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      Hover over the labels above to understand <b>Open Access</b>, <b>Member</b>, and <b>Affiliate</b>.
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  <!-- OPEN ACCESS -->
  <div class="pyr-label" style="top:35%; left:61%;">
    <a class="pyr-link" href="#open-access">
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        <b>Open Access</b><br><br>
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{{Tooltip|2=🔬 '''Neurophysiological Foundations for Trigeminal Diagnostics – Turker Module'''<br/><br/>🔹 La letteratura di Turker rappresenta uno dei riferimenti più solidi sulla fisiologia dei motoneuroni trigeminali e sui meccanismi di controllo dei riflessi orofacciali.<br/>Il suo contributo è essenziale per comprendere come '''latenza, ampiezza, soglia, modulazione corticale e fusimotoria''' determinino lo stato funzionale del sistema masticatorio.<br/><br/>🧠 Secondo Turker, il sistema trigeminale è caratterizzato da:<br/>
      </span>
• integrazione multisorgente (propriocettiva, nocicettiva, periodontale, muscolare),<br/>
    </span>
• modulazione centrale dinamica dei motoneuroni α e γ,<br/>
  </div>
• riflessi altamente adattivi e non-lineari,<br/>
• plasticità funzionale anche in condizioni cliniche asintomatiche.<br/><br/>⚡ Questa visione rende evidente che la risposta muscolare non è un semplice output meccanico, ma un '''codice neurofisiologico''' dipendente dal contesto, dall’attenzione, dal carico emotivo e dalla storia funzionale del paziente.<br/><br/>📌 '''Perché Turker è cruciale per il nostro paradigma?'''<br/>
Perché spiega in termini rigorosi come variazioni minime nei circuiti trigeminali possano produrre:<br/>
• asimmetrie funzionali,<br/>
• instabilità motoria,<br/>
• modifiche del tono muscolare basale,<br/>
• alterazioni riflessogene non percepibili clinicamente.<br/><br/>👉 Ciò crea il ponte concettuale tra neurofisiologia classica e modello '''quantum-like''':<br/>
le risposte muscolari non sono valori isolati, ma '''osservabili contestuali''' che cambiano in base a quale misura viene effettuata per prima (non-commutatività).<br/><br/> Per esempio se si effettua un test del Jaw Jerk e si evidenzia una asimmetria si è indotti ad una conclusione diagnostica di asimmetria occlusale e di conseguenza si inizializza un percorso, a volte irreversibile, di aggiustamenti occlusali. Se invece si effettua in prima battuta un test di Root-MEPs trigeminale e si verifica una asimmetria organica cioè della struttura stessa neuromotoria, quella asimmetria del jaw jerk precedentemente evidenziata perde del valore diagnostico e la paziente non viene inutilmente sottoposta a trattamento odontoiatrico riabilitativo. 🎯 '''Roadmap per il contributo di Turker nel progetto'''<br/>
Per costruire un linguaggio comune e rendere operativa la base neurofisiologica del paradigma che si articolerà successivamente nella realizzazione dello Indice <math>\psi</math>, si chiede a Turkerdi contribuire con tre micro-capitoli mirati si seguito ritortati provvisoriamente in indice<br/><br/>1️⃣ '''Motoneuroni trigeminali come sistema non-lineare'''<br/>
• comportamento adattivo,<br/>
• modulazione corticale e fusimotoria,<br/>
• instabilità funzionale come “pattern” diagnostico.<br/><br/>2️⃣ '''Riflessi orofacciali: latenza, soglia e ampiezza come osservabili diagnostiche'''<br/>
• perché non sono parametri statici,<br/>
• come dipendono dal contesto della misurazione,<br/>
• implicazioni cliniche per stati funzionali multipli.<br/><br/>3️⃣ '''Codice neurofisiologico e ritardo dell’informazione clinica'''<br/>
• differenza tra segnale neurofisiologico e sintomo clinico,<br/>
• perché la clinica tradizionale vede “troppo tardi”,<br/>
• base neurofisiologica della futura definizione dell’Indice Ψ.<br/><br/>}}<div class="book-index-columns">
<div>
<p style="font-size: 150%; color: black;">'''Normal Science'''</p>
<p style="font-size:  100%; color: black;">(''Public Open Access''{{Tooltip|2=This section is open to all users and represents the most inclusive part of the project, offering information and resources accessible to everyone.}})</p>
----
'''[[Introduction]]'''


*[[Logic of medical language]]
  <!-- MEMBER -->
**[[The logic of the classical language|The logic of classical language]]
  <div class="pyr-label" style="top:24%; left:33%;">
**[[The logic of the probabilistic language]]
    <span class="pyr-link" style="cursor:default;">
**[[Fuzzy language logic]]
      Member
**[[System logic]]
      <span class="pyr-tip pyr-tip-bottom">
*[[Complex Systems|The Complex Systems]]
        <b>Member</b><br><br>
*[[Logic of medical language: Introduction to quantum-like probability in the masticatory system]]
*[[Conclusions on the status quo in the logic of medical language regarding the masticatory system]]


'''[[Hemimasticatory spasm]]'''
        <b>Read-only</b> access to the reserved Book Index chapters,
        available to readers who identify themselves through an active LinkedIn profile.<br><br>


*[[1° Clinical case: Hemimasticatory spasm|1° Clinical case: Emimasticatory spasm]]
        <b>There is no cost.</b><br>
**[[Encrypted code: Ephaptic transmission]]
        Registration helps keep Masticationpedia focused
        on an identified and accountable scientific community.<br><br>


'''[[Bruxism]]'''
        <b>Permissions:</b>
        <ul style="margin:6px 0 6px 18px; padding:0;">
          <li>full reading access to reserved chapters</li>
          <li>no editing</li>
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          <li>no authorship or attribution</li>
        </ul>


*[[2° Clinical case: Pineal Cavernoma]]
        <div style="text-align:center; margin-top:12px;">
**[[Encrypted code: Hyperexcitability of the trigeminal system]]
          <a
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            🔐 Apply with LinkedIn
          </a>
        </div>


'''[[Occlusion and Posture]]'''
        <div style="margin-top:10px; opacity:0.9; font-size:12px; line-height:1.35;">
          After approval, reading permissions are enabled on your account.
        </div>
      </span>
    </span>
  </div>


*[[3° Clinical case: Meningioma]]
</div>
**[[Encrypted code: Bilateral Motor Evoked Potentials of trigeminal root]]
</html>


'''[[Orofacial Pain]]'''


*[[4° Clinical case: Temporomandibular disorders]]
<!-- ===================================================== -->
*[[5° Clinical case: Spontaneous Electromyographic Activity]]
<!-- CLARIFICATION BLOCK (below hero)                      -->
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        The Book Index as a working map
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      <div style="
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        flex: 1;
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'''[[Are we sure to know everything?]]'''
    <div style="font-size: 15px; line-height: 1.65;">
      <p style="margin:0 0 10px;">
        Masticationpedia’s Book Index <b>is not the table of contents of a finished book</b>
        nor the final structure of a manual.
        It is a <b>continuously evolving editorial and scientific working map</b>.
      </p>
     
The sections and chapters listed here do not represent a didactic pathway,
but the points where clinical practice reveals <b>fractures, anomalies, and paradigm limits</b>
that must be addressed without simplification.
      <blockquote>
        “The Ψ Index is a clinical criterion, but it is born within a paradigm crisis: it does not only measure data, it reorganizes their interpretation.”
      </blockquote>


*[[6° Clinical case: Facial onset sensory and motor neuronopathy]]
      <ul style="margin: 10px 0 10px 18px; padding: 0;">
*[[7° Clinical case: Brainstem neoplasm in Orofacial pain]]
        <li style="margin: 6px 0;">Some chapters are complete, others partial; others are present as <b>conceptual nodes</b>.</li>
'''[[Conclusion of the ‘Normal Science’ section]]'''
        <li style="margin: 6px 0;">The order of the index <b>is not final</b>: it may change, be reorganized, or expanded.</li>
        <li style="margin: 6px 0;">The Book Index does not contain final answers: it contains the <b>conditions of their necessity</b>.</li>
      </ul>
 
      <div style="margin-top: 12px; padding-top: 10px; border-top: 1px solid rgba(0,0,0,0.08); font-size: 12.5px; opacity: 0.82;">
        Sections and chapters evolve together with the project’s clinical and methodological work.
      </div>
    </div>
  </div>
</div>
</div>
<div>
<p style="font-size: 150%; color: black;">'''Crisis of Paradigm'''</p>
<p style="font-size:  100%; color: black;">(''Members only access''{{Tooltip|2=This section is reserved exclusively for users who have received a personal invitation to register on Masticationpedia. This invitation is sent only to carefully selected colleagues, chosen for their professional value, scientific interest, and distinctive qualities. If you find the topics interesting and have not received an invitation, you can request one by submitting a request through the 'Member Account request form'. (a Google Account is needed to request the Member Account).''


<span class="colour-button-small" style="float: right; margin-top: 1rem;">[https://docs.google.com/forms/d/e/1FAIpQLSfNPOFCBl8twuPIzhil1frbeBrgmcTzcxkXUu_f5OktuEX4Yw/viewform?vc=0&c=0&w=1&flr=0 Member Account request]</span>}})</p>
----


<div class="crisis-of-paradigm-for-all">
<!-- ===================================================== -->
'''[[Research Diagnostic Criteria (RDC)]]'''
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* [[Jaw movements analysis. Part 1: Electrognathographic Replicator|Jaw movements analysis: Electrognathographic Replicator]]
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** [[Transverse Hinge Axis]]
  }
** [[Vertical Hinge Axis]]
**The Magic of the Condylar Sphere


*'''Jaw movements analysis:Pantographic Replicator'''
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**Advantage and Limit of Pantography
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**Interfacial Distance
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**Advantage and Limit of Axiography
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*'''[[Electromyography|Electromyography (EMG)]]'''
  /* ============================ */
**EMG  Interferential pattern
  /* TOPIC BOX                    */
**EMG at rest position
  /* ============================ */
**Quantitative Analysis of EMG
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**Wavelett
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* '''[[Transcutaneous Electric Nerve Stimulation]]'''
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**Intraocclusal free way space
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***The mysterious "Muscle tone"
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** Closing trajectory from TENS
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'''Beyond the RDC'''
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* [[Clinic Electromyography|Clinical Electromyography]]
* [[Artificial Neural Networks: Automatic Neuromuscular Diagnostic]]
* Trigeminal Neurophysiopathology
* [[Trigeminal Nociceptive Evaluation in TMD Patients by studying CO2-Laser Evoked Potentials and Masseter Laser Silent Periods]]
* [[Electrical and Magnetic Stimulation of the Central and Peripheral Nervous System:Modeling of Generated Fields and Data Interpretation]]
* [[Transcranial Magnetic Stimulation and Brain Plasticity in Post-Stroke Recovery]]
* Pain Pathophysiology
* [[Role of Metabotropic Glutamate Receptors in Pain]]
* [[Neuronal Basis of Neuropathic Pain and Neuroprotective Mechanisms of Antiepileptic Drugs]]
* Use of Functional Magnetic Resonance Imaging (fMRI) in Pain Research
* Neuroradiology in Craniofacial Pain


'''Conclusions to the Paradigm crisis section'''  
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<div class="book-index-columns">
 
<!-- ===================== -->
<!-- COLUMN 1              -->
<!-- ===================== -->
<div class="book-card">
<div class="book-card-title">Normal Science</div>
<hr class="book-card-sep" />
 
<div class="bi-topic">
<div class="bi-topic-title">'''[[Introduction]]'''</div>
 
* [[Logic of medical language]]
** [[The logic of the classical language|The logic of classical language]]
** [[The logic of the probabilistic language|The logic of the probabilistic]]
** [[Fuzzy language logic]]
** [[System logic]]
* [[Complex Systems|The Complex Systems]]
* [[Logic of medical language: Introduction to quantum-like probability in the masticatory system]]
* [[Conclusions on the status quo in the logic of medical language regarding the masticatory system]]</div>
 
<div class="bi-topic">
<div class="bi-topic-title">'''[[Hemimasticatory spasm]]'''</div>
 
* [[1° Clinical case: Hemimasticatory spasm|1° Clinical case: Emimasticatory spasm]]
** [[Encrypted code: Ephaptic transmission]]
</div>
 
<div class="bi-topic">
<div class="bi-topic-title">'''[[Bruxism]]'''</div>
 
* [[2° Clinical case: Pineal Cavernoma]]
** [[Encrypted code: Hyperexcitability of the trigeminal system]]
</div>
</div>
<div class="crisis-of-paradigm-for-members">
'''[[Member:Research Diagnostic Criteria (RDC)|Research Diagnostic Criteria (RDC)]]'''


* [[Member:Jaw movements analysis. Part 1: Electrognathographic Replicator|Jaw movements analysis: Electrognathographic Replicator]]
<div class="bi-topic">
** [[Member:Transverse Hinge Axis|Transverse Hinge Axis]]
<div class="bi-topic-title">'''[[Occlusion and Posture]]'''</div>
** Vertical Hinge Axis
 
**The Magic of the Condylar Sphere
* [[3° Clinical case: Meningioma]]
** [[Encrypted code: Bilateral Motor Evoked Potentials of trigeminal root]]
</div>


*'''Jaw movements analysis:Pantographic Replicator'''
<div class="bi-topic">
**Intercondylar Distance
<div class="bi-topic-title">'''[[Orofacial Pain]]'''</div>
**Advantage and Limit of Pantography


* '''Jaw movements analysis:Axiographic Replicator'''
* [[4° Clinical case: Temporomandibular disorders]]
**Interfacial Distance
* [[5° Clinical case: Spontaneous Electromyographic Activity]]
**Advantage and Limit of Axiography
</div>


*'''[[Member:Electromyography|Electromyography (EMG)]]'''
<div class="bi-topic">
**EMG  Interferential pattern
<div class="bi-topic-title">'''[[Are we sure to know everything?]]'''</div>
**EMG at rest position
**Quantitative Analysis of EMG
**Fourier transform
**Wavelett


* '''[[Member:Transcutaneous Electric Nerve Stimulation|Transcutaneous Electric Nerve Stimulation]]'''
* [[6° Clinical case: Facial onset sensory and motor neuronopathy]]
**Intraocclusal free way space
* [[7° Clinical case: Brainstem neoplasm in Orofacial pain]]
***The mysterious "Muscle tone"
</div>
** Closing trajectory from TENS


'''Beyond the RDC'''
<div class="bi-topic">
<div class="bi-topic-title">Section closing</div>
*'''[[Conclusion of the ‘Normal Science’ section]]'''
</div>
</div>


* [[Member:Clinic Electromyography|Clinic Electromyography]]
<!-- ===================== -->
* [[Member:Artificial Neural Networks: Automatic Neuromuscular Diagnostic|Artificial Neural Networks: Automatic Neuromuscular Diagnostic]]
<!-- COLUMN 2              -->
* Trigeminal Neurophysiopathology
<!-- ===================== -->
* [[Member:Trigeminal Nociceptive Evaluation in TMD Patients by studying CO2-Laser Evoked Potentials and Masseter Laser Silent Periods|Trigeminal Nociceptive Evaluation in TMD Patients by studying CO2-Laser Evoked Potentials and Masseter Laser Silent Periods]]
<div class="book-card">
* [[Member:Electrical and Magnetic Stimulation of the Central and Peripheral Nervous System:Modeling of Generated Fields and Data Interpretation|Electrical and Magnetic Stimulation of the Central and Peripheral Nervous System:Modeling of Generated Fields and Data Interpretation]]
<div class="book-card-title">Paradigm Crisis</div>
* [[Member:Transcranial Magnetic Stimulation and Brain Plasticity in Post-Stroke Recovery|Transcranial Magnetic Stimulation and Brain Plasticity in Post-Stroke Recovery]]
<hr class="book-card-sep" />
* Pain Pathophysiology
* [[Member:Role of Metabotropic Glutamate Receptors in Pain|Role of Metabotropic Glutamate Receptors in Pain]]
* [[Member:Neuronal Basis of Neuropathic Pain and Neuroprotective Mechanisms of Antiepileptic Drugs|Neuronal Basis of Neuropathic Pain and Neuroprotective Mechanisms of Antiepileptic Drugs]]
* Use of Functional Magnetic Resonance Imaging (fMRI) in Pain Research
* Neuroradiology in Craniofacial Pain


'''Conclusions to the Paradigm crisis section'''
<div class="bi-topic">
<div class="bi-topic-title">[[Research Diagnostic Criteria (RDC)]]</div>
*[[Jaw movements analysis. Part 1: Electrognathographic Replicator|Jaw movements analysis: Electrognathographic Replicator]]
**[[Transverse Hinge Axis|Transverse hinge axis]]
**Vertical Hinge Axis
**The magic of the condylar sphere
</div>
</div>


<div class="bi-topic">
<div class="bi-topic-title">'''Jaw movements a'''nalysis: Pantographic replicator</div>
*Intercondylar distance
*Advantages and limits of pantography
</div>
</div>
<div>
<p style="font-size: 150%;">'''Extraordinary science'''</p>
<p style="font-size:  100%; color: black;">(Multidisciplinar research ''in Progress'')</p>
----
<div class="extraordinary-science-for-all">


'''Module 1 – Introduction to the New Paradigm'''{{Tooltip|2=🔮 '''Fondamento del nuovo paradigma diagnostico'''<br/><br/>🔹 Per decenni la diagnosi nel sistema masticatorio è stata ancorata quasi esclusivamente all’osservazione macroscopica, assumendo che la forma visibilmente tangibile (lo ''stato occlusale'') riflettesse fedelmente la funzione profonda (lo ''stato neuromotorio'').<br/>
<div class="bi-topic">
Tuttavia, i casi clinici presentati nella sezione ''Normal Science'' dimostrano l’opposto: la realtà macroscopica può risultare completamente disaccoppiata dallo stato neurofisiologico del sistema trigeminale.<br/><br/>🔀 Una presunta “malocclusione” può rivelare un sistema neurologicamente simmetrico e  funzionalmente sincronizzato,mentre una “normocclusione” ottenuta per via ortodontica e/o chirurgica può celare un danno neurofunzionale severo, invisibile alla valutazione clinica convenzionale.<br/><br/>🐱‍👤 In questo contesto, il paradosso di Schrödinger diventa un’analogia clinica concreta: il paziente può essere simultaneamente “sano” e “malato” finché non viene effettuata una misurazione mesoscopica neurofisiologica capace di far collassare elettrofisiologicamente lo ''stato del sistema'', rivelandone la reale configurazione strutturale e funzionale.<br/><br/>👉 Possiamo dunque parlare, a pieno titolo, di una '''sovrapposizione dinamica di fasi''' all’interno del sistema masticatorio.<br/><br/>‼️ Per approfondire ti indirizzo al paragrafo specifico:<br/[[Conclusions_on_the_status_quo_in_the_logic_of_medical_language_regarding_the_masticatory_system#Introduction_to_quantum-like_diagnostics|Introduction to quantum–like diagnostics]]<br/><br/>🧪 La misurazione stessa, però, — dipendente dall'osservatore, dallo strumento e dal contesto clinico— modifica ciò che viene osservato. Questo mette in luce i limiti strutturali della diagnostica classica, basata su logiche linguistiche ambigue e su modelli probabilistici frequentisti (P-value) o bayesiani, inadatti a descrivere fenomeni complessi, non lineari e temporalmente dinamici come quelli generati dai sistemi neurofisiologici.<br/><br/>🧩 Un altro argomento da affrontaare è il seguente: nella diagnostica tradizionale si attribuisce fiducia quasi assoluta ai segni clinici e alla sintomatologia — elementi appartenenti al linguaggio naturale e non a un linguaggio macchina e per macchina si intende il 'sistema nervoso centrale e periferico' che hanno un loro specifico linguaggio formale. Una ritardo di latenza non può avere ambiguità è formale, matematico, fisico, in sostanza, corrispondo molto probabilmente ad una demielinizzazione. Diversa, perciò, è la natura dei '''segnali criptati neurocognitivi''', non immediatamente traducibili nel linguaggio clinico convenzionale (dolore, parestesia ecc.).<br/><br/>💠 Come mostrato nei casi della sezione ''Normal Science'', un segnale criptato di bruxismo — comunemente interpretato come fenomeno meccanico-odontoiatrico — può essere correttamente decriptato solo attraverso una misurazione mesoscopica elettrofisiologica trigeminale, come il '''ciclo di recupero del periodo silente masseterino (rcMIR)'''.<br/>Questa misurazione permette di rilevare un danno neurologico strutturale anche in pazienti trattati per anni con terapie sintomatiche (es. biteplane) senza alcuna comprensione della causa primaria.<br/><br/>‼️ Per un approfondimento sul rcMIR:<br/>
<div class="bi-topic-title">'''Jaw movements a'''nalysis: Axiographic replicator</div>
[[Encrypted_code:_Hyperexcitability_of_the_trigeminal_system#2nd Step: Recovery cycle of the Inhibitory Masseter Reflex|2nd Step: Recovery cycle of the Inhibitory Masseter Reflex]]<br/><br/>🔹 Questi tre aspetti — sovrapposizione di fasi funzionali, decriptaggio di segnali subliminali e ritardo dell’informazione clinica — mettono in luce un'altra profonda anomalia epistemologica.<br/><br/>👉 '''Le variabili diagnostiche sono non-commutative.'''<br/>
*Interfacial distance
'''AB ≠ BA'''<br/><br/>Ogni misurazione:<br/>
*Advantages and limits of axiography
• seleziona un sotto-spazio di possibilità interpretative,<br/>
</div>
• altera il contesto diagnostico,<br/>
• influenza il significato delle misurazioni successive.<br/><br/>Questa è una forma di '''non-commutatività epistemica''', perfettamente coerente con i modelli “quantum-like” applicati ai sistemi cognitivi e biologici.<br/><br/>📌 '''Esempio clinico:'''<br/>Un paziente classificato per 10 anni come affetto da “bruxismo odontoiatrico” (misurazione A) ha ricevuto trattamenti coerenti con tale frame interpretativo.Il percorso diagnostico e terapeutico è stato indirizzato da questa proposizione<br/>
Solo dopo una valutazione mesoscopica tramite rcMIR (misurazione B) è emerso un pattern di ipereccitabilità compatibile con una lesione centrale (Cavernoma Pineale).<br/><br/>Se si fosse invertito l’ordine:<br/>• '''BA (rcMIR → valutazione clinica)''' avrebbe permesso una diagnosi immediata;<br/>• '''AB (valutazione clinica → rcMIR)''' ha ritardato la diagnosi di 10 anni.<br/><br/>👉 La non-commutatività diagnostica è dunque un fatto clinico reale.<br/><br/>‼️ Per approfondire:<br/>[[Conclusion of the ‘Normal Science’ section#Non-commutative Variables|Non-commutative Variables]]<br/><br/>🔧 Il nuovo paradigma richiede un modello diagnostico non-classico, capace di gestire:'<br/>
• la coesistenza di stati funzionali multipli,  '<br/>
• l’incertezza epistemica,  '<br/>
• le dinamiche emergenti che caratterizzano i sistemi neurofisiologici complessi. 
<br/><br/>🎯 In questa prospettiva, lo scopo del progetto non è soltanto introdurre un nuovo indice — l’'''Indice Ψ''' — ma costruire una piattaforma concettuale comune, condivisa da tutti i ricercatori coinvolti. 
<br/><br/>Per raggiungere questo livello di integrazione è necessario:
• comprendere le basi della probabilità non-classica e dei modelli "quantum-like" (Khrennikov), '<br/>
• riconoscere il ruolo della neurofisiologia mesoscopica e dei segnali elettro-diagnostici (Türker), '<br/>
• superare la distanza tra linguaggi disciplinari differenti — clinico, matematico, neurofisiologico — affinché descrivano lo stesso fenomeno con coerenza. 
<br/><br/>💡 L’obiettivo dei moduli successivi sarà proprio questo: 
costruire passo dopo passo un linguaggio condiviso che permetta alla comunità scientifica di interpretare i dati clinici e neurofisiologici attraverso una logica non-commutativa, preparando il terreno per la definizione formale dell’'''Indice Ψ'''.
<br/><br/>👉 Solo quando tutti i contributi — clinici, matematici e neurofisiologici — saranno armonizzati, sarà possibile dare forma all’indice paradigmatico e al modello diagnostico che esso rappresenta.}}


<small>Authors: Gianni Frisardi</small>
<div class="bi-topic">
<div class="bi-topic-title">[[Crisis:Electromyography|Electromyography (EMG)]]</div>
*EMG interference pattern
*Resting EMG
*Quantitative EMG analysis
*Fourier transform
*Wavelets
</div>


* Perché la diagnosi classica non funziona nei sistemi complessi
<div class="bi-topic">
* La necessità di un modello non-classico (quantum-like)
<div class="bi-topic-title">'''[[Transcutaneous Electric Nerve Stimulation]]'''</div>
* Verso un linguaggio comune per costruire l’Indice Ψ
*Intraocclusal free space
**The mysterious “muscle tone”
*TENS closing trajectories
</div>


'''Module 2 – Quantum-like Framework for Biological and Clinical Systems'''{{TooltipWide|2=🧬 '''Quantum-like Framework for Biological and Clinical Systems'''<br/><br/>🔹 Secondo Khrennikov, i sistemi biologici e cognitivi non seguono la probabilità classica, ma generano '''pattern non-classici''' dovuti a:<br/>
<div class="bi-topic">
• dipendenza dal contesto di osservazione,<br/>
<div class="bi-topic-title">Beyond the RDC</div>
• dipendenza sequenziale delle misure (order effects),<br/>
• interferenza informativa tra stati potenziali.<br/><br/>🧠 In questi sistemi, lo ''stato'' non è un valore singolo, ma una '''distribuzione contestuale''' che cambia quando cambia la domanda clinica o l’ordine delle osservazioni. 
Questa proprietà è perfettamente coerente con il comportamento del sistema trigeminale nei nostri casi clinici: ciò che osserviamo dipende dall’ordine con cui lo misuriamo.<br/><br/>⚛️ Khrennikov introduce il modello di '''probabilità quantum-like''' non come fisica quantistica, ma come matematica più adatta a descrivere:<br/>
• sistemi aperti e non-lineari,<br/>
• rumore biologico non-gaussiano,<br/>
• misure non-commutative,<br/>
• stati sovrapposti che collassano solo al momento della misurazione.<br/><br/>
📌 '''Perché è rilevante per il nostro progetto?'''<br/>
Il sistema trigeminale è un sistema aperto, influenzato da input periferici, corticali, emotivi e motori. La sua risposta clinica non può essere descritta solo da media, deviazioni standard o modelli deterministici — necessita di una struttura probabilistica contestuale, esattamente come proposto da Khrennikov.<br/><br/>🔧 '''Road map per la collaborazione con Khrennikov'''<br/>
Per costruire un linguaggio comune tra matematica e neurofisiologia, proponiamo tre obiettivi chiave:<br/>1️⃣ **Formalizzare i concetti clinici in termini di variabili non-commutative**(A prima di B ≠ B prima di A), per descrivere l’effetto dell’ordine diagnostico.<br/>2️⃣ **Definire uno spazio degli stati (Hilbert-like) per i sistemi neurofisiologici**dove le misure cliniche diventano proiezioni di un vettore di stato.<br/>3️⃣ **Proporre un modello di interferenza clinica**per spiegare perché due diagnosi apparentemente simili possono produrre esiti completamente diversi in base al contesto.<br/><br/> Tutti concetti che possono essere rappresentati in due o tre capitoli descrittivi, provvisoriamente elencati nell'indice sottostante.<br/>
💡 '''Finalizzazione del Modulo 2'''<br/>
Il contributo di Khrennikov non deve essere un esercizio astratto di matematica, ma la costruzione del ''lessico comune'' necessario per permettere a tutti noi (clinici e matematici) di descrivere gli stessi fenomeni con le stesse parole. 
Solo così la futura costruzione dell’'''Indice Ψ''' potrà poggiare su basi concettuali solide e condivise.}}


<small>Authors: Andrei Khrennikov</small>
* [[Clinic Electromyography|Clinical Electromyography]]
* [[Crisis:Artificial Neural Networks: Automatic Neuromuscular Diagnostic|Artificial Neural Networks: Automatic Neuromuscular Diagnostic]]


* Introduction to Contextual Probability in Biological Systems
*Trigeminal neurophysiopathology
* 'Non-commutative Measurements in Neurophysiology
*[[Trigeminal Nociceptive Evaluation in TMD Patients by studying CO2-Laser Evoked Potentials and Masseter Laser Silent Periods]]
* Toward a Clinical Hilbert Space
*[[Electrical and Magnetic Stimulation of the Central and Peripheral Nervous System:Modeling of Generated Fields and Data Interpretation]]
*[[Transcranial Magnetic Stimulation and Brain Plasticity in Post-Stroke Recovery]]
*Pain pathophysiology
*[[Role of Metabotropic Glutamate Receptors in Pain]]
*[[Neuronal Basis of Neuropathic Pain and Neuroprotective Mechanisms of Antiepileptic Drugs]]
*Use of functional MRI (fMRI) in pain research
*Neuroradiology in craniofacial pain
</div>


'''Module 3 – Trigeminal Electrophysiology and Reflexes {{Tooltip|2=La letteratura di Turker è uno dei riferimenti più solidi sulla fisiologia dei motoneuroni trigeminali e sul controllo dei riflessi orofacciali.<br/>Il suo contributo è essenziale per comprendere come 'latenza, ampiezza, soglia e modulazione corticale/fusimotoria' definiscano lo stato funzionale del sistema masticatorio.<br/><br/>🧠Secondo Turker, il sistema trigeminale presenta:<br/>• integrazione multisorgente (propriocettiva, nocicettiva, periodontale, muscolare),<br/>• modulazione centrale dinamica dei motoneuroni α e γ,<br/>• riflessi altamente adattivi e non-lineari,<br/>• plasticità funzionale anche in condizioni cliniche apparentemente normali.<br/><br/>⚡ Questo dimostra che la risposta muscolare non è un semplice output meccanico, ma un vero e proprio 'codice neurofisiologico'dipendente dal contesto, dall’attenzione, dal carico emotivo e dalla storia funzionale del paziente.<br/><br/>📌 'Perché Turker è cruciale per il nostro paradigma?'<br/>Perché dimostra che variazioni minime nei circuiti trigeminali possono generare:<br/>• asimmetrie funzionali,<br/>• instabilità motoria,<br/>• cambiamenti del tono basale,<br/>• alterazioni riflessogene non percepibili clinicamente.<br/><br/>👉 Questo crea il ponte tra neurofisiologia classica e modello '''quantum-like''':<br/>le risposte muscolari non sono valori fissi, ma '''osservabili contestuali''' che cambiano in base all’ordine delle misurazioni (non-commutatività).<br/><br/>📌 'Esempio clinico esplicativo'<br/>Una asimmetria nel Jaw Jerk porta a una diagnosi occlusale → intervento meccanico.<br/>Se invece prima si esegue un test di Root-MEPs trigeminale e si evidenzia una asimmetria organica, l'interpretazione del Jaw Jerk cambia completamente e il percorso terapeutico si ribalta.<br/><br/>🎯 'Roadmap proposta per il contributo di Turker'<br/>Tre micro-capitoli per costruire un linguaggio comune e preparare la struttura dello Indice<math>\ψ</math>:<br/><br/>1️⃣ 'Motoneuroni trigeminali come sistema non-lineare'<br/>• comportamento adattivo,<br/>• modulazione corticale/fusimotoria,<br/>• instabilità funzionale come pattern diagnostico.<br/><br/>2️⃣ 'Riflessi orofacciali: latenza, soglia e ampiezza come osservabili diagnostiche'<br/>• perché non sono parametri statici,<br/>• dipendenza dal contesto di misurazione,<br/• implicazioni cliniche per stati multipli.<br/><br/>3️⃣ 'Codice neurofisiologico e ritardo dell’informazione clinica'<br/>• differenza tra segnale neurofisiologico e sintomo clinico,<br/>• perché la clinica tradizionale “vede tardi”,<br/>• base neurofisiologica della futura definizione dell’Indice Ψ.<br/><br/></div>}}
<div class="bi-topic">
<div class="bi-topic-title">Section closing</div>
*Conclusions of the paradigm crisis section
</div>
</div>
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<!-- COLUMN 3              -->
<!-- ===================== -->
<div class="book-card"><div class="book-card-title">Index |Ψ'''<math>\rangle</math>'''</div>
<hr class="book-card-sep" />


<div class="bi-topic">
  <div class="bi-topic-title">


<small>Authors: Kemal S. Türker</small>  
Contributors to the |Ψ'''<math>\rangle</math>''' Index Paradigm:


* Motoneuroni trigeminali come sistema non-lineare
[[Autori:Gianni_Frisardi|Gianni Frisardi]] ·
* Riflessi orofacciali: latenza, soglia e ampiezza come osservabili diagnostiche
[[Autori:Kemal_Sitki_Türker|Kemal Sitki Türker]] ·
* Codice neurofisiologico e ritardo dell’informazione clinica
[[Autori:Andrei_Khrennikov|Andrei Khrennikov]] ·
[[Autori:Diego_Centonze|Diego Centonze]] ·
[[Autori:Flavio_Frisardi|Flavio Frisardi]]<br><br>
<span style="font-style: italic; font-weight: 400;">
The '''<math>\mid\Psi\rangle</math>''' Index is a collaborative paradigm under continuous development.
</span>
</div>
</div>


'''Road Map del progetto 'Index <math>\Psi</math>'''
<div class="bi-topic">
  <div class="bi-topic-title">'''PART I — PREPARATION FOR THE CONCEPT OF INDEX <math>\mid\Psi\rangle</math>'''
[[When Normal Science fails: a clinical anomaly that opens the problem|When Normal Science fails:<span class="bi-subtitle"> ''a clinical anomaly that opens the problem''</span>]]


* STEP 1 — Scheletro generale dell’Indice Ψ{{Tooltip|2=L’indice Ψ è composto da due colonne portanti:</b>Componente neurofisiologica (misurazione reale del sistema)</b>Componente matematica/statistica (descrizione dello stato)</b>Obiettivo dello step:</b>
[[Levels of clinical observation: change of informational scale|'''Levels of clinical observation:''' <span class="bi-subtitle">change of informational scale</span>]]
👉 Definire cosa entra nell’Indice Ψ e cosa resta fuori.}}
* STEP 2 — Struttura neurofisiologica generale{{Tooltip|2=Qui devi introdurre:</b>Qui si introduce:</b>Simmetria</b>Energia potenziale del sistema motorio trigeminale</b>Stratificazione SC vs FC</b>Obiettivo dello step:
👉 “Qual è la fisica del sistema masticatorio?”<}}


* STEP 3— Connettività Strutturale (SC)
[[Crisi del valore assoluto: instabilità del numero clinico|'''Crisis of the absolute value:'''<span class="bi-subtitle"> ''instability of the clinical number''</span>]]
* STEP 4 —Connettività Funzionale (FC)
* STEP 6 — Batteria di Test neurofisiologici per l’Indice Ψ
* STEP 7 — Estrapolazione dei dati significativi
* STEP 8 — Concetto di normalizzazione e contestualità
* STEP 9 — Algoritmo dell’Indice Ψ
* STEP 10 — Validità, limiti e scenari clinici


'''Module 4 – Structural Connectivity (SC) of the Trigeminal System'''<br />
[[Non-commutative variables in clinical practice: the order of information matters|'''Non-commutative variables in clinical practice:'''<span class="bi-subtitle"> ''the order of information matters''</span>]]
<small>Authors: Gianni Frisardi, Kemal S. Türker</small>


* Definition of Structural Connectivity in the masticatory system
'''Magnitude and phase without anchoring: <span class="bi-subtitle">''why any generic index fails''</span>'''
* Trigeminal Root Motor Evoked Potentials (R-MEPs)
* Protocols, latency, amplitude and symmetry indices
* SC markers for complex rehabilitative planning


'''Module 5 – Functional Connectivity (FC) of the Trigeminal System'''<br />
'''Noise, encrypted signal and clinical phase''':<span class="bi-subtitle"> ''non-evident information''</span></div>
<small>Authors: Kemal S. Türker, Gianni Frisardi;</small>  
</div>


* Definition of Functional Connectivity in the masticatory system
* Jaw jerk
* Masseter tendon silent period
* Masseter electrical silent period
* Recovery cycle of the masseter inhibitory reflex
* H-wave and related polysynaptic responses
* FC markers in health and pathology


'''Module 6 – From SC/FC to Emergent Behaviour in Mastication'''<br />
<div class="bi-topic">
<small>Authors: Gianni Frisardi (lead); Kemal S. Türker; Ali Esquembre</small>
  <div class="bi-topic-title">
'''PART II — THE FOUNDATIONS OF THE 'INDEX <math>\mid\Psi\rangle</math>'''<nowiki/>'


* Separation and interaction between SC and FC
Why ∣Ψ⟩:  '''<span class="bi-subtitle">the state as a non-observable description of the clinical system</span>'''
* Emergent patterns in complex masticatory tasks
* Network perspective on neuro-gnathological dysfunctions
* Conceptual bridge toward a synthetic index of system state


'''Module 7 – Index <math>\Psi</math>: Quantum-like Diagnostic Model'''<br />
'''Symmetry and system stability: <span class="bi-subtitle">relation as information</span>'''
<small>Authors: Gianni Frisardi (lead); Andrei Khrennikov; Kemal S. Türker; Ali Esquembre</small>


* Model description
'''Adimensionality: <span class="bi-subtitle"> ''why a clinical state cannot depend on units of measurement''</span>'''
** Role of trigeminal motor evoked potentials (R-MEPs) in evaluating SC
** Role of trigeminal reflexes in evaluating FC
** Integration of SC and FC in a single state variable
** Emergent Behaviour encoded in the index <math>\Psi</math>
* Quantum modelling of the Index '''<math>\Psi</math>'''
** Quantum Bayes Theorem (QBayes)
** Interference term and differences from the classical approach
* Expectation value and mathematical formalism
** Operator form of the diagnostic model
** Cosine of <math>\psi</math> as a measure of overlap between concomitant pathologies


'''Normalization: <span class="bi-subtitle">from individual data to system comparability</span>'''
'''The Index as a vector: <span class="bi-subtitle">why a number alone does not describe a state</span>'''
Clinical phase: '''<span class="bi-subtitle">the non-evident information that distinguishes apparently similar states</span>'''
The trigeminal biological constant: '''<span class="bi-subtitle">a physiological scale in which only the last decimals move</span>'''
</div>
</div>
</div>


<div class="extraordinary-science-for-affiliates">


'''Module 1 Introduction to the New Paradigm'''<br />
<div class="bi-topic">
<small>Authors: Gianni Frisardi (lead); Andrei Khrennikov; Kemal S. Türker; Ali Esquembre</small>
  <div class="bi-topic-title">'''PART III TOWARDS EXTRAORDINARY SCIENCE'''


* Why a paradigm shift in masticatory science
<div style="
* From “occlusion only” to neuro–gnathological systems
  max-width: 760px;
* Normal Science – Crisis – Extraordinary Science in the masticatory field
  margin: 14px auto 18px;
* [Errore Traduzione]
  padding: 14px 18px;
  background: #fafafa;
  border: 1px solid rgba(0,0,0,0.12);
  border-left: 4px solid #c9a24d;
  border-radius: 10px;
  font-size: 92%;
  line-height: 1.5;
  color: #555;
  font-weight: 400;
">
 
<span style="font-style: italic; font-weight: 400;">
Note to the reader
</span><br/>
 
<span style="font-weight: 400;">
This section does not present a completed model.<br/>
It presents the construction pathway of the Index '''<math>\mid\Psi\rangle</math>'''.<br/>
Each section is open to revision, discussion, and critical contributions.
</span>
 
</div>
 
Instrumental framework: '''<span class="bi-subtitle">''from signals to states''</span>'''
 
Foundational decision: '''<span class="bi-subtitle">''why absolute data are not sufficient''</span>'''
 
The trigeminal biological constant:'''<span class="bi-subtitle"> ''a physiological scale in which only the last decimals move''</span>'''
 
Symmetry:'''<span class="bi-subtitle"> ''defined as system error''</span>'''
 
Elementary asymmetries:'''<span class="bi-subtitle"> ''construction and clinical meaning''</span>'''
 
<sub>b</sub>Root-MEPs → <math>\alpha</math>:''' <span class="bi-subtitle"> ''structural normalizer of the system''</span>'''
 
Masticatory reflexes → <math>\beta_i</math>:'''<span class="bi-subtitle"> ''aggregation as clinical observables''</span>'''
 
Error → Order:'''<span class="bi-subtitle"> ''logarithmic transformation (Neperian)''</span>'''
 
Decimals:'''<span class="bi-subtitle"> ''control of <math>\tau</math> and <math>\kappa</math>''</span>'''
 
Excitability state→ <math>\chi</math>:'''<span class="bi-subtitle"> ''insertion as a state variable''</span>'''
 
Index <math>\mid\Psi\rangle</math>:'''<span class="bi-subtitle"> ''interpretation as a clinical state''</span>'''
 
Phase:'''<span class="bi-subtitle"> ''state transfer and the role of semantic AI''</span>'''
 
Logical closure:'''<span class="bi-subtitle"> ''internal coherence of the model''</span>'''
</div>
</div>
 
</div>

Versione attuale delle 16:00, 24 gen 2026

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       The Book Index as a working map

Masticationpedia’s Book Index is not the table of contents of a finished book nor the final structure of a manual. It is a continuously evolving editorial and scientific working map.

The sections and chapters listed here do not represent a didactic pathway, but the points where clinical practice reveals fractures, anomalies, and paradigm limits that must be addressed without simplification.

“The Ψ Index is a clinical criterion, but it is born within a paradigm crisis: it does not only measure data, it reorganizes their interpretation.”

  • Some chapters are complete, others partial; others are present as conceptual nodes.
  • The order of the index is not final: it may change, be reorganized, or expanded.
  • The Book Index does not contain final answers: it contains the conditions of their necessity.
       Sections and chapters evolve together with the project’s clinical and methodological work.



Paradigm Crisis

Jaw movements analysis: Pantographic replicator
  • Intercondylar distance
  • Advantages and limits of pantography
Jaw movements analysis: Axiographic replicator
  • Interfacial distance
  • Advantages and limits of axiography
  • EMG interference pattern
  • Resting EMG
  • Quantitative EMG analysis
  • Fourier transform
  • Wavelets
  • Intraocclusal free space
    • The mysterious “muscle tone”
  • TENS closing trajectories
Section closing
  • Conclusions of the paradigm crisis section
Index |Ψ

Contributors to the |Ψ Index Paradigm:

Gianni Frisardi · Kemal Sitki Türker · Andrei Khrennikov · Diego Centonze · Flavio Frisardi

The Ψ Index is a collaborative paradigm under continuous development.

PART I — PREPARATION FOR THE CONCEPT OF INDEX Ψ

When Normal Science fails: a clinical anomaly that opens the problem

Levels of clinical observation: change of informational scale

Crisis of the absolute value: instability of the clinical number

Non-commutative variables in clinical practice: the order of information matters

Magnitude and phase without anchoring: why any generic index fails

Noise, encrypted signal and clinical phase: non-evident information


PART II — THE FOUNDATIONS OF THE 'INDEX Ψ'

Why ∣Ψ⟩: the state as a non-observable description of the clinical system

Symmetry and system stability: relation as information

Adimensionality: why a clinical state cannot depend on units of measurement

Normalization: from individual data to system comparability

The Index as a vector: why a number alone does not describe a state

Clinical phase: the non-evident information that distinguishes apparently similar states

The trigeminal biological constant: a physiological scale in which only the last decimals move


PART III – TOWARDS EXTRAORDINARY SCIENCE

Note to the reader

This section does not present a completed model.
It presents the construction pathway of the Index Ψ.
Each section is open to revision, discussion, and critical contributions.

Instrumental framework: from signals to states

Foundational decision: why absolute data are not sufficient

The trigeminal biological constant: a physiological scale in which only the last decimals move

Symmetry: defined as system error

Elementary asymmetries: construction and clinical meaning

bRoot-MEPs → α: structural normalizer of the system

Masticatory reflexes → βi: aggregation as clinical observables

Error → Order: logarithmic transformation (Neperian)

Decimals: control of τ and κ

Excitability state→ χ: insertion as a state variable

Index Ψ: interpretation as a clinical state

Phase: state transfer and the role of semantic AI

Logical closure: internal coherence of the model