Novel System for Bite-Force Sensing and Monitoring Based on Magnetic Near Field Communication

Intraoral devices for bite-force sensing have several applications in odontology and maxillofacial surgery, as bite-force measurements provide additional information to help understand the characteristics of bruxism disorders and can also be of help for the evaluation of post-surgical evolution and...

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Main Authors: Jesús Sanz Maudes, Carlos González Bris, Pilar Lafont Morgado, Andres Diaz Lantada
Format: Article
Language:English
Published: MDPI AG 2012-08-01
Series:Sensors
Subjects:
Online Access:http://www.mdpi.com/1424-8220/12/9/11544
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author Jesús Sanz Maudes
Carlos González Bris
Pilar Lafont Morgado
Andres Diaz Lantada
author_facet Jesús Sanz Maudes
Carlos González Bris
Pilar Lafont Morgado
Andres Diaz Lantada
author_sort Jesús Sanz Maudes
collection DOAJ
description Intraoral devices for bite-force sensing have several applications in odontology and maxillofacial surgery, as bite-force measurements provide additional information to help understand the characteristics of bruxism disorders and can also be of help for the evaluation of post-surgical evolution and for comparison of alternative treatments. A new system for measuring human bite forces is proposed in this work. This system has future applications for the monitoring of bruxism events and as a complement for its conventional diagnosis. Bruxism is a pathology consisting of grinding or tight clenching of the upper and lower teeth, which leads to several problems such as lesions to the teeth, headaches, orofacial pain and important disorders of the temporomandibular joint. The prototype uses a magnetic field communication scheme similar to low-frequency radio frequency identification (RFID) technology (NFC). The reader generates a low-frequency magnetic field that is used as the information carrier and powers the sensor. The system is notable because it uses an intra-mouth passive sensor and an external interrogator, which remotely records and processes information regarding a patient’s dental activity. This permits a quantitative assessment of bite-force, without requiring intra-mouth batteries, and can provide supplementary information to polysomnographic recordings, current most adequate early diagnostic method, so as to initiate corrective actions before irreversible dental wear appears. In addition to describing the system’s operational principles and the manufacture of personalized prototypes, this report will also demonstrate the feasibility of the system and results from the first <em>in vitro</em> and <em>in vivo</em> trials.
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spelling doaj.art-31e04a7cbd2147e3a80654acadb9e6402022-12-22T02:55:41ZengMDPI AGSensors1424-82202012-08-01129115441155810.3390/s120911544Novel System for Bite-Force Sensing and Monitoring Based on Magnetic Near Field CommunicationJesús Sanz MaudesCarlos González BrisPilar Lafont MorgadoAndres Diaz LantadaIntraoral devices for bite-force sensing have several applications in odontology and maxillofacial surgery, as bite-force measurements provide additional information to help understand the characteristics of bruxism disorders and can also be of help for the evaluation of post-surgical evolution and for comparison of alternative treatments. A new system for measuring human bite forces is proposed in this work. This system has future applications for the monitoring of bruxism events and as a complement for its conventional diagnosis. Bruxism is a pathology consisting of grinding or tight clenching of the upper and lower teeth, which leads to several problems such as lesions to the teeth, headaches, orofacial pain and important disorders of the temporomandibular joint. The prototype uses a magnetic field communication scheme similar to low-frequency radio frequency identification (RFID) technology (NFC). The reader generates a low-frequency magnetic field that is used as the information carrier and powers the sensor. The system is notable because it uses an intra-mouth passive sensor and an external interrogator, which remotely records and processes information regarding a patient’s dental activity. This permits a quantitative assessment of bite-force, without requiring intra-mouth batteries, and can provide supplementary information to polysomnographic recordings, current most adequate early diagnostic method, so as to initiate corrective actions before irreversible dental wear appears. In addition to describing the system’s operational principles and the manufacture of personalized prototypes, this report will also demonstrate the feasibility of the system and results from the first <em>in vitro</em> and <em>in vivo</em> trials.http://www.mdpi.com/1424-8220/12/9/11544wireless communicationmagnetic field communicationbiomedical telemetrybiomedical monitoring
spellingShingle Jesús Sanz Maudes
Carlos González Bris
Pilar Lafont Morgado
Andres Diaz Lantada
Novel System for Bite-Force Sensing and Monitoring Based on Magnetic Near Field Communication
Sensors
wireless communication
magnetic field communication
biomedical telemetry
biomedical monitoring
title Novel System for Bite-Force Sensing and Monitoring Based on Magnetic Near Field Communication
title_full Novel System for Bite-Force Sensing and Monitoring Based on Magnetic Near Field Communication
title_fullStr Novel System for Bite-Force Sensing and Monitoring Based on Magnetic Near Field Communication
title_full_unstemmed Novel System for Bite-Force Sensing and Monitoring Based on Magnetic Near Field Communication
title_short Novel System for Bite-Force Sensing and Monitoring Based on Magnetic Near Field Communication
title_sort novel system for bite force sensing and monitoring based on magnetic near field communication
topic wireless communication
magnetic field communication
biomedical telemetry
biomedical monitoring
url http://www.mdpi.com/1424-8220/12/9/11544
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AT carlosgonzalezbris novelsystemforbiteforcesensingandmonitoringbasedonmagneticnearfieldcommunication
AT pilarlafontmorgado novelsystemforbiteforcesensingandmonitoringbasedonmagneticnearfieldcommunication
AT andresdiazlantada novelsystemforbiteforcesensingandmonitoringbasedonmagneticnearfieldcommunication