Fiber Optic Sensors for Temperature Monitoring during Thermal Treatments: An Overview

During recent decades, minimally invasive thermal treatments (i.e., Radiofrequency ablation, Laser ablation, Microwave ablation, High Intensity Focused Ultrasound ablation, and Cryo-ablation) have gained widespread recognition in the field of tumor removal. These techniques induce a localized temper...

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Main Authors: Emiliano Schena, Daniele Tosi, Paola Saccomandi, Elfed Lewis, Taesung Kim
Format: Article
Language:English
Published: MDPI AG 2016-07-01
Series:Sensors
Subjects:
Online Access:http://www.mdpi.com/1424-8220/16/7/1144
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author Emiliano Schena
Daniele Tosi
Paola Saccomandi
Elfed Lewis
Taesung Kim
author_facet Emiliano Schena
Daniele Tosi
Paola Saccomandi
Elfed Lewis
Taesung Kim
author_sort Emiliano Schena
collection DOAJ
description During recent decades, minimally invasive thermal treatments (i.e., Radiofrequency ablation, Laser ablation, Microwave ablation, High Intensity Focused Ultrasound ablation, and Cryo-ablation) have gained widespread recognition in the field of tumor removal. These techniques induce a localized temperature increase or decrease to remove the tumor while the surrounding healthy tissue remains intact. An accurate measurement of tissue temperature may be particularly beneficial to improve treatment outcomes, because it can be used as a clear end-point to achieve complete tumor ablation and minimize recurrence. Among the several thermometric techniques used in this field, fiber optic sensors (FOSs) have several attractive features: high flexibility and small size of both sensor and cabling, allowing insertion of FOSs within deep-seated tissue; metrological characteristics, such as accuracy (better than 1 °C), sensitivity (e.g., 10 pm·°C−1 for Fiber Bragg Gratings), and frequency response (hundreds of kHz), are adequate for this application; immunity to electromagnetic interference allows the use of FOSs during Magnetic Resonance- or Computed Tomography-guided thermal procedures. In this review the current status of the most used FOSs for temperature monitoring during thermal procedure (e.g., fiber Bragg Grating sensors; fluoroptic sensors) is presented, with emphasis placed on their working principles and metrological characteristics. The essential physics of the common ablation techniques are included to explain the advantages of using FOSs during these procedures.
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spelling doaj.art-3b265bc195f6434784a15bc374645c632022-12-22T04:10:25ZengMDPI AGSensors1424-82202016-07-01167114410.3390/s16071144s16071144Fiber Optic Sensors for Temperature Monitoring during Thermal Treatments: An OverviewEmiliano Schena0Daniele Tosi1Paola Saccomandi2Elfed Lewis3Taesung Kim4Universita’ Campus Bio-Medico di Roma, Unit of Measurements and Biomedical Instrumentation, via Alvaro del Portillo 21, 00128 Roma, ItalySchool of Engineering, Nazarbayev University, 53 Kabanbay Batyr, 01000 Astana, KazakhstanInstitute of Image-Guided Surgery (IHU), S/c Ircad, 1 place de l’Hôpital, 67091 Strasbourg Cedex, FranceOptical Fibre Sensors Research Centre (OFSRC), University of Limerick, V94 T9PX Limerick, IrelandSchool of Mechanical Engineering & SAINT, Sungkyunkwan University, 53 Myeongnyun-dong 3-ga, Jongno-gu, 110-745 Suwon, KoreaDuring recent decades, minimally invasive thermal treatments (i.e., Radiofrequency ablation, Laser ablation, Microwave ablation, High Intensity Focused Ultrasound ablation, and Cryo-ablation) have gained widespread recognition in the field of tumor removal. These techniques induce a localized temperature increase or decrease to remove the tumor while the surrounding healthy tissue remains intact. An accurate measurement of tissue temperature may be particularly beneficial to improve treatment outcomes, because it can be used as a clear end-point to achieve complete tumor ablation and minimize recurrence. Among the several thermometric techniques used in this field, fiber optic sensors (FOSs) have several attractive features: high flexibility and small size of both sensor and cabling, allowing insertion of FOSs within deep-seated tissue; metrological characteristics, such as accuracy (better than 1 °C), sensitivity (e.g., 10 pm·°C−1 for Fiber Bragg Gratings), and frequency response (hundreds of kHz), are adequate for this application; immunity to electromagnetic interference allows the use of FOSs during Magnetic Resonance- or Computed Tomography-guided thermal procedures. In this review the current status of the most used FOSs for temperature monitoring during thermal procedure (e.g., fiber Bragg Grating sensors; fluoroptic sensors) is presented, with emphasis placed on their working principles and metrological characteristics. The essential physics of the common ablation techniques are included to explain the advantages of using FOSs during these procedures.http://www.mdpi.com/1424-8220/16/7/1144fiber optic sensorstemperature monitoringmedical applicationsminimally invasive thermal treatments
spellingShingle Emiliano Schena
Daniele Tosi
Paola Saccomandi
Elfed Lewis
Taesung Kim
Fiber Optic Sensors for Temperature Monitoring during Thermal Treatments: An Overview
Sensors
fiber optic sensors
temperature monitoring
medical applications
minimally invasive thermal treatments
title Fiber Optic Sensors for Temperature Monitoring during Thermal Treatments: An Overview
title_full Fiber Optic Sensors for Temperature Monitoring during Thermal Treatments: An Overview
title_fullStr Fiber Optic Sensors for Temperature Monitoring during Thermal Treatments: An Overview
title_full_unstemmed Fiber Optic Sensors for Temperature Monitoring during Thermal Treatments: An Overview
title_short Fiber Optic Sensors for Temperature Monitoring during Thermal Treatments: An Overview
title_sort fiber optic sensors for temperature monitoring during thermal treatments an overview
topic fiber optic sensors
temperature monitoring
medical applications
minimally invasive thermal treatments
url http://www.mdpi.com/1424-8220/16/7/1144
work_keys_str_mv AT emilianoschena fiberopticsensorsfortemperaturemonitoringduringthermaltreatmentsanoverview
AT danieletosi fiberopticsensorsfortemperaturemonitoringduringthermaltreatmentsanoverview
AT paolasaccomandi fiberopticsensorsfortemperaturemonitoringduringthermaltreatmentsanoverview
AT elfedlewis fiberopticsensorsfortemperaturemonitoringduringthermaltreatmentsanoverview
AT taesungkim fiberopticsensorsfortemperaturemonitoringduringthermaltreatmentsanoverview