A Continuum Body Force Sensor Designed for Flexible Surgical Robotic Devices

Noh, Yohan ;   Secco, Emanuele Lindo ;   Sareh, Sina ;   Wurdemann, Helge Arne ;   Faragasso, Angela ;   Back, Junghwan ;   Liu, Hongbin ;   Sklar, Elizabeth I. ;   Althoefer, Kaspar

Tags Optical and photonic sensors and systemsMechanical sensors and systemsNew sensing techniques

This paper presents a novel three-axis force sensor based on optical photo interrupters and integrated with the robot arm STIFF-FLOP...

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A Portable Multi-Channel Wireless NIRS Device for Muscle Activity Real-Time Monitoring

Yao, Pengfei ;   Guo, Weichao ;   Sheng, Xinjun ;   Zhang, Dingguo ;   Zhu, Xiangyang

Tags Optical and photonic sensors and systemsWireless sensors and systemsPortable miniaturized systems

Near-infrared spectroscopy (NIRS) is a relative new technology in monitoring muscle oxygenation and hemo- dynamics. This paper presents a...

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A Self-Powered 2-Dimensional Motion Detection Chip

Lu, Zhijian ;   Cheung, Kwanlung ;   Luo, Tao ;   Song, Hongjiang ;   Blain Christen, Jennifer

Tags Optical and photonic sensors and systemsIntegrated sensor systemsBiolelectric sensors and sensor systems

We demonstrate a self-powered chip to detect motion which enables constant, non-invasive monitoring. The chip was implemented in a standard...

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Calibration of a 3D Endoscopic System based on Active Stereo Method for Shape Measurement of Biological Tissues and Specimen

Furukawa, Ryo ;   Aoyama, Masahito ;   Hiura, Shinsaku ;   Aoki, Hirooki ;   Kominami, Yoko ;   Sanomura, Yoji ;   Yoshida, Shigeto ;   Tanaka, Shinji ;   Sagawa, Ryusuke ;   Kawasaki, Hiroshi

Tags New sensing techniquesOptical and photonic sensors and systems

For endoscopic medical treatment, measuring the size and shape of the lesion, such as a tumor, is important for the improvement of diagnostic...

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Design of a Flexible Probe for Simultaneous Measurement of Near-Infrared Spectroscopy, Electrocorticography and Thermometry

Esaki, Shun ;   Yamakawa, Toshitaka ;   Niwayama, Masatsugu

Tags Optical and photonic sensors and systemsPhysiological monitoringBioelectric sensing methods

In this research, a flexible device for simultaneous measurement of hemodynamics, electrocorticography (ECoG), and brain surface temperature...

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Design of a Single-Fiber, Wavelength-Resolved System for Monitoring Deep Tissue Oxygenation

Yu, Linhui ;   Murari, Kartikeya

Tags Optical and photonic sensors and systemsPhysiological monitoring

We propose a single-fiber, zero source-detector separation system with wavelength-resolved detection for measuring oxygen saturation in...

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Detection of Protein-Small Molecule Binding Using a Self-Referencing External Cavity Laser Biosensor

Zhang, Meng ;   Peh, Jessie ;   Hergenrother, Paul ;   Cunningham, Brian

Tags Optical and photonic sensors and systemsMicro- and nano-sensorsChemo/bio-sensing techniques

High throughput screening of protein-small molecule binding interactions using label-free optical biosensors is challenging, as the detected...

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Distributed Feedback Laser for Biosensing Applications

Haughey, Anne-Marie ;   Guilhabert, Benoit ;   Dawson, Martin D ;   Burley, Glenn A ;   Laurand, Nicolas

Tags Optical and photonic sensors and systemsMicro- and nano-sensorsBiological sensors and systems

We present an organic semiconductor distributed feedback laser biosensor and demonstrate its sensing capabilities. Optimization of the gain...

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Dynamic Modeling of the Hydrogel Molecular Filter in a Metamaterial Biosensing System for Glucose Concentration Estimation

Teutsch, Tanja ;   Mesch, Martin ;   Giessen, Harald ;   TarĂ­n, Cristina

Tags Optical and photonic sensors and systemsPhysiological monitoringBio-nano technology

We present a novel concept for ophthalmic glucose sensing using a biosensing system that consists of plasmonic dipole metamaterial covered by...

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Effectiveness of the DreamSkin® Garment on Relieving Symptoms of Eczema/Dermatitis Using Electrical and Spectroscopic Methods: A Case Study

Qassem, Meha ;   Kyriacou, Panayiotis

Tags Optical and photonic sensors and systemsSmart textile and clothes

Eczema, is a common skin inflammatory disorder particularly among children. The treatment of which usually consists of the application of...

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Fabrication of Flexible Microlens Array through Vapor-Induced Room Temperature Dewetting on Plasma Treated Parylene-C

Bi, Xiaopeng ;   Li, Wen

Tags Micro- and nano-technologyOptical and photonic sensors and systemsMicrototal analysis and lab-on-chip systems

Microlens arrays have been widely used as an essential component in many optical systems. The conventional fabrication techniques, such as...

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Heart Rate Estimation from FBG Sensors Using Cepstrum Analysis and Sensor Fusion

Zhu, Yongwei ;   Foo, Siang Fook Victor ;   Hao, Jianzhong ;   Maniyeri, Jayachandran ;   Guan, Cuntai ;   Zhang, Haihong ;   Phua, Jiliang Eugene ;   Biswas, Jit

Tags Physiological monitoringOptical and photonic sensors and systems

This paper presents a method of estimating heart rate from arrays of fiber Bragg grating (FBG) sensors embedded in a mat. A cepstral...

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Human Pluripotent Stem Cell Tools for Cardiac Optogenetics

Zhuge, Yan ;   Patlolla, Bhagat ;   Ramakrishnan, Charu ;   Beygui, Ramin ;   Zarins, Chris ;   Deisseroth, Karl ;   Kuhl, Ellen ;   Abilez, Oscar

Tags Optical and photonic sensors and systemsBiological sensors and systemsBiolelectric sensors and sensor systems

It is likely that arrhythmias should be avoided for therapies based on human pluripotent stem cell (hPSC)-derived cardiomyocytes (CM) to be...

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Implantable Pulse Oximetry on Subcutaneous Tissue

Theodor, Michael ;   Ruh, Dominic ;   Subramanian, Sivaraman ;   Foerster, Katharina ;   Heilmann, Claudia ;   Beyersdorf, Friedhelm ;   Plachta, Dennis T.T. ;   Manoli, Yiannos ;   Zappe, Hans ;   Seifert, Andreas

Tags Optical and photonic sensors and systemsImplantable sensorsPhysiological monitoring

Blood oxygen saturation is one of the most prominent measurement parameters in daily clinical routine. However up to now, it is not possible...

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Investigating Skin Barrier Function Utilizing Reflectance NIR Spectroscopy

Qassem, Meha ;   Kyriacou, Panayiotis

Tags Optical and photonic sensors and systems

Near Infrared Spectroscopy is seen as a potentially valuable technique for skin analysis, and has been employed by many previous studies to...

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Investigation of Photoplethysmography and Near Infrared Spectroscopy for the Assessment of Tissue Blood Perfusion

Ysehak Abay, Tomas ;   Kyriacou, Panayiotis

Tags Physiological monitoringOptical and photonic sensors and systems

Pulse Oximetry (PO) and Near Infrared Spectroscopy (NIRS) are among the most widely adopted optical techniques for the assessment of...

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Method for Estimation of Structural Composition of Skin Layers Based on Light Propagation Simulation for Liposuction Applications

Song, Sangha ;   Elgezua Fernandez, Inko ;   Kobayashi, Yo ;   Fujie, Masakatsu G.

Tags Implantable systemsPhysiological monitoringOptical and photonic sensors and systems

Skin surface irregularity is the most common side effect after liposuction. To reduce this, it is necessary to devise a systematic method to...

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Miniaturization of Photoacoustic Cell for Smart Endoscope to Improve Sensitivity

Wadamori, Naoki

Tags Optical and photonic sensors and systemsMechanical sensors and systemsNew sensing techniques

Ultrathin endoscopes, such as transnasal endoscopes, have been developed to alleviate discomfort during diagnosis and therapy. However, their...

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Monitoring Respiration and Cardiac Activity During Sleep Using Microbend Fiber Sensor: A Clinical Study and New Algorithm

Chen, Zhihao ;   Teo, Ju Teng ;   Ng, Soon Huat ;   Yang, Xiufeng ;   Zhou, Bin ;   Zhang, Yue ;   Loo, Hwi Ping ;   Zhang, Haihong ;   Thong, Mark

Tags Physiological monitoringOptical and photonic sensors and systems

We report results from a clinical trial for monitoring respiration and cardiac activity of patients during sleep using microbend fiber sensor....

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Optical Analysis of Lithium Carbonate: Towards the Development of a Portable Lithium Blood Level Analyzer for Bipolar Disorder Patients

May, James ;   Hickey, Michelle ;   Triantis, Iasonas F. ;   Palazidou, Eleni ;   Kyriacou, Panayiotis

Tags Optical and photonic sensors and systemsChemical sensors and systemsPhysiological monitoring

Lithium medication is the gold standard of treatment in Bipolar Disorder patients, preventing and reducing mood swings and suicidality. However,...

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Point-of-Care CD4+ T-Cell Counting Platform for HIV/AIDS Monitoring in Rural Regions

Kim, Jung Kyung ;   Elamin, Mohammed ;   Shourav, Mohiuddin ;   Kim, Mihwi

Tags Optical and photonic sensors and systemsPortable miniaturized systemsMicrofluidic techniques, methods and systems

A thread-like microgroove formed at the cylindrical surface is used for a sample cartridge to contain a particle suspension for absolute...

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Protein-Protein Binding Detection with Nanoparticle Photonic Crystal Enhanced Microscopy (NP-PCEM)

Zhuo, Yue ;   Tian, Limei ;   Chen, Weili ;   Yu, Hojeong ;   Singamaneni, Srikanth ;   Cunningham, Brian

Tags Optical and photonic sensors and systemsMicro- and nano-sensorsBio-nano technology

We demonstrate a novel microscopy-based biosensing approach that utilizes a photonic crystal (PC) surface to detect protein-protein binding...

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Solar Powered Wrist Worn Acquisition System for Continuous Photoplethysmogram Monitoring

Dieffenderfer, James ;   Beppler, Eric ;   Novak, Tristan ;   Whitmire, Eric ;   Jayakumar, Rochana ;   Randall, Clive ;   Qu, Weiguo ;   Rajagopalan, Ramakrishnan ;   Bozkurt, Alper

Tags Low power, wireless sensing methodsWearable systemsOptical and photonic sensors and systems

We present a solar-powered, wireless, wrist-worn platform for continuous monitoring of physiological and environmental parameters during the...

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Tongue-Supported Human-Computer Interaction Systems: A Review

Khan, Masood Mehmood ;   Sherazi, Hammad Iqbal ;   Quain, Rohan

Tags New sensing techniquesWearable systemsOptical and photonic sensors and systems

The tongue can substitute human sensory systems and has been used as a medium of input to help impaired patients communicate with the...

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Tracking Gaze While Walking on a Treadmill: Spatial Accuracy and Limits of Use of a Stationary Remote Eye-Tracker

Serchi, Valeria ;   Peruzzi, Agnese ;   Cereatti, Andrea ;   Della Croce, Ugo

Tags Optical and photonic sensors and systemsPhysiological monitoring

Inaccurate visual sampling and foot placement may lead to unsafe walking. Virtual environments, challenging obstacle negotiation, may be used to...

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Wearable Blood Flowmeter Appcessory with Low-Power Laser Doppler Signal Processing for Daily-Life Healthcare Monitoring

Kuwabara, Kei ;   Higuchi, Yuichi ;   Ogasawara, Takayuki ;   Koizumi, Hiroshi ;   Haga, Tsuneyuki

Tags Wearable systemsLow power, wireless sensing methodsOptical and photonic sensors and systems

A new appcessory for monitoring peripheral blood flow in daily life consists of a wearable laser Doppler sensor device and a cooperating smart...

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