daniele tosi - ofsrc projects portfolio

Optical Fibre Sensors Research Centre PROJECT PORTFOLIO

[University of Limerick, Mar 2013]

Daniele Tosi

daniele.tosi@ul.iedan82ddt

www.ofsrc.ul.ie

Daniele Tosi - Optical Fibre Sensors Research Centre - project portfolio - UL2013

About us

Cleveland ClinicsEFPI 1.0 demo/licensing(w/ Pointec Ltd)

ItalyFP7 University Federico II, NaplesPolitecnico di Torino (PhD, MSc)IFBG spun-out Zhejiang, China

IFBG licensing/distribution

UL, OFSRC, IrelandMarie Curie Fellow @ OFSRC

EU COST networkFOS partners

Daniele Tosi - Optical Fibre Sensors Research Centre - project portfolio - UL2013

Outline

‣ Biomedical extrinsic Fabry-Perot sensors

‣ Radiation therapy dosimetry sensor

‣ Gas/pressure exhaust monitoring

‣ INFRA and Food Monitoring projects

‣ Politecnico di Torino cooperation activities

Broadband source

Daniele Tosi - Optical Fibre Sensors Research Centre - project portfolio - UL2013

Capillary

MM fiberSM fiber

FBG

L d

EFPI system

Interrogator

ProcessingCompensation

Daniele Tosi - Optical Fibre Sensors Research Centre - project portfolio - UL2013 Daniele Tosi - Optical Fibre Sensors Research Centre - project portfolio - UL2013

EFPI principle

Pressure

Air-gap length L = L0 - Sp ΔPFP Spectrum ~ S0 + k cos[4π(L - Sp ΔP)/λ]Temperature: L = L0 - Sp ΔP + ST ΔT ⇒ FBG

d

L0 - Sp ΔP

Daniele Tosi - Optical Fibre Sensors Research Centre - project portfolio - UL2013

DevelopmentCapillary 220

MM62/200

L d

SM10/125

SM10/125

Original build process

SM on SM Visible wavelength

⍉80μm

⍉40μm

⍉125μm

Visible/NIR wavelength

LPG integration

Evanescent field/SPR bio-chemical sensors

Daniele Tosi - Fiber optics Fabry-Perot interferometers for medical device applications - UL2012

Performance chartMarch 2013 Next release

Size

Accuracy

Sensitivity

Spectrometer

Drift

Integration

Packaging

∅ 200μm ∅125➡80➡40μm

0.2 mmHg 0.02 mmHg

0.5 nm/kPa 1 nm/kPa

5/166pm, 1 kHz 1-10pm, 5kHz

To be quantified <1 mmHg/hr

FBG FBG, LPG, EFS

Stent/catheters Other options

Daniele Tosi - Optical Fibre Sensors Research Centre - project portfolio - UL2013

Development

Spectrometer 166 pm resolution5 pm pixel accuracyMax 1 kHz

FBG interrogator 1 pm resolution2 pm accuracy1 Hz + high speed

Switch Circulator

SLEDFBGA

+ high-speed multi-laser interrogation

Daniele Tosi - Optical Fibre Sensors Research Centre - project portfolio - UL2013

Urodynamics

InterrogatorDifferential pressure measurementBladder outlet obstruction (BOO) diagnostic

RFP - A novel biomedically compatible optical fibre pressure sensor for clinical diagnostic

Daniele Tosi - Fiber optics Fabry-Perot interferometers for medical device applications - UL2012

Cardiovascular

Daniele Tosi - Optical Fibre Sensors Research Centre - project portfolio - UL2013

ApplicationsRobotic surgeryPressure force sensors 0 to 300 mmHg1mmHg accuracy, stability over several hours Miniature size ⍉ 125/80/(40) μm

Intra-aortic balloon (IAB) pumpingPressure sensor 0 to 200 mmHg, istantaneous1mmHg accuracy, <10mmHg stability over daysSize, form factor, redundancy, placement (⍉ 200 μm)

Intra-chranial pressure (ICP)ICP 1 to 20 mmHg

≲0.1 mmHg accuracy, stability over minutesMiniature size ⍉ 200/125/80 μm

Daniele Tosi - Optical Fibre Sensors Research Centre - project portfolio - UL2013

Radiation sensor

Galway ClinicPOFgARD project

Radiation therapy POF sensorMonitoring of radiation levels delivered through radiation therapy

Daniele Tosi - Optical Fibre Sensors Research Centre - project portfolio - UL2013

Radiation sensor design

Daniele Tosi - Optical Fibre Sensors Research Centre - project portfolio - UL2013

Radiation measurement

Daniele Tosi - Optical Fibre Sensors Research Centre - project portfolio - UL2013

Gas monitoring

Daniele Tosi - Optical Fibre Sensors Research Centre - project portfolio - UL2013

Exhaust monitoring

Daniele Tosi - Optical Fibre Sensors Research Centre - project portfolio - UL2013

INFRA project

Daniele Tosi - Optical Fibre Sensors Research Centre - project portfolio - UL2013

Food monitoring

Colorimetry + temperature

Daniele Tosi - Optical Fibre Sensors Research Centre - project portfolio - UL2013

Torino, Olympic Bridge

Politecnico di Torino, Dept. of Civil Engineering + Dept. of Electronics

Daniele Tosi - Optical Fibre Sensors Research Centre - project portfolio - UL2013

Torino, Guarini Chapel

MEMS + POF + architectural study

Daniele Tosi - Optical Fibre Sensors Research Centre - project portfolio - UL2013

Venice, German Sinagogue

Daniele Tosi - Optical Fibre Sensors Research Centre - project portfolio - UL2013

Dallara, CRF automotive

Daniele Tosi - Fiber optics Fabry-Perot interferometers for medical device applications - UL2012

SFI Ireland/US grant

➡ Web: www.sfi.ie

➡ US-Ireland R&D partnership program

➡ Core areas: health, sensors/sensor networks (2/5)

➡ Ireland (coord.) + US + Northern Ireland

➡ 350k€ ($455k) - 3 years