Adaptive polymer fiber neural device for drug delivery and enlarged illumination angle for neuromodulation

K Sui, M Meneghetti, J Kaur… - Journal of Neural …, 2022 - iopscience.iop.org
Objective. Optical fiber devices constitute significant tools for the modulation and
interrogation of neuronal circuitry in the mid and deep brain regions. The illuminated brain …

Temperature sensing of the brain enabled by directly inscribed Bragg gratings in CYTOP polymer optical fiber implants

K Sui, A Ioannou, M Meneghetti, G Li, RW Berg… - Optical Fiber …, 2023 - Elsevier
Brain temperature is a vital physiological parameter that has a great effect on metabolic
processes, enzymatic activity, neurotransmitter function, blood flow regulation …

Rectangular single-mode polymer optical fiber for femtosecond laser inscription of FBGs

JN Dash, X Cheng, DS Gunawardena… - Photonics Research, 2021 - opg.optica.org
In this study, a novel rectangular polymer single-mode optical fiber for femtosecond (fs) laser-
inscribed fiber Bragg gratings (FBGs) is proposed and demonstrated. The cylindrical …

Fiber bragg grating sensors for temperature monitoring during thermal ablation procedure: Experimental assessment of artefact caused by respiratory movements

F De Tommasi, C Massaroni, A Carnevale… - IEEE Sensors …, 2021 - ieeexplore.ieee.org
Temperature monitoring inside tissue undergoing minimally invasive thermal ablation is a
primary goal to improve the clinical outcomes. Existing techniques for temperature …

Optoelectronic and mechanical properties of microstructured polymer optical fiber neural probes

K Sui, M Meneghetti, RW Berg, C Markos - Optics Express, 2023 - opg.optica.org
Multifunctional optical fiber-based neural interfaces have attracted significant attention for
neural stimulation, recording, and photopharmacology towards understanding the central …

In vivo brain temperature map** using polymer optical fiber Bragg grating sensors

K Sui, M Meneghetti, G Li, A Ioannou, P Abdollahian… - Optics Letters, 2023 - opg.optica.org
Variation of the brain temperature is strongly affected by blood flow, oxygen supply, and
neural cell metabolism. Localized monitoring of the brain temperature is one of the most …

Single peak fiber Bragg grating sensors in tapered multimode polymer optical fibers

G Woyessa, A Theodosiou, C Markos… - Journal of Lightwave …, 2021 - opg.optica.org
This research demonstrates how low loss commercially available multi-mode (MM),
perfluorinated polymer optical fibers (POFs) can be used for robust and reliable fiber Bragg …

An alternative to discarded plastic: A report of polymer optical fiber made from recycled materials for the development of biosensors

L Macedo, RWMP Junior, A Frizera, MJ Pontes… - Optical Fiber …, 2022 - Elsevier
It is still a challenge to reduce the amount of plastic discarded in the environment. In this
scenario, a low-cost method of producing polymer optical fibers (POFs)(mainly compared to …

Thermally tunable dispersion modulation in a chalcogenide-based hybrid optical fiber

M Meneghetti, CR Petersen, RE Hansen, AI Adamu… - Optics Letters, 2021 - opg.optica.org
A hybrid optical fiber comprising metal electrodes, high performance polymers, and a highly
nonlinear glass core is presented in this work as a novel, to the best of our knowledge …

Soft monolithic infrared neural interface for simultaneous neurostimulation and electrophysiology

M Meneghetti, J Kaur, K Sui, JF Sørensen… - Light: Science & …, 2023 - nature.com
Controlling neuronal activity using implantable neural interfaces constitutes an important
tool to understand and develop novel strategies against brain diseases. Infrared …