Integrated, flexible, implantable, optical neural interrogation apparatus, computer-accessible medium, system, and method for use and implementation thereof
Exemplary embodiments of the present disclosure provide for an integrated, flexible, implantable, optical neural interrogation apparatus, computer-accessible medium, system, and method for use thereof. An integrated, flexible, fully-implantable, all-optical neural interrogation apparatus can include, e.g., a 2-dimensional (2D) planar array of optical photodetectors on an integrated electronic chip, the integrated electronic chip including control logic and image-capturing electronic circuitry, an amplitude or phase optical imaging mask for imaging, and a biocompatible packaging.
1 . A surgical implant for facilitating functional imaging of a tissue, comprising:
an integrated electronic chip; and
a 2-dimensional (2D) planar array of optical photodetectors provided on the integrated electronic chip, the integrated electronic chip including:
i. control logic and image-capturing electronic circuitry,
ii. at least one of an amplitude optical imaging mask or a phase optical imaging mask, and
iii. a biocompatible packaging.
2 . The surgical implant of claim 1 , wherein the surgical implant is configured to functionally image the tissue that is nervous tissue or living brain tissue.
3 . The surgical implant of claim 1 , wherein the control logic and image-capturing electronic circuitry controls an imaging neuronal activity based on at least one optical reporter, and wherein the at least one optical reporter includes at least one of a genetically-encoded Calcium or voltage-dependent fluorescent protein, a bioluminescence protein, a chemical fluorescent reporter, or a fluorescent nanoparticle reporter.
4 . The surgical implant of claim 1 , wherein the imaging is lens-less and is based on computational imaging procedures.
5 . The surgical implant of claim 1 , wherein an imager surface is flexible and conformable to a tissue surface and curvature.
6 . The surgical implant of claim 1 , wherein the integrated electronic chip is a single complementary-metal-oxide-semiconductor (CMOS) chip.
7 . The surgical implant of claim 1 , wherein the integrated electronic chip is a single CMOS chip, which is die-thinned so as to be flexible and pliable.
8 . The surgical implant of claim 1 , wherein the biocompatible packaging includes a thickness of 500 micrometer or less.
9 . The surgical implant of claim 1 , wherein the surgical implant (i) is conformable to a tissue surface and curvature, and (ii) has a sticking structure that facilitates sticking to the tissue surface to minimize implant dislocations.
10 . The surgical implant of claim 1 , wherein the optical photodetectors are single-photon avalanche photodiodes (SPADs).
11 . The surgical implant of claim 1 , wherein an imaging field of view is about 0.25 cm 2 or larger.
12 . The surgical implant of claim 1 , wherein the surgical implant includes a weight of less than 5 grams.
13 . The surgical implant of claim 4 , wherein the control logic and image-capturing electronic circuitry controls imaging of 3D volumes using computational imaging procedures.
14 . The surgical implant of claim 10 , wherein the SPADs are time-gated.
15 . The surgical implant of claim 1 , further comprising light emitting diodes (LEDs) for fluorescence excitation of the tissue.
16 . The surgical implant of claim 1 , wherein a set of light emitting diodes (LEDs) are configured to optogenetically stimulate cortical regions in a brain.
17 . The surgical implant of claim 16 , wherein the surgical implant is configured to be used on the tissue having cells that are labeled with cell-specific Opsins to facilitate an optogenetics stimulation.
18 . The surgical implant of claim 16 , wherein the control logic and image-capturing electronic circuitry controls the LEDs provided in a 2D array to perform the optogenetics stimulation with a spatial selectivity and programmable patterns.
19 . The surgical implant of claim 1 , wherein the control logic and image-capturing electronic circuitry controls a wireless transmission of at least one of (i) electrical power and (ii) data in and out of the implant to an external relay station.
20 . A method for facilitating functional imaging of a tissue using a surgical implant, comprising:
providing a 2-dimensional (2D) planar array of optical photodetectors on an integrated electronic chip, the integrated electronic chip including:
i. control logic and image-capturing electronic circuitry,
ii. at least one of an amplitude optical imaging mask or a phase optical imaging mask, and
iii. a biocompatible packaging.
21 . The method of claim 20 , further comprising generating or obtaining at least one functional image of the tissue using the provided 2D planar array of optical photodetectors.