Disclosed is an optical coherence tomography (OCT) system according to an exemplary embodiment of the present disclosure. The OCT system may include: a light source unit generating light; an optical interferometer including an optical coupler splitting the light generated by the light source unit into first distribution light and second distribution light, a reference arm reflecting the first distribution light, a sample arm reflecting the second distribution light, and an optical detector detecting the light reflected by the reference arm and the sample arm; an OCT catheter including an optical fiber having a shape in which the optical fiber is insertable into at least a part of a human body and is rotatable and discharging the light to a tissue and collecting OCT data for the tissue; an OCT engine including a processor and a storage unit and processing the OCT data collected by the OCT catheter; and an OCT controller connected to a proximal end of the OCT catheter and controlling rotation of the OCT catheter.

An illustrative multimodal measurement system includes a wearable assembly configured to be worn by a user and comprising a plurality of light sources each configured to emit light directed at a target within the user, a plurality of detectors configured to detect arrival times for photons of the light after the light is scattered by the target, and a plurality of electrodes configured to be external to the user and detect electrical activity of the target.

An optical measurement system includes a wearable module assembly configured to be worn on a body of a user. The wearable module assembly includes a plurality of wearable modules and a connecting assembly. Each wearable module includes a light source configured to emit a light pulse toward a target within the body of the user and a plurality of detectors configured to receive photons included in the light pulse after the photons are scattered by the target. The connecting assembly physically and flexibly connects the plurality of wearable modules such that the wearable module assembly is conformable to a three-dimensional (3D) surface of the body of the user when the wearable module assembly is worn on the body of the user.

An optical measurement system includes a wearable module having at least one time-resolved single photon photodetector configured to detect photons from at least one light pulse after the at least one light pulse is scattered by a target within a body of a user; at least one light guide configured to receive the photons and guide the photons to the at least one photodetector; and a housing that houses both the at least one photodetector and at least a portion of the at least one light guide. The optical measurement system further includes a signal processing circuit configured to determine a temporal distribution of the photons detected by the at least one photodetector and generate a histogram based on the temporal distribution of the photons.

Optical connection systems including electrical-and-optical connection systems and methods thereof are disclosed. An electrical-and-optical connection system can include an extension tube having a plug and a relay module having a receptacle. The plug can be formed of a metal piece around electrical wires, which, in turn, are around optical-fiber cores that extend along a length of the extension tube. The plug can be configured to pierce through at least a sterile barrier. The relay module can include electrical wires and optical-fiber cores within a housing of the relay module, as well as a receptacle disposed in the housing. The receptacle can be configured to simultaneously accept insertion of the plug therein and establish both electrical and optical connections between the plug and the receptacle from a sterile field to a non-sterile field set up by the sterile barrier. Shape-sensing systems including the optical connection systems are also disclosed.

A wearable module for use in an optical measurement system may include a first light source configured to emit a first light pulse in a first wavelength, a second light source configured to emit a second light pulse in a second wavelength that is different from the first wavelength, a light guide configured to guide the first light pulse and the second light pulse toward a target within a body of a user; an optical member configured to receive the first light pulse from the first light source and the second light pulse from the second light source and direct the first light pulse and the second light pulse to the light guide, and a housing that houses the first light source, the second light source, and the optical member.

A method and apparatus for surface scanning in medical imaging is provided. The surface scanning apparatus comprises an image source, a first optical fiber bundle comprising first optical fibers having proximal ends and distal ends, and a first optical coupler for coupling an image from the image source into the proximal ends of the first optical fibers, wherein the first optical coupler comprises a plurality of lens elements including a first lens element and a second lens element, each of the plurality of lens elements comprising a primary surface facing a distal end of the first optical coupler, and a secondary surface facing a proximal end of the first optical coupler.

An optical adapter is configured to be removably secured to a wearable monitoring device. The monitoring device includes a housing having a portion with a biometric sensor that is wearably positionable adjacent the skin of a subject. The biometric sensor includes an optical emitter and an optical detector. The optical adapter includes a base that is configured to be removably secured to the housing portion. The optical adapter includes a first light guide extending outwardly from the base that is in optical communication with the optical emitter when the base is secured to the housing portion, and a second light guide extending outwardly from the base that is in optical communication with the optical detector when the base is secured to the housing portion. The optical adapter also includes a plurality of stabilizing members extending outwardly from the base.

Two-piece bilateral illumination attachment for dental camera is a light source that is reversibly attachable to any dental camera. Two-piece bilateral illumination attachment for dental camera has two light sources that directly face each other. When properly attached to a dental camera, two-piece bilateral illumination attachment for dental camera effectuates sub-enamel illumination or bilateral illumination of a tooth, so that the dental camera may capture a photo or image of the illuminated tooth. Two-piece bilateral illumination attachment for dental camera has a specially shaped body that makes a slip-fit, press-fit, or snap-fit onto the exterior surface of any dental camera. Two-piece bilateral illumination attachment for dental camera has a distal section and a proximal section. The distal section is reversibly attachable to the proximal section. The distal section is sterilizeable.

An opto-electronic probe system is disclosed. The probe system has a probe element including at least one microelectrode, with the probe element being implantable in tissue of an anatomy to receive electrical signals generated within the anatomy. A subsystem is included for at least one of generating excitation signals to be used in stimulating the anatomy, or for receiving electrical signals received from the anatomy. An interface portion is included which is in communication with the subsystem for communicating at least one of electrical signals or optical signals indicative of the electrical signals received by the microelectrode.