Abstract: A system for integrating dual frequency comb spectroscopy (DFCS) functionality into and/or with a mobile device. The system comprises an attachment configured to couple with a mobile device; and DFCS-enabling hardware that is configured to enable the mobile device to perform DFCS-based molecular analysis of a sample area comprising a sample, wherein the DFCS-enabling hardware comprises a laser emitter configured to generate two optical frequency combs that emit laser light at evenly spaced intervals across a broad spectrum of optical frequencies, wherein (i) the laser light is directed towards the sample area, and (ii) at least a portion of the laser light is received by at least one photodetector configured to (a) receive at least a portion of the laser light after interacting with the sample, and (b) generate signal output data based on one or more wavelength or absorption properties corresponding to the portion of the laser light.

Abstract: A spectroscopic liquid flow device coupled to a liquid flow path, wherein the spectroscopic liquid flow device comprises a measurement cell configured to receive at least a portion of the liquid flow path; a laser emitter configured to (i) provide a dual frequency comb source, (ii) generate a spectrum of optical frequencies, and (iii) emit the spectrum of optical frequencies through the portion of the liquid flow path in the measurement cell; and a photodetector configured to (i) receive the spectrum of optical frequencies passed through the portion of the liquid flow path and (ii) generate an output signal based on the spectrum of optical frequencies passed through the portion of the liquid flow path; and a computing system configured to determine one or more substance concentrations in the liquid flow path based on the output signal.

Abstract: The present disclosure provides a system for in situ spectroscopic analysis of medicinal fluid. The system comprises a fluid sampling chamber in fluid communication with a medicinal fluid delivery container to receive a sample. A dual frequency comb (DFC) positioned on a first side of the fluid sampling chamber emits light through the sample. A photodetector positioned on a second, opposite side receives the emitted light from the DFC that has been exposed tod elements within the sample. At least one processing element generates an optical absorption spectrum from the received light and identifies elements within the fluid sampling chamber exposed to the emitted light.

Abstract: A system comprising a reactor tank configured to receive a liquid composition via a liquid flow path; a plurality of dual frequency comb spectroscopy (DFCS) configurations, wherein a DFCS configuration of the plurality of DFCS configurations comprises a laser emitter configured to emit laser light through at least a portion of the liquid flow path; and a photodetector configured to (i) receive transmitted light from the laser light passed through the portion of the liquid flow path and (ii) generate a signal output based on one or more absorption or wavelength characteristics of the transmitted light; and a system monitor communicatively coupled to the plurality of DFCS configurations, wherein the system monitor is configured to determine one or more substance concentrations at the portion of the liquid flow path based on the signal output.

Abstract: The present disclosure provides a device for in situ spectroscopic analysis of medicinal fluid. The device comprises a positioning structure, a dual frequency comb (DFC) on a first side, a photodetector on the opposite side facing the DFC, and a processing element. The positioning structure positions the DFC and photodetector at desired separation distance on opposite sides of a medicinal fluid delivery container. The DFC emits light passing through the container and medicinal fluid. The photodetector receives the emitted light from the DFC that has been exposed to elements within the medicinal fluid exposed to the emitted light. The processing element generates an optical absorption spectrum from the received light and identifies elements within the medicinal fluid.

Abstract: A medical drain bag includes a main body that defines a reservoir. The main body is configured to hold a liquid within the reservoir. The medical drain bag includes a plurality of ports that are each in fluid communication with the reservoir. The plurality of ports include an input port configured to be coupled to a catheter and receive the liquid through the catheter, a syringe port that is configured to allow the liquid to flow from the reservoir and to a syringe, and a sample port that is coupled to an imaging slide and is configured to allow the liquid to flow from the reservoir and to the imaging slide. The imaging slide includes a channel configured to receive the liquid, an imaging window that at least partially defines the channel, and an inlet that is coupled to the sample port.

Abstract: A system and method for box dimensioning are disclosed. The system comprises a scanner to capture images of at least one object with at least one image capturing device and create one or more coloured map images for obtaining pixel information. Further, one or more sensors are configured to determine depth and distance information of each pixel of one or more coloured map images. Further, the system comprises at least one system processor to determine a plurality of pixel coordinates of each corner of a plurality of corners of at least one object based at least on distance information, determine a plurality of corner points of each corner based at least on plurality of pixel coordinates, map each corner point of plurality of corner points to a respective predefined distance, and determine a plurality of dimensions of at least one object based at least on mapping and determined depth information.

Abstract: A sensor housing assembly comprising a body; and a flange comprising (i) a length that is perpendicular to the body, (ii) an overhang that comprises at least a majority of the length, wherein the overhang is configurable with a mount object, (iii) a plurality of mounting ribs that comprise raised surfaces with respect to a base surface of the flange, and (iv) a mounting aperture that allows passing of a fastener through the flange

Abstract: Systems, apparatuses, and methods for reducing temperatures of purified air from air-purifying respirators are provided.

Abstract: In some embodiments, a sensor device can include a base module including a battery and including a transceiver configured to communicate with a computing device. The sensor device may further include one or more sensor modules configured to releasably couple to the base module.

Abstract: A seat assembly for a conveyance, such as a wheelchair, that allows the user to set the recline angle of the seat back at a seating position, fold the seat back down to a folded position and back up to the seating position, such that the seat back is returned to the seating position at the user selected recline angle R unless the recline angle is adjusted by the user. The user selected recline angle R is not disturbed by folding the seat back from the seating position, to the folded position 106, and back to the seating position.

Abstract: In some embodiments, a sensor apparatus may include a base module having a first interface configured to receive a signal from at least one sensor module. The base module may also include a controller coupled to the first interface and configured to process the signal to produce data, and may include a second interface configured to communicate the data to a computing device.

Abstract: A seat assembly for a conveyance, such as a wheelchair, that allows the user to set the recline angle of the seat back at a seating position, fold the seat back down to a folded position and back up to the seating position, such that the seat back is returned to the seating position at the user selected recline angle R unless the recline angle is adjusted by the user. The user selected recline angle R is not disturbed by folding the seat back from the seating position, to the folded position 106, and back to the seating position.

Abstract: The present application relates generally to conveyances and, more particularly, to wheelchairs. In one embodiment, a wheelchair includes a seat assembly coupled to a chassis. The chassis includes a frame having a rear wheel support member, one or more front wheel support members extending in a forward direction from the rear wheel support member, and a seat support member. The rear wheel support member comprises a central portion and left and right portions extending downward from the central portion. The wheelchair also includes one or more drive wheels for propulsion of the wheelchair, a set of front wheels for supporting the wheelchair, and a shrouding system for at least partially covering the frame and other components of the wheelchair.

Abstract: The present application relates generally to conveyances and, more particularly, to wheelchairs. In one embodiment, a wheelchair includes a seat assembly coupled to a chassis. The chassis includes a frame having a rear wheel support member, one or more front wheel support members extending in a forward direction from the rear wheel support member, and a seat support member. The rear wheel support member comprises a central portion and left and right portions extending downward from the central portion. The wheelchair also includes one or more drive wheels for propulsion of the wheelchair, a set of front wheels for supporting the wheelchair, and a shrouding system for at least partially covering the frame and other components of the wheelchair.