Abstract: An electrochemical oxygen sensor includes a sensing surface having a working electrode and a reference electrode, a hydrophilic layer formed from an oxygen diffusion-limiting layer emulsion overlaying the working electrode and a hydrophobic membrane formed from a hydrophobic solution disposed over the hydrophilic layer. The hydrophilic layer contains an epoxy network and a hydrophilic polymer. The hydrophobic layer contains an acetate copolymer and a cross-linking agent that reacts with the liquid epoxy resin in the hydrophilic layer forming the epoxy network where the hydrophobic member is water vapor and oxygen permeable.

Abstract: A system and method for measuring the percent fill of a blood sampling capillary includes a chamber for receiving a sample capillary containing a blood sample, an illuminator arranged to illuminate the sample capillary, an imaging lens aligned with the chamber and the sample capillary, an image sensor aligned with the imaging lens wherein the image sensor receives an image of the blood in the sample capillary from the imaging lens and converts the image to image data, a micro-controller circuit electrically coupled to the image sensor, and at least one of a host computer or a user interface electrically coupled to the micro-controller unit where the micro-controller circuit processes the image data into a percent fill result where the percent fill result is passed to the at least one of the host computer or the user interface.

Abstract: An electrochemical oxygen sensor includes a sensing surface having a working electrode and a reference electrode, a hydrophilic layer formed from an oxygen diffusion-limiting layer emulsion overlaying the working electrode and a hydrophobic membrane formed from a hydrophobic solution disposed over the hydrophilic layer. The hydrophilic layer contains an epoxy network and a hydrophilic polymer. The hydrophobic layer contains an acetate copolymer and a cross-linking agent that reacts with the liquid epoxy resin in the hydrophilic layer forming the epoxy network where the hydrophobic member is water vapor and oxygen permeable.

Abstract: A disposable test cartridge and method for a point-of-care analyzer includes a cartridge body having a plurality of chambers where each of the plurality of chambers has an opening at a top of the cartridge body, a cartridge cover connected to the cartridge body where the cartridge cover has a capillary-receiving aperture, a capillary wiper disposed within the capillary-receiving aperture where the capillary-receiving aperture is aligned with one of the plurality of chambers of the cartridge body, and a capillary element removably insertable into the cartridge cover where the capillary element has a capillary tube that extends into the capillary-receiving aperture and through the capillary wiper where a tip portion of the capillary tube extends into the cartridge body.

Abstract: A disposable test cartridge to determine the concentration of one or more liver enzymes in a blood sample includes a cartridge body having a plurality of chambers where at least one of the chambers contains a reactant mixture that reacts when catalyzed by one of the liver enzymes ALT, AST, ALP, or GGT in a blood sample forming a reaction solution, a removable cartridge cover connected to the cartridge body, and a test strip module connected to the cartridge body. The test strip module containing at least one analyte test strip configured for receiving a portion of the reaction solution and electrochemically measuring at least one analyte that is a reaction product in the reaction solution.

Abstract: A single-use disposable potentiometric reference sensor includes an insulating base substrate, a reference electrode disposed on the insulating base substrate where the reference electrode is a silver-silver chloride electrode, an internal layer disposed on the reference electrode where the internal layer is an amorphous salt layer that includes an amorphous polysaccharide and a salt having equi-mobility cations and anions, and a semipermeable cover membrane disposed over the internal layer where the semipermeable cover membrane has water vapor and ion permeability.

Abstract: A disposable biosensor that includes a sensing surface having at least a working electrode portion and a reference electrode portion, a first reagent disposed on the working electrode portion containing a NAD(P)-dependent dehydrogenase, NAD(P)+, diaphorase, and an oxidized form of a redox mediator forming a working electrode, and a reference electrode material disposed on the reference electrode portion forming a reference electrode.

Abstract: An electrochemical oxygen sensor includes a sensing surface having a working electrode and a reference electrode, a hydrophilic layer formed from an oxygen diffusion-limiting layer emulsion overlaying the working electrode and a hydrophobic membrane formed from a hydrophobic solution disposed over the hydrophilic layer. The hydrophilic layer contains an epoxy network and a hydrophilic polymer. The hydrophobic layer contains an acetate copolymer and a cross-linking agent that reacts with the liquid epoxy resin in the hydrophilic layer forming the epoxy network where the hydrophobic member is water vapor and oxygen permeable.

Abstract: An oximeter sensor system includes a light source group having a plurality of LEDs including at least a first visible light LED, a second visible light LED and an infrared LED adjacent the first visible light LED and the second visible light LED, an infrared filter disposed in front of only the first visible light LED and the second visible light LED, a light source housing having a base, one or more sidewalls and a light-emitting end where the light source housing has a frustum shape where the light source group is disposed adjacent the base and facing the light-emitting end and where the one or more sidewalls has a reflective coating thereon, a light detector disposed opposite to, spaced from and facing the light-emitting end of the light source housing, and a cuvette disposed between the light-emitting end of the light source housing and the light detector.

Abstract: An oximeter sensor system includes a light source group having a plurality of LEDs including at least a first visible light LED, a second visible light LED and an infrared LED adjacent the first visible light LED and the second visible light LED, an infrared filter disposed in front of only the first visible light LED and the second visible light LED, a light source housing having a base, one or more sidewalls and a light-emitting end where the light source housing has a frustum shape where the light source group is disposed adjacent the base and facing the light-emitting end and where the one or more sidewalls has a reflective coating thereon, a light detector disposed opposite to, spaced from and facing the light-emitting end of the light source housing, and a cuvette disposed between the light-emitting end of the light source housing and the light detector.

Abstract: A disposable test cartridge and method for a point-of-care analyzer includes a cartridge body having a plurality of chambers where each of the plurality of chambers has an opening at a top of the cartridge body, a cartridge cover connected to the cartridge body where the cartridge cover has a capillary-receiving aperture, a capillary wiper disposed within the capillary-receiving aperture where the capillary-receiving aperture is aligned with one of the plurality of chambers of the cartridge body, and a capillary element removably insertable into the cartridge cover where the capillary element has a capillary tube that extends into the capillary-receiving aperture and through the capillary wiper where a tip portion of the capillary tube extends into the cartridge body.

Abstract: An inserter assembly for continuous glucose monitoring with medication delivery capability where the assembly has a deployment button containing a needle deployment mechanism having a sharp held in a pre-release position, a housing body in which the deployment button is movably received within a top end of the housing body, the housing body having a sensor deployment assembly containing a lumen and a sensor disposed within the lumen and extending out of the lumen to a circuit board that is part of the sensor deployment assembly, the sensor deployment assembly matingly connected to the sharp where the sharp extends beyond the sensor deployment assembly and contains the sensor not fixedly attached to the sharp, and a sensor housing releasably received within a lower end of the housing body, the sharp extending into a sensor deployment assembly recess within the sensor housing and directly above a sensor opening in a bottom of the sensor housing.

Abstract: An inserter assembly for continuous glucose monitoring with medication delivery capability where the assembly has a deployment button containing a needle deployment mechanism having a sharp held in a pre-release position, a housing body in which the deployment button is movably received within a top end of the housing body, the housing body having a sensor deployment assembly containing a lumen and a sensor disposed within the lumen and extending out of the lumen to a circuit board that is part of the sensor deployment assembly, the sensor deployment assembly matingly connected to the sharp where the sharp extends beyond the sensor deployment assembly and contains the sensor not fixedly attached to the sharp, and a sensor housing releasably received within a lower end of the housing body, the sharp extending into a sensor deployment assembly recess within the sensor housing and directly above a sensor opening in a bottom of the sensor housing.

Abstract: A replaceable cuvette assembly for use in an optical absorbance measurement system for measuring whole-blood hemoglobin parameters or whole-blood bilirubin parameters. The replaceable cuvette assembly includes a cuvette substrate and a cuvette module fixedly connected to the cuvette substrate wherein the cuvette substrate is a support for securing the cuvette assembly within the optical absorbance measurement system. The cuvette module has a sample inlet port, a sample outlet port, an electronic chip assembly, a sample receiving chamber that fluidly communicates with the sample inlet port and the sample outlet port, a first cuvette window, and a second cuvette window forming a portion of the sample receiving chamber. The first cuvette window and the second cuvette window are aligned with each other defining a cuvette optical path length between the first cuvette window and the second cuvette window and disposed within an optical path of the optical absorbance measurement system.

Abstract: An optical component group for use in a spectrometer module of a system for measuring whole-blood hemoglobin parameters or whole-blood bilirubin parameters. The optical component group includes a light dispersing element and an achromatic lens assembly disposed between the light dispersing element and a light entrance port of the spectrometer module where the achromatic lens assembly is thermo-compensating permitting thermal expansion and contraction of the achromatic lens assembly in a linear direction where the linear directions is also transverse to a light beam from the light entrance port through the achromatic lens assembly and to the light dispersing element and back through the achromatic lens assembly.

Abstract: A light-emitting module for use in a system for measuring whole-blood hemoglobin parameters or whole-blood bilirubin parameters. The light-emitting module includes an LED light source capable of emitting light wherein the light is directed thereby defining an optical path and a plurality of optical components.

Abstract: A calibrating-light module for use in a system for measuring whole-blood hemoglobin parameters or whole-blood bilirubin parameters. The calibrating-light module includes a calibrating module housing, a light beam receiving portion connected to a first end of the calibrating module housing, a calibrating light portion connected to a side of the calibrating module housing wherein the side is transverse to the first end, and an optic fiber portion connected to a second end of the calibrating module housing wherein the calibrating module housing, the light beam receiving portion and the optic fiber portion are aligned with an optical path and the calibrating light portion is spaced from and transverse to the optical path.

Abstract: An optical spectrometer for use in a COOx analyzer includes a spectrometer housing having an optical fiber housing end, a light-receiving input slit positioned adjacent the optical fiber housing end, a light dispersing element mounted to but spaced from the optical fiber housing end and positioned within an optical path along which light travels from the light-receiving input slit. The light dispersing element receives the light transmitted through the input slit and separates the light into a plurality of light beams, a light-array detector capable of receiving the plurality of light beams and converting the plurality of light beams into the electrical signal, an achromatic lens positioned in the optical path to direct the light from the input slit to the light dispersing element and to direct the plurality of light beams reflected from the light dispersing element onto the light-array detector, and a thermal-compensating means for the spectrometer housing.

Abstract: An infusion device comprising a fluid reservoir for containing a therapeutic fluid; and a transcutaneous access tool fluidly coupled to the fluid reservoir for delivering the therapeutic fluid subcutaneously and for introducing a monitoring test strip subcutaneously, and methods of use thereof.

Abstract: A disposable test cartridge and method for a point-of-care analyzer includes a cartridge body having a plurality of chambers where each of the plurality of chambers has an opening at a top of the cartridge body, a cartridge cover connected to the cartridge body where the cartridge cover has a capillary-receiving aperture, a capillary wiper disposed within the capillary-receiving aperture where the capillary-receiving aperture is aligned with one of the plurality of chambers of the cartridge body, and a capillary element removably insertable into the cartridge cover where the capillary element has a capillary tube that extends into the capillary-receiving aperture and through the capillary wiper where a tip portion of the capillary tube extends into the cartridge body.