A system and method for monitoring body chemistry of a user, the system comprising: a housing supporting: a microsensor comprising a first and second working electrode, a reference electrode, and a counter electrode, and configured to access interstitial fluid of the user, and an electronics subsystem comprising a signal conditioning module that receives a signal stream, from the microsensor, wherein the electronics subsystem is configured to detect an impedance signal derived from two of the first working electrode, the second working electrode, the reference electrode, and the counter electrode; and a processing subsystem comprising: a first module configured to generate an analysis indicative of an analyte parameter of the user and derived from the signal stream and the impedance signal, and a second module configured to transmit information derived from the analysis to the user, thereby facilitating monitoring of body chemistry of the user.

Various analyte sensing apparatuses and associated housings are provided. Some apparatuses comprise one or more caps. Some apparatuses comprise a two-part adhesive patch. Some apparatuses comprise one or more sensor bends configured to locate and/or hold a sensor in place during mounting. Some apparatuses utilize one or more dams and/or wells to retain epoxy for securing a sensor. Some apparatuses utilize a pocket and one or more adjacent areas and various transitions for preventing epoxy from wicking to undesired areas of the apparatus. Some apparatuses include heat-sealable thermoplastic elastomers for welding a cap to the apparatus. Related methods of fabricating such apparatuses and/or housings are also provided.

A system for monitoring biometric signals of a user comprising: a garment configured to be worn by the user and comprising a mounting module having an array of connection regions; a set of biometric sensors coupled to the garment and configured to communicate with the array of connection regions to receive and transmit biometric signals indicative of muscle activity of the user; and a portable control module configured to couple to the garment in a first configuration and to decouple from the garment in a second configuration and comprising: a housing comprising an array of openings; a set of contacts, each including a first region that seals at least one of the array of openings and couples to at least one of the array of connection regions in the first configuration, and an electronics subsystem coupled to the housing and in communication with a second region of each contact.

Various analyte sensing apparatuses and associated housings are provided. Some apparatuses comprise one or more caps. Some apparatuses comprise a two-part adhesive patch. Some apparatuses comprise one or more sensor bends configured to locate and/or hold a sensor in place during mounting. Some apparatuses utilize one or more dams and/or wells to retain epoxy for securing a sensor. Some apparatuses utilize a pocket and one or more adjacent areas and various transitions for preventing epoxy from wicking to undesired areas of the apparatus. Some apparatuses include heat-sealable thermoplastic elastomers for welding a cap to the apparatus. Related methods of fabricating such apparatuses and/or housings are also provided.

An electrode assembly that includes an electrically conductive layer, a first impedance reduction system, and a second impedance reduction system. The electrically conductive layer forms an electrode portion of the electrode assembly and a first surface to be placed adjacent a person's skin. The first impedance reduction system is configured to dispense a first amount of an electrically conductive gel onto the first surface of the electrically conductive layer in response to a first activation signal. The second impedance reduction system is configured to dispense a second amount of the electrically conductive gel onto the first surface of the electrically conductive layer in response to a second activation signal.

Devices, systems and methods are described herein that enable and make assessments related to pregnancy, including assessments related to a labor-related status such as the onset of true labor. In some embodiments, a pregnancy monitoring system comprises a portable, noninvasive data acquisition device adhered to a patient's skin, comprising at least two electrodes to measure uterine electrical activity, signal processing means, data storage means, and a battery. Systems for notification of the labor-related status are described.

A system and method for monitoring body chemistry of a user, the system comprising: a housing supporting: a microsensor comprising a first and second working electrode, a reference electrode, and a counter electrode, and configured to access interstitial fluid of the user, and an electronics subsystem comprising a signal conditioning module that receives a signal stream, from the microsensor, wherein the electronics subsystem is configured to detect an impedance signal derived from two of the first working electrode, the second working electrode, the reference electrode, and the counter electrode; and a processing subsystem comprising: a first module configured to generate an analysis indicative of an analyte parameter of the user and derived from the signal stream and the impedance signal, and a second module configured to transmit information derived from the analysis to the user, thereby facilitating monitoring of body chemistry of the user.

Various analyte sensing apparatuses and associated housings are provided. Some apparatuses comprise one or more caps. Some apparatuses comprise a two-part adhesive patch. Some apparatuses comprise one or more sensor bends configured to locate and/or hold a sensor in place during mounting. Some apparatuses utilize one or more dams and/or wells to retain epoxy for securing a sensor. Some apparatuses utilize a pocket and one or more adjacent areas and various transitions for preventing epoxy from wicking to undesired areas of the apparatus. Some apparatuses include heat-sealable thermoplastic elastomers for welding a cap to the apparatus. Related methods of fabricating such apparatuses and/or housings are also provided.

A temperature measurement system for measuring a temperature of a measured surface includes: 1) a first temperature sensor; and 2) a reference surface including a second temperature sensor integrated therein. The first temperature sensor includes a field of view simultaneously covering both at least a portion of the measured surface and at least a portion of the reference surface, thus is configured for simultaneously taking a first measurement of both the portion of the measured surface and the portion of the reference surface. The first measurement of the reference surface taken by the first temperature sensor is compared to a second measurement taken by the second temperature sensor for use in calibrating the first temperature sensor.

A patient monitoring sensor having a communication interface, through which the patient monitoring sensor can communicate with a monitor is provided. The patient monitoring sensor includes a light-emitting diode (LED) communicatively coupled to the communication interface and a detector, communicatively coupled to the communication interface, capable of detecting light. The patient monitoring sensor includes hydrophobic materials provided around the light-emitting diode and the detector, wherein the hydrophobic materials reduce water absorption and prevent bacterial growth within the sensor.