1372results about "Temperature sensors" patented technology

Various patient monitoring systems, devices, and methods are disclosed for monitoring physiological parameters of a patient. A noninvasive blood pressure monitor can include an inflatable cuff, a pressure transducer, an air pump, and a plurality of air paths connecting the inflatable cuff, the pressure transducer, and the air pump. The monitor can also include an acoustic filter provided along at least one of the air paths. In some cases, the monitor can include first and second air pumps, as well as a processor to independently control operating characteristics of the air pumps. The processor can also control the air pumps so as to provide a first inflation rate for the inflatable cuff during a non-measurement portion of an inflation phase and a second, higher inflation rate during a measurement portion of the inflation phase.

A system for remotely monitoring and managing health statuses of a plurality of users includes software instructions storable on a memory device usable by a computing device, the software instructions causing a hardware processor of the computing device to receive a plurality of sets of health-related information from a plurality of mobile computing devices of a plurality of users. The health-related information includes physiological information derived from wearable devices of the users indicative of an onset of symptoms associated with an infection, contact tracing data, and diagnosis data. The hardware processor determines exposure levels based on at least the contact tracing data, and determines user-specific risk states based on physiological information, diagnosis data, and exposure levels.

An electrocardiogram device configured to transmit at least one signal responsive to a wearer's cardiac electrical activity can include a disposable portion and a reusable portion configured to mechanically and electrically mate with each other. The disposable portion can include a base having at least one mechanical connector portion, a plurality of cables and corresponding external ECG electrodes, and a first plurality of electrical connectors associated with the plurality of cables. The reusable portion can include a cover having at least one mechanical connector portion, a second plurality of electrical connectors configured to electrically connect with the first plurality of electrical connectors of the disposable portion, and an output connector port configured to transmit at least one signal responsive to one or more signals outputted by the external ECG electrodes of the disposable portion.

This disclosure is directed to techniques for detecting and mitigating inaccurate sensing in a medical system. In some examples, one or more sensors of the medical system may include at least one electrode configured to sense an impedance of a portion of a patient's body proximate to the electrode and processing circuitry of the medical system may detect an inaccuracy in the data corresponding to the one or more patient physiological parameters based upon data including at least the sensed impedance of the portion of the patient body; correct at least a portion of the inaccuracy in the data corresponding to the one or more patient physiological parameters; and generate, for display on a display device, output data indicating the inaccuracy in the data corresponding to the one or more patient physiological parameters.

Methods, systems, and devices for leveraging automotive and wearable-based data are described. For example, a system may include a wearable device, a user device associated with the wearable device, and a vehicle. The system may determine when a user is within a proximity of the vehicle based on communications between the vehicle and the wearable device, between the vehicle and the user device, or both. The system may retrieve physiological data measurement from the user via the wearable device based on determining the user is positioned in a proximity of the vehicle, such that one or more operational parameters of the vehicle may be adjusted based on the physiological data. Additionally, or alternatively, the system may receive telemetry data from one more sensors of the vehicle and may provide feedback to the user based on the telemetry data satisfying one or more trigger conditions.

A wearable device configured to secure to skin of a user and noninvasively measure body temperature of the user can include first and second pairs of temperature sensors configured to generate one or more signals responsive to detected thermal energy, a thermally conductive element positioned at least partially between the second pair of temperature sensors, and one or more hardware processors configured to receive the one or more signals generated by each of said first and second pairs of temperature sensors and determine one or more body temperature values of the user based on at least comparisons between different ones of the first and second pairs of temperature sensors. In some implementations, the wearable device includes thermally conductive probes for transmitting thermal energy toward ones of the first and second pairs of temperature sensors and a substrate positioned between the probes and the skin.

A handheld medical diagnostic device integrates at least seven sensor modules, including a high-magnification camera, otoscope camera, stethoscope, infrared thermometer, EKG, pulse oximeter, body composition monitor, glucometer, and / or hematology analyzer. The device features a system-on-chip (SoC) processor for intelligent data management, edge computing, and cloud-based AI processing, while applying privacy-preserving techniques. A wireless transceiver enables data transmission and reception between the sensors, edge compute nodes, and cloud platforms. The ergonomically designed housing includes a display with a force-sensitive layer for user input and navigation. The high-magnification camera module offers 300× magnification for visualizing blood cells and skin, with an annular LED array, encryption engine, and physically unclonable function (PUF) circuit. The otoscope camera module features a narrow profile for ear, nose, and throat imaging, with an annular LED array.

The present disclosure pertains to head-mounted dual-sided photoplethysmography (PPG) systems and methods for blood flow measurement. In one embodiment, a system comprises a frame designed to be worn on a user's head, integrating a first PPG device positioned on the first side of the user's nose and a second PPG device on the opposite side. Each PPG device includes a light source and photodetector, enabling the capture of optical signals indicative of blood flow within the nasal tissue. A computer is operatively connected to both PPG devices, responsible for obtaining first and second signals from each side and processing these signals to calculate comprehensive measurements of the user's blood flow. This dual-sided configuration enhances measurement accuracy and reliability by mitigating motion artifacts and improving signal quality compared to traditional single-sided PPG systems.

A wearable device consists of a smart band and a display unit. The smart band comprises a microbial biosensor, a particulate matter sensor, an enviro sensor, a physiological sensor, a biofluid sensor, a biokinetics sensor, a lifestyle sensor, and a single board computer. The microbial biosensor detects, measures, and monitors microorganisms, and a sterilizer kills pathogens. The particulate matter sensor detects, measures, and monitors a set of suspended particles in the surrounding air. The enviro sensor monitors environmental conditions surrounding the user. The biofluid sensor detects, measures, and monitors biological fluid parameters of the user. The physiological sensor detects, measures, and monitors physiological parameters of the user. The biokinetics sensor detects, measures, and monitors physical activities of the user. The lifestyle sensor detects, measures, and monitors healthy lifestyle activities of the user. The wearable device allows for continuous monitoring of user health for accurate clinical outcomes and wellness programs.

Systems and methods relating to a millimeter wave radio-frequency (RF) sleep monitoring device are described. The device includes a surface transparent to RF signals through which a radar device enclosed in a housing transmits RF signals. An antenna array is enclosed within the housing and is oriented at a non-zero angle with respect to a vertical axis of the device. The antenna array receives the reflected RF signals through the surface. The reflected RF signals are used to generate sleep monitoring data such as a respiratory rate or motion data associated with a user.

The invention relates to a sensor head device for a heart support system, wherein the sensor head device has at least one sensor carrying element, wherein the sensor carrying element has at least one sensor cavity for accommodating at least one sensor and / or at least one signal transmitter cavity for accommodating at least one signal transmitter.

Aspects of the present disclosure relate to flexible catheters for electrophysiological mapping and ablation using high-density electrode arrays. These catheters can be used to detect the electrophysiological properties of tissue in contact with the electrodes and perform monopolar and bipolar ablation of the tissue.

The medical bone implant (1; 11, 14) for stabilizing a bone area is provided, comprising an implant body made of a thermoplastic composite material for fixing in or on a human or animal bone for stabilizing the bone area, and further comprising at least one sensor (2) for measuring one or more parameters of the healing process and / or the state of the implant (1; 11, 14). The at least one sensor (2) is a passive magnetoelastic sensor (2). Furthermore, a method for monitoring the state of the implant (1; 11, 14) is provided, in which the passive magnetoelastic sensor (2) is used for monitoring the state of the implant (1; 11, 14) during the manufacturing process of the implant (1; 11, 14) and / or during storage of the implant (1; 11, 14).

Disclosed are devices, systems and methods for in vivo monitoring of localized environment conditions within a patient user by measuring analytes, including glucose, oxygen, and / or other analytes. In some aspects, a sensor device includes a wafer-based substrate, at least one electrochemical sensor two-electrode contingent including a working electrode and a reference electrode on the substrate and configured to detect a target analyte in a body fluid when the sensor device is deployed within a subject's body, where the working electrode is functionalized by a chemical layer configured to facilitate a reaction involving the target analyte that produces an electrical signal; and an electronics unit in communication with the electrochemical sensor electrode contingent to transmit the electrical signal to an external processor.

A system for detecting an anomalous event in a person includes a body in contact with a skin surface of a person; a heat source for heating the skin surface to a target temperature; a skin temperature sensor for measuring a temperature of the skin surface in contact with the heat source; a blood volume sensor for measuring a blood volume of the skin surface; and a hardware processor communicatively coupled to the heat source, the blood volume sensor, the skin temperature sensor, and an environmental temperature sensor. The hardware processor is configured to receive a baseline blood volume signal, output a heating signal to the heat source to initiate a heating cycle, receive a second blood volume signal from the blood volume sensor, compare the second blood volume signal to the baseline blood volume signal, and determine whether an anomalous biologic event has occurred.

A system for detecting an anomalous biologic event in a person includes a wearable device for monitoring skin surface sites of a person. The wearable device includes an electrode for contacting skin sites, an electronic stimulus source with a surface area to provide stimulus, and a sensor placed adjacent the skin sites to sense physiological data. A processor is coupled to the wearable device and is configured to: cause the stimulus source to generate a stimulus; excite the electrode to trigger monitoring the skin sites; cause operation of the sensor; receive bioelectrical data from each skin site; receive physiological data from the sensor; continuously compute a difference in the received bioelectrical data for a duration; compute a difference in the received physiological data at time intervals; and generate, based on the computation, an assessment including a likelihood of occurrence of the anomalous biologic event.

Obstructive sleep apnea from blockage of the upper airway can result in significant health issues. Described herein is an intelligent personalized closed loop neuromodulation system and methods to prevent backwards movement of the genioglossus muscle through stimulation of certain branches of the hypoglossal nerve and muscle motor points, by using muscle feedback from electromyogram sensors to provide optimal stimulus. Alternative embodiments to treat neuropathic pain and urinary dysfunction are enclosed.

A system for detecting an anomalous biologic event in a person includes a wearable device for monitoring skin surface sites of a person. The wearable device includes an electrode for contacting skin sites, an electronic stimulus source with a surface area to provide stimulus, and a sensor placed adjacent the skin sites to sense physiological data. A processor is coupled to the wearable device and is configured to: cause the stimulus source to generate a stimulus; excite the electrode to trigger monitoring the skin sites; cause operation of the sensor; receive bioelectrical data from each skin site; receive physiological data from the sensor; continuously compute a difference in the received bioelectrical data for a duration; compute a difference in the received physiological data at time intervals; and generate, based on the computation, an assessment including a likelihood of occurrence of the anomalous biologic event.

The invention relates to a restraining device comprising a restraint for physically constraining movement of at least a portion of a detainee's body. The restraint further has a tightness-adjusting component coupled to the restraint and a control system coupled to the tightness-adjusting component. The control system is configured to cause the tightness adjustment component to adjust the tightness of the restraint upon the detainee when a predetermined condition occurs. There is a sensor in communication with the control system, and the sensor is configured to detect whether the detainee enters into a medical or physical condition requiring a response; the control system is configured to adjust the tightness of the restraint to the detainee when the sensor indicates the detainee needs a different level of tightness regarding the restraint.

A wearable electronic device is provided. The wearable electronic device includes a housing including a first surface, and a second surface positioned to be opposite to the first surface and configured to come into contact with a part of a body when the wearable electronic device is worn, a temperature sensor disposed in an internal space of the housing and configured to measure a temperature of an object adjacent to the first surface, an inertial sensor disposed in the internal space, memory storing one or more computer programs, and one or more processors communicatively connected to the temperature sensor, the inertial sensor, and the memory, wherein the one or more computer programs include computer-executable instructions that, when executed by the one or more processors, cause the wearable electronic device to detect a motion of the wearable electronic device by using the inertial sensor, when a first condition corresponding to the detected motion is satisfied, activate the temperature sensor, identify the object on a basis of the detected motion, and measure the temperature of the identified object by using the activated temperature sensor.

The invention discloses a non-invasive wireless wearable flexible film temperature measurement matrix system, and relates to the technical field of surgical operation, the non-invasive wireless wearable flexible film temperature measurement matrix system comprises a flexible film and a quality evaluation module, the flexible film is divided into a temperature measurement area and a wireless sensing area, the temperature measurement area covers a transplanted flap, and the wireless sensing area covers the transplanted flap. A high-sensitivity temperature measurement resistor matrix is integrated on the temperature measurement area, a flap area temperature measurement receiving assembly is integrated on the wireless sensing area, and the flap area temperature measurement receiving assembly comprises a temperature acquisition module, a data transmission module and a wearable antenna. According to the non-invasive wireless wearable flexible film temperature measurement matrix system, a non-invasive temperature sensing technology with a continuous and instant messaging function is applied to a skin flap area, and continuous monitoring after a free skin flap operation is realized by detecting temperature values of a skin flap central area and an edge area. The system has the characteristics of continuous monitoring, non-invasiveness, long monitoring time, no patient feeling, low cost and the like.

A system configured to monitor and characterize motions of a user is disclosed herein. The system can include a wearable article including a tubular body comprising a resilient material, a flexible circuit including a fluid-phase conductor configured to generate a first signal, and an inertial measurement unit (“IMU”) coupled to the resilient material, wherein the IMU is configured to generate a second signal. The system can further include a processor communicably coupled to the flexible circuit and the IMU.

A computer-implemented system for a remote examination is disclosed. The computer-implemented system includes a treatment device, a master console, a user interface, and a control system. The treatment device comprises one or more slave sensors and a slave pressure system, the treatment device configured to be manipulated while a patient performs a treatment plan. The master console comprises a master device. The user interface comprises an output device configured to present telemedicine information associated with a telemedicine session. The control system comprises one or more processing devices operatively coupled to the master console and the treatment device. The one or more processing devices are configured to receive slave sensor data from the one or more slave sensors, use a manipulation of the master device to generate a manipulation instruction, transmit the manipulation instruction, and during the telemedicine session, use the manipulation instruction to cause the slave pressure system to activate.

An infant monitoring device is disclosed having a band or sock configured to wrap around the foot or other portion of an infant. The sock houses a removable sensing module configured to couple to the sock and measure health parameters of the infant. The sensing module is removably couplable with a base station that charges the sensing module. The sensing module transmits and receives information from the base station. Both the base station and the sensing module can transmit and receive information from a remote location.

Disclosed herein are systems and methods for evaluating implant condition and associated patient condition. A method for determining an implant condition can include the steps of receiving implant vibration data from an implant coupled to a bone of a patient, receiving patient reported data from the patient, and generating an implant loosening score from the implant vibration data and the patient reported data. The implant vibration data can be generated by a sensor associated with the implant. The implant loosening score can be related to movement of implant with respect to the bone.

A ring-type wearable device is provided for sensing biometric data associated with various physiological conditions of the user. In one embodiment, a ring apparatus comprises a ring body including an opening formed therethrough structured to receive a body portion of a user therein when worn by the user; and an electronic computer processor programmed for processing one or more signals detected by the apparatus and associated with one or more biometrics associated with a physiological condition of the user into processed data. A light sensor system connected to the ring body includes multiple light-emitting diodes (LEDs), wherein each LED is associated with a predetermined light wavelength range, a first photodetector configured for light detection in a reflection mode, and a second photodetector configured for light detection in a transmission mode, each for detecting at least a portion of the light originating from the multiple LEDs.

Embodiments herein relate to optical chemical sensor systems that can be wearable and include microneedle arrays. In an embodiment, a chemical sensing device is included having a set of microneedles and a sensor element. The sensor element can include a first low-index gel layer, a second low-index gel layer, and a chromoionophore sensing film disposed between the first low-index gel layer and the second low-index gel layer. In an embodiment, a delay layer can be disposed between the sensor element and the set of microneedles. An optical emitter can be configured to emit light into the sensor element. An optical detector can be configured to receive light from the sensor element. Other embodiments are also included herein.

A probe tip of an oximeter device includes first and second printed circuit boards (PCBs) that are coupled to the ends of optical fibers that transmit light between the PCBs and into patient tissue that is to be measured by the oximeter device. The PCBs are oriented at an angle between zero and ninety degrees so that the fibers have a curved shape between the locations at which the fibers are coupled to the first and second PCBs. The angular orientation of the PCBs and curved shape of the fibers allows the fibers to have a longer length than if the fibers were straight and allows for light transmitted through the fibers to have a uniform distribution across a cross-section of the fibers as the light is emitted from the fibers into patient tissue. The uniform distribution of light transmitted into patient tissue allows for reliable oximetry measurements.

Disclosed are devices, systems, and methods for in vivo monitoring of internal mechanical stress associated with physiological phenomena of an internal body structure, such as the heart, lungs and / or gastrointestinal tract, from within the host. The disclosed devices, systems, and methods include an in vivo mechanical stress sensor implantable in the host's body.