Abstract: Provided are a patient monitor and vital-sign data statistics system, having vital-sign data statistics functionality. The patient monitor includes a signal acquisition module, a data processing module, and a display module. The data processing module processes the vital-sign signal acquired by the signal acquisition module and generates physiological parameters. If request information requesting to display a vital-sign data statistics result is received, then the data processing module statistically classifies the vital-sign data within a preset time range according to set type and a statistical item of each type, and displays the data by means of the display module.

Abstract: An example system for estimating a hydration level of an individual can include: a mechanism configured to apply mechanical pressure to a digit of the individual; an light detector configured to sense the light from the digit; and a controller programmed to perform functions including: send a first signal to the mechanism to apply the mechanical pressure to the digit; send a second signal to the mechanism to release the mechanical pressure on the digit; determine a capillary refill time based upon a third signal from the light detector indicating an amount of time for capillaries of the individual to refill with blood; and estimate the hydration level of the individual based upon the capillary refill time and one or more additional parameters.

Abstract: An apparatus for sensing a heart rate of a subject, including an eyewear frame and a heart rate sensing circuit. The sensing circuit includes first and second piezoelectric sensors configured to be in communication with the subject's skin and to generate first and second voltage signals in response to a periodic vibration in at least one artery of the subject, a first voltage amplifier configured to receive the first voltage signal and output a first amplified voltage signal related to the heart rate of the subject, a second voltage amplifier configured to receive the second voltage signal and output a second amplified voltage signal related to the heart rate of the subject, and a device configured to output a differential signal that is a representation of a difference between the first amplified voltage signal and the second amplified voltage signal that relates to the heart rate.

Abstract: A method of reversing hearing loss using a therapy stimulator machine that includes a first and second handheld probe electrode; using the hand held probe electrodes with water to apply pressure to locations and at the same time wiggle the probe electrodes around the patient's ear to stimulate hearing loss reversal. Simultaneously an isolated sound source is applied to the side of the ear under treatment so patient would be able to appreciate the improvement in the hearing capability instantly.

Abstract: A medical monitoring and treatment device that includes a therapy delivery interface, a plurality of therapy electrodes coupled to the therapy delivery interface, a plurality of electrocardiogram sensing electrodes to sense electrocardiogram signals of a patient, a sensor interface to receive the electrocardiogram signals and digitize the electrocardiogram signals, and at least one processor coupled to the sensor interface and the therapy delivery interface to analyze the digitized electrocardiogram signals, to detect a cardiac arrhythmia based on the digitized electrocardiogram signals, and to control the therapy delivery interface to apply electrical therapy to the patient based upon the detected cardiac arrhythmia.

Abstract: A medical monitoring device includes a signal collection module, a data processing module and a display module. The data processing module processes a vital sign signal collected by the signal collection module, generates physiological parameters, and generates visualization information about parameters of interest corresponding to a designated anesthetic phase based on request information, the designated anesthetic phase is an anesthetic induction phase, an anesthetic maintenance phase or a postoperative recovery phase, and the parameters of interest comprise parameters selected from the physiological parameters and/or anesthetic parameters derived from the physiological parameters. The display module at least displays the visualization information about the parameters of interest corresponding to the designated anesthetic phase in an anesthetic state display area.

Abstract: Apparatus and methods are described including a blood pump that is placed inside a body of subject. The blood pump includes an impeller that includes proximal and distal bushings, and that defines an axial lumen that extends from the proximal bushing to the distal bushing, a frame disposed around the impeller, and an axial shaft that passes through the proximal and distal bushings of the impeller. A distal end of a delivery catheter, and the frame and the impeller, are configured to be moved with respect to one another, to thereby cause the frame to assume a radially-constrained configuration by the frame becoming axially elongated, and cause the impeller to assume a radially-constrained configuration by the impeller becoming axially elongated. Other applications are also described.

Abstract: Disclosed are a method and a device for controlling an eye surgery system, wherein a light pattern is generated on an eye by an illumination device and is captured by a camera unit while the patient is in the position in which he or she will undergo the surgery. At least one property of the eye characterizing the current orientation of the eye during the surgery is determined from the light pattern by a computing unit.

Abstract: A method of controlling a surgical instrument comprising an end effector may comprise detecting a first signal indicating that an end effector component of a surgical instrument is positioned between a first position and a second position; and automatically controlling operation of the end effector component when a second signal is not detected within a predetermined delayed response time period after detecting the first signal, wherein the second signal indicates that the end effector component is in one of the first position or the second position.

Abstract: A system comprising a multi-sensor catheter for monitoring of a cardiac hemodynamic condition, e.g. heart failure, is disclosed. The multi-sensor catheter comprises multi-lumen catheter tubing comprising first and second optical pressure sensors, and their respective optical fibers and connectors. For right heart and pulmonary artery catheterization, a flow-directed multi-sensor catheter comprises a guidewire lumen, an inflatable balloon tip, and sensor locations are configured for placement of a sensor in each of the right atrium and pulmonary artery, for measurement of central venous pressure in the right atrium and a pulmonary artery pressure. An optical fiber for oximetry may be included. The outside diameter is small enough for insertion through a vein of the arm. For monitoring of a left atrial shunt, sensors of a multi-sensor catheter are configured for measuring pressures upstream and downstream of the shunt, e.g. in the left and right atria, or left atrium and coronary sinus.

Abstract: A method of determining blood pressure measurements includes inflating a cuff, receiving an indication of pressure inside the cuff during inflation, determining a blood pressure based at least in part on the received indication, assigning a confidence level to the blood pressure, and determining whether the confidence level satisfies a threshold confidence level. Based at least on a determination that the confidence level satisfies a threshold confidence level, the method can include causing a display to display the blood pressure. Based at least on a determination that the confidence level does not satisfy a threshold confidence level, the method can include deflating the cuff, receiving an indication of pressure inside the cuff during deflation, determining another blood pressure, and causing a display to display a blood pressure.

Abstract: A sleep state determination method using biometric and motion information includes acquiring motion information of a user using a motion sensor; determining a primary sleep state of the user based on the acquired motion information; acquiring biometric information of the user using a biometric sensor when the primary sleep state is determined; and determining a final sleep state of the user by combining the acquired biometric information and the primary sleep state.

Abstract: Various embodiments are generally directed to a surgical instrument for detecting light, such as by measuring light traveling in a waveguide, for instance. Some embodiments are particularly directed to a determining one or more parameters associated with ocular surgery based on detection of the light. In one or more embodiments, for example, a surgical instrument may include a cannula, a waveguide, a transducer, and logic implemented in circuitry communicatively coupled with the transducer. In one or more such embodiments, the cannula may comprise at least a portion of the waveguide. In some embodiments, the transducer may detect light traveling in a first direction in the waveguide. In some such embodiments, the logic may determine at least one parameter associated with ocular surgery based on the light detected by the transducer.

Abstract: Various embodiments provide a cardiac mapping and model merging method including: generating a premature ventricular contraction (PVC) activation map of a heart based on a three-dimensional (3D) heart model and PVC electrocardiogram (ECG) data recording during PVC of the heart; generating a 3D internal surface model of the heart by triangulating point-by-point contact data collected during an electrophysiology (EP) procedure; merging the 3D activation map and the 3D internal surface model to form a PVC activation surface model; and pacing the heart at a first pacing location disposed in an area of earliest activation identified in PVC activation surface model.

Abstract: The invention relates to a skin treatment device (10) for fractional treatment of the skin (100) of a human being. A radiation source (5) emits a multi-mode laser beam (20) with a superposition (23) of mutually different higher-order laser modes. The multi-mode laser beam is configured by said superposition of different laser modes to simultaneously cause a first plurality of high-intensity zones, where the thermal threshold (TC) for collagen denaturation for the treatment zone (50) of the skin is at least reached, and a second plurality of low-intensity zones where the thermal threshold (TF) for fibroblast stimulation for the treatment zone of the skin is at least reached. This is advantageous for obtaining a skin treatment device with a simple and therefore low-cost fractional laser skin treatment system for combined collagen denaturation and fibroblast stimulation. The skin treatment device is based on non-uniform laser radiation in the form of the multi-mode laser beam.

Abstract: Approaches described herein can determine one or more breathing phase patterns over a period of time using audio data captured by at least one microphone. The audio data can include one or more snores. A breathing phase pattern included within the period of time can be determined based at least in part on sensor data captured by one or more sensors in the electronic device. A determination can be made that a first breathing phase pattern represented by the audio data and a second breathing phase pattern represented by the sensor data are correlated. A determination can be made that the first breathing phase pattern represented by the audio data and the second breathing phase pattern represented by the sensor data both correspond to a user wearing the electronic device.

Abstract: Systems and methods to determine a risk factor related to dehydration and thermal stress of a subject are disclosed. Exemplary implementations may: generate output signals, by one or more sensors worn on a body of a subject, conveying information related to one or more of location of the subject, motion of the subject, temperature of the subject, cardiovascular parameters of the subject; store information related to the subject; obtain the output signals; determine in an ongoing manner, from the output signals, values of a water loss metric that correlates with estimated percentage of bodyweight of the subject lost in water; obtain heat index information for a contextual environment surrounding the subject; determine in an ongoing manner, from the output signals, values of an exertion metric that correlates with exertion of the subject due to work; and determine in an ongoing manner values for an aggregated risk factor of the subject.

Abstract: Disclosed is an exchangeable laser unit and an array thereof. The exchangeable laser unit includes cartridge receivers and housings having a uniform shape and uniform optical interfaces. The cartridge receiver adopts the optical interface including a tapered cavity and cylindrical cavity, so that a precise mechanical connection can be achieved between the output of laser of the cartridge receiver and the output of the optical fiber of the housing without professional tools, facilitating standardization of the output components of the laser elements of the cartridge receiver. In addition, the upper-lower guide rails and the upper-lower channels having certain of inclination degree can realize the precise positioning of the cartridge receiver and the housing. When replacing one laser element by a laser element that emits laser with a different wavelength, it is only necessary to replace the cartridge receiver inside the housing.

Abstract: A system and apparatus comprising a multi-sensor catheter for right heart and pulmonary artery catheterization is disclosed. The multi-sensor catheter comprises multi-lumen catheter tubing into which at least three optical pressure sensors, and their respective optical fibers, are inserted. The three optical pressure sensors are arranged within a distal end portion of the catheter, spaced apart lengthwise within the distal end portion for measuring pressure concurrently at each sensor location. The sensor locations are configured for placement of at least one sensor in each of the right atrium, the right ventricle and the pulmonary artery, for concurrent measurement of pressure at each sensor location. The sensor arrangement may further comprise an optical thermo-dilution sensor, and another lumen is provided for fluid injection for thermo-dilution measurements. The catheter may comprise an inflatable balloon tip and a guidewire lumen, and preferably has an outside diameter of 6 French or less.

Abstract: A blood pressure measurement device including a measurement wave detection unit that detects a measurement wave that passed through a measurement region of a subject and generates a detection signal, a blood pressure analysis unit that repeatedly identifies a blood pressure of the subject by analyzing the detection signal, a state determination unit that determines whether or not the subject is in a sleep state, a change determination unit that determines whether or not a time change rate of the blood pressure exceeds a threshold value, and a measurement control unit that shortens a time interval where the blood pressure analysis unit identifies the blood pressure in a case where the state determination unit determines that the subject is in the sleep state and the change determination unit determines that the time change rate exceeds the threshold value.