Abstract: Systems and methods of facilitating the viewing of interventional instruments (e.g., needles, catheters, guidewires, vascular filters, biopsy probes) are disclosed herein. In one embodiment, a portable, handheld or cart-based ultrasound imaging machine is connected to an external laser light source that transmits laser light to a tip of an interventional instrument via one or more optical fibers. The laser light is absorbed at the distal tip of the instrument and generates a photoacoustic signal. The ultrasound imaging machine creates an image by combining data from the received photoacoustic signals with ultrasound echo data to show both tissue in a region of interest and the tip of the interventional instrument.

Abstract: Provided herein are an apparatus, system, and method for a medical diagnostic and imaging forceps for determining the pathology of tissue in vivo during surgery, endoscopy, laparoscopy, or other medical procedure, the forceps comprising a platform for analyzing tissue pathology inside the body by way of sensors including without limitation conductivity, optical, tracking, and x-ray sensors.

Abstract: A method for evaluating a movement state of a heart is provided and includes: obtaining a plurality of consecutive heart ultrasound images corresponding to a heart and accordingly estimating a plurality of left ventricular volumes corresponding to the heart ultrasound images; finding a plurality of specific extremums in the left ventricular volumes and accordingly estimating a plurality of time differences among the specific extremums; estimating a statistical characteristic value of the time differences based on the time differences; and determining that an abnormal movement state of the heart occurs in response to determining that at least one of the time differences deviates from the statistical characteristic value up to a predetermined threshold.

Abstract: A method is proposed for recording diagnostic measurement data of a head of an examination object in head imaging via a magnetic resonance device. The method comprises performing an overview scan of the head of the examination object, wherein overview measurement data is acquired in the overview scan and performing various diagnostic scans of the head of the examination object based on the acquired overview measurement data, wherein diagnostic measurement data is acquired in the various diagnostic scans.

Abstract: Ultrasound imaging systems for automatically adjusting settings according to an position and/or orientation of one or more interfaces. The ultrasound imaging systems can include a probe configured to send and receive ultrasound signals for performing a medical exam, a medical procedure, or both; and a processor configured to: select a diagnostics mode or a procedural mode based on an operating orientation of the ultrasound imaging system or a portion thereof, and adjust one or more settings of the imaging system according to the selected diagnostics mode or the selected procedural mode.

Abstract: An ultrasound probe 11 includes a housing 12 having a transducer array accommodation portion 14 and a battery storage portion 13B, a transducer array accommodated in the transducer array accommodation portion 14, and a battery 21 stored in the battery storage portion 13B. The housing 12 has an attachable and detachable battery cover 17 that covers the battery storage portion 13B, a nameplate 22 is disposed on an inside or an outside of the battery storage portion 13B with respect to the battery cover 17 in a visible manner, and a waterproof structure for restraining water from entering the nameplate 22 is provided.

Abstract: A method of generating a 4D model includes capturing imagery of a catheter and a vessel as the catheter is directed through the vessel to a location of interest, wherein the catheter is disposed on a guidewire, constructing a 3D time varying reference curve describing a trajectory of the guidewire, and constructing a time varying 3D model of the artery using the reference curve.

Abstract: An apparatus is provided that is visible by both a three dimensional (3D) scanner system of a medical navigation system and a camera of the medical navigation system. The apparatus involves a rigid member and a plurality of markers attached to the rigid member. Each of the plurality of markers includes a reflective surface portion visible by the camera and a distinct identifiable portion visible by the 3D scanner system. The apparatus further involves a connector mechanism to connect the apparatus to a reference location. The apparatus is in a field of view of the 3D scanner system and the camera within a timeframe of the 3D scan.

Abstract: An ultrasound probe includes a housing; a transducer array housed in the housing; a transmission/reception unit which is housed in the housing, transmits ultrasonic wave from the transducer array, and generates a sound ray signal on the basis of a reception signal acquired by the transducer array; an image information data generation unit which is housed in the housing, and generates image information data on the basis of the sound ray signal generated by the transmission/reception unit; a wireless communication unit which is housed in the housing, and wirelessly transmits the image information data generated by the image information data generation unit; a light emission unit which is housed in the housing, and emits light to an outside of the housing; and a light emission control unit which is housed in the housing, and causes the light emission unit to emit light in synchronization with a transmission timing of the ultrasonic wave by the transmission/reception unit in a case of a manufacturing inspection.

Abstract: Devices, systems, tools and methods are disclosed during diagnosis and treatment of spinal conditions. A cervical plumb line device is disclosed which can be used to produce a measurement of the sagittal vertical axis associated with a target part of a patient's cervical spinal anatomy from two or more radiographic images. Also disclosed is an apparatus for measuring the angulation of a patient's spinal anatomy relative to a cervical plumb line which uses a plurality of bolsters. A device that can be used to assist in implantation of an interbody device during spinal fusion device is also disclosed. Systems which produce geometric data describing optimized spinal fusion geometric at a spine level selected to receive spinal fusion.

Abstract: An intravascular sensor device can be used to guide treatment of a diseased blood vessel in the body of a patient. In some examples, the intravascular sensor device includes a pressure sensor and an ultrasound transducer. The intravascular sensor device is used to measure a pressure within the diseased blood vessel and acquire an ultrasound image of the diseased blood vessel. The pressure may be measured during hyperemic blood flow that is caused by a pharmacologic vasodilator drug. The measured pressure can be used to calculate a fractional flow reserve value. The ultrasound image can be used to determine a physical dimension of the blood vessel, such as cross-sectional area. The fractional flow reserve value and physical dimensions of the blood vessel can be used to optimize patient treatment.

Abstract: A method for quantitative flow analysis of a fluid flowing in a conduit from a sequence of consecutive image frames of such a conduit, where such image frames are timely separated by a certain time interval, the method comprising: a) selecting a start image frame and an end image frame from the sequence either automatically or upon user input; b) determining a centerline of the conduit in the start image frame; c) determining a centerline of the conduit in the end image frame; d) selecting a common start point on the centerline of the start image frame and on the centerline of the end image frame either automatically or upon user input; e) selecting an end point on the centerline of the start image frame; f) selecting an end point on the centerline of the end image frame; g) calculating centerline distance between the start point and the end point of the start image frame; h) calculating centerline distance between the start point and the end point of the end image frame; and i) calculating a local flow ve

Abstract: A sensor, such as a photoplethysmography sensor, for non-invasively monitoring a characteristic of an organism, such as a vital body sign. The sensor has multiple light sources disposed on a substrate and an array of optical probing channels for conveying light from the light sources to a probed region. Each detector pixel of an array of detector pixels receives light from a respective optical detection channel after interaction with a subregion of the probed region and spatial filtering, and generates a corresponding pixel signal.

Abstract: A guidance apparatus is provided for use with a portable imaging apparatus and an image display. The guidance apparatus comprises a coupling mechanism which may include a slip ring portion structured for receiving the imaging apparatus therein. The coupling mechanism can be structured for: facilitating orienting the image display device to provide a direct line of sight of an area imaged by the imaging apparatus; adjusting to facilitate rotation of the image display device in at least one 360-degree plane of rotation about a longitudinal axis extending through the imaging apparatus; allowing selection of an image display device position associated with a viewing angle of the image display device; and allowing the coupling mechanism, the image display device, and the imaging apparatus, in combination, to be held in a single hand of a user during performance of an imaging procedure.

Abstract: According to an aspect there is provided a method of determining a calibration parameter for a first blood pressure, BP, measurement device, the method comprising obtaining a first physiological characteristic measurement of a subject using the first BP measurement device, wherein the first BP measurement device is for obtaining physiological characteristic measurements of a physiological characteristic of the subject and for determining a BP measurement of the subject from the physiological characteristic measurements using the calibration parameter, wherein the first physiological characteristic measurement is obtained when a torso of the subject is in a first posture; obtaining a second physiological characteristic measurement of the subject using the first BP measurement device, wherein the second physiological characteristic measurement is obtained when the torso of the subject is in a second, different, posture; determining the change in the posture of the torso from the first posture to the second post

Abstract: Embodiments of the present disclosure relate to detecting implantable medical device orientation changes. In an exemplary embodiment, a medical device having a processor, comprises an acceleration sensor and memory. The acceleration sensor is configured to generate acceleration data that comprises a plurality of acceleration measurements. The memory comprises instructions that when executed by the processor, cause the processor to: obtain the acceleration data from the acceleration sensor; and determine, based on the acceleration data, that the medical device has flipped.

Abstract: An ultrasound image diagnostic apparatus includes: a power source control section that supplies power to a power source section which performs supply of power to each part of the ultrasound image diagnostic apparatus; a battery that supplies the power to the power source control section: an external power supply section that supplies, to the power source control section, the power supplied from outside of the ultrasound image diagnostic apparatus; and a power supply control section that controls supply of power from the battery and the external power supply section to the power source control section based on an operation state of the ultrasound image diagnostic apparatus and the presence or absence of the power supplied from the external power supply section.

Abstract: Various methods and systems are provided for a portable ultrasound imaging system. In one example, a portable ultrasound imaging system is disclosed, comprising a support stand with a sliding portion vertically slidable in relation to a stationary portion; a cradle configured to support an ultrasound imaging device and coupled to the sliding portion of the support stand; a tray, positioned below the cradle, coupled to the sliding portion of the support stand; and a case at least partially enclosing an electric power converter including an electric power cable, electrically coupled to the ultrasound imaging device, and positioned at a rear side of the support stand and coupled to the sliding portion of the support stand such that the sliding portion and the case move in unison during sliding movement of the sliding portion.

Abstract: A surgical navigation system includes a source of a patient anatomy data, wherein the patient anatomy data comprises a three-dimensional reconstruction of a segmented model comprising at least two sections representing parts of the anatomy. A surgical navigation image generator is configured to generate a surgical navigation image comprising the patient anatomy. A 3D display system is configured to show the surgical navigation image wherein the display of the patient anatomy is selectively configurable such that at least one section of the anatomy is displayed and at least one other section of the anatomy is not displayed.

Abstract: Methods, systems, and apparatus, including computer programs encoded on computer storage media, for contrast enhanced ultrasound quantification imaging are provided.