Abstract: A system for determining a position and an orientation of a bone of an anatomical feature includes a trackable reference device having a surgical pin at a first position being attachable to the bone. A wearable attachment attached to the trackable reference device is configured to be mounted about the outer-skin surface of the anatomical feature. A distance sensor mounted to the trackable reference device at a second position is operable to determine a distance measurement of the second position of the trackable reference device from the bone. Reference markers are fixedly mounted to the trackable reference device. A position sensing device registers position and orientation readings of the reference markers in a reference coordinate system. A processing unit determines the position and the orientation of the bone in the reference coordinate system using the position and orientation readings and the distance measurement.

Abstract: A method for placing a set of one or more markers in a luminal network in a patient's body includes using at least one hardware processor for receiving image data of the anatomy of a luminal network of a patient and a location of at least one target in the luminal network anatomy, obtaining a rule set defining one or more rules for placing the set of one or more markers in the luminal network anatomy and with respect to the at least one target, during a survey performed by a user via a navigation module in a portion of the luminal network surrounding the at least one target, acquiring, via the navigation module, sample-locations in the surveyed portion of the luminal network, and identifying a set of one or more marker locations for placing the set of one or more markers from the acquired sample-locations, which complies with the rule set.

Abstract: A medical navigation system is provided for detecting movement of a subject, the system having an optical tracking system including a camera, a display, and a controller electrically coupled with the optical tracking system and the display. The controller has a processor coupled with a memory and is configured to receive a data signal from the optical tracking system and recognize and continuously monitor optical tracking markers on the subject within a field of view of the camera, and provide an alert on the display when movement of the optical tracking markers on the subject falls within predefined parameters.

Abstract: Some implementations of the disclosure are directed to an ultrasound measurement device including: multiple ultrasound sensors to capture tomographical information of a physiological structure, each ultrasound sensor comprising a transducer having a respective resonant frequency, where each transducer has a frequency response that partially overlaps with a frequency response of another transducer; and a processing device to control and process measurements made by the ultrasound sensors. The device may be incorporated in an adhesive substrate configured to be adhered to a patient's skin in alignment with an artery of the patient.

Abstract: Systems and methods for positioning a patient during radiological measurements are provided. A biofeedback signal from the patient is received. While receiving the biofeedback signal from the patient and while the patient is positioned at a first position by the fixture, determining whether the biofeedback signal from the patient is indicative of the patient breathing at rest. Further, in accordance with a determination that the biofeedback signal from the patient is not indicative of the patient breathing at rest, articulating the patient using the fixture from the first position to a second position. In accordance with a determination that the biofeedback signal from the patient at the second position is indicative of the patient breathing at rest, obtaining radiological measurements of the patient with the patient positioned at the second position.

Abstract: Systems, methods and devices for providing combined ultrasound, electrocardiography, and auscultation data are provided. One such system includes an ultrasound sensor, an electrocardiogram (EKG) sensor, an auscultation sensor, and a computing device. The computing device includes memory and a processor, and the processor receives signals from the ultrasound sensor, the EKG sensor, and the auscultation sensor. Artificial intelligence techniques may be employed for automatically analyzing the data obtained from the ultrasound sensor, the EKG sensor, and the auscultation sensor and producing a clinically-relevant determination based on a combined analysis of the data.

Abstract: An ultrasound probe is guided to an optimal position on a patient's body by illuminating the patient's body with a laser, by displaying icons of the probe position and the optimal position on a 3-D model of the patient's body, or by playing an audio signal that varies according to distance of the probe position from the optimal position. In certain embodiments, the probe is guided to a series of optimal positions for conducting a vascular exam, responsive to a database of human anatomy and vasculature and responsive to a database of vascular exam procedures.

Abstract: In one embodiment, a force sensor apparatus is provided including a tube portion having a plurality of radial ribs and a strain gauge positioned over each of the plurality of radial ribs, a proximal end of the tube portion that operably couples to a shaft of a surgical instrument that operably couples to a manipulator arm of a robotic surgical system, and a distal end of the tube portion that proximally couples to a wrist joint coupled to an end effector.

Abstract: An insert having a photoacoustic wave generation portion, an acoustic wave detection unit that detects photoacoustic waves and reflected acoustic waves, a photoacoustic image generation unit that generates a photoacoustic image on the basis of the photoacoustic waves, an image output unit that outputs information on the basis of the photoacoustic waves detected by the acoustic wave detection unit, a tip position detection unit that detects that a tip portion of the insert is disposed at a predetermined detection position with respect to the acoustic wave detection unit, and a control unit that displays information on the basis of intensity of a detection signal of the photoacoustic waves generated from the photoacoustic wave generation portion on image display as an insert inspection mode in a case where it is detected that the tip portion of the insert is disposed at the predetermined detection position are included.

Abstract: Internal bleeding systems, devices, and methods are disclosed that include a sensing module and a processing module. The sensing module has an ultrasound module and a communication module. The ultrasound module emits and receives ultrasound energy to and reflected from tissue in a patient and generates a reflected energy signal. The communication module transmits the reflected energy signal to the processing module. The processing module analyzes the reflected energy signal to determine if it indicates the presence of blood from internal bleeding in the patient.

Abstract: The present disclosure relates to systems and methods for shielding electromagnetic waves. The system may include an imaging device, a shielding layer assembly disposed on at least a first portion of the imaging device, and a shielding cover assembly disposed on at least a second portion of the imaging device. When the shielding cover assembly is coupled to the shielding layer assembly, the shielding cover assembly and the shielding layer assembly may be combined to form a shielding space that is shielded against electromagnetic waves from an outside of the shielding space.

Abstract: A parenteral nutritional diagnostic system, apparatus, and method are disclosed. In an example embodiment, a parenteral nutritional diagnostic apparatus determines muscle quantity and muscle quality of a patient's psoas muscle to determine a nutritional status of the patient. An image interface is configured to receive a medical image including radiodensity data related to imaged tissue of the patient. The apparatus also includes a processor configured to use the medical image to determine a tissue surface area for each different value of radiodensity and determine a distribution of the tissue surface area for each radiodensity value. The processor is configured to determine muscle quality by locating a soft tissue peak within the distribution that corresponds to a local peak in at a region related to at least one of muscle tissue, organ tissue, and intramuscular adipose tissue. The processor determines the nutritional status of the patient based on soft tissue peak.

Abstract: The present disclosure relates to an insert system for performing positron emission tomography (PET) imaging. The insert system can be reversibly installed to an existing system, such that PET functionality can be introduced into the existing system without the need to significantly modify the existing system. The present disclosure also relates to a multi-modality imaging system capable for conducting both PET imaging and magnetic resonance imaging (MRI). The PET and MRI imaging can be performed simultaneously or sequentially, while the performance of neither imaging modality is compromised for the operation of the other imaging modality.

Abstract: A mounting device for reversibly mounting at least one electromagnetic field generator on an ultrasonic probe for orientating the electromagnetic field generator with respect to the ultrasonic probe in at least one mounting position is disclosed. The mounting device comprises at least one first fastening structure. The mounting device is connectable to the electromagnetic field generator via the first fastening structure.

Abstract: A computer specific system for receiving a plurality of medical imaging specific 3D patient specific data sets from different 3D data sources, for a patient receiving reconstructive surgery, locating and applying a plurality of landmarks to each data set, and performing an overlay analysis procedure that aligns the 3D data sets from the different 3D data sources to create a 3D medical image representation of the patient's tissue. The 3D representation can be used to create 3D models for use by surgeons to perform reconstructive surgical procedures.

Abstract: This method, for determining the local intensity (I0) of an acoustic field propagating in a target region of a soft solid, at a position located within said target region, includes at least the following steps: determining (102) a value of an ultrasound attenuation coefficient (?) of the soft body in the target region; determining (104) a value of the shear modulus (?) of the soft body in the target region; determining (106) a value of the speed of sound (c) in the target region of the soft body; and building (110), with the values determined in steps a), b) and c), a viscoelastic model (M) of a steady-state displacement induced by an acoustic field having a time invariant shape or a viscoelastic model of a difference between two steady-state displacements induced by an acoustic field having a time invariant shape.

Abstract: There are provided an acoustic wave image generating apparatus for generating a B-mode image having a fixed brightness and a control method thereof. First brightness information (81) indicating the brightness of a first B-mode image in the depth direction of the subject is generated. Positional deviation correction is performed on an acoustic wave echo signal having a positional deviation between the focusing position of acoustic waves and the observation target position, and second brightness information (82) indicating the brightness in the depth direction of the subject is generated from a superposition signal obtained by superimposing an acoustic wave echo signal for which the positional deviation has been corrected and an acoustic wave echo signal without positional deviation. The brightness of the first B-mode image is corrected based on the first brightness information and the second brightness information.

Abstract: An ultrasound image system is provided. The ultrasound image system includes an ultrasound probe and a processing circuit. The ultrasound probe includes a substrate, a first transducer array and a second transducer array. The first transducer array is fixed disposed on the substrate and configured to receive a first ultrasound signal The second transducer array is fixed disposed on the substrate and configured to receive a second ultrasound signal. Each of the first transducer array and the second transducer array includes a plurality of ultrasound transducer elements arranged along a first direction. The ultrasound transducer elements of the first transducer array are interleaved with the ultrasound transducer elements of the second transducer array. The processing circuit is coupled to the first transducer array and the second transducer array and is configured to generate an ultrasound image signal according to the first ultrasound signal and the second ultrasound signal.

Abstract: The invention provides an ultrasound processing unit. A controller (18) of the unit is adapted to receive ultrasound data of an anatomical region, for example of the heart. The controller processes the ultrasound data over a period of time to monitor and detect whether alignment of a particular anatomical feature (34) represented in the data relative to a field of view (36) of the transducer unit is changing over time. In the event that the alignment is changing, the controller generates an output signal for communicating this to a user, allowing a user to be alerted at an early stage to likelihood of misalignment and loss of imaging or measurement capability.

Abstract: The present invention comprises methods, compositions, devices and systems for determining the status of, or treating, a body structure or conduit. An embodiment of the invention comprises a fluid pressure control device for pressure control of fluid introduced into a body structure or conduit.