An acoustic window layer for an ultrasound array, which layer has an inner surface arranged to face the array and an outer surface arranged to face a patient, and comprising an outer layer comprising a thermoplastic polymer selected from a polyolefin family (TPO) and an elastomer selected from the polyolefin family (POE) blended therein, wherein the outer layer located at the outer surface of the acoustic window layer. In a preferred embodiment the blend comprises a copolymer of ethylene-octene and polymethylpentene. The thermoplastic polyolefin provides the blend with mechanical, chemical stability and low acoustic wave attenuation; whilst the polyolefin elastomer provides a possibility to tune the acoustic impedance of the blend and to further improve its acoustic wave propagation properties.

The invention relates to an ultrasonic microscope for inspecting an object, comprising an object holder for holding the object in an object region; a scan head; a first transducer supported by the scan head and configured to emit first acoustic pulses along an emission direction, to focus the first acoustic pulses in a focal point, to detect second acoustic pulses emerging from the object and to output a first detection signal representing the second acoustic pulses detected by the first transducer; a first actuator configured to move the first transducer relative to the scan head along a vertical direction which is essentially parallel to the emission direction; and a controller configured to control the first actuator based on the first detection signal. Further, the invention relates to a carrier for carrying an acoustic pulse transducer of an ultrasonic microscope within an immersion liquid.

A transducer assembly includes: a microelectromechanical systems (MEMS) die including a plurality of piezoelectric elements; a complementary metal-oxide-semiconductor (CMOS) die electrically coupled to the MEMS die by a first plurality of bumps and including at least one circuit for controlling the plurality of piezoelectric elements; and a package secured to the CMOS die by an adhesive layer and electrically connected to the CMOS die.

A system may include an ultrasound probe and a controller unit configured to communicate with the ultrasound probe. The controller unit may be further configured to select an aiming mode for the ultrasound probe; select a first aiming mode plane, scanning mode, or imaging mode; select at least one additional aiming mode plane, scanning mode, or imaging mode; toggle between obtaining and displaying ultrasound images associated with the first aiming mode plane, scanning mode, or imaging mode and obtaining and displaying ultrasound images associated with the at least one additional aiming mode plane, scanning mode, or imaging mode; receive a selection of a three-dimensional (3D) scan mode; and perform a 3D scan using the ultrasound probe, in response to receiving the selection of the 3D scan mode.

An acoustic window layer for an ultrasound array, which layer has an inner surface arranged to face the array and an outer surface arranged to face a patient, and comprising an outer layer comprising a thermoplastic polymer selected from a polyolefin family (TPO) and an elastomer selected from the polyolefin family (POE) blended therein, wherein the outer layer located at the outer surface of the acoustic window layer. In a preferred embodiment the blend comprises a copolymer of ethylene-octene and polymethylpentene. The thermoplastic polyolefin provides the blend with mechanical, chemical stability and low acoustic wave attenuation; whilst the polyolefin elastomer provides a possibility to tune the acoustic impedance of the blend and to further improve its acoustic wave propagation properties.

The system is for use with a tissue sample and includes a tray and an apparatus. The tray is for receiving the tissue sample in use and an apparatus. The apparatus includes: a support which receives the tray in use: a probe adapted to transmit waves and identify wave echoes: a tissue marking device; and a transporter adapted to: convey the probe over the tissue sample in use, the probe and the transporter being adapted such that, in use, information about the tissue sample is collected sufficient to permit a radiologist to identify structures which resemble lymph nodes in the tissue sample; and convey the tissue marking device to locations of interest which correspond to the locations of structures which resemble lymph nodes in the tissue sample.

A transcranial Doppler-based method for displaying 3D intracranial blood flow information and a system thereof, comprising: A. performing multi-beam ultrasound scanning on predetermined intracranial areas using transcranial Doppler ultrasound probe, receiving ultrasonic echo signals; B. calculating, on basis of ultrasonic echo signal, to obtain blood flow information; C. obtaining blood flow information in a plurality of directions on basis of scanning of predetermined areas, forming stereoscopic models including blood flow information; D. visualizing data of stereoscopic model to form 3D images, and performing individualized adjustments to 3D images according to user commands, and outputting images and presenting to user. Compared with MRI, CT, DSA and the like, present invention is low-cost, convenient and capable of repeated detection. Present invention can significantly reduce degree of reliance on an operator's experience, provide blood flow information more complete and objective.

An object information acquiring apparatus includes a probe configured to irradiate ultrasonic waves to an object, receive ultrasonic echoes, and convert the ultrasonic echoes into electric signals, a scanning unit configured to cause the probe to perform back-and-forth scanning on the object, an ultrasonic control unit configured to control irradiation of ultrasonic waves, a signal processing unit configured to obtain an ultrasonic, and a combining unit configured to combine a plurality of ultrasonic images. The scanning unit causes the probe to perform back-and-forth scanning on the object such that regions subjected to ultrasonic irradiation performed by the probe in forward and backward paths in the back-and-forth scanning overlap with each other. The ultrasonic control unit employs different methods for irradiating ultrasonic waves in the forward and backward paths. The combining unit combines a plurality of ultrasonic images with one another.

An echogenicity quantitative test system for a sample echogenic medical device includes a fixture into which the echogenic medical device is positioned in relation to an ultrasonic probe connected with an ultrasound diagnostic device. The fixture includes a frame; a probe holder having a first guide rod and a probe clamp configured to hold the ultrasonic probe and movably held on the first guide rod, and a sample holder having a second guide rod and a sample clamp configured to hold the medical device sample. The sample clamp is movably held on the second guide rod. The frame may include guide rails, and the first guide rod and the second guide rod are movably disposed in the guide rails so as to allow for adjustments to the relative positions of the ultrasonic probe and the sample echogenic medical device.

The system is for use with a tissue sample and includes a tray and an apparatus. The tray is for receiving the tissue sample in use and an apparatus. The apparatus includes: a support which receives the tray in use: a probe adapted to transmit waves and identify wave echoes: a tissue marking device; and a transporter adapted to: convey the probe over the tissue sample in use, the probe and the transporter being adapted such that, in use, information about the tissue sample is collected sufficient to permit a radiologist to identify structures which resemble lymph nodes in the tissue sample; and convey the tissue marking device to locations of interest which correspond to the locations of structures which resemble lymph nodes in the tissue sample.