Freehand ultrasound imaging systems and methods for guiding fine elongate instruments

L Pelissier, K Dickie, C Leung, B Zhuang - US Patent 8,556,815, 2013 - Google Patents
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Freehand ultrasound imaging systems and methods providing position quality feedback

L Pelissier, K Dickie, C Leung, B Zhuang - US Patent 9,895,135, 2018 - Google Patents
An ultrasound system has an ultrasound transducer equipped with a position marker and a
needle equipped with a position marker. The position markers allow the position and …

Multiple aperture probe internal apparatus and cable assemblies

SL Adam, DM Smith, DF Specht, KD Brewer - US Patent 9,788,813, 2017 - Google Patents
(57) ABSTRACT A Multiple Aperture Ultrasound Imaging (MAUI) probe or transducer is
uniquely capable of simultaneous imaging of a region of interest from separate physical …

Calibration of multiple aperture ultrasound probes

A Belevich, JR Call, BR Ritzi, NW Osborn - US Patent 9,572,549, 2017 - Google Patents
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Calibration of ultrasound probes

DM Smith, SL Adam, DF Specht, KD Brewer… - US Patent …, 2016 - Google Patents
(57) ABSTRACT A method of calibrating an ultrasound probe includes mount ing an
ultrasound probe onto a calibration system, transmit ting an ultrasound test signal from an …

Orthopedic fixation with imagery analysis

A Nikonovas - US Patent 9,642,649, 2017 - Google Patents
US9642649B2 - Orthopedic fixation with imagery analysis - Google Patents US9642649B2 -
Orthopedic fixation with imagery analysis - Google Patents Orthopedic fixation with imagery …

Motion detection using ping-based and multiple aperture doppler ultrasound

DF Specht, KD Brewer, DM Smith, JR Call… - US Patent …, 2019 - Google Patents
ABSTRACT A method of full-field or “ping-based” Doppler ultrasound imaging allows for
detection of Doppler signals indicating moving reflectors at any point in an imaging field …

Ultrasound imaging system memory architecture

JR Call, KD Brewer, VN Le, M Ouellette… - US Patent …, 2018 - Google Patents
A multiple aperture ultrasound imaging system may be configured to store raw, un-
beamformed echo data. Stored echo data may be retrieved and re-beamformed using …

Systems and methods for improving ultrasound image quality by applying weighting factors

JR Call, DF Specht, KD Brewer - US Patent 9,668,714, 2017 - Google Patents
Systems and methods for improving the quality of ultra sound images made up of a
combination of multiple sub images include giving more weight to Sub-image informa tion …

Ultrasound systems incorporating spatial position sensors and associated methods

L Pelissier, K Dickie, C Leung, B Zhuang - US Patent 10,039,527, 2018 - Google Patents
An ultrasound probe is equipped with a transducer element array and an internally located
position marker trackable by a position sensing system or the like. The position marker is …