1
Zhengyan Wang, Surya Pratap Rai, Ronald H Spang Jr, Peter Bojan, David G Zabel, Joseph Allen Carmichael, Ralph LaBedz: Shuttle pump with controlled geometry. Baxter International, Baxter Healthcare, K&L Gates, February 26, 2013: US08382447 (8 worldwide citation)

An infusion pump uses an improved shuttle mechanism to more reliably pump liquids in low volumes for medical and other purposes. The improved shuttle uses linear translation and wider, symmetric jaws to grasp infusate tubing and pump liquid infusate through the tubing. Adjustment of the linear motio ...


2
Zhengyan Wang, Kent Burr: Segmented detector array. Kabushiki Kaisha Toshiba, Toshiba Medical Systems Corporation, Oblon Spivak McClelland Maier & Neustadt L, January 22, 2013: US08357903 (8 worldwide citation)

A radiation detector that includes multiple adjacent modular detector segments. Each segment includes an array of scintillation crystal elements, a light guide arranged adjacent to the array of scintillation crystal elements, and reflectors arranged around a periphery of the segment so that light pr ...


3
Peter M Bojan, Zhengyan Wang, Surya Rai, Paul Olczak: Tube measurement technique using linear actuator and pressure sensor. Baxter International, Baxter Healthcare, K&L Gates, October 29, 2013: US08567235 (7 worldwide citation)

An infusion pump uses sensors, movable members and a control unit to determine tubing thickness in a tube-loading section of the pump. The infusion pump utilizes sensors, such as a pressure sensor, to record forces imparted by a tube undergoing no pressure, a single pressure, or a pressure sweep, to ...


4
Zhengyan Wang, Steven J Plummer, Jacin C Barnes, Matthew D Fleischhauer, Michael G Ambrosia, Dennis K Everett, Robert G Henderson: Subject table for isolation environment. Koninklijke Philips Electronics, November 9, 2010: US07827635 (7 worldwide citation)

A subject loading system is provided for moving a subject disposed in an isolation zone into and out of a diagnostic system disposed outside the isolation zone. A tube extends away from the isolation zone. The tube has an inner volume open to the isolation zone and operatively coupled with the diagn ...


5
Alexander Zamyatin, Yu Zou, Xiaolan Wang, Zhengyan Wang, Yuexing Zhang: Method and system for spectral computed tomography (CT) with inner ring geometry. TOSHIBA MEDICAL SYSTEMS CORPORATION, Kenichiro Yoshida, August 8, 2017: US09724056 (1 worldwide citation)

Photon counting detectors are sparsely placed at predetermined positions in the fourth-generation geometry around an object to be scanned in spectral Computer Tomography (CT). An X-ray emitting source rotates radially outside the sparsely placed photon counting detectors. Furthermore, the integratin ...


6
Kent C Burr, Daniel Gagnon, Zhengyan Wang: Efficient and serviceable light guide for PET detector. Kabushiki Kaisha Toshiba, Toshiba Medical Systems Corporation, Oblon Spivak McClelland Maier & Neustadt L, January 21, 2014: US08633444 (1 worldwide citation)

A positron emission tomography (PET) detector module includes an array of scintillation crystal elements and a plurality of photosensors arranged to at least partially cover the array of scintillation crystal elements. The photosensors are configured to receive light emitted from the array of scinti ...


7
Kent C Burr, Daniel Gagnon, Zhengyan Wang: Efficient and serviceable light guide for PET detector. Kabushiki Kaisha Toshiba, Toshiba Medical Systems Corporation, Oblon Spivak McClelland Maier & Neustadt L, December 9, 2014: US08907291

A positron emission tomography (PET) detector module includes an array of scintillation crystal elements and a plurality of photosensors arranged to at least partially cover the array of scintillation crystal elements. The photosensors are configured to receive light emitted from the array of scinti ...


8
Yu Zou, Yuexing Zhang, Xiaolan Wang, Zhengyan Wang: Dynamic alignment of sparse photon counting detectors. Toshiba Medical Systems Corporation, Oblon McClelland Maier & Neustadt L, August 2, 2016: US09402591

An apparatus and method for controlling movement of a plurality of fixed detectors arranged in a computed tomography (CT) system that includes a rotating X-ray source. The method including obtaining a view angle of the X-ray source, determining a tilt angle for a detector of the plurality of detecto ...


9
Kent C Burr, Zhengyan Wang, Madhuri Kaul: Scintillator array test method, apparatus, and system. TOSHIBA MEDICAL SYSTEMS CORPORATION, Oblon McClelland Maier & Neustadt L, July 4, 2017: US09696434

An apparatus and method for testing scintillator arrays, e.g., crystal arrays for PET imaging. The apparatus includes, a two-sided tray arranged to hold scintillator arrays in either side and slide the arrays into a light-tight box having a radiation source beneath the arrays and photomultiplier tub ...


10
Zhengyan Wang, Wenli Wang, Karthikayan Balakrishnan: Two-axis apparatus with stationary positioning, rotating and/or scanning motion of point or line sources. Kabushiki Kaisha Toshiba, Toshiba Medical Systems Corporation, Oblon McClelland Maier & Neustadt L, September 8, 2015: US09128193

An apparatus and method for simulating a radiation phantom so as to calibrate or measure performance of a gamma detection system. The apparatus includes a line bar configured to rotate around an axis of rotation, a source carriage configured to move linearly along the line bar and to hold an attache ...