1
David H Liang, Bob S Hu: Forward viewing ultrasonic imaging catheter. Board of Trustees of the Leland Stanford Junior University, Henry K Woodward, Townsend and Townsend and Crew, July 29, 1997: US05651366 (94 worldwide citation)

A simple forward viewing ultrasound catheter includes one or more transducers and an ultrasound mirror supported by a bearing in a sealed end of a catheter with a drive cable imparting relative motion to the transducer and mirror. The mirror directs ultrasound waves forward of the catheter. An optic ...


2
Byong Ho Park, Friedrich B Prinz, David H Liang: Tubular compliant mechanisms for ultrasonic imaging systems and intravascular interventional devices. The Board of Trustees of the Leland Stanford Junior University, Lumen Intellectual Property Services, October 3, 2006: US07115092 (68 worldwide citation)

A micromanipulator comprising a tubular structure and a structural compliance mechanism that are formed from a tube made of an elastic and/or superelastic material. Fabricated with laser machining and has no mechanical joints, the micromanipulator can be manipulated in various motions and degree-of- ...


3
David H Liang, Bob S Hu: Forward viewing ultrasonic imaging catheter. The Board of Trustees of the Leland Stanford Junior University, Henry K Woodward, Townsend and Townsend and Crew, March 4, 1997: US05606975 (62 worldwide citation)

A simple forward viewing ultrasound catheter includes one or more transducers and an ultrasound mirror supported by a bearing in a sealed end of a catheter with a drive cable imparting relative motion to the transducer and mirror. The mirror directs ultrasound waves forward of the catheter. An optic ...


4
David H Liang, Hank C K Wuh: Surgical glove that protects against infection by providing heat in response to penetration thereof by a medical instrument and method therefor. Peter J Dehlinger, LeeAnn Gorthey, July 15, 1997: US05648003 (25 worldwide citation)

A protective device that provides protection against infection by accidental skin puncturing. The device includes a flexible expanse, at least a portion of which has a multi-layer construction that includes (i) inner and outer, flexible, electrically conductive layers, and (ii) a flexible insulative ...


5
Byong Ho Park, Friedrich B Prinz, David H Liang: Tubular compliant mechanisms for ultrasonic imaging systems and intravascular interventional devices. Lumen Intellectual Property Services, March 25, 2004: US20040056751-A1

A micromanipulator comprising a tubular structure and a structural compliance mechanism that are formed from a tube made of an elastic and/or superelastic material. Fabricated with laser machining and has no mechanical joints, the micromanipulator can be manipulated in various motions and degree-of- ...


6
Byong Ho Park, Stephen M Rudy, Friedrich B Prinz, David H Liang: Tubular compliant mechanisms for ultrasonic imaging systems and intravascular interventional devices. Knobbe Martens Olson & Bear, July 19, 2007: US20070167804-A1

A micromanipulator comprising a tubular structure and a structural compliance mechanism that are formed from a tube made of an elastic and/or superelastic material. The micromanipulator is useful for intravascular interventional applications and particularly ultrasonic imaging when coupled with an u ...


7
Serena H Wong, David H Liang, Girish Narayan: High intensity focused ultrasound for imaging and treatment of arrhythmias. Lumen Intellectual Property Services, December 1, 2005: US20050267453-A1

A dual-mode, capable of imaging and ablation, ultrasound array integrated in a catheter is provided for minimally invasive treatment of arrhythmias. The catheter array is small enough for insertion through a peripheral vein and is longitudinally integrated with the catheter to have a side-view for t ...


8
David H Liang, Phillip Yang, Aditya Koolwal, Byong Ho Park: T-statistic method for suppressing artifacts in blood vessel ultrasonic imaging. Lumen Intellectual Property Services, February 9, 2006: US20060030777-A1

A technique for enhancing the image quality in intravascular ultrasound imaging increases contrast between blood and vessel wall processes image data using a point-wise t-statistic technique. Data from an ultrasound transducer is digitized and stored in a memory buffer [500]. For each point in the i ...