Phillip D Purdy, Ajit Nair, Kamal Ramzipoor, Mehran Bashiri, Pete Phong Pham: Methods and apparatuses for navigating the subarachnoid space. Sci Med Life Systems, Board of Regents The University of Texas System, Crompton Seager & Tufte, December 19, 2006: US07150737 (66 worldwide citation)

Disclosed are methods and devices for navigating a subarachnoid space in a vertebrate organism including percutaneously introducing a device into the spinal subarachnoid space at an entry location. Navigation of the spinal subarachnoid space is disclosed for the purpose of reaching a desired locatio ...

Roger N Hastings, Michael J Urick: Perfusion balloon and radioactive wire delivery system. SCI MED Life Systems, Westman Champlin & Kelly, January 5, 1999: US05855546 (44 worldwide citation)

A catheter capable of irradiating blood vessel walls to inhibit restenosis after angioplasty. Catheters are capable of simultaneous irradiation, angioplasty, and in some devices, drug infusion. Preferred catheters include a helical perfusion balloon having strand windings spaced apart when inflated ...

Lixiao Wang, Roger N Hastings: Composition containing a radioactive component for treatment of vessel wall. Sci Med Life Systems, Westman Champlin & Kelly, February 23, 1999: US05873811 (41 worldwide citation)

A method and composition for inhibiting restenosis. The composition includes an adhesive or polymeric material having a radioactive component dispersed therethrough. A biologically compatible adhesive including a radioactive material is applied to a vessel region where inhibition of restenosis is de ...

William L Torgeson: Heat exchanger for blood. Sci Med Life Systems, James R Haller, December 11, 1979: US04177816 (34 worldwide citation)

A disposable, tube-and-shell heat exchanger for controlling the temperature of blood. The tube portion includes a plurality of parallel tubes having serpentine inserts therein in heat-exchange contact with smooth inner walls of the tubes. The tubes are of sufficient number, length and flow area to p ...

Freedman Frank B: Envelope assembly for spool type oxygenator. Sci Med Life Systems, Kirn Jr Walter N, February 19, 1974: US3792978 (9 worldwide citation)

The invention relates to an envelope assembly for a spool wound artificial lung. The envelope assembly is characterized by having unobtrusive tube attachments which allow the envelope to be wound smoothly and evenly about the spool of the oxygenator.

Christopher T Davey: Valved over-the-wire catheter. Sci Med Life Systems, Hoffmann & Baron, August 13, 2002: US06432091 (8 worldwide citation)

An over-the-wire catheter with a sealable distal end is provided. The distal end is capable for forming a fluid tight seal by action of a hydrophilicly expandable valve. The valve is also a lubricous composition to provide for a guidewire that slidably moves through the distal end of the catheter.

Tat Jin Teo: Steerable transducer array for intracardial ultrasonic imaging. Sci Med Life Systems, Townsend and Townsend and Crew, January 2, 2001: US06168564 (2 worldwide citation)

In an ultrasonic imaging system, a transducer array structure, preferably a linear one-dimensional array on a catheter, is provided wherein the direction of a beam is controlled by a preselected, linear delay profile implementing a linear portion of a beam forming equation so that the array is effec ...

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