1
Aubrey M Palestrant: Mechanically locking blood clot filter. Cahill Sutton & Thomas, May 23, 1989: US04832055 (514 worldwide citation)

A blood clot filter particularly suited for filtering blood clots from blood circulating through the inferior vena cava is composed of a number of peripheral wires joined at one end by a first connector and also joined approximately at their middle portions by a second connector. The wire portions e ...


2
Aubrey M Palestrant: Dialysis catheter having rigid and collapsible lumens and related method. Cahill Sutton & Thomas, September 15, 1998: US05807311 (214 worldwide citation)

A multiple-lumen catheter includes a first generally-cylindrical flexible lumen extending between a first distal end and a second proximal end; the first lumen is sufficiently rigid to maintain its generally-cylindrical shape when negative pressure is applied thereto for aspirating fluid from the bl ...


3
Aubrey M Palestrant: Self-sealing valve device for angiographic catheters. Cahill Sutton & Thomas, August 9, 1994: US05336192 (197 worldwide citation)

A self-sealing valve device for an angiographic catheter includes a housing having a first end adapted to form a luer lock connection with the proximal end of the angiographic catheter. A central bore extends between the first end of the housing and an opposing second end, and a deformable elastomer ...


4
Aubrey M Palestrant: Guidance device for C.T. guided drainage and biopsy procedures. Cahill Sutton & Thomas, March 29, 1988: US04733661 (158 worldwide citation)

A handheld guidance device for use in conjunction with a C.T. scanner allows a user to accurately place a catheter within a patient's body. The guidance device includes a generally planar base including a bubble level to aid in maintaining the base horizontal. A needle support arm is pivotally secur ...


5
Aubrey M Palestrant: Flattened collapsible vascular catheter. Cahill Sutton & Thomas, December 5, 1995: US05472418 (65 worldwide citation)

An apparatus and method for establishing a collapsible infusion conduit in a blood vessel includes a catheter formed as a normally-flattened tube of flexible, collapsible plastic. When placed in a blood vessel, the catheter collapses to a flattened configuration for lying along the wall of the blood ...


6
Aubrey M Palestrant: Method for performing C.T. guided drainage and biopsy procedures. Cahill Sutton & Thomas, June 5, 1990: US04930525 (52 worldwide citation)

A guidance method for use in conjunction with a C.T. scanner allows a user to accurately place a drainage catheter, biopsy needle, or like catheter within a patient's body. A scan of the patient's body is made using the C.T. scanner to form a cross-sectional image of the target area within the patie ...


7
Aubrey M Palestrant: Method for establishing collapsible infusion conduit. Cahill Sutton & Thomas, April 8, 1997: US05618267 (29 worldwide citation)

An apparatus and method for establishing a collapsible infusion conduit in a blood vessel includes a catheter formed as a normally-flattened tube of flexible, collapsible plastic. When placed in a blood vessel, the catheter collapses to a flattened configuration for lying along the wall of the blood ...


8
Aubrey M Palestrant: Collapsible aspiration catheter. Cahill Sutton & Thomas, October 27, 1998: US05827243 (22 worldwide citation)

A partially collapsible catheter is formed as a substantially-flattened tube of flexible, collapsible plastic; a spacing member disposed within such tube allows the tube to substantially flatten and collapse in the absence of infusion fluid, but maintains at least one channel open within the tube fo ...