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Methods of and apparatus for treating vascular defects
The present invention provides improved methods and related devices for treating vascular defects. According to one aspect of this invention, various magnetic objects ...
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Catheter system with push rod for advancement of balloon along guidewire
This invention resides in a balloon-tipped catheter system for angioplasty procedures which permits exchange of a balloon without removal of the guidewire and without ...
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Catheter with expandable wire mesh tip
Accordingly, a catheter featuring a novel means of lumen expansion at its distal end has been developed. The present invention utilizes an expandable wire mesh tip ...
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Vascular dilatation device and method
I claim: 1. A vascular dilatation device for enlarging a flow passage in an obstruction in a vessel carrying flowing blood comprising a flexible cylindrical dilatation ...
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Balloon/delivery catheter assembly with adjustable balloon positioning
This invention is a catheter assembly in which a balloon of a balloon catheter is variably positionable along the polymeric delivery shaft of a delivery catheter. The ...
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Portable drive system for artificial heart
What is claimed is: 1. A portable artificial-heart drive system, comprising: a blood pump to cause blood to flow, said blood pump comprising: a motor portion having a ...
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Cardioplegia balloon cannula
FIG. 1 depicts an embodiment of a cardioplegia occluder 1 for delivering cardioplegia to the aorta during cardiopulmonary bypass where the distal region 2 of the ...
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Spherical fluid machine with control mechanism
Referring to FIG. 1 of the drawings, the reference numeral 10 generally designates a fluid pump or compressor embodying features of the present invention. The pump 10 ...
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Apparatus and method for inserting an adjustable implantable genitourinary device
The present invention provides an implantable device and a method for its use in restricting a body lumen. In one embodiment, the body lumen is a urethra, where the ...
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Medication delivery device with telescopic piston rod
OF THE INVENTION Initially it may be convenient to define that, the term "distal end" of the housing 1 and of the cartridge 2 is meant to refer to the end carrying the ...
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