Cardiac catheter

Details Cardiac catheter Cardiac catheter

1994-09-18

1995-09-26

Rosenbaum, C. Fred

Surgery

Means for introducing or removing material from body for...

Infrared, visible light, ultraviolet, x-ray or electrical...

A61N 105

Patent

active

054530865

ABSTRACT:
In a cardiac catheter comprising a tubular guide catheter having a catheter hose movably disposed therein and electrodes projecting from the hose and forming sensors which are pretensioned so as to extend outwardly when the catheter hose is moved forwardly out of the guide catheter and a fiber disposed in the hose in spaced relationship from the walls of the hose for transmitting light to an area ahead of the catheter, a funnel-shaped foil is connected to the hose and the sensors so as to provide a forwardly open funnel around the axis of the light transmitting fiber when the sensors are extended from the guide catheter for containing rinsing liquid supplied through the annular space between the light transmitting fiber and the hose and for limiting access of blood into the space within the funnel formed by the foil.

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