Catheter

Details Catheter Catheter

2008-04-10

2011-10-18

Stigell, Theodore (Department: 3767)

Surgery

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

Material introduced into and removed from body through...

C604S043000, C604S096010, C604S099010

Reexamination Certificate

active

08038644

ABSTRACT:
A catheter (200) for insertion into a hollow viscus of a subject, comprising: a drainage opening (204) and an instillation opening at a distal end an inlet port (209) at a proximal end for instilling a fluid; an outlet port (205) at the proximal end for draining fluid from the viscus; a drainage channel (201) connecting the drainage opening to the outlet port; an instillation channel (211) connecting the inlet port to the instillation opening; a valve (223) proximate the drainage channel at the distal end for closing it against the entry of fluid from the viscus; a valve control port (220) at the proximal end for receiving a control fluid under pressure; and a control channel (222) connecting the valve control port to the valve such that the valve is responsive to admitted control fluid under pressure to close itself.

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