Annular catheter

Details Annular catheter Annular catheter

1997-02-28

1999-09-14

Dawson, Glenn K.

Surgery

Instruments

Means for inserting or removing conduit within body

606198, 623 1, 623 12, A61F 1100

Patent

active

059515660

ABSTRACT:
A catheter, including: (a) an element; (b) an adjustable ring attached to the element such that at least a portion of the element is substantially within the adjustable ring, the adjustable ring having at least a first diameter and at least a second diameter, and the adjustable ring being magnetizable; and (c) a magnetization unit located near a portion of the element, the magnetization unit determining when the adjustable ring has the first diameter and when the adjustable ring has the second diameter.

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