Catheter system having safety means

Details Catheter system having safety means Catheter system having safety means

1997-06-23

1998-07-21

Jastrzab, Jeffrey R.

Surgery: light, thermal, and electrical application

Light, thermal, and electrical application

Electrical energy applicator

600374, 606 41, 607101, 607104, 607120, A61N 105

Patent

active

057829004

ABSTRACT:
A catheter system suitable for electrophysiology mapping and radiofrequency ablation of cardiac tissue comprises a catheter shaft having a distal end, a proximal handle, and at least a lumen extending therebetween, wherein a distal section of the shaft is either a fixed curve or deflectable; and safety anchoring means being provided to maintain the integrity of the catheter by holding the tip electrode in place. In one embodiment, the safety means is a tip electrode with safety anchoring pins. In another embodiment, the safety means is a tip electrode with extended flexible stem having open slots on said stem.

REFERENCES:
patent: 4832048 (1989-05-01), Cohen
patent: 4960134 (1990-10-01), Webster, Jr.
patent: 5324324 (1994-06-01), Vachon et al.
patent: 5697927 (1997-12-01), Imran et al.

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