Catheter system having safety means and methods thereof

Details Catheter system having safety means and methods thereof Catheter system having safety means and methods thereof

1998-04-24

1999-11-30

Jastrzab, Jeffrey R.

Surgery

Miscellaneous

Methods

600374, 607101, 607122, 606 41, A61N 105, A61B 50402, A61B 1739

Patent

active

059924187

ABSTRACT:
The method for using 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 one lumen extending therebetween, wherein a distal section of the shaft is either a fixed curve type or a deflectable type; and a safety means provided to maintain the integrity of the catheter, by anchoring 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 long tip electrode with an extended flexible stem having at least one open slot or groove or groove on the stem.

REFERENCES:
patent: 4592372 (1986-06-01), Beranek
patent: 4960134 (1990-10-01), Webster, Jr.
patent: 5673695 (1997-10-01), McGee et al.
patent: 5782900 (1998-07-01), De La Rama et al.

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