Title:
ACTIVE MRI INTRAMYOCARDIAL INJECTION CATHETER WITH DEFLECTABLE DISTAL SECTION
Document Type and Number:
WIPO Patent Application WO2004068947
Kind Code:
A3
Abstract:
A deflectable tip catheter that is safe and effective for use in a magnetic resonance imaging environment. The deflectable tip catheter is configured such that it includes a built-in antenna, such as a loopless antenna or a loop antenna. The built-in antenna permits the deflectable tip catheter to be actively tracked and/or visualized. Depending upon the specific configuration of the deflectable tip catheter, the catheter may be tracked and/or visualized as a single unit, it may be tracked and/or visualized separate and independent of other components or instruments associated with the catheter, such as pull wires, injection needles, surgical instruments, and the like. The catheters described herein include injection type catheters and/or guidance type catheters.
Inventors:
KARMARKAR PARAG V (US)
ATALAR ERGIN (US)
ATALAR ERGIN (US)
Application Number:
PCT/US2004/002983
Publication Date:
October 06, 2005
Filing Date:
February 03, 2004
Export Citation:
Assignee:
UNIV JOHNS HOPKINS (US)
KARMARKAR PARAG V (US)
ATALAR ERGIN (US)
KARMARKAR PARAG V (US)
ATALAR ERGIN (US)
International Classes:
A61B5/05; A61B5/055; G01R33/28; G01R33/34; A01N; (IPC1-7): A61B5/05; A61B5/055
Foreign References:
| US6304769B1 | 2001-10-16 | |||
| US20030050557A1 | 2003-03-13 | |||
| US5964705A | 1999-10-12 |
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