Mitral valve dilator

Details Mitral valve dilator Mitral valve dilator

1996-12-26

1997-12-09

Buiz, Michael

Surgery

Instruments

Internal pressure applicator

606198, A61M 2900

Patent

active

056955154

ABSTRACT:
A hydraulically operated surgical tool operated with video assistance through a small incision in a patient's chest for entering and expanding the mitral heart valve, The mitral valve dilator is a catheter-like element 4.5 cm, long and 8 mm, in diameter with a plurality of longitudinal arms that may be spread out to a 5 cm. diameter. The position of the arms is manually controlled by the application of pressure through a narrow flexible hydraulic control arm.

REFERENCES:
patent: 5320634 (1994-06-01), Vigil et al.
patent: 5456667 (1995-10-01), Ham et al.

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