Medical instrument with laterally displaceable seal

Details Medical instrument with laterally displaceable seal Medical instrument with laterally displaceable seal

2011-08-30

2011-08-30

Lucchesi, Nicholas D (Department: 3763)

Surgery

Means for introducing or removing material from body for...

Treating material introduced into or removed from body...

Reexamination Certificate

active

08007471

ABSTRACT:
A medical instrument has a cannula, a seal disposed in said cannula, said seal has an opening for guiding a shaft of another instrument through said seal in a sealed manner. An expansion device serves for expanding said opening in said seal. Said expansion device has an expansion cone comprising a plurality of slats mounted pivotably on an annular body at a first end, a second end of said slots opposite to said first end being connected to said seal in an area of said opening. A flexible casing structure is provided accommodating said seal and said expansion device.

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European Search Report; Application No. EP 09 16 6104; Apr. 23, 2010; 5 pages.

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