Appeal No. 2006-1652
Application No. 10/011,583
an expandable and contractible metallic braided structure
having first and second ends, both the first and second ends
being mounted on the distal extremity, the braided structure
having a covering thereon, the covering being movable with the
braided structure during expansion thereof and being capable of
substantial sealing engagement with a wall of the vessel to
interrupt fluid flow there through.
THE REFERENCES
Chu 5,041,093 Aug. 20, 1991
Guenther et al. (Guenther) 5,102,415 Apr. 7, 1992
Imran et al. (Imran) 5,766,203 Jun. 16, 1998
(effective filing date Jul. 20, 1995)
THE REJECTIONS
The claims stand rejected under 35 U.S.C. § 103 as follows:
claims 1, 4-8, 11-15, 17 and 18 over Chu in view of Guenther,
and claims 2, 3, 9, 10 and 16 over Chu in view of Guenther and
Imran.
OPINION
We reverse the aforementioned rejections. We need to
address only the independent claims, i.e., claims 1, 6 and 13,
each of which claims an apparatus for occlusion of a blood
vessel. Claim 1 requires an expandable and contractible
metallic braided structure having a covering that is movable
with the braided structure during expansion thereof and is
capable of substantially sealing engagement with a wall of the
vessel to interrupt fluid flow therethrough. Claim 6 requires
an expandable and contractable structure having a covering that
2
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