Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
122 words
A medical device, comprising: tube means having a cammed end and a distal end; wrist mounting means axially spaced from said tube means; a plurality of fingers each having an unattached end and an attached end connected to said wrist mounting means, each of said fingers having a cam-engaging surface facing generally inwardly and towards said cammed end of said tube means; and pulling means extending through said tube means for pulling said inward cam-engaging surfaces of said fingers into camming engagement with said cammed end of said tube means to move said fingers from a retracted position to an expanded position to engage against the internal wall of a tubular organ and retain the medical device at a desired anatomical site.
Claim 2
Dependent Claim
122 words
A medical device, comprising: tube means having a cammed end and a distal end; wrist mounting means axially spaced from said tube means; a plurality of fingers each having an unattached end and an attached end connected to said wrist mounting means, each of said fingers having a cam-engaging surface facing generally inwardly and towards said cammed end of said tube means; and pulling means extending through said tube means for pulling said inward cam-engaging surfaces of said fingers into camming engagement with said cammed end of said tube means to move said fingers from a retracted position to an expanded position to engage against the internal wall of a tubular organ and retain the medical device at a desired anatomical site.
Claim 3
Dependent Claim
38 words
A medical device in accordance with claim 1 wherein each of said fingers has a proximal phalanx and a distal phalanx and said cam-engaging surface is positioned intermediate and connected to said proximal phalanx and said distal phalanx.
Claim 4
Dependent Claim
23 words
A medical device in accordance with claim 2 wherein each of said fingers has a hooked end extending outwardly from said distal phalanx.
Claim 5
Dependent Claim
16 words
A medical device in accordance with claim 1 wherein said pulling means includes a wire rope.
Claim 6
Dependent Claim
19 words
A medical device in accordance with claim 4 wherein said wire rope is connected to said wrist mounting means.
Claim 7
Dependent Claim
42 words
A medical device in accordance with claim 4 wherein said pulling means includes a threaded rod clampingly engaging said wire rope and an internally threaded control knob seated upon said distal end of said tube means for threadedly engaging said threaded rod.
Claim 8
Dependent Claim
15 words
A medical device in accordance with claim 1 wherein said tube means is generally L-shaped.
Claim 9
Dependent Claim
27 words
A medical device in accordance with claim 1 further including a C-ring for clamping said fingers against said lumen when said fingers are in an expanded position.
Claim 10
Dependent Claim
21 words
A medical device in accordance with claim 8 wherein said C-ring defines a plurality of notches which provide a suturing guide.