US20070173872A1
Expired / Lapsed
US
⏱️ 0.0 years remaining
Surgical instrument for cutting and coagulating patient tissue
Assignee: Cilag GmbH International
•
Filing: 2006-01-23
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Granted: —
•
Expires: 2026-01-23
Abstract
Abstract A first medical instrument is for cutting and coagulating patient tissue and includes a two-pronged end effector. The end effector has a first prong which includes a medical ultrasonic blade, has a second prong which includes an arm opposing the ultrasonic blade, and has a surgical knife. A second medical instrument is for a medical instrument for cutting and coagulating patient tissue and includes a two-pronged end effector. The end effector has a first prong which includes a first bipolar radio-frequency electrode, has a second prong which includes an arm opposing the electrodes, and has a surgical knife.
Inventors
- 👤 Steven Neuenfeldt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:54
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/32; A61B17/320068; A61B17/320092; A61B18/00; A61B18/04; A61B18/12; A61B18/14; A61B18/1442; A61B17/3201; A61B2017/00743; A61B2017/00778; A61B17/28; A61B17/29; A61B2017/2926; A61B2017/2927; A61B2017/320072; A61B2017/320078; A61B2017/320093; A61B2017/320094; A61B2017/320095; A61B2018/1452; A61B2018/1467
Claims Analysis
Total Claims: 24
Claim 1
Independent Claim
43 words
1 . A medical instrument for cutting and coagulating patient tissue comprising a two-pronged end effector having a first prong which includes a medical ultrasonic blade, having a second prong which includes an arm opposing the ultrasonic blade, and having a surgical knife.
Claim 2
Dependent Claim
43 words
1 . A medical instrument for cutting and coagulating patient tissue comprising a two-pronged end effector having a first prong which includes a medical ultrasonic blade, having a second prong which includes an arm opposing the ultrasonic blade, and having a surgical knife.
Claim 3
Dependent Claim
24 words
2 . The medical instrument of claim 1 , wherein the surgical knife is attached to one of the ultrasonic blade and the arm.
Claim 4
Dependent Claim
23 words
3 . The medical instrument of claim 2 , wherein the ultrasonic blade is disposed at an angle with respect to the arm.
Claim 5
Dependent Claim
28 words
4 . The medical instrument of claim 3 , wherein the surgical knife is always angularly spaced apart from the other of the ultrasonic blade and the arm.
Claim 6
Dependent Claim
14 words
5 . The medical instrument of claim 4 , wherein the angle is invariant.
Claim 7
Dependent Claim
16 words
6 . The medical instrument of claim 4 , wherein the angle is a user-adjustable angle.
Claim 8
Dependent Claim
52 words
7 . The medical instrument of claim 6 , wherein the ultrasonic blade and the arm at least partially define an ultrasonic surgical shears, wherein the angle is user-decreased to grasp patient tissue between the ultrasonic blade and the arm, and wherein the angle is user-increased to release the grasped patient tissue.
Claim 9
Dependent Claim
28 words
8 . The medical instrument of claim 6 , wherein the ultrasonic blade and the arm are devoid of any patient tissue clamping and unclamping mode of operation.
Claim 10
Dependent Claim
106 words
9 . A medical instrument for cutting and coagulating patient tissue comprising a two-pronged end effector having a first prong which includes a medical ultrasonic blade, having a second prong which includes an arm opposing the ultrasonic blade, and having a surgical knife, wherein the medical ultrasonic blade is an ultrasonic blade portion of an ultrasonic surgical shears, wherein the arm is a clamp arm portion of the ultrasonic surgical shears, wherein the surgical knife is attached to the ultrasonic blade, wherein the surgical blade has at least one vibration node, and wherein the surgical knife is spaced apart from each of the at-least-one vibration node.
Claim 11
Dependent Claim
106 words
9 . A medical instrument for cutting and coagulating patient tissue comprising a two-pronged end effector having a first prong which includes a medical ultrasonic blade, having a second prong which includes an arm opposing the ultrasonic blade, and having a surgical knife, wherein the medical ultrasonic blade is an ultrasonic blade portion of an ultrasonic surgical shears, wherein the arm is a clamp arm portion of the ultrasonic surgical shears, wherein the surgical knife is attached to the ultrasonic blade, wherein the surgical blade has at least one vibration node, and wherein the surgical knife is spaced apart from each of the at-least-one vibration node.
Claim 12
Dependent Claim
32 words
10 . The medical instrument of claim 1 , wherein the ultrasonic blade has a longitudinal axis, and wherein the ultrasonic blade is rotatable about the longitudinal axis without rotating the arm.
Claim 13
Dependent Claim
43 words
11 . A medical instrument for cutting and coagulating patient tissue comprising a two-pronged end effector having a first prong which includes a first bipolar radio-frequency electrode, having a second prong which includes an arm opposing the electrodes, and having a surgical knife.
Claim 14
Dependent Claim
43 words
11 . A medical instrument for cutting and coagulating patient tissue comprising a two-pronged end effector having a first prong which includes a first bipolar radio-frequency electrode, having a second prong which includes an arm opposing the electrodes, and having a surgical knife.
Claim 15
Dependent Claim
24 words
12 . The medical instrument of claim 11 , wherein the surgical knife is attached to one of the first prong and the arm.
Claim 16
Dependent Claim
23 words
13 . The medical instrument of claim 12 , wherein the first prong is disposed at an angle with respect to the arm.
Claim 17
Dependent Claim
28 words
14 . The medical instrument of claim 13 , wherein the surgical knife is always angularly spaced apart from the other of the first prong and the arm.
Claim 18
Dependent Claim
14 words
15 . The medical instrument of claim 14 , wherein the angle is invariant.
Claim 19
Dependent Claim
16 words
16 . The medical instrument of claim 14 , wherein the angle is a user-adjustable angle.
Claim 20
Dependent Claim
52 words
17 . The medical instrument of claim 16 , wherein the first prong and the arm at least partially define a radio-frequency surgical shears, wherein the angle is user-decreased to grasp patient tissue between the first prong and the arm, and wherein the angle is user-increased to release the grasped patient tissue.
Claim 21
Dependent Claim
28 words
18 . The medical instrument of claim 16 , wherein the first prong and the arm are devoid of any patient tissue clamping and unclamping mode of operation.
Claim 22
Dependent Claim
45 words
19 . The medical instrument of claim 11 , wherein the first prong is an electrode-supporting portion of a radio-frequency surgical shears, wherein the arm is a clamp arm portion of the radio-frequency surgical shears, and wherein the surgical knife is attached to the arm.
Claim 23
Dependent Claim
31 words
20 . The medical instrument of claim 11 , wherein the arm has a longitudinal axis, and wherein the arm is rotatable about the longitudinal axis without rotating the first prong.
Claim 24
Dependent Claim
23 words
21 . The medical instrument of claim 11 , wherein one of the first and second prongs includes a second bipolar radio-frequency electrode.
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