US6695859B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus and methods for anastomosis
Assignee: Medtronic Inc
•
Filing: 2000-03-31
•
Granted: 2004-02-24
•
Expires: 2020-03-31
Abstract
Abstract Apparatus and methods for performing an anastomosis. More particularly, the apparatus may be used to perform a single or multiple anastomosis with the ability of maintaining fluid flow (e.g., blood) through the anastomosis vessel according to one aspect of the invention.
Inventors
- 👤 Steve Golden
- 👤 John Nguyen
- 👤 Charles T. Maroney
- 👤 Sid Gandionco
- 👤 Laurent Schaller
- 👤 Liem Ho
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:15
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/32; A61B17/3205; A61B17/32053; A61B17/0057; A61B17/04; A61B17/06; A61B17/064; A61B17/11; A61B17/0644; A61B2017/00575; A61B2017/00619; A61B17/06004; A61B2017/06009; A61B2017/06057; A61B2017/1135; A61B2017/320064
Claims Analysis
Total Claims: 34
Claim 1
Independent Claim
128 words
An anastomosis system comprising: a tubular member having an end with an edge adapted to form an opening in a vessel wall; and an occlusion member adapted to be slidably coupled to the tubular member and adapted to substantially occlude said opening in the vessel wall to form an area of hemostasis, further comprising an anchor member adapted to hold said vessel wall in place while the tubular member is forming said opening in, said vessel wall, said anchor member being slidably coupled to the tubular member, wherein the anchor member comprises a shaft and a piercing member extending from a distal end of said shaft, said piercing member being adapted to pierce the vessel wall, further comprising a generally circular centering disk slidably movable along said shaft.
Claim 2
Dependent Claim
128 words
An anastomosis system comprising: a tubular member having an end with an edge adapted to form an opening in a vessel wall; and an occlusion member adapted to be slidably coupled to the tubular member and adapted to substantially occlude said opening in the vessel wall to form an area of hemostasis, further comprising an anchor member adapted to hold said vessel wall in place while the tubular member is forming said opening in, said vessel wall, said anchor member being slidably coupled to the tubular member, wherein the anchor member comprises a shaft and a piercing member extending from a distal end of said shaft, said piercing member being adapted to pierce the vessel wall, further comprising a generally circular centering disk slidably movable along said shaft.
Claim 3
Dependent Claim
13 words
The anastomosis system of claim 1 wherein said shaft comprises flexible polymeric material.
Claim 4
Dependent Claim
17 words
The anastomosis system of claim 1 wherein the shaft has a diameter of less than 3 mm.
Claim 5
Dependent Claim
14 words
The anastomosis system of claim 1 wherein the piercing member has a tapered end.
Claim 6
Dependent Claim
14 words
The anastomosis system of claim 1 wherein the piercing member has a pointed end.
Claim 7
Dependent Claim
14 words
The anastomosis system of claim 1 wherein said centering disk comprises ABS or polyurethane.
Claim 8
Dependent Claim
28 words
The anastomosis system of claim 1 wherein the centering disk comprises one or more spikes extending from a surface of the centering disk proximal of the vessel wall.
Claim 9
Dependent Claim
14 words
The anastomosis system of claim 7 wherein said one or more spikes comprise Nitinol.
Claim 10
Dependent Claim
20 words
The anastomosis system of claim 7 wherein said one or more spikes have lengths of less than about 5 mm.
Claim 11
Dependent Claim
17 words
The anastomosis system of claim 1 wherein the centering disk is made from a medically acceptable polymer.
Claim 12
Dependent Claim
97 words
Anastomosis apparatus comprising a tubular member having an end with an edge adapted to form an opening in a vessel wall, further comprising an anchor member adapted to hold said vessel wall in place while the tubular member is forming said opening in said vessel wall, said anchor member being slidably coupled to the tubular member, wherein the anchor member comprises a shaft and a piercing member extending from a distal end of said shaft, said piercing member being adapted to pierce the vessel wall, further comprising a generally circular centering disk slidably movable along said shaft.
Claim 13
Dependent Claim
97 words
Anastomosis apparatus comprising a tubular member having an end with an edge adapted to form an opening in a vessel wall, further comprising an anchor member adapted to hold said vessel wall in place while the tubular member is forming said opening in said vessel wall, said anchor member being slidably coupled to the tubular member, wherein the anchor member comprises a shaft and a piercing member extending from a distal end of said shaft, said piercing member being adapted to pierce the vessel wall, further comprising a generally circular centering disk slidably movable along said shaft.
Claim 14
Dependent Claim
14 words
The anastomosis apparatus of claim 11 wherein said shaft comprises a flexible polymeric material.
Claim 15
Dependent Claim
17 words
The anastomosis apparatus of claim 11 wherein the shaft has a diameter of less than 3 mm.
Claim 16
Dependent Claim
14 words
The anastomosis apparatus of claim 11 wherein the piercing member has a tapered end.
Claim 17
Dependent Claim
14 words
The anastomosis apparatus of claim 11 wherein the piercing member has a pointed end.
Claim 18
Dependent Claim
12 words
The anastomosis apparatus of claim 11 wherein said centering disk comprises ABS.
Claim 19
Dependent Claim
12 words
The anastomosis apparatus of claim 11 wherein said centering disk comprises polyurethane.
Claim 20
Dependent Claim
27 words
The anastomosis apparatus of claim 11 wherein said centering disk has one or more spikes extending from a surface thereof and adapted to engage said vessel wall.
Claim 21
Dependent Claim
14 words
The anastomosis apparatus of claim 18 wherein said one or more spikes comprise Nitinol.
Claim 22
Dependent Claim
21 words
The anastomosis apparatus of claim 18 wherein said one or more spikes have a length of less than about 5 mm.
Claim 23
Dependent Claim
90 words
Anastomosis apparatus comprising a tubular member having an end with an edge adapted to form an opening in a vessel wall, further comprising an elongated member slidably disposed in said tubular member, said elongated member comprising a shaft and a piercing member adapted to pierce said vessel wall, said shaft having a proximal end and a distal end, and said piercing member extending from the distal end of said shaft, further including a disk slidably coupled to said elongated member, further including one or more spikes extending from said disk.
Claim 24
Dependent Claim
90 words
Anastomosis apparatus comprising a tubular member having an end with an edge adapted to form an opening in a vessel wall, further comprising an elongated member slidably disposed in said tubular member, said elongated member comprising a shaft and a piercing member adapted to pierce said vessel wall, said shaft having a proximal end and a distal end, and said piercing member extending from the distal end of said shaft, further including a disk slidably coupled to said elongated member, further including one or more spikes extending from said disk.
Claim 25
Dependent Claim
14 words
The anastomosis apparatus of claim 21 wherein said piercing member has a tapered end.
Claim 26
Dependent Claim
14 words
The anastomosis apparatus of claim 21 wherein said piercing member has a pointed end.
Claim 27
Dependent Claim
14 words
The anastomosis apparatus of claim 21 wherein said shaft comprises a flexible polymeric material.
Claim 28
Dependent Claim
17 words
The anastomosis apparatus of claim 21 wherein the shaft has a diameter of less than 3 mm.
Claim 29
Dependent Claim
84 words
Anastomosis apparatus comprising a tubular member, an anchor member slidably mounted in said tubular member, and a sliding member slidably coupled to said anchor member, said tubular member having an end with a cutting edge adapted to form an opening in a vessel wall, said anchor member comprising a shaft and a piercing member extending therefrom, said piercing member having a pointed tip and a least one barb, and said sliding member being movable toward said piercing member to hold severed vascular tissue therebetween.
Claim 30
Dependent Claim
84 words
Anastomosis apparatus comprising a tubular member, an anchor member slidably mounted in said tubular member, and a sliding member slidably coupled to said anchor member, said tubular member having an end with a cutting edge adapted to form an opening in a vessel wall, said anchor member comprising a shaft and a piercing member extending therefrom, said piercing member having a pointed tip and a least one barb, and said sliding member being movable toward said piercing member to hold severed vascular tissue therebetween.
Claim 31
Dependent Claim
21 words
The anastomosis apparatus of claim 26 further including means for preventing backsliding of said sliding member away from said piercing member.
Claim 32
Dependent Claim
21 words
The anastomosis apparatus of claim 26 wherein said sliding member includes members extending therefrom for gripping the tissue of the vessel.
Claim 33
Dependent Claim
17 words
The anastomosis apparatus of claim 26 wherein said sliding member centers said shaft in said tubular member.
Claim 34
Dependent Claim
13 words
The anastomosis apparatus of claim 26 wherein said sliding member comprises a disk.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2007-02-23 | 2007-08-25 | 2008-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2011-02-23 | 2011-08-25 | 2012-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2015-02-23 | 2015-08-25 | 2016-02-24 | $7700.00 | Window Closed / Lapsed |