Patent US6033362A successfully refreshed from Google Patents.
US6033362A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Surgical retractor and method of use
Assignee: Beth Israel Deaconess Medical Center
•
Filing: 1997-04-25
•
Granted: 2000-03-07
•
Expires: 2017-04-25
Abstract
Abstract The present invention relates to a surgical retractor that immobilizes tissue at a surgical site. A preferred embodiment, of the retractor is used during minimally invasive direct coronary bypass procedures to arrest movement of the grafting site while the heart continues pumping. Tape or thread can be used to connect the artery to the retractor with a holder.
Inventors
- 👤 William Cohn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:21
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/02; A61B17/11; A61B17/12; A61B17/00234; A61B2017/00238; A61B2017/00243; A61B2017/0237; A61B2017/0243; A61B2017/1107
Claims Analysis
Total Claims: 71
Claim 1
Independent Claim
78 words
A surgical retractor comprising: a rigid remaining element having an aperture defining an operative site, the retaining element having a first section and a second section such that a user can separate the first section from the second section; and a holder on the retaining element, the holder positioned to receive a connector such that the tissue is compressed between the connector and the retaining element and that the tissue is held stationary relative to the retaining element.
Claim 2
Dependent Claim
78 words
A surgical retractor comprising: a rigid remaining element having an aperture defining an operative site, the retaining element having a first section and a second section such that a user can separate the first section from the second section; and a holder on the retaining element, the holder positioned to receive a connector such that the tissue is compressed between the connector and the retaining element and that the tissue is held stationary relative to the retaining element.
Claim 3
Dependent Claim
17 words
The surgical retractor of claim 1 wherein the retaining element comprises a planar section surrounding the aperture.
Claim 4
Dependent Claim
15 words
The surgical retractor of claim 1 further comprising a handle attached to the retaining element.
Claim 5
Dependent Claim
15 words
The surgical retractor of claim 1 further comprising an irrigation channel in the retaining element.
Claim 6
Dependent Claim
19 words
The surgical retractor of claim 4 further comprising a plurality of fluid openings in fluid communication with the channel.
Claim 7
Dependent Claim
22 words
The surgical retractor of claim 1 wherein the aperture comprises a longitudinal section, a first lateral section and a second lateral section.
Claim 8
Dependent Claim
33 words
The surgical retractor of claim 6 further comprising a connector including a first cord, the first cord extending through the first lateral section, and a second cord extending through the second lateral section.
Claim 9
Dependent Claim
14 words
The surgical retractor of claim 7 wherein the cord comprises flexible tape or thread.
Claim 10
Dependent Claim
25 words
The surgical retractor of claim 1 wherein the retaining element comprises a compression surface that compresses an artery to control blood flow in the artery.
Claim 11
Dependent Claim
17 words
The surgical retractor of claim 9 wherein the compression surface comprises a tab defining an aperture sidewall.
Claim 12
Dependent Claim
40 words
The surgical retractor of claim 10 further comprising a connector that extends through a first section of the aperture and a second section of the aperture such that the tab is positioned between the first section and the second section.
Claim 13
Dependent Claim
11 words
The surgical retractor of claim 1 further comprising a suction tube.
Claim 14
Dependent Claim
24 words
The surgical retractor of claim 1 further comprising a connector and wherein the holder comprises an opening that receives a portion of the connector.
Claim 15
Dependent Claim
22 words
The surgical retractor of claim 13 wherein the holder further comprises a second opening that receives a second portion of the connector.
Claim 16
Dependent Claim
14 words
The surgical retractor of claim 1 wherein the holder comprises a manually actuated fastener.
Claim 17
Dependent Claim
16 words
The surgical retractor of claim 1 wherein the retaining element comprises a plurality of separable sections.
Claim 18
Dependent Claim
22 words
The surgical retractor of claim 1 wherein the retaining element comprises a side opening in a base section extending into the aperture.
Claim 19
Independent Claim
89 words
A method of positioning a surgical site during surgery comprising the steps of: positioning a retaining element at a surgical site, the retaining element having an aperture defined by a first section and a second section such that the aperture exposes the surgical site; connecting tissue at the surgical site to the retaining element with a connector and exposing a portion of the tissue in the aperture; performing a surgical procedure; and removing the retaining element from the surgical site by separating the first section and the second section.
Claim 20
Independent Claim
89 words
A method of positioning a surgical site during surgery comprising the steps of: positioning a retaining element at a surgical site, the retaining element having an aperture defined by a first section and a second section such that the aperture exposes the surgical site; connecting tissue at the surgical site to the retaining element with a connector and exposing a portion of the tissue in the aperture; performing a surgical procedure; and removing the retaining element from the surgical site by separating the first section and the second section.
Claim 21
Dependent Claim
28 words
The method of claim 18 wherein the connecting step comprises inserting a flexible cord under an artery and connecting the cord to a holder on the retaining element.
Claim 22
Dependent Claim
21 words
The method of claim 18 further comprising positioning a surface of the retaining element against an interior surface of a rib.
Claim 23
Dependent Claim
25 words
The method of claim 18 further comprising the step of suctioning fluid from the surgical site with a suction tube attached to the retaining element.
Claim 24
Dependent Claim
25 words
The method of claim 18 wherein the connecting step further comprises attaching a cord extending through the tissue to a holder on the retaining element.
Claim 25
Dependent Claim
37 words
The method of claim 18 further comprising providing a retaining element having a first plate and a second plate and removing the retaining element from the surgical site by separating the first plate from the second plate.
Claim 26
Dependent Claim
22 words
The method of claim 18 further comprising occluding an artery at the surgical site by pressing the artery against the retaining element.
Claim 27
Dependent Claim
74 words
A surgical retractor for a coronary bypass procedure comprising; a retaining base having an aperture that exposes an operative site; a first holder and a second holder on the retaining base; and a cord that attaches at one side of the aperture to the first holder and at a second side of the aperture to the second holder such that artery tissue can be held stationary relative to the retaining base with the cord.
Claim 28
Dependent Claim
74 words
A surgical retractor for a coronary bypass procedure comprising; a retaining base having an aperture that exposes an operative site; a first holder and a second holder on the retaining base; and a cord that attaches at one side of the aperture to the first holder and at a second side of the aperture to the second holder such that artery tissue can be held stationary relative to the retaining base with the cord.
Claim 29
Dependent Claim
18 words
The surgical retractor of claim 25 wherein the retaining element comprises a planar base section surrounding the aperture.
Claim 30
Dependent Claim
15 words
The surgical retractor of claim 25 further comprising a handle attached to the retaining element.
Claim 31
Dependent Claim
15 words
The surgical retractor of claim 25 further comprising an irrigation channel in the retaining element.
Claim 32
Dependent Claim
22 words
The surgical retractor of claim 25 wherein the aperture comprises a longitudinal section, a first lateral section and a second lateral section.
Claim 33
Dependent Claim
34 words
The surgical retractor of claim 29 wherein the cord comprises a first cord, the first cord extending through the first lateral section, and further comprising a second cord extending through the section lateral section.
Claim 34
Dependent Claim
14 words
The surgical retractor of claim 25 wherein the cord comprises flexible tape or thread.
Claim 35
Dependent Claim
25 words
The surgical retractor of claim 25 wherein the retaining element comprises a compression surface that compresses an artery to control blood flow in the artery.
Claim 36
Dependent Claim
17 words
The surgical retractor of claim 25 wherein the compression surface comprises a tab defining an aperture sidewall.
Claim 37
Dependent Claim
38 words
The surgical retractor of claim 33 wherein the connector extends through a first section of the aperture and a second section of the aperture such that the tab is positioned between the first section and the second section.
Claim 38
Dependent Claim
11 words
The surgical retractor of claim 25 further comprising a suction tube.
Claim 39
Dependent Claim
18 words
The surgical retractor of claim 25 wherein the holder further comprises openings that receive sections of the cord.
Claim 40
Independent Claim
86 words
A method of positioning a coronary artery during bypass surgery comprising the steps of: positioning a retaining base at a surgical site, the retaining base having an aperture that exposes the coronary artery at the surgical site; and connecting the coronary artery at the surgical site to the retaining base with a cord such that a portion of the artery is compressed between a surface of the retaining base and the cord; and grafting a second artery onto the exposed coronary artery positioned in the aperture.
Claim 41
Independent Claim
86 words
A method of positioning a coronary artery during bypass surgery comprising the steps of: positioning a retaining base at a surgical site, the retaining base having an aperture that exposes the coronary artery at the surgical site; and connecting the coronary artery at the surgical site to the retaining base with a cord such that a portion of the artery is compressed between a surface of the retaining base and the cord; and grafting a second artery onto the exposed coronary artery positioned in the aperture.
Claim 42
Dependent Claim
35 words
The method of claim 37 wherein the connecting step comprises threading a flexible cord under the artery and connecting the cord to a holder on the retaining base, the hold comprising a manually actuated fastener.
Claim 43
Dependent Claim
22 words
The method of claim 37 further comprising occluding blood flow in the coronary artery by compressing the artery against the retaining base.
Claim 44
Dependent Claim
29 words
The method of claim 37 further including providing a cord comprising a tape or thread connected at two sections to the retaining base on opposite sides of the retainer.
Claim 45
Dependent Claim
117 words
A surgical retractor for a coronary bypass procedure comprising; a retaining base having a compression surface and an aperture that exposes an operative site, the aperture extending along a longitudinal axis of the base; a plurality of holders on the retaining base such that a first holder is positioned on a first side of the aperture and a second holder is positioned on a second side of the aperture, the compression surface being positioned between the first holder and the second holder; and an arm attached to the retaining base and extending above the retaining base such that a user can position the retaining base at the operative site with a coronary artery exposed through the aperture.
Claim 46
Dependent Claim
117 words
A surgical retractor for a coronary bypass procedure comprising; a retaining base having a compression surface and an aperture that exposes an operative site, the aperture extending along a longitudinal axis of the base; a plurality of holders on the retaining base such that a first holder is positioned on a first side of the aperture and a second holder is positioned on a second side of the aperture, the compression surface being positioned between the first holder and the second holder; and an arm attached to the retaining base and extending above the retaining base such that a user can position the retaining base at the operative site with a coronary artery exposed through the aperture.
Claim 47
Dependent Claim
18 words
The surgical retractor of claim 41 wherein the retaining element comprises a planar base section surrounding the aperture.
Claim 48
Dependent Claim
15 words
The surgical retractor of claim 41 further comprising an irrigation channel in the retaining element.
Claim 49
Dependent Claim
22 words
The surgical retractor of claim 41 wherein the aperture comprises a longitudinal section, a first lateral section and a second lateral section.
Claim 50
Dependent Claim
34 words
The surgical retractor of claim 44 wherein the cord comprises a first cord, the first cord extending through the first lateral section, and further comprising a second cord extending through the section lateral section.
Claim 51
Dependent Claim
31 words
The surgical retractor of claim 41 further comprising a cord held by the first holder and the second holder such that the cord extends through the base around a coronary artery.
Claim 52
Dependent Claim
25 words
The surgical retractor of claim 41 wherein the retaining element comprises a compression surface that compresses an artery to control blood flow in the artery.
Claim 53
Dependent Claim
17 words
The surgical retractor of claim 41 wherein the compression surface comprises a tab defining an aperture sidewall.
Claim 54
Dependent Claim
41 words
The surgical retractor of claim 48 wherein a cord extends between the holders through a first section of the aperture and a second section of the aperture such that the tab is positioned between the first section and the second section.
Claim 55
Dependent Claim
11 words
The surgical retractor of claim 41 further comprising a suction tube.
Claim 56
Dependent Claim
92 words
A surgical retractor comprising; a rigid retaining element having an aperture exposing an artery at an operative site, the retraining element further including planar compression surface regions on opposite sides of the aperture; and a holder on the retaining element, the holder positioned to receive a connector such that the artery is compressed between the connector and the compression surface regions on the retaining element, the compression surface regions occluding a lumen in the artery on the opposite sides of the aperture and holding the artery stationary relative to the retaining element.
Claim 57
Dependent Claim
92 words
A surgical retractor comprising; a rigid retaining element having an aperture exposing an artery at an operative site, the retraining element further including planar compression surface regions on opposite sides of the aperture; and a holder on the retaining element, the holder positioned to receive a connector such that the artery is compressed between the connector and the compression surface regions on the retaining element, the compression surface regions occluding a lumen in the artery on the opposite sides of the aperture and holding the artery stationary relative to the retaining element.
Claim 58
Dependent Claim
17 words
The surgical retractor of claim 51 wherein the retaining element comprises a planar section surrounding the aperture.
Claim 59
Dependent Claim
15 words
The surgical retractor of claim 51 further comprising a handle attached to the retaining element.
Claim 60
Dependent Claim
15 words
The surgical retractor of claim 51 further comprising an irrigation channel in the retaining element.
Claim 61
Dependent Claim
22 words
The surgical retractor of claim 51 wherein the aperture comprises a longitudinal section, a first lateral section and a second lateral section.
Claim 62
Dependent Claim
32 words
The surgical retractor of claim 55 wherein the connector comprises a first cord, the first cord extending through the first lateral section, and a second cord extending through the second lateral section.
Claim 63
Dependent Claim
14 words
The surgical retractor of claim 56 wherein the cord comprises flexible tape or thread.
Claim 64
Dependent Claim
17 words
The surgical retractor of claim 51 wherein the compression surface comprises a tab defining an aperture sidewall.
Claim 65
Dependent Claim
38 words
The surgical retractor of claim 58 wherein the connector extends through a first section of the aperture and a second section of the aperture such that the tab is positioned between the first section and the second section.
Claim 66
Dependent Claim
15 words
The surgical retractor of claim 51 further comprising a suction tube attached to the retractor.
Claim 67
Dependent Claim
19 words
The surgical retractor of claim 51 wherein the holder comprises an opening that receives a portion of the connector.
Claim 68
Dependent Claim
22 words
The surgical retractor of claim 61 wherein the holder further comprises a second opening that receives a second portion of the connector.
Claim 69
Dependent Claim
14 words
The surgical retractor of claim 51 wherein the holder comprises a manually actuated fastener.
Claim 70
Dependent Claim
16 words
The surgical retractor of claim 51 wherein the retaining element comprises a plurality of separable sections.
Claim 71
Dependent Claim
22 words
The surgical retractor of claim 51 wherein the retaining element comprises a side opening in a base section extending into the aperture.
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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) | 2003-03-07 | 2003-09-06 | 2004-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2007-03-07 | 2007-09-06 | 2008-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2011-03-07 | 2011-09-06 | 2012-03-07 | $7700.00 | Window Closed / Lapsed |