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Patent US6565508B2 successfully refreshed from Google Patents.
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US6565508B2 Expired / Lapsed US ⏱️ 0.0 years remaining

Surgical instrument

Assignee: United States Surgical Corp
•
Filing: 2001-07-13
•
Granted: 2003-05-20
•
Expires: 2021-07-13
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Abstract

Abstract A mounting assembly for mounting a surgical instrument to a base, which facilitates positioning a surgical instrument relative to the surgical site so that only the minimum portion of the instrument is positioned in the free space available around the surgical site. A surgical instrument is also provided which includes a handle, a tool member, and a segmented flexible articulating arm which operatively connects the handle and the tool member. Also provided is an instrumentation kit having a surgical instrument which includes an end effector connecting assembly disposed at the distal end portion of an articulating arm to facilitate the removal or attachment of and end effector from the distal end of the articulating arm. The surgical instrumentation kit also includes a number of interchangeable surgical tool end effectors each having a uniform connector portion for interchangeable engagement with the end effector connecting assembly of the surgical instrument.

Inventors

  • 👤 Paul Scirica
  • 👤 Cathy Aranyi

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 02:55
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/02; A61B17/0293; A61B2017/0237; A61B2017/0243; A61B17/28; A61B17/29; A61B2017/2901; A61B2017/2905; A61B90/00; A61B90/50; A61B2090/508

Claims Analysis

Total Claims: 19
Claim 1
Independent Claim 187 words
A surgical instrument, comprising: a handle; a tissue stabilizing instrument; and an articulating arm which operatively connects to the handle and the tissue stabilizing instrument, the articulating arm including: a plurality of arm segments being arranged in a nested series to define a flexible column, each of the plurality of arm segments including an aperture formed therein so as to define a passageway which extends from a proximal portion of the articulating arm to a distal portion of the articulating arm, at least one of the arm segments of said articulating arm including a generally convex distal end and an adjacent arm segment includes a corresponding concave proximal end which nestingly receives the convex distal end therein; a cable extending from the handle through the passageway to the distal end of the articulating arm; and an actuator operatively associated with the handle for moving said cable from a relaxed position which facilitates articulation of adjoining arm segments of said articulating arm to a taut position which limits movement of said articulating arm and locks said tissue stabilizing instrument in a fixed orientation relative to said articulating arm.
Claim 2
Dependent Claim 187 words
A surgical instrument, comprising: a handle; a tissue stabilizing instrument; and an articulating arm which operatively connects to the handle and the tissue stabilizing instrument, the articulating arm including: a plurality of arm segments being arranged in a nested series to define a flexible column, each of the plurality of arm segments including an aperture formed therein so as to define a passageway which extends from a proximal portion of the articulating arm to a distal portion of the articulating arm, at least one of the arm segments of said articulating arm including a generally convex distal end and an adjacent arm segment includes a corresponding concave proximal end which nestingly receives the convex distal end therein; a cable extending from the handle through the passageway to the distal end of the articulating arm; and an actuator operatively associated with the handle for moving said cable from a relaxed position which facilitates articulation of adjoining arm segments of said articulating arm to a taut position which limits movement of said articulating arm and locks said tissue stabilizing instrument in a fixed orientation relative to said articulating arm.
Claim 3
Dependent Claim 28 words
A surgical instrument according to claim 1 wherein said articulating arm further includes at least one reinforcing segment disposed between at least one adjacent pair of arm segments.
Claim 4
Dependent Claim 22 words
A surgical instrument according to claim 1 wherein said articulating arm and said tissue stabilizing instrument are mechanically inter-engaged with one another.
Claim 5
Dependent Claim 31 words
A surgical instrument according to claim 1 wherein said tissue stabilizing instrument includes a mounting assembly having a mechanical interface which engages a complimentary mechanical interface disposed on said articulating arm.
Claim 6
Dependent Claim 138 words
A surgical instrument, comprising: a mounting assembly; a tissue stabilizing instrument; an articulating arm which operatively connects the mounting assembly and the tissue stabilizing instrument, the articulating arm including: a plurality of arm segments arranged in a series to form a flexible column, each of the arm segments defining an aperture therethrough such that a passageway is formed from a proximal end of the articulating arm to a distal end of the articulating arm; a cable extending from the handle through the passageway to the distal end of the articulating arm such that relative movement of the first and second handle portions to a first predetermined configuration causes the cable to be tensioned a predetermined amount; and a tension adjustment mechanism disposed within the mounting assembly which allows the tension imparted in the cable to be incrementally adjusted.
Claim 7
Dependent Claim 138 words
A surgical instrument, comprising: a mounting assembly; a tissue stabilizing instrument; an articulating arm which operatively connects the mounting assembly and the tissue stabilizing instrument, the articulating arm including: a plurality of arm segments arranged in a series to form a flexible column, each of the arm segments defining an aperture therethrough such that a passageway is formed from a proximal end of the articulating arm to a distal end of the articulating arm; a cable extending from the handle through the passageway to the distal end of the articulating arm such that relative movement of the first and second handle portions to a first predetermined configuration causes the cable to be tensioned a predetermined amount; and a tension adjustment mechanism disposed within the mounting assembly which allows the tension imparted in the cable to be incrementally adjusted.
Claim 8
Dependent Claim 16 words
A surgical instrument according to claim 5 wherein said tissue stabilizing instrument is a heart stabilizer.
Claim 9
Dependent Claim 14 words
A surgical instrument according to claim 6 wherein said heart stabilizer is generally U-shaped.
Claim 10
Dependent Claim 24 words
A surgical instrument according to claim 7 wherein said U-shaped heart stabilizer includes a frame member having two arcuately-flared leg portions which extend therefrom.
Claim 11
Dependent Claim 32 words
A surgical instrument according to claim 7 wherein said U-shaped heart stabilizer includes a frame member having a mounting hub disposed thereon for connecting the tissue stabilizing instrument to the articulating arm.
Claim 12
Dependent Claim 25 words
A surgical instrument according to claim 9 wherein said mounting hub mounts said tissue stabilizing instrument at a predetermined angle relative to said articulating arm.
Claim 13
Dependent Claim 22 words
A surgical instrument according to claim 5 wherein said articulating arm and said tissue stabilizing instrument are mechanically inter-engaged with one another.
Claim 14
Dependent Claim 24 words
A surgical instrument according to claim 7 wherein said U-shaped heart stabilizer includes a frame member having two planar leg portions which extend therefrom.
Claim 15
Dependent Claim 16 words
A surgical instrument according to claim 5 wherein said tissue stabilizing instrument is a tissue manipulator.
Claim 16
Dependent Claim 28 words
A surgical instrument according to claim 5 wherein said articulating arm further includes at least one reinforcing segment disposed between at least one adjacent pair of arm segments.
Claim 17
Dependent Claim 44 words
A surgical instrument according to claim 1 wherein movement of said actuator from the relaxed position to the taut position simultaneously limits both the movement of said articulating arm and locks said tissue stabilizing instrument in a fixed orientation relative to said articulating arm.
Claim 18
Dependent Claim 175 words
A surgical instrument, comprising: a mounting assembly; a tissue stabilizing instrument; an articulating arm which operatively connects the mounting assembly and the tissue stabilizing instrument, the articulating arm including: a plurality of arm segments arranged in a series to form a flexible column, each of the arm segments defining an aperture therethrough such that a passageway is formed from a proximal end of the articulating arm to a distal end of the articulating arm; a cable extending from the handle through the passageway to the distal end of the articulating arm such that relative movement of the first and second handle portions to a first predetermined configuration causes the cable to be tensioned a predetermined amount; and a tension adjustment mechanism disposed within the mounting assembly which allows the tension imparted in the cable to be incrementally adjusted to initially lock said arm segments of said articulating arm in a taut position to limit movement of said articulating arm and subsequently lock said tissue stabilizing instrument in a fixed orientation relative to said articulating arm.
Claim 19
Dependent Claim 175 words
A surgical instrument, comprising: a mounting assembly; a tissue stabilizing instrument; an articulating arm which operatively connects the mounting assembly and the tissue stabilizing instrument, the articulating arm including: a plurality of arm segments arranged in a series to form a flexible column, each of the arm segments defining an aperture therethrough such that a passageway is formed from a proximal end of the articulating arm to a distal end of the articulating arm; a cable extending from the handle through the passageway to the distal end of the articulating arm such that relative movement of the first and second handle portions to a first predetermined configuration causes the cable to be tensioned a predetermined amount; and a tension adjustment mechanism disposed within the mounting assembly which allows the tension imparted in the cable to be incrementally adjusted to initially lock said arm segments of said articulating arm in a taut position to limit movement of said articulating arm and subsequently lock said tissue stabilizing instrument in a fixed orientation relative to said articulating arm.

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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) 2006-05-19 2006-11-18 2007-05-20 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 2010-05-19 2010-11-18 2011-05-20 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2014-05-19 2014-11-18 2015-05-20 $7700.00 Window Closed / Lapsed

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