CA2448243A1 - Return pad cable connector - Google Patents

Return pad cable connector Download PDF

Info

Publication number
CA2448243A1
CA2448243A1 CA002448243A CA2448243A CA2448243A1 CA 2448243 A1 CA2448243 A1 CA 2448243A1 CA 002448243 A CA002448243 A CA 002448243A CA 2448243 A CA2448243 A CA 2448243A CA 2448243 A1 CA2448243 A1 CA 2448243A1
Authority
CA
Canada
Prior art keywords
return pad
conductive
connector
cable connector
cord
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CA002448243A
Other languages
French (fr)
Other versions
CA2448243C (en
Inventor
Christopher J. Ehr
Arthur Schoenman
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Covidien AG
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of CA2448243A1 publication Critical patent/CA2448243A1/en
Application granted granted Critical
Publication of CA2448243C publication Critical patent/CA2448243C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
    • A61B18/14—Probes or electrodes therefor
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
    • A61B18/14—Probes or electrodes therefor
    • A61B18/16—Indifferent or passive electrodes for grounding
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/02—Details
    • A61N1/04—Electrodes
    • A61N1/0404—Electrodes for external use
    • A61N1/0472—Structure-related aspects
    • A61N1/048—Electrodes characterised by a specific connection between lead and electrode
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
    • H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
    • H01R11/22—End pieces terminating in a spring clip
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/6205—Two-part coupling devices held in engagement by a magnet
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/04—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation using electrically conductive adhesives
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B2017/00477—Coupling
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00053—Mechanical features of the instrument of device
    • A61B2018/00172—Connectors and adapters therefor
    • A61B2018/00178—Electrical connectors
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00988—Means for storing information, e.g. calibration constants, or for preventing excessive use, e.g. usage, service life counter
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R2201/00—Connectors or connections adapted for particular applications
    • H01R2201/12—Connectors or connections adapted for particular applications for medicine and surgery
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/26—Connections in which at least one of the connecting parts has projections which bite into or engage the other connecting part in order to improve the contact
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S128/00—Surgery
    • Y10S128/908—Patient protection from electric shock
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S439/00—Electrical connectors
    • Y10S439/909—Medical use or attached to human body

Abstract

A return pad cable connector, in accordance with the present disclosure, for use with a disposable return pad, includes a cord having a conductive wire disposed therethrough which conductive wire interconnects the return pad cab le connector to an electrosurgical energy source. The return pad further includ es a connector operatively coupled to the cord, the connector having a conducti ve surface which is selectively engageable with a corresponding conductive surface disposed on the return pad, the conductive surface of the connector including a conductive adhesive disposed thereon and a non-conductive adhesi ve disposed above the periphery of the conductive surface of the connector for engagement with a corresponding non-conductive adhesive disposed above the periphery of the conductive surface of the return pad. The connector can include a magnet for magnetically coupling the connector to the conductive surface disposed on the return pad.

Claims (20)

1. A return pad cable connector for use with a disposable return pad, comprising:
a cord having a conductive wire disposed therethrough which connects to an electrosurgical energy source;
a connector which operatively couples to the cord having:
a conductive surface which is selectively engageable with a corresponding conductive surface disposed on the return pad, the conductive surface of the connector including a conductive adhesive disposed thereon; and a non-conductive adhesive disposed about the periphery of the conductive surface of the connector for engagement with a corresponding non-conductive adhesive disposed about the periphery of the conductive surface of the return pad.
2. The return pad cable connector according to claim 1, wherein the connector includes at least two conductive surfaces which correspondingly mate with at least two conductive surfaces on the return pad.
3. The return pad cable connector according to claim 1, wherein the cord-to-pad connector comprises:
a base element including a handle and a fixed jaw having a conductive surface affixed to an inner surface thereof, and wherein the distal end of said conductive wire passes through the base element and operatively engages the conductive surface; and a return pad clamp pivotally mounted to the base element, the cord-to-pad connector being positionable between an open position wherein the return pad clamp is spaced from the fixed jaw and a closed position wherein the return pad clamp is in contact with the fixed jaw.
4. The return pad cable connector according to claim 3, wherein the return pad clamp includes a moveable jaw and a clamping lever depending therefrom and extending along the handle.
5. The return pad cable connector according to claim 4, wherein the connector further includes a locking mechanism configured and adapted to selectively maintain the connector in the closed position.
6. The return pad cable connector according to claim 5, wherein the locking mechanism includes a latch projecting from the clamping lever of the return pad clamp; and a locking rail projecting from a locking aperture formed in the handle, wherein the latch operatively engages the locking rail.
7. The return pad cable connector according to claim 3, wherein the return pad includes an interface having a conductive surface disposed thereon.
8. The return pad cable connector according to claim 7, wherein the conductive surface of the return pad interface is configured and adapted to operatively engage the conductive surface of the base element of the connector thereby establishing an electrical connection between the return pad and the connector.
9. The return pad cable connector according to claim 8, wherein an adhesive is disposed between the conductive surface of the return interface and the conductive surface of the base element.
10. The return pad cable connector according to claim 9, wherein the adhesive is conductive.
11. The return pad cable connector according to claim 1, wherein the return pad connector selectably electrically couples the removable return pad to an electrosurgical generator.
12. A return pad cable connector for use with a disposable return pad, comprising:

a cord having a conductive wire disposed therethrough which connects to an electrosurgical energy source;

a connector which operatively couples to the cord having:

a base element including a handle and a fixed jaw having a conductive surface affixed to an inner surface thereof, and wherein the distal end of said conductive wire passes through the base element and operatively engages the conductive surface; and a return pad clamp pivotally mounted to the base element, the cord-to-pad connector being positionable between an open position wherein the return pad clamp is spaced from the fixed jaw and a closed position wherein the return pad clamp is in contact with the fixed jaw.
13. A return pad cable connector for use with a disposable return pad, comprising:

a cord having a conductive wire disposed therethrough which connects to an electrosurgical energy source;

a connector which operatively couples to the cord, the connector having at least one magnet disposed thereon for magnetically coupling the connector to a conductive surface disposed on the return pad, wherein when the connector is magnetically coupled to the conductive surface disposed on the return pad energy is permitted to pass from the return pad to the electrosurgical energy source via the conductive wire.
14. The return pad cable connector according to claim 13, wherein the at least one electrically conductive magnet is made from an electrically conductive material and wherein the conductive wire of the cord is electrically coupled to the at least one magnet.
15. The return pad cable connector according to claim 13, the connector further includes at least one electrical contact disposed on the surface of at least one of the magnets and wherein the conductive wire of the cord is electrically coupled to each of the at least one electrical contacts.
16. The return pad cable connector according to claim 13, wherein the connector comprises:

a flexible substrate having a first portion and a second portion integrally connected to the first portion, the first and second portion defining a fold line therebetween; and a magnet disposed on each of the first and second portions of the flexible substrate in
17 order to sandwich the conductive surface of the return pad therebetween, wherein the conductive wire of the cord is electrically coupled to the magnet, such that when the connector is magnetically coupled to the conductive surface disposed on the return pad, energy is permitted to pass from the return pad to the electrosurgical energy source via the conductive wire.

17. The return pad cable connector according to claim 16, wherein at least the magnet electrically coupled to the conductive wire is made from an electrically conductive material.
18. The return pad cable connector according to claim 16, wherein the connector further includes at least one electrical contact disposed on the surface of the magnet which is electrically coupled to the conductive wire and wherein the conductive wire of the cord is electrically coupled to each of the at least one electrical contacts.
19. The return pad cable connector according to claim 16, wherein the conductive wire of the cord extends from a side of the substrate which is parallel to the fold line or transverse to the fold line.
20. The return pad cable connector according to claim 16, wherein each magnet is coupled to the substrate via a pin passing through the magnet and into the substrate.
CA2448243A 2001-06-01 2002-05-31 Return pad cable connector Expired - Fee Related CA2448243C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US29517601P 2001-06-01 2001-06-01
US60/295,176 2001-06-01
PCT/US2002/017360 WO2002099442A2 (en) 2001-06-01 2002-05-31 Return pad cable connector

Publications (2)

Publication Number Publication Date
CA2448243A1 true CA2448243A1 (en) 2002-12-12
CA2448243C CA2448243C (en) 2011-01-11

Family

ID=23136558

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2448243A Expired - Fee Related CA2448243C (en) 2001-06-01 2002-05-31 Return pad cable connector

Country Status (8)

Country Link
US (4) US7182604B2 (en)
EP (1) EP1412761B1 (en)
JP (1) JP2004529473A (en)
AU (1) AU2002303942B2 (en)
CA (1) CA2448243C (en)
DE (3) DE60205918T2 (en)
ES (3) ES2333037T3 (en)
WO (1) WO2002099442A2 (en)

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EP1412761B1 (en) 2005-08-31
US20080050984A1 (en) 2008-02-28
US7182604B2 (en) 2007-02-27
JP2004529473A (en) 2004-09-24
US7311560B2 (en) 2007-12-25
CA2448243C (en) 2011-01-11
DE60205918T2 (en) 2006-06-14
EP1412761A2 (en) 2004-04-28
WO2002099442A3 (en) 2004-02-26
DE60234220D1 (en) 2009-12-10
WO2002099442A2 (en) 2002-12-12
ES2333037T3 (en) 2010-02-16
US7473145B2 (en) 2009-01-06
US7722412B2 (en) 2010-05-25
AU2002303942B2 (en) 2006-06-22
ES2244774T3 (en) 2005-12-16
DE60221910T2 (en) 2008-05-08
DE60221910D1 (en) 2007-09-27
US20070111552A1 (en) 2007-05-17
US20080033276A1 (en) 2008-02-07
DE60205918D1 (en) 2005-10-06
ES2290797T3 (en) 2008-02-16
US20050079752A1 (en) 2005-04-14

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