PL2959854T3 - Instrument chirurgiczny - Google Patents
Instrument chirurgicznyInfo
- Publication number
- PL2959854T3 PL2959854T3 PL14173954T PL14173954T PL2959854T3 PL 2959854 T3 PL2959854 T3 PL 2959854T3 PL 14173954 T PL14173954 T PL 14173954T PL 14173954 T PL14173954 T PL 14173954T PL 2959854 T3 PL2959854 T3 PL 2959854T3
- Authority
- PL
- Poland
- Prior art keywords
- surgical instrument
- surgical
- instrument
- Prior art date
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
- A61B18/1442—Probes having pivoting end effectors, e.g. forceps
- A61B18/1445—Probes having pivoting end effectors, e.g. forceps at the distal end of a shaft, e.g. forceps or scissors at the end of a rigid rod
-
- 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
- A61B18/1206—Generators therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
-
- 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
- A61B2018/00184—Moving parts
- A61B2018/00196—Moving parts reciprocating lengthwise
-
- 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
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00595—Cauterization
-
- 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
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00601—Cutting
-
- 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
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00607—Coagulation and cutting with the same instrument
-
- 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
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/0063—Sealing
-
- 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
- A61B2018/00636—Sensing and controlling the application of energy
- A61B2018/00696—Controlled or regulated parameters
- A61B2018/00767—Voltage
-
- 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
- A61B2018/00636—Sensing and controlling the application of energy
- A61B2018/00773—Sensed parameters
- A61B2018/00892—Voltage
-
- 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
- A61B18/1442—Probes having pivoting end effectors, e.g. forceps
- A61B2018/1452—Probes having pivoting end effectors, e.g. forceps including means for cutting
- A61B2018/1455—Probes having pivoting end effectors, e.g. forceps including means for cutting having a moving blade for cutting tissue grasped by the jaws
Landscapes
- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Otolaryngology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Plasma & Fusion (AREA)
- Physics & Mathematics (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP14173954.0A EP2959854B1 (de) | 2014-06-25 | 2014-06-25 | Chirurgisches Instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL2959854T3 true PL2959854T3 (pl) | 2018-07-31 |
Family
ID=50980991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL14173954T PL2959854T3 (pl) | 2014-06-25 | 2014-06-25 | Instrument chirurgiczny |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US10130414B2 (pl) |
| EP (1) | EP2959854B1 (pl) |
| JP (1) | JP6216741B2 (pl) |
| KR (2) | KR102003099B1 (pl) |
| CN (1) | CN105310769B (pl) |
| BR (1) | BR102015015264B1 (pl) |
| PL (1) | PL2959854T3 (pl) |
| RU (1) | RU2618186C2 (pl) |
Families Citing this family (58)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8663220B2 (en) | 2009-07-15 | 2014-03-04 | Ethicon Endo-Surgery, Inc. | Ultrasonic surgical instruments |
| US10172669B2 (en) | 2009-10-09 | 2019-01-08 | Ethicon Llc | Surgical instrument comprising an energy trigger lockout |
| US11090104B2 (en) | 2009-10-09 | 2021-08-17 | Cilag Gmbh International | Surgical generator for ultrasonic and electrosurgical devices |
| GB2480498A (en) | 2010-05-21 | 2011-11-23 | Ethicon Endo Surgery Inc | Medical device comprising RF circuitry |
| US9314292B2 (en) | 2011-10-24 | 2016-04-19 | Ethicon Endo-Surgery, Llc | Trigger lockout mechanism |
| US9393037B2 (en) | 2012-06-29 | 2016-07-19 | Ethicon Endo-Surgery, Llc | Surgical instruments with articulating shafts |
| US9408622B2 (en) | 2012-06-29 | 2016-08-09 | Ethicon Endo-Surgery, Llc | Surgical instruments with articulating shafts |
| US10159524B2 (en) | 2014-12-22 | 2018-12-25 | Ethicon Llc | High power battery powered RF amplifier topology |
| GB2534147B (en) * | 2015-01-14 | 2018-11-14 | Gyrus Medical Ltd | Manufacturing electrosurgical instruments |
| US10314638B2 (en) | 2015-04-07 | 2019-06-11 | Ethicon Llc | Articulating radio frequency (RF) tissue seal with articulating state sensing |
| JP6062131B1 (ja) * | 2015-04-13 | 2017-01-18 | オリンパス株式会社 | 把持処置ユニット |
| DE102015108078A1 (de) * | 2015-05-21 | 2016-11-24 | Aesculap Ag | Elektrochirurgisches Koagulationsinstrument |
| EP3138522B1 (de) | 2015-09-03 | 2020-11-04 | Erbe Elektromedizin GmbH | Instrument zum fassen, trennen und/oder koagulieren von biologischem gewebe |
| US11058475B2 (en) | 2015-09-30 | 2021-07-13 | Cilag Gmbh International | Method and apparatus for selecting operations of a surgical instrument based on user intention |
| US10959771B2 (en) | 2015-10-16 | 2021-03-30 | Ethicon Llc | Suction and irrigation sealing grasper |
| US10595930B2 (en) | 2015-10-16 | 2020-03-24 | Ethicon Llc | Electrode wiping surgical device |
| US10959806B2 (en) | 2015-12-30 | 2021-03-30 | Ethicon Llc | Energized medical device with reusable handle |
| US10779849B2 (en) | 2016-01-15 | 2020-09-22 | Ethicon Llc | Modular battery powered handheld surgical instrument with voltage sag resistant battery pack |
| US11229471B2 (en) | 2016-01-15 | 2022-01-25 | Cilag Gmbh International | Modular battery powered handheld surgical instrument with selective application of energy based on tissue characterization |
| US10856934B2 (en) | 2016-04-29 | 2020-12-08 | Ethicon Llc | Electrosurgical instrument with electrically conductive gap setting and tissue engaging members |
| US10987156B2 (en) | 2016-04-29 | 2021-04-27 | Ethicon Llc | Electrosurgical instrument with electrically conductive gap setting member and electrically insulative tissue engaging members |
| US10456193B2 (en) | 2016-05-03 | 2019-10-29 | Ethicon Llc | Medical device with a bilateral jaw configuration for nerve stimulation |
| US10751117B2 (en) | 2016-09-23 | 2020-08-25 | Ethicon Llc | Electrosurgical instrument with fluid diverter |
| US11266430B2 (en) | 2016-11-29 | 2022-03-08 | Cilag Gmbh International | End effector control and calibration |
| WO2018134908A1 (ja) * | 2017-01-18 | 2018-07-26 | オリンパス株式会社 | 処置具 |
| US11033325B2 (en) | 2017-02-16 | 2021-06-15 | Cilag Gmbh International | Electrosurgical instrument with telescoping suction port and debris cleaner |
| US10799284B2 (en) | 2017-03-15 | 2020-10-13 | Ethicon Llc | Electrosurgical instrument with textured jaws |
| US11497546B2 (en) | 2017-03-31 | 2022-11-15 | Cilag Gmbh International | Area ratios of patterned coatings on RF electrodes to reduce sticking |
| WO2018232206A1 (en) * | 2017-06-15 | 2018-12-20 | Conmed Corporation | Coated electrosurgical vessel sealer electrodes |
| US10603117B2 (en) | 2017-06-28 | 2020-03-31 | Ethicon Llc | Articulation state detection mechanisms |
| DE102017121195A1 (de) * | 2017-09-13 | 2019-03-14 | Valeo Klimasysteme Gmbh | Fahrzeugklimaanlagen-Auslasseinheit |
| DE102017121202A1 (de) * | 2017-09-13 | 2019-03-14 | Valeo Klimasysteme Gmbh | Fahrzeugklimaanlagen-Auslasseinheit |
| DE102017121197A1 (de) * | 2017-09-13 | 2019-03-14 | Valeo Klimasysteme Gmbh | Fahrzeugklimaanlagen-Auslasseinheit |
| US11490951B2 (en) | 2017-09-29 | 2022-11-08 | Cilag Gmbh International | Saline contact with electrodes |
| US11033323B2 (en) | 2017-09-29 | 2021-06-15 | Cilag Gmbh International | Systems and methods for managing fluid and suction in electrosurgical systems |
| US11484358B2 (en) | 2017-09-29 | 2022-11-01 | Cilag Gmbh International | Flexible electrosurgical instrument |
| EP3616637A1 (de) | 2018-08-29 | 2020-03-04 | Erbe Elektromedizin GmbH | Medizinisches instrument |
| EP3632354B1 (de) | 2018-10-05 | 2022-08-31 | Erbe Elektromedizin GmbH | Gewebezange |
| EP3777739B1 (de) * | 2019-08-14 | 2022-04-20 | Erbe Elektromedizin GmbH | Schneidelektrode, chirurgisches instrument und verfahren zur herstellung der schneidelektrode |
| US11696776B2 (en) | 2019-12-30 | 2023-07-11 | Cilag Gmbh International | Articulatable surgical instrument |
| US20210196362A1 (en) * | 2019-12-30 | 2021-07-01 | Ethicon Llc | Electrosurgical end effectors with thermally insulative and thermally conductive portions |
| US11759251B2 (en) | 2019-12-30 | 2023-09-19 | Cilag Gmbh International | Control program adaptation based on device status and user input |
| US11660089B2 (en) | 2019-12-30 | 2023-05-30 | Cilag Gmbh International | Surgical instrument comprising a sensing system |
| US11779387B2 (en) | 2019-12-30 | 2023-10-10 | Cilag Gmbh International | Clamp arm jaw to minimize tissue sticking and improve tissue control |
| US20210196358A1 (en) | 2019-12-30 | 2021-07-01 | Ethicon Llc | Electrosurgical instrument with electrodes biasing support |
| US12023086B2 (en) | 2019-12-30 | 2024-07-02 | Cilag Gmbh International | Electrosurgical instrument for delivering blended energy modalities to tissue |
| US11950797B2 (en) | 2019-12-30 | 2024-04-09 | Cilag Gmbh International | Deflectable electrode with higher distal bias relative to proximal bias |
| US11779329B2 (en) | 2019-12-30 | 2023-10-10 | Cilag Gmbh International | Surgical instrument comprising a flex circuit including a sensor system |
| US11986201B2 (en) | 2019-12-30 | 2024-05-21 | Cilag Gmbh International | Method for operating a surgical instrument |
| US11812957B2 (en) | 2019-12-30 | 2023-11-14 | Cilag Gmbh International | Surgical instrument comprising a signal interference resolution system |
| US11937863B2 (en) | 2019-12-30 | 2024-03-26 | Cilag Gmbh International | Deflectable electrode with variable compression bias along the length of the deflectable electrode |
| US11707318B2 (en) | 2019-12-30 | 2023-07-25 | Cilag Gmbh International | Surgical instrument with jaw alignment features |
| US20210196363A1 (en) | 2019-12-30 | 2021-07-01 | Ethicon Llc | Electrosurgical instrument with electrodes operable in bipolar and monopolar modes |
| US11944366B2 (en) | 2019-12-30 | 2024-04-02 | Cilag Gmbh International | Asymmetric segmented ultrasonic support pad for cooperative engagement with a movable RF electrode |
| US11786291B2 (en) | 2019-12-30 | 2023-10-17 | Cilag Gmbh International | Deflectable support of RF energy electrode with respect to opposing ultrasonic blade |
| US20210244465A1 (en) * | 2020-02-07 | 2021-08-12 | Covidien Lp | Electrosurgical instruments and systems including thermal cutting elements |
| EP4026507A1 (de) * | 2021-01-12 | 2022-07-13 | Erbe Elektromedizin GmbH | Dissektionsinstrument |
| US11957342B2 (en) | 2021-11-01 | 2024-04-16 | Cilag Gmbh International | Devices, systems, and methods for detecting tissue and foreign objects during a surgical operation |
Family Cites Families (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2010137A (en) * | 1934-08-01 | 1935-08-06 | Norman V Cargill | Duplicating attachment for typewriters |
| US3608554A (en) * | 1969-12-22 | 1971-09-28 | Pilling Co | Surgical clamping means |
| SU1223895A1 (ru) | 1979-08-24 | 1986-04-15 | Харьковский научно-исследовательский институт общей и неотложной хирургии | Электрохирургический инструмент дл коагул ции сосудов |
| JP3342034B2 (ja) * | 1992-03-16 | 2002-11-05 | オリンパス光学工業株式会社 | 高周波処置具 |
| US5700261A (en) * | 1996-03-29 | 1997-12-23 | Ethicon Endo-Surgery, Inc. | Bipolar Scissors |
| US6736813B2 (en) * | 1998-01-23 | 2004-05-18 | Olympus Optical Co., Ltd. | High-frequency treatment tool |
| AU2769399A (en) | 1998-02-17 | 1999-08-30 | James A. Baker Jr. | Radiofrequency medical instrument for vessel welding |
| US6174309B1 (en) * | 1999-02-11 | 2001-01-16 | Medical Scientific, Inc. | Seal & cut electrosurgical instrument |
| US6656177B2 (en) | 2000-10-23 | 2003-12-02 | Csaba Truckai | Electrosurgical systems and techniques for sealing tissue |
| US7033356B2 (en) * | 2002-07-02 | 2006-04-25 | Gyrus Medical, Inc. | Bipolar electrosurgical instrument for cutting desiccating and sealing tissue |
| US7931649B2 (en) * | 2002-10-04 | 2011-04-26 | Tyco Healthcare Group Lp | Vessel sealing instrument with electrical cutting mechanism |
| US7276068B2 (en) * | 2002-10-04 | 2007-10-02 | Sherwood Services Ag | Vessel sealing instrument with electrical cutting mechanism |
| US7632269B2 (en) * | 2004-01-16 | 2009-12-15 | Ethicon Endo-Surgery, Inc. | Electrosurgical instrument with replaceable cartridge |
| US7918848B2 (en) * | 2005-03-25 | 2011-04-05 | Maquet Cardiovascular, Llc | Tissue welding and cutting apparatus and method |
| US7789878B2 (en) | 2005-09-30 | 2010-09-07 | Covidien Ag | In-line vessel sealer and divider |
| GB0804688D0 (en) | 2008-03-13 | 2008-04-16 | Gyrus Group Plc | Surgical instrument |
| US8298226B2 (en) * | 2008-05-23 | 2012-10-30 | Gyrus Medical Limited | Electrosurgical generator and system |
| TWI365735B (en) | 2008-12-01 | 2012-06-11 | Ind Tech Res Inst | Laser surgical device |
| US8277446B2 (en) | 2009-04-24 | 2012-10-02 | Tyco Healthcare Group Lp | Electrosurgical tissue sealer and cutter |
| US20110257680A1 (en) * | 2010-04-20 | 2011-10-20 | Tyco Healthcare Group Lp | Surgical Forceps Including Pulley Blade Reverser Mechanism |
| GB2489925B (en) | 2011-04-07 | 2018-09-12 | Gyrus Medical Ltd | Electrosurgical generator |
| DE202011052418U1 (de) | 2011-09-16 | 2012-02-14 | Aesculap Ag | Elektrochirurgisches Instrument |
| US8887373B2 (en) * | 2012-02-24 | 2014-11-18 | Covidien Lp | Vessel sealing instrument with reduced thermal spread and method of manufacture therefor |
-
2014
- 2014-06-25 EP EP14173954.0A patent/EP2959854B1/de active Active
- 2014-06-25 PL PL14173954T patent/PL2959854T3/pl unknown
-
2015
- 2015-06-24 BR BR102015015264-7A patent/BR102015015264B1/pt active IP Right Grant
- 2015-06-24 US US14/749,244 patent/US10130414B2/en active Active
- 2015-06-24 JP JP2015127113A patent/JP6216741B2/ja active Active
- 2015-06-24 RU RU2015124783A patent/RU2618186C2/ru active
- 2015-06-25 KR KR1020150090515A patent/KR102003099B1/ko active IP Right Grant
- 2015-06-25 CN CN201510359500.9A patent/CN105310769B/zh active Active
-
2017
- 2017-02-20 KR KR1020170022171A patent/KR20170021817A/ko active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| KR102003099B1 (ko) | 2019-07-23 |
| JP6216741B2 (ja) | 2017-10-18 |
| US10130414B2 (en) | 2018-11-20 |
| KR20160000874A (ko) | 2016-01-05 |
| EP2959854A1 (de) | 2015-12-30 |
| EP2959854B1 (de) | 2018-03-21 |
| CN105310769A (zh) | 2016-02-10 |
| RU2618186C2 (ru) | 2017-05-02 |
| US20150374430A1 (en) | 2015-12-31 |
| CN105310769B (zh) | 2018-04-24 |
| KR20170021817A (ko) | 2017-02-28 |
| BR102015015264A2 (pt) | 2017-12-19 |
| JP2016007542A (ja) | 2016-01-18 |
| BR102015015264B1 (pt) | 2022-01-25 |
| RU2015124783A (ru) | 2017-01-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB2532596B (en) | Surgical Snare | |
| PL2959854T3 (pl) | Instrument chirurgiczny | |
| EP3178411A4 (en) | Surgical instrument | |
| EP2976015A4 (en) | SET WITH A SURGICAL INSTRUMENT | |
| EP3123948A4 (en) | Surgical instrument | |
| GB201401194D0 (en) | Surgical instrument | |
| HK1231362A1 (zh) | 手術器械 | |
| EP3213692A4 (en) | Surgical instrument | |
| EP3123945A4 (en) | Medical instrument | |
| GB2531412B (en) | A surgical instrument | |
| GB201413344D0 (en) | Surgical instruments | |
| EP3178410A4 (en) | Surgical instrument | |
| GB201401241D0 (en) | Surgical instrument | |
| GB201608997D0 (en) | Surgical instrument | |
| PL3125801T3 (pl) | Instrumenty elektrochirurgiczne | |
| GB2552682B (en) | Surgical instrument | |
| EP3238641A4 (en) | Medical instrument | |
| EP2982333A4 (en) | SURGICAL DEVICE | |
| PL3122230T3 (pl) | Przyrząd endoskopowy | |
| SG11201607717QA (en) | Therapeutic instrument | |
| PL3150184T3 (pl) | Narzędzie medyczne | |
| GB201403020D0 (en) | Surgical instrument | |
| ZA201902983B (en) | Surgical instrument | |
| GB2578513B (en) | Surgical instrument | |
| GB201414900D0 (en) | Surgical instrument |