Inventor · disambiguated record
David Stefanchik
Also filed as: STEFANCHIK DAVID
95 granted patents·31 pending applications·29,471 citations·filing 1991–2025
99Inventor score
Files withETHICON ENDO SURGERY INC45ENABLE INJECTIONS INC30STEFANCHIK DAVID28ETHICON INC7ETHICON ENDO SURGERY LLC3
Top patents by PatentIndex Score
126 records- 0199US11426191B2Ultrasonic surgical instruments with distally positioned jaw assembliesETHICON LLC·Filed 2020·Granted Aug 30, 2022·22 cites·20 claims
- 0298US7815662B2Surgical suture anchors and deployment deviceETHICON ENDO SURGERY INC·Filed 2007·Granted Oct 19, 2010·1.1k cites·6 claims
- 0398US7771396B2Intubation device for enteral feedingETHICON ENDO SURGERY INC·Filed 2006·Granted Aug 10, 2010·1.5k cites·14 claims
- 0498US7648457B2Method of positioning a device on an endoscopeETHICON ENDO SURGERY INC·Filed 2005·Granted Jan 19, 2010·1.1k cites·10 claims
- 0598US7615003B2Track for medical devicesETHICON ENDO SURGERY INC·Filed 2005·Granted Nov 10, 2009·1.5k cites·20 claims
- 0698US7431694B2Method of guiding medical devicesETHICON ENDO SURGERY INC·Filed 2003·Granted Oct 7, 2008·1.7k cites·8 claims
- 0798US6406440B1Specimen retrieval bagETHICON ENDO SURGERY INC·Filed 2000·Granted Jun 18, 2002·1.7k cites·12 claims
- 0898US5921997ASterile occlusion fasteners and instrument and method for their placementETHICON ENDO SURGERY INC·Filed 1997·Granted Jul 13, 1999·419 cites·4 claims
- 0998US5702408AArticulating surgical instrumentETHICON ENDO SURGERY INC·Filed 1996·Granted Dec 30, 1997·2k cites·8 claims
- 1098US5681330ASterile occlusion fasteners and instrument and method for their placementETHICON ENDO SURGERY INC·Filed 1996·Granted Oct 28, 1997·520 cites·11 claims
- 1198US5601573ASterile occlusion fasteners and instruments and method for their placementETHICON ENDO SURGERY INC·Filed 1995·Granted Feb 11, 1997·1.8k cites·33 claims
- 1298US5431668ALigating clip applierETHICON INC·Filed 1993·Granted Jul 11, 1995·1.9k cites·18 claims
- 1398US5171249AEndoscopic multiple ligating clip applierETHICON INC·Filed 1991·Granted Dec 15, 1992·2.1k cites·44 claims
- 1497US10729842B2Medical vial and injector assemblies and methods of useENABLE INJECTIONS INC·Filed 2017·Granted Aug 4, 2020·29 cites·13 claims
- 1597US10543008B2Ultrasonic surgical instruments with distally positioned jaw assembliesETHICON LLC·Filed 2016·Granted Jan 28, 2020·126 cites·20 claims
- 1697US9351754B2Ultrasonic surgical instruments with distally positioned jaw assembliesVAKHARIA OMAR J·Filed 2012·Granted May 31, 2016·319 cites·19 claims
- 1797US8828046B2Laparoscopic device with distal handleSTEFANCHIK DAVID·Filed 2010·Granted Sep 9, 2014·626 cites·24 claims
- 1897US7815565B2Endcap for use with an endoscopeETHICON ENDO SURGERY INC·Filed 2003·Granted Oct 19, 2010·1.5k cites·5 claims
- 1997US5601574ASterile clips and instrument for their placementETHICON INC·Filed 1995·Granted Feb 11, 1997·363 cites·26 claims
- 2097US5474567ASterile clips and instrument for their placementETHICON INC·Filed 1993·Granted Dec 12, 1995·283 cites·24 claims
- 2197US5342373ASterile clips and instrument for their placementETHICON INC·Filed 1992·Granted Aug 30, 1994·283 cites·14 claims
- 2296US5409498ARotatable articulating endoscopic fastening instrumentETHICON INC·Filed 1992·Granted Apr 25, 1995·1.9k cites·43 claims
- 2395US5951574AMultiple clip applier having a split feeding mechanismETHICON ENDO SURGERY INC·Filed 1998·Granted Sep 14, 1999·1.8k cites·7 claims
- 2494US9925333B2Vial transfer and injection apparatus and methodENABLE INJECTIONS INC·Filed 2014·Granted Mar 27, 2018·42 cites·23 claims
- 2593US11109800B2Medical fluid injection apparatus and method with detachable patch and monitoringENABLE INJECTIONS INC·Filed 2020·Granted Sep 7, 2021·5 cites·28 claims
- 2692US12186269B2Reconstitution device, system and methodENABLE INJECTIONS INC·Filed 2023·Granted Jan 7, 2025·1 cites·15 claims
- 2792US10507285B2Pressurized gas powered medicament transfer and re-suspension apparatus and methodENABLE INJECTIONS INC·Filed 2016·Granted Dec 17, 2019·14 cites·6 claims
- 2892US9247997B2Patient-referenced surgical support frameSTEFANCHIK DAVID·Filed 2011·Granted Feb 2, 2016·64 cites·13 claims
- 2992US8617203B2Jaw assembly for surgical devicesSTEFANCHIK DAVID·Filed 2011·Granted Dec 31, 2013·61 cites·11 claims
- 3092US7976458B2Independent articulating accessory channelETHICON ENDO SURGERY INC·Filed 2006·Granted Jul 12, 2011·88 cites·6 claims
- 3191US8075572B2Surgical suturing apparatusSTEFANCHIK DAVID·Filed 2007·Granted Dec 13, 2011·92 cites·28 claims
- 3290US9131987B2Elbow assembly for surgical devicesSTEFANCHIK DAVID·Filed 2011·Granted Sep 15, 2015·13 cites·17 claims
- 3390US7780691B2Endoscopic tissue resection deviceETHICON ENDO SURGERY INC·Filed 2007·Granted Aug 24, 2010·69 cites·11 claims
- 3490US6530932B1Anastomosis device having improved tissue presentationETHICON ENDO SURGERY INC·Filed 2000·Granted Mar 11, 2003·271 cites·11 claims
- 3590US6350267B1Method of use of an improved specimen retrieval bagETHICON ENDO SURGERY INC·Filed 2000·Granted Feb 26, 2002·273 cites·4 claims
- 3689US8070759B2Surgical fastening deviceSTEFANCHIK DAVID·Filed 2008·Granted Dec 6, 2011·60 cites·7 claims
- 3789US5833700ASterile occlusion fasteners and instrument and method for their placementETHICON ENDO SURGERY INC·Filed 1996·Granted Nov 10, 1998·435 cites·20 claims
- 3888US9955988B2Surgical devices with intracorporeal elbow jointETHICON ENDO SURGERY LLC·Filed 2015·Granted May 1, 2018·7 cites·7 claims
- 3987US9179927B2Surgical methods using a surgical device having a fixed angular orientationSTEFANCHIK DAVID·Filed 2011·Granted Nov 10, 2015·29 cites·6 claims
- 4087US7658738B2Medical devices for use with endoscopeETHICON ENDO SURGERY INC·Filed 2005·Granted Feb 9, 2010·44 cites·12 claims
- 4187US5897563AMethod for using a needle holder to assist in suturingETHICON ENDO SURGERY INC·Filed 1997·Granted Apr 27, 1999·398 cites·4 claims
- 4287US5340360ALigating clip applierETHICON INC·Filed 1993·Granted Aug 23, 1994·378 cites·38 claims
- 4386US9066655B2Selective stiffening devices and methodsSTEFANCHIK DAVID·Filed 2007·Granted Jun 30, 2015·47 cites·16 claims
- 4486US8287469B2Articulating surgical device and method of useSTEFANCHIK DAVID·Filed 2008·Granted Oct 16, 2012·43 cites·20 claims
- 4585US11744777B2Reconstitution device, system and methodENABLE INJECTIONS INC·Filed 2018·Granted Sep 5, 2023·4 cites·4 claims
- 4685US9956051B2Methods and devices for remotely controlling movement of surgical toolsETHICON ENDO SURGERY INC·Filed 2015·Granted May 1, 2018·5 cites·20 claims
- 4785US9211159B2Surgical devices with intracorporeal elbow jointSTEFANCHIK DAVID·Filed 2011·Granted Dec 15, 2015·16 cites·40 claims
- 4885US9186220B2Surgical system and methods for mimicked motionSTEFANCHIK DAVID·Filed 2010·Granted Nov 17, 2015·15 cites·15 claims
- 4985US7615005B2Medical apparatus for use with an endoscopeETHICON ENDO SURGERY INC·Filed 2003·Granted Nov 10, 2009·139 cites·12 claims
- 5085US7060025B2Method for controlling position of medical instrumentsETHICON ENDO SURGERY INC·Filed 2002·Granted Jun 13, 2006·158 cites·22 claims
Showing the top 50 of 126 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when David Stefanchik files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →