CA2359141C - Method for detecting blade breakage using rate and/or impedance information - Google Patents

Method for detecting blade breakage using rate and/or impedance information Download PDF

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Publication number
CA2359141C
CA2359141C CA 2359141 CA2359141A CA2359141C CA 2359141 C CA2359141 C CA 2359141C CA 2359141 CA2359141 CA 2359141 CA 2359141 A CA2359141 A CA 2359141A CA 2359141 C CA2359141 C CA 2359141C
Authority
CA
Canada
Prior art keywords
change
blade
rate
generator
ultrasonic
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.)
Expired - Lifetime
Application number
CA 2359141
Other languages
English (en)
French (fr)
Other versions
CA2359141A1 (en
Inventor
Eitan T. Wiener
Foster Stulen
Allan L. Friedman
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.)
Ethicon Endo Surgery Inc
Original Assignee
Ethicon Endo Surgery Inc
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 Ethicon Endo Surgery Inc filed Critical Ethicon Endo Surgery Inc
Publication of CA2359141A1 publication Critical patent/CA2359141A1/en
Application granted granted Critical
Publication of CA2359141C publication Critical patent/CA2359141C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Surgical Instruments (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
CA 2359141 2000-10-20 2001-10-17 Method for detecting blade breakage using rate and/or impedance information Expired - Lifetime CA2359141C (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US24227300P 2000-10-20 2000-10-20
US60/242,273 2000-10-20
US68408901A 2001-08-10 2001-08-10
US09/684,089 2001-08-10

Publications (2)

Publication Number Publication Date
CA2359141A1 CA2359141A1 (en) 2002-04-20
CA2359141C true CA2359141C (en) 2010-07-06

Family

ID=26934961

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2359141 Expired - Lifetime CA2359141C (en) 2000-10-20 2001-10-17 Method for detecting blade breakage using rate and/or impedance information

Country Status (3)

Country Link
JP (1) JP4059336B2 (ja)
AU (1) AU783220B2 (ja)
CA (1) CA2359141C (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090259149A1 (en) * 2008-04-15 2009-10-15 Naoko Tahara Power supply apparatus for operation
US20090259221A1 (en) * 2008-04-15 2009-10-15 Naoko Tahara Power supply apparatus for operation
US8095327B2 (en) * 2008-04-15 2012-01-10 Olympus Medical Systems Corp. Power supply apparatus for operation
US9237921B2 (en) * 2012-04-09 2016-01-19 Ethicon Endo-Surgery, Inc. Devices and techniques for cutting and coagulating tissue
WO2015088016A1 (ja) 2013-12-13 2015-06-18 オリンパス株式会社 検査プローブ、振動状態検査システム及び振動状態の検査方法
JP6798731B2 (ja) * 2016-12-06 2020-12-09 大連理工大学 超音波カッターの検出方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6036667A (en) * 1996-10-04 2000-03-14 United States Surgical Corporation Ultrasonic dissection and coagulation system
US6629831B2 (en) * 1999-04-16 2003-10-07 Coach Wei Apparatus for altering the physical properties of fluids
US6480796B2 (en) * 2000-10-20 2002-11-12 Ethicon Endo-Surgery, Inc. Method for improving the start up of an ultrasonic system under zero load conditions

Also Published As

Publication number Publication date
JP2003159259A (ja) 2003-06-03
AU8151501A (en) 2002-08-01
AU783220B2 (en) 2005-10-06
CA2359141A1 (en) 2002-04-20
JP4059336B2 (ja) 2008-03-12

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Effective date: 20211018