CA2452652A1 - Instrument removal system - Google Patents

Instrument removal system Download PDF

Info

Publication number
CA2452652A1
CA2452652A1 CA002452652A CA2452652A CA2452652A1 CA 2452652 A1 CA2452652 A1 CA 2452652A1 CA 002452652 A CA002452652 A CA 002452652A CA 2452652 A CA2452652 A CA 2452652A CA 2452652 A1 CA2452652 A1 CA 2452652A1
Authority
CA
Canada
Prior art keywords
instrument
tube
shaft
hollow tube
bottom end
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
CA002452652A
Other languages
French (fr)
Other versions
CA2452652C (en
Inventor
Teresa Hickok
Clifford J. Ruddle
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.)
San Diego Swiss Machining Inc
Original Assignee
San Diego Swiss Machining 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 San Diego Swiss Machining Inc filed Critical San Diego Swiss Machining Inc
Publication of CA2452652A1 publication Critical patent/CA2452652A1/en
Application granted granted Critical
Publication of CA2452652C publication Critical patent/CA2452652C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C5/00—Filling or capping teeth
    • A61C5/40—Implements for surgical treatment of the roots or nerves of the teeth; Nerve needles; Methods or instruments for medication of the roots
    • A61C5/46—Nerve extractors, e.g. needles; Means for removing broken parts of endodontic instruments

Abstract

An instrument removal tool includes a hollow tube defining a lumen having a bottom end, a top end, and a cutout spaced from the bottom end; the hollow tube having an outer diameter sized to be received in the root canal, an inner diameter sized to admit an instrument into the lumen, and a wall width at the bottom of the tube sized to allow the bottom end of the hollow tube to pass over the top of the instrument such that at least the top of the instrument is received in the lumen of the tube, and an elongated shaft sized to be received in the hollow tube from the top end of the tube; the shaft having a length sufficient to extend beyond the cutout in the hollow tube, the shaft having a bottom end and a top end; the bottom end of said shaft being tapered and having a rounded end to urge a top end of the instrument into the cutout; the shaft and tube cooperating to grasp the instrument.
CA002452652A 2000-05-19 2001-05-18 Instrument removal system Expired - Fee Related CA2452652C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/574,956 US6227855B1 (en) 2000-05-19 2000-05-19 Instrument removal system
US09/574,956 2000-05-19
PCT/US2001/016247 WO2001089408A1 (en) 2000-05-19 2001-05-18 Instrument removal system

Publications (2)

Publication Number Publication Date
CA2452652A1 true CA2452652A1 (en) 2001-11-29
CA2452652C CA2452652C (en) 2009-10-06

Family

ID=24298317

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002452652A Expired - Fee Related CA2452652C (en) 2000-05-19 2001-05-18 Instrument removal system

Country Status (4)

Country Link
US (1) US6227855B1 (en)
AU (1) AU2001269694A1 (en)
CA (1) CA2452652C (en)
WO (1) WO2001089408A1 (en)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3597158B2 (en) * 2001-09-21 2004-12-02 吉継 寺内 Dental broken instrument removal device
WO2003086223A1 (en) * 2002-04-12 2003-10-23 San Diego Swiss Machining, Inc. Ultrasonic microtube dental instruments and methods of using same
DE60302996T2 (en) * 2003-01-22 2006-08-10 Maillefer Instruments Holding S.A.R.L. Dental tool for extracting an object from a tooth root canal
RU2257868C1 (en) * 2004-02-13 2005-08-10 Александровский Владимир Леонидович Method for removing the fragments of instrument out of pulp canal
US20070065773A1 (en) * 2005-09-19 2007-03-22 Hickok Teresa R Root canal obstruction removal system
JP2009131290A (en) * 2006-03-08 2009-06-18 Yoshitsugu Terauchi Dental instrument for removing broken piece using flexible guide plate
US10835355B2 (en) 2006-04-20 2020-11-17 Sonendo, Inc. Apparatus and methods for treating root canals of teeth
WO2007124038A2 (en) * 2006-04-20 2007-11-01 Dentatek Corporation Apparatus and methods for treating root canals of teeth
US7980854B2 (en) 2006-08-24 2011-07-19 Medical Dental Advanced Technologies Group, L.L.C. Dental and medical treatments and procedures
US7367804B2 (en) * 2006-08-25 2008-05-06 Ultradent Products, Inc. Endodontic instrument extractor tool manufactured from a shape memory material and related kits and methods
WO2010037194A1 (en) 2008-10-03 2010-04-08 Instituto Alberto Luiz De Coimbra De Pós Graduação E Pesquisa De Engenharia - Coppe/Ufrj Method and device for removing metallic fragments and metallic elements from dental root canals
AU2010319321B2 (en) * 2009-11-13 2016-01-14 Sonendo, Inc. Liquid jet apparatus and methods for dental treatments
WO2012054905A2 (en) 2010-10-21 2012-04-26 Sonendo, Inc. Apparatus, methods, and compositions for endodontic treatments
US9848963B2 (en) * 2012-01-23 2017-12-26 C. John Munce Device and method for the guided removal of dental posts
CN110623765A (en) 2012-03-22 2019-12-31 索南多股份有限公司 Apparatus and method for cleaning teeth
US10631962B2 (en) 2012-04-13 2020-04-28 Sonendo, Inc. Apparatus and methods for cleaning teeth and gingival pockets
EP2934364B1 (en) 2012-12-20 2019-04-03 Sonendo, Inc. Apparatus for cleaning teeth and root canals
US10363120B2 (en) 2012-12-20 2019-07-30 Sonendo, Inc. Apparatus and methods for cleaning teeth and root canals
EP3885144B1 (en) 2013-02-04 2024-02-28 Sonendo, Inc. Dental treatment system
USD745966S1 (en) 2013-04-15 2015-12-22 Sonendo, Inc. Dental handpiece
US10722325B2 (en) 2013-05-01 2020-07-28 Sonendo, Inc. Apparatus and methods for treating teeth
KR101344570B1 (en) * 2013-06-14 2013-12-26 김형우 Endo pile for dental endodontic treatment
US9877801B2 (en) 2013-06-26 2018-01-30 Sonendo, Inc. Apparatus and methods for filling teeth and root canals
CN104688361A (en) * 2015-02-14 2015-06-10 四川大学 Device for taking out broken instrument in root canal and take-out method thereof
CN105167866B (en) * 2015-08-28 2017-10-17 成都普瑞幂尔医疗咨询有限公司 Fracture apparatus withdrawing device in a kind of combined type root pipe
US10806544B2 (en) 2016-04-04 2020-10-20 Sonendo, Inc. Systems and methods for removing foreign objects from root canals
US10813719B1 (en) 2017-06-07 2020-10-27 Sherif Radwan Method and extraction device for removal of broken root canal file fragment
CN108969132A (en) * 2018-10-11 2018-12-11 上海市东方医院 Tooth-implanting screw hole temporarily seals object cleanout tool
WO2021186224A1 (en) * 2020-03-20 2021-09-23 Yousif Al Raeesi Dana Instrument to bypass fractured fragments of endodontic rotary file in a root canal of a tooth.
USD997355S1 (en) 2020-10-07 2023-08-29 Sonendo, Inc. Dental treatment instrument
US20230363853A1 (en) * 2022-05-10 2023-11-16 Pac-Dent, Inc. Ultrasonic negative pressure irrigation and evacuation high-performance polymer micro-capillary cannula
CN115105230B (en) * 2022-07-06 2023-11-03 四川大学 Combined lantern ring system for taking out root canal internal fracture instrument
US11642192B1 (en) 2022-10-10 2023-05-09 Giftedness And Creativity Company Tool for extracting broken endodontic instrument

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE575369C (en) * 1933-04-22 Carl Merkel Forceps for removing broken nerve needles from teeth
FR1213369A (en) * 1959-01-20 1960-03-31 Dentist instrument
US4746292A (en) * 1987-04-02 1988-05-24 Johnson William B Tool and method for removing a parted endodontic file
US5286193A (en) * 1991-10-30 1994-02-15 Roane James B Endodontic gutta percha placement
US5879160A (en) 1998-06-03 1999-03-09 Ruddle; Clifford J. Root canal obstruction removal system
DE29813166U1 (en) * 1998-07-24 1998-11-12 Opel Hans Heinrich Dr Tool for removing fragments and foreign bodies from the root canal of a tooth

Also Published As

Publication number Publication date
WO2001089408A1 (en) 2001-11-29
AU2001269694A1 (en) 2001-12-03
US6227855B1 (en) 2001-05-08
CA2452652C (en) 2009-10-06

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed

Effective date: 20160518