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CH623224A5 - - Google Patents

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Publication number
CH623224A5
CH623224A5 CH721479A CH721479A CH623224A5 CH 623224 A5 CH623224 A5 CH 623224A5 CH 721479 A CH721479 A CH 721479A CH 721479 A CH721479 A CH 721479A CH 623224 A5 CH623224 A5 CH 623224A5
Authority
CH
Switzerland
Prior art keywords
file
grooves
root canal
working section
blank
Prior art date
Application number
CH721479A
Other languages
German (de)
English (en)
Inventor
E Gotthard Eklund
Original Assignee
Engstroem Gunnar Helmer
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 Engstroem Gunnar Helmer filed Critical Engstroem Gunnar Helmer
Publication of CH623224A5 publication Critical patent/CH623224A5/de

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
    • A61C5/42—Files for root canals; Handgrips or guiding means therefor

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Neurology (AREA)
  • Neurosurgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Surgery (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Dentistry (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
  • Milling, Broaching, Filing, Reaming, And Others (AREA)
CH721479A 1977-12-05 1978-11-29 CH623224A5 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7713787A SE416518B (sv) 1977-12-05 1977-12-05 Rotkanalfil

Publications (1)

Publication Number Publication Date
CH623224A5 true CH623224A5 (it) 1981-05-29

Family

ID=20333111

Family Applications (1)

Application Number Title Priority Date Filing Date
CH721479A CH623224A5 (it) 1977-12-05 1978-11-29

Country Status (6)

Country Link
EP (1) EP0006956A1 (it)
JP (1) JPS5816893B2 (it)
CH (1) CH623224A5 (it)
GB (1) GB2035806B (it)
SE (1) SE416518B (it)
WO (1) WO1979000344A1 (it)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5735689A (en) * 1995-12-11 1998-04-07 Tycom Dental Corporation Endodontic dental instrument
US5980250A (en) * 1995-12-11 1999-11-09 Tycom Dental Corporation Endodontic instrument

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4602900A (en) * 1979-10-01 1986-07-29 Arpaio Jr Jerry Micro drill with modified drill point
US4538989A (en) * 1979-10-01 1985-09-03 Dentsply International, Inc. Dental reamer
US4518356A (en) * 1983-09-30 1985-05-21 Dentsply Research & Development Corp. Utrasonic dental file and method of determining failure resistant lengths thereof
JPS6077748A (ja) * 1983-10-06 1985-05-02 株式会社松谷製作所 歯科用根管切削具の製造方法及びその装置
US5527205A (en) * 1991-11-05 1996-06-18 Tulsa Dental Products, L.L.C. Method of fabricating an endodontic instrument
US6419488B1 (en) 1995-12-11 2002-07-16 Ormco Corporation Endodontic instrument having a chisel tip
US5882198A (en) * 1997-03-28 1999-03-16 Ormco Corporation Endodontic instrument having enhanced compliance at the tip
US6299445B1 (en) * 1999-04-08 2001-10-09 Ormco Corporation Endodontic instrument, instrument blank and method of manufacture

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1307446A (en) * 1919-06-24 Mathew m
DE560567C (de) * 1932-10-04 Curt Zaenker Konische Nietlochreibahle mit schraubenfoermig in Drehrichtung gewundenen Spannuten,deren Schneidzaehne durch Spanbrechnuten unterbrochen sind
DE97809C (it) *
DE546245C (de) * 1932-03-12 Josef Baakes Kegelreibahle mit zwei oder mehreren stark schraubenlinienfoermig gewundenen, im gleichen Richtungssinne verlaufenden Schneidzaehnen
DE845915C (de) * 1950-03-01 1952-08-07 Wedevaags Bruks Aktiebolag Verfahren und Anordnung zum Herstellen zweinutiger Spiralbohrer durch Schleifen oder Fraesen der Spiralnuten
DE949002C (de) * 1952-06-24 1956-09-13 Edwin Kratzmann Zahnwurzelkanalfeile
FR2063374A5 (it) * 1969-10-13 1971-07-09 Micro Mega Sa

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5735689A (en) * 1995-12-11 1998-04-07 Tycom Dental Corporation Endodontic dental instrument
US5902106A (en) * 1995-12-11 1999-05-11 Ormco Corporation Endodontic dental instrument
US5980250A (en) * 1995-12-11 1999-11-09 Tycom Dental Corporation Endodontic instrument

Also Published As

Publication number Publication date
SE7713787L (sv) 1979-06-06
WO1979000344A1 (en) 1979-06-28
GB2035806A (en) 1980-06-25
EP0006956A1 (en) 1980-01-23
JPS5816893B2 (ja) 1983-04-02
GB2035806B (en) 1982-08-25
JPS54500099A (it) 1979-12-20
SE416518B (sv) 1981-01-19

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Legal Events

Date Code Title Description
PL Patent ceased