WO2002054970A3 - Dental handpiece - Google Patents

Dental handpiece Download PDF

Info

Publication number
WO2002054970A3
WO2002054970A3 PCT/US2001/048387 US0148387W WO02054970A3 WO 2002054970 A3 WO2002054970 A3 WO 2002054970A3 US 0148387 W US0148387 W US 0148387W WO 02054970 A3 WO02054970 A3 WO 02054970A3
Authority
WO
WIPO (PCT)
Prior art keywords
dental handpiece
handpiece
mim
neck
head
Prior art date
Application number
PCT/US2001/048387
Other languages
French (fr)
Other versions
WO2002054970A2 (en
Inventor
Tom Papanek
Original Assignee
Dentsply Int 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 Dentsply Int Inc filed Critical Dentsply Int Inc
Priority to EP01989219A priority Critical patent/EP1349511A2/en
Priority to CA2431865A priority patent/CA2431865C/en
Priority to JP2002555709A priority patent/JP2004520891A/en
Publication of WO2002054970A2 publication Critical patent/WO2002054970A2/en
Publication of WO2002054970A3 publication Critical patent/WO2002054970A3/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/22—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip
    • B22F3/225—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip by injection molding
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C1/00—Dental machines for boring or cutting ; General features of dental machines or apparatus, e.g. hand-piece design
    • A61C1/08—Machine parts specially adapted for dentistry
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C1/00—Dental machines for boring or cutting ; General features of dental machines or apparatus, e.g. hand-piece design
    • A61C1/08—Machine parts specially adapted for dentistry
    • A61C1/16—Protecting caps for hand-pieces or angle-pieces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Mechanical Engineering (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Dentistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)

Abstract

A dental handpiece (10) of the type having a body (11), a head (13) and a neck (12), is improved by having at least one portion of the handpiece (10) formed by metal injection molding or MIM. The use of MIM allows for improved fabrication and function. According to one aspect of the invention, the head (13) and neck (12) of the handpiece (10) are MIM-formed as a single or unitary piece.
PCT/US2001/048387 2000-12-18 2001-12-14 Dental handpiece WO2002054970A2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP01989219A EP1349511A2 (en) 2000-12-18 2001-12-14 Dental handpiece
CA2431865A CA2431865C (en) 2000-12-18 2001-12-14 Dental handpiece
JP2002555709A JP2004520891A (en) 2000-12-18 2001-12-14 Dental handpiece

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US25657900P 2000-12-18 2000-12-18
US60/256,579 2000-12-18
US1702301A 2001-12-14 2001-12-14
US10/017,023 2001-12-14

Publications (2)

Publication Number Publication Date
WO2002054970A2 WO2002054970A2 (en) 2002-07-18
WO2002054970A3 true WO2002054970A3 (en) 2003-02-20

Family

ID=26689353

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2001/048387 WO2002054970A2 (en) 2000-12-18 2001-12-14 Dental handpiece

Country Status (4)

Country Link
EP (1) EP1349511A2 (en)
JP (1) JP2004520891A (en)
CA (1) CA2431865C (en)
WO (1) WO2002054970A2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070087303A1 (en) * 2000-12-18 2007-04-19 Tom Papanek Dental handpiece
JP2010521250A (en) * 2007-03-16 2010-06-24 ビエン−エアー ホールディング エスアー Handpiece for dental or surgical use
KR101690158B1 (en) * 2016-10-26 2016-12-27 편재례 An integrated dental handpiece head manufacturing method and therefor manufacturing apparatus

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2209283A (en) * 1987-09-04 1989-05-10 Adam Mikociak Instrument for teeth cleaning
US5803733A (en) * 1997-05-06 1998-09-08 Linvatec Corporation Pneumatic surgical handpiece and method
US5902108A (en) * 1997-02-25 1999-05-11 J. Morita Manufacturing Corporation Air turbine handpiece
US6071122A (en) * 1998-05-25 2000-06-06 Hawe Neos Dental Dr. H. Von Weissenfluh Ag Dental instrument and method for its manufacture
WO2001019262A1 (en) * 1999-09-14 2001-03-22 Mark Two Engineering, Inc. Metal injection molded cobalt superalloy end effectors for surgical instruments and surgical instruments incorporating same

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5772436A (en) * 1995-07-05 1998-06-30 Akira Matsui Odontotherapeutic hand piece
US5683247A (en) * 1995-08-16 1997-11-04 Young Dental Manufacturing Company Permanently lubricated dental prophylaxis angle

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2209283A (en) * 1987-09-04 1989-05-10 Adam Mikociak Instrument for teeth cleaning
US5902108A (en) * 1997-02-25 1999-05-11 J. Morita Manufacturing Corporation Air turbine handpiece
US5803733A (en) * 1997-05-06 1998-09-08 Linvatec Corporation Pneumatic surgical handpiece and method
US6071122A (en) * 1998-05-25 2000-06-06 Hawe Neos Dental Dr. H. Von Weissenfluh Ag Dental instrument and method for its manufacture
WO2001019262A1 (en) * 1999-09-14 2001-03-22 Mark Two Engineering, Inc. Metal injection molded cobalt superalloy end effectors for surgical instruments and surgical instruments incorporating same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP1349511A2 *

Also Published As

Publication number Publication date
EP1349511A2 (en) 2003-10-08
JP2004520891A (en) 2004-07-15
WO2002054970A2 (en) 2002-07-18
CA2431865C (en) 2014-01-28
CA2431865A1 (en) 2002-07-18

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