KR900009028A - 3차원면의 형상을 디지탈화, 특히 치관(dental crown)을 마련하기 위한 장치 - Google Patents

3차원면의 형상을 디지탈화, 특히 치관(dental crown)을 마련하기 위한 장치 Download PDF

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KR900009028A
KR900009028A KR1019890019866A KR890019866A KR900009028A KR 900009028 A KR900009028 A KR 900009028A KR 1019890019866 A KR1019890019866 A KR 1019890019866A KR 890019866 A KR890019866 A KR 890019866A KR 900009028 A KR900009028 A KR 900009028A
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probe
deflection
handle
arm
axes
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샤피르 아론
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샤피르 아론
미카엘 크로프마쳐
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61CDENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C19/00Dental auxiliary appliances
    • A61C19/04Measuring instruments specially adapted for dentistry
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00Programme-control systems
    • G05B19/02Programme-control systems electric
    • G05B19/42Recording and playback systems, i.e. in which the programme is recorded from a cycle of operations, e.g. the cycle of operations being manually controlled, after which this record is played back on the same machine
    • G05B19/4202Recording and playback systems, i.e. in which the programme is recorded from a cycle of operations, e.g. the cycle of operations being manually controlled, after which this record is played back on the same machine preparation of the programme medium using a drawing, a model
    • G05B19/4207Recording and playback systems, i.e. in which the programme is recorded from a cycle of operations, e.g. the cycle of operations being manually controlled, after which this record is played back on the same machine preparation of the programme medium using a drawing, a model in which a model is traced or scanned and corresponding data recorded
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61CDENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C13/00Dental prostheses; Making same
    • A61C13/0003Making bridge-work, inlays, implants or the like
    • A61C13/0004Computer-assisted sizing or machining of dental prostheses
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61CDENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C9/00Impression cups, i.e. impression trays; Impression methods
    • A61C9/004Means or methods for taking digitized impressions
    • A61C9/0046Data acquisition means or methods
    • A61C9/008Mechanical means or methods, e.g. a contact probe moving over the teeth
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00Program-control systems
    • G05B2219/30Nc systems
    • G05B2219/37Measurements
    • G05B2219/37039Digitize position with flexible feeler, correction of position as function of flexion
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00Program-control systems
    • G05B2219/30Nc systems
    • G05B2219/37Measurements
    • G05B2219/37273Wheatstone bridge
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00Program-control systems
    • G05B2219/30Nc systems
    • G05B2219/37Measurements
    • G05B2219/37274Strain gauge
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00Program-control systems
    • G05B2219/30Nc systems
    • G05B2219/37Measurements
    • G05B2219/37357Force, pressure, weight or deflection
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00Program-control systems
    • G05B2219/30Nc systems
    • G05B2219/41Servomotor, servo controller till figures
    • G05B2219/41206Lookup table, memory with certain relationships
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00Program-control systems
    • G05B2219/30Nc systems
    • G05B2219/45Nc applications
    • G05B2219/45167Dentist, dental manufacture
    • GPHYSICS
    • G16INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16HHEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
    • G16H20/00ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance
    • G16H20/40ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance relating to mechanical, radiation or invasive therapies, e.g. surgery, laser therapy, dialysis or acupuncture

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Dentistry (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Biophysics (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
  • Dental Prosthetics (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
  • Numerical Control (AREA)

Abstract

내용 없음.

Description

3차원면의 형상을 디지털화, 특히 치관(DENTAL CROWN)을 마련하기 위한 장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 환자 치(齒)의 형상을 디지털화 하기 위하여 본 발명에 따라 구성된 탐침 조립(probe assembly)의 한 형태를 나타내며, 제2도는 탐침조립의 구조를 보다 상세히 나타내고 있는 사시도이며, 제3도는 탐침조립의 핸들(handle) 및 탐침이 고착해 있는 것을 보다 상세히 나타내고 있는 사시도이다.

Claims (10)

  1. 3차원 면의 형상을 디지털화 하기 위한 장치 : 사용자가 잡을 수 있는 핸들(20), 핸들(20)을 고착하기 위한 고착수단; 상기 3차원면에 샘플점을 접촉하기 위하여 3개의 독립된 축을 따라 이동가능하며 핸들(20)에 의해서 수행되고 연결된 탐침(probe)(26), 세 축(x, y, z)을 따라 핸들(20)의 위치를 감지하고, 거기에 대응하는 위치값을 출력하기 위한 위치센서 수단, 탐침(26)이 핸들(20)에 의해서 3차원면을 움직이는 동안 상기 세축(x, y, z)중 첫번째(X) 및 두번째(Y)축을 따라, 편향 가능한 아암(28)을 포함하고 있는 상기 탐침(26), 상기 첫번째(x)및 두번째(Y)각각의 축을 따라, 상기 아향 가능한 아암(28)을 포함하고 있는 상기 탐침(26), 상기 첫번째(X) 및 두번째(Y) 각각의 축에 따라, 상기 아암(28)의 편향을 감지하고, 거기에 대응하는 편향값을 출력하기 위한, 첫번째 및 두번째 편향센서(DSx) (DSy)수단; 상기 편향 센서(DSx) (DSy)중의 하나가 예정된 임계값으로 각 암에서 편향을 감지할 때 상기 위치값을 프로세스 하기 위한 수단을 포함하고, 탐침(26)이 상기 핸들(20)에 의해서 움직이는 동안, 상기 3차원 면에서 샘플점의 위치를 나타내고 있는 디지털 면-위치 값을 출력하므로 상기 편향값에 의해 상기 위치값을 수정하기 위한 수단을 포함하고 있는, 디지털 프로센서를 구성하고 있는 것을 특징으로 하는 3차원면의 형상을 디지털화 시키기 위한 장치.
  2. 제1항에 있어서, 상기 각 편향센서 수단이 각축과 정렬(alignmement)해 있는 상기 편향기 아암(28)의 면에 고착된 스트레인 센서(strain sensor)(DSx)(DSy)를 구성하고 있는 것을 특징으로 하는 장치.
  3. 제1또는 제2항에 있어서, 상기 편향값에 의해서 상기 위치값을 수정하기 위한 상기 수단이, 상기 디지털 프로세서에 저장되어 있고, 상기 편향센서 수단의 여러 출력에 대응한 편향을 지시하기 위하여 각 탐침(26)에 미리 눈금이 매겨진 순람표(look-up-table)를 구성하고 있는 것을 특징으로 하는 장치.
  4. 제1-3항에 있어서, 핸들(20)을 고착하기 위한 상기 고착 수단이 세 축(x, y, z)의 각각에 한개씩, 세 개의 슬라이드(slide)(12) (16) (18)를 구성하며, 각 슬라이드(12) (16), 슬라이드(12) (16) (18)의 각 축을 따라 핸들(20)의 이동을 가능케 하는 롤러 베어링(roller bearings)(12c)을 포함하고 있는 것을 특징으로 하는 장치.
  5. 제4항에 있어서, 상기 위치 센서 수단이, 상기 세 축의 각각에 한개씩 그리고 각 축(x, y, z)의 슬라이드(12) (16) (18)에 연결된 세 개의 선형 인 코더(linear encoder) (Ex) (Ey) (Ez)를 구성하고 있는 것을 특징으로 하는 장치.
  6. 제5항에 있어서, 상기 고착수단이, 상기 세 개의 슬라이드(12), (16), (18), 세 개의 인코더(Ex) (Ey) (Ez), 핸들(20) 및 탐침(26)을 고착하는 공통 베이스부재(common base member)(14)를 구성하고 있는 것을 특징으로 하는 장치.
  7. 제6항에 있어서, 또한 상기 고착 수단이, 고착된 세 개의 슬라이드(12), (16), (18), 세 개의 인코더(Ex) (Ey) (Ez), 핸들(20) 및 탐침(26)을 포함하는 상기 공통베이스 부재(common base member)(14)를 조정가능하게 지지하고 있는 한쌍의 관절아암(articulated arm)(8)을 구성하고 있는 것을 특징으로 하는 장치.
  8. 제1-7항에 있어서, 장치가 치면(dental surface)을 디지털화 하기 위하여 사용되고, 상기 고착수단이 위 아랫니 사이에 클램프(clamp)되는 고착 부재(mounting member) (2)를 구성하고 있는 것을 특징으로 하는 장치.
  9. 제1-8항에 있어서, 탐침(26)이 세 개의 독립축을 따라 편향가능한 아암(28)에 고착된 것을 특징으로 하는 장치.
  10. 제1-9항에 있어서, 상기 탐침 아암(28)이 아암(28)의 맞은편에 첫번째 쌍의 편향센서(deflection sensor)(DSx)를, 그리고 아암(28)의 남은 맞은편에 두번째 쌍의 편향센서(DSy)를 포함하고 있는 것을 특징으로 하는 장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019890019866A 1988-12-30 1989-12-28 치관 형성을 위한 치아 치표면의 3차원 형상의 디지탈화 장치 KR0152067B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
IL88842A IL88842A (en) 1988-12-30 1988-12-30 Apparatus and method for digitizing the contour of a surface particularly useful for preparing a dental crown
IL88842 1988-12-30
IL088842 1988-12-30

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KR900009028A true KR900009028A (ko) 1990-07-02
KR0152067B1 KR0152067B1 (ko) 1998-10-01

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KR1019890019866A KR0152067B1 (ko) 1988-12-30 1989-12-28 치관 형성을 위한 치아 치표면의 3차원 형상의 디지탈화 장치

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US (1) US4997369A (ko)
EP (1) EP0376873B1 (ko)
JP (1) JP2933658B2 (ko)
KR (1) KR0152067B1 (ko)
AT (1) ATE140321T1 (ko)
AU (1) AU614254B2 (ko)
CA (1) CA2005439A1 (ko)
DE (1) DE68926814T2 (ko)
ES (1) ES2091203T3 (ko)
GR (1) GR3021284T3 (ko)
IL (1) IL88842A (ko)
ZA (1) ZA899976B (ko)

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IL88842A0 (en) 1989-07-31
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CA2005439A1 (en) 1990-06-30
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AU4702789A (en) 1990-07-05
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DE68926814D1 (de) 1996-08-14
US4997369A (en) 1991-03-05
IL88842A (en) 1990-07-26
JP2933658B2 (ja) 1999-08-16
EP0376873A3 (en) 1992-09-02
ZA899976B (en) 1991-04-24
GR3021284T3 (en) 1997-01-31
KR0152067B1 (ko) 1998-10-01
JPH02215457A (ja) 1990-08-28

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