DE726737T1 - Dentales behandlungssytem - Google Patents

Dentales behandlungssytem

Info

Publication number
DE726737T1
DE726737T1 DE0726737T DE95927299T DE726737T1 DE 726737 T1 DE726737 T1 DE 726737T1 DE 0726737 T DE0726737 T DE 0726737T DE 95927299 T DE95927299 T DE 95927299T DE 726737 T1 DE726737 T1 DE 726737T1
Authority
DE
Germany
Prior art keywords
abrasive
fluid
pressure
air
magnitude
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.)
Pending
Application number
DE0726737T
Other languages
English (en)
Inventor
Ben Gallant
Alan Gleeman
William Parker
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.)
American Dental Tech
Original Assignee
American Dental Tech
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 American Dental Tech filed Critical American Dental Tech
Publication of DE726737T1 publication Critical patent/DE726737T1/de
Pending 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
    • A61C3/00—Dental tools or instruments
    • A61C3/02—Tooth drilling or cutting instruments; Instruments acting like a sandblast machine
    • A61C3/025—Instruments acting like a sandblast machine, e.g. for cleaning, polishing or cutting teeth
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
    • B24C7/00—Equipment for feeding abrasive material; Controlling the flowability, constitution, or other physical characteristics of abrasive blasts
    • B24C7/0046—Equipment for feeding abrasive material; Controlling the flowability, constitution, or other physical characteristics of abrasive blasts the abrasive material being fed in a gaseous carrier
    • B24C7/0053—Equipment for feeding abrasive material; Controlling the flowability, constitution, or other physical characteristics of abrasive blasts the abrasive material being fed in a gaseous carrier with control of feed parameters, e.g. feed rate of abrasive material or carrier
    • B24C7/0061—Equipment for feeding abrasive material; Controlling the flowability, constitution, or other physical characteristics of abrasive blasts the abrasive material being fed in a gaseous carrier with control of feed parameters, e.g. feed rate of abrasive material or carrier of feed pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
    • B24C7/00—Equipment for feeding abrasive material; Controlling the flowability, constitution, or other physical characteristics of abrasive blasts
    • B24C7/0084—Equipment for feeding abrasive material; Controlling the flowability, constitution, or other physical characteristics of abrasive blasts the abrasive material being fed in a mixture of liquid and gas

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Dentistry (AREA)
  • Epidemiology (AREA)
  • Oral & Maxillofacial Surgery (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)
  • Dental Preparations (AREA)

Claims (5)

Patentansprüche
1. System zur Durchführung eines dentalen Verfahrens an Zähnen oder zugeordneter Zahnstruktur mittels von einem Fluidstrahl getragenen Schleifpartikeln, das folgende Merkmale aufweist:
(a) eine Druckfluidquelle;
(b) eine Quelle an Schleifpartikeln;
(c) eine Schleifmittel-Mischeinrichtung, der das Druckfluid und die
Schleifpartikel zugeführt werden, um das Druckfluid mit den Schleifpartikeln
zur Erzeugung eines mit Schleifpartikeln beladenen Fluidstrahls zusammenzubringen;
(d) eine Düseneinrichtung zur Zuführung des mit Schleifpartikein beladenen
Strahls an den Zahn oder die Zahnstruktur, der bzw. die dem dentalen
Verfahren unterzogen werden soli, und
(e) Mittel zur Drucksteuerung, die mit dem Druckfluid versorgt werden, um den Druck des Fluids, das der Schleifmittel-Mischeinrichtung zugeführt wird, zu steuern,
(f) wobei die Mittel zur Drucksteuerung ein Servoventil mit einem Flüssigkeitseinlaß, einem Flüssigkeitsauslaß, elektrisch steuerbaren Ventileinrichtungen, die zwischen Flüssigkeitseinlaß und -auslaß angebracht sind, sowie einem elektrischen Steuerterminal enthalten und die Ventileinrichtung auf Veränderungen in der Größe eines elektrischen
Führungssignals am elektrischen Steuerterminal zur Einstellung der Ventileinrichtung auf irgendeine ausgewählte Bedingung aus einer Vielzahl ausgewählter Bedingungen reagiert, um den Druck des zu der Schleifmittel-Mischeinrichtung geführten Fluids auf irgendeinen Druckwert aus einer entsprechenden Vielzahl ausgewählter Druckwerte einzustellen.
2. System nach Anspruch 1, das manuell steuerbare Mittel zur Einstellung der Größe des Führungssignals für die Auswahl des Drucks umfaßt.
3. System nach Anspruch 1, in dem die manuell steuerbaren Mittel Drucktastensteuerungen zur Einstellung der Größe des Führungssignals aufweisen.
4. System nach Anspruch 1, das Mittel zur visuellen Darstellung des Ausgangsdrucks des Servoventils aufweist.
5. System nach Anspruch 1, das Mittel zur Erstellung einer Blinklichtanzeige der ausgewählten Größe des Druck-Sollwertes aufweist, auf den sich der Ausgangsdruck des Servoventils zubewegt.
DE0726737T 1994-07-19 1995-07-17 Dentales behandlungssytem Pending DE726737T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/276,964 US5525058A (en) 1992-03-27 1994-07-19 Dental treatment system
PCT/US1995/009146 WO1996002207A1 (en) 1994-07-19 1995-07-17 Dental treatment system

Publications (1)

Publication Number Publication Date
DE726737T1 true DE726737T1 (de) 1997-02-13

Family

ID=23058844

Family Applications (2)

Application Number Title Priority Date Filing Date
DE0726737T Pending DE726737T1 (de) 1994-07-19 1995-07-17 Dentales behandlungssytem
DE69515632T Expired - Fee Related DE69515632T2 (de) 1994-07-19 1995-07-17 Dentales behandlungssytem

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69515632T Expired - Fee Related DE69515632T2 (de) 1994-07-19 1995-07-17 Dentales behandlungssytem

Country Status (8)

Country Link
US (2) US5525058A (de)
EP (1) EP0726737B1 (de)
CN (1) CN1051917C (de)
AT (1) ATE190480T1 (de)
CA (1) CA2179912A1 (de)
DE (2) DE726737T1 (de)
NZ (1) NZ290590A (de)
WO (1) WO1996002207A1 (de)

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Also Published As

Publication number Publication date
EP0726737B1 (de) 2000-03-15
AU3137195A (en) 1996-02-16
NZ290590A (en) 1998-10-28
CN1051917C (zh) 2000-05-03
US5525058A (en) 1996-06-11
WO1996002207A1 (en) 1996-02-01
ATE190480T1 (de) 2000-04-15
US5746596A (en) 1998-05-05
EP0726737A1 (de) 1996-08-21
EP0726737A4 (de) 1997-12-10
DE69515632T2 (de) 2000-11-09
CN1135713A (zh) 1996-11-13
DE69515632D1 (de) 2000-04-20
AU709490B2 (en) 1999-08-26
CA2179912A1 (en) 1996-02-01

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