WO1994003120A1 - Improvements in and relating to dentistry - Google Patents

Improvements in and relating to dentistry Download PDF

Info

Publication number
WO1994003120A1
WO1994003120A1 PCT/IE1993/000039 IE9300039W WO9403120A1 WO 1994003120 A1 WO1994003120 A1 WO 1994003120A1 IE 9300039 W IE9300039 W IE 9300039W WO 9403120 A1 WO9403120 A1 WO 9403120A1
Authority
WO
WIPO (PCT)
Prior art keywords
tooth
patient
mouthpiece
mounting
tool
Prior art date
Application number
PCT/IE1993/000039
Other languages
French (fr)
Inventor
Eugene G. O'kelly
Theobald Hanley
Patrick Leahy
Original Assignee
Beckett Corporation Limited
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 Beckett Corporation Limited filed Critical Beckett Corporation Limited
Priority to AU45811/93A priority Critical patent/AU4581193A/en
Publication of WO1994003120A1 publication Critical patent/WO1994003120A1/en

Links

Classifications

    • 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
    • A61C1/082—Positioning or guiding, e.g. of drills
    • 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
    • A61C5/80—Dental aids fixed to teeth during treatment, e.g. tooth clamps

Definitions

  • the invention relates to dentistry and in particular to a dentistry assembly for preparing a tooth or teeth for an inlay including a dental bridge or the like.
  • a dentist's work in preparing a tooth for an inlay is a difficult, time consuming and highly skilful task. It is essential to remove all the affected area and to shape the area to receive an inlay in the tooth in three dimensions to preserve as much of the tooth as possible while ensuring mechanical bonding with the inlay when laid into the recess. Access to a patient's teeth to perform this task is limited and even small movements of a patient's head during the operation presents serious problems for a dentist in preparing the tooth correctly and accurately in positions where often it is extremely difficult for a dentist to have a clear view of the tooth he is operating on.
  • a dentistry assembly comprising:
  • a dental tool operating means for receiving a dental tool
  • the dental tool operating means being mounted on the mounting means
  • the mounting means is for mounting in a patient's mouth.
  • the mounting means is mounted to the teeth of a patient.
  • the mounting was mounted to the jaw of a patient.
  • the means for maintaining the tool in position is provided by a fixing means for fixing the tool to position the tool relative to a patient's tooth.
  • the mounting means comprises a mouthpiece engageable with a patient's tooth or teeth.
  • the mouthpiece is provided with a mounting station for the dental tool.
  • the mouthpiece may include means for mounting a tool operating means .
  • the means for mounting a tool operating means comprises an extension of the mouthpiece.
  • the extension may project in use through a patient's mouth.
  • the tool operating means may be a mechanical or electromechanical operating means .
  • the operating means may comprise, for example, a bed, a base mounted on the bed, the dental tool being mounted to the base member to permit movement of the tool in a plurality of different directions.
  • the dental tool comprises a tool head and a handle for the tool head, the tool head being releasablv mounted to the handle.
  • the mouthpiece is provided with a tooth access opening through which access is gained for operating on a patient's tooth.
  • the mouthpiece may include a plurality of access openings.
  • the mouthpiece includes a plurality of knock-out tabs, a tab corresponding to a tooth to be operated on being knocked out to permit access to the tooth.
  • a dam of flexible material is mounted to the mouthpiece for positioning to substantially prevent water or other matter entering a patient's throat during operation of a tooth.
  • the assembly incudes a local optical device for viewing a tooth during an operation.
  • the assembly includes an image transmission unit for transmitting an image from the local optical device to be viewed by a dentist during the operation.
  • the local optical device is mounted adjacent to the dental tool.
  • the local optical device may be mounted to the mouthpiece.
  • the mouthpiece may therefore arranged to receive an optical device, for example, by having a plurality of mounting means for receiving the optical device in a desired one of a plurality of different locations.
  • the invention provides apparatus for maintaining a dental tool in a desired position relative to a patient's tooth, the apparatus comprising a mouthpiece for engaging a patient's tooth or teeth, the mouthpiece having means for engaging a dental tool operating means to maintain a dental tool in a desired position relative to a patient's tooth.
  • the means for engaging a tool operating means comprises an extension of the mouthpiece.
  • the extension projects in use through a patient's mouth.
  • the mouthpiece is provided with a tooth access opening through which access is gained for operating on a patient's tooth.
  • the mouthpiece includes a plurality of access openings .
  • the mouthpiece includes a plurality of knock- out tabs, a tab corresponding to a tooth to be operated on being knocked out to permit access to the tooth.
  • a dam of flexible material is mounted to the mouthpiece for positioning to substantially prevent water or other matter entering a patient's tooth during an operation.
  • the mouthpiece includes means for mounting a device local to a patient's tooth.
  • the device is a local optical device.
  • the mouthpiece includes a plurality of mounting stations for receiving a device such as an optical device in a desired use of a plurality of different locations.
  • Fig. 1 is a diagrammatic view of a dentistry assembly according to the invention in use
  • Fig. 2 is a perspective view of a mouthpiece according to the invention and forming part of the assembly;
  • Fig. 3 is a perspective view of the mouthpiece of Fig. 2, in use;
  • Fig. 4 is an enlarged view of the assembly in use;
  • Fig. 5 is a side view of the assembly in use
  • Figs . 6 and 7 are respectively side and plan views of a dental tool forming part of the assembly
  • Fig. 8 is a side view of a modified dental tool
  • Fig. 9 is a plan view of another mouthpiece.
  • Fig. 10 is a side view of the mouthpiece of Fig. 9.
  • the assembly 1 comprises a dental tool 2, in this case a milling tool which is releasably mounted by a releasable coupling 3 to a handle 4.
  • the tool head 2 is in this case disposable and the handle 4 is pivotally mounted at 5 to a drill body 6 and provided with a motor 7.
  • the handle 4 is adjustable in position relative to the drill body 6 by any suitable mechanism such as the gear mechanism 10 illustrated to arrange the tool head 2 at a desired angle for operating on a patient's tooth.
  • the drill body 6 is mounted on a mounting member 12 and is arranged for longitudinal movement in the direction of the arrows X in Jig. 5.
  • the mounting member 12 is in turn mounted on a base member 13 and supported on a bed 15.
  • the connection between the mounting member 12 and base member 13 is arranged to permit height adjustment of the drill body 6 and hence the tool 2 relative to the base member 13 in the direction of the arrows Y in Fig. 5 and angular adjustment between the base member 13 and mounting member 12 in the direction of the arrow Z in Fig. 5.
  • the position of the tool 2 may be readily easily adjusted in a plurality of different directions to orientate the tool 2 in a correct position relative to a patient's tooth to be operated on.
  • the positioning of the tool 2 may be controlled by a processing means such as a computer linked to motors used to move the tool head, mounting r.ember 12 and base member 13.
  • Mounting means for linking a patient's head and the tool 2 in such a way that the tool 2 follows the movement of the patient's head is in this case provided by a mouthpiece 20 which is shaped somewhat in the manner of a gum shield and engages over a patient's teeth as illustrated.
  • the mouthpiece 20 is provided with a projection 21 which extends forwardly out of a patient's mouth in use and to which the tool operating means is fixed in any suitable manner, for example, by fixing screws 25 as illustrated in Fig. 5.
  • a rubber dam 26 may be mounted to or engageable with the mouthpiece 20 in any suitable manner to substantially prevent water or other material from entering a patient's throat during operation on a tooth.
  • the mouthpiece 20 is provided with an access opening 30 through which access is gained to operate on a patient's tooth.
  • the access opening 30 may, for example, be provided by removing a desired one or a number of a plurality of knock-out tabs 31 in the mouthpiece 20.
  • the mouthpiece 20 may be moulded to suit a particular patient's mouth or may be provided with mouldable material for moulding into a desired shape.
  • a local optical device especially a camera (50) with an image transmission unit for transmitting an image from the local optical device to a display which may be viewed by a dentist during operation on a patient's tooth.
  • the camera 50 may be arranged for mounting adjacent to the tool head 2 as illustrated in Fig. 1, 4 or 8.
  • the or another local optical device may be mounted in any desired arrangement, for example, to one of a plurality of mounting points 40 provided on the mouthpiece 20 as illustrated in Fig. 9. •*:
  • the dentistry assembly of the invention has considerable advantages over known arrangements. Using the assembly of the invention a dentist may now position a tool in a desired location relative to a patient's tooth and it will always remain in the desired controlled position so that an extremely accurate recess may be cut in the tooth to receive an inlay. Even if the patient's head moves during the operation, the tool head remains substantially stationary relative to the tooth. Thus, extremely accurate recesses may be cut to permit positive mechanical interengagement with an inlay material.
  • a local optical device adjacent the tool allows a dentist to clearly view, on a substantially magnified scale, the tooth which he is operating on.

Landscapes

  • Health & Medical Sciences (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)

Abstract

A dentistry assembly (1) has a dental tool (2) connected by a releasable coupling (3) to a handle (4). The handle (4) is adjustable in position relative to the drill body (6) to arrange the tool head (2) at a desired angle for operating on a patient's tooth. the dentist may position a tool in a desired location relative to a patient's tooth and it will always remain in the desired controlled position.

Description

"Improvemen s in and relating to dentistry"
The invention relates to dentistry and in particular to a dentistry assembly for preparing a tooth or teeth for an inlay including a dental bridge or the like.
A dentist's work in preparing a tooth for an inlay is a difficult, time consuming and highly skilful task. It is essential to remove all the affected area and to shape the area to receive an inlay in the tooth in three dimensions to preserve as much of the tooth as possible while ensuring mechanical bonding with the inlay when laid into the recess. Access to a patient's teeth to perform this task is limited and even small movements of a patient's head during the operation presents serious problems for a dentist in preparing the tooth correctly and accurately in positions where often it is extremely difficult for a dentist to have a clear view of the tooth he is operating on.
This invention is directed towards providing a dentistry assembly which will overcome at least some of these problems. According to the invention there is provided a dentistry assembly comprising:
mounting means for mounting to a patient,
a dental tool operating means for receiving a dental tool,
the dental tool operating means being mounted on the mounting means, and
means for maintaining the tool in a desired position relative to a patient's tooth.
In a particularly preferred arrangement the mounting means is for mounting in a patient's mouth.
In one embodiment of the invention the mounting means is mounted to the teeth of a patient.
Alternatively or additionally the mounting was mounted to the jaw of a patient.
In a preferred arrangement the means for maintaining the tool in position is provided by a fixing means for fixing the tool to position the tool relative to a patient's tooth. In a particularly preferred embodiment of the invention the mounting means comprises a mouthpiece engageable with a patient's tooth or teeth.
Typically the mouthpiece is provided with a mounting station for the dental tool.
The mouthpiece may include means for mounting a tool operating means .
Preferably the means for mounting a tool operating means comprises an extension of the mouthpiece.
The extension may project in use through a patient's mouth.
The tool operating means may be a mechanical or electromechanical operating means . The operating means may comprise, for example, a bed, a base mounted on the bed, the dental tool being mounted to the base member to permit movement of the tool in a plurality of different directions.
In a preferred arrangement, the dental tool comprises a tool head and a handle for the tool head, the tool head being releasablv mounted to the handle. In a preferred arrangement the mouthpiece is provided with a tooth access opening through which access is gained for operating on a patient's tooth. The mouthpiece may include a plurality of access openings.
In one arrangement the mouthpiece includes a plurality of knock-out tabs, a tab corresponding to a tooth to be operated on being knocked out to permit access to the tooth.
In a preferred arrangement a dam of flexible material is mounted to the mouthpiece for positioning to substantially prevent water or other matter entering a patient's throat during operation of a tooth.
Preferably the assembly incudes a local optical device for viewing a tooth during an operation. Preferably the assembly includes an image transmission unit for transmitting an image from the local optical device to be viewed by a dentist during the operation.
In one arrangement the local optical device is mounted adjacent to the dental tool.
Alternatively or additionally the local optical device may be mounted to the mouthpiece. The mouthpiece may therefore arranged to receive an optical device, for example, by having a plurality of mounting means for receiving the optical device in a desired one of a plurality of different locations.
In another aspect the invention provides apparatus for maintaining a dental tool in a desired position relative to a patient's tooth, the apparatus comprising a mouthpiece for engaging a patient's tooth or teeth, the mouthpiece having means for engaging a dental tool operating means to maintain a dental tool in a desired position relative to a patient's tooth.
Preferably the means for engaging a tool operating means comprises an extension of the mouthpiece.
In a preferred arrangement the extension projects in use through a patient's mouth.
In one embodiment of the invention the mouthpiece is provided with a tooth access opening through which access is gained for operating on a patient's tooth.
Preferably the mouthpiece includes a plurality of access openings .
Most preferably the mouthpiece includes a plurality of knock- out tabs, a tab corresponding to a tooth to be operated on being knocked out to permit access to the tooth.
\ In a particularly preferred arrangement a dam of flexible material is mounted to the mouthpiece for positioning to substantially prevent water or other matter entering a patient's tooth during an operation.
In one arrangement the mouthpiece includes means for mounting a device local to a patient's tooth.
Typically the device is a local optical device.
Preferably the mouthpiece includes a plurality of mounting stations for receiving a device such as an optical device in a desired use of a plurality of different locations.
The invention will be more clearly understood from the following description thereof given by way of example only with reference to the accompanying drawings in which:-
Fig. 1 is a diagrammatic view of a dentistry assembly according to the invention in use;
Fig. 2 is a perspective view of a mouthpiece according to the invention and forming part of the assembly;
Fig. 3 is a perspective view of the mouthpiece of Fig. 2, in use; Fig. 4 is an enlarged view of the assembly in use;
Fig. 5 is a side view of the assembly in use;
Figs . 6 and 7 are respectively side and plan views of a dental tool forming part of the assembly;
Fig. 8 is a side view of a modified dental tool;
Fig. 9 is a plan view of another mouthpiece, and
Fig. 10 is a side view of the mouthpiece of Fig. 9.
Referring to the drawings and initially to Figs. 1 to 8 there is illustrated a dentistry assembly according to the invention and indicated generally by the reference numeral 1. The assembly 1 comprises a dental tool 2, in this case a milling tool which is releasably mounted by a releasable coupling 3 to a handle 4. The tool head 2 is in this case disposable and the handle 4 is pivotally mounted at 5 to a drill body 6 and provided with a motor 7. As will be apparent, particularly from Fig. 6 and 7, the handle 4 is adjustable in position relative to the drill body 6 by any suitable mechanism such as the gear mechanism 10 illustrated to arrange the tool head 2 at a desired angle for operating on a patient's tooth. In this case, the drill body 6 is mounted on a mounting member 12 and is arranged for longitudinal movement in the direction of the arrows X in Jig. 5. The mounting member 12 is in turn mounted on a base member 13 and supported on a bed 15. The connection between the mounting member 12 and base member 13 is arranged to permit height adjustment of the drill body 6 and hence the tool 2 relative to the base member 13 in the direction of the arrows Y in Fig. 5 and angular adjustment between the base member 13 and mounting member 12 in the direction of the arrow Z in Fig. 5. In this way, the position of the tool 2 may be readily easily adjusted in a plurality of different directions to orientate the tool 2 in a correct position relative to a patient's tooth to be operated on. The positioning of the tool 2 may be controlled by a processing means such as a computer linked to motors used to move the tool head, mounting r.ember 12 and base member 13.
Mounting means for linking a patient's head and the tool 2 in such a way that the tool 2 follows the movement of the patient's head is in this case provided by a mouthpiece 20 which is shaped somewhat in the manner of a gum shield and engages over a patient's teeth as illustrated. The mouthpiece 20 is provided with a projection 21 which extends forwardly out of a patient's mouth in use and to which the tool operating means is fixed in any suitable manner, for example, by fixing screws 25 as illustrated in Fig. 5. A rubber dam 26 .see Figs 9 and 10) may be mounted to or engageable with the mouthpiece 20 in any suitable manner to substantially prevent water or other material from entering a patient's throat during operation on a tooth.
The mouthpiece 20 is provided with an access opening 30 through which access is gained to operate on a patient's tooth. The access opening 30 may, for example, be provided by removing a desired one or a number of a plurality of knock-out tabs 31 in the mouthpiece 20.
The mouthpiece 20 may be moulded to suit a particular patient's mouth or may be provided with mouldable material for moulding into a desired shape.
A local optical device, especially a camera (50) with an image transmission unit for transmitting an image from the local optical device to a display which may be viewed by a dentist during operation on a patient's tooth. The camera 50 may be arranged for mounting adjacent to the tool head 2 as illustrated in Fig. 1, 4 or 8. Alternatively or additionally, the or another local optical device may be mounted in any desired arrangement, for example, to one of a plurality of mounting points 40 provided on the mouthpiece 20 as illustrated in Fig. 9. •*:
The dentistry assembly of the invention has considerable advantages over known arrangements. Using the assembly of the invention a dentist may now position a tool in a desired location relative to a patient's tooth and it will always remain in the desired controlled position so that an extremely accurate recess may be cut in the tooth to receive an inlay. Even if the patient's head moves during the operation, the tool head remains substantially stationary relative to the tooth. Thus, extremely accurate recesses may be cut to permit positive mechanical interengagement with an inlay material.
The provision of a local optical device adjacent the tool allows a dentist to clearly view, on a substantially magnified scale, the tooth which he is operating on.
Many variations on the specific embodiments of the invention described will be readily apparent and accordingly the invention is not limited to the embodiments hereinbefore described which mav be varied in both construction and detail.

Claims

1. A dentistry assembly comprising:
mounting means for mounting to a patient,
a dental tool operating means for receiving a 5 dental tool,
the dental tool operating means being mounted on the mounting means, and
means for maintaining the tool in a desired position relative to a patient's tooth.
C 2. A dentistry assembly as claimed in Claim 1 wherein the mounting means is for mounting in a patient's mouth.
3. A dentistry assembly as claimed in Claim 1 wherein the mounting means is mounted to the teeth of a 5 patient.
4. A dentistry assembly as claimed in any of Claims 1 to 3 wherein the mounting means is mounted to the jaw of a patient.
5. A dentistry assembly as claimed in any of claims 1 to 4 wherein the means for maintaining the tool in position is provided by a fixing means for fixing the tool to position the tool relative to a patient's tooth.
6. A dentistry assembly as claimed in any preceding claim wherein the mounting means comprises a mouthpiece engageable with a patient's tooth or teeth.
7. A dentistry assembly as claimed in Claim 6 wherein the mouthpiece is provided with a mounting station for the dental tool.
8. A dentistry assembly as claimed in Claim 6 or 7 wherein the mouthpiece includes means for mounting a tool operating means.
9. A dentistry assembly as claimed in Claim 8 wherein the means for mounting a tool operating means comprises an extension of the mouthpiece.
10. A dentistry assembly as claimed in Claim 9 wherein the extension projects in use through a patient's mouth.
11. A dentistry assembly as claimed in any of Claims 6 to 10 wherein the mouthpiece is provided with a tooth access opening through which access is gained for operating on a patient's tooth.
12. A dentistry assembly as claimed in Claim 10 wherein the mouthpiece includes a plurality of access openings.
13. A dentistry assembly as claimed in any of Claims 6 to 12 wherein the mouthpiece includes a plurality of knock-out tabs, a tab corresponding to a tooth to be operated on being knocked out to permit access to the tooth.
14. A dentistry assembly as claimed in any of Claims 6 to 13 wherein a dam of flexible material is mounted to the mouthpiece for positioning to substantially prevent water or other matter entering a patient's throat during operation on a tooth.
15. A dentistry assembly as claimed in any preceding claim in which the dentistry assembly includes a local optical device for viewing a tooth during an operation.
16. A dentistry assembly as claimed in Claim 15 including an image transmission unit for transmitting an image from the local optical device to be viewed by a dentist during the operation.
17. A dentistry assembly as claimed in Claim 15 or Claim 16 wherein the local optical device is mounted adjacent the dental tool.
18. A dentistry assembly as claimed in any of Claims 6 to 17 wherein the mouthpiece includes means for mounting a local optical device.
19. A dentistry assembly as claimed in Claim 18 wherein the mouthpiece is provided with a plurality of mounting means for receiving an optical device in a desired one of a plurality of different locations.
20. A dentistry assembly substantially as hereinbefore described with reference to the accompanying drawings.
21. Apparatus for maintaining a dental tool in a desired position relative to a patient's tooth, the apparatus comprising a mouthpiece for engaging a patient's tooth or teeth, the mouthpiece having means for engaging a dental tool operating means to maintain a dental tool in a desired position relative to a patient's tooth.
22. Apparatus as claimed in Claim 21 wherein the means for engaging a tool operating means comprises an extension of the mouthpiece.
23. Apparatus as claimed in Claim 22 wherein the extension projects in use through a patient's mouth.
24. Apparatus as claimed in any of Claims 21 to 23 wherein the mouthpiece is provided with a tooth access opening through which access is gained for operating on a patient's tooth.
25. Apparatus as claimed in Claim 24 wherein the mouthpiece includes a plurality of access openings.
26. Apparatus as claimed in any of Claims 21 to 25 wherein the mouthpiece includes a plurality of knock-out tabs, a tab corresponding to a tooth to be operated on being knocked out to permit access to the tooth.
27. Apparatus as claimed in any of Claims 21 to 26 wherein a dam of flexible material is mounted to the mouthpiece for positioning to substantially prevent water or other matter entering a patien 's tooth during an operation.
28. Apparatus as claimed in any of Claims 21 to 27 wherein the mouthpiece includes means for mounting a device local to a patient's tooth.
29. Apparatus as claimed in Claim 28 wherein the device is a local optical device.
30. Apparatus as claimed in any of Claims 21 to 29 wherein the mouthpiece includes a plurality of mounting stations for receiving a device such as an optical device in a desired use of a plurality of different locations.
31. Apparatus for maintaining a dental tool in a desired position substantially as hereinbefore described with reference to the accompanying drawings.
PCT/IE1993/000039 1992-07-31 1993-07-26 Improvements in and relating to dentistry WO1994003120A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU45811/93A AU4581193A (en) 1992-07-31 1993-07-26 Improvements in and relating to dentistry

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IE922526 1992-07-31
IE922526 1992-07-31

Publications (1)

Publication Number Publication Date
WO1994003120A1 true WO1994003120A1 (en) 1994-02-17

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WO (1) WO1994003120A1 (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998042271A1 (en) * 1997-03-22 1998-10-01 Richard Macneil Remotely controlled dental treatment apparatus
WO2001041667A1 (en) * 1999-12-09 2001-06-14 Neuschaefer Gerd Device for preparing at least one tooth for receiving a crown, bridge, or similar.
WO2013164537A2 (en) 2012-05-04 2013-11-07 Stephen Koubi Intraoral device for automated preparation of the teeth with a view to performing partial or peripheral restorations
CN107928812A (en) * 2017-11-30 2018-04-20 东南大学 Hold root canal file device
WO2020105052A1 (en) * 2018-11-23 2020-05-28 Drobotics Ltd. Devices and methods for shaping a tooth
EP3834769A1 (en) * 2020-10-26 2021-06-16 Radu-Ioan Fruman Portable device for robotic intraoral preparation of abutment teeth

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH264449A (en) * 1946-09-06 1949-10-15 Emery Roger Device for perforating parallel horizontal wells in the anterior teeth and method for obtaining this device.
US4344755A (en) * 1980-09-15 1982-08-17 Gold Henry O Dental handpiece guide
DE3500921A1 (en) * 1985-01-12 1986-07-17 Bernhard 4775 Lippetal Dollmann Dental treatment apparatus
EP0517138A1 (en) * 1991-06-04 1992-12-09 Giuseppe Gava Support and guide for a dental drill

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH264449A (en) * 1946-09-06 1949-10-15 Emery Roger Device for perforating parallel horizontal wells in the anterior teeth and method for obtaining this device.
US4344755A (en) * 1980-09-15 1982-08-17 Gold Henry O Dental handpiece guide
DE3500921A1 (en) * 1985-01-12 1986-07-17 Bernhard 4775 Lippetal Dollmann Dental treatment apparatus
EP0517138A1 (en) * 1991-06-04 1992-12-09 Giuseppe Gava Support and guide for a dental drill

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998042271A1 (en) * 1997-03-22 1998-10-01 Richard Macneil Remotely controlled dental treatment apparatus
WO2001041667A1 (en) * 1999-12-09 2001-06-14 Neuschaefer Gerd Device for preparing at least one tooth for receiving a crown, bridge, or similar.
WO2013164537A2 (en) 2012-05-04 2013-11-07 Stephen Koubi Intraoral device for automated preparation of the teeth with a view to performing partial or peripheral restorations
FR2990129A1 (en) * 2012-05-04 2013-11-08 Stephen Koubi INTRA-MOBILE DEVICE FOR THE AUTOMATED PREPARATION OF TEETH TO PERFORM PARTIAL OR PERIPHERAL RESTORATIONS
WO2013164537A3 (en) * 2012-05-04 2014-11-27 Stephen Koubi Intraoral device for automated preparation of the teeth with a view to performing partial or peripheral restorations
CN104519825A (en) * 2012-05-04 2015-04-15 斯蒂芬·库比 Intraoral device for automated preparation of the teeth with a view to performing partial or peripheral restorations
US9554872B2 (en) 2012-05-04 2017-01-31 Stephen KOUBI Intraoral device for automated preparation of the teeth with a view to performing partial or peripheral restorations
CN107928812A (en) * 2017-11-30 2018-04-20 东南大学 Hold root canal file device
CN107928812B (en) * 2017-11-30 2024-06-04 东南大学 Root canal file holder
WO2020105052A1 (en) * 2018-11-23 2020-05-28 Drobotics Ltd. Devices and methods for shaping a tooth
EP3834769A1 (en) * 2020-10-26 2021-06-16 Radu-Ioan Fruman Portable device for robotic intraoral preparation of abutment teeth

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