WO2021062970A1 - 一种牙科扭力扳手用转换接头 - Google Patents

一种牙科扭力扳手用转换接头 Download PDF

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Publication number
WO2021062970A1
WO2021062970A1 PCT/CN2020/073216 CN2020073216W WO2021062970A1 WO 2021062970 A1 WO2021062970 A1 WO 2021062970A1 CN 2020073216 W CN2020073216 W CN 2020073216W WO 2021062970 A1 WO2021062970 A1 WO 2021062970A1
Authority
WO
WIPO (PCT)
Prior art keywords
wrench
cavity
rotation
section
dental
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.)
Ceased
Application number
PCT/CN2020/073216
Other languages
English (en)
French (fr)
Chinese (zh)
Inventor
高志威
白军海
张潇
陈贤帅
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.)
Foshan Angels Biotechnology Co Ltd
Original Assignee
Foshan Angels Biotechnology Co Ltd
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 Foshan Angels Biotechnology Co Ltd filed Critical Foshan Angels Biotechnology Co Ltd
Publication of WO2021062970A1 publication Critical patent/WO2021062970A1/zh
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C13/00—Dental prostheses; Making same
    • A61C13/225—Fastening prostheses in the mouth
    • A61C13/30—Fastening of peg-teeth in the mouth
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C8/00—Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C8/00—Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools
    • A61C8/0018—Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools characterised by the shape
    • A61C8/0027—Frames

Definitions

  • the invention belongs to the field of oral implantation, and specifically relates to a conversion joint for a dental torque wrench used in a dental implantation process.
  • the present invention provides an adapter for dental torque wrenches.
  • a set of tools can be shared between a dental handpiece and a torque wrench, which can save costs and reduce the volume of a dental special tool box, which is convenient Management and convenience for doctors.
  • the present invention adopts the following technical solutions.
  • a conversion joint for a dental torque wrench comprising a wrench coupling head, a wrench coupling connecting part and a connecting piece;
  • the wrench coupling head is a revolving body structure, and the wrench coupling head is provided with a stepped through hole;
  • the wrench connecting portion is a revolving structure, and the wrench connecting portion includes a cylindrical section and an inverted cone section from top to bottom.
  • a ratchet installation groove is provided on the surface of the cylindrical section, and the ratchet installation groove is
  • a stop boss is provided on the surface of the lower cylindrical section, a limit groove is provided between the ratchet mounting groove and the stop boss, and the limit spring is installed in the limit groove, so
  • the wrench joint connecting portion is provided with a first inner cavity, the first inner cavity is a connecting cavity and a mobile phone tool accommodating cavity from top to bottom, and the diameter of the connecting cavity is larger than the mobile phone tool accommodating cavity;
  • the connecting member is a revolving body structure, and the connecting member is a head connecting section and a joint connecting section from top to bottom.
  • the head connecting section is in clearance fit with the stepped through hole, and the joint is connected
  • the section is in interference fit with the connecting cavity, the connecting piece is provided with a second inner cavity, and the inner wall of the second inner cavity is provided with a mounting hole and an anti-rotation block, the anti-rotation block is installed in interference interference In the mounting hole; the inner wall of the second inner cavity is provided with a mounting cavity and a clamping member, and the clamping member is installed in the mounting cavity.
  • an anti-rotation boss is provided on the inner wall of the connecting cavity, and an anti-rotation groove is provided on the surface of the connecting section of the connecting portion, and the anti-rotation boss is adapted to the anti-rotation groove;
  • the inner wall of the connecting cavity is provided with an anti-rotation key
  • the connecting section is provided with an anti-rotation keyway
  • the anti-rotation keyway is adapted to the anti-rotation key.
  • the clamping member is a clamping elastic piece, and one end of the clamping elastic piece is welded or riveted in the installation cavity.
  • the clamping member includes a spring and a steel ball, one end of the spring is fixed in the mounting cavity, and the other end of the spring is fixedly connected with the steel ball.
  • the wrench is provided with a threading through hole in the combination head, and this structure can allow the medical thread to pass through, thereby preventing it from falling.
  • the maximum width of the wrench joint head is smaller than the width of the cylindrical section of the wrench joint joint.
  • the present invention includes a wrench joint head, a wrench joint connection part and a connecting piece; the wrench joint joint part is provided with a ratchet installation groove, and the wrench joint connection part is connected to the wrench through the ratchet installation groove.
  • the torque wrench is matched, a second inner cavity is provided in the connecting piece, and the mobile phone tool accommodating cavity is used to install a dental handpiece.
  • the dental handpiece and the torque wrench share the same set of tools, which not only saves costs, but also The volume of the special tool box for dental surgery is reduced, which is convenient for doctors to manage and practical; and there is an anti-rotation block in the second cavity, the anti-rotation block can limit the dental handpiece tool installed inside Function; and a clamping member is also provided in the second inner cavity, the clamping member can clamp the dental handpiece tool installed inside to prevent it from falling.
  • Example 1 is a front view and a cross-sectional view of the assembly of the adapter for the dental torque wrench and the dental handpiece tool described in Example 1;
  • Figure 2 is a front view and a cross-sectional view of the wrench joint connection part of the first embodiment
  • Figure 3 is a front view and a cross-sectional view of the connector described in Embodiment 1;
  • Embodiment 4 is another schematic diagram of the structure in Embodiment 1 for preventing relative rotation of the connecting member and the connecting part of the wrench.
  • FIG. 5 is a schematic diagram of another structure of the clamping member described in Embodiment 1.
  • FIG. 5 is a schematic diagram of another structure of the clamping member described in Embodiment 1.
  • a conversion joint for a dental torque wrench includes a wrench coupling head 11, a wrench coupling connecting portion 12, and a connecting piece 13;
  • the wrench coupling head 11 is a revolving structure, and the wrench coupling head 11 is provided with a stepped through hole;
  • the wrench coupling connecting portion 12 is a rotating body structure, and the wrench coupling connecting portion 12 is a cylindrical section and an inverted cone section 123 from top to bottom.
  • a ratchet mounting groove 1211 is provided on the surface of the cylindrical section.
  • a stop boss 122 is provided on the surface of the lower cylindrical section of the ratchet mounting groove 1211, a limit groove is provided between the ratchet mounting groove 1211 and the stop boss 122, and a limit spring 1213 is installed on the In the limiting groove, the wrench joint connecting portion 12 is provided with a first inner cavity.
  • the first inner cavity is a connecting cavity 124 and a mobile phone tool accommodating cavity 125 from top to bottom.
  • the diameter of the connecting cavity 124 is larger than The mobile phone tool accommodating cavity 125;
  • the connecting member 13 is a revolving body structure.
  • the connecting member is a head connecting section and a joint connecting section from top to bottom.
  • the head connecting section is in clearance fit with the stepped through hole, and the joint
  • the connecting section is in interference fit with the connecting cavity 124, the connecting piece is provided with a second inner cavity 132, the second inner cavity 132 is in communication with the mobile phone tool accommodating cavity 125, and the inner wall of the second inner cavity 132
  • a mounting hole and an anti-rotation block 133 are provided on the upper part, and the anti-rotation block 133 is interference-installed in the mounting hole;
  • the inner wall of the second inner cavity 132 is provided with a mounting cavity 1321 and a clamping member, so The clamping member is installed in the installation cavity 1321.
  • an anti-rotation boss 1241 is provided on the inner wall of the connecting cavity 124, and an anti-rotation groove 1311 is provided on the surface of the connecting section of the coupling part.
  • the anti-rotation boss 1241 is suitable for the anti-rotation groove 1311. With; this structure can prevent the connecting piece is installed in the wrench joint connecting portion 12 inside, relative to the wrench joint connecting portion 12 relative rotation.
  • the clamping member is a clamping elastic piece 134, one end of the clamping elastic piece 134 is welded or riveted in the installation cavity 1321.
  • the wrench joint head 11 is provided with a threading through hole 111, and this structure can allow the medical thread to pass through, thereby preventing it from falling.
  • the maximum width of the wrench joint head 11 is smaller than the width of the cylindrical section of the wrench joint joint 12.
  • an anti-rotation key may also be provided on the inner wall of the connecting cavity, and an anti-rotation keyway is provided on the connecting section of the coupling part.
  • the keyway is adapted to the anti-rotation key.
  • the above-mentioned clamping member may further include a spring and a steel ball, one end of the spring is fixed in the installation cavity, and the other end of the spring is fixedly connected with the steel ball, as shown in FIG. 5.

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)
  • Orthopedic Medicine & Surgery (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
PCT/CN2020/073216 2019-12-16 2020-01-20 一种牙科扭力扳手用转换接头 Ceased WO2021062970A1 (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201922272519.6 2019-12-16
CN201922272519.6U CN211962247U (zh) 2019-12-16 2019-12-16 一种牙科扭力扳手用转换接头

Publications (1)

Publication Number Publication Date
WO2021062970A1 true WO2021062970A1 (zh) 2021-04-08

Family

ID=73378819

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2020/073216 Ceased WO2021062970A1 (zh) 2019-12-16 2020-01-20 一种牙科扭力扳手用转换接头

Country Status (3)

Country Link
CN (1) CN211962247U (cs)
CZ (1) CZ34716U1 (cs)
WO (1) WO2021062970A1 (cs)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW351674B (en) * 1996-06-13 1999-02-01 Straumann Inst Ag Clamping chuck for an insertable tool
SE523396C2 (sv) * 2001-03-12 2004-04-13 Nobel Biocare Ab Anordning för att i dentalt sammanhang utlösningsbart fasthålla första och andra enheter
CN103860278A (zh) * 2014-03-20 2014-06-18 常州百康特医疗器械有限公司 一种牙科取钉器
CN105213042A (zh) * 2015-11-03 2016-01-06 桂林市啄木鸟医疗器械有限公司 一种增加挡件的牙科手机机芯

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW351674B (en) * 1996-06-13 1999-02-01 Straumann Inst Ag Clamping chuck for an insertable tool
SE523396C2 (sv) * 2001-03-12 2004-04-13 Nobel Biocare Ab Anordning för att i dentalt sammanhang utlösningsbart fasthålla första och andra enheter
CN103860278A (zh) * 2014-03-20 2014-06-18 常州百康特医疗器械有限公司 一种牙科取钉器
CN105213042A (zh) * 2015-11-03 2016-01-06 桂林市啄木鸟医疗器械有限公司 一种增加挡件的牙科手机机芯

Also Published As

Publication number Publication date
CN211962247U (zh) 2020-11-20
CZ34716U1 (cs) 2020-12-22

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