WO2021114576A1 - 一种口腔修复支架 - Google Patents

一种口腔修复支架 Download PDF

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Publication number
WO2021114576A1
WO2021114576A1 PCT/CN2020/091777 CN2020091777W WO2021114576A1 WO 2021114576 A1 WO2021114576 A1 WO 2021114576A1 CN 2020091777 W CN2020091777 W CN 2020091777W WO 2021114576 A1 WO2021114576 A1 WO 2021114576A1
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Prior art keywords
section
snap ring
tooth
retention
support
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PCT/CN2020/091777
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English (en)
French (fr)
Inventor
张春雨
高志威
季方秋
陈贤帅
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佛山市逸合生物科技有限公司
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Publication of WO2021114576A1 publication Critical patent/WO2021114576A1/zh

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    • 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
    • A61C8/0089—Implanting tools or instruments
    • 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
    • A61C8/0022—Self-screwing
    • 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
    • A61C8/0037—Details of the shape

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  • the invention belongs to the technical field of oral restoration, and particularly relates to an oral restoration support.
  • the existing implant technology requires multiple implants to be implanted one by one for the condition of multiple tooth loss, which will cause greater damage to the patient’s alveolar bone and at the same time lead to larger bone defects, thereby increasing the patient’s recovery time. Increased the difficulty and cost of the operation.
  • prosthetic repair can repair larger defects without causing damage, it requires more retention support, which in turn covers larger soft tissues, resulting in greater discomfort for patients. At the same time, the looseness of the prosthesis's retention method will affect the patient's normal chewing.
  • the present invention provides an oral repair support, which has excellent stability and can reduce the discomfort of patients.
  • this application adopts the following technical measures.
  • An oral prosthetic bracket including a bracket, an implant nail and a retention nut
  • the bracket includes a retaining section and a supporting section, the supporting section is arranged at both ends of the retaining section, the retaining section includes a fixed snap ring, and the fixed snap ring includes a tooth inner side snap ring arm and a tooth outer side A snap ring arm, the inner side snap ring arm of the tooth and the outer side snap ring arm of the tooth are close to the tooth surface; the supporting section is provided with a mounting hole;
  • the implant nail is a revolving body structure, the implant nail is adapted to the installation hole, the implant nail is an installation section, a sealing section and a bone grafting section from top to bottom, and the bone grafting section is inverted cone shape Structure, the surface of the bone graft section is provided with external threads, the closed section and the mounting section are cylindrical structures, the diameter of the closed section is larger than the diameter of the mounting section, and the mounting section is provided with an outer thread on the surface
  • the end of the installation section is provided with an installation groove; the retention nut has a circular ring structure, and the retention nut matches the external thread on the surface of the installation section.
  • the fixed snap ring further includes a third snap ring arm, the third snap ring arm is disposed at the connection between the snap ring arm inside the tooth and the snap ring arm outside the tooth, and the third snap ring The ring arm is close to the tooth surface.
  • an auxiliary installation hole is also provided on the edge of the retaining nut.
  • bracket, implant nail and retention nut are pure titanium components.
  • the thickness of the support section is 0.20 to 0.30 mm.
  • the hole diameter of the mounting hole is 0.5-1.0 mm.
  • the oral prosthetic support in the present invention includes a support, an implant nail and a retention nut, the support includes a retention section and a support section, and the support section is arranged at both ends of the retention section ,
  • the retaining section includes a fixed snap ring, the fixed snap ring includes a tooth inner snap ring arm and a tooth outer snap ring arm, the tooth inner snap ring arm and the tooth outer snap ring arm are close to the tooth surface;
  • the supporting section is provided with a mounting hole;
  • the implant nail is a revolving body structure, the implant nail is adapted to the mounting hole, and the implant nail is a mounting section, a sealing section, and a bone grafting section from top to bottom.
  • the bone graft section has an inverted cone structure, the surface of the bone graft section is provided with external threads, the closed section and the mounting section are cylindrical structures, and the diameter of the closed section is larger than the diameter of the mounting section ,
  • the mounting section is provided with an external thread on the surface, and the end of the mounting section is provided with a mounting groove;
  • the retention nut has a circular ring structure, and the retention nut is connected to the external thread on the mounting section surface Matching;
  • the oral repair stent retains the stent by implanting nails, which improves the retention stability of the stent while reducing the patient’s injury, and at the same time greatly reduces the non-retention-only use
  • the effective stent area makes the oral repair stent compact and reduces the patient's discomfort; at the same time, the detachable design facilitates the patient to remove the stent for cleaning or replacement when necessary.
  • Figure 1 is a schematic diagram of the assembly structure of the oral prosthetic bracket described in Example 1;
  • Figure 2 is a schematic diagram of the structure of the stent described in Example 1;
  • Figure 3 is a schematic diagram of the structure of the implant nail described in Example 1;
  • FIG. 4 is a schematic diagram of the structure of the retaining nut in Embodiment 1.
  • FIG. 4 is a schematic diagram of the structure of the retaining nut in Embodiment 1.
  • a dental prosthetic bracket including a bracket 100, implant nail 200 and retention nut 300;
  • the bracket 100 includes a retaining section and a supporting section 110.
  • the supporting section 110 is arranged at both ends of the retaining section.
  • the retaining section includes a fixed snap ring 120, and the fixed snap ring 120 includes a tooth inner clip.
  • the ring arm and the tooth outer snap ring arm, the tooth inner snap ring arm and the tooth outer snap ring arm are close to the tooth surface;
  • the supporting section 110 is provided with a mounting hole 130;
  • the implant nail 200 is a revolving structure, and the implant nail 200 is adapted to the mounting hole 130.
  • the implant nail 200 includes a mounting section 210, a sealing section 220, and a bone graft section 230 from top to bottom.
  • the bone graft section 230 has an inverted cone structure, the surface of the bone graft section 230 is provided with external threads, the sealing section 220 and the mounting section 210 are cylindrical structures, and the diameter of the sealing section 220 is larger than that of the mounting section 210, the mounting section 210 is provided with an external thread on the surface, and the end of the mounting section 210 is provided with a mounting groove;
  • the retention nut 300 has a circular ring structure, and the retention nut 300 is connected to the The external threads on the surface of the mounting section 210 match.
  • the fixed snap ring 120 further includes a third snap ring arm, and the third snap ring arm is disposed at the connection between the snap ring arm on the inner side of the tooth and the snap ring arm on the outer side of the tooth, and the third snap ring arm The clasp arm is close to the tooth surface.
  • the side of the retaining nut 300 is also provided with an installation auxiliary hole 310.
  • bracket 100, the implant nail 200 and the retention nut 300 are pure titanium components.
  • the thickness of the supporting section 110 is 0.20 to 0.30 mm.
  • the diameter of the mounting hole 130 is 0.5-1.0 mm.
  • the mounting hole 130 of the bracket 100 is aligned with the mounting section 210 of the implant nail 200 for installation. During the installation, it is ensured that the fixed snap ring 120 of the bracket 100 is in full contact with the adjacent teeth. Then, the bracket 100 and the implant nail 200 are fixed by the retaining nut 300. Finally, the denture is installed on the implant nail 200.

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  • Health & Medical Sciences (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Orthopedic Medicine & 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 Prosthetics (AREA)
  • Prostheses (AREA)

Abstract

一种口腔修复支架，包括支架（100）、种植钉（200）及固位螺母（300），支架（100）包括固位段及支撑段（110），支撑段（110）设置在固位段的两端，固位段包括固定卡环（120）；支撑段（110）上设有安装孔（130）；种植钉（200）为回转体结构，种植钉（200）与安装孔（130）适配，种植钉从上到下依次为安装段（210）、封闭段（220）与植骨段（230）；固位螺母（300）与安装段（210）表面上的外螺纹匹配；口腔修复支架通过种植钉（200）植入的方式对支架（100）进行固位，实现减小患者损伤的情况下提高了支架的固位稳定性，同时较大的减少了仅用于固位的非作用支架面积，进而使得口腔修复支架变得小巧而减少患者的不适感；同时可拆卸的设计便于患者在必要时可取下支架（100）用于清洗或者更换。

Description

一种口腔修复支架 技术领域
本发明属于口腔修复技术领域，特别涉及一种口腔修复支架。
背景技术
现有种植技术对于多颗牙齿缺失的病况需要使用多枚种植体逐一进行种植，这会对患者牙槽骨造成较大的损伤，同时导致较大的骨缺损，进而增加了患者的痊愈时间，增加了手术难度与成本。赝复体修复虽然可以在不造成损伤的情况下修复较大的缺损，但是其所需固位支撑较多，进而对软组织的覆盖较大导致患者不适感较强。同时赝复体的固位方式松动较大较为影响患者的正常咀嚼。
发明内容
本发明提供了一种口腔修复支架，所述口腔修复支架具有优良的稳定性，并且能减少患者的不适感。
为解决上述技术问题，本申请采用下述技术措施。
一种口腔修复支架，包括支架、种植钉及固位螺母；
所述支架包括固位段及支撑段，所述支撑段设置在所述固位段的两端，所述固位段包括固定卡环，所述固定卡环包括齿内侧卡环臂及齿外侧卡环臂，所述齿内侧卡环臂及所述齿外侧卡环臂紧贴牙齿齿面；所述支撑段上设有安装孔；
所述种植钉为回转体结构，所述种植钉与所述安装孔适配，所述种植钉从上到下依次为安装段、封闭段与植骨段，所述植骨段为倒锥形结构，所述植骨段表面设有外螺纹，所述封闭段与所述安装段为圆柱形结构，所述封闭段的直径大于所述安装段的直径，所述安装段表面上设有外螺纹，所述安装段的端部设有安装槽；所述固位螺母为圆环形结构，所述固位螺母与所述安装段表面上的外螺纹匹配。
进一步地，所述固定卡环还包括第三卡环臂，所述第三卡环臂设置在所述齿内侧卡环臂与所述齿外侧卡环臂的连接处，且所述第三卡环臂紧贴牙齿齿面。
进一步地，所述固位螺母的边部上还设有安装辅助孔。
进一步地，其特征在于，所述安装辅助孔设有4个，并且沿所述固位螺母的中心均匀分布。
进一步地，所述支架、种植钉及固位螺母为纯钛构件。
进一步地，所述支撑段的厚度为0.20～0.30mm。
进一步地，所述安装孔的孔径为0.5～1.0mm。
本发明的有益效果为：本发明中所述口腔修复支架包括支架、种植钉及固位螺母，所述支架包括固位段及支撑段，所述支撑段设置在所述固位段的两端，所述固位段包括固定卡环，所述固定卡环包括齿内侧卡环臂及齿外侧卡环臂，所述齿内侧卡环臂及所述齿外侧卡环臂紧贴牙齿齿面；所述支撑段上设有安装孔；所述种植钉为回转体结构，所述种植钉与所述安装孔适配，所述种植钉从上到下依次为安装段、封闭段与植骨段，所述植骨段为倒锥形结构，所述植骨段表面设有外螺纹，所述封闭段与所述安装段为圆柱形结构，所述封闭段的直径大于所述安装段的直径，所述安装段表面上设有外螺纹，所述安装段的端部设有安装槽；所述固位螺母为圆环形结构，所述固位螺母与所述安装段表面上的外螺纹匹配；所述口腔修复支架通过种植钉植入的方式对支架进行固位，实现减小患者损伤的情况下提高了支架的固位稳定性，同时较大的减少了仅用于固位的非作用支架面积，进而使得口腔修复支架变得小巧而减少患者的不适感；同时可拆卸的设计便于患者在必要时可取下支架用于清洗或者更换。
附图说明
图1为实施例1中所述口腔修复支架的装配结构示意图；
图2为实施例1中所述支架的结构示意图；
图3为实施例1中所述种植钉的结构示意图；
图4为实施例1中固位螺母的结构示意图。
具体实施方式
实施例1
参照图1～图4，一种口腔修复支架，包括支架100、种植钉200及固位螺母300；
所述支架100包括固位段及支撑段110，所述支撑段110设置在所述固位段的两端，所述固位段包括固定卡环120，所述固定卡环120包括齿内侧卡环臂及齿外侧卡环臂，所述齿内侧卡环臂及所述齿外侧卡环臂紧贴牙齿齿面；所述支撑段110上设有安装孔130；
所述种植钉200为回转体结构，所述种植钉200与所述安装孔130适配，所述种植钉200从上到下依次为安装段210、封闭段220与植骨段230，所述植骨段230为倒锥形结构，所述植骨段230表面设有外螺纹，所述封闭段220与所述安装段210为圆柱形结构，所述封闭段220的直径大于所述安装段210的直径，所述安装段210表面上设有外螺纹，所述安装段210的端部设有安装槽；所述固位螺母300为圆环形结构，所述固位螺母300与所述安装段210表面上的外螺纹匹配。
进一步地，所述固定卡环120还包括第三卡环臂，所述第三卡环臂设置在所述齿内侧卡环臂与所述齿外侧卡环臂的连接处，且所述第三卡环臂紧贴牙齿齿面。
进一步地，所述固位螺母300的边部上还设有安装辅助孔310。
进一步地，其特征在于，所述安装辅助孔310设有4个，并且沿所述固位螺母300的中心均匀分布。
进一步地，所述支架100、种植钉200及固位螺母300为纯钛构件。
进一步地，所述支撑段110的厚度为0.20～0.30mm。
进一步地，所述安装孔130的孔径为0.5～1.0mm。
在给患者安装时，首先在患者牙槽骨上通过导板钻取安装孔，然后使用专用工具将种植钉200的植骨段230植入牙槽骨内。植入完成时，保证种植钉的封闭段220高出牙龈软组织。等待种植钉200与牙槽骨结合稳固之后，将支架 100的安装孔130对准种植钉200的安装段210进行安装。安装的同时保证支架100的固定卡环120与邻齿充分接触。随后通过固位螺母300将所述支架100与种植钉200固定。最后将义齿安装到所述种植钉200上。

Claims (7)

  1. 一种口腔修复支架，其特征在于，包括支架、种植钉及固位螺母；
    所述支架包括固位段及支撑段，所述支撑段设置在所述固位段的两端，所述固位段包括固定卡环，所述固定卡环包括齿内侧卡环臂及齿外侧卡环臂，所述齿内侧卡环臂及所述齿外侧卡环臂紧贴牙齿齿面；所述支撑段上设有安装孔；
    所述种植钉为回转体结构，所述种植钉与所述安装孔适配，所述种植钉从上到下依次为安装段、封闭段与植骨段，所述植骨段为倒锥形结构，所述植骨段表面设有外螺纹，所述封闭段与所述安装段为圆柱形结构，所述封闭段的直径大于所述安装段的直径，所述安装段表面上设有外螺纹，所述安装段的端部设有安装槽；所述固位螺母为圆环形结构，所述固位螺母与所述安装段表面上的外螺纹匹配。
  2. 根据权利要求1所述的一种口腔修复支架，其特征在于，所述固定卡环还包括第三卡环臂，所述第三卡环臂设置在所述齿内侧卡环臂与所述齿外侧卡环臂的连接处，且所述第三卡环臂紧贴牙齿齿面。
  3. 根据权利要求1所述的一种口腔修复支架，其特征在于，所述固位螺母的边部上还设有安装辅助孔。
  4. 根据权利要求3所述的一种口腔修复支架，其特征在于，所述安装辅助孔设有4个，并且沿所述固位螺母的中心均匀分布。
  5. 根据权利要求1所述的一种口腔修复支架，其特征在于，所述支架、种植钉及固位螺母为纯钛构件。
  6. 根据权利要求1所述的一种口腔修复支架，其特征在于，所述支撑段的厚度为0.20～0.30mm。
  7. 根据权利要求1所述的一种口腔修复支架，其特征在于，所述安装孔的孔径为0.5～1.0mm。
PCT/CN2020/091777 2019-12-10 2020-05-22 一种口腔修复支架 WO2021114576A1 (zh)

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3660899A (en) * 1970-09-16 1972-05-09 Leonard I Linkow Bridge stabilizing system
US3881251A (en) * 1974-01-02 1975-05-06 Maurice Valen Crown and bridge prefabricated system
CN102625679A (zh) * 2009-09-09 2012-08-01 丹塔尔伊诺维森有限公司 牙桥附接系统和方法
CN203988440U (zh) * 2014-06-24 2014-12-10 蔡镇国 植牙两用模具结构
CN104799959A (zh) * 2014-01-26 2015-07-29 朴永浩 一种口腔种植数字化桥体修复基台及其种植方法
CN205181500U (zh) * 2015-11-30 2016-04-27 杭州胜品医疗器械有限公司 一种活动义齿支架
CN209360951U (zh) * 2018-10-09 2019-09-10 美尚(广州)医疗科技有限公司 一种可拆卸式活动义齿

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3660899A (en) * 1970-09-16 1972-05-09 Leonard I Linkow Bridge stabilizing system
US3881251A (en) * 1974-01-02 1975-05-06 Maurice Valen Crown and bridge prefabricated system
CN102625679A (zh) * 2009-09-09 2012-08-01 丹塔尔伊诺维森有限公司 牙桥附接系统和方法
CN104799959A (zh) * 2014-01-26 2015-07-29 朴永浩 一种口腔种植数字化桥体修复基台及其种植方法
CN203988440U (zh) * 2014-06-24 2014-12-10 蔡镇国 植牙两用模具结构
CN205181500U (zh) * 2015-11-30 2016-04-27 杭州胜品医疗器械有限公司 一种活动义齿支架
CN209360951U (zh) * 2018-10-09 2019-09-10 美尚(广州)医疗科技有限公司 一种可拆卸式活动义齿

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