Title:
POSITIONING AND GUIDING ASSEMBLY FOR DENTAL IMPLANT
Document Type and Number:
WIPO Patent Application WO/2018/228482
Kind Code:
A1
Abstract:
A positioning and guiding assembly (100) for a dental implant, comprising: a positioning rod (1), a male positioning component (2), a female snap-fit component (3), a connection component (4), and at least two guiding components (5, 5a, 5b, 5c). The positioning rod (1) is adapted to be inserted into a hole (611) drilled in advance in an oral model (6) of a patient. The male positioning component (2) is provided with a through hole (21) which corresponds to the positioning rod (1) and is adapted to be sleeved on the positioning rod (1). The female snap-fit component (3) is positionably assembled to the male positioning component (2). The connection component (4) is fixedly connected to one side of the female snap-fit component (3), and is provided with an oral contact surface that matches the contour of the oral cavity of the patient for being fit to the contour of the oral cavity. Any of the guiding components (5, 5a, 5b, 5c) is positionably assembled to the female snap-fit component (3), and each of the guiding components (5, 5a, 5b, 5c) is provided with a notch (G). A curved guiding surface (51) is formed at the notch (G) to guide a surgeon to drill a hole for a dental implant.
Inventors:
WANG HOM-LAY (CN)
TIAN FANGJUN (CN)
TIAN FANGJUN (CN)
Application Number:
PCT/CN2018/091290
Publication Date:
December 20, 2018
Filing Date:
June 14, 2018
Export Citation:
Assignee:
BHZ BIOTECH CO LTD (CN)
International Classes:
A61C8/00
Domestic Patent References:
| WO2010091839A1 | 2010-08-19 |
Foreign References:
| CN107184285A | 2017-09-22 | |||
| EP2229909A1 | 2010-09-22 | |||
| US5718579A | 1998-02-17 | |||
| CN103876805A | 2014-06-25 | |||
| US20090298008A1 | 2009-12-03 |
Attorney, Agent or Firm:
NANJING RUIHONG PATENT & TRADEMARK AGENCY (ORDINARY PARTNERSHIP) (CN)
Download PDF: