GB659297A - Improvements in or relating to orthodontic screws - Google Patents
Improvements in or relating to orthodontic screwsInfo
- Publication number
- GB659297A GB659297A GB64049A GB64049A GB659297A GB 659297 A GB659297 A GB 659297A GB 64049 A GB64049 A GB 64049A GB 64049 A GB64049 A GB 64049A GB 659297 A GB659297 A GB 659297A
- Authority
- GB
- United Kingdom
- Prior art keywords
- screw
- orthodontic
- handed
- relating
- projections
- 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.)
- Expired
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C7/00—Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
- A61C7/10—Devices having means to apply outwardly directed force, e.g. expanders
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
659,297. Orthodontic screws. MAZUR, J., and HUDSON, M. W. P. Jan. 10, 1949, No. 640. [Class 81(ii)] An orthodontic screw device comprises a pair of socket members 1, 2 in the form of bars adapted to be embedded in two parts 7<1>, 8<1> of a dental plate and formed at one end with screw-threaded projections 6 directed away from each other and receiving the ends of an expander screw having right-handed and left-handed screw threads 9, 10, said bars being formed at the opposite end with projections 5 extending towards and slidably engaged with each other by means of a pin 12 carried by one projection engaging a socket 13 in the other projection. Specification 641,139, is referred to.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB64049A GB659297A (en) | 1949-01-10 | 1949-01-10 | Improvements in or relating to orthodontic screws |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB64049A GB659297A (en) | 1949-01-10 | 1949-01-10 | Improvements in or relating to orthodontic screws |
Publications (1)
Publication Number | Publication Date |
---|---|
GB659297A true GB659297A (en) | 1951-10-24 |
Family
ID=9707890
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB64049A Expired GB659297A (en) | 1949-01-10 | 1949-01-10 | Improvements in or relating to orthodontic screws |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB659297A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5564920A (en) * | 1993-05-06 | 1996-10-15 | Klapper; Lewis | Palatal expander |
-
1949
- 1949-01-10 GB GB64049A patent/GB659297A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5564920A (en) * | 1993-05-06 | 1996-10-15 | Klapper; Lewis | Palatal expander |
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