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US 12,678,205 B2Granted
Spacing-adjustable orthopedic apparatus
AssigneeKorea University Research and Business Foundation
InventorEui Seok Lee
Life of this patent
Estimating the term…
Abstract
The present invention relates to a spacing-adjustable bone orthopedic apparatus. The apparatus may include a plate including a main body and a through portion having a predetermined length and formed to pass through the main body and a locking screw which is inserted into the through portion, which includes a screw body and a screw head which are capable of being coupled to each other, and in which outer circumferential surface saw teeth are formed on an outer circumferential surface of the screw head.
Claims14
A spacing-adjustable bone orthopedic apparatus comprising:
- a plate including a main body and a through portion having a predetermined length and formed to pass through the main body;
- and
- a locking screw which is inserted into the through portion, which includes a screw body and a screw head which are coupled to each other, and in which outer circumferential surface saw teeth are formed on an outer circumferential surface of the screw head,
- wherein the plate includes a sidewall formed at one side of the main body, and a plurality of plate saw teeth are formed on the sidewall in a longitudinal direction of the sidewall to extend toward the through portion,
- wherein the screw body includes a body portion in which a screw thread is formed on an outer circumferential surface, and a head portion in which locking saw teeth are formed on an outer circumferential surface, and
- wherein the outer circumferential surface saw teeth of the screw head are formed to engage with the plurality of plate saw teeth, and inner circumferential surface saw teeth are formed on a part of an inner circumferential surface of the screw head to engage with the locking saw teeth of the screw body.
3 more elements
Dependencies are inferred from the claim text.