Title:
BONE PLATE AND BONE PLATE SYSTEM
Document Type and Number:
WIPO Patent Application WO/2017/138073
Kind Code:
A1
Abstract:
The present invention allows a screw to be fastened to a bone at a desired angle. The bone plate includes a top surface on the opposite side to a bone, a bottom surface on the side of the bone, and one or more first holes which connect the top surface and the bottom surface and which are for inserting a screw. The first hole has an upper inner peripheral surface on the top surface side and a lower inner peripheral surface on the bottom surface side. The upper inner peripheral surface has an inner diameter that becomes narrower towards the bottom surface. The lower inner peripheral surface has an inner diameter that widens toward the bottom surface. The lower inner peripheral surface includes one or more opposing first regions which are inclined at a first angle to a central axis of the first hole, and one or more opposing second regions which are inclined at a second angle to the central axis.
Inventors:
KOBAYASHI MASAZUMI (JP)
Application Number:
PCT/JP2016/053682
Publication Date:
August 17, 2017
Filing Date:
February 08, 2016
Export Citation:
Assignee:
KOBAYASHI PREC IND CO LTD (JP)
International Classes:
A61B17/68
Domestic Patent References:
| WO2007010671A1 | 2007-01-25 |
Foreign References:
| JP2010022866A | 2010-02-04 | |||
| JPH10118096A | 1998-05-12 |
Attorney, Agent or Firm:
SHOYO INTELLECTUAL PROPERTY FIRM (JP)
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