US 12,245,948 B2Granted

Bone fusion plate and system and method for its use in the wrist

AssigneeExsoMed Corporation

InventorsMartin Boyer, Andrew Leither, Kathleen McKeon, Kulvinder Sachar, Michael Zwolinski

Life of this patent

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Abstract

The present invention relates to a crescent or tri-corner shaped orthopedic plate with at least a first and a second end, and generally coextensive top and bottom surfaces joined directly or indirectly by an edge. The plate includes a plurality of fixation holes the first end of the plate and a second end of the plate that receives locking screws and intermediate the two holes, the plate includes a recess that defines a screw hole edge at an angle relative to the top surface of the plate so as to receive and support a screw in the recess. The invention further relates to a method of fusion using the plate and a clamp designed for the method.

Claims15

Dependent claims

An orthopedic fusion plate assembly, comprising:

a plate having top and bottom surfaces, the plate including:
a first end comprising a first screw hole and a second end comprising a second screw hole, wherein the first end and the second end are at opposing ends of the plate,
a convex side connecting a first side of the first end and a first side of the second end,
a concave side connecting a second side of the first end and a second side of the second end, and
a recess having a side wall and a bottom wall, wherein the side wall extends from the top surface of the plate, wherein the bottom wall includes an opening which is not within the top or bottom surfaces of the plate, and wherein the opening is positioned to receive a screw to draw a bone or bone fragment in a direction of the bottom surface of the plate.

2 more elements

Dependencies are inferred from the claim text.

Facts

Application: 17/811,999Filed 12 Jul 2022 · division
Priority: 10 Apr 2018
Published: US 2023/0063432 A12 Mar 2023
Granted: 11 Mar 2025
Term ends: Not estimatedThe source records don’t support an estimate.

Classification16 codes

A61B 17/1782
Specially adapted for particular parts of the body: for the hand or wrist
A61F 2/4261
For wrists or ankles; for hands, e.g. fingers; for feet, e.g. toes: for wrists
A61B 17/80
Internal fixation devices , including fasteners and spinal fixators, even if a part thereof projects from the skin: cortical plates , i.e. bone…
A61B 17/8014
With means for distracting or compressing the bone or bones: the extension or compression force being caused by interaction of the plate hole and…

Family

Application62/655,530Us provisional application · filed 10 Apr 2018
Application16/380,561Parent of this division · filed 10 Apr 2019
US 2023/0063432 A1Pre-grant publication · published 2 Mar 2023
US 11,413,155 B2Parent of this division
US 2019/0307570 A1Published application
US 12,245,948 B2This patent

From the US filing history. Foreign family members aren’t listed.