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US 2022/0022894 A1Published application
Patient specific instruments and methods of use
AssigneeParagon 28, Inc.
InventorsRandy ALLARD, Francis D. BARMES, Mark Ray DALTON, Joseph DOGUÉ, Aaron KANNARD, Daniel J. LEE
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Abstract
Patient specific instruments, systems and methods for maintaining, correcting and/or resurfacing joint surfaces. A tibia alignment guide including a body with a first surface and a second surface, a base portion coupled to and extending away from the first surface of the body, and a tower portion coupled to and extending away from a top surface of the body.
Claims62
An alignment guide, comprising:
- a body with a first surface and a second surface;
- a base portion coupled to and extending away from the first surface of the body;
- and
- a tower portion coupled to and extending away from a top surface of the body.
1 more element
A resection system, comprising:
- a tibia alignment guide including at least one pin for insertion through at least one pin tower;
- a tibia trial system comprising at least one through hole for receiving the at least one pin;
- and
- a talus guide.
1 more element
An alignment guide, comprising:
- a body;
- and
- a base portion extending away from a first surface of the body.
A surgical method of using an alignment guide system, comprising:
- exposing a patient's ankle joint;
- obtaining a tibia alignment guide;
- positioning the tibia alignment guide on a patient's tibia;
- inserting at least one pin through the tibia alignment guide to secure the tibia alignment guide to a patient's tibia;
- preparing the tibia for a tibia implant;
- obtaining a tibia trial system;
- coupling the tibia trial system to the tibia and testing alignment and fit of the tibia implant;
- obtaining a talus guide;
- positioning the talus guide on a patient's talus;
- inserting at least one pin through the talus guide to secure the talus guide to the talus;
- preparing the talus for a talar implant;
- completing testing of trial implants and removing the tibia trial system and talus guide from the patient's tibia and talus;
- implanting the tibia and talus implants;
- and
- completing the surgical method.
12 more elements
Dependencies are inferred from the claim text.