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US 2022/0054159 A1Published application
Skin Graft Harvester
OwnerTimothy Cheninventor
Life of this patent
Estimating the term…
Abstract
A skin graft tool can cut a skin graft at a desired thickness and width, as desired. A skin punch is provided to cut a perimeter around the area of the skin to be cut for the graft, and a fenestrator tool is provided to fenestrate the cut graft skin material prior to applying to a graft site.
Claims20
A skin graft tool and kit comprising:
- a skin grafter comprising:
- a body;
- a slicing assembly mounted in the body, the slicing assembly comprising:
- a motor having a motor output;
- an eccentric roller operatively connected to the motor output at a roller input, the eccentric roller having a roller output offset from the roller input;
- and
- a blade assembly operatively connected to the roller output such that operation of the motor reciprocates the blade assembly in a side-to-side lateral motion;
- a blade cover releasably attached to the body and sized to provide a predetermined width of a cut graft;
- and
- a thickness guide releasably attached to the body and sized to provide a predetermined thickness of the cut graft;
- a skin punch comprising:
- a handle portion;
- and
- a cutting portion extending downwardly from the handle portion, the cutting portion comprising:
- a cutter body;
- and
- a cutting blade extending downwardly from the cutter body;
- and
- a fenestrator comprising:
- a base portion having a top surface sized to allow a harvested graft to be fully placed thereon;
- and
- a blade portion sized to fit over the base portion, the blade portion having a plurality of blades extending downwardly therefrom such that, when the blade portion is lowered onto the base portion, the plurality of blades penetrate the graft.
19 more elements
A skin graft tool comprising:
- a body;
- a slicing assembly mounted in the body, the slicing assembly comprising:
- a motor having a motor output;
- an eccentric roller operatively connected to the motor output at a roller input, the eccentric roller having a roller output offset from the roller input;
- and
- a blade assembly operatively connected to the roller output such that operation of the motor reciprocates the blade assembly in a side-to-side lateral motion;
- a blade cover releasably attached to the body and sized to provide a predetermined width of a cut graft;
- and
- a thickness guide releasably attached to the body and sized to provide a predetermined thickness of the cut graft.
6 more elements
Dependencies are inferred from the claim text.