Orthopedic external fixator pin clamp
AssigneeNew Standard Device, LLC
InventorsRobert E. Wigginton, Thomas L. Hand, Ravi A. Karia, Pedro Sandoval
Life of this patent
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Abstract
An orthopedic clamp for use in conjunction with an external bone fixation (EBF) device, comprising an upper clamp, comprising an upper portion of a pin channel; a lower clamp, comprising a lower portion of the pin channel; a flexible hinge coupled between the upper clamp and lower clamp; and a shaft hole that passes through the upper and lower clamps, configured to accept a bolt for attachment of the orthopedic clamp to an orthopedic strut.
Claims15
An orthopedic clamp for use in conjunction with an external bone fixation (EBF) device, comprising:
- an upper clamp comprising:
- an upper portion of a pin channel;
- a single lip extending from the upper clamp comprising an oblong slot;
- and
- a first hole through the upper clamp parallel to the lip;
- a circular groove surrounding the first hole;
- a first spring hole and a second spring hole;
- and
- a lower clamp, comprising;
- a lower portion of a pin channel;
- a second channel configured to accommodate the lip such that the lip fits within the second channel;
- a second hole through the lower clamp, wherein the first and second holes are in alignment when the lip is within the second channel;
- a pin hole through the lower clamp, wherein the pin hole and the oblong slot are configured to align when the lip is within the second channel;
- a third spring hole and a fourth spring hole;
- and
- a pin that passes through the oblong slot into the pin hole and couples to the lower clamp;
- and
- a a first spring coupled to the upper clamp within the first spring hole;
- a second spring coupled to the upper clamp within the second spring hole;
- the first spring coupled to the lower clamp within the third spring hole;
- the second spring coupled to the lower clamp within the fourth spring hole;
- and
- wherein the first spring and the second spring are configured to pull the upper clamp and the lower clamp together.
An orthopedic strut for use in conjunction with an external bone fixation (EBF) device, comprising:
- a telescoping orthopedic strut;
- and
- a plurality of orthopedic clamps coupled to the orthopedic strut, each orthopedic clamp comprising:
- an upper clamp comprising:
- an upper portion of a pin channel;
- a single lip extending from the upper clamp comprising an oblong slot;
- and
- a first hole through the upper clamp parallel to the lip;
- a circular groove surrounding the first hole;
- a first spring hole and a second spring hole;
- and
- a lower clamp, comprising;
- a lower portion of a pin channel;
- a second channel configured to accommodate the lip such that the lip fits within the second channel;
- a second hole through the lower clamp, wherein the first and second holes are in alignment when the lip is within the second channel;
- a pin hole through the lower clamp, wherein the pin hole and the oblong slot are configured to align when the lip is within the second channel;
- a third spring hole and a fourth spring hole;
- and
- a pin that passes through the oblong slot into the pin hole and couples to the lower clamp;
- a first spring and a second spring coupled to the upper clamp and the lower clamp configured to pull the upper clamp and the lower clamp together;
- and
- the first hole and the second hole are configured to accept a bolt for attachment of the orthopedic clamp to the orthopedic strut.
Dependencies are inferred from the claim text.