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US 6,431,025 B1Granted
Ratchet mechanism for a surgical retractor assembly
OwnerTibor Koros, Gabriel Korosinventors
Life of this patent
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Abstract
A ratchet mechanism for a surgical retractor blade having a dual ratchet holder. A pivot ratchet is mounted on the dual ratchet holder. A pawl key mounted on the dual ratchet holder. The pawl key is used to engage the teeth on the pivot ratchet. The mechanism also has a pivot thumb piece that is pivotally attached to the pawl key. The thumb piece is used to release the pawl key when it is activated. A rocker thumb piece is mounted on the dual ratchet holder. It is used to engage and disengage a tooth on the stem of a surgical retractor blade.
Claims8
A ratchet mechanism for a surgical retractor blade comprising:
- a dual ratchet holder;
- a pivot ratchet mounted on said dual ratchet holder;
- a pawl key mounted on said dual ratchet holder for linear movement and engaging said pivot ratchet;
- a pivot thumb piece pivotally attached to said pawl key for releasing said pawl key when activated;
- and
- a rocker thumb piece mounted on said dual ratchet holder for engaging and disengaging a tooth on a stem.
3 more elements
Dependencies are inferred from the claim text.