초록 ▼

An apparatus for holding a surgical instrument relative to a base is provided having a mounting portion configured and dimensioned to engage a portion of a base, a jaw assembly including first and second jaw members which define a retaining area therebetween configured and dimensioned to retain the

An apparatus for holding a surgical instrument relative to a base is provided having a mounting portion configured and dimensioned to engage a portion of a base, a jaw assembly including first and second jaw members which define a retaining area therebetween configured and dimensioned to retain the shaft of a surgical instrument therein and thereby fix the length of the instrument shaft relative to the base and an operative site, and an instrument position adjustment mechanism which includes an adjustment member rotatably disposed in relative to the mounting portion to facilitate selective position adjustment of the jaw assembly with respect to the mounting portion.

대표청구항 ▼

1. An apparatus for holding a surgical instrument relative to a base, which comprises: a mounting portion having a first section and a second section, at least one of the sections being movable relative to the other of the sections to selectively engage portion of the base; a jaw assembly having

1. An apparatus for holding a surgical instrument relative to a base, which comprises: a mounting portion having a first section and a second section, at least one of the sections being movable relative to the other of the sections to selectively engage portion of the base; a jaw assembly having first and second jaw members which define a retaining area therebetween which is configured and dimensioned to receive a shaft of the surgical instrument, the jaw assembly movably disposed relative to the mounting portion to facilitate selective positioning of the surgical instrument within a surgical site; at least one of the mounting portion and the jaw assembly including a spring for biasing at least one of the mounting portion and the jaw assembly in a predetermined position to facilitate engagement of the mounting portion with the base or engagement of the jaw assembly with the shaft of the surgical instrument, respectively; and the jaw assembly including a spring for biasing one of the first and second jaw members into an open position to facilitate positioning of the shaft of the surgical instrument in the retaining area. 2. An apparatus for holding a surgical instrument relative to a base according to claim 1 wherein at least one of the sections of the mounting portion includes a flange for engaging a rim portion of the base. 3. An apparatus for holding a surgical instrument relative to a base according to claim 1 wherein the mounting portion includes a spring for biasing the first and second sections of the mounting portion against one another to facilitate engagement of the mounting portion with the base. 4. An apparatus for holding a surgical instrument relative to a base according to claim 1 wherein the jaw assembly includes a jaw approximation control member which controls movement of at least one of the jaw members relative to the other jaw member to selectively fix the length of the surgical instrument relative to the base. 5. An apparatus for holding a surgical instrument relative to a base according to claim 4 wherein the jaw approximation control member is rotatable. 6. An apparatus for holding a surgical instrument relative to a base according to claim 1 further comprising an instrument position adjustment mechanism which includes an adjustment member for moving the jaw assembly relative to the mounting portion. 7. An apparatus for holding a surgical instrument relative to a base according to claim 6 wherein the adjustment mechanism further includes a lock member for selectively locking the jaw assembly relative to the mounting portion. 8. An apparatus for holding a surgical instrument relative to a base according to claim 7 wherein the lock member is rotatable. 9. An apparatus for holding a surgical instrument relative to a base according to claim 6 wherein the adjustment mechanism includes a ball which facilitates rotational and pivotable movement of the jaw member about the mounting portion. 10. An apparatus for holding a surgical instrument relative to a base according to claim 1 wherein the mounting portion includes a pair of flanges, the flanges being disposed in an inwardly-facing manner relative to the mounting portion to facilitate mounting of the apparatus to the base.