×

Bone plate clamp

  • US 4,187,840 A
  • Filed: 08/14/1978
  • Issued: 02/12/1980
  • Est. Priority Date: 08/14/1978
  • Status: Expired due to Term
First Claim
Patent Images

1. A bone plate clamp comprising:

  • a base member;

    a guideway on said base member having an axis;

    an abutment member carried by said base plate;

    an abutment face on said abutment member;

    a jaw member slidably fitted to said base member by said guideway for axial movement along said axis;

    a first jaw face and a second jaw face on said jaw member, both of said jaw faces facing said abutment face, said jaw faces making an obtuse angle with one another, and the abutment face making an acute angle with the normal to said axis;

    an internal thread in a passage through said base member, parallel to said axis;

    a leadscrew rotatably engaged to said thread and projecting from said base member at each end of said passage;

    releasable coupler means coupling the leadscrew to the jaw member for relative rotational movement and simultaneous axial movement;

    grip means on said leadscrew, said grip means having a relatively larger diameter section and a relatively smaller diameter section, both exposed to be engageable by the hand; and

    a handle attached to the base member extending laterally therefrom on a side opposite from the jaw member.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×