Back to results
US 6,254,268 B1Granted
Bone cement mixing apparatus
AssigneeDePuy Orthopaedics, Inc.
InventorJack F. Long
Life of this patent
Estimating the term…
Abstract
The present invention relates to a bone cement mixing apparatus for mixing a quantity of monomer from a monomer dispensing apparatus with a quantity of bone cement in the presence of a vacuum. The mixing device includes a bowl, a lid connectable to the bowl, a luer lock connectable with a luer from the monomer dispensing apparatus, a crank rotatably connectable to the lid and extending through the lid, a blade off-set positioned inside the bowl and non-concentrically connected to the crank, and a vacuum source connectable to the device.
Claims14
A bone cement mixing apparatus comprising:
- a bowl;
- a lid removably attached to the bowl having a sealable monomer delivery port disposed therethrough;
- a crank having a portion extending through the lid, said crank being rotatably attached to the lid;
- and
- a blade positioned in the bowl and attached to that portion of the crank extended through the lid such that the blade rotates with the crank.
- wherein (i) the lid also comprises a handle, and (ii) the handle comprises a vacuum outlet tube and tube grips for attachment to a vacuum source and vacuum tube.
3 more elements
A bone cement mixing apparatus comprising:
- a bowl,
- a lid removably coupled to the bowl, the lid including a cover formed to include a delivery port therethrough and a cap formed for extension into the delivery port to selectively seal the port,
- a crank extending through and rotatably coupled to the lid, and
- a blade positioned in the bowl and coupled to the crank so that the blade rotates with the crank,
- wherein (i) the lid includes a handle extending outwardly from the cover, and (ii) the lid is formed to include a vacuum passageway extending between the cover and the handle.
2 more elements
Dependencies are inferred from the claim text.