초록 ▼

A bone cement mixing device has a holding chamber mounted in a housing for vibration with its top extending through the top of said housing. A nitrogen operated vibrator vibrates said holding chamber and the interior of said chamber is connected to a vacuum source. A gun cartridge is placed in said

A bone cement mixing device has a holding chamber mounted in a housing for vibration with its top extending through the top of said housing. A nitrogen operated vibrator vibrates said holding chamber and the interior of said chamber is connected to a vacuum source. A gun cartridge is placed in said holding chamber to receive bone cement ingredients to be vibrated and placed under a vacuum to deaerate the combined ingredients.

대표청구항 ▼

A device for mixing bone cement comprising a housing plate means, a cylinder means being open at the top and having a closed bottom, said cylinder means defining a cylindrical holding chamber, mounting means for mounting said cylinder means on said housing plate means to permit vibration of said cyl

A device for mixing bone cement comprising a housing plate means, a cylinder means being open at the top and having a closed bottom, said cylinder means defining a cylindrical holding chamber, mounting means for mounting said cylinder means on said housing plate means to permit vibration of said cylinder means thereon, vibration means fixedly connected to the side of said cylinder means for vibrating said cylinder means, means for turning said vibration means on and off, a removable cartridge for mixing bone cement being positioned in said cylindrical holding chamber of said cylinder means for vibration therewith, means for spacing said removable cartridge from the wall of said cylindrical holding chamber forming a space therebetween, said removable cartridge being cylindrical and shorter than said cylindrical holding chamber, said removable cartridge being open at its upper end to receive elements of a bone cement for mixing together, a vacuum source, means for turning said vacuum source on and off, conduit means for connecting said vacuum source to said holding chamber through the wall of said cylinder means below the open upper end of said removable cartridge, said conduit means drawing gases from the cylindrical holding chamber from below the open upper end of said removable cartridge through said space when said vacuum source is on.