Automated bone cement mixing apparatus

Details Automated bone cement mixing apparatus Automated bone cement mixing apparatus

1995-06-07

1996-11-05

Jenkins, Robert W.

Agitating

In vacuum chamber

366279, 366184, B01F 1306

Patent

active

055712827

ABSTRACT:
A motorized mixer for mixing bone cement for use in attachment of prosthetics and method for using the mixer. The mixer comprises a mixing chamber, a liner in the mixing chamber, an impeller within the liner, a motor for driving the impeller and programmable means for regulating the operations of the motor.
An impeller for use in a mixer for mixing bone cement having a mixing chamber and means for mixing cement within the chamber that allows the simultaneous exposure of the mixing chamber and the post-cement delivery area to a vacuum source to prevent to prevent air from being folded into the cement during mixing and post-mixing transfer as well as aiding in the ease of cement transfer from the mixing chamber to the post-mixing cement collection area.

REFERENCES:
patent: 3640510 (1972-02-01), Lea
patent: 3999741 (1976-12-01), Richards
patent: 4168918 (1979-09-01), Jonge
patent: 4711582 (1987-12-01), Kennedy
patent: 4721390 (1988-01-01), Lidgren
patent: 4854716 (1989-08-01), Ziemann et al.
patent: 5143585 (1992-09-01), Ichikawa et al.
patent: 5145250 (1992-09-01), Planck et al.

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