| 摘要 |
An orthopaedic cement mixing apparatus comprising a mixing chamber and a cylindrical dispensing chamber, the mixing chamber having an outlet opening and the dispensing chamber having an inlet opening, the outlet opening and the inlet opening being arranged so as to allow cement mixed in the mixing chamber to pass into the dispensing chamber; closure means having a first position separating the outlet opening of the mixing chamber and the inlet opening of the dispensing chamber. Wherein the closure means comprises a 'trap door' arrangement, whereby cement is mixed in the mixing chamber which is closed at the bottom by a slidable closure which can then be opened or removed when the cement is mixed and the cement then drops down into the dispensing chamber. |
