| 摘要 |
<p>A hand-held aspirating device comprising a main housing (11) having a handle (13) and a barrel (12), said barrel having a front end and a rear portion, said handle having a lower end and an upper end communicating with said rear portion of said barrel; actuating means (14) extending from said main housing beneath said barrel, means operatively associated with said actuating means to normally maintain said actuating means in an extended position, said actuating means being actuable in a direction generally parallel to said barrel to move said actuating means rearwardly toward said handle; suction means (52) including a suction chamber disposed within said housing and responsive to the actuation of said actuating means for creating a suction within said suction chamber; and a container means (19) for receiving aspirate.</p> |
