| 摘要 |
<p>A water-powder rapid injector comprises a water aqua bottle (5) and a water needle holder double-ended needle (7) at a sealing end. A spring (11) is sleeved on an outer circle of the bottle body of the water aqua bottle (5). A water aqua sleeve (3) is sleeved on outer circumferences of the water aqua bottle (5) and the spring (11). A long needle head of the water needle holder double-ended needle (7) extends out of an axle center hole of the water aqua sleeve (3). A push rod (1) is inserted into an axle center through hole of a spiral cover (2) at the other end of the water aqua sleeve (3). A powder sleeve (6) is sleeved on an outer surface of the water aqua sleeve (3). One end of the powder sleeve (6) is connected with a finger support (4), and a powder injection bottle (9) is arranged in an inner cavity at the other end of the powder sleeve (6). One end of the powder injection bottle (9) facing the long needle head of the water needle holder double-ended needle (7) is provided with a piston (8), and the other end of the powder injection bottle (9) extends out of the powder sleeve (6), and is provided with a powder injection holder double-ended needle (10). The injector is suitable for rapidly dispensing and injecting powder injections and water injections</p> |
