This invention relates to a "plungerless" means of drawing blood and for administering liquids via parenteral injection. This means is used in conjunction with a pouch bearing an injection means, to which it is releasably attached. It comprises hinged plates which, when folded, expand the pouch...
Devices without piston for the taking of blood and administration of liquid by parenteral injection. In these devices, the volume of the collecting chamber or containing the drug is increased, and a negative pressure is created by the expansion of the collecting chamber or containing the drug, up...
The invention relates to a device for drawing blood. The device includes a disposable holder (12) defining a socket (14) for receiving one end of a vacuum vial (18). The holder (12) includes an inner needle-receiving formation (26) and a... STEYN Ricardo Sheath Oxford - EP 被引量:...
This invention relates to a "plungerless" means of drawing blood and for administering liquids via parenteral injection. This means is used in conjunction with a pouch bearing an injection means, to which it is releasably attached. It comprises hinged plates which, when folded, expand the pouch...
A DEVICE FOR DRAWING AND PROCESSING BLOOD AND FOR ADMINISTERING LIQUID VIA PARENTERAL INJECTIONDevices without piston for the taking of blood and administration of liquid by parenteral injection. In these devices, the volume of the collecting chamber or containing the drug is increased, and a ...
"Plungerless" devices for drawing blood and for administering liquids via parenteral injection. In the devices of this invention, the volume of the collection or medication chamber is increased, and negative pressure thereby created, by the expansion of the collection or medication chamber in ...