Malleation lasts administering means and needle, central venous catheter are kept somewhere to vein

The utility model belongs to the field of medical equipment, a malleation is administering means continuously is related to, including malleation reservoir and joint, the malleation reservoir adopts the elasticity material to make, sets up one -way medicine mouth and the play medicine mouth of adding on the malleation reservoir, goes out the medicine mouth and passes through current -limiting pipe and articulate. This malleation lasts administering means can provide continuous positive airway pressure to realize to last give liquid, is giving the liquid in -process, can restrict the exit velocity and the output quantity of liquid medicine through the current -limiting pipe, with infusion time (giving the liquid time promptly) of guaranteeing to pour into the liquid medicine into through the malleation reservoir in the plan time frame, this device is applicable to the medical instrument who needs the vein to keep somewhere, and the range of application is wide. The utility model discloses relating to simultaneously and having the vein that above -mentioned malleation lasts administering means and keep somewhere needle and central venous catheter, it possesses effect that above -mentioned malleation lasts administering means, have moreover prevent blood against the current, prevent the thrombus and exempt from the tube sealing, exempt from the advantage of washing pipe.