Needle extended vessel combination device for central vein catheter method or artery catheter method

摘要

This the needle for central vein catheter method or artery catheter method is the disposable device which it has (A), the needle is connected the piston (P) and at the same time in order for serudeingawaiya to be possible, we are perforated by axial direction, the extended vessel which possesses tubular container (i) in the end (D) we are inserted inside. In order to be able to verify the position of the needle inside the blood vessel, the piston (P) inside and the aspirator which the needle (A) communicates with to the hole (S) is provided on the side container (i), as for the aforementioned communication, the aforementioned piston (P) is pulled back from container (i) and when or removal leaving being done partly, is cut off. In addition, the advance mechanism which corresponds (Fm) serudeingawaiya which it possesses (F) is provided in the device.