APPARATUS FOR EFFECTING A VASCULAR PUNCTURE IN A PATIENT

摘要

Apparatus (2) for effecting a vascular puncture in a patient, and in which: (A) the apparatus (2) comprises an anaesthetising portion (4) and a vascular puncturing portion (6); (B) the anaesthetising portion (4) comprises: (i) a first body (8) for containing liquid anaesthetic; (ii) a first needle (10) which extends from a front part (12) of the first body (8) and which is for injecting the liquid anaesthetic into the patient; and (iii) a plunger (14) which is slidably mounted in the first body (8) and which is for forcing the liquid anaesthetic from the first body (8) and through the first needle (10); (C) the vascular puncturing portion (6) comprises; (iv) a second body (18); and (v) a second needle (20) which extends from a front part (22) of the second body (18) and which is for making the vascular puncture; (D) the first needle (10) is positioned forwardly of the vascular puncturing portion (6);(E) the second needle (20) extends into the anaesthetising portion (4) from a rear part of the anaesthetising portion (4); and (F) the apparatus (2) comprises first locking means (25) which permits the anaesthetising portion (4) to move relative to the vascular puncturing portion (6) such that the anaesthetising portion (4) is able to be removed from the vascular puncturing portion (6) for permitting the second needle (20) to make the vascular puncture.