PORTABLE PAIN RELIEVING DEVICE

摘要

A portable pain relieving device comprising a first liquid medicine continuous injector (1) which allows a liquid medicine to flow out continuously for a preset time via the control passage (131) of a flow outlet (13), a flexible, expansible reservoir (3) which is connected at one end (31) thereof with the flow outlet (13) of the first injector (1), is kept contracted normally and expands as the liquid medicine from the first injector (1) gradually fills the reservoir to store the liquid medicine to its preset maximum capacity, and a second liquid medicine continuous injector (2) which has a liquid medicine fill portion (22) connected with the other end (32) of the reservoir (3), receives the liquid medicine from the reservoir (3) and allows the stored liquid medicine to continuously flow out for a preset time via the control passage (231) of a flow outlet (23).