The utility model relates to the technical field of thoracic
surgery, and discloses a portable puncture drainage device which comprises a storage bag, the outer wall of the storage bag is fixedly sleeved with a
bandage, the outer wall of the storage bag is fixedly provided with an
insertion groove, the inner wall of the
insertion groove is slidably connected with an
insertion block, the top of the storage bag is fixedly provided with a flow guide
pipe, and the flow guide
pipe is fixedly connected with the insertion block. And a fixing head is fixedly installed at the top of the flow guide
pipe, a liquid outlet is fixedly formed in the bottom of the inner wall of the storage bag, and the inner wall of the insertion block is rotationally connected with a rotating shaft. A storage bag is placed on the
abdomen of a user, an inserting block is pulled at the moment, a
bandage extends, a rotating shaft is driven to rotate through extension of the
bandage, one end of a
clockwork spring is driven by the rotating shaft, the
clockwork spring generates pulling force, the inserting block is placed in an inserting groove, and then the bandage is tightened through the pulling force of the
clockwork spring; and the equipment is worn on the body of the user, so that the portability of the equipment is improved.