Fig. 1From: Effect of unilateral pulsed jet lavage prior to vertebroplasty on the intravertebral pressure and cement distributionThe irrigation device. a Full view of the device. b The outer conduit and inner conduit. c The holes on the tip of the outer conduit allowed saline to flow in different directions. d Saline used for lavage flowed through the holes of the outer conduit and went around in the vertebral body. Meanwhile, the inner conduit created negative pressure to regain the saline. Arrows indicated the flow of waterBack to article page