<unk>  <unk>  or Bier's block anesthesia is an anesthetic technique on the body's extremities where a local anesthetic is injected<unk> ly and isolated from circulation in a target area. The technique usually involves exsanguination of the target region, which forces blood out of the extremity, followed by the application of pneumatic tourniquets to safely stop blood flow. The anesthetic agent is<unk> ly introduced into the limb and allowed to diffuse into the surrounding tissue while tourniquets retain the agent within the desired area.
Intravenous regional anesthesia
Total intravenous anaesthesia
Combined spinal and epidural anaesthesia
Balanced anesthesia
Local anesthesia
General anaesthesia
Saddle anesthesia
Neurosurgical anesthesia