The use of the Block-Aid Monitor and plastic intravenous cannulas for nerve blocks.
D000765:Anesthesia, Conduction / Q000295:instrumentation*; D002404:Catheterization / Q000295:instrumentation*; D004566:Electrodes; D006801:Humans; D007275:Injections, Intravenous; D008670:Metals; D008991:Monitoring, Physiologic / Q000295:instrumentation*; D010969:Plastics
D008670:Metals; D010969:Plastics