Research Article

Transition from Deep Regional Blocks toward Deep Nerve Hydrodissection in the Upper Body and Torso: Method Description and Results from a Retrospective Chart Review of the Analgesic Effect of 5% Dextrose Water as the Primary Hydrodissection Injectate to Enhance Safety

Figure 16

Procedure for cervical nerve root hydrodissection: patient positioning. Neck support, ipsilateral shoulder elevation, and probe and needle positions for cervical nerve root hydrodissection.