title: Use of a flexible, 22-gauge trocar needle and an obturator for obstructed drainage catheter exchange.
authors.affiliation: Department of Radiology, University Hospital of Jacksonville, University of Florida (JHEP) 32209.
authors.forename: G L
authors.initials: GL
authors.lastname: McLellan
mesh_terms: D002404:Catheterization / Q000295:instrumentation* / Q000379:methods; D004322:Drainage / Q000295:instrumentation; D005260:Female; D006801:Humans; D008875:Middle Aged; D009339:Needles; D009403:Nephrostomy, Percutaneous / Q000295:instrumentation*