ter OYES ONO Radiation seeds or implants OYES ONO Swan-Ganz or thermodilution catheter OYES ONO Medication patch (Nicotine, Nitroglycerine, etc.) OYES ONO Wire mesh implant DYES O NO Tissue expander (breast or other) DYES ONO Surgical staples, clips or metallic sutures OYES ONO Joint replacement (hip, kne