Multimodal pain management in total knee arthroplasty: a potential randomized managed demo. J Arthroplasty. a. If transdermal fentanyl patches are utilized preoperatively, individuals ought to be converted to an IV morphine equivalent dose. This is due to of alterations in fentanyl release during fluid shifts and overall body temperature adjustments https://www.theorthopaedicandpainpractice.com/pain-management-and-orthopaedic-care-what-you-need-to-know/