Limited studies have objectively evaluated the benefit on skin pliability, and relieving itch and pain of paraffin wax, nor has paraffin wax treatment been compared to mineral oil, which is an ingredient in therapeutic paraffin wax. The objective of this study is to examine the immediate impact after paraffin treatment compared with mineral oil controls on joint passive range of motion.
The development of joint contractures after a burn injury represents one of the most important morbidities leading to reduced function and quality of life. Paraffin wax is commonly applied to contracted joints for its proposed benefits of increasing skin pliability, and/or relieving itch and pain. This pilot study will determine the feasibility of performing a fully powered study to objectively evaluate whether paraffin wax therapy significantly improves PROM in adult burn survivors with joint contractures of greater than 15% normal joint ROM (upper or lower extremity) compared to equivalent mineral oil treated joint contractures. This study will characterize the changes in PROM, AROM, itch, and pain in adult burn survivors immediately after the application of paraffin wax treatment relative to an intra-individual control scar treated with mineral oil. This will be a prospective, evaluator-blinded, intra-individual, randomized, controlled, pre-post pilot study.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
SINGLE
Enrollment
12
Application of Paraffin wax on joint contracture for 20 mins before removal
Application of Mineral oil on joint contracture for 20 mins before removal
PROM changes
Passive range of motion of joint contractures treated with Paraffin wax or Mineral oil, before and after treatment, following regular and revised scar goniometry in extension and flexion
Time frame: 20 minutes (enrollment to end of visit)
AROM changes
active range of motion of joint contractures treated with paraffin wax or mineral oil, before and after treatment, following regular and revised scar goniometry in extension and flexion
Time frame: 20 minutes (enrollment to end of visit)
Pain changes in joint contractures
Subjective pain of joint contractures treated with paraffin wax or mineral oil (before and after) with Visual analog thermometer
Time frame: 20 minutes (enrollment to end of visit)
Itch changes in joint contractures
Subjective itch of joint contractures treated with paraffin wax or mineral oil (before and after) with Visual analog thermometer
Time frame: 20 minutes (enrollment to end of visit)
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