SHAM SURGERY By N., Pam M.S. - April 13, 2013 In experiments of surgical intervention, it mimics surgery but no parts are removed or altered. also known as shame operation. This operation is just like the experimental surgery. SHAM SURGERY: "Sham surgery does not have any systemic effects." Related Psychology Terms POSTRECONSTRUCTIVE SURGERY PROPHYLACTIC SURGERY SPLIT BRAIN RECONSTRUCTIVE SURGERY ENDARTERECTOMY INTERRUPTED-TIME-SERIES DESIGN LOBECTOMY PLASTIC SURGERY OPEN ECONOMY THYROPLASTY Cite this page: N., Pam M.S., "SHAM SURGERY," in PsychologyDictionary.org, April 13, 2013, https://psychologydictionary.org/sham-surgery/ (accessed October 13, 2019).