The aim of this study is to investigate the analgesic efficacy of the pericapsular nerve group (PENG) block during the implantation of hip endoprostheses. The study is designed as a prospective randomized double-blind study and the study participants were randomized into 2 arms and either 20 ml ropivacaine 0.5% (verum group) or 20 ml physiological saline solution (placebo group) will be applied.
planned cementless hip TEP operation for primary coxarthrosis via minimally invasive anterolateral approach using the identical implant system (Taperloc stem, Plamafit cup)
Patient capable of giving consent
Informed consent has been obtained
age > 18 years
Refusal to participate in the study
Regular use of opioids
Known chronic pain symptoms
Infections in the area of the puncture site
Diakonie-Klinikum Stuttgart
Lead sponsor
University Hospital Tuebingen
Collaborator