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Post-operative analgesia and spinal block duration following total hip arthroplasties
EU CTIS ID: 2025-522358-38-02
What this study is testing
The aim of the study is to evaluate the efficacy, safety and suitability of isobaric ropivacaine spinal anesthesia compared with isobaric bupivacaine in patients undergoing primary total hip arthroplasty as ambulatory surgery.
- Therapeutic use (Phase IV)
A plain-language read of the study's public EU CTIS listing. The study team confirms the details.
Who can take part
You may be able to join if
- 18 – 80 years of age
- Scheduled for a primary elective total hip arthroplasty
- Patient must be a candidate for same day discharge as determined by local guidelines that will be published separately (incl. ASA 1-2, BMI < 35)
- Informed consent understood and signed
- Patient is 160 -186 cm tall
You likely can't join if
- Scheduled bilateral THA
- Language barrier preventing completion of study form in Finnish
- Pregnancy or breastfeeding
- Chronic pain syndrome
- Contraindication to or failed spinal anesthesia
- Allergy or contraindication to NSAIDs (e.g. chronic anti-coagulant use)
See the full eligibility criteria
- 18 – 80 years of age
- Scheduled for a primary elective total hip arthroplasty
- Patient must be a candidate for same day discharge as determined by local guidelines that will be published separately (incl. ASA 1-2, BMI < 35)
- Informed consent understood and signed
- Patient is 160 -186 cm tall
- Scheduled bilateral THA
- Language barrier preventing completion of study form in Finnish
- Pregnancy or breastfeeding
- Chronic pain syndrome
- Contraindication to or failed spinal anesthesia
- Allergy or contraindication to NSAIDs (e.g. chronic anti-coagulant use)
- Diabetes requiring insulin medication
- Preoperative chronic use of illegal substances
- Renal insufficiency (eGFR < 60)
- Unstable psychiatric conditions
- Severe neurological disorder
- Cognitive deficiencies preventing informed consent
The study team makes the final eligibility decision.
Questions & answers
Do participants get paid in this trial?
This listing doesn't specify compensation. Many trials still reimburse travel or offer a stipend, so it's worth asking the study team when you connect.
Is it free to join, and do I need insurance?
Searching and applying through BridgeMD is free. In clinical trials the study-related treatment and visits are generally provided at no cost to you. You usually don't need insurance to take part - confirm specifics with the study team.
How long does this study last?
The listing doesn't state an exact length. The study team walks you through the schedule and number of visits before you decide to enroll.
Who can join this trial?
This study is enrolling all sexes, 65+ years, 18-64 years. The study team makes the final eligibility decision.
Explore other conditions
BridgeMD is an information and trial-matching tool - not medical advice, and not the study sponsor. Details come from EU CTIS; the study team decides eligibility.