Comparison of Analgesic Effects of ACB Versus ACB Combined With BiFeS Block in Meniscopathy Surgery

Trial statusRecruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age18-65
SponsorAnkara Etlik City Hospital

About this trial

Meniscopathy surgeries are commonly associated with moderate postoperative pain, particularly during early mobilization and rehabilitation. Inadequate postoperative analgesia may negatively affect functional recovery, delay ambulation, increase opioid consumption, and contribute to opioid-related adverse effects. Therefore, effective multimodal analgesic strategies are of considerable importance in patients undergoing arthroscopic knee procedures.

Adductor canal block (ACB) is a widely used regional anesthesia technique that provides effective analgesia while largely preserving quadriceps muscle strength. However, its limited effect on posterior knee capsule innervation may result in insufficient control of posterior knee pain. Recently, the biceps femoris short head (BiFeS) block has been described as a novel motor-sparing fascial plane block targeting the posterolateral knee capsule and may provide additional analgesic benefit when combined with ACB.

In this study, it was aimed to compare the postoperative analgesic efficacy of adductor canal block alone and adductor canal block combined with BiFeS block in patients undergoing surgery for meniscopathy.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Patients aged 18-65 years

American Society of Anesthesiologists (ASA) score I-II-III

Body Mass Index (BMI) between 18-30 kg/m2

Disqualifiers

Patients under 18 and over 65 years of age

ASA score IV and above

Patients with a history of bleeding diathesis

BMI below 18 or above 30 kg/m2

Trial design

Design model

Parallel

Treatments tested in this trial

  • Adductor Canal Block Group

    Procedure/Surgery

    Adductor canal block will be performed on the patients using 10 ml of 0.25% bupivacaine under ultrasound guidance. Additionally, in the postoperative period a paracetamol dose of 1 g every 8 hours and a dexketoprofen dose of 50 mg twice daily were administered iv for multimodal analgesia.

  • Adductor Canal Block + BiFeS (Biceps Femoris Short Head) Block Group

    Procedure/Surgery

    In the adductor canal block + BiFeS block group, adductor canal block will be performed using 10 ml of 0.25% bupivacaine, followed by BiFeS block using 20 ml of 0.25% bupivacaine under ultrasound guidance, with a total local anesthetic volume of 30 ml. Additionally, in the postoperative period a paracetamol dose of 1 g every 8 hours and a dexketoprofen dose of 50 mg twice daily were administered iv for multimodal analgesia.

  • Control Group

    Procedure/Surgery

    In the postoperative period a paracetamol dose of 1 g every 8 hours and a dexketoprofen dose of 50 mg twice daily were administered iv for multimodal analgesia.

Treatment groups

135 Participants
are divided into 3 treatment groups
Group A: Adductor Canal Block GroupActive comparator 1 intervention
Group B: Adductor Canal Block + BiFeS (Biceps Femoris Short Head) Block GroupActive comparator 1 intervention
Group C: Control GroupActive comparator 1 intervention

Trial outcomes

Primary outcomes

1

Pain Scores

Pain will be assessed at rest and while coughing using the visual analog scale on a scale from 0 (no pain) to 100 (worst pain). Pain assessment will be done at 0st, 1st, 2nd,4th, 12th, and 24th hours after surgery.

Time frame
On the operation day

Secondary outcomes

1

Total Postoperative Morphine Consumption During the First 24 Hours After Surgery

Total Postoperative Morphine Consumption During the First 24 Hours After Surgery

Time frame
On the operation day

Other outcomes

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