Table 3

Details of block technique and analgesic regimens used in included studies

Author/yearPreincisional analgesiaSurgical anesthesiaSupplemental postoperative analgesiaACB characteristics
Single shot ACB block timingTiming of catheter initiation; Duration of infusionLocalizationAssessment of block successACB local anesthetic bolus
Shah34 2015N/SSpinalLocal infiltration analgesia; IV diclofenac sodium 75 mg q8h or IV paracetamol 1000 mg q8h; IV tramadol 50 mg prnPostoperativePostoperative; 48 hoursUSGYes30 mL 0.75% ropivacaine
Li32 2017PO celecoxib 200 mg two times per day for 2 daysSpinalPO celecoxib 200 mg two times per day; IM pethidine hydrochloride 50 mg prnPostoperativePostoperative; 48 hoursUSGN/S30 mL 0.25% ropivacaine+Epi
Lee31 2018PO acetaminophen 975 mg once 1 hour beforeSpinalPeriarticular infiltration analgesia; PO hydromorphone or oxycodone q3h prn; IV Ketorolac 15 mg q8h prn; PO Acetaminophen 975 mg q6h; PCA hydromorphonePostoperativePostoperative; 48 hoursUSGN/S20 mL 0.50% ropivacaine±Dex
Zhang37 2018PO celecoxib 400 mg for 3 days or PO AcetaminophenGALocal infiltration analgesia; IV Parecoxib 40 mg IV q12h; IV Pethidine Hydrochloride 50 mg prnPreoperativePostoperative; 24 hoursUSGYes20 mL 0.50% ropivacaine
Canbek27 2019N/SSpinalIV diclofenac sodium 75 mg q8h or IV Paracetamol 1000 mg q8h; IV Tramadol 50 mg prnPostoperativePostoperative; 24 hoursUSGN/S30 mL 0.25% bupivacaine
Elkassabany28 2019IV fentanyl 50 μg prnSpinal or GAPeriarticular infiltration analgesia or local infiltration analgesia; PO acetaminophen 1000 mg q8h; PO Celecoxib 200 mg q12h; PO Gabapentin 300 mg q8h; PO Oxycodone 5–15 mg q6h prn; IV opioids prnPreoperativePostoperative; 24 or 48 hoursUSGYes20 mL 0.5% ropivacaine for single shot ACB; 17–18 mL 0.5% ropivacaine for continuous ACB
Kim29 2019NoneGALocal infiltration analgesia; IV Tramadol 50 mg prn; IV Fentanyl 100 μg q12h prn Fentanyl PCA (for single shot ACB)PreoperativeIntraoperative; NSUSGNS20 mL 0.5% ropivacaine
Lyngeraa33 2019PO paracetamol 1000 mg and PO celecoxib 400 mg 1 hour before surgerySpinalLocal infiltration analgesia; PO Paracetamol 1000 mg q6h; PO Ibuprofen 400 mg q8h; IV morphine prn; PCA morphinePostoperativePostoperative; 48 hoursUSGYes20 mL 0.75% ropivacaine
Turner36 2018PO acetaminophen 1000 mg once; PO Celecoxib 400 mg once; PO pregabalin 150 mg once; IV Fentanyl prnSpinal or GAPosterior-capsule infiltration; PO Acetaminophen 1000 mg q6h; PO celecoxib 200 mg q12h; PO oxycodone q4h prn; IV Hydromorphone q2h prnPreoperativePostoperative; 48 hoursUSGYes20 mL 0.25% bupivacaine+Clonidine + Buprenorphine+Dex + Epi for single shot ACB; 20 mL 0.25% bupivacaine+Epi for continuous ACB
Lam30 2020PO etoricoxib 90 mg 1 hour before surgerySpinal or Combined Spinal-EpiduralLocal infiltration analgesia; IV tramadol prn; PCA fentanyl; oral analgesics (N/S type)PostoperativePostoperative; 72 hoursUSGN/S4–6 mL 1% ropivacaine
Tak35 2020PO celecoxib 200 mg and PO Gabapentin 300 mg 10 hours before surgerySpinalIV paracetamol 1000 mg q8h for 3 days then PO paracetamol 1000 mg q8h; PO Gabapentin 300 mg once daily for 4 weeks; PO Oxycodone prn; IV Morphine prnN/SN/S; 48 hoursUSGN/S20 mL 0.2% ropivacaine
  • ACB, adductor canal block; GA, general anesthesia; h, hour; IV, intravenous; max, maximum; N/S, not specified; PCA, patient-controlled analgesia; PO, per oral; prn, as needed; q, every; USG, ultrasound guidance.