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The analgesic efficacy of infiltration between the popliteal artery and capsule of the knee (IPACK) block when added to local infiltration analgesia and continuous adductor canal block after total knee arthroplasty: A randomized clinical trial

The Efficacy of The local anaesthetic injection into the interspace between the popliteal artery and posterior capsule of the knee (iPACK block) added to Local Infiltration Analgesia with The Continuous Adductor Canal Block for Enhanced recovery and

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
TCTR
Registry ID
TCTR20180702001
Enrollment
72
Registered
2018-07-02
Start date
2018-07-06
Completion date
Unknown
Last updated
2026-03-30

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Total Knee Arthroplasty Popliteal plexus block Adductor canal block Local infiltration analgesia Enhanced recovery Opioid free analgesia Total knee arthroplasty

Interventions

guided single&#45
shot sham iPACK block were performed by injecting of 0.9% NSS 5 ml. The cocktail of local infiltration analgesia was done in intra&#45
operative surgery. Continuous adductor canal block under ultrasound guidance was performed by injecting 0.25% levobupivacaine 15 ml and follow by 0.15% levobupivacaine 5 ml/hr,Ultrasound&#45
guided single shot popliteal plexus block was performed by injecting of 0.25% levobupivacaine 20 ml and adrenaline (1:200&#44
000)&#44
The cocktail of local infiltration analgesia was done in intra&#45
operative surgery. Continuous adductor canal block under ultrasound guidance was performed by injecting 0.25% levobupivacaine 15 ml and follow by 0.15% levobupivacaine 5 ml/hr
Sham Comparator Procedure/Surgery,Experimental Procedure/Surgery
Continuos adductor canal block&#44
local infiltration analgesia,iPACK block&#44
Local infiltration analgesia&#44

Sponsors

none
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 80 Years

Inclusion criteria

Inclusion criteria: Patient who was scheduled for total knee arthroplasty at King Chulalongkorn Memorial Hospital ASA class 1 to 3 ASA class 1 A normal healthy patient ASA class 2 A patient with mild systemic disease Mild diseases only without substantive functional limitations ASA class 3 A patient with severe systemic disease but not threaten to life Body mass index BMI between 18 to 40 kg m2

Exclusion criteria

Exclusion criteria: refuse to participate this study unable to cooperate or cognitive impairment eg dementia allergy to any drug in this study contraindication to neuraxial anesthesia eg coagulopathy contraindication to NSAIDs Ketorolac and Celebrex in this study chronic opioids use or diagnosed of neuropathic pain unable to performed Time up and go test

Design outcomes

Primary

MeasureTime frame
Post operative opioid consumption 24 hours Milligram of Morphine Consumption

Secondary

MeasureTime frame
Postoperative Pain Score 0, 4, 8, 12, 24, 36 and 48 hours, 2 and 5 days, 2 weeks, 6 weeks and 2 months Visual Analog Scale,Post operative opioid consumption 12, 48 hours Milligram of Morphine Consumption,Quadriceps Strength Postoperative 0, 1, 2, 3 Days and 3 Months Maximum voluntary isometric contraction,Cumulated Ambulation Score Postoperative 0, 1, 2, 3 Days Rehabilitation after surgery,Postoperative Complication Postoperative 0, 1, 2, 3 Days Postoperative Nausea Vomiting, Fall, Dizziness, Sleep disturbance, Timed up and go test Postoperative 3 Months Rehabilitation after surgery,Delta Timed up and go test Preoperative and 3 months after surgery Rehabilitation after surgery,Length of stays Postoperative to discharge out of hospital Days,Walking aid Postoperative 2 and 5 days, 2 weeks, 6 weeks and 2 months Rehabilitation after surgery

Contacts

Public ContactWirinaree Kampitak

King Chulalongkorn Memorial Hospital

Nutong127@yahoo.com089-955-666

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Apr 4, 2026