Does preemptive femoral nerve block have additional pain relief on periarticular injection in total knee arthroplasty

Status

Recruiting

Phases

Phase 2Phase 3

Study type

Observational

Source

TCTR

Registry ID

TCTR20181219001

Enrollment

240

Registered

2018-12-19

Start date

2018-06-20

Completion date

Unknown

Last updated

2026-08-03

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

Conditions

morphine consumption&#44

Interventions

patients underwent TKA with periarticular analgesic injection,patients underwent TKA with periarticular analgesic injection and femoral nerve block,patients underwent TKA with intrathecal morphine&#44

periarticular analgesic injection and femoral nerve block,patients underwent TKA with periarticular analgesic injection&#44

and adductor nerve block,Patients underwent TKA with intrathecal morphine&#44

periarticular analgesic injection and femoral nerve block

Treatment,Treatment,Treatment,Treatment,Treatment

PAI ,PAI + FNB,SMO + PAI + FNB,PAI + ANB,SMO + PAI + ANB

Eligibility

Sex/Gender

All

Age

20 Years to 90 Years

Inclusion criteria

Inclusion criteria: All patients who underwent TKA with various analgesia

Exclusion criteria

Exclusion criteria: patients with incomplete data

Design outcomes

Primary

Measure	Time frame
Morphine consumption 24, 48 hours after surgery milligram of morphine via patient-controll analgesia (PCA),Pain score 6, 12, 24, 48, 72, 96 hours after surgery visual analogue scales	—

Secondary

Measure	Time frame
Knee range of motion (ROM) 24, 48, 72, 96 hours after surgery angle of knee flexion measured by continuous passive motion machine,Straight leg raising (SLR) 24, 48, 72, 96 hours after surgery angle of SLR measured by goniometer,Extenion lag (EL) 24, 48, 72, 96 hours after surgery angle of EL measured by goniomete,perioperative blood loss 24, 48, 72 hours after surgery Hb change postoperative	—

Countries

Thailand

Contacts

Public ContactArtit Laoruengthana

Faculty of Medicine, Naresuan university

artitlao@gmail.com0851102799

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026