NCT01261897

Brief Summary

The objective of this study is to assess the efficacy of Adductor-Canal-Blockade on pain and morphine consumption after total knee arthroplasty. Our hypothesis is that the Adductor -Canal-Blockade is superior to placebo in reducing pain and morphine consumption after total knee arthroplasty.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
40

participants targeted

Target at below P25 for phase_4 postoperative-pain

Timeline
Completed

Started Jan 2011

Shorter than P25 for phase_4 postoperative-pain

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

December 16, 2010

Completed
1 day until next milestone

First Posted

Study publicly available on registry

December 17, 2010

Completed
15 days until next milestone

Study Start

First participant enrolled

January 1, 2011

Completed
8 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

September 1, 2011

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

September 1, 2011

Completed
Last Updated

October 4, 2011

Status Verified

October 1, 2011

Enrollment Period

8 months

First QC Date

December 16, 2010

Last Update Submit

October 3, 2011

Conditions

Keywords

Adductor-Canal-Blockadepostoperative painUS-guided nerve blocktotal knee arthroplasty

Outcome Measures

Primary Outcomes (1)

  • Pain during 45 degrees active flexion of the knee

    0-100 mm at a visual analogue scale (VAS), at 1 hour postoperative

    1 hour postoperative

Secondary Outcomes (8)

  • Pain during 45 degrees active flexion of the knee

    0-6 hours postoperative

  • Pain during rest

    1-6 hours postoperative

  • A change in pain score in the ropivacaine group, after activating the block

    30-60 minutes postoperative

  • Total morphine consumption

    30 minutes - 6 hours postoperative

  • Postoperative nausea

    1-6 hours postoperative

  • +3 more secondary outcomes

Study Arms (2)

Adductor-Canal-Blockade with Ropivacaine

ACTIVE COMPARATOR
Procedure: Adductor-Canal-Blockade with Ropivacaine

Adductor-Canal-blockade with saline

PLACEBO COMPARATOR
Procedure: Adductor-Canal-blockade with saline

Interventions

US-guided Adductor-Canal-Blockade with ropivacaine 7,5 mg/ml

Also known as: Naropine, Postoperative pain, US-guided nerve block
Adductor-Canal-Blockade with Ropivacaine

US-guided Adductor-Canal-blockade with saline

Also known as: Sham block
Adductor-Canal-blockade with saline

Eligibility Criteria

Age40 Years - 85 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Total Knee Arthroplasty in general anaesthesia
  • ASA 1-3
  • BMI 18-40
  • Written informed consent

You may not qualify if:

  • Can not cooperate to the exam
  • Do not speak or understand Danish
  • Drug allergy
  • Alcohol or drug abuse
  • Daily consumption of strong opioids

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Department of Anaesthesia-Surgery-Intensive Care, Gentofte Hospital

Gentofte Municipality, Hellerup, 2900, Denmark

Location

Related Publications (1)

  • Jaeger P, Grevstad U, Henningsen MH, Gottschau B, Mathiesen O, Dahl JB. Effect of adductor-canal-blockade on established, severe post-operative pain after total knee arthroplasty: a randomised study. Acta Anaesthesiol Scand. 2012 Sep;56(8):1013-9. doi: 10.1111/j.1399-6576.2012.02737.x. Epub 2012 Jul 26.

MeSH Terms

Conditions

Pain, Postoperative

Interventions

RopivacaineSodium Chloride

Condition Hierarchy (Ancestors)

Postoperative ComplicationsPathologic ProcessesPathological Conditions, Signs and SymptomsPainNeurologic ManifestationsSigns and Symptoms

Intervention Hierarchy (Ancestors)

AnilidesAmidesOrganic ChemicalsAniline CompoundsAminesChloridesHydrochloric AcidChlorine CompoundsInorganic ChemicalsSodium Compounds

Study Officials

  • Pia Jæger, MD

    Rigshospitalet, Denmark

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
phase 4
Allocation
RANDOMIZED
Masking
QUADRUPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
MD

Study Record Dates

First Submitted

December 16, 2010

First Posted

December 17, 2010

Study Start

January 1, 2011

Primary Completion

September 1, 2011

Study Completion

September 1, 2011

Last Updated

October 4, 2011

Record last verified: 2011-10

Locations