Intra- Versus Extraarticular Injection of Ropivacaine in Total Knee Arthroplasty

Intraartikulær Versus ekstraartikulær Bolus Injektion Med Ropivacain Ved Total knæalloplastik: et Prospektivt, Randomiseret, Dobbeltblindet, Kontrolleret Studie

Status

UNKNOWN

Phases

Phase 4

Study type

Interventional

Source

ClinicalTrials.gov

Registry ID

NCT00632580

Enrollment

Registered

2008-03-10

Start date

2008-01-31

Completion date

2008-07-31

Last updated

2009-03-18

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

Conditions

Pain, Postoperative

Keywords

Pain, Postoperative

Brief summary

The purpose of this study is to evaluate the optimal site for application of local anesthetics in total knee arthroplasty surgery. The hypothesis is, that improved pain relief is obtained when administering local anesthetics in the tissues sourrounding the knee joint compared to the knee joint itself.

Interventions

DRUGintraarticular injection with ropivacaine

DRUGextraarticular injection with ropivacaine

Study design

Allocation

RANDOMIZED

Intervention model

PARALLEL

Primary purpose

TREATMENT

Masking

DOUBLE (Subject, Outcomes Assessor)

Eligibility

Sex/Gender

ALL

Age

18 Years to No maximum

Healthy volunteers

Inclusion criteria

* eligible for elective total knee arthroplasty * able to speak and understand Danish * able to give informed consent

Exclusion criteria

* alocohol or medical abuse * allergies to local anesthetics * age \< 18 yrs. * intolerance to opioids

Design outcomes

Primary

Measure	Time frame
pain	48 hours

Countries

Denmark

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026