- ICH GCP
- US Clinical Trials Registry
- Klinisk forsøg NCT00799175
Local Infiltration Analgesia Following Total Knee Arthroplasty (RAK-total)
Local Infiltration Analgesia With Ropivacaine, Ketorolac and Epinephrine Intra- and Postoperatively in Total Knee Arthroplasty
Studieoversigt
Status
Betingelser
Intervention / Behandling
Detaljeret beskrivelse
Postoperative pain is often severe following knee arthroplasty. Recently, a local infiltration analgesia (LIA) technique was developed by Drs Kerr and Kohan in Sydney, Australia. With this LIA-technique, a long-acting local anesthetic (ropivacaine), a nonsteroidal anti-inflammatory drug (ketorolac), and epinephrine are infiltrated intraoperatively and via an intraarticular catheter postoperatively. We ahve completed a study on unicompartmental knee arthroplasty and the present study is investigating total knee arthroplasties.
The primary aim of this study is to evaluate if intra- and postoperative administration of ropivacaine, ketorolac and epinephrine into the operating field would affect morphine consumption. Secondary end-points are hospital stay, pain intensity and side effects. In an attempt to assess the safety of this technique, knee function and patient satisfaction scores are assessed up to 3 months after surgery.
Undersøgelsestype
Tilmelding (Faktiske)
Fase
- Ikke anvendelig
Kontakter og lokationer
Studiesteder
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-
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Orebro, Sverige, 701 85
- University Hospital Örebro
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Orebro, Sverige, 70185
- University Hospital Örebro
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Deltagelseskriterier
Berettigelseskriterier
Aldre berettiget til at studere
Tager imod sunde frivillige
Køn, der er berettiget til at studere
Beskrivelse
Inclusion Criteria:
- Patients scheduled for total knee arthroplasty
- Aged 20-85 yrs
- ASA physical status I-III and mobility indicating normal postoperative mobilization
Exclusion Criteria:
- Known allergy or intolerance to one of the study drugs
- Serious liver-, heart- or renal decease
- Rheumatoid arthritis
- Chronic pain or bleeding disorder
Studieplan
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
- Primært formål: Behandling
- Tildeling: Randomiseret
- Interventionel model: Parallel tildeling
- Maskning: Firedobbelt
Våben og indgreb
Deltagergruppe / Arm |
Intervention / Behandling |
|---|---|
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Aktiv komparator: 1 Group A(Active)
Group A (Active) receives a multimodal injection intra- and postoperatively
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In Group A, 400 mg ropivicaine, 30 mg ketorolac and 0.5 mg epinephrine (total volume 166 ml) are infiltrated by the surgeon into the soft tissues peri-articularly during the operation in the following way: Before inserting the components, 20-30 ml are injected into the posterior capsule and before closure of the wound the rest is injected into the capsule incision, the synovium, the ligament and the subcutaneous tissue.
After 21 postoperative hours in Group A, 200 mg ropivicaine, 30 mg ketorolac and 0.1 mg epinephrine, total volume 22 ml, are injected intraarticularly via the catheter.
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Placebo komparator: 2 Group P (Placebo)
Group P (Placebo) receives no injection intraoperatively and a saline injection postoperatively
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In Group P (placebo) no injections were given intraoperatively.
All patients had a tunnelled intra-articular multihole 20-G catheter placed at the end of the operation by the surgeon.After 21 postoperative hours 22 ml of saline was injected intraarticularly via the catheter.
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Hvad måler undersøgelsen?
Primære resultatmål
Resultatmål |
Tidsramme |
|---|---|
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Morphine consumption
Tidsramme: 0-48 hours
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0-48 hours
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Sekundære resultatmål
Resultatmål |
Tidsramme |
|---|---|
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hospital stay, pain intensity, side effects, knee function and patient satisfaction scores
Tidsramme: 0-3 months
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0-3 months
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Samarbejdspartnere og efterforskere
Sponsor
Efterforskere
- Ledende efterforsker: Kjell Axelsson, Prof, University Hospital Orebro, Sweden
Datoer for undersøgelser
Studer store datoer
Studiestart
Primær færdiggørelse (Faktiske)
Studieafslutning (Faktiske)
Datoer for studieregistrering
Først indsendt
Først indsendt, der opfyldte QC-kriterier
Først opslået (Skøn)
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Skøn)
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidst verificeret
Mere information
Begreber relateret til denne undersøgelse
Yderligere relevante MeSH-vilkår
- Patologiske processer
- Postoperative komplikationer
- Smerte
- Neurologiske manifestationer
- Smerter, postoperativ
- Lægemidlers fysiologiske virkninger
- Adrenerge midler
- Neurotransmittermidler
- Molekylære mekanismer for farmakologisk virkning
- Depressive midler til centralnervesystemet
- Autonome agenter
- Agenter fra det perifere nervesystem
- Enzymhæmmere
- Analgetika
- Sensoriske systemagenter
- Bedøvelsesmidler
- Anti-inflammatoriske midler, ikke-steroide
- Analgetika, ikke-narkotisk
- Anti-inflammatoriske midler
- Antirheumatiske midler
- Cyclooxygenase-hæmmere
- Adrenerge alfa-agonister
- Adrenerge agonister
- Bedøvelsesmidler, lokale
- Bronkodilatatorer
- Anti-astmatiske midler
- Respiratoriske midler
- Adrenerge beta-agonister
- Sympatomimetika
- Vasokonstriktormidler
- Mydriatics
- Ketorolac
- Ropivacain
- Adrenalin
Andre undersøgelses-id-numre
- RAK-total
Disse oplysninger blev hentet direkte fra webstedet clinicaltrials.gov uden ændringer. Hvis du har nogen anmodninger om at ændre, fjerne eller opdatere dine undersøgelsesoplysninger, bedes du kontakte register@clinicaltrials.gov. Så snart en ændring er implementeret på clinicaltrials.gov, vil denne også blive opdateret automatisk på vores hjemmeside .
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