- ICH GCP
- US Clinical Trials Registry
- Klinisk utprøving NCT02172729
The Effect of Different Doses (Mass) of Local Anesthetic on Duration of Adductor Canal Block in Healthy Volunteers - Part 2
To investigate whether increased dose of local anesthetic (lidocaine) increases duration of peripheral nerve block (adductor canal block) and to develop a model for assessing duration of peripheral nerve blockades. The investigators hypothesize that increasing the dose of lidocaine (by increased concentration) will increase the duration of an adductor canal block.
The study is a follow up on an identical study (SM1-PJ-13, EudraCT number: 2013-001822-24 ) made earlier with different concentrations of lidocaine and a placebo group. For further information see trial registration at European Union Drug Regulatory Authorities Clinical Trial System.
Studieoversikt
Status
Forhold
Intervensjon / Behandling
Studietype
Registrering (Faktiske)
Fase
- Fase 4
Kontakter og plasseringer
Studiesteder
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-
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Copenhagen, Danmark, 2100
- Rigshospitalet, Centre of Head and Orthopaedics, Department of Anaesthesia
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Deltakelseskriterier
Kvalifikasjonskriterier
Alder som er kvalifisert for studier
Tar imot friske frivillige
Kjønn som er kvalifisert for studier
Beskrivelse
Inclusion Criteria:
- ASA 1
- Body mass index 18-25
Exclusion Criteria:
- Allergy to study medication
- Earlier trauma or surgery to lower limb
- Diabetes Mellitus
Studieplan
Hvordan er studiet utformet?
Designdetaljer
- Primært formål: Behandling
- Tildeling: Randomisert
- Intervensjonsmodell: Crossover-oppdrag
- Masking: Firemannsrom
Våpen og intervensjoner
Deltakergruppe / Arm |
Intervensjon / Behandling |
---|---|
Eksperimentell: ACB with lidocaine 5 mg/ml
Adductor canal block (ACB) with 20 ml lidocaine 5 mg/ml, single bolus
|
Duration of an adductor canal block with 20 ml lidocaine, single bolus, administered as 5 or 15 mg/ml
|
Eksperimentell: ACB with lidocaine 15 mg/ml
Adductor canal block with 20 ml lidocaine 15 mg/ml, single bolus
|
Duration of an adductor canal block with 20 ml lidocaine, single bolus, administered as 5 or 15 mg/ml
|
Hva måler studien?
Primære resultatmål
Resultatmål |
Tiltaksbeskrivelse |
Tidsramme |
---|---|---|
Duration of sensory block assessed with pinprick.
Tidsramme: 0-10 hours
|
Duration is defined as the time from block performance until recovery of sensation to pin-prick stimulus, assessed at 30 and 60 minutes post block, and thereafter every hour.
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0-10 hours
|
Sekundære resultatmål
Resultatmål |
Tiltaksbeskrivelse |
Tidsramme |
---|---|---|
Duration of sensory block assessed by heat pain detection threshold
Tidsramme: 0-10 hours
|
Duration is defined as time from block performance until recovery of normal sensation (+/- 2 degrees Celsius from preblock value) assessed at 30 and 60 minutes post block, and thereafter every hour.
|
0-10 hours
|
Duration of sensory block assessed by warmth detection threshold
Tidsramme: 0-10 hours
|
Duration is defined as time from block performance until recovery of normal sensation (return to baseline value + 2 degrees Celsius or less from preblock value) assessed at 30 and 60 minutes post block, and thereafter every hour.
|
0-10 hours
|
Duration of sensory block assessed by pain during 1 minute of warmth stimulation
Tidsramme: 0-10 hours
|
Duration is defined as time from block performance until recovery of normal sensation (return to baseline VAS pain scores +/-10 mm from preblock value) assessed at 30 and 60 minutes post block, and thereafter every hour.
|
0-10 hours
|
Duration of sensory block assessed by tolerance to transcutaneal electrical stimulation
Tidsramme: 0-10 hours
|
Duration is defined as time from block performance until recovery of normal sensation (return to baseline preblock value) assessed at 30 and 60 minutes post block, and thereafter every hour.
|
0-10 hours
|
Duration of sensory block assessed by cold sensation with an alcohol swab
Tidsramme: 0-10 hours
|
Duration is defined as time from block performance until recovery of normal sensation assessed at 30 and 60 minutes post block, and thereafter every hour.
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0-10 hours
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Duration of motor block assessed as maximum voluntary isometric contraction.
Tidsramme: 0-10 hours
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Duration is defined as time from block performance until recovery of normal muscle strength, assessed at 30 and 60 minutes post block, and thereafter every hour.
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0-10 hours
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Time to onset of sensory block assessed by pinprick.
Tidsramme: 0-2 hours
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Onset is defined as the time from block performance until loss of sensation to pin-prick stimulus assessed at 30 and 60 minutes post block, and thereafter every hour.
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0-2 hours
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Samarbeidspartnere og etterforskere
Sponsor
Etterforskere
- Studiestol: Jørgen B Dahl, Professor, Rigshospitalet, Denmark
Publikasjoner og nyttige lenker
Studierekorddatoer
Studer hoveddatoer
Studiestart
Primær fullføring (Faktiske)
Studiet fullført (Faktiske)
Datoer for studieregistrering
Først innsendt
Først innsendt som oppfylte QC-kriteriene
Først lagt ut (Anslag)
Oppdateringer av studieposter
Sist oppdatering lagt ut (Anslag)
Siste oppdatering sendt inn som oppfylte QC-kriteriene
Sist bekreftet
Mer informasjon
Begreper knyttet til denne studien
Nøkkelord
Ytterligere relevante MeSH-vilkår
- Fysiologiske effekter av legemidler
- Molekylære mekanismer for farmakologisk virkning
- Anti-arytmimidler
- Sentralnervesystemdepressiva
- Agenter fra det perifere nervesystemet
- Sensoriske systemagenter
- Bedøvelsesmidler
- Membrantransportmodulatorer
- Anestesimidler, lokal
- Spenningskontrollerte natriumkanalblokkere
- Natriumkanalblokkere
- Lidokain
Andre studie-ID-numre
- SM1-PJ-14
- 2014-001752-31 (EudraCT-nummer)
Denne informasjonen ble hentet direkte fra nettstedet clinicaltrials.gov uten noen endringer. Hvis du har noen forespørsler om å endre, fjerne eller oppdatere studiedetaljene dine, vennligst kontakt register@clinicaltrials.gov. Så snart en endring er implementert på clinicaltrials.gov, vil denne også bli oppdatert automatisk på nettstedet vårt. .
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