E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
patients requiring total knee arthroplasty for non-inflammatory osteoarthritis of the knee |
patienten die een totale knie prothese ontvangen ivm gonarthrose |
|
E.1.1.1 | Medical condition in easily understood language |
patients undergoing knee replacement surgery for osteoarthritis of the knee |
patienten die een knieprothese krijgen ivm arthrose van de knie |
|
E.1.1.2 | Therapeutic area | Analytical, Diagnostic and Therapeutic Techniques and Equipment [E] - Anesthesia and Analgesia [E03] |
MedDRA Classification |
E.1.3 | Condition being studied is a rare disease | No |
E.2 Objective of the trial |
E.2.1 | Main objective of the trial |
Identifying the optimal anesthesia technique for patients undergoing total knee arthroplasty according to the fast track protocol giving the best functional outcome |
Vaststellen van de optimale anesthesietechniek voor patiënten die een totale knie prothese krijgen volgens fast track protocol die de beste functionele outcome geeft |
|
E.2.2 | Secondary objectives of the trial |
Identifying the optimal anesthesia technique for patients undergoing total knee arthroplasty according to the fast track protocol in terms of: pain, used pain medication, quality, quantity and safety of in-hospital mobilization, patient satisfaction, time to reach discharge criteria, length of stay, patient reported functional outcome and quality of life. |
Vaststellen van de optimale anesthesietechniek voor patiënten die een totale knie prothese krijgen volgens fast track protocol in het kader van: pijn, gebruikte pijnmedicatie, kwaliteit, kwantiteit en veiligheid van het mobiliseren gedurende opname, patienttevredenheid, tijd tot bereiken ontslagcriteria, opnameduur, functionele outcome volgens patient en kwaliteit van leven |
|
E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
• age 50-80 years • ASA physical health classification I – II • patient presents with non-inflammatory primary knee osteoarthritis (radiological confirmation) • patient planned for a primary unilateral posterior-stabilized tri-compartmental cemented total knee replacement (Genesis II - PS) • scheduled for fast-track protocol TKA • patient plans to be available for follow-up through one year postoperative • written informed consent |
leeftijd 50-80 jaar ASA klasse I - II non-inflammatoire gonartrose (rontgenologisch bevestigd) op wachtlijst voor unilaterale primaire totale knieprothese (Genesis II PS) volgens fast track protocol beschikbaar voor follow up gedurende een jaar post-operatief getekende informed consent |
|
E.4 | Principal exclusion criteria |
• any contra-indication for regional anesthesia • any contra-indication for spinal anesthesia • traumatic osteoarthritis requiring TKA • an active, local infection or systemic infection • known hypersensitivity to amide-type local anesthetics • known hypersensitivity to opioids • a Body Mass Index (BMI) > 40 kg/m2 • inability to walk independently (inability to walk at least 10 consecutive meters without a walking aid) • scheduled for contralateral TKA within 1 year post-operative • scheduled for another operation within 3 months post-operative • physical, emotional or neurological conditions that would compromise compliance with postoperative rehabilitation and follow-up • chronic opioid analgesic therapy • rheumatoid arthritis |
contra-indicatie voor locoregionale anesthesie contra-indicatie voor spinaalanesthesie traumatische arthrose waarvoor TKP actieve lokale of systemische infectie overgevoeligheid voor lokaalanesthetica van het amide-type overgevoeligheid voor opiaten Body Mass Index (BMI) > 40 kg/m2 niet in staat zelfstandig 10 meter te lopen zonder hulpmiddelen (krukken, rollator, wandelstuk) gepland voor ipsilaterale TKP binnen een jaar gepland voor enige andere operatie binnen 3 maanden fysieke, emotionele of neurologische conditie die de patient niet in staat stelt het fast track protocol en de follow up te volbrengen chronisch opiatengebruik reumatoide arthritis |
|
E.5 End points |
E.5.1 | Primary end point(s) |
Functional outcome will be measured with a performance battery consisting of three functional tests: the Timed-Up-And-Go test, the Stair Climbing Task and the Six Minute Walk test. |
functionele outcome zal geweten worden met een set aan testen: de Timed-Up-And-Go test, de traplooptest en de 6 minuten looptest |
|
E.5.1.1 | Timepoint(s) of evaluation of this end point |
The performance battery will be done pre-operative, at reaching hospital discharge criteria, 3 months post-operative and one year post-operative |
De functionele testen worden afgenomen: pre-operatief, bij bereiken ontslagcriteria, 3 maanden postoperatief en één jaar postoperatief |
|
E.5.2 | Secondary end point(s) |
NRS pain, used pain medication, quality of in-hospital mobilization by NRS given by the physical therapist, quantity of in-hospital mobilization measured with an accelerometer and safety of in-hospital mobilization by NRS given by the physical therapist, patient satisfaction with the analgesia (NRS), time to reach discharge criteria in days, length of stay in days, patient reported functional outcome using LEFS and Oxford12Q questionnaires and quality of life using the EQ5D questionnaire. |
NRS pijn, gebruikte pijnmedicatie, kwaliteit van het mobiliseren gedurende opname vastgesteld door de fysiotherapeut (NRS), kwantiteit van het mobiliseren gedurende opname gemeten met een accelerometer en veiligheid van het mobiliseren gedurende opname vastgesteld door de fysiotherapeut, patienttevredenheid met de pijnbestrijding (NRS), tijd tot bereiken ontslagcriteria in dagen, opnameduur in dagen, functionele outcome volgens patient gemeten met de Oxford12Q vragenlijst en de LEFS vragenlijst en kwaliteit van leven gemeten met de EQ5D vragenlijst |
|
E.5.2.1 | Timepoint(s) of evaluation of this end point |
Pre-operative, at reaching hospital discharge criteria, 6 weeks post-operative, 3 months post-operative and one year post-operative |
pre-operatief, bij bereiken ontslagcriteria, 6 weken postoperatief, 3 maanden postoperatief en één jaar postoperatief |
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E.6 and E.7 Scope of the trial |
E.6 | Scope of the trial |
E.6.1 | Diagnosis | No |
E.6.2 | Prophylaxis | No |
E.6.3 | Therapy | No |
E.6.4 | Safety | No |
E.6.5 | Efficacy | Yes |
E.6.6 | Pharmacokinetic | No |
E.6.7 | Pharmacodynamic | No |
E.6.8 | Bioequivalence | No |
E.6.9 | Dose response | No |
E.6.10 | Pharmacogenetic | No |
E.6.11 | Pharmacogenomic | No |
E.6.12 | Pharmacoeconomic | No |
E.6.13 | Others | No |
E.7 | Trial type and phase |
E.7.1 | Human pharmacology (Phase I) | No |
E.7.1.1 | First administration to humans | No |
E.7.1.2 | Bioequivalence study | No |
E.7.1.3 | Other | No |
E.7.1.3.1 | Other trial type description | |
E.7.2 | Therapeutic exploratory (Phase II) | No |
E.7.3 | Therapeutic confirmatory (Phase III) | No |
E.7.4 | Therapeutic use (Phase IV) | Yes |
E.8 Design of the trial |
E.8.1 | Controlled | Yes |
E.8.1.1 | Randomised | Yes |
E.8.1.2 | Open | Yes |
E.8.1.3 | Single blind | No |
E.8.1.4 | Double blind | No |
E.8.1.5 | Parallel group | Yes |
E.8.1.6 | Cross over | No |
E.8.1.7 | Other | No |
E.8.2 | Comparator of controlled trial |
E.8.2.1 | Other medicinal product(s) | No |
E.8.2.2 | Placebo | No |
E.8.2.3 | Other | Yes |
E.8.2.3.1 | Comparator description |
andere injectieplaats (femoralisblok versus lokale infiltratie) |
other site of injection (femoral nerve block versus local infiltration) |
|
E.8.2.4 | Number of treatment arms in the trial | 2 |
E.8.3 |
The trial involves single site in the Member State concerned
| Yes |
E.8.4 | The trial involves multiple sites in the Member State concerned | No |
E.8.5 | The trial involves multiple Member States | No |
E.8.6 Trial involving sites outside the EEA |
E.8.6.1 | Trial being conducted both within and outside the EEA | No |
E.8.6.2 | Trial being conducted completely outside of the EEA | No |
E.8.7 | Trial has a data monitoring committee | No |
E.8.8 |
Definition of the end of the trial and justification where it is not the last
visit of the last subject undergoing the trial
|
LVLS |
laatste meting laatste proefpersoon |
|
E.8.9 Initial estimate of the duration of the trial |
E.8.9.1 | In the Member State concerned years | 2 |
E.8.9.1 | In the Member State concerned months | 0 |
E.8.9.1 | In the Member State concerned days | 0 |