E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
Post-surgical pain after gastric bypass surgery in obese patients |
Dolor postquirúrgico tras cirugía de by-pass gástrico en pacientes obesos |
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E.1.1.1 | Medical condition in easily understood language |
Dolor postquirúrgico tras cirugía de by-pass gástrico en pacientes obesos |
Dolor tras la cirugía de bypass gástrico en pacientes con obesidad. |
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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 |
To compare the postoperative pain score (using visual analogue scale, VAS) in the two groups once the patient arrives at the post-anesthetic recovery unit (immediate postoperative VAS). |
Comparar la puntuación del dolor postoperatorio (mediante escala visual analógica, VAS) en los dos grupos una vez que el paciente llega a la unidad de recuperación post-anestésica (VAS postoperatorio inmediato). |
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E.2.2 | Secondary objectives of the trial |
- Determine if there is a difference in the VAS at 3, 6 and 24 hours. - Determine if there is a difference in morphine consumption during the first 24 hours. - Determine if there is a difference in the incidence of nausea and vomiting during the first 24 hours. - Determine if there is a difference in the presence of pain referred to the shoulder during the first 24 hours. - Determine if there are differences in the beginning of oral tolerance, ambulation and length of hospital stay. - Determine if there are cardiovascular complications in any of the groups during the first 48 hours. - Determine if there are differences in inflammatory markers at 24 hours. |
- Determinar si existe diferencia en las VAS a las 3, 6 y 24 horas. - Determinar si existe diferencia en el consumo de morfina durante las primeras 24 horas. - Determinar si existe diferencia en la incidencia de náuseas y vómitos durante las primeras 24 horas. - Determinar si existe diferencia en la presencia de dolor referido al hombro durante las primeras 24 horas. - Determinar si existen diferencias en el inicio de la tolerancia oral, deambulación y tiempo de estancia hospitalaria. - Determinar si existen complicaciones cardiovasculares en alguno de los grupos durante las primeras 48 horas. - Determinar si existen diferencias en los marcadores inflamatorios a las 24 horas. |
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E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
- Patients programmed for laparoscopic Roux-Y gastric bypass surgery - Age between 18 and 80 years old - Informed consent - BMI ≥ 35 kg / m2 - That he agrees to participate in the study by signing the informed consent. |
- Pacientes programados para cirugía de Bypass gástrico laparoscópico en Y de Roux - Edad entre los 18 y los 80 años - Consentimiento informado cumplimentado - IMC ≥ 35 kg/m2 - Que acepte participar en el estudio firmando el consentimiento informado. |
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E.4 | Principal exclusion criteria |
- Reconversion to open surgery - Allergy known to local anesthetics - Psychiatric alterations that prevent the clinical evaluation of pain - Previous history of chronic pain of any type with habitual opioid use - Severe cardiovascular disease (NYHA ≥ III): CHF, arrhythmias, decompensated cardiomyopathies. - Treatment with class III antiarrhythmics (amiodarone, sotalol). - IRC stadium 3 or more. - Child-Pugh hepatic dysfunction class B or C. - Previous gastrointestinal surgery. - Acute porphyria - If the surgery is reconverted to open, the patient will be excluded from the study. |
- Reconversión a cirugía abierta - Alergia conocida a anestésicos locales - Alteraciones psiquiátricas que impidan la evaluación clínica del dolor - Historia previa de dolor crónico de cualquier tipo con consumo habitual de opioides - Enfermedad cardiovascular severa (NYHA ≥ III): ICC, arritmias, miocardiopatías descompensadas. - Tratamiento con antiarrítmicos clase III (amiodarona, sotalol). - IRC estadio 3 o más. - Disfunción hepática Child-Pugh clase B o C. - Cirugía gastrointestinal previa. - Porfiria aguda - Si la cirugía se reconvierte a abierta, el paciente quedará excluido del estudio. |
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E.5 End points |
E.5.1 | Primary end point(s) |
To compare the postoperative pain score (using visual analogue scale, VAS) in the two groups once the patient arrives at the post-anesthetic recovery unit (immediate postoperative VAS). |
Comparar la puntuación del dolor postoperatorio (mediante escala visual analógica, VAS) en los dos grupos una vez que el paciente llega a la unidad de recuperación post-anestésica (VAS postoperatorio inmediato). |
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E.5.1.1 | Timepoint(s) of evaluation of this end point |
Immediate post-operative |
Post-operatorio inmediato |
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E.5.2 | Secondary end point(s) |
- Determine if there is a difference in the VAS at 3, 6 and 24 hours. - Determine if there is a difference in morphine consumption during the first 24 hours. - Determine if there is a difference in the incidence of nausea and vomiting during the first 24 hours. - Determine if there is a difference in the presence of pain referred to the shoulder during the first 24 hours. - Determine if there are differences in the beginning of oral tolerance, ambulation and length of hospital stay. - Determine if there are cardiovascular complications in any of the groups during the first 48 hours. - Determine if there are differences in inflammatory markers at 24 hours. |
- Determinar si existe diferencia en las VAS a las 3, 6 y 24 horas. - Determinar si existe diferencia en el consumo de morfina durante las primeras 24 horas. - Determinar si existe diferencia en la incidencia de náuseas y vómitos durante las primeras 24 horas. - Determinar si existe diferencia en la presencia de dolor referido al hombro durante las primeras 24 horas. - Determinar si existen diferencias en el inicio de la tolerancia oral, deambulación y tiempo de estancia hospitalaria. - Determinar si existen complicaciones cardiovasculares en alguno de los grupos durante las primeras 48 horas. - Determinar si existen diferencias en los marcadores inflamatorios a las 24 horas. |
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E.5.2.1 | Timepoint(s) of evaluation of this end point |
At 3,6, 24 and 48 hours post-surgical. |
A las 3, 6, 24 y 48 horas post-quirúrgicas |
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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 | Yes |
E.6.4 | Safety | Yes |
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 | No |
E.8.1.3 | Single blind | No |
E.8.1.4 | Double blind | Yes |
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 |
Ropivacaina intraperitoneal post-quirúrgica |
post-surgical intraperitoneal Ropivacaine |
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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
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LVLS |
Última visita programada del último paciente del estudio. |
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E.8.9 Initial estimate of the duration of the trial |
E.8.9.1 | In the Member State concerned years | 1 |
E.8.9.1 | In the Member State concerned months | 6 |
E.8.9.1 | In the Member State concerned days | |