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Health Condition(s) or Problem
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Delirium
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Lay Summary
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The objective of this study is to evaluate the incidence of Post-Operative Delirium (POD),
diagnosed with the Confusion Assessment Method (CAM), in elderly patients undergoing hip
fracture surgery under general anaesthesia with xenon or sevoflurane, for a period of four
days post-surgery.
(from ClinicalTrials.gov)
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Who can enter the trial
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Inclusion Criteria:
- Elderly patient (= 75 years)
- Patient with planned hip fracture surgery within 48 hours after the hip fracture
- Patient willing and able to complete the requirements of this study including the
signature of the written informed consent
Exclusion Criteria:
- Patient suffering from multiple fractures, pelvic fractures proximal, pathological
fractures, femur fractures (i.e., fractures of the middle or distal femur)
- Disabling neuropsychiatric disorders (severe dementia, Alzheimer's disease,
schizophrenia, depression)
- Brain trauma within 12 months prior to selection, history of stroke with residuals
- Patient suffering from delirium (CAM diagnosis) at selection
- Patient who cannot complete the pre-operative mental tests (CAM and/or MMSE) of this
clinical trial
- Patient with Mini-Mental State Examination (MMSE) score < 24 at selection
- Patient known to susceptible to malignant hyperthermia
- Patient with elevated intra-cranial pressure
- Patient with a risk of high oxygen demand
- Patient with recent or ongoing myocardial infarction / damage
- Patient with severe cardiac failure, or patient with severe impaired left ventricular
systolic function
- Patient with known severe lung and/or airway disease, or severe chronic respiratory
insufficiency, or a sustained homecare oxygen therapy
- Contra-indication (serious illness or medical conditions) for general anaesthesia
- Known allergy or hypersensitivity to any drugs administered during this clinical
trial
- Previous participation in this clinical trial
- Participation in another clinical trial within 4 weeks prior to selection
- History of alcohol or drug abuse or psychiatric disorders which would impair the
understanding of the necessary information or render medically or legally unable to
give written informed consent
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Who cannot enter the trial
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Inclusion Criteria:
- Elderly patient (= 75 years)
- Patient with planned hip fracture surgery within 48 hours after the hip fracture
- Patient willing and able to complete the requirements of this study including the
signature of the written informed consent
Exclusion Criteria:
- Patient suffering from multiple fractures, pelvic fractures proximal, pathological
fractures, femur fractures (i.e., fractures of the middle or distal femur)
- Disabling neuropsychiatric disorders (severe dementia, Alzheimer's disease,
schizophrenia, depression)
- Brain trauma within 12 months prior to selection, history of stroke with residuals
- Patient suffering from delirium (CAM diagnosis) at selection
- Patient who cannot complete the pre-operative mental tests (CAM and/or MMSE) of this
clinical trial
- Patient with Mini-Mental State Examination (MMSE) score < 24 at selection
- Patient known to susceptible to malignant hyperthermia
- Patient with elevated intra-cranial pressure
- Patient with a risk of high oxygen demand
- Patient with recent or ongoing myocardial infarction / damage
- Patient with severe cardiac failure, or patient with severe impaired left ventricular
systolic function
- Patient with known severe lung and/or airway disease, or severe chronic respiratory
insufficiency, or a sustained homecare oxygen therapy
- Contra-indication (serious illness or medical conditions) for general anaesthesia
- Known allergy or hypersensitivity to any drugs administered during this clinical
trial
- Previous participation in this clinical trial
- Participation in another clinical trial within 4 weeks prior to selection
- History of alcohol or drug abuse or psychiatric disorders which would impair the
understanding of the necessary information or render medically or legally unable to
give written informed consent
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What will happen
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Drug; Xenon; Group A: xenon 60% (55%-65%)(1 MAC) in oxygen (FiO2 = 0.35-0.45); Xenon; LENOXe; Drug; Sevoflurane; Group B: sevoflurane 1.1-1.4%(1 MAC) in oxygen (FiO2 = 0.35-0.45) and Medical air; Sevoflurane
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Primary aim
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Post Operative Delirium diagnosed with the Confusion Assessment Method within four days post-surgery
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Secondary Aim
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Post Operative Delirium diagnosed with the Confusion Assessment Method from day 5 post surgery to discharge from hospital; About 7 days; No; Sequential Organ Failure Assessment from day 1 to day 4 post-surgery; four days; No; Recovery Parameters; fifteen minutes; No; economic parameters; up to thirty days; No; Safety Parameters; Up to thirty days; Yes; Serious Adverse Events, Adverse Events, laboratory parameters
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Participant Information Sheet
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Sorry, not currently available
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Website
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Sorry, not currently available
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Recruitment Status
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Recruiting
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Nation
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England
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Location
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London
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