Haemodynamic protocols in traumatology

INTERVENTION: 1. Targeted‐volume application guided by oesophageal Doppler; only during the primary operation 2. Post‐operative directives versus conventional volume application; only during the time the patient is in the intensive care unit (ICU)/intermediate care unit (IMCU) to finish post‐operative directives (POD) 0 on the first post‐operative day one at 8 am. The follow‐up will be up hospital discharge or up to the 30th post‐operative day. The patient will be contacted 90 days after the operation. CONDITION: Hemiarthroplasty of femoral neck fractures ; Musculoskeletal Diseases ; Fracture of femur PRIMARY OUTCOME: Peri‐operative incidence of delirium, examined the whole time during the hospital stay of the patient. SECONDARY OUTCOME: 1. Frequency of alcohol and drug abuse in patients undergoing femoral neck repair, examined directly after inclusion of the patient in the study; 2. Peri‐operative incidence of pulmonary, renal and cardiovascular dysfunction and of protocol violations, examined the whole time during the hospital stay of the patient ; 3. Post‐operative incidence of infections, examined the whole time during the hospital stay of the patient; 4. Quality of life (measured using the EuroQoL instrument), examined after inclusion in the study and 90 days after the operation INCLUSION CRITERIA: 1. Aged greater than or equal to 60 years, either sex 2. Written informed consent of the patient 3. Anamnestically two or more years post‐menopausal or surgically sterile 4. Patients with dislocated femoral neck fracture which is not older than 24 hours and will be operated within the next 24 hours