intraoperative hypothermia
Conditions
Interventions
experimental group:Patients will be warmed by an Eternal H680B Series medical heating blanket during the surgery, with the expected range of body temperature set to 36.2?-36.8?, and the target tempera
control group:Patients will be warmed by a 3M Bair Hugger Series air-forced blanket during the surgery. The warming system will be turned on and set to 43? by a medical personnel when the patient’s bo
Sponsors
West China Hospital of Sichuan University
Eligibility
Sex/Gender
All
Age
65 Years to No maximum
Inclusion criteria
Inclusion criteria: 1. 65 years and older. 2. Patients undergoing elective abdominal surgery under general anesthesia with an estimated operative time more than 2 hours. 3. The informed consent is signed.
Exclusion criteria
Exclusion criteria: 1. Patients who require intravenous infusion of both upper limbs. 2. Patients with a history of severe skin allergy, especially who are allergic to silica gel or medical plastics. 3. Patients with a special surgical position which makes the warming blanket or warming pad unavailable. 4. Patients proposed to transfer with tracheal catheter into ICU after surgery.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Time proportion of normothermia (36-37?) throughout the surgery; | — |
Secondary
| Measure | Time frame |
|---|---|
| incidence of intraoperative hypothermia;time poportion of body temperature < 36? during the surgery;time poportion of body temperature < 36? during the PACU stay;time proportion of body temperature < 36? during the perioperative period (including the anesthesia and surgery period and the PACU stay);incidence of hypothermia when entering the PACU;incidence of postoperative shivering;the alarm frequency of the warming device;incidence of real-time temperature higer than 38?;incidence of real-time body temperature lower than 35?;incidence of adverse events;emergence time;time to extubation;the Riker sedation agitation scale score during resuscitation;satisfaction scores of patients for the intraoperative temperature management;satisfaction scores of anesthesiologists for the intraoperative temperature management;satisfaction scores of nurses in the PACU for the intraoperative temperature management; | — |
Countries
China
Contacts
Public ContactYuyi Zhao
West China Hospital of Sichuan University
Outcome results
None listed