Prospective Trial of the Effect of Preoperative Forced-air Warming on Perioperative Body Temperature Following Neuraxial Anesthesia in Total Hip Arthroplasty Patients

University of Wisconsin (UW)

Status and phase: Terminated; Phase 4

Conditions: Perioperative Hypothermia

Treatments: Device: Bair-Hugger Warming Device; Device: Bair-Paws Warming Device

Study type: Interventional

Funder types: Other

Identifiers

NCT01626690

2011-0823

Details and patient eligibility

About

The purpose of this study is to determine if placement of a forced-air warming device prior to institution of regional anesthesia improves perioperative temperature control in patients undergoing total hip arthroplasty.

Enrollment: 100 patients

Sex: All

Ages: 55 to 85 years old

Volunteers: No Healthy Volunteers

Inclusion criteria

• patients undergoing total hip arthroplasty under neuraxial anesthesia,
• age 55-85,
• BMI 18-40

Exclusion criteria

• allergy to local anesthetics,
• patients electing to have general anesthesia for their total hip arthroplasty,
• pregnancy,
• prisoners,
• patients unable to give informed consent,
• English as a second language,
• active infectious or febrile illness (measured temperature > 37.5 degrees Celsius).

Trial design

Primary purpose: Treatment

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: None (Open label)

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100 participants in 2 patient groups

Pre-Warming

Experimental group

Treatment:

Device: Bair-Paws Warming Device

Control

Active Comparator group

Treatment:

Device: Bair-Hugger Warming Device