Trial Search Results

Evaluation of Objective Pain Measurement Device

This study will attempt to objectively measure pain with an experimental device. The investigators will apply the device to measure patients "pain" due to uterine contractions during routine clinical care to correlate patients verbal pain ratings and analgesia requirements to that measured by the device.

Stanford is currently not accepting patients for this trial.

Lead Sponsor:

Stanford University

Stanford Investigator(s):


  • Device: Pain Measurement Device




Inclusion Criteria:

   - Age 18-45

   - ASA 1 or 2 +/-E

   - Patient requesting epidural labor analgesia

   - Patient in active labor (cervical change, greater than or equal to 3 cm)

   - Good toco tracing (clearly showing contractions at least every 5 minutes)

   - Pain score greater than or equal to 3 out of 10 with contractions

Exclusion Criteria:

   - History of chronic pain

   - History of chronic opioid use

   - BMI > 45

   - Allergy to sensor adhesive material, local anesthetic or opioids

   - Contraindication to neuraxial block

   - Patient on magnesium infusion

   - Inability to give informed consent

   - Severe co-morbidities

Ages Eligible for Study

18 Years - 45 Years

Genders Eligible for Study


Not currently accepting new patients for this trial

Contact Information

Stanford University
School of Medicine
300 Pasteur Drive
Stanford, CA 94305
Brendan Carvalho, MBBCh, FRCA
(650) 861-8607
Not Recruiting