The investigators hypothesize that teaching ultrasound sonoanatomy to identify the L3-L4 interspace will improve resident's long term skill to correctly identify the interspace as compared to palpation alone.
This will be an observational education based study to improve anesthesiology resident's ability to correctly identify the L3-L4 interspace. Residents who agree to participate in the study will be trained using ultrasound to identify the L3-L4 interspace during their rotation on the obstetric anesthesia service. Training will include using the ultrasound to correlate the surface palpation with the underlying structures. This will be supplemented with teaching videos and literature. The training will be performed for the first three weeks of the four week rotation. After undergoing this training program, during the fourth week of the rotation, the residents will be asked to perform palpation identification of the L3-L4 interspace on parturients. Ultrasound will be used to assess the accuracy of the identified level. These assessments will repeated at six and 12 months to assess whether the skill has been retained.
Study Type
OBSERVATIONAL
Enrollment
18
Educational intervention in the use of ultrasound to identify landmarks
Beth Israel Deaconess Medical Center
Boston, Massachusetts, United States
Accuracy measured as percentage of cases where the L3-4 vertebral interspace is identified correctly
Percentage of cases where the L3-4 vertebral interspace is identified correctly
Time frame: 1 month
Durability measured as percentage of cases where the L3-4 vertebral interspace is identified correctly
percentage of cases where the L3-4 interspace is identified correctly at 6 months and again at 12 months
Time frame: 6 months and 12 months
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