Study: NCT03214640

Intervention type: DEVICE
Group type: EXPERIMENTAL
Intervention: Rivanna Accuro US Device
Description: When the subject is ready for neuraxial procedure, the location for the epidural or spinal needle insertion will be identified with Rivanna Accuro U/S device. For subjects in group C-R or L-R, the needle insertion site will be the site identified by the Rivanna Accuro U/S device. After placement of spinal for Cesarean or epidural for labor, the usual standard dose of medication will be administered as in usual manner for patients regardless in this study or not.

Intervention type: DEVICE
Group type: EXPERIMENTAL
Intervention: Rivanna Accuro US Device
Description: When the subject is ready for neuraxial procedure, the location for the epidural or spinal needle insertion will be identified with Rivanna Accuro U/S device. For subjects in group C-R or L-R, the needle insertion site will be the site identified by the Rivanna Accuro U/S device. After placement of spinal for Cesarean or epidural for labor, the usual standard dose of medication will be administered as in usual manner for patients regardless in this study or not.

Intervention type: OTHER
Group type: ACTIVE_COMPARATOR
Intervention: Palpation
Description: When the subject is ready for neuraxial procedure, the location for the epidural or spinal needle insertion will be identified with Palpation method using conventional landmarks (spinous process and iliac crest). For subjects in group C-P or L-P, the needle insertion site will be the site identified by the Palpation method. After placement of spinal for Cesarean or epidural for labor, the usual standard dose of medication will be administered as in usual manner for patients regardless in this study or not.

Intervention type: OTHER
Group type: ACTIVE_COMPARATOR
Intervention: Palpation
Description: When the subject is ready for neuraxial procedure, the location for the epidural or spinal needle insertion will be identified with Palpation method using conventional landmarks (spinous process and iliac crest). For subjects in group C-P or L-P, the needle insertion site will be the site identified by the Palpation method. After placement of spinal for Cesarean or epidural for labor, the usual standard dose of medication will be administered as in usual manner for patients regardless in this study or not.

Intervention type: PROCEDURE
Group type: ACTIVE_COMPARATOR
Intervention: Neuraxial Analgesia
Description: Labor analgesia will be provided utilizing the standard medications to provide labor analgesia

Intervention type: PROCEDURE
Group type: EXPERIMENTAL
Intervention: Neuraxial Analgesia
Description: Labor analgesia will be provided utilizing the standard medications to provide labor analgesia

Intervention type: PROCEDURE
Group type: ACTIVE_COMPARATOR
Intervention: Spinal Block
Description: Spinal anesthetic medications will be utilized in providing surgical block for cesarean delivery as is standard of care

Intervention type: PROCEDURE
Group type: EXPERIMENTAL
Intervention: Spinal Block
Description: Spinal anesthetic medications will be utilized in providing surgical block for cesarean delivery as is standard of care