The participants: 1800 full-term primiparas will be selected with ASA I-Ⅱgrade, 20 to 35 years old and weighing 55 to 90 kg in the investigator's hospital from may 2018 to December 2018. 1200 primiparas were divided into A and B according to the computer randomized numbers, and 600 parturients without labor analgesia in the same period were selected as group C, with 600 patients in each group. All parturients signed the informed consent form and were approved by the hospital ethics Committee.
1200 primiparas were divided into A and B according to the computer randomized numbers, and 600 parturients without labor analgesia in the same period were selected as group C, with 600 patients in each group. All parturients signed the informed consent form and were approved by the hospital ethics Committee.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
SINGLE
Enrollment
1,800
Observing the effect of 0.5 μ g / ml sufentanil+ 0.1 % ropivacaine with 2 hours after fetal delivery, and the patients leave the delivery room without abnormality.
No analgesia labor control group
International Peace Maternity and Child Hospital
Shanghai, Shanghai Municipality, China
RECRUITINGThe onset time
A drug's effects to come to prominence upon administration.
Time frame: 30 minutes
analgesic effect
VAS Score Visual analogue scale (VAS) of pain before and after analgesia
Time frame: 1 day
This platform is for informational purposes only and does not constitute medical advice. Always consult a qualified healthcare professional.