The Effectiveness of Endometrial Injury in IVF
Infertility
About this trial
This is an interventional treatment trial for Infertility focused on measuring endometrial scratch, IVF, randomized controlled study, Prospective controlled trial, Different time to perform endometrial scratch, In vitro fertilization, embryo transfer
Eligibility Criteria
Inclusion Criteria:
- To be aged younger than 40 years old;
- At least one period IVF-ET (fresh or thaw) has been done and not pregnant after at least one qualified blastocyst (more than 3BB) or two qualified embryos (more than II/6) have been transferred;
- There are qualified embryos thawed and the thaw-ET period will be taken.
Exclusion Criteria:
- Malformation of uterus: such as uterus uni-corns, uterus bi-corns, untreated uterus septus, etc.;
- History of endometrial diseases: such as intrauterine adhesion, uterine cavity tuberculosis, severe dysplasia of endometrium, etc.;
- Multiple myomata or endometrioma which causes uterus oppression;
- Multiple and recurrent endometrial polyps;
- Pelvic tuberculosis, endometriosis.
Sites / Locations
- Reproductive Medical Center, 1st Affiliated hospital of Zhengzhou UniversityRecruiting
Arms of the Study
Arm 1
Arm 2
Arm 3
Arm 4
Experimental
Active Comparator
Experimental
Active Comparator
Young age group-Luteal phase
Young age group-Early follicular phase
Advanced age group-Luteal phase
Advanced age group-Early follicular phase
Endometrial injury in luteal phase (previous menstrual cycle) for patients undergoing Frozen thawed embryo transfer.
Endometrial injury in early follicular phase for patients undergoing Frozen thawed embryo transfer.
Endometrial injury in luteal phase (previous menstrual cycle) for patients undergoing Frozen thawed embryo transfer.
Endometrial injury in early follicular phase for patients undergoing Frozen thawed embryo transfer.