144
Participants
Start Date
June 30, 2024
Primary Completion Date
December 30, 2025
Study Completion Date
June 30, 2026
A:hysteroscopic suture fixation of Mirena
A(the thickness of the thickest uterine myometrium ≥30mm ):The Mirena is fixed to the uterine wall under hysteroscopy, and the endometrial tissue was routinely aspirated and scraped during the operation and sent for pathological examination.
A: simple Mirena placement under hysteroscopy
A(the thickness of the thickest uterine myometrium ≥30mm):Mirena is routinely placed in the uterine cavity under hysteroscopy, and endometrial tissue was routinely aspirated and scraped during the operation and sent for pathological examination.
B: hysteroscopic suture fixation of Mirena
B(the thickness of the thickest uterine myometrium\<30mm):The Mirena is fixed to the uterine wall under hysteroscopy, and the endometrial tissue was routinely aspirated and scraped during the operation and sent for pathological examination.
B：simple Mirena placement under hysteroscopy
B(the thickness of the thickest uterine myometrium\<30mm):Mirena is routinely placed in the uterine cavity under hysteroscopy, and endometrial tissue was routinely aspirated and scraped during the operation and sent for pathological examination.
First People's Hospital of Hangzhou
OTHER