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The aim of this randomized controlled trial to investigate the effects of Real-time 3D transesophageal echocardiography (RT3D-TEE)-guided mitral valve repair on surgical failure and 1-year reoccurrence of mitral valve regurgitation in patients with degenerative mitral value disease.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| RT3D-TEE-guided mitral valve repair | Experimental | Two experienced surgeons and two experienced echocardiography technicians jointly formulated the plan for the TEE-guided mitral valve repair. |
|
| Control | No Intervention |
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| RT3D-TEE-guided mitral valve repair | Procedure | RT3D-TEE forms a surgical plan before surgery and 3 to 4 senior doctors with more than 50 cases of mitral valve repair perform the procedure. |
| Measure | Description | Time Frame |
|---|---|---|
| Composite events of mitral valve repair failure and 1-year reoccurrence of mitral regurgitation | mitral valve repair failure, 1-year reoccurrence of mitral regurgitation | 1 year |
| Measure | Description | Time Frame |
|---|---|---|
| Individual occurrence of composite endpoints of mitral valve repair failure and 1-year reoccurrence of mitral regurgitation | 1 year | |
| The incidence of secondary transfer, perioperative complications | 1 year |
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Inclusion Criteria:
Exclusion Criteria:
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Fuwai Hospital,Chinese Academy of Medical Sciences | Recruiting | Beijing | Beijing Municipality | 100044 | China |
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| Intraoperative conditions including extracorporeal circulation time, aortic occlusion time | 1 year |
| The recurrence rate of residual mitral valve regurgitation | 1 year |