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Apply a new operation method of Left Internal Mammary Artery (LIMA)-Greater Saphenous Vein (GSV)-SCVBG to the treatment of patients with diffuse coronary artery disease,through clinical randomized controlled study,compared with patients of bilateral internal mammary artery (BIMA)-SCVBG and evaluate both of therapeutic effects and prognosis.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| LIMA-GSV-SCVBG Group | Experimental | Experimental group: The intervention：we apply a new operation on the patients with diffuse coronary artery disease(DCAD), we choose LIMA-GSV composited Y graft and anastomose the GSV with selective coronary vein. |
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| BIMA-SCVBG Group | Other | The other group：The intervention: We choose bilateral internal mammary artery composited LIMA-Right Mammary Internal Artery（RIMA） y graft， and anastomose the RIMA with selective coronary vein. |
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| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| A method of operation: LIMA-GSV-SCVBG | Procedure | On the experimental group,We treat patients with the operation of LIMA-GSV composited Y graft and anastomose the GSV with selective coronary vein |
| Measure | Description | Time Frame |
|---|---|---|
| The patency rate of bridge vessels and selective coronary vein | We will assess the patency rate during a follow-up of 1 year, and continue to follow up to 3 years after the end of the project | 1-3 years |
| Measure | Description | Time Frame |
|---|---|---|
| Main adverse cardiovascular and cerebrovascular events | We will follow up the main adverse cardiovascular and cerebrovascular events ( death, myocardial infarction, stroke and repeated revascularization) 7 days, 1 month, 3 months, 6 months and 1 year after the operation and continue to 3 years. | 1-3 years |
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Inclusion Criteria:
Exclusion Criteria:
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Beijing An Zhen Hospital , Capital Medical University | Recruiting | Beijing | Beijing Municipality | China |
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| BIMA-SCVBG | Procedure | On the other group, We treat patients with the operation of bilateral internal mammary artery composited LIMA-Right Mammary Artery（RIMA） y graft and anastomose the Right Mammary Artery(RIMA) with selective coronary vein. |
|
| Wound complications |
We will follow up the wound complications (sternum and mediastinal infection, incision infection, fat liquefaction) 7 days, 1 month, 3 months, 6 months and 1 year after the operation and continue to 3 years. |
| 1-3 years |