| 摘要 |
The present invention relates to an artificial valved conduit, which is a composite valved graft containing a dual sewing cuff, capable of being easily used in aortic root replacement, and provides a composite valved graft comprising: a valve; and a conduit part connected thereto, wherein the conduit part comprises a sewing cuff located at the outer circumference thereof, and the sewing cuff comprises a first sewing cuff, and a second sewing cuff located at the lower part of the first sewing cuff. According to the present invention, dual sewing is easy, and thus postoperative bleeding can be effectively prevented and operation time can be simultaneously reduced. |
