The delivery cannula mechanically interacts with the first stop and is designed to prevent the delivery cannula from extending beyond a predetermined distance from the distal end of the guide cannula.
递送套管与第一断流阀机械相合，并被设计成防止递送套管延伸超过离导向套管远端预定的距离。
The delivery cannula mechanically interacts with the first stop and is designed to prevent the delivery cannula from extending beyond a predetermined distance from the distal end of the guide cannula.
递送套管与第一断流阀机械相合，并被设计成防止递送套管延伸超过离导向套管远端预定的距离。
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