| 摘要 |
A cannula assembly including a cannula body having a perfusion lumen extending therethrough; a removable introducer to be carried in the perfusion lumen, the removable introducer including a first hole, a second hole and a central lumen extending therebetween to allow fluid entering the first hole to flow through the central lumen and exit the second hole into the perfusion lumen; and a cap member including at least one venting means that allows air displaced by the fluid entering the first hole to be vented from the cannula body.
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