Cannula for preventing spraying of liquid
AssigneeKonyang University Industry-Academic Cooperation Foundation
InventorJin Woong YI
Life of this patent
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Abstract
A cannula for preventing spraying of liquid is disclosed. The cannula includes a support tube partially inserted into a human body to guide a surgical instrument to an inside of the human body and a handle integrally formed with the support tube to allow the surgical instrument to be in and out of the human body, wherein the handle further includes a plurality of seal plates coupled to an inside thereof to prevent spraying of liquid onto an operator by an internal pressure of the human body and an outlet formed at a side surface thereof to reduce an internal pressure of the handle to atmospheric pressure.
Claims6
A cannula for preventing spraying of liquid, the cannula comprising:
- a support tube partially inserted into a human body to guide a surgical instrument to an inside of the human body;
- and
- a handle integrally formed with the support tube to allow the surgical instrument to be in and out of the human body,
- wherein the handle further comprises a plurality of seal plates coupled to an inside thereof to prevent spraying of liquid onto an operator by an internal pressure of the human body and an outlet formed at a side surface thereof to reduce an internal pressure of the handle to atmospheric pressure.
Dependencies are inferred from the claim text.