| 摘要 |
A breathing protector for a tracheostoma is provided. The breathing protector comprises an inlet and an outlet, such that an air flow in use will pass from the surroundings of the user through said inlet to said outlet, into trachea of said user. Further, it comprises a filter housing, said filter housing comprising an inner housing part, an outer housing part, and a filter body. The inner housing part, comprising the outlet, a tracheal tube fitting and a support structure extends longitudinally and distally from the tracheal tube fitting. A base plate is arranged in a proximal zone of the tracheal tube fitting, said base plate extending radially outwards from the tracheal tube fitting. The outer housing par, comprising the inlet, forms a cage enclosing the support structure. The filter body is arranged between the support structure and the outer housing part. An assembly tool and an assembly method thereof are also provided. |
| 主权项 |
1. A breathing protector comprising:
an inlet and an outlet, wherein an air flow is configured to pass from the inlet to the outlet into a trachea; a filter housing including a filter body, an inner housing part, an outer housing part, and a valve member; wherein the inner housing part includes the outlet, a tracheal tube fitting, and a support structure extending longitudinally and distally from a tracheal tube fitting; a base plate arranged in a proximal zone of the tracheal tube fitting and extending radially outwards from the tracheal tube fitting; a heat moisture exchanger arranged between the support structure and the outer housing part; wherein the outer housing part includes the inlet and forms a cage enclosing the support structure; and wherein said valve member comprises a valve seat arranged proximally to a grid on the inner housing part and a flexible valve lid arranged at a distal end of the grid and on the outer housing part. |
