Medicinal fluid injection device
AssigneeEoflow Co., Ltd.
InventorsSeung Ha Kim, Jesse Jaejin Kim
Life of this patent
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Abstract
The disclosed technology relates to a method for using a medicinal fluid injection device comprising a housing having an opening in a side surface thereof, a storage container arranged inside the housing and configured to store a medicinal fluid, an injection needle connected to the storage container and configured to inject the medicinal fluid when stored in the storage container through the opening, and a cover body covering the opening, wherein the cover body includes a cover part configured such that the a shape of the cover part changes according to air pressure caused by the injection needle.
Claims8
A medicinal fluid injection device comprising:
- a housing, a surface of the housing having an opening;
- a container arranged inside the housing and configured to store a medicinal fluid;
- a needle fluidly connected to the container;
- a pump arranged inside the housing, the medicinal fluid of the container configured to move to the needle by the pump;
- and
- a cover part corresponding to the opening such that a space is defined between the cover part and the opening,
- wherein the medicinal fluid injection device is configured such that air in the needle is discharged toward the space by movement of the medicinal fluid caused by the pump during a priming operation, and
- wherein the cover part of a cover body is configured to bulge in a direction away from the housing due to the priming operation.
Dependencies are inferred from the claim text.