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.

Abstract: A medical liquid injection device includes: a base body; a needle assembly mounted on the base body; a reservoir fluidly connected to the needle assembly and having a plunger therein; a driving unit that linearly moves the plunger; an encoder unit disposed at an end of the driving unit to measure rotation of the driving unit; and a control module for determining over-injection or under-injection of a medical liquid based on the detection of the rotation of the driving unit by the encoder unit.

Abstract: Provided is an electroosmotic pump including: a housing having a shaft hole; a shaft passing through the shaft hole, arranged to extend inside and outside the housing, and capable of a reciprocating motion in an extension direction thereof; and a moving member coupled to the shaft outside the housing. The shaft may be press-fittable into the moving member.

Abstract: Provided are a method, apparatus, and computer program for providing a notification according to a period of use of a drug infusion device. A time point at which the drug infusion device switches from an inactive mode to an active mode may be determined as a use start time point. Also, an impending expiration notification indicating that expiration of a period of use of the drug infusion device is imminent may be provided at a first time point after a certain period from the use start time point, based on a usable period and a user set time of the drug infusion device. In addition, an expiration notification indicating that the period of use of the drug infusion device has expired may be provided at a second time point after the usable period from the use start time point.

Abstract: The present disclosure provides a liquid medicine injection device including: a needle part which is provided with one or more needle bodies formed to be injected into a body of a user; a reservoir part in which liquid medicine to be delivered to the needle part is contained; a driving part which is provided with a shaft part capable of performing a reciprocating motion in a preset direction and transmits power to the reservoir part such that the liquid medicine contained in the reservoir part is delivered to the needle part; and a base part in which the reservoir part, the needle part, and the driving part are installed The base part is provided with a rib part in which a guide part is formed in a shape of a groove part, and the shaft part is capable of performing the reciprocating motion in the guide part.

Abstract: The present disclosure provides a pump including: a housing having a shaft hole part; a shaft part extending to an outside of the housing through the shaft hole part; a power generation part arranged inside the housing and transmitting power to the shaft part; and a fluid provided in an inner space of the housing. A certain distance is formed between an inner circumferential surface of the shaft hole part and an outer circumferential surface of the shaft part, and a discharge passage is formed such that the inner space of the housing communicates with an outer space thereof.

Abstract: An electroosmotic pump according to an embodiment of the present disclosure may include: a housing that provides an inner space for containing a fluid therein and has a shaft hole connecting the inner space to an outer space thereof; and a shaft assembly that covers the shaft hole from an outside of the housing, is connected to the housing, and is capable of changing a shape in a longitudinal direction by a flow of the fluid passing through the shaft hole.

Abstract: A medical liquid injection device includes a base body, a needle assembly mounted on the base body, a reservoir fluidly connected to the needle assembly and having a plunger therein, a driving unit that linearly moves the plunger, and an encoder unit disposed at an end of the driving unit to measure rotation of the driving unit.

Abstract: Provided is an electroosmotic pump including a housing including a shaft hole, a membrane disposed between a first space arranged in a direction away from the shaft hole and a second space adjacent to the shaft hole, a first electrode body and a second electrode body arranged at opposite sides based on the membrane, a shaft extending to an outside of the housing through the shaft hole, and a first fluid included in an internal space of the housing.

Abstract: A medical liquid injection device is provided. The medical liquid injection device includes a base body, a needle assembly mounted on the base body, a reservoir fluidly connected to the needle assembly and having a guide groove on an inner surface, and a driving unit configured to move a plunger disposed inside the reservoir.

Abstract: A medical liquid infusion apparatus includes: a housing provided such that an interior thereof is at least partially open at a first time point and is sealed at a second time point later than the first time point; a needle assembly located in the housing and provided such that at least a portion thereof is discharged to an outside of the housing at a third time point later than the second time point by a user's operation; a reservoir that is sealed in the housing after the second time point, receives a medical liquid, and is fluidly connected to the needle assembly; a driving module that is sealed in the housing after the second time point, interposed between the needle assembly and the reservoir, and generates a driving force for discharging the medical liquid after the third time point; a battery module sealed in the housing after the second time point; and a control module that is sealed in the housing after the second time point, and electrically connected to a transmission module and the battery module a

Abstract: A medical liquid injection device includes a base body, a needle assembly mounted on the base body, a reservoir fluidly connected to the needle assembly and having a plunger therein, a driving unit that linearly moves the plunger, and an encoder unit disposed at an end of the driving unit to measure rotation of the driving unit.

Abstract: A medical liquid injection device is provided. The medical liquid injection device includes a base body, a needle assembly mounted on the base body, a reservoir fluidly connected to the needle assembly and having a guide groove on an inner surface, and a driving unit configured to move a plunger disposed inside the reservoir.

Abstract: An insulin patch control method and a device therefor are provided. An insulin patch control method and a device therefor are provided. The insulin patch control method according to one embodiment of the present invention comprises the steps of: obtaining, from an insulin patch, blood glucose information measured by a blood glucose sensor; inputting the obtained blood glucose information into a first neural network; estimating a pump parameter of the insulin patch on the basis of output data of the first neural network; and simulating the insulin patch by inputting the blood sugar information and the pump parameter into a second neural network.

Abstract: A medical liquid injection device includes a base body, a needle assembly mounted on the base body, a reservoir fluidly connected to the needle assembly and having a plunger therein, a driving unit that linearly moves the plunger, and an encoder unit disposed at an end of the driving unit to measure rotation of the driving unit.

Abstract: A liquid medicine injection device includes: a liquid medicine storage unit including a cylinder including a space configured to store liquid medicine therein and a discharge hole connected to the space, and a piston arranged inside the cylinder and moving toward the discharge hole depending on discharge of the liquid medicine; a first electrode on an outer surface of the cylinder; a second electrode on the outer surface of the cylinder, the second electrode facing the first electrode with the piston therebetween; and a circuit unit including a substrate electrically connected to the first electrode and the second electrode.

Abstract: Provided are an electroosmotic pump, including: a membrane; a first electrode which is provided on one surface of the membrane, including a porous support including an insulator and an electrochemical reaction material formed on the porous support; and a second electrode which is provided on the other surface of the membrane, including a porous support including an insulator and an electrochemical reaction material formed on the porous support, and a fluid-pumping system including the electroosmotic pump.

Abstract: Provided are a reservoir assembly and a medical liquid injection device. The reservoir assembly includes a reservoir including a storage space for medical liquid, a plunger inserted into the reservoir and moving along the reservoir, a connector connected to the plunger and including at least a portion extending to an opposite side of the storage space, a guide member into which the connector is inserted and which guides movement of the connector, and a sensor unit installed on the guide member and sensing movement of the connector.

Abstract: The present disclosure provides a pump including a housing having a shaft hole, a membrane assembly disposed inside the housing, and a shaft assembly mounted on the housing. The shaft assembly includes a shaft inserted into the shaft hole, and a sealing member disposed on an end portion of the shaft and having a plurality of contact regions on an inner surface of the housing along a longitudinal direction of the shaft.

Abstract: Provided is a network security management system and management server for controlling a disposable drug injector. A method of controlling a disposable drug injector by using a drug injector controller includes searching for a nearby device for connecting to a disposable drug injector, authenticating that a found device is the disposable drug injector that is controllable by the drug injector controller, requesting, from the disposable drug injector, to set a data accessing authority and a device controlling authority, and controlling the disposable drug injector in which the data accessing authority and the device controlling authority are set via network communication.