Abstract: A medical liquid discharge assembly includes: a driving part configured to move in a preset direction, a rotating part configured to come into contact with the driving part, and to rotate in one direction in response to the movement of the driving part, a tube part disposed adjacent to the rotating part and including a flexible material, a pressure-applying part configured to come into contact with the rotating part, and to come into contact with and apply pressure to the tube part in response to the rotation of the rotating part, and a locking part configured to move in a preset direction, and to fix a position of the pressure-applying part by coming into contact with and supporting one surface of the pressure-applying part while the pressure-applying part applies pressure to the tube part.

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 Liquid medicine injection apparatus includes: a needle portion having one or more needle bodies configured to be injected into a user's body, a reservoir portion configured to accommodate a medical liquid and receive power from a driving portion to deliver the medical liquid to the needle portion, a base portion on which the reservoir portion, the needle portion, and the driving portion are installed, a cover portion covering the base portion, and a sensor portion configured to measure blood sugar. In the cover portion, an insertion groove which has one side open and has a preset depth is formed, and the sensor portion is insertable into the insertion groove and is spatially separable from the base portion.

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: 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: A peritoneal dialysis device is formed to be connected to the abdominal cavity inside a user's peritoneum, and includes a first connection passage formed to allow the introduction of dialysate that has been injected into the abdominal cavity, an adsorption material unit formed to perform an adsorption process for the dialysate introduced through the first connection passage, an electrolyte control unit formed to control electrolyte supply to the dialysate introduced through the first connection passage, a second connection passage for injecting dialysate treated through the adsorption material unit and the electrolyte control unit back into the abdominal cavity, and a pump unit connected to the second connection passage to control the movement of the dialysate.

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: 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 is a liquid medicine injection device having a needle holder slid immediately by using the elasticity of a spring such that a needle installed at the needle holder may be instantly inserted into a patient.

Abstract: Provided is a liquid medicine injection device having a needle holder slid immediately by using the elasticity of a spring such that a needle installed at the needle holder may be instantly inserted into a patient.

Abstract: The present invention discloses a liquid medicine injection device that is attached to a patient's body to inject liquid medicine such as insulin at an appropriate time. A liquid medicine injection device according to the present invention includes: a case; a liquid medicine tank that is disposed in the case and where liquid medicine is received; an electro-osmosis pump that is connected with the liquid medicine tank and moves the liquid medicine; a needle assembly that receives the liquid medicine by being connected to the electro-osmosis pump and injects the received liquid medicine into a human body; and an adhesive member combined to the case and attached to the human body.

Abstract: The present invention discloses a path-type liquid medicine delivery electro-osmosis pump that can be applied to a wearable medicine device. An electro osmosis pump according to the present invention includes: a connector provided with a liquid medicine inlet and a liquid medicine outlet; a check valve assembly combined to one side of the connector; and a driver that is connected to the other side of the connector and moves the liquid medicine toward the liquid medicine outlet by applying pressure to the liquid medicine while being separated from the liquid medicine, which passes through the check valve assembly.

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: 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: Provided is a liquid medication control injection device including a blood glucose measuring unit configured to measure blood glucose of target of injection at least a plurality of times, sequentially, a first liquid medication injection unit configured to inject a first liquid medication containing a component for controlling a decrease in blood glucose of the target of injection to the target of injection, and a second liquid medication injection unit configured to inject a second liquid medication containing a component for controlling an increase in blood glucose of the target of injection, wherein the component of the second liquid medication is different from that of the first liquid medication.

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: The disclosed technology relates to medicinal fluid injection devices. In one aspect, a medicinal fluid injection device includes 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 drug injection device includes a base body, a needle module including a needle injected into a user's body and discharging a drug and mounted on the base body, a cartridge module including a reservoir storing the drug discharged to the needle and having a structure attachable to and detachable from the base body, and a drug discharge assembly disposed between the needle and the reservoir and dispensing the drug to the needle in a preset amount.

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.