WO2023013869A1 - 경피성 센서용 어플리케이터 및 어플리케이터 조립체 - Google Patents
경피성 센서용 어플리케이터 및 어플리케이터 조립체 Download PDFInfo
- Publication number
- WO2023013869A1 WO2023013869A1 PCT/KR2022/007869 KR2022007869W WO2023013869A1 WO 2023013869 A1 WO2023013869 A1 WO 2023013869A1 KR 2022007869 W KR2022007869 W KR 2022007869W WO 2023013869 A1 WO2023013869 A1 WO 2023013869A1
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- WO
- WIPO (PCT)
- Prior art keywords
- base unit
- shuttle
- applicator
- sensor
- unit
- Prior art date
Links
- 238000003780 insertion Methods 0.000 claims abstract description 59
- 230000037431 insertion Effects 0.000 claims abstract description 59
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- 238000000034 method Methods 0.000 description 18
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 16
- 239000008103 glucose Substances 0.000 description 16
- 206010012601 diabetes mellitus Diseases 0.000 description 10
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Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
- A61B5/14503—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue invasive, e.g. introduced into the body by a catheter or needle or using implanted sensors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
- A61B5/14532—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue for measuring glucose, e.g. by tissue impedance measurement
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/683—Means for maintaining contact with the body
- A61B5/6832—Means for maintaining contact with the body using adhesives
- A61B5/6833—Adhesive patches
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/03—Automatic limiting or abutting means, e.g. for safety
- A61B2090/033—Abutting means, stops, e.g. abutting on tissue or skin
- A61B2090/034—Abutting means, stops, e.g. abutting on tissue or skin abutting on parts of the device itself
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2560/00—Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
- A61B2560/06—Accessories for medical measuring apparatus
- A61B2560/063—Devices specially adapted for delivering implantable medical measuring apparatus
Definitions
- the present invention relates to an applicator for a transcutaneous sensor, and more particularly, to an applicator for a transdermal sensor and an applicator assembly for inserting a transcutaneous sensor into a user's skin for measuring biometric information by being inserted into the user's skin. .
- a medical device attached to the skin and used is attached to the body of a patient with a chronic disease and can be usefully used for monitoring biometric information or for treatment.
- diabetes For example, chronic diseases such as diabetes require continuous management, and a medical device attached to the body and measuring blood sugar may be used to monitor blood sugar of a diabetic patient.
- Diabetes is characterized by almost no subjective symptoms in the early stages, but as the disease progresses, the symptoms characteristic of diabetes such as next, large meals, polyuria, weight loss, general malaise, itching of the skin, and prolonged wounds on the hands and feet do not heal. appears.
- complications such as vision impairment, high blood pressure, kidney disease, stroke, periodontal disease, muscle spasms and neuralgia, and gangrene appear. In order to diagnose diabetes and manage it so that it does not develop into complications, systematic blood glucose measurement and treatment must be performed simultaneously.
- a blood glucose meter is divided into a method in which a blood glucose meter is collected from a user's fingertip and blood glucose measurement is performed once, and a method in which a blood glucose meter is attached to a user's stomach or arm and continuously measures blood glucose.
- hypoglycemia In the case of diabetic patients, they usually go back and forth between hyperglycemia and hypoglycemia, and emergency situations come from hypoglycemia, and if the hypoglycemia lasts for a long time without a supply of sugar or loss of consciousness, life may be lost. Accordingly, immediate detection of a hypoglycemic state is very important for diabetic patients, but there is a limit to accurately detecting it with a blood glucose meter that intermittently measures blood sugar.
- CGMS continuous glucose monitoring system
- a continuous blood glucose measurement system includes a sensor unit including a transcutaneous sensor inserted into the user's skin to measure blood glucose in the body, a transmitter for transmitting the blood glucose level measured by the transcutaneous sensor, and outputting the received blood glucose level. It is configured including a terminal and the like.
- the user needs to peel off the packaging of the disposable sensor unit, accurately mount it on the applicator, and operate the applicator while inserting the sensor unit into the applicator to attach the sensor unit to the skin.
- the sensor unit after attaching the sensor unit, there is an inconvenience of having to perform operations such as pulling out a needle inserted into the skin and coupling the transmitter to the sensor unit.
- the present invention was devised in view of the above points, and the sensor unit including the transcutaneous sensor can be manufactured in an assembled state, minimizing the user's additional work for inserting the transcutaneous sensor into the skin, and allowing the user to
- An object of the present invention is to provide an applicator and an applicator assembly for a transdermal sensor that can be conveniently used to insert the transdermal sensor into the skin.
- Another object of the present invention is to provide an applicator and an applicator assembly having an improved coupling structure between a base unit and an applicator detachably coupled to the applicator while being separated from the sensor unit.
- An applicator according to the present invention for solving the above object is an applicator for inserting a sensor for measuring biometric information into a user's skin, wherein the base unit housing and the base unit can be attached to the user's skin.
- An applicator body to which a base unit including an adhesive provided in the housing is detachably coupled; a locking hook coupled to the applicator body in a tiltable manner so as to be engaged with the base unit housing to maintain the base unit coupled to the applicator body; and a sensor unit including the sensor and a sensor unit housing in which the sensor is mounted is moved from a first position spaced apart from the base unit to a second position where the sensor unit housing is coupled to the base unit housing so that the sensor can be moved by the user.
- the insertion unit includes a shuttle moving from the first position to the second position together with the sensor unit, wherein the shuttle includes the It is characterized in that the locking hook is tilted in a direction in which the locking hook is disengaged from the base unit housing in contact with the locking hook at the second position.
- the locking hook includes a pivot part, a hook part connected to one side of the pivot part so as to be engaged with the base unit housing, and a lever part protruding in a direction crossing the pivot part so that the shuttle can come into contact therewith; It may be installed to be rotatable with the pivot part as a rotation center.
- the applicator body may include a supporting portion that supports the lever portion when the locking hook is tilted to be disengaged from the base unit housing, thereby limiting a tilting angle of the locking hook.
- At least a portion of the hook part may be engaged with the base unit housing in such a way that it is inserted into a housing groove formed at one side of the base unit housing.
- the applicator body may include an elastic arm that comes in contact with one side of the locking hook and biases the locking hook to be engaged with the base unit housing.
- the locking hook includes a pivot part, a hook part connected to one side of the pivot part so as to be engaged with the base unit housing, a lever part protruding in a direction crossing the pivot part so that the shuttle can come into contact with the pivot part, and A rod protruding from another side of the pivot unit may be included, and the elastic arm may be provided to contact the rod.
- an applicator assembly for solving the above object is an applicator body; a sensor unit including a sensor and a sensor unit housing in which the sensor is mounted; a base unit including a base unit housing and an adhesive provided on the base unit housing so as to be attached to the user's skin, and separated from the sensor unit and detachably coupled to the applicator body; a locking hook coupled to the applicator body in a tiltable manner so as to be engaged with the base unit housing to maintain the base unit coupled to the applicator body; and an insertion installed in the applicator body to insert the sensor into the user's skin by moving the sensor unit from a first position spaced apart from the base unit to a second position where the sensor unit housing is coupled to the base unit housing.
- the insertion unit includes a shuttle that moves from the first position to the second position together with the sensor unit, wherein the shuttle comes into contact with the locking hook at the second position to secure the locking hook. It is characterized in that the base unit is tilted in a direction to be disengaged from the housing.
- the present invention by manufacturing the sensor unit assembled in the applicator, the user's additional work for attaching the sensor unit to the user's skin is minimized, and the sensor unit is attached to the user's skin simply by operating the applicator. can do.
- the base unit before the sensor unit is coupled to the base unit, the base unit is stably fixed to the applicator body so as not to be easily separated from the applicator body, and after the sensor unit is coupled to the base unit, the base unit is smoothly separated from the applicator body. can be separated.
- FIG. 1 is a perspective view showing an applicator assembly according to an embodiment of the present invention.
- FIG. 2 shows a state in which a body attachment unit is attached to a user's skin.
- FIG. 3 is a perspective view showing a body attachment unit.
- FIG. 4 shows a state in which a needle is coupled to a sensor unit.
- FIG. 6 is a cross-sectional view taken along line I-I in FIG. 1;
- FIG. 7 is a cross-sectional view taken along line II-II of FIG. 1 .
- FIG. 8 is a perspective view showing an exploded applicator according to an embodiment of the present invention.
- FIG. 11 shows a state in which the carrier and the needle of the needle assembly are separated.
- FIG. 16 illustrates a process of moving the stopper member from the third position to the fourth position.
- 17 to 19 show a process in which a sensor of a sensor unit is inserted into a user's skin by an applicator according to an embodiment of the present invention.
- 20 is a perspective view showing a base frame of an applicator according to another embodiment of the present invention.
- 21 shows a state in which the locking hook of the applicator according to another embodiment of the present invention is separated from the base frame.
- FIG. 22 shows a state in which the locking hook of the applicator according to another embodiment of the present invention is engaged with the base unit.
- FIG. 23 shows a state in which the locking hook of the applicator according to another embodiment of the present invention is disengaged from the base unit.
- FIG. 1 is a perspective view showing an applicator assembly according to an embodiment of the present invention
- FIG. 2 shows a body attachment unit attached to a user's skin
- FIG. 3 is a perspective view showing a body attachment unit.
- the applicator assembly 10 includes a sensor unit 100 having a sensor 110 inserted into the user's skin to measure biometric information, and a body attachment unit together with the sensor unit 100 ( 20) and an applicator 30 for attaching the body attachment unit 20 to the user's skin.
- the applicator assembly 10 may be provided to the user in a state in which the sensor unit 100 and the base unit 200 are separately mounted on the applicator 30 .
- the sensor unit 100 and the base unit 200 may be attached to the user's skin while being automatically assembled by the action of the applicator 30 .
- the body attachment unit 20 may be attached to the user's skin to measure biometric information and wirelessly transmit the measurement data to the external terminal 5 .
- the external terminal 5 may be a user's portable terminal, a dedicated medical device, a PC, or a server that can receive measurement data of the body attachment unit 20 .
- Biometric information that can be measured by the body attachment unit 20 is not limited to a specific one.
- the body attachment unit 20 may measure the user's blood sugar and transmit blood sugar measurement information to the external terminal 5 .
- the body attachment unit 20 includes a sensor unit 100 for measuring user's biometric information and a base unit 200 attached to the user's skin and combined with the sensor unit 100. do.
- the base unit 200 may have a configuration in which electronic components are installed.
- the base unit 200 may be electrically connected to the sensor unit 100 to process and transmit biometric information measured by the sensor unit 100 to the external terminal 5 .
- the base unit 200 may simply support the sensor unit 100 so as not to be separated from the user's skin.
- a separate electronic unit capable of processing biometric information measured by the sensor unit 100 and transmitting it to the external terminal 5 may be detachably coupled to the base unit 200 .
- the sensor unit 100 includes a sensor 110 inserted into the user's skin, a sensor unit housing 120 to which the sensor 110 is coupled, and a sensor unit housing 120.
- the sensor unit electrical contact 146 coupled and electrically connected to the sensor 110, the adhesive layer 155 provided on the sensor unit housing 120 so as to be attached to the base unit 200, and the adhesive layer 155 ) Includes a protective sheet 160 covering the.
- a portion of the sensor 110 is disposed inside the sensor housing 120 and is electrically connected to the sensor unit electrical contact 146 .
- the sensor 110 protrudes from the sensor housing 120 and has an insertion portion 116 that can be inserted into the user's skin.
- the sensor unit housing 120 has a housing opening 140 through which a part of the sensor 110 and a needle 485 for inserting the sensor 110 into the user's skin are inserted through the sensor unit housing 120 in the thickness direction. is formed to
- the sensor unit housing 120 includes a housing body 142 and a boss 127 protruding from one side of the housing body 142 .
- the housing opening 140 is formed to pass through the housing body 142 and the boss 127 .
- the housing body 142 is formed to be fitted into the base unit recess 213 of the base unit 200 .
- the housing body 142 includes a body portion 143 having a boss 127 and a cover portion 144 wider than the body portion 143 .
- the sensor unit housing 120 is not limited to the illustrated configuration, and may be changed to various other configurations in which the sensor 110 is mounted and coupled to the base unit 200 .
- the sensor unit electrical contact 146 is disposed on the sensor unit housing 120 to be electrically connected to the sensor 110 .
- the sensor unit electrical contact unit 146 may include a plurality of terminal units 147 for transmitting electrical signals. A portion of the sensor unit electrical contact 146 is exposed on the surface of the sensor unit housing 120 to electrically connect the sensor 110 and the base unit electrical contact 225 of the base unit 200 to each other.
- the adhesive layer 155 is disposed on the surface of the sensor unit housing 120 .
- the adhesive layer 155 is formed in a form in which both surfaces have adhesive properties.
- One surface of the adhesive layer 155 is adhered to the surface of the sensor unit housing 120, and the other surface of the adhesive layer 155 is covered with the protective sheet 160.
- the adhesive layer 155 may be adhered to the base unit 200 after the protective sheet 160 is separated.
- An adhesive layer hole 156 and an adhesive layer opening 157 are formed in the middle of the adhesive layer 155 to pass through the adhesive layer 155 in the thickness direction.
- the protective sheet 160 covers and protects the adhesive layer 155 .
- the protective sheet 160 is made of a material detachably attached to the adhesive layer 155 . If the adhesive layer 155 is exposed to air for a long time, the adhesiveness of the adhesive layer 155 may deteriorate.
- the protective sheet 160 covers the adhesive layer 155 to prevent the problem of poor adhesiveness of the adhesive layer 155, and to prevent the sensor unit 100 from being manufactured or the sensor unit 100 to the applicator 30. It facilitates the handling of the sensor unit 100 by a worker in the assembling process.
- An adhesive member 164 is provided on the surface of the protective sheet 160 .
- the adhesive member 164 may be formed in the form of a double-sided tape having adhesive properties on both sides.
- One surface of the adhesive member 164 may be adhered to the protective sheet 160 and the other surface of the adhesive member 164 may be adhered to the removing member 610 provided in the applicator 30 . Accordingly, the protective sheet 160 may be coupled to the removing member 610 through the adhesive member 164 .
- the sensor unit 100 is mounted on the applicator 30 with the protective sheet 160 attached to the adhesive layer 155 .
- the protective sheet 160 may be separated from the adhesive layer 155 by the removing unit 600 of the applicator 30 before the sensor 110 is inserted into the user's skin.
- the sensor unit 100 may be coupled to the base unit 200 by moving toward the base unit 200 with the protection sheet 160 separated.
- the base unit 200 includes a base unit housing 210 to which the sensor unit 100 is coupled and electronic components installed inside the base unit housing 210 .
- the electronic components include a base unit electrical contact 225 in contact with the sensor unit electrical contact 146 of the sensor unit 100, a board, a battery, a processor chip for processing signals, and a wireless communication with the external terminal 5.
- a communication chip and the like may be included.
- the base unit electrical contact 225 may include a plurality of terminal portions 226 for transmitting electrical signals.
- the base unit housing 210 is provided with an insertion hole 211 through which the insertion part 116 of the sensor 110 and the needle 485 can pass, and a mounting part 212 to which the sensor unit housing 120 is coupled.
- the mounting portion 212 includes a base unit recess 213 and a contact surface 216 provided inside the base unit recess 213 .
- the base unit recess 213 has a first recess 214 that is connected to the insertion hole 211 and is located further from the insertion hole 211 than the first recess 214 and is connected to the first recess 214.
- a second recess 215 connected thereto may be included.
- the housing body 142 of the sensor unit 100 is fit-coupled to the base unit recess 213 to maintain a stable coupling state with the base unit housing 210 .
- a housing groove 217 is formed at an outer edge of the base unit housing 210 .
- a part of the locking hook 360 provided in the applicator 30 may be inserted into the housing groove 217 .
- An adhesive portion 230 is provided on the surface of the base unit housing 210 .
- the adhesive portion 230 may adhere the base unit housing 210 to the user's skin.
- the adhesive portion 230 may be covered and protected with a protective sheet. The protective sheet covering the adhesive portion 230 may be removed while attaching the base unit 200 to the user's skin.
- the sensor unit 100 and the base unit 200 are installed in the applicator 30 in a state of being separated from each other, and are coupled to each other while the applicator 30 operates to insert the sensor 110 into the user's skin. form (20).
- the sensor unit 100 may be mounted on the applicator 30 in a state in which the needle 485 is coupled, and may be coupled with the base unit 200 by moving toward the base unit 200 in a state in which the needle 485 is coupled. After the sensor unit 100 is combined with the base unit 200, the needle 485 is separated from the sensor unit 100, and only the body attachment unit 20 remains on the user's skin.
- the applicator 30 operates with the sensor unit 100 and the base unit 200 mounted to couple the sensor unit 100 and the base unit 200, and the sensor unit ( 100) and the base unit 200 may be attached to the user's skin.
- the applicator 30 is separated from the body attachment unit 20 after attaching the body attachment unit 20 to the user's skin, and the body attachment unit 20 is attached to the user's skin by the adhesive portion 230. can keep
- the applicator 30 includes an insertion unit assembly 400 including an applicator body 300 to which the base unit 200 is detachably coupled, and an insertion unit 430 for inserting the sensor 110 into the user's skin. , It includes a stopper member 500 movably installed in the applicator body 300 and a removing unit 600 for separating the protective sheet 160 of the sensor unit 100.
- the insertion unit 430 may move the sensor unit 100 from a first position spaced apart from the base unit 200 by a predetermined interval to a second position coupled to the base unit 200 .
- the sensor unit 100 and the base unit 200 form the body attachment unit 20 by being coupled at the second position.
- the applicator body 300 includes a base frame 310, a middle frame 330 disposed on the base frame 310, and a top case 370 coupled to the middle frame 330 and covering the top of the middle frame 330.
- the base frame 310 includes a frame base portion 311 having a bottom portion 312 that can come into contact with the user's skin.
- the bottom part 312 of the frame base part 311 is provided with a recess 313 in which the base unit 200 is mounted.
- the base unit 200 may be detachably coupled to the recess 313 so that the adhesive portion 230 may face the user's skin, and may be placed in a second position spaced apart from the sensor unit 100 .
- a base frame opening 314 is formed to penetrate the frame base portion 311 in the thickness direction.
- a fence part 316 and a pedestal 318 protrude around the base frame opening 314 .
- the fence unit 316 may support the column member 410 in contact with an outer surface of the column member 410 provided in the insertion unit assembly 400 .
- the pedestal 318 supports the removing member 610 of the removing unit 600 .
- An applicator body snap part 321 for fixing the column member 410 is provided inside the fence part 316 .
- the applicator body snap part 321 includes a snap hook 322 engaged with the column member 410 .
- through holes 324 are formed to penetrate the frame base portion 311 in the thickness direction.
- a support part 326 and a support part 328 are provided at the top of each of the pair of through holes 324 .
- a locking hook 360 for detachably fixing the base unit 200 is coupled to the support part 326 .
- the locking hook 360 may be engaged with the base unit 200 mounted in the recess 313 to fix the base unit 200 so as not to be separated from the recess 313 .
- the locking hook 360 may be disengaged from the base unit 200 after the body attachment unit 20 is attached to the user's skin.
- the locking hook 360 is pivotally coupled to the support 326 and may be tilted within a certain angle range.
- the locking hook 360 includes a pivot part 361 rotatably coupled to the support part 326, a hook part 362 connected to the pivot part 361, and a rod 363 protruding from the pivot part 361, respectively. ) and a lever portion 365.
- the hook part 362 may be inserted into the housing groove 217 of the base unit 200 and engaged with the base unit 200 .
- the hook part 362 protrudes from one side of the pivot part 361, and the rod 363 protrudes from the other side of the pivot part 361.
- the hook portion 362 is inserted into the through hole 324 of the base frame 310 and a portion thereof is located in the recess 313 of the base frame 310 .
- the lever part 365 is disposed to cross the pivot part 361 . That is, the lever part 365 protrudes toward the base frame opening 314 from the pivot part 361 .
- the locking hook 360 can be disengaged from the base unit 200 by rotating and tilting about the pivot part 361 when the lever part 365 is pressed by the shuttle 431 of the insertion unit assembly 400. there is.
- the lever part 365 comes into contact with the supporting part 328 of the base frame 310 .
- the supporting portion 328 may limit the tilting angle of the locking hook 360 and the moving distance of the shuttle 431 .
- the locking hook 360 is not limited to the illustrated configuration and may be changed to various other configurations.
- the lever part 365 is not provided to protrude from one side of the pivot part 361, but protrudes from another part such as the hook part 362 or the rod 363 in a direction crossing the pivot part 361.
- the specific configuration of the base frame 310 is not limited to that shown and can be changed in various ways.
- the middle frame 330 includes an outer frame 331 coupled to the base frame 310, a stage 333 disposed inside the outer frame 331, and a support 339 protruding higher than the stage 333.
- the stage 333 is disposed above the frame base portion 311 .
- a middle frame opening 334 into which the fence 316 of the base frame 310 and the pedestal 318 are inserted is provided in the middle of the stage 333 .
- the middle frame opening 334 is formed to correspond to the base frame opening 314 of the base frame 310 . That is, when the base frame 310 and the middle frame 330 are coupled, the middle frame opening 334 and the base frame opening 314 are connected.
- the middle frame opening 334 is connected to the base frame opening 314 to form an applicator body groove 343 .
- a portion of the insertion unit assembly 400 is inserted into the applicator body groove 343 so that the insertion unit assembly 400 can be coupled to the applicator body 300 .
- Elastic arms 335 supporting the locking hooks 360 are provided on both sides of the middle frame opening 334 .
- the elastic arm 335 is installed to come into contact with the rod 363 of the locking hook 360 and can apply an elastic force to the locking hook 360 in a direction in which it engages with the base unit 200 . That is, the elastic arm 335 may bias the locking hook 360 in a direction in which the locking hook 360 is engaged with the base unit 200 by applying an elastic force in contact with one side of the locking hook 360 .
- the drawing shows that the elastic arm 335 is located in the middle frame opening 334 to apply an elastic force to the rod 363 in a direction away from the middle frame opening 334, the installation of the elastic arm 335 The position or the position of the portion where the elastic arm 335 comes into contact with the locking hook 360 may be variously changed.
- a guide rail 336 and a fixing protrusion 337 are provided on the stage 333 .
- the guide rail 336 serves to guide the stopper member 500 to linearly move.
- the fixing protrusion 337 supports the stopper member driver 540 providing a moving force to the stopper member 500 .
- the support 339 supports the operating member 345 for operating the stopper member 500 .
- the support 339 is provided with a support groove 340 for installing the operating member 345 and a plurality of support openings 341 and 342 .
- the operating member 345 includes a button portion 346, a pressing protrusion 348 protruding from the button portion 346, and an operating member hook 350.
- the operating member 345 is operated by a user to move the stopper member 500.
- the operation member 345 can move in the support groove 340 without being separated from the support 339 when the operation member hook 350 is inserted into the support opening 341 of the support 339 .
- the pressing protrusion 348 may press the fixing hook 522 of the stopper member 500 .
- the stopper member 500 is fixed to the applicator body 300 by the fixing hook 522, and when the operating member 345 presses the fixing hook 522, the fixing force for the applicator body 300 is released and moves. can
- the operating member 345 may be installed in the applicator body 300 to be manipulated by a user and may be changed to various other configurations capable of operating to move the stopper member 500.
- the top case 370 is coupled to the middle frame 330 and covers the top of the middle frame 330 .
- a top case opening 371 is provided in a form to which the support 339 of the middle frame 330 can be coupled.
- top case 370 The specific configuration of the top case 370 is not limited to the one shown and can be changed in various ways. Also, a coupling method between the top case 370 and the middle frame 330 may be variously changed.
- the applicator body 300 is combined with the insertion unit assembly 400, in addition to the configuration including the base frame 310, the middle frame 330, and the top case 370 as shown, the insertion unit assembly 400 ) can be changed to a variety of other configurations capable of supporting.
- the insertion unit assembly 400 is supported by the column member 410 fixed to the applicator body 300 and coupled to the sensor unit 100 to move the sensor unit 100 from the first position to the second position. It includes an insertion unit 430 to move into position.
- the column member 410 is fixed to the applicator body 300 to support the insertion unit 430 .
- the column member 410 includes a column member body 411.
- the column member body 411 has a space for accommodating the insertion unit 430 inside and has a column member opening 412 open to the outside at one end.
- a plurality of column member legs 413 are provided in a form surrounding the column member opening 412.
- the column member leg 413 may be provided in a form capable of being elastically deformed.
- the column member 410 may be coupled to the applicator body 300 in such a way that the column member leg 413 is inserted into the applicator body groove 343 of the applicator body 300 .
- one end of the column member body 411 is provided with a column member snap portion 414 that can engage with the applicator body snap portion 321 of the applicator body 300 .
- the column member 410 may be more firmly fixed to the applicator body 300 by engaging the column member snap portion 414 with the applicator body snap portion 321 .
- the column member snap part 414 includes an elastically deformable snap arm 415 .
- the snap arm 415 is provided with a snap groove 416 into which the snap hook 322 of the applicator body snap part 321 engages.
- the snap hook 322 and the snap arm 415 come into contact with each other, and a portion of the snap hook 322 is inserted into the snap groove 416.
- the column member 410 can be stably fixed to the applicator body 300 .
- the fence part 316 of the applicator body 300 is in close contact with the outer surface of the column member 410 to more stably support the column member 410 .
- the column member 410 can be simply coupled to the applicator body 300 in such a way that one end is inserted into the applicator body groove 343 of the applicator body 300 .
- the coupling method of the applicator body 300 and the column member 410 is not limited to that shown and may be variously changed.
- slits 418 are formed in a direction parallel to the moving direction of the sensor unit 100.
- a release part 420 is provided in the middle of the slit 418 .
- the release part 420 is a part that the carrier 462 of the insertion unit 430 can come into contact with while moving toward the base unit 200 .
- the carrier 462 may be disengaged from the shuttle 431 of the insertion unit 430 by the action of the release unit 420 .
- guide grooves 422 are formed on both sides of the column member body 411 in a direction parallel to the movement direction of the sensor unit 100 .
- the shuttle hook 433 of the shuttle 431 is disposed in the guide groove 422 so that the shuttle hook 433 can move along the guide groove 422 .
- a column member detent 423 is provided at the end of the guide groove 422 to limit the moving distance of the shuttle 431 .
- a safety pin P for restricting the movement of the shuttle 431 and the carrier 462 may be inserted into the column member hole 424 .
- Another side of the column member body 411 is provided with a cover portion 425.
- the cover part 425 is provided with a cover part groove 426 into which the removing member 610 can be partially inserted.
- a retention unit 427 is provided inside the column member 410 .
- the retention unit 427 serves to support the shuttle driver 490 providing a moving force to the shuttle 431 .
- the insertion unit 430 is coupled to the applicator body 300 through the column member 410 to move the sensor unit 100 from the first position to the second position.
- the insertion unit 430 includes a needle assembly including a shuttle 431 movably installed inside the column member 410 and a needle 485 that moves together with the shuttle 431 and can be inserted into the user's skin. (460).
- the shuttle 431 is installed to be linearly movable inside the column member 410 . In a state where the column member 410 is coupled to the applicator body 300 , the shuttle 431 may move from the first position to the second position together with the sensor unit 100 .
- the shuttle 431 includes a shuttle body 432 provided with a space for accommodating the needle assembly 460 therein. One side of the shuttle body 432 is provided with a shuttle hook 433 for limiting the movement range of the shuttle 431 .
- the shuttle hook 433 may limit the movement of the shuttle 431 by contacting the column member detent 423 of the column member 410 when the shuttle 431 moves to the second position.
- a shuttle protrusion 435 is provided on the other side of the shuttle 431 .
- the shuttle protrusion 435 protrudes from the shuttle body 432 so as to contact the stopper member 500 .
- the shuttle 431 is fixed at the first position when the shuttle protrusion 435 contacts the stopper member 500, and may move to the second position when the shuttle protrusion 435 moves away from the stopper member 500.
- the shuttle 431 may move the locking hook 360 through the shuttle protrusion 435 . That is, when the shuttle 431 reaches the second position, the shuttle protrusion 435 presses the lever part 365 of the locking hook 360 so that the locking hook 360 rotates and is disengaged from the base unit 200.
- a pair of slits 436 are formed on both sides of the shuttle body 432 in a direction parallel to the moving direction of the shuttle 431 .
- a shuttle detent 438 into which the carrier latch 477 of the carrier 462 can engage is provided at the middle portion of the slit 436 . With carrier latch 477 engaged with shuttle detent 438 , carrier 462 moves with shuttle 431 and cannot move relative to shuttle 431 . When the carrier latch 477 is disengaged from the shuttle detent 438 , the carrier 462 may move relative to the shuttle 431 .
- the shuttle body 432 is provided with a shuttle bottom 440 in contact with the sensor unit 100 .
- the shuttle bottom 440 is provided with a shuttle through-hole 441 and a pressing protrusion 442 .
- a needle 485 movable inside the shuttle body 432 may protrude outward of the shuttle body 432 through the shuttle through-hole 441 .
- the pressing protrusion 442 is provided to be inserted into the sensor unit groove 138 of the sensor unit 100 .
- the push protrusion 442 is inserted into the sensor unit groove 138 of the sensor unit 100 so that the sensor unit 100 does not move and maintains its original position. there is.
- An elastically deformable stopper arm 444 is provided on the side of the shuttle body 432 .
- the stopper arm 444 may be used to temporarily fix the shuttle 431 to the column member 410 in the process of assembling the insertion unit assembly 400 .
- the insertion unit assembly 400 may be coupled to the applicator body 300 while the shuttle 431 is temporarily fixed to the column member 410 . While the shuttle 431 is temporarily fixed to the column member 410 by the stopper arm 444, the shuttle 431 cannot move. Therefore, in order for the applicator 30 to be operable, it is necessary to couple the insertion unit assembly 400 to the applicator body 300 and to release the temporary fixed state of the shuttle 431 .
- the shuttle 431 In the process of assembling the insertion unit assembly 400, the shuttle 431 is inserted into the column member 410 so that when the stopper arm 444 is engaged with the column member detent 423 of the column member 410, the shuttle 431 is temporarily fixed to the column member 410.
- the shuttle 431 When the shuttle 431 is temporarily fixed to the column member 410, the shuttle 431 may be accidentally removed during the process of assembling the insertion unit assembly 400 or coupling the insertion unit assembly 400 to the applicator body 300. Moving problems can be avoided.
- the temporary fixing method of the shuttle 431 is not limited to that shown and may be variously changed.
- the shuttle locking part 446 is for fixing the shuttle 431 that has reached the second position to the second position. After the applicator 30 is used, the shuttle 431 is fixed in the second position, so the applicator 30 cannot be reused.
- the shuttle locking part 446 includes a locking groove 447 into which the locking protrusion 525 of the stopper member 500 can be inserted.
- a retention unit 449 and a fixing unit 451 are provided inside the shuttle 431 .
- the retention unit 449 supports the shuttle driver 490 .
- a needle release driver 495 providing a moving force to the carrier 462 is coupled to the fixing part 451 .
- the shuttle 431 includes a shuttle opening 453 and a shuttle hole 455 .
- a safety pin P may be inserted into the shuttle hole 455 .
- the shuttle 431 may be temporarily fixed to the column member 410 by inserting the safety pin P into the shuttle hole 455 .
- the shuttle 431 moves by receiving a moving force from the shuttle driver 490 .
- the shuttle driver 490 includes an elastic member 491 that applies elastic force to the shuttle 431 in a direction in which the shuttle 431 moves from the first position to the second position.
- the elastic member 491 has one end in contact with the retention unit 427 of the column member 410 and the other end in contact with the retention unit 449 of the shuttle 431 .
- the shuttle 431 may maintain a state temporarily fixed to the column member 410 by the stopper arm 444 and the safety pin P in a state in which the elastic member 491 is elastically deformed.
- the stopper arm 444 is disengaged from the column member detent 423 of the column member 410, and the safety pin P is the shuttle 431
- the shuttle 431 is converted into a movable state by the operating member 345.
- the shuttle 431 may be fixed in the first position.
- the shuttle 431 moves to the second position by the elastic force of the elastic member 491.
- the shuttle 431 may move the sensor unit 100 toward the base unit 200 by moving from the first position to the second position and release the locking hook 360 upon reaching the second position.
- the shuttle protrusion 435 comes into contact with the lever part 365 of the locking hook 360 and presses the lever part 365 .
- the locking hook 360 biases the elastic arm 335 of the applicator body 300 while rotating and tilting about the pivot part 361, so that the hook part 362 escapes from the base unit housing 210. Therefore, the base unit 200 is disengaged from the locking hook 360 and can be separated from the applicator body 300 .
- the shuttle driver 490 may be changed to various other configurations capable of providing a moving force to the shuttle 431 in addition to the configuration including the elastic member 491 in the form of a coil spring.
- the needle assembly 460 includes a carrier 462 to which the sensor unit 100 is detachably coupled, and a needle 485 coupled to the carrier 462 to pass through the sensor unit 100 .
- the needle 485 advances from a first position to a second position together with the sensor unit 100 in a state of being coupled with the sensor unit 100 so that it can be inserted into the user's skin, and at the second position the carrier 462 and It can be retracted together and separated from the user's skin and the sensor unit 100 .
- the carrier 462 is coupled to the shuttle 431 to be relatively movable.
- the carrier 462 may advance from the first position to the second position together with the shuttle 431 as a part of the carrier 462 is engaged with the shuttle 431 .
- the carrier 462 is disengaged from the shuttle 431 at the second position and may retreat in a direction away from the sensor unit 100 .
- the carrier 462 includes a carrier body 463 to which the needle 485 is coupled, elastically deformable carrier wings 471 extending from the carrier body 463, and a grip arm connected to the side of the carrier body 463 ( 479).
- An insertion groove 465 is formed on one side of the carrier body 463 .
- a portion of the needle 485 may be inserted into the insertion groove 465 .
- a clamp unit for fixing the needle 485 by engaging with the needle 485 may be provided in the insertion groove 465 .
- One side of the carrier body 463 is provided with a fixing part 469 to which the needle release driver 495 is coupled.
- the carrier 462 can move relative to the shuttle 431 by means of a needle release driver 495 .
- Needle release driver 495 provides a moving force to carrier 462 .
- the needle release driver 495 includes an elastic member 496 having one end coupled to the fixing part 451 of the shuttle 431 and the other end coupled to the fixing part 469 of the carrier 462 .
- the elastic member 496 is formed in the form of a tension spring and applies an elastic force so that the carrier 462 is pulled toward the fixing part 451 of the shuttle 431 . That is, the elastic member 496 may move the needle 485 coupled to the carrier 462 to be separated from the sensor unit 100 by applying an elastic force to the carrier 462 in a direction away from the sensor unit 100 .
- the needle release driver 495 may be changed to various other configurations capable of providing a moving force to the carrier 462 in addition to the configuration including the elastic member 496 in the form of a coil spring.
- a carrier hole 470 is formed on the side of the carrier body 463 to pass through the side of the carrier body 463 inward and outward.
- a safety pin P may be inserted into the carrier hole 470 .
- the safety pin (P) passes through the column member hole 424 of the column member 410 and the shuttle hole 455 of the shuttle 431 in order and is inserted into the carrier hole 470, thereby transferring the carrier 462 to the shuttle 431. can be temporarily fixed.
- the carrier wing 471 is connected to the carrier body 463 in a shape extending in the moving direction of the carrier 462 from the carrier body 463 .
- the carrier wing 471 includes a wing body 472 elastically deformably connected to the carrier body 463, and a trigger 474 and a carrier latch 477 protruding from the wing body 472.
- the trigger 474 is provided on one side of the wing body 472 to protrude outward from the wing body 472.
- the trigger 474 is inserted into the slit 436 of the shuttle 431 and the slit 418 of the column member 410 and can move along these slits 436 and 418 .
- the carrier 462 comes into contact with the release part 420 of the column member 410 while moving from the first position to the second position together with the shuttle 431 .
- the release part 420 is disposed in the middle of the slit 418 of the column member 410 so that the trigger 474 can be pressed. While the carrier 462 moves from the first position to the second position, the trigger 474 may come into contact with the release part 420 and the carrier wing 471 may be elastically deformed.
- the trigger 474 is provided with a trigger inclined portion 475 that contacts the release portion 420 .
- the carrier latch 477 protrudes outward from the wing body 472.
- Carrier latch 477 may engage shuttle detent 438 of shuttle 431 .
- the carrier 462 can maintain a state in which the elastic member 496 is elastically deformed, and does not move in the direction in which the elastic force of the elastic member 496 acts. can not do it.
- the trigger 474 is in contact with the release part 420 and the carrier wing 471 is elastically deformed, the carrier latch 477 escapes from the shuttle detent 438 and the carrier 462 can move.
- the grip arm 479 is elastically deformable provided on the side of the carrier body 463 .
- a pair of the grip arms 479 are disposed to face each other on both sides of the carrier body 463 to detachably fix the sensor unit housing 120 of the sensor unit 100 .
- the grip arm 479 includes a grip protrusion 480 engaging the sensor unit housing 120 and a protrusion 481 contacting the inner wall 428 of the column member 410 .
- the carrier 462 is coupled to the shuttle 431 such that the carrier body 463 is positioned inside the shuttle 431 and the end of the grip arm 479 protrudes from the shuttle 431 .
- the carrier 462 may fix the sensor unit 100 by engaging a pair of grip arms 479 with the sensor unit housing 120 .
- the surface of the sensor unit housing 120 is in close contact with the shuttle bottom 440 of the shuttle 431, and the pressing protrusion 442 of the shuttle 431 is attached to the sensor unit groove 138 of the sensor unit housing 120. is inserted into Therefore, the sensor unit 100 can be stably coupled to the shuttle 431.
- the carrier 462 may position the sensor unit 100 in the first position when the insertion unit assembly 400 is coupled to the applicator body 300 as shown in FIG. 6 .
- the carrier 462 When the carrier 462 is positioned inside the column member 410, the protrusion 481 of the grip arm 479 comes into contact with the inner wall 428 of the column member 410. Accordingly, the grip arm 479 is biased in a direction to engage with the sensor unit housing 120 , and the carrier 462 can maintain a state in which it is stably coupled to the sensor unit 100 .
- the protrusion 481 forms the inner wall 428 of the column member 410.
- the carrier 462 may be changed to various other configurations coupled to the needle 485 and installed to be relatively movable to the shuttle 431 .
- the needle 485 may move from the first position to the second position while being fixed to the carrier 462 and coupled to the sensor unit 100 .
- the needle 485 penetrates the user's skin before the sensor 110 and allows the sensor 110 to be stably inserted into the skin.
- Needle 485 is separated from the user's skin after sensor 110 is inserted into the user's skin.
- the needle 485 includes a needle body 486 that can be inserted into a user's skin and a needle head 487 coupled to a carrier 462 .
- a specific configuration of the needle 485 is not limited to that shown and may be variously changed.
- a method in which the needle 485 is coupled to the carrier 462 may be variously changed.
- the elastic member 491 of the shuttle driver 490 for moving the shuttle 431 and the elastic member 496 of the needle release driver 495 for moving the needle assembly 460 are elastic. It may be coupled to the applicator body 300 in a deformed state. Also, the insertion unit assembly 400 may be coupled to the applicator body 300 while being coupled to the sensor unit 100 . After the insertion unit assembly 400 is coupled to the applicator body 300, the safety pin P is removed and the stopper arm 444 is manipulated to release the binding force to the shuttle 431, thereby making the insertion unit 430 an operating member By 345, it is put into an operable state.
- the shuttle 431 and the carrier 462 can be moved by the user to an operable position. .
- the stopper member 500 is disposed to linearly move on the stage 333 of the middle frame 330 .
- the stopper member 500 is installed to move in a direction crossing the direction in which the sensor unit 100 moves from the first position to the second position.
- the stopper member 500 is shown to move in a direction perpendicular to the movement direction of the sensor unit 100, but the movement direction of the stopper member 500 may be variously changed.
- the stopper member 500 may move from a third position supporting the shuttle 431 to a first position to a fourth position disengaged from the shuttle 431 .
- the stopper member 500 restrains the movement of the shuttle 431 at the first position by contacting the shuttle protrusion 435 of the shuttle 431 at the first position at the third position, and when moving to the fourth position, the shuttle 431 may be released from the shuttle protrusion 435 to move to the second position.
- the stopper member 500 is removed in the third position so that the removing member 610 of the removing unit 600 maintains a position coupled to the adhesive layer 155 of the sensor unit 100 located in the first position. The movement of the member 610 may be constrained.
- the stopper member 500 may move by receiving a moving force from the stopper member driver 540 .
- the stopper member driver 540 provides a moving force to the stopper member 500 so as to move the stopper member 500 from the third position to the fourth position.
- the stopper member driver 540 includes an elastic member 541 that applies an elastic force in a direction deflected to the fourth position with respect to the stopper member 500 .
- the elastic member 541 has one end coupled to the fixing protrusion 337 of the middle frame 330 and the other end in contact with the stopper member 500 to apply elastic force to the stopper member 500 .
- the stopper member driver 540 may be changed into various other shapes capable of providing a moving force to the stopper member 500 in addition to the configuration including the elastic member 541 in the form of a coil spring.
- the stopper member 500 includes a stopper member body 510, a supporting portion 519 for supporting the shuttle 431, a stopper member fixing portion 521 that can be engaged with the applicator body 300, and a second A stopper member locking part 524 for fixing the shuttle 431 that has reached the position to the second position and a stopper part 527 for holding the removing member 610 are included.
- a stopper member opening 512 and a stopper member groove 513 are formed in the stopper member body 510 to pass through the stopper member body 510 in the thickness direction.
- a fixing protrusion 514 to which the other end of the elastic member 541 is coupled is provided in the stopper member groove 513 .
- a cover portion 515 is provided above the stopper member groove 513 to cover the elastic member 541 placed in the stopper member groove 513 .
- a rail part 517 is provided on one surface of the stopper member body 510 facing the stage 333 of the middle frame 330 .
- the rail unit 517 may be engaged with the guide rail 336 of the middle frame 330 and slide along the guide rail 336 .
- a pair of supporting portions 519 are disposed at both edges of the stopper member opening 512 so as to face each other.
- the supporting portion 519 may protrude from the stopper member body 510 to support the shuttle protrusion 435 of the shuttle 431 .
- the support part 519 supports the shuttle protrusion 435 of the shuttle 431 to restrain the movement of the shuttle 431 placed in the first position.
- the stopper member 500 moves to the fourth position, the shuttle 431 can move to the second position as the support part 519 is separated from the shuttle protrusion 435.
- the supporting portion 519 may be changed into various other shapes that may contact or engage with other parts of the shuttle protrusion 435 or the shuttle 431 in addition to the shape protruding from the stopper member body 510 .
- the stopper member fixing part 521 may restrict the movement of the stopper member 500 so as to maintain a state in which the elastic member 541 is elastically deformed by the stopper member 500 by being engaged with one side of the applicator body 300 .
- the stopper member fixing part 521 includes a pair of fixing hooks 522 that can be engaged with the support 339 of the middle frame 330 .
- the fixing hook 522 may be disengaged from the support 339 by the operating member 345 .
- the fixing hook 522 may be inserted into the support opening 342 of the support 339 and engaged with one side of the support 339 . At this time, the stopper member 500 maintains a fixed state in the third position.
- the configuration of the stopper member fixing part 521 for restraining the movement of the stopper member 500 so that the stopper member 500 maintains the position where the elastic member 541 is elastically deformed is not limited to that shown and can be changed in various ways do.
- the stopper member locking part 524 may fix the shuttle 431 to the second position by engaging with the shuttle locking part 446 of the shuttle 431 moved to the second position.
- the stopper member locking part 524 includes a locking protrusion 525 that can be inserted into the locking groove 447 of the shuttle locking part 446 .
- the locking protrusion 525 is provided on one side of the inner surface of the stopper member body 510 so as to protrude into the stopper member opening 512 .
- the locking protrusion 525 can be inserted into the locking groove 447 of the shuttle 431 reaching the second position. In this way, the shuttle 431 is fixed in the second position by engaging the stopper member locking part 524 with the shuttle locking part 446, and the applicator 30 cannot be reused.
- the stopper member locking part 524 and the shuttle locking part 446 are not limited to the illustrated configuration and may be variously changed.
- the stopper part 527 is connected to one side of the stopper member body 510 and is disposed in the stopper member opening 512 .
- the stopper part 527 is in contact with the removing member 610 so that the removing member 610 maintains a position coupled to the protective sheet 160 of the sensor unit 100 located in the first position, and the removing member 610 constrain the movement of
- the stopper member 500 can restrict both the movements of the shuttle 431 and the removing member 610 at the third position. While the stopper member 500 is moving from the third position to the fourth position, the restraining force on the removing member 610 is first released and then the restraining force on the shuttle 431 is released. Therefore, the separation operation of the protective sheet 160 is completed in a state where the sensor unit 100 is located at the first position, and then the shuttle 431 moves so that the sensor unit 100 can move to the second position. In some cases, a configuration in which the operation of moving the shuttle 431 toward the second position is started during the separation operation of the protective sheet 160 by the removing member 610 is also possible.
- the stopper member 500 may be moved by the operating member 345 to operate the removing unit 600 and the insertion unit 430 sequentially or simultaneously.
- the removing unit 600 uses an applicator to separate the protective sheet 160 of the sensor unit 100 from the adhesive layer 155 before the sensor unit 100 reaches the second position and is coupled to the base unit 200. It is installed on the body 300.
- the removing unit 600 includes a removing member 610 rotatably installed in the applicator body 300 so as to be coupled with the protective sheet 160, and a removing member driver providing rotational force to the removing member 610 ( 620).
- the removing member 610 may be installed on the applicator body 300 so as to rotate around a central axis of rotation perpendicular to the moving direction of the sensor unit 100 .
- a hinge part 611 is provided in the removing member 610 .
- the removing member 610 can rotate about the hinge part 611 as the hinge part 611 is rotatably coupled to the pedestal 318 of the base frame 310 .
- a removing member groove 613 is formed on one side of the removing member 610 .
- the removing member 610 may be coupled to the protective sheet 160 through an adhesive member 164 provided on the surface of the protective sheet 160 .
- an adhesive member 164 provided on the surface of the protective sheet 160 .
- various other methods other than the method using the adhesive member 164 may be used.
- the removing member driver 620 includes a removing elastic member 621 coupled to the removing member 610 to apply elastic force to the removing member 610 .
- the removing elastic member 621 is formed in the form of a torsion spring wound around the hinge part 611 . When one side of the removing elastic member 621 is in contact with the applicator body 300 , elastic force capable of rotating the removing member 610 may be provided to the removing member 610 .
- the protective sheet 160 It may be combined with the removing member 610 while covering the temporary adhesive layer 155 .
- the stopper part 527 escapes from the removing member 610 and the restraining force of the removing member 610 by the stopper part 527 can be released.
- the removing member 610 may separate the protective sheet 160 from the adhesive layer 155 by rotating by the elastic force of the removing elastic member 621 .
- the configuration of the removing member 610 or the removing member driver 620 constituting the removing unit 600 is not limited to that shown and can be changed in various ways.
- the removing unit 600 may operate to complete the separating operation of the protective sheet 160 before the sensor unit 100 moves from the first position. As described above, while the stopper member 500 moves from the third position to the fourth position, the restraining force on the removing member 610 is first released, and then the restraining force on the shuttle 431 can be released. Therefore, it is possible for the removing member 610 to complete the task of separating the protective sheet 160 before the shuttle 431 moves. In this way, by completing the separating operation of the protective sheet 160 before the sensor unit 100 moves from the first position, the sensor unit 100 is attached to the base unit 200 without the protective sheet 160 being separated. problems can be avoided.
- the bottom part 312 of the applicator 30 is attached to the user's skin through the adhesive part 230. is placed on the user's skin.
- the sensor unit 100 coupled to the carrier 462 is positioned in the first position with the protective sheet 160 covering the adhesive layer 155 .
- the supporting part 519 of the stopper member 500 supports the shuttle 431 so that the shuttle 431 can maintain the stopped position in the first position.
- the stopper portion 527 of the stopper member 500 supports the removing member 610 so that the removing member 610 maintains a position coupled with the protection sheet 160 .
- the operation member 345 disengages the stopper member fixing part 521 of the stopper member 500 from the applicator body 300.
- the stopper member 500 is moved from the third position to the fourth position by the stopper member driver 540.
- the binding force on the removing member 610 is first released, and then the binding force on the shuttle 431 is sequentially released. Accordingly, after the removing member 610 rotates to separate the protective sheet 160 from the adhesive layer 155 of the sensor unit 100, the shuttle 431 moves to the second position.
- the shuttle 431 By moving the shuttle 431 to the second position, the needle 485 and the sensor 110 are inserted into the user's skin, and the sensor unit 100 is attached to the base unit 200 by the adhesive layer 155, so that the user's body Attachment unit 20 is assembled. And when the shuttle 431 reaches the second position, the stopper member locking part 524 of the stopper member 500 is engaged with the shuttle locking part 446 of the shuttle 431 so that the shuttle 431 is in the second position When fixed, the shuttle 431 moves the locking hook 360 so that the locking hook 360 is disengaged from the base unit 200 .
- the trigger 474 of the carrier 462 moves the column member 410 It comes into contact with the release part 420 of. At this time, as the carrier wing 471 of the carrier 462 is elastically deformed, the carrier latch 477 is disengaged from the shuttle detent 438 .
- the carrier 462 When the carrier 462 is disengaged from the shuttle 431, as shown in FIG. 19, the carrier 462 is moved away from the user's skin by the needle release driver 495. At this time, the needle 485 comes out of the user's skin and the body attachment unit 20 remains attached to the user's skin by the adhesive part 230 .
- the applicator 30 is separated from the body attachment unit 20, the body attachment unit 20 measures the user's biometric information, and transmits the measurement information to an external terminal. (5) and so on.
- the sensor unit 100 and the base unit 200 forming the body attachment unit 20 are installed on the applicator body 300. It is possible to maintain a stable coupled state to the applicator body 300 so as to be spaced apart from the sensor unit 100 by the locking hook 360 . Also, when the sensor unit 100 moves and is combined with the base unit 200, the locking hook 360 is disengaged from the base unit 200 by the shuttle 431 moving together with the sensor unit 100, and the base unit 200 ) can be smoothly separated from the applicator 30.
- Figure 20 is a perspective view showing the base frame of the applicator according to another embodiment of the present invention
- Figure 21 shows a state in which the locking hook of the applicator according to another embodiment of the present invention is separated from the base frame.
- the applicator shown in FIGS. 20 to 23 includes a modified base frame and a modified locking hook, with other components similar to those described above.
- the base frame 710 has a bottom portion 712 that can come into contact with the user's skin.
- a recess 713 to which the base unit 200 is mounted is provided at the bottom 712 of the base frame 710 .
- the base unit 200 may be detachably coupled to the recess 713 so that the adhesive part 230 may face the user's skin, and may be placed in a second position spaced apart from the sensor unit 100 .
- a base frame opening 714 is formed in the middle of the base frame 710 to pass through the base frame 710 in the thickness direction.
- a fence part 716 for supporting the column member 410 protrudes around the base frame opening 714 .
- Both sides of the base frame opening 714 are provided with a support part 718, a support part 720, and an elastic arm 722.
- the support part 718 may tilt the base unit 200 and support the locking hook 730 .
- the supporting portion 720 may support a portion of the locking hook 730 .
- the elastic arm 722 may elastically support
- the locking hook 730 may be engaged with the base unit 200 mounted in the recess 713 to fix the base unit 200 so as not to be separated from the recess 713 .
- the locking hook 730 may be disengaged from the base unit 200 after the body attachment unit 20 is attached to the user's skin.
- the locking hook 730 may be pivotally coupled to the support 718 and tilted.
- the locking hook 730 includes a pivot part 731 rotatably coupled to the support part 718, a hook part 732 connected to the pivot part 731, and a rod 733 protruding from the pivot part 731, respectively. ) and a lever portion 735.
- the hook part 732 may be engaged with one side of the base unit 200 .
- the hook part 732 protrudes from one side of the pivot part 731, and the rod 733 protrudes from the other side of the pivot part 731.
- a portion of the hook portion 732 is located in the recess 713 of the base frame 710.
- the lever portion 735 protrudes from the pivot portion 731 toward the base frame opening 714.
- the locking hook 730 may tilt while elastically deforming the elastic arm 722 when the lever unit 735 is pressed by the shuttle 441 of the insertion unit 440 .
- the locking hook 730 may be engaged with one side of the base unit 200 coupled to the base frame 710 to maintain the base unit 200 coupled to the base frame 710 .
- the elastic arm 722 of the base frame 710 comes into contact with one side of the locking hook 730 and biases the locking hook 730 in the direction of engagement with the base unit 200 . Accordingly, the locking hook 730 can maintain a stable engagement state with the base unit 200 when no other external force is applied.
- the shuttle protrusion 435 of the shuttle 431 moves to the locking hook 730.
- the lever unit 735 is pressed.
- the locking hook 730 elastically deforms the elastic arm 722
- the lever part 735 is tilted to an angle in contact with the support part 720 to disengage from the base unit 200. Therefore, the base unit 200 can be separated from the base frame 710 .
- the locking hook has a pivot part rotatably coupled to the applicator body and rotates at a certain angle with the pivot part as the center of rotation
- the locking hook is elastically deformable to the applicator body so that at least a part thereof can be tilted can be connected
- the pivot part of the locking hook is formed in the form of a shaft
- the pivot part may be formed in the form of a groove coupled to the shaft provided in the applicator body.
- the locking hook may be installed to be tilted in contact with another part of the shuttle.
- the locking hook is supported in a direction engaged with the base unit by an elastic arm provided on the applicator body, the elastic arm may be omitted.
- the number or position of the lever provided on the locking hook so as to come into contact with the shuttle is not limited to that shown and may be variously changed.
Landscapes
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Abstract
Description
Claims (7)
- 생체 정보를 측정하기 위한 센서를 사용자의 피부에 삽입하기 위한 어플리케이터에 있어서,베이스 유닛 하우징 및 사용자의 피부에 부착될 수 있도록 상기 베이스 유닛 하우징에 구비되는 접착부를 포함하는 베이스 유닛이 분리 가능하게 결합되는 어플리케이터 바디;상기 베이스 유닛을 상기 어플리케이터 바디에 결합된 상태로 유지시키기 위해 상기 베이스 유닛 하우징과 맞물리도록 상기 어플리케이터 바디에 틸팅 가능하게 결합되는 록킹 후크; 및상기 센서 및 상기 센서가 장착되는 센서 유닛 하우징을 포함하는 센서 유닛을 상기 베이스 유닛으로부터 이격된 제 1 위치에서 상기 센서 유닛 하우징이 상기 베이스 유닛 하우징과 결합되는 제 2 위치로 이동시켜 상기 센서를 사용자의 피부에 삽입시키기 위해 상기 어플리케이터 바디에 설치되는 삽입 유닛;을 포함하고,상기 삽입 유닛은, 상기 센서 유닛과 함께 상기 제 1 위치에서 상기 제 2 위치로 이동하는 셔틀을 포함하되, 상기 셔틀은 상기 제 2 위치에서 상기 록킹 후크에 접하여 상기 록킹 후크를 상기 베이스 유닛 하우징에서 맞물림 해제되는 방향으로 틸팅시키는 것을 특징으로 하는 어플리케이터.
- 제 1 항에 있어서,상기 록킹 후크는,피봇부와,상기 베이스 유닛 하우징에 맞물릴 수 있도록 상기 피봇부의 일측에 연결되는 후크부와,상기 셔틀이 접할 수 있도록 상기 피봇부와 교차하는 방향으로 돌출되는 레버부를 포함하고,상기 피봇부를 회전 중심으로 하여 회전할 수 있도록 설치되는 것을 특징으로 하는 어플리케이터.
- 제 2 항에 있어서,상기 어플리케이터 바디는, 상기 로킹 후크가 상기 베이스 유닛 하우징에서 맞물림 해제되도록 틸팅될 때 상기 레버부를 떠받쳐서 상기 록킹 후크의 틸팅 각도를 제한하는 받침부를 포함하는 것을 특징으로 하는 어플리케이터.
- 제 2 항에 있어서,상기 후크부는 적어도 일부분이 상기 베이스 유닛 하우징의 일측에 형성되는 하우징홈에 삽입되는 방식으로 상기 베이스 유닛 하우징에 맞물리는 것을 특징으로 하는 어플리케이터.
- 제 1 항에 있어서,상기 어플리케이터 바디는, 상기 록킹 후크의 일측에 접하여 상기 록킹 후크를 상기 베이스 유닛 하우징에 맞물리도록 편향시키는 탄성 암을 포함하는 것을 특징으로 하는 어플리케이터.
- 제 5 항에 있어서,상기 록킹 후크는,피봇부와,상기 베이스 유닛 하우징에 맞물릴 수 있도록 상기 피봇부의 일측에 연결되는 후크부와,상기 셔틀이 접할 수 있도록 상기 피봇부와 교차하는 방향으로 돌출되는 레버부와,상기 피봇부의 또 다른 일측으로부터 돌출되는 로드를 포함하고,상기 탄성 암은 상기 로드에 접하도록 구비되는 것을 특징으로 하는 어플리케이터.
- 어플리케이터 바디;센서 및 상기 센서가 장착되는 센서 유닛 하우징을 포함하는 센서 유닛;베이스 유닛 하우징 및 사용자의 피부에 부착될 수 있도록 상기 베이스 유닛 하우징에 구비되는 접착부를 포함하고, 상기 센서 유닛과 이격되어 상기 어플리케이터 바디에 분리 가능하게 결합되는 베이스 유닛;상기 베이스 유닛을 상기 어플리케이터 바디에 결합된 상태로 유지시키기 위해 상기 베이스 유닛 하우징과 맞물리도록 상기 어플리케이터 바디에 틸팅 가능하게 결합되는 록킹 후크; 및상기 센서 유닛을 상기 베이스 유닛으로부터 이격된 제 1 위치에서 상기 센서 유닛 하우징이 상기 베이스 유닛 하우징과 결합되는 제 2 위치로 이동시켜 상기 센서를 사용자의 피부에 삽입시키기 위해 상기 어플리케이터 바디에 설치되는 삽입 유닛;을 포함하고,상기 삽입 유닛은, 상기 센서 유닛과 함께 상기 제 1 위치에서 상기 제 2 위치로 이동하는 셔틀을 포함하되, 상기 셔틀은 상기 제 2 위치에서 상기 록킹 후크에 접하여 상기 록킹 후크를 상기 베이스 유닛 하우징에서 맞물림 해제되는 방향으로 틸팅시키는 것을 특징으로 하는 어플리케이터 조립체.
Priority Applications (5)
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EP22853249.5A EP4360549A1 (en) | 2021-08-05 | 2022-06-02 | Transcutaneous sensor applicator and applicator assembly |
CA3226787A CA3226787A1 (en) | 2021-08-05 | 2022-06-02 | Transcutaneous sensor applicator and applicator assembly |
JP2024505470A JP2024528105A (ja) | 2021-08-05 | 2022-06-02 | 経皮性センサー用アプリケーター及びアプリケーター組立体 |
AU2022322410A AU2022322410A1 (en) | 2021-08-05 | 2022-06-02 | Transcutaneous sensor applicator and applicator assembly |
CN202280053211.4A CN117729884A (zh) | 2021-08-05 | 2022-06-02 | 经皮传感器用敷贴器及敷贴器组件 |
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KR1020210103241A KR102565316B1 (ko) | 2021-08-05 | 2021-08-05 | 경피성 센서용 어플리케이터 및 어플리케이터 조립체 |
KR10-2021-0103241 | 2021-08-05 |
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Citations (5)
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US20140187876A1 (en) * | 2011-09-09 | 2014-07-03 | Terumo Kabushiki Kaisha | Sensor inserting device and operating method thereof |
US20160058344A1 (en) * | 2014-09-03 | 2016-03-03 | Nova Biomedical Corporation | Subcutaneous sensor inserter and method |
KR20180132552A (ko) * | 2017-06-02 | 2018-12-12 | 주식회사 아이센스 | 연속 혈당 측정기용 센서 어플리케이터 조립체 |
KR20200013998A (ko) * | 2018-07-31 | 2020-02-10 | 주식회사 아이센스 | 연속 혈당 측정용 신체 부착 유닛 |
KR20200067124A (ko) * | 2017-06-23 | 2020-06-11 | 덱스콤, 인크. | 경피성 분석 센서, 이를 위한 어플리케이터 및 관련 방법 |
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KR102200136B1 (ko) * | 2018-07-31 | 2021-01-11 | 주식회사 아이센스 | 연속 혈당 측정 장치 |
KR102197577B1 (ko) * | 2018-07-31 | 2021-01-05 | 주식회사 아이센스 | 연속 혈당 측정 장치 |
KR102237092B1 (ko) | 2019-04-30 | 2021-04-13 | 주식회사 아이센스 | 연속 혈당 측정 장치용 어플리케이터 |
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US20140187876A1 (en) * | 2011-09-09 | 2014-07-03 | Terumo Kabushiki Kaisha | Sensor inserting device and operating method thereof |
US20160058344A1 (en) * | 2014-09-03 | 2016-03-03 | Nova Biomedical Corporation | Subcutaneous sensor inserter and method |
KR20180132552A (ko) * | 2017-06-02 | 2018-12-12 | 주식회사 아이센스 | 연속 혈당 측정기용 센서 어플리케이터 조립체 |
KR20200067124A (ko) * | 2017-06-23 | 2020-06-11 | 덱스콤, 인크. | 경피성 분석 센서, 이를 위한 어플리케이터 및 관련 방법 |
KR20200013998A (ko) * | 2018-07-31 | 2020-02-10 | 주식회사 아이센스 | 연속 혈당 측정용 신체 부착 유닛 |
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KR102565316B1 (ko) | 2023-08-10 |
EP4360549A1 (en) | 2024-05-01 |
KR102661647B1 (ko) | 2024-05-03 |
AU2022322410A1 (en) | 2024-02-08 |
CA3226787A1 (en) | 2023-02-09 |
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CN117729884A (zh) | 2024-03-19 |
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