Implanter and dynamic glucometer

Abstract

The invention discloses an implanter and a dynamic glucometer, and relates to the technical field of medical equipment.The implanter comprises a shell, a needle returning assembly, an implanting assembly and a transmitting key assembly; the needle returning assembly comprises a needle returning cap, a needle returning driving element and an implantation launching support, the needle returning driving element is located between the needle returning cap and the implantation launching support, the needle returning cap is used for being connected with an emitter, and the implantation launching support is provided with a through hole for the emitter to penetrate through; the implantation assembly comprises an implantation fixing support and an emission driving element, the implantation fixing support is fixed to the shell, the needle returning cap and the implantation fixing support are connected with the implantation emission support in a clamped mode, and the emission driving element is located between the implantation fixing support and the implantation emission support; and the transmitting key assembly is in contact with the implantation fixing bracket. The dynamic glucometer comprises an emitter and an implanter, the emitter is located in the shell, and the emitter is connected with the needle returning assembly. The implanter can be reset, and the effectiveness of the implanter can be conveniently detected in the production process.

Description

Technical Field

[0001] The present invention relates to the technical field of medical equipment, and in particular to an implanter and a dynamic blood glucose meter. Background Art

[0002] The dynamic blood glucose meter, also known as the human blood glucose detection system, detects blood glucose levels through the reaction of enzymes implanted in the human body in the sensor with the body's tissue fluid. The specific principle is: the enzyme on the sensor reacts with the subcutaneous tissue fluid of the human body, and the electrical signal is collected by the microcontroller of the transmitter, which is then sent to the APP terminal, and then converted into blood glucose values ​​through an algorithm and fed back to the user.

[0003] Therefore, it is critical for the accurate testing of the continuous blood glucose meter that the implanter implants the sensor on the transmitter into the human body to an appropriate depth. The existing implanter is disposable, which is not convenient for testing the effectiveness of the implanter during the production process. Summary of the invention

[0004] The purpose of the present invention is to provide an implanter and a dynamic blood glucose meter to solve the problems existing in the above-mentioned prior art. The implanter can be reset, which is convenient for testing the effectiveness of the implanter during the production process.

[0005] To achieve the above object, the present invention provides the following solutions:

[0006] The present invention provides an implanter, comprising: a shell and a return needle assembly, an implant assembly and a firing button assembly located in the shell; the return needle assembly comprises a return needle cap, a return needle driving element and an implant firing bracket, the return needle driving element is located between the return needle cap and the implant firing bracket, the return needle cap is used to connect with the transmitter, and the implant firing bracket is provided with a through hole for the transmitter to pass through; the implant assembly comprises an implant fixing bracket and a firing driving element, the implant fixing bracket is fixed to the shell, the return needle cap and the implant fixing bracket are respectively clamped with the implant firing bracket, and the firing driving element is located between the implant fixing bracket and The implanted launching bracket is between the implanted launching bracket; the launching button assembly is in contact with the implanted fixing bracket; the launching button assembly is pressed along the implantation direction, the implanted launching bracket is separated from the implanted fixing bracket, and the launching driving element drives the return needle assembly to move along the implantation direction, so that the sensor of the transmitter can be implanted in the human body. At the same time, the return needle driving element can drive the return needle cap to drive the guide needle structure of the transmitter to move in the direction opposite to the implantation direction to realize return needle. When resetting, the implanted launching bracket is pressed in the direction opposite to the implantation direction and the launching button assembly is pressed along the implantation direction, so that the return needle cap and the implanted launching bracket are reset.

[0007] Preferably, the return needle cap is provided with a limiting portion for limiting the needle seat of the transmitter, the return needle cap is provided with a connecting buckle, the implant launch bracket is provided with an implant launch slot adapted to the connecting buckle, the connecting buckle can be engaged with the implant launch slot, the implant launch bracket is provided with an implant launch hole, the inner wall of the implant fixing bracket is provided with an implant fixing buckle adapted to the implant launch hole, and the implant fixing buckle can be engaged with the implant launch hole.

[0008] Preferably, the return pin cap is also provided with a return pin buckle, the position of the return pin buckle corresponds to the connecting buckle, the implant fixing bracket is provided with a return pin opening for the return pin buckle to pass through, when the transmitter is implanted in the human body, the return pin buckle is located in the return pin opening, the return pin buckle shrinks and deforms inward, the connecting buckle is separated from the implanted transmitting slot, and the return pin driving element drives the return pin cap to drive the guide needle structure of the transmitter to move in the opposite direction of the implantation.

[0009] Preferably, the implanted launching bracket is provided with a limiting buckle structure, the limiting buckle structure is provided with a limiting buckle, there is a gap between the limiting buckle and the implanted launching bracket, and the limiting buckle is used to limit the transmitter.

[0010] Preferably, the firing button assembly comprises a button driving element and a firing button, the firing button is snap-fitted to the shell, the button driving element is located between the firing button and the shell, and the firing button is in contact with the implant fixing bracket.

[0011] Preferably, the launch button is provided with a launch trigger buckle, and the implant fixing bracket is provided with an implant trigger buckle adapted to the launch trigger buckle, and when the launch button is triggered, the launch trigger buckle moves so that the launch trigger buckle can expand the implant trigger buckle, thereby separating the implant fixing buckle of the implant fixing bracket from the implant launch card hole of the implant launch bracket, so that the launch drive element moves, pushing the return needle assembly to move.

[0012] Preferably, it further comprises a transmitter limiting bracket, the transmitter limiting bracket is located in the shell, and the transmitter limiting bracket is clamped with the implanted transmitter bracket;

[0013] The housing further comprises a protective cap, which is detachably connected to the housing. The protective cap is provided with a placement groove for placing a protective cover of the sensor, and the protective cap is detachably connected to the protective cover.

[0014] The present invention also discloses a dynamic blood glucose meter, comprising a transmitter and the implanter, wherein the transmitter is located in the shell and connected to the return needle assembly.

[0015] Preferably, the transmitter includes a transmitter housing, a guide needle structure and a sensor; the sensor includes a first fixed structure, a second fixed structure and an implanted structure, the first fixed structure and the second fixed structure are both connected to the implanted structure, the first fixed structure and the second fixed structure are respectively located on both sides of the implanted structure, the first fixed structure and the second fixed structure are both fixed to the transmitter housing, the second fixed structure is also used to connect to a circuit board, and the implanted structure is used to be implanted in a human body; the guide needle structure is respectively connected to the return needle assembly and the transmitter housing, the implanted structure is located in the guide needle structure, and one end of the guide needle structure and one end of the implanted structure both protrude from the transmitter housing.

[0016] Preferably, the transmitter housing has a fool-proof shape, the transmitter housing is provided with a pinhole, the guide needle structure includes a needle seat and a guide needle part, the needle seat is connected to one end of the guide needle part and one end of the guide needle part extends into the needle seat, the guide needle part passes through the pinhole, the guide needle part is provided with a guide groove, the guide needle part is provided with a lateral opening on the side, the other end of the guide needle part is provided with an implantation opening, the lateral opening and the implantation opening are both connected with the guide groove, the pinhole is provided with a pressing part, the pressing part is used to contact the implant structure, and the pressing part can squeeze the implant structure from the lateral opening into the guide groove of the guide needle part.

[0017] Compared with the prior art, the present invention has achieved the following technical effects:

[0018] When the implanter of the present invention is used, the launch button assembly is pressed along the implantation direction, the implant launch bracket is separated from the implantation fixed bracket, and the launch drive element drives the return needle assembly to move along the implantation direction, so that the sensor of the transmitter can be implanted in the human body. At the same time, the return needle drive element can drive the return needle cap to drive the guide needle structure of the transmitter to move in the direction opposite to the implantation direction to realize return needle. When resetting, the implant launch bracket is pressed in the direction opposite to the implantation direction and the launch button assembly is pressed in the implantation direction, so that the return needle cap and the implant launch bracket are reset. The present invention has a simple structure and a high implantation success rate. The implanter can be reset without disassembling the machine, which is convenient for testing the effectiveness of the implanter during the production process, making it possible to reuse the implanter, saving costs and reducing medical waste. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 Axonometric measurement of a continuous blood glucose meter in some embodiments of the present invention Figure 1 ;

[0021] Figure 2 Axonometric measurement of a continuous blood glucose meter in some embodiments of the present invention Figure 2 ;

[0022] Figure 3 An exploded view of a continuous blood glucose meter in some embodiments of the present invention;

[0023] Figure 4 It is a schematic diagram of the installation of the return pin assembly in some embodiments of the present invention;

[0024] Figure 5 It is a schematic diagram of the installation of the return needle assembly and the implant assembly in some embodiments of the present invention;

[0025] Figure 6 A schematic diagram of placing the needle return assembly and the implant assembly into a housing in some embodiments of the present invention;

[0026] Figure 7 It is a schematic diagram of the installation of the launch button assembly in some embodiments of the present invention;

[0027] Figure 8 A schematic diagram of transmitter installation in some embodiments of the present invention;

[0028] Fig. 9 It is a schematic diagram of the installation of the transmitter limiting structure in some embodiments of the present invention;

[0029] Fig.10 A schematic diagram of the installation of a protective cover in some embodiments of the present invention;

[0030] Fig.11 A cross-sectional view of a continuous blood glucose meter in some embodiments of the present invention Figure 1 (not used);

[0031] Fig.12 A cross-sectional view of a continuous blood glucose meter in some embodiments of the present invention Figure 2 (not used);

[0032] Fig.13 A cross-sectional view of implantation of a continuous blood glucose meter in some embodiments of the present invention;

[0033] Fig.14 A cross-sectional view of a continuous blood glucose meter needle return in some embodiments of the present invention;

[0034] Fig.15 is a cross-sectional view of a return needle assembly in some embodiments of the present invention;

[0035] Fig.16 A cross-sectional view of a needle return assembly and a transmitter in some embodiments of the present invention;

[0036] Fig.17 The cross-sectional view of the needle return assembly and the implant assembly in some embodiments of the present invention Figure 1 ;

[0037] Fig.18 The cross-sectional view of the needle return assembly and the implant assembly in some embodiments of the present invention Figure 2 ;

[0038] Fig.19 A cross-sectional view of a critical state in which the return needle cap of the return needle assembly in some embodiments of the present invention is separated from the implanted launch stent Figure 1 ;

[0039] Fig. 20 A cross-sectional view of a critical state in which the return needle cap of the return needle assembly in some embodiments of the present invention is separated from the implanted launch stent Figure 2 ;

[0040] Fig.21 Schematic diagram of the positional relationship between the launch trigger buckle and the implant trigger buckle in some embodiments of the present invention;

[0041] Fig. 22 Schematic diagram of a protective cap and a protective cover in some embodiments of the present invention;

[0042] Fig.23 is an axonometric diagram of a sensor in some embodiments of the present invention;

[0043] Fig.24 Axonometric view of the transmitter in some embodiments of the present invention Figure 1 ;

[0044] Fig.25 Axonometric view of the transmitter in some embodiments of the present invention Figure 2 ;

[0045] Fig.26 An exploded diagram of a transmitter in some embodiments of the present invention;

[0046] Fig. 27 An isometric view of step 1 of the transmitter installation process in some embodiments of the present invention;

[0047] Fig.28is an axonometric diagram of step 2 of the transmitter installation process in some embodiments of the present invention;

[0048] Fig.29 Triaxial measurement of the transmitter installation process steps in some embodiments of the present invention Figure 1 ;

[0049] Fig.30 Triaxial measurement of the transmitter installation process steps in some embodiments of the present invention Figure 2 ;

[0050] Fig.31 Four-axis measurement of the transmitter installation process steps in some embodiments of the present invention Figure 1 ;

[0051] Fig.32 Four-axis measurement of the transmitter installation process steps in some embodiments of the present invention Figure 2 ;

[0052] Fig.33 An isometric diagram of the connection between the guide needle structure and the protective sleeve in some embodiments of the present invention;

[0053] Fig.34 is an axonometric view of a protective sleeve in some embodiments of the present invention;

[0054] Fig.35 Schematic diagram of the internal structure of the protective cover in some embodiments of the present invention;

[0055] Fig.36 Five-axis measurement of the transmitter installation process step in some embodiments of the present invention Figure 1 ;

[0056] Fig.37 Five-axis measurement of the transmitter installation process step in some embodiments of the present invention Figure 2 ;

[0057] Fig.38 Six isometric diagrams of steps in the sensor installation process in some embodiments of the present invention;

[0058] Fig.39 A seven-step isometric diagram of the sensor installation process in some embodiments of the present invention;

[0059] Fig.40 Schematic diagram of the structure of the sensor and the guide needle in some embodiments of the present invention;

[0060] Fig.41 The sensor, transmitter housing, guide needle structure and application cross-sectional view in some embodiments of the present invention;

[0061] Fig.42Schematic diagram of the relationship between the position of the sensor and each spring pin of the 3PIN socket in some embodiments of the present invention;

[0062] Fig.43 A schematic diagram of the relationship between the positions of the sensors and the spring pins of the 4-pin socket in the prior art;

[0063] In the figure: 100-dynamic blood glucose meter, 1-implantation structure, 2-first connecting part, 3-first extension part, 4-first protrusion, 5-first fixing part, 6-second connecting part, 7-second extension part, 8-second protrusion, 9-second fixing part, 10-circuit board connecting part, 11-upper shell, 12-lower shell, 13-mounting groove, 14-positioning groove, 15-mounting bracket, 16-fixing bracket, 17-first mounting opening, 18-second mounting opening, 19-needle seat, 20-guide needle part, 21-needle hole, 22-squeezing part, 23-apply, 24-power supply, 25-protective cover, 26-3PIN socket, 27-exhaust groove, 28-clamping part, 29-cage, 30-slide, 31-circuit board, 32-sealing ring, 33- Shell, 34-return needle cap, 35-return needle driving element, 36-implanted launching bracket, 37-implanted fixed bracket, 38-launching driving element, 39-return needle cap body, 40-return needle bracket, 41-connecting buckle, 42-implanted launching card slot, 43-implanted launching card hole, 44-implanted fixed buckle, 45-return needle buckle, 46-return needle opening, 47-button driving element, 48-launching button, 49-button cap, 50-launch trigger buckle, 51-implanted fixed body, 52-trigger bracket, 53-implanted trigger buckle, 54-launcher limiting bracket, 55-protective cap, 56-launcher, 57-sensor, 58-return needle assembly, 59-guide needle structure, 60-limiting groove, 61-elastic needle, 62-sensor of prior art. DETAILED DESCRIPTION

[0064] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0065] The purpose of the present invention is to provide an implanter and a dynamic blood glucose meter to solve the problems existing in the above-mentioned prior art. The implanter can be reset, which is convenient for testing the effectiveness of the implanter during the production process.

[0066] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0067] Embodiment 1

[0068] like Figures 1 to 22 As shown, this embodiment provides an implanter, including: a shell 33 and a return needle assembly 58 located in the shell 33, an implant assembly and a launch button assembly; the return needle assembly 58 includes a return needle cap 34, a return needle drive element 35 and an implant launch bracket 36, the return needle drive element 35 is preferably a return needle compression spring, the return needle drive element 35 is located between the return needle cap 34 and the implant launch bracket 36, the return needle cap 34 is used to connect with the launcher 56, and the implant launch bracket 36 is provided with a through hole for the launcher 56 to pass through; the implant assembly includes an implant fixing bracket 37 and a launch drive element 38, the implant fixing bracket 37 is fixed to the shell 33, the return needle cap 34 and the implant fixing bracket 37 are respectively clamped with the implant launch bracket 36, the launch drive element 38 is preferably a launch compression spring, and the launch drive Component 38 is located between implant fixing bracket 37 and implant launching bracket 36; launching button assembly is located at one end away from the implantation position of the human body, and the launching button assembly contacts the implant fixing bracket 37; the launching button assembly is pressed along the implantation direction, the implant launching bracket 36 is separated from the implant fixing bracket 37, and the launching driving component 38 drives the return needle assembly 58 to move along the implantation direction, so that the sensor 57 of the transmitter 56 can be implanted into the human body, and at the same time, the return needle driving component 35 can drive the return needle cap 34 to drive the guide needle structure 59 of the transmitter 56 to move in the direction opposite to the implantation direction to realize the return needle, and when resetting, the implant launching bracket 36 is pressed in the direction opposite to the implantation direction and the launching button assembly is pressed in the implantation direction, so that the return needle cap 34 and the implant launching bracket 36 are reset. The implanter of this embodiment can be reset without disassembling the machine, which is convenient for testing the effectiveness of the implanter during the production process, making it possible to reuse the implanter, saving costs, and reducing medical waste.

[0069] The implantation direction in this embodiment refers to the direction in which the sensor 57 is implanted into the human body by the continuous blood glucose meter 100.

[0070] In some embodiments, the return needle cap 34 includes a return needle cap body 39 and a return needle bracket 40, the return needle bracket 40 is arranged on the return needle cap body 39, the return needle bracket 40 extends in a direction opposite to the implantation direction, the return needle cap body 39 is provided with a limiting portion for limiting the needle seat of the transmitter 56, a connecting buckle 41 is provided on the return needle bracket 40, the implant launch bracket 36 is provided with an implant launch slot 42 adapted to the connecting buckle 41, the connecting buckle 41 can be engaged with the implant launch slot 42, the implant launch bracket 36 is provided with an implant launch hole 43, the inner wall of the implant fixing bracket 37 is provided with an implant fixing buckle 44 adapted to the implant launch hole 43, and the implant fixing buckle 44 can be engaged with the implant launch hole 43.

[0071] In some embodiments, a return needle buckle 45 is provided at the end of the return needle bracket 40, and the return needle buckle 45 is provided at one end of the return needle bracket 40 close to the launch button assembly. The position of the return needle buckle 45 corresponds to the connecting buckle 41, and the number of the return needle buckles 45 is the same as the number of the connecting buckles 41. The implantation fixing bracket 37 is provided with a return needle opening 46 for the return needle buckle 45 to pass through. The return needle buckle 45 is inclined from the outside to the inside in the direction of the launch button assembly toward the implantation position of the human body. The inclined surface at the return needle opening 46 matches the return needle buckle 45. When the transmitter 56 is implanted in the human body, the return needle buckle 45 is located in the return needle opening 46, the return needle bracket 40 shrinks and deforms inward, the connecting buckle 41 is separated from the implantation launch slot 42, and the return needle driving element 35 drives the return needle cap 34 to drive the guide needle structure 59 of the transmitter 56 to move in the opposite direction of the implantation.

[0072] In some embodiments, the number of the implant launch slots 42 and the number of the implant launch holes 43 are the same, and the implant launch slots 42 and the implant launch holes 43 are alternately arranged around the axis of the implant launch bracket 36 so that the structure is evenly stressed.

[0073] In some embodiments, the implanted launch bracket 36 is provided with a limiting buckle structure, the limiting buckle structure is provided with a limiting buckle, there is a gap between the limiting buckle and the implanted launch bracket 36, or the limiting buckle is made of elastic material, the limiting buckle is used to limit the transmitter 56, the limiting buckle is inclined from the outside to the inside in the direction of the launch button assembly toward the implantation position in the human body, and the limiting groove 60 of the transmitter shell of the transmitter 56 is provided with an inclined surface matching the limiting buckle.

[0074] In some embodiments, the launch button assembly includes a button drive element 47, a launch button 48 and a button cap 49. The button cap 49 is detachably connected to the shell 33. When the button cap 49 is rotated, the connection between the button cap 49 and the shell 33 can be achieved. When the button cap 49 is rotated in the opposite direction, the separation between the button cap 49 and the shell 33 can be achieved. The button cap 49 is used to enclose the button and the button drive element 47 in the space formed by the button cap 49 and the shell 33. The launch button 48 is clamped with the shell 33. The button drive element 47 is preferably a button compression spring. The button drive element 47 is located between the launch button 48 and the shell 33. The launch button 48 is in contact with the implanted fixing bracket 37.

[0075] In some embodiments, the launch button 48 is provided with a launch trigger buckle 50, the implantation fixing bracket 37 includes an implantation fixing body 51 and a trigger bracket 52, the trigger bracket 52 is arranged on the implantation fixing body 51, the return needle opening 46 is arranged on the implantation fixing body 51, the trigger bracket 52 extends in a direction opposite to the implantation direction, the implantation fixing buckle 44 is located on the inner side of the trigger bracket 52, and the end of the trigger bracket 52 is provided with an implantation trigger buckle 53, which is arranged at one end of the trigger bracket 52 close to the launch button assembly, and the implantation trigger buckle 53 is inclined from the outside to the inside in the direction of the launch button assembly toward the implantation position of the human body, and the inclined surface of the launch trigger buckle 50 matches the implantation trigger buckle 53, and when the launch button 48 is triggered, the launch trigger buckle 50 moves so that the launch trigger buckle 50 enters the implantation fixing bracket 37 to open the trigger bracket 52, thereby separating the implantation fixing buckle 44 of the implantation fixing bracket 37 from the implantation launch card hole 43 of the implantation launching bracket 36, so that the launch drive element 38 moves and pushes the return needle assembly 58 to move.

[0076] In some embodiments, a transmitter limiting bracket 54 is further included. The transmitter limiting bracket 54 is located in the shell 33. The transmitter limiting bracket 54 is clamped with the side of the implanted launch bracket 36 close to the human body. The transmitter limiting bracket 54 is used to limit the transmitter 56. When the transmitter 56 is launched, the driving force of the launch drive element 38 can separate the transmitter 56 from the transmitter limiting bracket 54.

[0077] In some embodiments, the shell 33 also includes a protective cap 55, which is detachably connected to the shell 33. The protective cap 55 is provided with a placement groove for placing a protective cover of the sensor 57. The protective cap 55 is detachably connected to the protective cover 25. When the protective cap 55 is connected to the protective cover 25, the protective cap 55 and the protective cover 25 form a whole. When the sensor 57 needs to be implanted, the protective cap 55 is separated from the shell 33, and the protective cover 25 can be separated from the transmitter 56 at the same time, that is, the protective cap 55 and the protective cover 25 can be removed at the same time, and there is no need to remove the protective cover 25 separately, and the guide needle portion 20 of the guide needle structure 59 can be directly seen.

[0078] The working process of the implanter of this embodiment is as follows: open the button cap 49, press the launch button 48, the launch trigger buckle 50 of the launch button 48 opens the trigger bracket 52 of the implant fixing bracket 37, so that the implant fixing buckle 44 of the implant fixing bracket 37 is separated from the implant launch card hole 43 of the implant launch bracket 36, the launch drive element 38 moves, the launch drive element 38 drives the return needle assembly 58 to move, the return needle assembly 58 drives the transmitter 56 to move, so that the sensor 57 of the transmitter 56 is implanted in the human body, when the patch contacts and adheres to the human skin, take away the implanter, the adhesive force between the patch and the human skin enables the transmitter 56 to break free from the limit buckle of the implant launch bracket 36, so that the implanter can be separated from the transmitter 56, and when the transmitter 56 is implanted in the human body , the return needle buckle 45 is located in the return needle opening 46, the return needle bracket 40 shrinks and deforms inward, the connecting buckle 41 is separated from the implant launch slot 42, and the return needle driving element 35 drives the return needle cap 34 to drive the guide needle structure 59 of the transmitter 56 to move in the opposite direction of the implantation to realize the return needle; when the implanter needs to be reset, press the implant launch bracket 36 into the implant fixed bracket 37, so that the implant fixed buckle 44 of the implant fixed bracket 37 is engaged with the implant launch slot 43 of the implant launch bracket 36, and do not let go at this time, press the launch button 48 with the other hand, so that the connecting buckle 41 of the return needle cap 34 is engaged with the implant launch slot 42 of the implant launch bracket 36, and then release the launch button 48, and the launch button 48 is reset under the action of the button driving element 47.

[0079] The implanter of this embodiment has a simple structure and a high implantation success rate. The implanter can be reset without disassembling the device, which facilitates the detection of the effectiveness of the implanter during the production process, makes it possible to reuse the implanter, saves costs, and reduces medical waste.

[0080] Embodiment 2

[0081] like Figures 1 to 42 As shown, this embodiment discloses a continuous blood glucose meter 100, including a transmitter 56 and the implanter of the first embodiment. The transmitter 56 is located in the housing 33, and the transmitter 56 is engaged with the return needle cap 34 of the return needle assembly 58.

[0082] In some embodiments, the transmitter 56 includes a transmitter housing, an introducer needle structure 59 and a sensor 57 .

[0083] In some embodiments, the sensor 57 includes a first fixing structure, a second fixing structure and an implant structure 1, the first fixing structure and the second fixing structure are both connected to the implant structure 1, the first fixing structure and the second fixing structure are respectively located on both sides of the implant structure 1, the first fixing structure and the second fixing structure are both used to fix to the transmitter housing of the transmitter 56, the second fixing structure is also used to connect to the circuit board 31, and the implant structure 1 is used to be implanted in the human body. In this embodiment, the first fixing structure and the second fixing structure are fixedly connected to the transmitter housing of the transmitter 56, so as to realize a stable connection between the sensor 57 and the transmitter housing, and solve the problem of the L-shaped sensor 57 and the transmitter housing being not firmly connected in the prior art.

[0084] In some embodiments, the shape of the sensor 57 is similar to a T-shape, and the first fixing structure, the second fixing structure and the implant structure 1 form a mountain-shaped loop. The first fixing structure includes a first connecting portion 2, a first extending portion 3, a first protruding portion 4 and a first fixing portion 5, one end of the first connecting portion 2 is connected to one end of the implant structure 1, and the other end of the first connecting portion 2 extends in a direction away from the second fixing structure, one end of the first extending portion 3 is connected to the other end of the first connecting portion 2, and the other end of the first extending portion 3 extends in a direction toward the other end of the implant structure 1, the first protruding portion 4 is respectively connected to the other end of the first extending portion 3 and one end of the first fixing portion 5, the first protruding portion 4 is located in the pinhole 21 of the transmitter housing of the transmitter 56, the other end of the first fixing portion 5 extends in a direction away from the second fixing structure, and the first fixing portion 5 is used to be fixed to the transmitter housing of the transmitter 56. The second fixing structure includes a second connecting portion 6, a second extending portion 7, a second protruding portion 8, a second fixing portion 9 and a circuit board connecting portion 10, one end of the second connecting portion 6 is connected to one end of the implant structure 1, and the other end of the second connecting portion 6 extends in a direction away from the first fixing structure, one end of the second extending portion 7 is connected to the other end of the second connecting portion 6, and the other end of the second extending portion 7 extends in the direction of the other end of the implant structure 1, the second protruding portion 8 is respectively connected to the other end of the second extending portion 7 and one end of the second fixing portion 9, the second protruding portion 8 is located in the pinhole 21 of the transmitter housing of the transmitter 56, the other end of the second fixing portion 9 extends in a direction away from the first fixing structure, the second fixing portion 9 is used to be fixed to the transmitter housing of the transmitter 56, one end of the circuit board connecting portion 10 is connected to the other end of the second fixing portion 9, and the circuit board connecting portion 10 is used to connect to the circuit board 31. The first protrusion 4 and the second protrusion 8 of this embodiment are used to be arranged between the guide needle structure 59 and the transmitter housing to facilitate the fixation of the sensor 57. The first fixing portion 5 and the second fixing portion 9 are fixedly connected to the transmitter housing of the transmitter 56 by glue. The first fixing portion 5 and the second fixing portion 9 are respectively located on both sides of the implant structure 1. The first fixing portion 5 and the second fixing portion 9 are both used to be fixedly connected to the transmitter housing to ensure that the sensor 57 is firmly connected.

[0085] In some embodiments, the transmitter housing has a foolproof shape, that is, the shape of the transmitter housing can be heart-shaped or other shapes that are easy to position, which can reduce the difficulty of positioning during production and assembly. The transmitter housing includes an upper housing 11 and a lower housing 12. The upper housing 11 is provided with a first foolproof structure, which is a protrusion. The lower housing 12 is provided with a second foolproof structure adapted to the first foolproof structure, which is a groove adapted to the protrusion. The upper housing 11 and the lower housing 12 are fixedly connected by glue. The lower housing 12 is provided with a mounting groove 13 and a positioning groove 14 on the side facing the upper housing 11. The first fixing portion 5 of the first fixing structure and the second fixing portion 9 of the second fixing structure are both connected to the mounting groove 13 by glue. The circuit board connecting portion 10 of the second positioning structure is located in the positioning groove 14, and the implant structure 1 passes through the pinhole 21 of the lower housing 12 and extends out of the pinhole 21. The lower housing 12 of this embodiment realizes the limiting and installation of the first fixing portion 5 and the second fixing portion 9 by setting the mounting groove 13, and realizes the positioning and installation of the circuit board connecting portion 10 by the positioning groove 14.

[0086] In some embodiments, a mounting bracket 15 and a fixing bracket 16 are provided on the side of the lower housing 12 facing the upper housing 11. The mounting bracket 15 and the fixing bracket 16 are both provided with openings at positions corresponding to the pinhole 21 of the lower housing 12. The mounting bracket 15 is provided with a mounting groove 13 and a positioning groove 14. The mounting groove 13 is provided with a first mounting opening 17 and a second mounting opening 18. The first fixing portion 5 is located in the first mounting opening 17, and the second fixing portion 9 is located in the second mounting opening 18. The mounting groove 13 is used to fill glue. The glue in the mounting groove 13 realizes the fixed connection between the first fixing portion 5, the second fixing portion 9, the fixing bracket 16 and the mounting bracket 15. In this embodiment, the fixing and limiting of the sensor 57 are realized by the mounting bracket 15 and the fixing bracket 16.

[0087] In some embodiments, the guide needle structure 59 includes a needle seat 19 and a guide needle portion 20, the needle seat 19 is connected to one end of the guide needle portion 20 and one end of the guide needle portion 20 extends into the needle seat 19, the needle seat 19 passes through the through hole of the upper shell 11 and the needle hole 21 of the lower shell 12, the guide needle portion 20 passes through the needle hole 21 of the lower shell 12, the guide needle portion 20 is provided with a guide groove, the side of the guide needle portion 20 is provided with a lateral opening, the other end of the guide needle portion 20 is provided with an implantation opening, the lateral opening and the implantation opening are both connected to the guide groove, and a pressing portion 22 is provided at the needle hole 21 of the lower shell 12, the pressing portion 22 is used to contact the implant structure 1, and the pressing portion 22 can squeeze the implant structure 1 from the lateral opening into the guide groove of the guide needle portion 20, the first protrusion 4 of the first fixed structure and the second protrusion 8 of the second fixed structure are both located between the needle seat 19 and the hole wall of the needle hole 21 of the lower shell 12. In this embodiment, the implant structure 1 is squeezed by the squeezing portion 22 at the needle hole 21 of the lower shell 12, so that the implant structure 1 can be located in the guide groove of the guide needle structure 59, ensuring that the implant structure 1 can be effectively wrapped by the guide needle structure 59, and the first protrusion 4 and the second protrusion 8 are both located between the needle seat 19 and the hole wall of the needle hole 21 of the lower shell 12, further ensuring the stable installation of the sensor 57.

[0088] In some embodiments, the guide needle portion 20 is made of a hard material, and the implant structure 1 is an electrode, and a coating of glucose oxidase or dehydrogenase or the like is provided on its surface.

[0089] In some embodiments, an exhaust groove 27 is provided on the side of the lower shell 12 away from the upper shell 11, and a limiting groove 60 matching the limiting opening is also provided on the side of the lower shell 12 away from the upper shell 11. The exhaust groove 27 is not provided on the side of the lower shell 12 away from the upper shell 11, and the position of the limiting groove 60 is used to set the patch 23. The patch 23 is used to fix the transmitter 56 on the human body. By setting the exhaust groove 27 on the lower shell 12, when the patch 23 is attached to the human skin, the air is exhausted through the exhaust groove 27, thereby improving the comfort of the human body.

[0090] In some embodiments, a power supply 24 is further included. The power supply 24 is located in the transmitter housing and is electrically connected to the circuit board 31 .

[0091] In some embodiments, a protective sleeve 25 is further included. The protective sleeve 25 is a sterilization sleeve. The other end of the needle seat 19 of the guide needle structure 59 is provided with a clamping portion 28. The open end of the protective sleeve 25 is provided with a clamping groove 29. The clamping portion 28 can be inserted into the clamping groove 29. Then the protective sleeve 25 is rotated to make the clamping portion 28 slide along the slide groove 30 on the inner side of the protective sleeve 25 to achieve the connection between the protective sleeve 25 and the needle seat 19. A sealing ring 32 is provided at the open end of the protective sleeve 25. When the protective sleeve 25 is connected to the needle seat 19, the sealing gasket can ensure the sealed connection between the protective sleeve 25 and the lower shell 12. The protective sleeve 25 is used to protect one end of the guide needle structure 59 for implantation into the human body and one end of the implant structure 1 for implantation into the human body.

[0092] The installation process of the transmitter 56 of this embodiment is as follows: Step 1, put the first fixing part 5 of the sensor 57 into the first installation opening 17, put the second fixing part 9 into the second installation opening 18, put the circuit board connection part 10 into the positioning groove 14, and apply glue in the installation groove 13; Step 2, then cover the fixing bracket 16, so that the sensor 57 and the fixing bracket 16 are fixedly connected to the installation bracket 15 respectively; Step 3, then install the guide needle structure 59, so that the extrusion part 22 of the lower shell 12 squeezes the implant structure 1, and the first protrusion 4 and the second protrusion 8 are both located between the needle seat 19 and the lower shell 12; Step 4, connect the protective cover 25 to the lower shell 12; Step 5, connect the circuit board 31 welded with the 3PIN socket 26 to the circuit board connection part 10, and install the power supply 24 on the lower shell 12; Step 6, apply glue in the outer ring groove of the lower shell 12, and cover the upper shell 11 with the lower shell 12 to achieve fixed connection; Step 7, install the patch 23 on the side of the lower shell 12 away from the upper shell 11. The transmitter 56 of this embodiment can achieve the waterproof level of IPX8.

[0093] The transmitter 56 of this embodiment can ensure the stable installation of the sensor 57 and reduce the risk of pulling out the sensor 57 when withdrawing the needle. Due to the stable installation of the sensor 57, the circuit board 31 only needs the 3PIN socket 26 to connect with the sensor 57. Among the three spring pins 61 of the 3PIN socket 26, one spring pin 61 is located on one side of the sensor 57 and on the symmetry line of the other two spring pins 61, and the other two spring pins 61 are located on the other side of the sensor 57. The three spring pins 61 are arranged in an isosceles triangle, such as Fig.43As shown, the sensor 62 of the prior art is not installed stably, so a 4PIN socket is needed to balance the force. Among the four spring pins 61 of the 4PIN socket, two spring pins 61 are located on one side of the sensor of the prior art, and the other two spring pins 61 are located on the other side of the sensor 62 of the prior art. Compared with the prior art, this embodiment reduces the cost; and the extrusion portion 22 of the lower shell 12 can ensure that the implant structure 1 is effectively wrapped by the guide needle structure 59; the fool-proof design of the transmitter shell can facilitate the rapid installation of the transmitter 56.

[0094] like Figures 4 to 10 As shown, the installation process of the dynamic blood glucose meter 100 of this embodiment is as follows: put the return needle drive element 35 into the return needle cap 34, and then press it into the implanter launch bracket, then put the launch drive element 38 on the implanter launch bracket, and then connect the implant launch bracket 36 and the implant fixed bracket 37, and then install the implant assembly and the return needle assembly 58 as a whole into the shell 33, the implant fixed bracket 37 is fixedly connected to the shell 33, and then install the launch button assembly at the top of the shell 33, assemble the transmitter limit bracket 54 at the bottom of the shell 33, and then install the transmitter 56, and finally install the protective cap 55 of the shell 11.

[0095] The present invention uses specific examples to illustrate the principles and implementation methods of the present invention. The above examples are only used to help understand the method and core ideas of the present invention. At the same time, for those skilled in the art, according to the ideas of the present invention, there will be changes in the specific implementation methods and application scope. In summary, the content of this specification should not be understood as limiting the present invention.

Claims

1. An implanter, characterized in that: include: A shell and a return needle assembly, an implant assembly and a firing button assembly located in the shell; the return needle assembly includes a return needle cap, a return needle driving element and an implant firing bracket, the return needle driving element is located between the return needle cap and the implant firing bracket, the return needle cap is used to connect with the transmitter, and the implant firing bracket is provided with a through hole for the transmitter to pass through; the implant assembly includes an implant fixing bracket and a firing driving element, the implant fixing bracket is fixed to the shell, the return needle cap and the implant fixing bracket are respectively clamped with the implant firing bracket, and the firing driving element is located between the implant fixing bracket and the implant firing bracket; the firing button assembly is in contact with the implant fixing bracket; The launch button assembly is pressed along the implantation direction, and the implant launch bracket is disengaged from the implantation fixing bracket. The launch driving element drives the return needle assembly to move along the implantation direction, so that the sensor of the transmitter can be implanted in the human body. At the same time, the return needle driving element can drive the return needle cap to drive the guide needle structure of the transmitter to move in the direction opposite to the implantation direction to realize return needle. When resetting, the implant launch bracket is pressed in the direction opposite to the implantation direction and the launch button assembly is pressed in the implantation direction, so that the return needle cap and the implant launch bracket are reset.

2. The implanter according to claim 1, characterized in that: The return needle cap is provided with a limiting portion for limiting the needle seat of the transmitter, the return needle cap is provided with a connecting buckle, the implant launch bracket is provided with an implant launch slot adapted to the connecting buckle, the connecting buckle can be engaged with the implant launch slot, the implant launch bracket is provided with an implant launch hole, the inner wall of the implant fixing bracket is provided with an implant fixing buckle adapted to the implant launch hole, and the implant fixing buckle can be engaged with the implant launch hole.

3. The implanter according to claim 2, characterized in that: The return pin cap is also provided with a return pin buckle, the position of the return pin buckle corresponds to the connecting buckle, the implant fixing bracket is provided with a return pin opening for the return pin buckle to pass through, when the transmitter is implanted in the human body, the return pin buckle is located in the return pin opening, the return pin buckle shrinks and deforms inward, the connecting buckle is separated from the implanted transmitting slot, and the return pin driving element drives the return pin cap to drive the guide needle structure of the transmitter to move in the opposite direction of the implantation.

4. The implanter according to claim 1, characterized in that: The implanted launching bracket is provided with a limiting buckle structure, and the limiting buckle structure is provided with a limiting buckle. There is a gap between the limiting buckle and the implanted launching bracket, and the limiting buckle is used to limit the transmitter.

5. The implanter according to claim 2, characterized in that: The firing button assembly includes a button driving element and a firing button. The firing button is clamped with the shell. The button driving element is located between the firing button and the shell. The firing button is in contact with the implant fixing bracket.

6. The implanter according to claim 5, characterized in that: The launch button is provided with a launch trigger buckle, and the implant fixing bracket is provided with an implant trigger buckle adapted to the launch trigger buckle, and when the launch button is triggered, the launch trigger buckle moves so that the launch trigger buckle can open the implant trigger buckle, thereby separating the implant fixing buckle of the implant fixing bracket from the implant launch card hole of the implant launch bracket, so that the launch drive element moves, pushing the return needle assembly to move.

7. The implanter according to claim 1, characterized in that: It also includes a transmitter limiting bracket, the transmitter limiting bracket is located in the shell, and the transmitter limiting bracket is clamped with the implanted transmitter bracket; The housing further comprises a protective cap, which is detachably connected to the housing. The protective cap is provided with a placement groove for placing a protective cover of the sensor, and the protective cap is detachably connected to the protective cover.

8. A continuous blood glucose meter, characterized in that: It comprises a transmitter and an implanter as claimed in claims 1-7, wherein the transmitter is located in the housing and connected to the back needle assembly.

9. The continuous blood glucose meter according to claim 8, characterized in that: The transmitter includes a transmitter housing, a guide needle structure and a sensor; the sensor includes a first fixed structure, a second fixed structure and an implanted structure, the first fixed structure and the second fixed structure are both connected to the implanted structure, the first fixed structure and the second fixed structure are respectively located on both sides of the implanted structure, the first fixed structure and the second fixed structure are both fixed to the transmitter housing, the second fixed structure is also used to connect to a circuit board, and the implanted structure is used to be implanted in a human body; the guide needle structure is respectively connected to the return needle assembly and the transmitter housing, the implanted structure is located in the guide needle structure, and one end of the guide needle structure and one end of the implanted structure both protrude from the transmitter housing.

10. The continuous blood glucose meter according to claim 9, characterized in that: The transmitter housing has a fool-proof shape, and is provided with a pinhole. The guide needle structure includes a needle seat and a guide needle portion, the needle seat is connected to one end of the guide needle portion and one end of the guide needle portion extends into the needle seat, the guide needle portion passes through the pinhole, the guide needle portion is provided with a guide groove, a lateral opening is provided on the side of the guide needle portion, an implantation opening is provided on the other end of the guide needle portion, the lateral opening and the implantation opening are both connected to the guide groove, a pressing portion is provided at the pinhole, the pressing portion is used to contact the implant structure, and the pressing portion can press the implant structure from the lateral opening into the guide groove of the guide needle portion.

Images