CN211066543U - Implanting tool push pin structure and implanting tool for implanted sensor - Google Patents

Abstract

The utility model discloses implant instrument push pin structure compares with prior art, includes: a support body; the ejection base is arranged in the support main body; the ejection base has a contact state connected with the support body and a separation state separated from the support body; the ejection spring is arranged between the support main body and the ejection base and used for pushing the ejection base downwards; the ejection main body is arranged on the ejection base; a sensing implantation needle mounted on the ejection body. Compared with the prior art, the implantation tool push pin structure can avoid pain caused by too large or too small force applied by human factors, and obviously reduces discomfort of a user in the implantation process of a sensing implantation pin. The present application further provides an implantation tool for an implantable sensor, having the above-mentioned beneficial effects as well.

Description

Implanting tool push pin structure and implanting tool for implanted sensor

Technical Field

The application relates to the technical field of medical instruments, in particular to an implantation tool push pin structure and an implantation tool for an implantable sensor.

Background

With the improvement of living standard of people, people pay more attention to the health condition, and pay attention to health preservation and detection of various parameters of the body. For example, it is necessary to periodically measure the glycemic index and to pay attention to the amount of sugar in blood. We generally focus on the physical condition from the side by regular glycemic index monitoring, monitoring the physical health index, etc.

At present, current blood sugar test mode mainly has two kinds, one kind is for pricking finger collection fingertip blood, uses the blood sugar examination strip and the blood glucose meter cooperation of test usefulness, can gather discrete blood sugar value, and another kind is dynamic blood sugar monitoring system CGM, through implanting blood glucose sensor in the skin, enzyme on the sensor and subcutaneous tissue liquid reaction detection blood sugar value to cooperate the transmitter with blood sugar value transmission to the terminal, can gather continuous blood sugar value. For the CGM, an implantation tool for implanting a sensor for blood glucose testing is one of the indispensable devices, and the implantation tool in the prior art often has discomfort to a user due to too much or too little force applied by human factors during use.

Therefore, it is an urgent technical problem for those skilled in the art to provide a push pin structure of an implant tool, which can avoid pain caused by too much or too little force due to human factors and reduce discomfort of a user.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the application provides an implantation tool push pin structure, which can avoid the pain caused by too large or too small force due to human factors and reduce the discomfort of a user. The application also relates to an implantation tool for the implantable sensor, which also has the beneficial effects.

The technical scheme provided by the application is as follows:

the application provides an implant instrument push pin structure includes: a support body; the ejection base is arranged in the support main body; the ejection base has a contact state connected with the support body and a separation state separated from the support body; the ejection spring is arranged between the support main body and the ejection base and used for pushing the ejection base downwards; the ejection body is arranged on the ejection base and can be used for installing the sensing implantation needle.

Further, in a preferred mode of the present invention, an elastic hook arm is provided inside the support main body; the ejection base is provided with a positioning structure matched with the elastic hook arm; the positioning structure has a positioning state arranged on the elastic hook arm and a separation state separated from the elastic hook arm.

Further, in a preferred embodiment of the present invention, the support body is further provided with a triggering portion, and the triggering portion is used for triggering the elastic hook arm to move outward so that the positioning structure is in a disengaged state.

Further, in a preferred mode of the present invention, the elastic hook arm includes: a hook arm body; the trigger lug is arranged on the hook arm main body and matched with the trigger part; the limiting hook body is arranged on the hook arm main body and positioned at the lower part of the trigger bump, and the limiting hook body is used for limiting and positioning the structure.

Further, in a preferred aspect of the present invention, the ejection body includes: the needle withdrawing spring is arranged on the ejection base; the needle head seat is arranged at the top of the needle withdrawing spring; a needle body fixing seat connected with the needle head seat and used for fixing the sensing implantation needle; the ejection base is provided with a second constraint arm, and the second constraint arm has a contraction state constrained in the support main body and a separation state separated from the support main body; the second constraint arm is provided with a limit bump for pressing down the needle head seat, and the limit bump compresses the limit needle head seat when the second constraint arm is in a contraction state.

Further, in a preferred embodiment of the present invention, a supporting contact is provided on one side of the upper end of the second restraint arm near the inner wall of the supporting body.

Further, in a preferred embodiment of the present invention, the needle seat upper end is provided with a first inclined plane end all around, and the lower end of the limiting projection is provided with a second inclined plane end matched with the first inclined plane end.

Further, in a preferred aspect of the present invention, the trigger unit includes: the launching key is arranged on the upper part of the supporting main body and is used for pressing the elastic hook arm downwards and pushing the elastic hook arm to move outwards; a key compression spring located between the support body and the launch key; the middle part of the launching key is provided with a key positioning hook which is abutted against the inner wall of the upper end of the supporting main body.

Further, in a preferred mode of the present invention, the launch button is further provided with an anti-trigger cover.

The utility model also provides an implantation instrument for the implanted sensor, include as above implantation instrument push pin structure.

The utility model provides a pair of implantation instrument push pin structure, compared with the prior art, include: the ejection base is provided with a contact state connected with the support body and a separation state separated from the support body; the ejection spring is arranged between the support main body and the ejection base and used for pushing the ejection base downwards, the ejection main body is arranged on the ejection base, and the sensing implantation needle can be installed on the ejection main body. In the implantation tool push pin structure related to the application, the implantation pin is pushed and shot by sensing the elastic force of the spring, the operation is stable, the pushing and shooting force is constant, the use discomfort brought to a user due to too large or too small force caused by human factors is avoided, meanwhile, the stop of the implantation pin entering the skin of the human body due to pain caused by sensing of the human factors is avoided, compared with the prior art, the pain caused by too large or too small force caused by the human factors can be avoided, and the discomfort of the user in the implantation process of the implantation pin is obviously relieved.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic view of a push pin structure of an implantation tool according to an embodiment of the present invention;

fig. 2 is a general schematic view of an implantation tool for an implantable sensor according to an embodiment of the present invention;

fig. 3 is a schematic view of a needle withdrawing structure of an implantation tool for an implantable sensor according to an embodiment of the present invention;

fig. 4 is a schematic view of a trigger according to an embodiment of the present invention;

fig. 5 is a schematic diagram of a signal transmitter according to an embodiment of the present invention;

fig. 6 is a schematic view of an implantation tool for an implantable sensor according to an embodiment of the present invention in a needle feeding state;

fig. 7 is a schematic view of an implantation tool for an implantable sensor according to an embodiment of the present invention in a needle withdrawing state;

fig. 8 is a schematic diagram of a portion of an implantation tool for an implantable sensor according to an embodiment of the present invention;

fig. 9 is an exploded view of an implantation tool for an implantable sensor according to an embodiment of the present invention;

FIG. 10 is a schematic view of a sterilization case according to an embodiment of the present invention;

fig. 11 is a schematic overall perspective view of an implantation tool for an implantable sensor according to an embodiment of the present invention.

Detailed Description

In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or be indirectly disposed on the other element; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, refer to an orientation or positional relationship illustrated in the drawings for convenience in describing the present application and to simplify description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, the meaning of a plurality of or a plurality of is two or more unless specifically limited otherwise.

It should be understood that the structures, ratios, sizes, and the like shown in the drawings are only used for matching the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the practical limit conditions of the present application, so that the modifications of the structures, the changes of the ratio relationships, or the adjustment of the sizes, do not have the technical essence, and the modifications, the changes of the ratio relationships, or the adjustment of the sizes, are all within the scope of the technical contents disclosed in the present application without affecting the efficacy and the achievable purpose of the present application.

As shown in fig. 1 to 11, an implantation tool push pin structure provided in an embodiment of the present application includes: a support body 1; the ejection base 2 is arranged in the support main body 1; the ejection base 2 has a contact state connected with the support body 1 and a separation state separated from the support body 1; the ejection spring 3 is arranged between the support body 1 and the ejection base 2, and the ejection spring 3 is used for pushing the ejection base 2 downwards; and the ejection body is arranged on the ejection base 2 and can be used for installing an ejection body 5 of the sensing implantation needle.

An embodiment of the utility model provides an implantation instrument push pin structure, compared with the prior art, include: the ejection device comprises a support body 1, wherein an ejection base 2 is arranged in the support body 1, and the ejection base 2 has a contact state connected with the support body 1 and a separation state separated from the support body 1; an ejection spring 3 is arranged between the supporting body 1 and the ejection base 2, the ejection spring 3 is used for pushing the ejection base 2 downwards, an ejection body 5 is arranged on the ejection base 2, and a sensing implantation needle 6 can be installed on the ejection body 5. In the implantation tool push pin structure related to the application, the implantation pin 6 is pushed and shot by sensing the elastic force of the spring, the operation is stable, the pushing and shooting force is constant, the use discomfort brought to a user due to too large or too small force caused by human factors is avoided, meanwhile, the stop of the sensing implantation pin 6 entering the skin of the human body due to pain caused by the human factors is avoided, compared with the prior art, the pain caused by too large or too small force caused by the human factors can be avoided, and the discomfort of the user in the implantation process of the sensing implantation pin 6 is obviously reduced.

Specifically, in the embodiment of the present invention, the supporting body 1 is provided with an elastic hook arm 101 inside; the ejection base 2 is provided with a positioning structure 201 matched with the elastic hook arm 101; the positioning structure 201 has a positioning state placed on the elastic hook arm 101 and a disengaged state disengaged from the elastic hook arm 101.

More specifically, in the embodiment of the present invention, the support main body 1 includes: supporting the upper cover; and the lower supporting cover is matched with the upper supporting cover.

Specifically, in the embodiment of the present invention, the supporting body 1 is further provided with a triggering portion 4, and the triggering portion 4 is used for triggering the elastic hook arm 101 to move outward so that the positioning structure is in the disengaged state.

More specifically, the trigger section 4 includes: a launch button 401 provided on the upper portion of the support body 1 for pressing the elastic hook arm 101 downward and pushing the elastic hook arm 101 to move outward; a key compression spring 402 between the support body 1 and the launch key 401; the middle part of the launching key 401 is provided with a key positioning hook 403, and the key positioning hook 403 is abutted against the inner wall of the upper end of the supporting main body 1.

Specifically, in the embodiment of the present invention, the elastic hook arm 101 includes: a hook arm main body 102; a trigger protrusion 103 disposed on the hook arm main body 102 and engaged with the trigger part 4; the limiting hook body 104 is arranged on the hook arm main body 102 and positioned at the lower part of the trigger bump 103, and the limiting hook body 104 is used for limiting the positioning structure 201.

Specifically, in the embodiment of the present invention, the ejection body 5 includes: a needle withdrawing spring 901 arranged on the ejection base 2; a needle seat 902 arranged on the top of the needle withdrawing spring 901; a needle body fixing seat 903 connected with the needle head seat 902 and used for fixing the sensing implantation needle 6; a second restraint arm 905 is arranged on the ejection base 2, and the second restraint arm 905 has a contraction state restrained in the support body 1 and a separation state separated from the support body 1; the second constraint arm 905 is provided with a limit bump 906 for pressing the needle head seat 902 downwards, and the limit bump 906 presses the limit needle head seat 902 when the second constraint arm 905 is in a contraction state.

Specifically, in the embodiment of the present invention, a supporting contact 907 is disposed on one side of the upper end of the second constraining arm, which is close to the inner wall of the supporting body 1.

Specifically, in the embodiment of the present invention, the upper end of needle seat 902 is provided with a first inclined plane end, and the lower end of the limiting projection is provided with a second inclined plane end cooperating with the first inclined plane end.

Specifically, in the embodiment of the present invention, the launch button is further provided with an anti-trigger cover 7.

In addition, the embodiment of the utility model provides a still provide an implantation instrument for implanted sensor, include as above implantation instrument push pin structure, have above-mentioned beneficial effect equally.

More specifically, the implantation tool for the implantable sensor to which the push pin structure of the implantation tool according to the present embodiment is applied is specifically as follows:

an implantation tool for an implantable sensor comprising: the ejection device comprises a support body 1, wherein an ejection base 2 is arranged in the support body 1, and the ejection base 2 has a positioning state of contacting with the support body 1 and a separation state of separating from the support body 1; an ejection spring 3 is arranged between the supporting body 1 and the ejection base 2, the ejection spring 3 is used for pushing the ejection base 2 downwards, an ejection body 5 is arranged on the ejection base 2, and a sensing implantation needle 6 is arranged on the ejection body 5 and used for carrying a sensor 10 and sending the sensor 10 into the skin of a human body; furthermore, a triggering part 4 is involved for triggering the support body 1 to disengage the ejection base 2 from the support body 1; and a signal transmitter 8 for transmitting data sensed by the sensor 10 to the terminal. In the implantation tool for the implanted sensor, when the trigger part 4 is pressed downwards, the ejection base 2 is triggered to be separated from the support main body 1, the ejection base 2 slides downwards under the action of the spring and drives the ejection main body 5 to slide downwards, so that the sensing implantation needle 6 is driven to slide downwards to pierce the skin of a human body, the ejection is carried out by adopting the elastic force of the ejection spring 3, the operation is stable, the ejection force is constant, the pain and discomfort caused by overlarge or undersize force caused by human factors are avoided, and the trigger part 4 is triggered by one key and cannot be stopped due to the fact that the human factors are afraid of pain in the implantation process. Compared with the prior art, the sensor implantation needle can avoid pain and discomfort caused by too much or too little force due to human factors, and remarkably reduces discomfort of a user in the implantation process of the sensor implantation needle 6.

Wherein, implanted instrument is used to implanted sensor still includes: a needle withdrawing structure 9 for receiving the skin penetrating sensing implant needle 6 in the support body 1.

Wherein, withdraw of needle structure 9 includes: a needle withdrawing spring 901 arranged on the ejection base 2; a needle seat 902 arranged on the top of the needle withdrawing spring 901; a needle body fixing seat 903 connected with the needle head seat 902 and used for fixing the sensing implantation needle 6; a first constraint arm 904 provided inside the support body 1; a second restraint arm 905 arranged on the ejection base 2, wherein the second restraint arm 905 has a contracted state restrained inside the first restraint arm 904 and a disengaged state disengaged from the restraint of the first restraint arm 904; the second constraint arm 905 is provided with a limit bump 906 for pressing down the needle head seat 902, and the second constraint arm 905 is in a contraction state, and the limit bump 906 presses down the limit needle head seat 902.

Wherein, a supporting contact 907 is arranged at one side of the upper end of the second constraint arm 905 close to the first constraint arm 904.

Wherein, the upper part of needle seat 902 is provided with a matching contact surface 908 which is matched with the limit bump 906.

Wherein, the periphery of the upper end of the needle seat 902 is provided with a first inclined plane end, and the lower end of the limit bump 906 is provided with a second inclined plane end matched with the first inclined plane end.

Wherein, an elastic hook arm 101 is arranged inside the supporting body 1; the ejection base 2 is provided with a positioning structure 201 matched with the elastic hook arm 101; the positioning structure 201 has a positioning state placed on the elastic hook arm 101 and a disengaged state disengaged from the elastic hook arm 101.

Wherein the elastic hook arm 101 comprises: a hook arm main body 102; a trigger protrusion 103 disposed on the hook arm main body 102 and engaged with the trigger part 4; the limiting hook body 104 is arranged on the hook arm main body 102 and positioned at the lower part of the trigger bump 103, and the limiting hook body 104 is used for limiting the positioning structure 201.

The supporting body 1 is further provided with a triggering portion 4, and the triggering portion 4 is used for triggering the elastic hook arm 101 to move outwards so that the positioning structure 201 is in a disengaged state.

More specifically, the trigger unit 4 includes: a launch button 401 provided on the upper portion of the support body 1 for pressing the elastic hook arm 101 downward and pushing the elastic hook arm 101 to move outward; a key compression spring 402 between the support body 1 and the launch key 401; the middle part of the launching key 401 is provided with a key positioning hook 403, and the key positioning hook 403 is abutted against the inner wall of the upper end of the supporting main body 1.

Furthermore, an anti-trigger cover 7 is arranged on the emission key 401.

The triggering part of the emission key 401 is enveloped with the triggering part of the supporting upper cover in the supporting main body 1, the four bone positions of the emission key 401 are sleeved with the supporting upper cover, the two components are mutually constrained and mutually limited to ensure the stable triggering direction, the stable tripping in four directions can be ensured only by pressing the emission key 401 during triggering, and the problem of easy dislocation in the triggering process is solved.

It should be noted that, in the implantation tool for the implantable sensor according to the present embodiment, the trigger portion is located on the support main body 1, and when in use, the trigger portion 4 is pressed to trigger the support main body 1, so as to push the elastic hook arm 101 on the support main body 1 to expand outward, so that the ejection base 2 loses the upward supporting force provided by the elastic hook arm 101, the ejection base 2 is disengaged from the position constraint of the hook arm, and is pushed downward under the action of the ejection spring 3 in a compressed state, the ejection main body 5 moves downward along with the ejection base 2, and the sensing implantation needle 6 on the ejection main body 5 pierces the skin of the human body.

Then, pierce human skin at sensing implantation needle 6, the sensor 10 that carries on the sensing implantation needle 6 persists in the human body, and sensing implantation needle 6 is retrieved in supporting main part 1 under the effect of withdrawing needle structure 9, and concrete process is:

the upper supporting cover is provided with a first constraint arm 904, the ejection base 2 is provided with a second constraint arm 905, the first constraint arm 904 can constrain the second constraint arm 905 on the ejection base 2 to prevent the second constraint arm 905 from expanding outwards, and as shown in fig. 6 and 7, the second constraint arm 905 does not bear the enveloping force of the first constraint arm 904 after moving downwards for a certain distance. Because the second constraint arm 905 is provided with the limit bump 906 for constraining the needle seat 902 to move upwards, when the second constraint arm 905 is under the enveloping force of the first constraint arm 904, the limit bump 906 limits the needle seat 902 to move upwards, and at this time, the needle withdrawing spring 901 is in a compressed state; however, as the ejection base 2 is separated from the elastic hook arm 101, the ejection spring 3 pushes the ejection base 2 downwards, after the implanted needle carrying sensor 10 penetrates the skin of the human body, the second constraint arm 905 moves downwards along with the ejection base 2 and is no longer subjected to the enveloping force of the first constraint arm 904, the needle withdrawing spring 901 which is in the compressed state provides an upward acting force for the needle base 902, the second constraint arm 905 which loses the constraint force provided by the first constraint arm 904 is moved outwards after being subjected to the upward acting force of the needle base 902, and the implanted needle is withdrawn into the support body 1 under the acting force of the needle withdrawing spring 901 to complete the needle withdrawing action.

It should be noted that the blood glucose emitting device according to the embodiment of the present application mainly includes an implantation tool portion and a signal emitter 8, and in order to prevent secondary infection, the implantation tool cannot be reused after implantation is completed, that is, the implantation tool is a disposable product. When the sensor 10 is implanted, the signal emitter 8 is attached to the skin, and the bottom of the signal emitter 8 is provided with a sticker 808.

After withdrawing the needle, the implanted needle is completely recovered into the support body 1 and is not exposed outside the device, so that accidental injury of the user by the needle body can be avoided; in addition, second restraint arm 905 can't return to the first restraint arm 904 inboard after withdrawing the needle again, presses trigger part 4 and can't pierce sensing implantation needle 6 the human skin twice this moment, so implanted sensor with implantation instrument that this embodiment relates to can't carry out the secondary usage, so has the advantage of preventing sensing implantation needle 6 reutilization, helps improving the standardization of medical equipment use, and is more sanitary.

Wherein, the support body 1 includes: supporting the upper cover 105; a support lower cover 106 fitted with the support upper cover 105; the support lower cover 106 includes: a mounting butt joint part which is used for matching and connecting with the supporting upper cover and is covered on the outer side of the ejection main body 5; a position restraining part connected with the lower end of the butt joint part and used for restraining the position of the signal emitter 8; and the base ejection part is connected with the lower end of the position restriction part and can be attached to the surface of the skin.

Wherein, the signal transmitter 8 includes: a blood glucose data transmission unit connectable to the blood glucose test sensor 10; a blood sugar data transmitting part for transmitting the blood sugar data to the terminal; the blood sugar data transmission part is detachably connected with the blood sugar data emission part, and the blood sugar data emission part is assembled in the support main body 1.

In this embodiment, the implantation tool for the implantable sensor is a split structure, and it should be noted that the sterilization environment of the implantation tool for the implantable sensor is in an aseptic workshop, and the sterilization mode mainly adopts laser ray sterilization, and the product is sealed after sterilization, and the sealing sticker of the product is opened when the user uses the tool. Because the electronic component part can appear damaging the components and parts after disinfecting, so do the disconnect-type design with electronic components, what the separation adopted is that implant instrument and transmitter separation assemble subassembly such as the waterproof silica gel visor of sensor sensing implantation needle 6 in implanting the instrument and carry out whole disinfection processing, so the design can realize comprehensive disinfection, can not produce any influence to the electron component ware again, ensures that the product uses safelyr and relieved.

As shown in fig. 10, the implantation tool for an implanted sensor according to the present embodiment may further include a sterilization storage case 11; the disinfection storage box 11 is provided with a transmitter storage part 110 for placing the signal transmitter 8; the sterilizing storage box 11 is provided with an implantation tool storage portion 111 for storing the implantation tool. More specifically, both sides of the implant tool storage part 111 are provided with finger placement positions 112 for picking up the implant tool. In addition, a seal sticker tearing position 113 is provided on the implantation tool storage portion 111. This kind of mode of putting can guide the user to use fast, and the user only needs to tear the seal membrane and just can pack the transmitter into the implantation instrument facing to the draw-in groove, and it is convenient, labour saving and time saving to install.

Wherein, the signal transmitter 8 includes: an emitter housing composed of an emitter upper cover 801 and an emitter lower cover 802; the mounting base is arranged in the emitter shell; a printed circuit board 803, a flexible circuit board 804, a button cell 805 and a conductive electrode 806 which are arranged on the mounting base; a silica gel protective cover 807 clamped with the emitter upper cover 801; waterproof glue materials are filled in the joint of the upper transmitter cover 801 and the lower transmitter cover 802; waterproof glue materials are filled between the flexible circuit board 804 and the emitter upper cover 801 and between the flexible circuit board and the emitter lower cover 802; waterproof silicone is filled between the silicone protective cover 807 and the conductive electrode 806.

The transmitter upper cover FPC board adopts waterproof glue to realize the sealing and waterproof functions by dropping the waterproof glue into the glue seams; the waterproofing of the FPC board and the lower cover of the emitter is realized by coating a layer of waterproof glue on the bottoms of the emitter and the FPC board to prevent the FPC board and the lower cover of the emitter from sealing and waterproofing. The emitter upper cover 801 and the emitter lower cover 802 are waterproof by means of penetrating waterproof glue into the connecting seams to meet the waterproof requirement.

The silica gel protective cover, the waterproof silica gel and the conductive electrode are an assembly part, the conductive electrode is arranged in the waterproof silica gel, the waterproof silica gel is arranged in the silica gel protective cover 807, the silica gel protective cover 807 is provided with a buckle which is connected with the emitter upper cover 801 in a clamping mode, a concave point is arranged at the joint part of the emitting edge to position the direction, and the silica gel is deformed by the pulling force of the buckle position to achieve the waterproof effect. Specifically, the number of buckles is 3, and the number of pits is 3.

When 3 buckling positions of the silica gel protective cover 807 are buckled into the upper cover 801 of the emitter, the waterproof silica gel is deformed by the pulling force of the buckling positions, and when the conductive electrodes are communicated with the circuit of the FPC board in the deformation process, the waterproof silica gel and the FPC board can achieve the waterproof effect due to the compression force.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. An implant tool push pin structure, comprising:

a support body;

the ejection base is arranged in the support main body;

the ejection base is provided with a contact state connected with the support body and a separation state separated from the support body;

the ejection spring is arranged between the support body and the ejection base and used for pushing the ejection base downwards;

the ejection body is arranged on the ejection base and can be used for installing the sensing implantation needle.

2. The implant tool push pin structure of claim 1, wherein the support body is internally provided with a resilient hook arm; the ejection base is provided with a positioning structure matched with the elastic hook arm; the positioning structure has a positioning state arranged on the elastic hook arm and a disengagement state disengaged from the elastic hook arm.

3. The implant tool push pin structure according to claim 2, wherein a trigger part is further provided on the support body, and the trigger part is used for triggering the elastic hook arm to move outwards so that the positioning structure is in a disengaged state.

4. The implant tool push pin structure of claim 3, wherein the resilient hook arm comprises: a hook arm body; the trigger lug is arranged on the hook arm main body and matched with the trigger part; locate on the hook arm main part, and be located trigger the spacing coupler body of lug lower part, spacing coupler body is used for spacing location structure.

5. The implant tool push pin structure of claim 4, wherein the ejection body comprises: the needle withdrawing spring is arranged on the ejection base; the needle head seat is arranged at the top of the needle withdrawing spring; the needle body fixing seat is connected with the needle head seat and used for fixing the sensing implantation needle; a first constraint arm is arranged in the support main body; a second constraint arm is arranged on the ejection base; the second restraint arm having a contracted state restrained inside the first restraint arm and a disengaged state disengaged from the restraint of the first restraint arm; the second constraint arm is provided with a limit bump for pressing down the needle head seat, and the limit bump compresses and limits the needle head seat when the second constraint arm is in a contraction state.

6. The implant tool push pin structure of claim 5, wherein a side of the upper end of the second restraint arm adjacent to the inner wall of the support body is provided with a support contact.

7. The implant tool push pin structure of claim 6, wherein the needle base has a first bevel end around the upper end thereof, and the stop protrusion has a second bevel end at the lower end thereof for engaging with the first bevel end.

8. The implant tool push pin structure of claim 3, wherein the trigger portion comprises: the launching key is arranged on the upper part of the supporting main body and is used for pressing the elastic hook arm downwards and pushing the elastic hook arm to move outwards; a key compression spring located between the support body and the launch key; the middle part of the launching key is provided with a key positioning hook which is abutted against the inner wall of the upper end of the supporting main body.

9. The implant tool push pin structure of claim 8, wherein an anti-trigger cover is further provided on the firing button.

10. An implantation tool for an implantable sensor, comprising: the implant tool pusher structure of any one of claims 1 to 9.

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