CN109938785B - Implantation tool of implantation sensor - Google Patents
Implantation tool of implantation sensor Download PDFInfo
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- CN109938785B CN109938785B CN201910364771.1A CN201910364771A CN109938785B CN 109938785 B CN109938785 B CN 109938785B CN 201910364771 A CN201910364771 A CN 201910364771A CN 109938785 B CN109938785 B CN 109938785B
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- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 17
- 239000008103 glucose Substances 0.000 description 17
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 14
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- 230000001954 sterilising effect Effects 0.000 description 9
- 230000008569 process Effects 0.000 description 8
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- 238000007789 sealing Methods 0.000 description 4
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- 230000005540 biological transmission Effects 0.000 description 2
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- 230000002641 glycemic effect Effects 0.000 description 2
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- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Measuring And Recording Apparatus For Diagnosis (AREA)
Abstract
The implantation tool of the implantable sensor disclosed herein, compared to the prior art, comprises: a support body; the ejection base is arranged in the support main body; the ejection base is provided with a positioning state in contact with the support main body and a disengaging state in which the ejection base is disengaged from the support main body; the ejection spring is arranged between the support main body and the ejection base and is used for pushing the ejection base downwards; the trigger part is arranged on the supporting main body and is used for pressing the supporting main body so as to separate the ejection base from the supporting main body; the ejection main body is arranged on the ejection base; the sensor implantation needle is arranged on the ejection main body and used for carrying the sensor into the skin of a human body. Compared with the prior art, the implantation tool of the implantable sensor can avoid the pain caused by overlarge or overlarge force caused by human factors and alleviate the discomfort of a user.
Description
Technical Field
The present application relates to the field of medical instrumentation, and more particularly, to a blood glucose measuring device.
Background
With the improvement of living standard of people, the health condition of the body is also more concerned, and attention is paid to health maintenance and detection of various parameters of the body. For example, it is necessary to periodically measure the glycemic index and pay attention to the blood sugar content. We generally monitor the effects of physical health index, etc. by regular glycemic index monitoring, attention to physical condition from the side.
At present, two existing blood glucose test modes mainly exist, one is to puncture a finger to collect fingertip blood, a blood glucose test strip for testing is matched with a blood glucose meter, discrete blood glucose values can be collected, the other is a dynamic blood glucose monitoring system CGM, a blood glucose sensor is implanted subcutaneously, enzyme on the sensor reacts with subcutaneous tissue fluid to detect the blood glucose values, and the blood glucose values are sent to a terminal by matching with a transmitter, so that continuous blood glucose values can be collected. For the dynamic blood glucose monitoring system CGM, an implantation tool for implanting a sensor for blood glucose testing is one of the indispensable devices, and in the prior art, the implantation tool often has uncomfortable feeling brought to a user due to too large or too small force of human factors in the use process.
Therefore, how to provide an implantation tool for an implanted sensor, which can avoid the pain caused by too large or too small force due to human factors, and reduce the discomfort of users, has become a technical problem to be solved by those skilled in the art.
Disclosure of Invention
In order to solve the technical problem, the application provides an implantation tool of an implantation sensor, which can avoid the pain caused by overlarge or overlarge force caused by human factors and lighten the uncomfortable feeling of a user.
The technical scheme provided by the application is as follows:
the application provides an implantation tool for an implantable sensor, comprising: a support body; the ejection base is arranged in the support main body; the ejection base is provided with a positioning state in contact with the support main body and a disengaging state in which the ejection base is disengaged from the support main body; the ejection spring is arranged between the support main body and the ejection base and is used for pushing the ejection base downwards; the trigger part is arranged on the supporting main body and used for triggering the supporting main body so as to enable the ejection base to be separated from the supporting main body; the ejection main body is arranged on the ejection base; the sensor implantation needle is arranged on the ejection main body and used for carrying the sensor into the skin of a human body.
Further, in a preferred mode of the present invention, the ejection base has a positioning state of being in contact with the support body and a release state of being released from the support body, specifically: an elastic hook arm is arranged in 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 placed on the elastic hook arm and a disengaging state disengaged from the elastic hook arm.
Further, in a preferred mode of the present invention, the elastic hook arm includes: a hook arm body; a trigger projection which 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 lug, and is used for limiting the positioning structure.
Further, in a preferred mode of the present invention, the triggering portion is configured to trigger the supporting body so that the ejection base is separated from the supporting body, specifically: the trigger part is used for triggering the elastic hook arm to move outwards so that the positioning structure is in a separation state.
Further, in a preferred mode of the present invention, the triggering portion includes: the transmitting button is arranged at the upper part of the supporting main body and used for pushing the elastic hook arm to move outwards; a key compression spring located between the support body and the firing key; a key positioning hook is arranged in the middle of the transmitting key and is abutted against the inner wall of the upper end of the supporting main body; and the emission key is also provided with an anti-triggering cover.
Further, in a preferred form of the invention, the implantation tool of the implantable sensor further comprises: and a needle withdrawing structure for withdrawing the sensing implant needle penetrating into the skin into the supporting body.
Further, in a preferred mode of the present invention, the needle retracting structure 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; the needle body fixing seat is connected with the needle head seat and used for fixing the sensing implantation needle; the first restraint arm is arranged in the support main body; the second constraint arm is arranged on the ejection base and is provided with a contracted state constrained on the inner side of the first constraint arm and a detached state detached from the constraint of the first constraint arm; the second constraint arm is provided with a limiting lug for downwards pressing the needle seat, and the limiting lug downwards presses and limits the needle seat when the second constraint arm is in a contracted state.
Further, in a preferred mode of the present invention, a support contact is provided at a side of the upper end of the second constraint arm, which is close to the first constraint arm.
Further, in a preferred mode of the present invention, a first inclined surface end is provided around the upper end of the needle holder, and a second inclined surface end matched with the first inclined surface end is provided at the lower end of the limit bump.
Further, in a preferred mode of the present invention, the support body includes: supporting an upper cover; a support lower cover matched with the support upper cover; the support lower cover includes: the mounting butt joint part is used for being matched and connected with the supporting upper cover and is covered on the outer side of the ejection main body; the position constraint part is connected with the lower end of the butting part and used for constraining the position of the signal transmitter; and the base ejection part is connected with the lower end of the position constraint part and can be attached to the skin surface.
Further, in a preferred mode of the present invention, the transmitting key is further provided with an anti-triggering cover.
Further, in a preferred mode of the present invention, the support body includes: supporting an upper cover; a support lower cover matched with the support upper cover; the support lower cover includes: the mounting butt joint part is used for being matched and connected with the supporting upper cover and covered on the outer side of the ejection main body; the position constraint part is connected with the lower end of the butting part and used for constraining the position of the signal transmitter; and the base ejection part is connected with the lower end of the position constraint part and can be attached to the skin surface.
Compared with the prior art, the implantation tool of the implantation sensor provided by the invention comprises: the supporting body is internally provided with an ejection base which is provided with a positioning state in contact with the supporting body and a disengaging state separated from the supporting body; the sensor is arranged in the human skin, and the sensor is arranged in the human skin; the trigger part is used for triggering the supporting main body to enable the ejection base to be separated from the supporting main body. In the implantation tool of the implantable sensor, when the trigger part is pressed downwards, the ejection base is triggered to be separated from the supporting main body, the ejection base slides downwards under the action force of the spring and drives the ejection main body to slide downwards, so that the sensing implantation needle is driven to slide downwards to penetrate into human skin, the force of the ejection spring is adopted to push and shoot, the operation is stable, the pushing force is constant, the pain and discomfort caused by overlarge or overlarge force caused by human factors do not exist, and the one-key triggering of the trigger part can not be terminated due to the fear of pain in the implantation process of the human factors. Compared with the prior art, the method can avoid pain and discomfort caused by too large or too small force due to human factors, and remarkably reduce the discomfort of a user in the implantation process of the sensing implantation needle.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of an implantation tool for an implantable sensor according to an embodiment of the present invention;
FIG. 2 is a schematic view of a needle retracting structure in an implantation tool of an implantable sensor according to an embodiment of the present invention;
FIG. 3 is a schematic view of a trigger portion in an implantation tool of an implantable sensor according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of a signal transmitter according to an embodiment of the present invention;
FIG. 5 is a schematic view of an implantation tool of an implantable sensor according to an embodiment of the present invention in a needle-fed state;
FIG. 6 is a schematic view of an implantation tool of an implantable sensor according to an embodiment of the present invention in a needle-withdrawn state;
FIG. 7 is a schematic diagram of the components of an implantation tool for an implantable sensor according to an embodiment of the present invention;
FIG. 8 is an exploded view of an implantation tool for an implantable sensor according to an embodiment of the present invention;
FIG. 9 is a schematic view of a sterilization case according to an embodiment of the present disclosure;
FIG. 10 is a schematic view of an implantation tool of an implantable sensor according to an embodiment of the present invention placed in a sterile storage case;
fig. 11 is a schematic perspective view of an implantation tool of an implantable sensor according to an embodiment of the present invention.
Detailed Description
In order to better understand the technical solutions in the present application, the following description will clearly and completely describe the technical solutions in the embodiments of the present application in conjunction with the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.
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 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 is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present application and simplify description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the present application.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of a plurality of "a number" is two or more, unless explicitly defined otherwise.
It should be understood that the structures, proportions, sizes, etc. shown in the drawings are for illustration purposes only and should not be construed as limiting the scope of the present disclosure, since any structural modifications, proportional changes, or dimensional adjustments made by those skilled in the art should not be made in the present disclosure without affecting the efficacy or achievement of the present disclosure.
As shown in fig. 1 to 11, an implantation tool for an implantable sensor according to an embodiment of the present application includes: a support body 1; an ejection base 2 arranged in the support main 1; the ejection base 2 has a positioning state of being in contact with the support body 1 and a disengaged state of being disengaged from the support body 1; the ejection spring 3 is arranged between the support main body 1 and the ejection base 2, and the ejection spring 3 is used for pushing the ejection base 2 downwards; a triggering part 4 mounted on the supporting body 1, the triggering part 4 being used for triggering the supporting body 1 so that the ejection base 2 is separated from the supporting body 1; the ejection main body 5 is arranged on the ejection base 2; is mounted on the ejection body 5 for carrying the sensor 10 to the sensing implant needle 6 in the skin of the human body.
The embodiment of the invention provides an implantation tool of an implantation sensor, which comprises: the device comprises a support main body 1, wherein an ejection base 2 is arranged in the support main body 1, and the ejection base 2 has a positioning state in contact with the support main body 1 and a disengaging state in separation from the support main body 1; an ejection spring 3 is arranged between the supporting main body 1 and the ejection base 2, the ejection spring 3 is used for pushing the ejection base 2 downwards, an ejection main body 5 is arranged on the ejection base 2, and a sensing implantation needle 6 is arranged on the ejection main body 5 and is used for carrying the sensor 10 and sending the sensor 10 into the skin of a human body; further, the triggering part 4 is used for triggering the supporting body 1 so as to separate the ejection base 2 from the supporting body 1; and a signal transmitter 8 for transmitting data sensed by the sensor 10 to the terminal. In the implantation tool of the implantable sensor, when the trigger part 4 is pressed downwards, the ejection base 2 is triggered to be separated from the supporting main body 1, the ejection base 2 slides downwards under the action force 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 penetrate into the skin of a human body, the elastic force of the ejection spring 3 is adopted to push and shoot, the operation is stable, the pushing force is constant, the pain and discomfort caused by overlarge or overlarge small force due to human factors do not exist, and the one-key triggering of the trigger part 4 can not be terminated due to the fear of pain in the implantation process of the human factors. Compared with the prior art, the method can avoid pain and discomfort caused by too large or too small force due to human factors, and remarkably lighten the discomfort of a user in the implantation process of the sensing implantation needle 6.
Specifically, in an embodiment of the present invention, the implantation tool of the implantable sensor further comprises: a needle withdrawing structure 9 for withdrawing the sensing needle 6 penetrating the skin into the supporting body 1.
More specifically, in the embodiment of the present invention, the needle retracting structure 9 includes: needle withdrawing springs 901 arranged on the ejection base 2; needle seat 902 provided on top of needle retracting spring 901; a needle body fixing base 903 connected with the needle head base 902 and used for fixing the sensing implantation needle 6; a first restraining arm 904 provided inside the support body 1; a second constraining arm 905 provided on the ejection base 2, the second constraining arm 905 having a contracted state constrained inside the first constraining arm 904 and a released state released from the constraint of the first constraining arm 904; the second restraining arm 905 is provided with a limit bump 906 for pushing down the needle holder 902, and the limit bump 906 pushes down the limit needle holder 902 when the second restraining arm 905 is in a contracted state.
More specifically, in the embodiment of the present invention, a support contact 907 is provided at a side of the upper end of the second restraining arm 905 near the first restraining arm 904.
More specifically, in an embodiment of the present invention, the upper portion of needle hub 902 is provided with mating contact surface 908 that mates with limit bump 906.
More specifically, in the embodiment of the present invention, a first bevel end is provided around the upper end of needle holder 902, and a second bevel end that mates with the first bevel end is provided at the lower end of limit bump 906.
Specifically, in the embodiment of the present invention, the support body 1 is internally provided with an elastic hook arm 101; 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 elastic hook arm 101 includes: a hook arm body 102; a trigger projection 103 provided on the hook arm body 102 and engaged with the trigger portion 4; the limiting hook 104 is arranged on the hook arm main body 102 and positioned at the lower part of the trigger lug 103, and the limiting hook 104 is used for limiting the positioning structure 201.
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 outwards so that the positioning structure 201 is in a disengaged state.
More specifically, in the embodiment of the present invention, the trigger section 4 includes: a launching button 401 provided at the upper portion of the support body 1 for pressing down the elastic hook arm 101 and pushing the elastic hook arm 101 to move outward; a key compression spring 402 located between the support body 1 and the emission key 401; the middle part of the transmitting 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.
More specifically, in the embodiment of the present invention, the trigger preventing cover 7 is further disposed on the transmitting key 401.
The triggering part of the transmitting key 401 envelopes the triggering part of the supporting upper cover in the supporting main body 1, four bone positions of the transmitting key 401 are sleeved with the supporting upper cover, the two components are mutually restrained and mutually limited to ensure stable triggering direction, the triggering can ensure stable tripping of four directions only by pressing the transmitting key 401, and the problem that dislocation easily occurs in the triggering process is solved.
It should be noted that, in the implantation tool of the implantable sensor according to this embodiment, the trigger portion is located on the supporting body 1, when in use, the trigger portion 4 is pressed to trigger the supporting body 1, so as to push the elastic hook arm 101 on the supporting body 1 to expand outwards, and thus the ejection base 2 loses the upward supporting force provided by the elastic hook arm 101, the ejection base 2 is separated from the position constraint of the hook arm, and is pushed downward under the acting force of the ejection spring 3 in a compressed state, the ejection body 5 moves downward following the ejection base 2, and the sensing implantation needle 6 on the ejection body 5 pierces the skin of a human body.
Then, the sensing implantation needle 6 is penetrated into the skin of the human body, the sensor 10 carried on the sensing implantation needle 6 is remained in the human body, and the sensing implantation needle 6 is recovered into the supporting main body 1 under the action of the needle withdrawing structure 9, and the specific process is as follows:
the first restraining arm 904 is arranged on the supporting upper cover, the second restraining arm 905 is arranged on the ejection base 2, the first restraining arm 904 can restrain the second restraining arm 905 on the ejection base 2 so as to prevent the second restraining arm 905 from expanding outwards, and as shown in fig. 5 and 6, the second restraining arm 905 is not subjected to the enveloping force of the first restraining arm 904 after being moved downwards for a certain distance. Because the second restraining arm 905 is provided with the limit bump 906 for restraining the needle holder 902 from moving upwards, when the second restraining arm 905 is under the action of the envelope force of the first restraining arm 904, the limit bump 906 limits the needle holder 902 to move upwards, and 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 down the ejection base 2, after the implanted needle carries the sensor 10 to penetrate into the skin of a human body, the second constraint arm 905 moves down along with the ejection base 2 and is not affected by the enveloping force of the first constraint arm 904, the needle withdrawing spring 901 in the original compressed state provides an upward acting force for the needle seat 902, the second constraint arm 905 losing the constraint force provided by the first constraint arm 904 moves laterally outwards after receiving the upward acting force of the needle seat 902, and the implanted needle is withdrawn into the support body 1 under the acting force of the needle withdrawing spring 901, so as to complete the needle withdrawing action.
It should be noted that, the blood glucose transmitting device according to the embodiments of the present application mainly relates to two parts, namely, an implantation tool part and a signal transmitter 8, so that the implantation tool can not be used after implantation in order to prevent secondary infection, i.e., the implantation tool is a disposable product. When the sensor 10 is implanted, the signal emitter 8 is attached to the skin, and a sticker 808 is arranged at the bottom of the signal emitter 8.
Because the implanted needle is completely recovered into the supporting main body 1 after the needle is withdrawn, the implanted needle is not exposed outside the device any more, and the accidental injury of the needle body to a user can be avoided; in addition, the second restraining arm 905 cannot return to the inner side of the first restraining arm 904 after the needle is withdrawn, and at this time, the triggering portion 4 is pressed, so that the sensing implantation needle 6 cannot be secondarily pierced into the skin of the human body, and the implantation tool of the implantation sensor according to the embodiment cannot be secondarily used, so that the implantation tool has the advantage of preventing the secondary use of the sensing implantation needle 6, is beneficial to improving the standardization of the use of medical equipment, and is more sanitary.
Specifically, in the embodiment of the present invention, the support body 1 includes: supporting the upper cover 105; a support lower cover 106 engaged with the support upper cover 105; the support lower cover 106 includes: the mounting butt joint part is used for being matched and connected with the supporting upper cover and covered on the outer side of the ejection main body 5; the position constraint part is connected with the lower end of the butt joint part and used for constraining the position of the signal emitter 8; and the base ejection part is connected with the lower end of the position constraint part and can be attached to the skin surface.
Specifically, in the embodiment of the present invention, the signal transmitter 8 includes: a blood glucose data transmission unit connectable to the blood glucose test sensor 10; a blood glucose data transmitting part for transmitting blood glucose 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 of the implantation sensor is of a split type structure, and it should be noted that the sterilization environment of the implantation tool of the implantation sensor is in a sterile workshop, the sterilization mode mainly adopts laser radiation sterilization, and the product is sealed after sterilization, and the sealing sticker of the product is opened when the user uses the implantation tool. Because the electronic components can be damaged after the sterilization treatment, the sensor implantation needle 6 is designed to be separated from the electronic components, and the components such as the waterproof silica gel protective cover of the sensor implantation needle 6 are assembled in the implantation tool to be integrally sterilized by separating the implantation tool from the emitter.
As shown in fig. 9 and 10, the implantation tool of the implantable sensor according to the present embodiment may be further attached with a sterilization case 11; the sterilizing storage box 11 is provided with a transmitter storage part 110 for placing the signal transmitter 8; the sterilization case 11 is provided with an implantation tool storage part 111 for storing the implantation tool. More specifically, both sides of the implantation tool storage 111 are provided with finger placement sites 112 that facilitate picking up the implantation tools. The implantation tool storage part 111 is further provided with a seal sticker tearing position 113. The placement mode can rapidly guide a user to use, and the user can put the emitter into the implantation tool only by tearing the sealing film to face the clamping groove, so that the implantation tool is convenient to install, and time and labor are saved.
Specifically, in the embodiment of the present invention, the signal transmitter 8 includes: a transmitter housing formed by a transmitter upper cover 801 and a transmitter lower cover 802; a mounting base disposed within the emitter housing; a printed circuit board 803, a flexible circuit board 804, a button cell 805, and a conductive electrode 806 provided on the mounting base; a silica gel protective cover 807 which is clamped with the emitter upper cover 801; the joint of the upper cover 801 and the lower cover 802 is filled with waterproof glue material; a waterproof glue material is filled between the flexible circuit board 804 and the transmitter upper cover 801 and the transmitter lower cover 802; a waterproof silica gel is filled between the silica gel protective cover 807 and the conductive electrode 806.
The upper cover FPC board of the transmitter adopts waterproof glue to be injected into the glue line to realize the sealing waterproof function; the waterproof function of the FPC board and the lower cover of the emitter is that a layer of waterproof glue is coated 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 waterproof. The waterproof of the upper cover 801 and the lower cover 802 of the transmitter meets the waterproof requirement by penetrating waterproof glue in the connecting seam.
The silica gel protective cover, the waterproof silica gel and the conductive electrode are a component part, the conductive electrode is filled into the waterproof silica gel, the waterproof silica gel is filled into 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, the emitter side joint part is provided with a concave point to position the direction, and the silica gel is deformed by the pulling force of the buckle so as to achieve the waterproof effect. Specifically, the number of the buckles is 3, and the number of the pits is 3.
When the 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 tensile force of the buckling positions, and when the conductive electrode is connected with 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 (7)
1. An implantation tool for an implantable sensor, comprising:
a support body;
the ejection base is arranged in the support main body;
the ejection base has a positioning state of contacting with the supporting main body and a disengaging state of disengaging from the supporting main body;
the ejection spring is arranged between the support main body and the ejection base and is used for pushing the ejection base downwards;
the trigger part is arranged on the supporting main body and used for triggering the supporting main body so as to separate the ejection base from the supporting main body;
the ejection main body is arranged on the ejection base;
the sensing implantation needle is arranged on the ejection main body and used for carrying the sensor into the skin of a human body;
an elastic hook arm is arranged in the support main body; the ejection base is provided with a positioning structure matched with the elastic hook arm; the positioning structure is provided with a positioning state arranged on the elastic hook arm and a disengaging state separated from the elastic hook arm;
the elastic hook arm includes: a hook arm body; a trigger projection which 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 lug, and is used for limiting the positioning structure;
the triggering part is used for triggering the elastic hook arm to move outwards so as to enable the positioning structure to be in a separation state;
the trigger section includes: the transmitting button is arranged at the upper part of the supporting main body and used for pushing the elastic hook arm to move outwards; a key compression spring located between the support body and the firing key; the middle part of the transmitting key is provided with a key positioning hook which is abutted against the inner wall of the upper end of the supporting main body.
2. The implantable sensor implantation tool according to claim 1, wherein said transmitting button is further provided with an anti-trigger cover.
3. The implantable sensor implantation tool of claim 1, wherein the implantable sensor implantation tool further comprises: and a needle withdrawing structure for withdrawing the sensing implant needle penetrating into the skin into the supporting body.
4. An implantation tool for an implantable sensor according to claim 3, wherein said needle retraction structure 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; the first restraint arm is arranged in the support main body; the second constraint arm is arranged on the ejection base and is provided with a contracted state constrained on the inner side of the first constraint arm and a detached state detached from the constraint of the first constraint arm; the second constraint arm is provided with a limiting lug for downwards pressing the needle seat, and the limiting lug downwards presses and limits the needle seat when the second constraint arm is in a contracted state.
5. The implantable sensor implantation tool according to claim 4, wherein a support contact is provided at a side of the upper end of the second constraint arm adjacent to the first constraint arm.
6. The implantable sensor implantation tool according to claim 5, wherein a first beveled end is provided around the upper end of the needle mount, and a second beveled end is provided at the lower end of the limit bump, which mates with the first beveled end.
7. The implantable sensor implantation tool according to any one of claims 1 to 6, wherein said support body comprises: supporting an upper cover; a support lower cover matched with the support upper cover; the support lower cover includes: the mounting butt joint part is used for being matched and connected with the supporting upper cover and is covered on the outer side of the ejection main body; the position constraint part is connected with the lower end of the butting part and used for constraining the position of the signal transmitter; and the base ejection part is connected with the lower end of the position constraint part and can be attached to the skin surface.
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| CN112294300A (en) * | 2019-08-02 | 2021-02-02 | 华广生技股份有限公司 | Biosensor implanting device and implanting method thereof |
| CN113499127B (en) * | 2021-06-28 | 2024-03-01 | 苏州百孝医疗科技有限公司 | Fixing structure of sensor base and method for removing sensor base |
| CN116172549A (en) * | 2021-11-26 | 2023-05-30 | 上海微创生命科技有限公司 | Medical device |
| CN116195996A (en) * | 2021-11-30 | 2023-06-02 | 上海微创生命科技有限公司 | Needle assembly, sensor base assembly and implantation system |
| CN114344508A (en) * | 2022-01-05 | 2022-04-15 | 灵宝市第二人民医院 | A implant subassembly degassing unit for plastic surgery |
| CN116058937A (en) * | 2022-10-11 | 2023-05-05 | 深圳可孚生物科技有限公司 | Biosensor auxiliary implantation device |
| CN115399757B (en) * | 2022-10-31 | 2023-01-24 | 深圳刷新生物传感科技有限公司 | High-reliability implantation device of implantable biosensor |
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