CN219422810U - Shell structure of low-power-consumption implanted biological information monitoring device - Google Patents

Abstract

The utility model discloses a shell structure of a low-power-consumption implantable biological information monitoring device, wherein a sliding seat and a fixed seat are matched to insert an implantable electrode into subcutaneous tissue by means of an implantation needle; when the factory assembly is finished: the transmitter host and the sensor component are designed in a split mode, an implanted electrode and an implanted needle of the sensor component are packaged by a sterilizing sleeve, the upper part of the protective sleeve is sleeved on the outer side of the lower part of the main shell, and the sliding seat, the transmitter component and the needle assisting component are positioned in a packaging space formed by the protective sleeve and the main shell; before implantation, the sensor assembly and the emitter host machine are assembled to form the emitter assembly by applying external force, so that the fixation and the electric connection conduction between the sensor assembly and the emitter host machine are realized, the protective sleeve is removed, and the protective sleeve drives the sterilization sleeve to leave the bottom of the emitter assembly, and the insertion section of the implantation needle and the implantation section of the implantation electrode leak; the kit can extend the shelf life of the emitter assembly and reduce the sterilization cost of the implanted electrode.

Description

Shell structure of low-power-consumption implanted biological information monitoring device

Technical Field

The utility model relates to the technical field of biological information monitoring, in particular to a shell structure of a low-power-consumption implantable biological information monitoring device.

Background

For diabetes groups, the traditional fingertip glucometer has the defects of wound, limited information quantity, incapability of reflecting blood sugar fluctuation, early warning and the like, can not meet the needs of partial people, and has great significance especially for type 1 diabetes patients with real-time transmission requirements on blood sugar fluctuation and type 2 diabetes patients needing insulin strengthening treatment.

Because of the requirement of continuous blood sugar monitoring, the sensor is implanted into subcutaneous tissue of human body by adopting an integrated implantation component of the implanted biological sensor, and the blood sugar concentration between tissue fluids is measured by a practically available continuous monitoring means, the single service life of the sensor is one to two weeks, and the pain caused by continuous fingertip blood sampling and vein blood sampling processes is greatly relieved.

In the prior art, the emitter (a device for emitting the monitored biological signals) has a small structure size, which is helpful for improving wearing experience, in the existing integrated product, the emitter is in a working or silent state when being placed into the emitter, but no matter which mode of the emitter is electrically connected with the sensor component, in the smaller size of the emitter, the battery capacity is not large due to the limited size of the battery, and the hardware is required to have extremely low power consumption, so that the requirement of the Shelf life (Shelf life, shelf-life, or package life) of the product is met. In the existing integrated product, the emitter and the implanted sensing electrode are integrally arranged, sterilization treatment is needed before implantation into a human body after production, a relatively large packaging box is needed for sterilization, and occupied space is relatively large and cost is high.

In the prior art, the implanted biological sensor component is connected with the main control circuit of the transmitter in an integrated way, and after the use is finished, the implanted biological sensor component is discarded along with the main control circuit at one time, so that huge waste is caused.

Disclosure of Invention

In view of the foregoing, the present utility model provides a housing structure of a low power implantable biological information monitoring device.

The shell structure of the low-power-consumption implantable biological information monitoring device comprises a main shell, a sliding seat, a fixed seat, a transmitter component, a needle assisting component, a protective sleeve and a sterilization sleeve;

the sliding seat and the fixed seat are supported on the main shell, and the sliding seat and the fixed seat are matched with each other to insert an implanted electrode of the emitter assembly into subcutaneous tissue by means of an implantation needle of the needle assembly;

when the factory assembly is finished: the sterilization sleeve is encapsulated outside the implantation needle and the implantation electrode, the upper part of the sterilization sleeve is connected to the bottom of the emitter component in a sealing way, the upper part and the lower part of the emitter component are in an isolated state for the insertion section of the implantation needle and the implantation section of the implantation electrode, the lower part and the outside of the sterilization sleeve are connected to the middle part of the bottom of the protection sleeve, and the middle part of the bottom of the protection sleeve is provided with a structure capable of being fixedly connected with the sterilization sleeve; or, the lower part or the outside of the sterilizing sleeve is connected with the bottom or the side part of the protective sleeve; the upper part of the protective sleeve is sleeved on the outer side of the lower part of the main shell, and the sliding seat, the emitter component and the needle assisting component are positioned in a wrapping space formed by the protective sleeve and the main shell, so that the sliding seat, the emitter component and the needle assisting component are prevented from being touched by mistake;

the step C before implantation comprises the following steps: the protective sleeve is removed, and the protective sleeve drives the sterilization sleeve to leave the bottom of the emitter assembly, so that the insertion section of the implantation needle and the implantation section of the implantation electrode leak out. The steps before implantation at least comprise a step A, a step B and a step C, wherein the step A and the step B are before the step C.

The key point of the utility model is that the disassembly of the sterilization sleeve is synchronously realized through the disassembly of the protection sleeve, so that the independent structure of the sensor assembly can be applied to the technical scheme provided by the utility model.

Preferably, the transmitter assembly comprises a sensor assembly and a transmitter host, the sensor assembly comprising an implantable electrode; the sensor assembly and the transmitter host adopt split type assemblable design, are split when in departure, and are assembled and electrified before implantation, so that the transmitter host is in an open circuit state in the shelf period and cannot consume electricity, and low power consumption is realized; the transmitter host comprises a transmitter shell, a PCBA and a transmitter upper cover; the medical adhesive tape is adhered to the bottom surface of the transmitter shell, a groove is formed in the transmitter shell, the groove and the protruding bone position formed by the upper cover of the transmitter form a spigot limit, the groove and the protruding bone position are fixed through an adhesive, the inner space of the groove and the protruding bone position is used for placing a circuit board, a PCBA and components, and the top surface of the PCBA is fixed on the inner wall of the upper cover of the transmitter through the adhesive;

when the factory assembly is finished: the sensor assembly is fixedly connected to the upper part of the sterilization sleeve, the transmitter host is clamped at the lower part of the sliding seat, the sensor assembly and the transmitter host are in a separated state, the transmitter host is provided with an assembly via hole, the inner wall of the assembly via hole is provided with more than 2 first clamping grooves, and the periphery of the shell of the sensor assembly is provided with more than 2 first clamping buckles;

the step B before implantation comprises the following steps: the bottom surface of the protective sleeve is fixed, the bottom surface of the protective sleeve is generally fixed temporarily and fixed relatively, and the bottom surface of the protective sleeve can be fixed by twisting the peripheral side of the protective sleeve by hands; pressing the main shell to enable the main shell to move relative to the protective sleeve, wherein the relative movement space and distance are preset in the design stage, the relative movement space and distance are realized by arranging an anti-triggering sleeve, after the anti-triggering sleeve is removed in the step A before implantation, the main shell can drive the fixing seat to be close to the protective sleeve, the fixing seat further drives the transmitter host to be close to a sensor assembly which is fixedly arranged on the protective sleeve, the upper parts of the sensor assembly and the auxiliary needle assembly penetrate through an assembly through hole which is arranged on the transmitter host, the first buckle is clamped at the first clamping groove, the sensor assembly and the transmitter host are assembled to form the transmitter assembly, and the transmitter assembly is electrically connected.

The assembly comprises physical assembly and assembly connection of a circuit part, the distance between the sensor assembly and the transmitter host is continuously shortened, then a first buckle arranged on the sensor assembly is clamped at a first clamping groove to realize relative fixation of the sensor assembly and the sensor assembly, and 4 metal spring plates arranged on the sensor assembly are in contact with contact points arranged on a PCBA module of the transmitter host to complete electric conduction, so that the transmitter host is started and activated.

Preferably, the anti-triggering device further comprises an anti-triggering sleeve;

when the factory assembly is finished: the upper half part of the anti-triggering sleeve is sleeved on the outer side of the main shell, the lower half part of the anti-triggering sleeve is sleeved on the outer side of the upper part of the protective sleeve, the upper top surface and the lower bottom surface of the anti-triggering sleeve respectively prop against the lower peripheral side step surface of the main shell and the upper top surface of the protective sleeve, and the anti-triggering sleeve limits the main shell to move relative to the protective sleeve; the upper half part and the lower half part of the anti-triggering sleeve do not need to be completely equally divided into two parts, and the standard of dividing the anti-triggering sleeve into two parts is that the main shell and the protective sleeve can be sleeved together.

The step A before implantation comprises the following steps: the trigger-proof sleeve is removed.

Preferably, the anti-triggering sleeve has elasticity, is in an open circular ring shape or an arc shape, can be elastically opened, can be removed in an elastic opening mode, but can be assembled in an up-and-down alignment sleeving mode during assembly; the lower part of the inner part of one side of the opening of the trigger preventing sleeve extends inwards to form a positioning lug, and the upper wall body of the protective sleeve is provided with a positioning clamping groove; the inner wall body of the trigger preventing sleeve is also provided with a vertical positioning groove with a through upper part, and the lower step surface of the main shell downwards extends out of the vertical positioning strip; when and after the protective sheath is assembled with the main casing, the positioning lug of the trigger-preventing sleeve is clamped into the positioning clamping groove, and the vertical positioning strip of the main casing is clamped into the vertical positioning groove.

The wall body of the trigger preventing sleeve at the upper part of the positioning lug is thinned by a Cheng Na three-dimensional groove, so that the opening of the trigger preventing sleeve is easy to open, and the positioning lug and the positioning clamping groove are also convenient to assemble.

Preferably, the lower wall body of the main shell is provided with more than 2 corner openings with through lower parts; the opening direction of the corner opening is downward, the structure is similar to a 7-shaped structure which is horizontally mirrored, or the 7-shaped structure is rotated anticlockwise by 90 degrees, an assembly clamping position is arranged on the wall body of the main shell at the lower part of each corner opening, and the assembly clamping position is positioned at the inner side of the transverse part of the corner opening, so that the main shell can have a larger rotation space relative to the protective sleeve; more than 2 assembling convex blocks are arranged on the inner side of the upper wall body of the protective sleeve;

when the factory assembly is finished: each assembly lug is clamped into one assembly clamping position;

the pre-implantation step B further comprises: the bottom surface of the protective sleeve is fixed, the main shell is pressed, and the assembly lug slides into the transverse part of the corner opening from the assembly clamping position;

the pre-implantation step C further comprises: the protective sleeve is rotated relative to the main shell, the assembly lug is rotated from a transverse portion of the corner opening penetrated at the lower part to a vertical portion, the protective sleeve and the main shell are separated from clamping connection, and the protective sleeve is pulled out, so that the main shell is separated from the protective sleeve.

Preferably, the lower wall body of the main shell is also provided with more than one positioning finger, the number of the positioning fingers is less than that of the corner openings, two sides of the positioning finger are respectively provided with an inlet of one corner opening and an outer side wall of the other corner opening, and the upper inner wall body of the protective sleeve is provided with a positioning upright post;

when the factory assembly is finished: each assembly lug is clamped into one assembly clamping position, and one vertical surface of the positioning upright post is propped against one vertical surface of the positioning finger;

the pre-implantation step C further comprises: when the assembly lug rotates from the transverse part to the vertical part of the corner opening, the other vertical surface of the positioning upright post abuts against the vertical surface of the outer side wall of the other corner opening.

Preferably, the device also comprises a needle assisting component, wherein the needle assisting component comprises an implantation needle and a needle seat, and the sensor component is provided with a needle seat through hole;

when the factory assembly is finished: the part of the needle seat passes through the needle seat through hole from top to bottom, the upper part of the needle seat is blocked by the upper wall body of the needle seat through hole, the lower part blocking notch of the needle seat is blocked by the inner blocking bulge of the sterilization sleeve, the implantation needle extends into the sterilization sleeve, the peripheral side of the needle seat is sealed by a sealing ring, the insertion section of the lower part of the implantation needle is isolated from the needle seat locking section of the upper part, so that the sterilization sleeve can maintain a sterile environment;

the pre-implantation step C further comprises: the inner clamping convex part leaves from the lower clamping notch, and the auxiliary needle component is separated from the restraint of the sterilization sleeve.

Preferably, more than 2 annular clamping buckles are arranged on the outer side wall of the upper part of the sterilization sleeve along the circumferential direction, and two annular clamping grooves are arranged on the circumferential side of the bottom of the sensor assembly;

when assembled: the sterilization sleeve rotates relative to the sensor assembly, the ring-in buckle is clamped into the ring-in clamping groove, and the ring-in clamping groove gradually locks the ring-in buckle;

the pre-implantation step C further comprises: the protection sleeve rotates relative to the main shell, the protection sleeve drives the sensor component to rotate, the ring-in buckle rotates out of the ring-in clamping groove, so that the inner clamping bulge leaves from the lower clamping gap, and the auxiliary needle component breaks away from the constraint of the sterilization sleeve.

Preferably, the device also comprises a needle-carrying piece and a compression spring, wherein the needle-carrying piece is provided with an inner claw and an outer hanging lug, the compression spring is sleeved outside the inner claw, the upper top surface of the compression spring is propped against the inner bottom surface of the needle-carrying piece, the lower bottom surface of the compression spring is propped against the upper top surface of the partition wall of the fixed seat, and a hanging lug groove is formed in the long vertical guide wall at the upper part of the fixed seat;

the fixed seat comprises a bottom annular grab wall body, an upper long vertical guide wall and a partition wall for connecting the bottom annular grab wall body and the upper long vertical guide wall, the transmitter host is clamped at the inner side of the bottom annular grab wall body, the sliding seat comprises a bottom annular wall body, an upper short vertical guide wall and a partition wall for connecting the bottom annular grab wall body and the upper short vertical guide wall, the partition wall is provided with a fixed seat via hole, and the wall of the fixed seat via hole extends inwards to form two protruding bone positions;

the long vertical guide wall of the fixing seat passes through the fixing seat through hole of the sliding seat and is arranged at the inner side of the short vertical guide wall, the long vertical guide wall can be arranged in a sliding way along the short vertical guide wall, the needle-carrying piece is arranged at the inner side of the long vertical guide wall, and the needle-carrying piece can be arranged in a sliding way along the long vertical guide wall;

when the factory assembly is finished: the protruding part of the outer hanging lug is inserted into the hanging lug groove, the outer hanging lug is positioned at the upper end of the hanging lug groove, the protruding bone is positioned at the lower end of the hanging lug groove, the needle-carrying piece and the compression spring are fixed relative to the fixed seat, and the compression spring is in a first compression state;

the pre-implantation step B further comprises: each branch claw of interior jack catch is strutted by helping the top of needle subassembly, and each branch claw card of interior jack catch is gone into helping the card of needle subassembly and is grabbed the groove, accomplishes the assembly of taking needle spare and helping the needle subassembly.

Preferably, the main housing comprises an upper annular wall and a lower annular wall, and the outer parts of the upper annular wall and the lower annular wall are stepped;

the positioning finger and the corner opening are positioned at the lower part of the lower annular wall;

the connecting part of the upper annular wall and the lower annular wall is internally provided with a perforated plate, the lower part of the perforated plate is provided with more than two cantilever interference beams, and the lower end of each cantilever interference beam is provided with a pressing contact;

when the factory assembly is finished: the pressing contact is pressed on the top wall edge of the short vertical guide wall, and the isolation wall is pressed on the upper part of the separation wall, so that the sliding seat is fixed in the upper direction and the lower direction; the bottom annular wall body surrounds the outer side of the bottom annular grab wall body;

the implantation step is entered after the pre-implantation step C: the bottom surface of the bottom annular wall body of the sliding seat is propped against the skin, the main shell is pressed from the upper part, the main shell drives the fixed seat to move downwards relative to the sliding seat, and the fixed seat drives the assembled emitter component, the needle-carrying part and the needle-assisting component to move downwards, and the insertion section of the implantation needle of the needle-assisting component and the implantation section of the implantation electrode are inserted into the skin;

needle withdrawing: when the implantation needle slides to the lower limit position, the protruding bone position of the sliding seat moves to the upper end from the lower end of the hanging lug groove, the outer hanging lug is extruded from the hanging lug groove by the protruding bone position, the compression spring is released, the upper end face of the compression spring pushes the needle carrying part to upwards pull the needle assisting component, the needle withdrawing is completed, when the top face of the needle carrying part abuts against the upper top face of the main shell, the top face of the compression spring reaches the upper limit position, the compression spring is in a second compression state, and the pressure of the second compression state is smaller than that of the first compression state.

Preferably, the main housing further comprises a top housing assembled at the top end of the upper annular wall, and when the top surface of the compression spring reaches the upper limit position, the top surface of the pin-carrying member abuts against the bottom surface of the top housing;

a short vertical guide wall protruding out of the upper part of the bone position is provided with a press contact clamping groove;

when the needle withdrawing step is finished: the top surface of short vertical guide wall supports in the bottom surface of crossing the orifice plate, and the press contact card of cantilever conflict roof beam is gone into in the press contact draw-in groove, and the joint is accomplished with the main casing to the sliding seat.

Preferably, the long vertical guide wall of the fixing seat passes through the through hole of the through hole plate and is fixedly connected to the lower end of the top shell.

The corresponding sliding part realizes guiding, positioning and sliding through the vertical bar and the vertical groove.

The beneficial effects of the utility model are as follows: the utility model discloses a shell structure of a low-power-consumption implantable biological information monitoring device, wherein a sliding seat and a fixed seat are matched to insert an implantable electrode into subcutaneous tissue by means of an implantation needle; when the factory assembly is finished: the transmitter host and the sensor component are designed in a split mode, an implanted electrode and an implanted needle of the sensor component are packaged by a sterilizing sleeve, the upper part of the sterilizing sleeve is connected to the bottom of the transmitter component in a sealing mode, the outer part of the sterilizing sleeve is connected to the bottom of a protecting sleeve, the upper part of the protecting sleeve is sleeved on the outer side of the lower part of the main shell, and a sliding seat, the transmitter component and an auxiliary needle component are located in a packaging space formed by the protecting sleeve and the main shell; before implantation, the sensor assembly and the emitter host machine are assembled to form the emitter assembly by applying external force, so that the fixation and the electric connection conduction between the sensor assembly and the emitter host machine are realized, the protective sleeve is removed, and the protective sleeve drives the sterilization sleeve to leave the bottom of the emitter assembly, and the insertion section of the implantation needle and the implantation section of the implantation electrode leak; the kit can extend the shelf life of the emitter assembly and reduce the sterilization cost of the implanted electrode.

Drawings

The housing structure of the low power consumption implantable biological information monitoring device of the present utility model is further described below with reference to the accompanying drawings.

Fig. 1 is a schematic exploded view of a low-power-consumption implantable biological information monitoring device according to the present utility model.

Fig. 2 is a schematic structural view of a needle assisting component of the low-power-consumption implantable biological information monitoring device according to the present utility model.

Fig. 3 is a schematic structural view of an anti-trigger sleeve of a housing structure of a low-power-consumption implantable biological information monitoring device according to the present utility model.

Fig. 4 is a schematic structural view of a protective sleeve of a housing structure of a low-power-consumption implantable biological information monitoring device according to the present utility model.

Fig. 5 is a schematic view of the structure of a needle and spring of the low power implantable biological information monitoring device of the present utility model.

Fig. 6 is a schematic structural view of a main housing of a housing structure of a low power consumption implantable biological information monitoring device according to the present utility model.

Fig. 7 is a schematic diagram of a main housing of a low power consumption implantable biological information monitoring device according to another embodiment of the present utility model.

Fig. 8 is a schematic structural view of a sliding seat of a low-power-consumption implantable biological information monitoring device according to an embodiment of the present utility model.

Fig. 9 is a schematic structural view of another view of a sliding seat of a low-power-consumption implantable biological information monitoring device according to the present utility model.

Fig. 10 is a schematic structural view of a fixing base of a low-power-consumption implantable biological information monitoring device according to an embodiment of the present utility model.

Fig. 11 is a schematic structural view of another view angle of a fixing base of the low-power-consumption implantable biological information monitoring device according to the present utility model.

Fig. 12 is a schematic structural diagram of a part of components of a low power consumption implantable biological information monitoring device according to the present utility model.

Fig. 13 is a cross-sectional view of a low power consumption implantable bioinformation monitoring device according to one aspect of the present utility model.

Fig. 14 is a cross-sectional view of another view of a low power implantable biological information monitoring device according to the present utility model.

In the figure:

2-a main housing; 20-top shell; 21-vertical positioning strips; 22-corner openings; 23-assembling clamping positions; 24-positioning fingers; 25-upper annular wall; 26-a lower annular wall; 27-a perforated plate; 271-cantilever interference beams; 2711-press contact;

272-vias; 3-needle-carrying member; 31-inner jaws; 32-outer hangers; 4-compressing a spring; 5-a sliding seat; 51-partition walls; 511-a holder via; 512-protruding bone site; 52-short vertical guide walls; 521-press contact clamping grooves; 53-bottom annular wall; 6-fixing base; 61-dividing walls; 62-long vertical guide walls; 621-hanging lug grooves;

63-bottom ring grab wall; an 8-emitter assembly; 81-a sensor assembly; 811-an implantable electrode; 812-

A needle seat via hole; 813-a first clasp; 814-looping into a card slot; 82-a transmitter host; 821—component vias;

8211-first card slot; 10-a needle-aid assembly; 101-an implantation needle; 102-a needle stand; 1021-lower card slot;

103-clamping grooves; 12-sterilizing the sleeve; 121-internal snap-on; 125-snap-in; 14-an anti-trigger sleeve; 141-positioning the bump; 142-vertical positioning grooves; 15-protecting sleeve; 152-positioning the upright post; 155-positioning clamping grooves; 156-fitting bumps.

Detailed Description

The housing structure of the low power consumption implantable bioinformation monitoring device of the present utility model is further described below with reference to fig. 1 to 14.

The utility model provides a shell structure of a low-power-consumption implantable biological information monitoring device.

The shell structure of the low-power-consumption implantable biological information monitoring device comprises a main shell 2, a sliding seat 5, a fixed seat 6, a transmitter assembly 8, a needle assisting assembly 10, a protective sleeve 15 and a sterilization sleeve 12;

the sliding seat 5 and the fixed seat 6 are supported on the main shell 2, and the sliding seat 5 and the fixed seat 6 are matched with each other to insert the implanted electrode 811 of the emitter assembly 8 into subcutaneous tissue by means of the implantation needle 101 of the auxiliary needle assembly 10;

when the factory assembly is finished: the sterilization sleeve 12 is enclosed outside the implantation needle 101 and the implantation electrode 811, the upper part of the sterilization sleeve 12 is connected to the bottom of the emitter assembly 8 in a sealing way, the lower part and/or the outside of the sterilization sleeve 12 is connected to the bottom or the side part of the protection sleeve 15, the upper part of the protection sleeve 15 is sheathed outside the lower part of the main shell 2, and the sliding seat 5, the emitter assembly 8 and the auxiliary needle assembly 10 are positioned in a surrounding space formed by the protection sleeve 15 and the main shell 2;

the step C before implantation comprises the following steps: at the same time as the protective sheath 15 is removed, the protective sheath 15 carries the sterilization sleeve 12 away from the bottom of the emitter assembly 8, and the insertion section of the implantation needle 101 and the implantation section of the implantation electrode 811 leak out.

In this embodiment, the transmitter assembly 8 includes a sensor assembly 81 and a transmitter host 82, the sensor assembly 81 including an implantable electrode 811;

the sensor assembly 81 and the transmitter host 82 may be of a fabricated design;

when the factory assembly is finished: the sensor assembly 81 is fixedly connected to the upper part of the sterilization sleeve 12, the transmitter host 82 is clamped at the lower part of the sliding seat 5, the sensor assembly 81 and the transmitter host 82 are in a separated state, the transmitter host 82 is provided with an assembly through hole 821, more than 2 first clamping grooves 8211 are formed in the inner wall of the assembly through hole 821, and more than 2 first clamping buckles 813 are arranged on the periphery of the shell of the sensor assembly 81;

the step B before implantation comprises the following steps: the bottom surface of the protective sleeve 15 is fixed, the main shell 2 is pressed, the main shell 2 drives the sliding seat 5 to be close to the protective sleeve 15, the sliding seat 5 further drives the emitter host 82 to be close to the sensor assembly 81, the upper parts of the sensor assembly 81 and the needle assisting assembly 10 penetrate through the assembly through hole 821, the first buckle 813 is clamped at the first clamping groove 8211, and the sensor assembly 81 and the emitter host 82 are assembled to form the emitter assembly 8.

The transmitter host 82 comprises a transmitter upper cover 823, a PCBA module 824 and a transmitter casing 825, wherein a medical adhesive 826 is adhered to the bottom surface of the transmitter casing 823, a groove is formed in the transmitter casing 823, the groove is limited to a spigot formed by a protruding bone position formed by the transmitter upper cover 823, the groove and the protruding bone position are fixed through an adhesive, the two are fixed through the adhesive, the inner space of the two is used for placing a circuit board, components and the PCBA module 824, and the top surface of the PCBA module 824 is fixed on the inner wall of the transmitter upper cover 823 through the adhesive.

The assembly comprises physical assembly and assembly connection of a circuit part, the distance between the sensor assembly 81 and the transmitter host 82 is continuously shortened, then the first buckle 813 arranged on the sensor assembly 81 is clamped at the first clamping groove 8211 to achieve relative fixation of the sensor assembly 81 and the first clamping groove, and 4 metal spring plates are arranged on the sensor assembly 81 to be in contact with contact points arranged on the PCBA module 824 of the transmitter host 82 to achieve electric conduction, so that the transmitter host 82 is started and activated.

In this embodiment, the trigger preventing sleeve 14 is also included;

when the factory assembly is finished: the upper half part of the anti-triggering sleeve 14 is sleeved on the outer side of the main shell 2, the lower half part of the anti-triggering sleeve 14 is sleeved on the outer side of the upper part of the protective sleeve 15, the upper top surface and the lower bottom surface of the anti-triggering sleeve 14 respectively prop against the lower peripheral side step surface of the main shell 2 and the upper top surface of the protective sleeve 15, and the anti-triggering sleeve 14 limits the movement of the main shell 2 relative to the protective sleeve 15;

the step A before implantation comprises the following steps: the anti-trigger 14 is removed.

In this embodiment, the anti-triggering sleeve 14 has elasticity, and the anti-triggering sleeve 14 is in an open circular shape and can be elastically opened; the lower part of the inner part of one side of the opening of the trigger prevention sleeve 14 extends inwards to form a positioning lug 141, and the upper wall body of the protective sleeve 15 is provided with a positioning clamping groove 155; the inner wall body of the trigger preventing sleeve 14 is also provided with a vertical positioning groove 142 with a through upper part, and the lower step surface of the main shell 2 extends downwards to form a vertical positioning strip 21; after the protective sleeve 15 is assembled with the main casing 2, the positioning projection 141 of the trigger preventing sleeve 14 is clamped into the positioning clamping groove 155, and the vertical positioning strip 21 of the main casing 2 is clamped into the vertical positioning groove 142.

The wall body of the anti-triggering sleeve 14 at the upper part of the positioning lug 141 is thinned Cheng Na to form a three-dimensional groove, so that the opening of the anti-triggering sleeve 14 is easy to open, and the positioning lug 141 and the positioning clamping groove 155 are convenient to assemble.

The main casing 2 is provided with a complex positioning groove 28, and the positioning protruding block 141 passes through the complex positioning groove 28 after passing through the positioning clamping groove 155, so that the main casing 2 and the protective sleeve 15 can be firmly combined.

In the present embodiment, the lower wall of the main casing 2 is provided with more than 2 corner openings 22 penetrating from the lower part; an assembly clamping position 23 is arranged on the wall body of the main shell 2 at the lower part of each corner opening; more than 2 assembling lugs 156 are arranged on the inner side of the upper wall body of the protective sleeve 15;

when the factory assembly is finished: each fitting projection 156 is snapped into one fitting detent 23;

the pre-implantation step B further comprises: the bottom surface of the protective sleeve 15 is fixed, the main shell 2 is pressed, and the assembling lug 156 slides into the transverse part of the corner opening 22 from the assembling clamping position 23;

the pre-implantation step C further comprises: the protective sheath 15 is rotated relative to the main housing 2, the fitting projection 156 is turned from the lateral portion of the lower through corner opening 22 to the vertical portion, and the protective sheath 15 is pulled out, so that the main housing 2 is disengaged from the protective sheath 15.

In this embodiment, the lower wall of the main housing 2 is further provided with more than one positioning finger 24, the number of the positioning fingers 24 is less than that of the corner openings 22, two sides of the positioning finger 24 are respectively an inlet of one corner opening 22 and an outer side wall of the other corner opening 22, and the upper wall of the protective sleeve 15 is provided with a positioning upright post 152;

when the factory assembly is finished: each assembly projection 156 is snapped into one assembly detent 23 with one vertical face of the positioning post 152 abutting one vertical face of the positioning finger 24;

the pre-implantation step C further comprises: the other vertical face of the positioning post 152 abuts against the vertical face of the outer side wall of the other corner opening 22 when the fitting projection 156 is turned from the lateral portion to the vertical portion of the lower through corner opening 22.

In this embodiment, the auxiliary needle assembly 10 is further included, the auxiliary needle assembly 10 includes an implantation needle 101 and a needle seat 102, and the sensor assembly 81 is provided with a needle seat via 812;

when the factory assembly is finished: the part of the needle seat 102 passes through the needle seat through hole 812 from top to bottom, the upper part of the needle seat 102 is clamped by the upper wall body of the needle seat through hole 812, the lower clamping notch 1021 of the needle seat 102 is clamped by the inner clamping convex 121 of the sterilization sleeve 12, the implantation needle 101 extends into the sterilization sleeve 12, the peripheral side of the needle seat 102 is sealed by a sealing ring, and the insertion section of the lower part of the implantation needle 101 is isolated from the needle seat locking section of the upper part;

the pre-implantation step C further comprises: the inner catch 121 is clear of the lower catch 1021 and the needle assembly 10 is free of the sterilization sleeve 12.

In this embodiment, more than 2 annular snap-in hooks 125 are circumferentially arranged on the upper outer side wall of the sterilization sleeve 12, and two annular snap-in grooves 814 are circumferentially arranged on the bottom of the sensor assembly 81;

when assembled: sterilization sleeve 12 rotates relative to sensor assembly 81, snap-in clasp 125 snaps into snap-in groove 814, snap-in groove 814 gradually locking snap-in clasp 125;

the pre-implantation step C further comprises: the protective sleeve 15 rotates relative to the main casing 2, the protective sleeve 15 drives the sensor assembly 81 to rotate, the annular clamping buckle 125 rotates out of the annular clamping groove 814, so that the inner clamping protrusion 121 leaves from the lower clamping notch 1021, and the auxiliary needle assembly 10 is separated from the restraint of the sterilization sleeve 12.

In this embodiment, sterilization sleeve 12 further includes a cork 128, cork 128 being plugged into the bottom of sterilization sleeve 12. Before sterilization, the soft plug 128 is removed, the sealed environment of the implant electrode 811 and the implant needle 811 is tested, the soft plug 128 is plugged into a qualified product, sterilization and disinfection are performed, and a sterile environment is provided for the implanted portion of the implant electrode 811 and the inserted section of the implant needle 101 during the shelf life of the product. The circular protruding structure of the soft plug 128 is plugged into the inner circular cavity at the lower part of the sterilization sleeve 12 through interference fit, so that the soft plug 128 is fixed.

In this embodiment, the outer side of the sterilization sleeve 12 is provided with a peripheral side long bar-shaped clamping column 126 and a stop block 127, the bottom of the protection sleeve 15 is provided with a surrounding block 157 composed of a plurality of sections of vertical circular arcs, the surrounding block 157 surrounds the lower half of the sterilization sleeve 12, the surrounding block 157 is provided with a bar-shaped slot 1571 and an open clamping slot 1572 with an upper opening in the lower space, the long bar-shaped clamping column 126 is clamped in the bar-shaped slot 1571, the stop block 127 is clamped in the open clamping slot 1572, the bottom surface of the sterilization sleeve 12 abuts against the inner bottom surface of the protection sleeve 15, and the top surface of the stop block 127 is pressed under the inner bottom surface of the open clamping slot 1572.

In the embodiment, the device further comprises a needle carrying piece 3 and a compression spring 4, wherein the needle carrying piece 3 is provided with an inner claw 31 and an outer hanging lug 32, the compression spring 4 is sleeved outside the inner claw 31, the upper top surface of the compression spring 4 is propped against the inner bottom surface of the needle carrying piece 3, the lower bottom surface of the compression spring 4 is propped against the upper top surface of a partition wall 61 of a fixed seat 6, and a hanging lug groove 621 is formed in a long vertical guide wall 62 at the upper part of the fixed seat 6;

the fixed seat 6 comprises a bottom annular wall body 63, an upper long vertical guide wall 62 and a separation wall 61 for connecting the bottom annular wall body 63 and the upper long vertical guide wall 62, the transmitter host 82 is clamped on the inner side of the bottom annular wall body 63, the sliding seat 5 comprises a bottom annular wall body 53, an upper short vertical guide wall 52 and a separation wall 51 for connecting the bottom annular wall body 53 and the upper short vertical guide wall 52, the separation wall 51 is provided with a fixed seat through hole 511, and the wall body of the fixed seat through hole 511 extends inwards to form two protruding bone positions 512;

the long vertical guide wall 62 of the fixed seat 6 passes through the fixed seat through hole 511 of the sliding seat 5 and is arranged on the inner side of the short vertical guide wall 52, the long vertical guide wall 62 can be slidably arranged along the short vertical guide wall 52, the needle-carrying piece 3 is arranged on the inner side of the long vertical guide wall 62, and the needle-carrying piece 3 can be slidably arranged along the long vertical guide wall 62;

when the factory assembly is finished: the protruding part of the outer hanging lug 32 is inserted into the hanging lug groove 621, the outer hanging lug 32 is positioned at the upper end of the hanging lug groove 621, the protruding bone 512 is arranged at the lower end of the hanging lug groove 621, the needle-carrying piece 3 and the compression spring 4 are fixed relative to the fixed seat 6, and the compression spring 4 is in a first compression state;

the pre-implantation step B further comprises: each of the split claws of the inner claw 31 is supported by the top end of the auxiliary needle assembly 10, and each of the split claws of the inner claw 31 is clamped into the clamping groove 103 of the auxiliary needle assembly 10, so that the assembly of the needle carrying part 3 and the auxiliary needle assembly 10 is completed.

In the present embodiment, the main casing 2 includes an upper annular wall 25 and a lower annular wall 26, and the outer portions of the upper annular wall 25 and the lower annular wall 26 are stepped;

the positioning finger 24 and corner opening 22 are located in the lower portion of the lower annular wall 26;

a perforated plate 27 is arranged in the joint of the upper annular wall 25 and the lower annular wall 26, more than two cantilever interference beams 271 are arranged at the lower part of the perforated plate 27, and a pressing contact 2711 is arranged at the lower end of each cantilever interference beam 271;

when the factory assembly is finished: the pressing head 2711 presses against the top wall edge of the short vertical guide wall 52, and the partition wall 51 presses against the upper portion of the partition wall 61, so that the slide seat 5 is fixed in both the up-down direction; the bottom annular wall 53 surrounds the outer side of the bottom annular grasping wall 63;

the implantation step is entered after the pre-implantation step C: the bottom surface of the bottom annular wall 53 of the sliding seat 5 is propped against the skin, the main shell 2 is pressed from the upper part, the main shell 2 drives the fixed seat 6 to move downwards relative to the sliding seat 5, the fixed seat 6 drives the assembled emitter assembly 8, the needle carrying piece 3 and the auxiliary needle assembly 10 to move downwards, and the insertion section of the implantation needle 101 of the auxiliary needle assembly 10 and the implantation section of the implantation electrode 811 are inserted into the skin;

needle withdrawing: when the implantation needle 101 slides to the lower limit position, the protruding bone 512 of the sliding seat 5 moves from the lower end to the upper end of the hanging lug groove 621, the protruding bone 512 extrudes the hanging lug 32 from the hanging lug groove 621, the compression spring 4 is released, the upper end face of the compression spring 4 pushes the needle carrying piece 3 to pull the needle assisting component 10 upwards, the needle withdrawing is completed, when the top face of the needle carrying piece 3 abuts against the upper top face of the main shell 2, the top face of the compression spring 4 reaches the upper limit position, the compression spring 4 is in a second compression state, and the pressure of the second compression state is smaller than that of the first compression state.

In this embodiment, the main housing 2 further includes a top housing 20, the top housing 20 is assembled at the top end of the upper annular wall 25, and when the top surface of the compression spring 4 reaches the upper limit position, the top surface of the needle-carrying member 3 abuts against the bottom surface of the top housing 20;

the short vertical guide wall 52 at the upper part of the protruding bone position 512 is provided with a press-contact clamping groove 521;

when the needle withdrawing step is finished: the top surface of the short vertical guide wall 52 abuts against the bottom surface of the perforated plate 27, the press contact 2711 of the cantilever abutting beam 271 is clamped into the press contact clamping groove 521, and the sliding seat 5 is clamped with the main casing 2.

In this embodiment, the long vertical guide wall 62 of the fixing base 6 is fixedly connected to the lower end of the top case 20 through the through hole 272 of the through hole plate 27.

The corresponding sliding part realizes guiding, positioning and sliding through the vertical bar and the vertical groove.

For diabetes groups, the traditional fingertip glucometer has the defects of wound, limited information quantity, incapability of reflecting blood sugar fluctuation, early warning and the like, and can not meet the requirements of a part of people, such as pain sensitive people, and has great significance especially for type 1 diabetes patients with real-time transmission requirements on blood sugar fluctuation and type 2 diabetes patients needing insulin strengthening treatment.

Because of the requirement for continuous blood sugar monitoring, the sensor is implanted into subcutaneous tissue of human body by an implantation device of an implantation type biosensor, the blood sugar concentration between tissue fluids is measured by a practical continuous monitoring means, the single service life of the sensor is one to two weeks, the pain caused by continuous fingertip blood sampling and vein blood sampling processes is greatly relieved, the implantation device on the market at present has the problems of complex use and operation of users, long implantation process time, easy false triggering of a pushing device (used for implanting a transmitter assembly) and the like, and the compliance and experience of the users are reduced.

The emitter assembly is small in size and beneficial to improving wearing experience, in the conventional integrated product at present, the emitter assembly is in a working or silent state when being placed into the needle aid (main shell), but no matter which way the emitter and the sensor are electrically connected, in the smaller size of the emitter, the battery capacity is not large due to the limitation of the size of the battery, and the requirement of the product on the shelf life can be met only by extremely low power consumption of hardware.

The implanted biosensor is generally a disposable sterile consumable, and can be used only by sterilization, but the conventional sterilization package has large volume, complex assembly process and high cost. Therefore, how to conveniently construct the sterilization package with low cost becomes an urgent research direction for all parties; in the technical scheme provided by the utility model, the problem is solved.

The foregoing is merely a preferred embodiment of the utility model, and it should be noted that modifications could be made by those skilled in the art without departing from the principles of the utility model, which modifications would also be considered to be within the scope of the utility model.

Claims (8)

1. The shell structure of the low-power-consumption implantable biological information monitoring device comprises a protective sleeve (15), and is characterized in that the bottom of the protective sleeve (15) is provided with a surrounding baffle (157) consisting of a plurality of sections of vertical circular arcs, the surrounding baffle (157) is provided with a strip-shaped slit (1571) and an open clamping groove (1572) with an upper opening at the lower part, the surrounding baffle (157) is used for fixedly connecting a sterilizing sleeve (12),

the outside of sterilization sleeve (12) is provided with week side rectangular shape clamping column (126) and stop piece (127), encloses the week side of the lower part of the body of sterilization sleeve (12) and encloses fender (157), rectangular shape clamping column (126) card is in bar seam (1571), stop piece (127) card is in opening draw-in groove (1572), the bottom surface of sterilization sleeve (12) supports the interior bottom surface of protective sheath (15), the top surface of stop piece (127) presses under the inboard bottom surface of opening draw-in groove (1572).

2. The housing structure of a low power implantable biological information monitoring device according to claim 1, further comprising a main housing (2) and an anti-trigger sleeve (14);

when the factory assembly is finished: the upper half part of the anti-triggering sleeve (14) is sleeved on the outer side of the main shell (2), the lower half part of the anti-triggering sleeve (14) is sleeved on the outer side of the upper part of the protective sleeve (15), the upper top surface and the lower bottom surface of the anti-triggering sleeve (14) respectively prop against the lower peripheral side step surface of the main shell (2) and the upper top surface of the protective sleeve (15), and the anti-triggering sleeve (14) limits the main shell (2) to move relative to the protective sleeve (15);

the step A before implantation comprises the following steps: the trigger-preventing sleeve (14) is removed.

3. The housing structure of the power-consumption implantable biological information monitoring device according to claim 2, wherein the anti-triggering sleeve (14) has elasticity, and the anti-triggering sleeve (14) is in an open circular shape and can be elastically opened;

the lower part of the inner part of one side of the opening of the trigger prevention sleeve (14) inwards extends out of the positioning lug (141), and a positioning clamping groove (155) is formed in the upper wall body of the protective sleeve (15); the inner wall body of the trigger prevention sleeve (14) is also provided with a vertical positioning groove (142) with a through upper part, and the lower step surface of the main shell (2) extends downwards to form a vertical positioning strip (21); after the protective sleeve (15) is assembled with the main shell (2), the positioning protruding blocks (141) of the trigger-preventing sleeve (14) are clamped into the positioning clamping grooves (155), and the vertical positioning strips (21) of the main shell (2) are clamped into the vertical positioning grooves (142).

4. A housing structure of a low power implantable biological information monitoring device according to claim 3, wherein the main housing (2) comprises an upper annular wall (25) and a lower annular wall (26), the outer parts of the upper annular wall (25) and the lower annular wall (26) being stepped; the lower wall body of the main shell (2) is provided with more than 2 corner openings (22) with through lower parts; an assembly clamping position (23) is arranged on the wall body of the main shell (2) at the lower part of each corner opening; more than 2 assembling lugs (156) are arranged on the inner side of the upper wall body of the protective sleeve (15);

when the factory assembly is finished: each assembly lug (156) is clamped into one assembly clamping position (23);

the pre-implantation step B further comprises: the bottom surface of the protective sleeve (15) is fixed, the main shell (2) is pressed, and the assembly lug (156) slides into the transverse part of the corner opening (22) from the assembly clamping position (23);

the pre-implantation step C further comprises: the protective sleeve (15) is rotated relative to the main housing (2), the fitting projection (156) is turned from a transverse portion of the corner opening (22) penetrated at the lower portion to a vertical portion, and the protective sleeve (15) is pulled out, so that the main housing (2) is separated from the protective sleeve (15).

5. The housing structure of the low-power-consumption implantable biological information monitoring device according to claim 4, wherein the lower wall of the main housing (2) is further provided with more than one positioning finger (24), the number of the positioning fingers (24) is smaller than the number of the corner openings (22), two sides of the positioning finger (24) are respectively an inlet of one corner opening (22) and an outer side wall of the other corner opening (22), and the upper wall of the protective sleeve (15) is provided with a positioning upright (152);

when the factory assembly is finished: each assembly lug (156) is clamped into one assembly clamping position (23), and one vertical surface of the positioning upright post (152) abuts against one vertical surface of the positioning finger (24);

the pre-implantation step C further comprises: the other vertical surface of the positioning upright (152) abuts against the vertical surface of the outer side wall of the other corner opening (22) when the fitting projection (156) is turned from the lateral portion to the vertical portion of the corner opening (22) penetrated from the lower portion.

6. The housing structure of the low power implantable biological information monitoring device according to claim 5, wherein the main housing (2) further comprises a top housing (20), the top housing (20) is assembled at the top end of the upper annular wall (25), and when the top surface of the compression spring (4) reaches the upper limit position, the top surface of the needle-carrying member (3) abuts against the bottom surface of the top housing (20);

the short vertical guide wall (52) at the upper part of the protruding bone position (512) is provided with a press contact clamping groove (521);

when the needle withdrawing step is finished: the top surface of the short vertical guide wall (52) is propped against the bottom surface of the perforated plate (27), and the press contact (2711) of the cantilever propping beam (271) is clamped into the press contact clamping groove (521)

And the sliding seat (5) is clamped with the main shell (2).

7. A housing structure of an implantable power consumption biological information monitoring device according to claim 3, wherein the main housing (2) is provided with a complex positioning groove (28), and the positioning projection (141) passes through the complex positioning groove (28) after passing through the positioning clamping groove (155), so that the main housing (2) and the protective sleeve (15) can be firmly combined.

8. The housing structure of a power-consuming implantable biological information monitoring device according to claim 1, further comprising a sterilization sleeve (12), the sterilization sleeve (12) being connected to the bottom of the sensor assembly (81) by means of a snap-fit connection; the sterilization sleeve (12) provides a sterile, sealed environment for the insertion section of the implantation needle (811) of the sensor assembly (81) and the implantation needle (101) of the assist needle assembly (10).