CN105919604B

CN105919604B - Portable blood sampling detects integrative blood glucose meter

Info

Publication number: CN105919604B
Application number: CN201610222439.8A
Authority: CN
Inventors: 杜东; 游佳丹; 张静
Original assignee: Wuhan Enjoy Tianlun Technology Co ltd
Current assignee: Wuhan Enjoy Tianlun Technology Co Ltd
Priority date: 2016-04-08
Filing date: 2016-04-12
Publication date: 2020-05-26
Anticipated expiration: 2036-04-12
Also published as: CN105919604A

Abstract

The invention relates to a portable blood sampling and detecting integrated glucometer which comprises a main body rod, a detecting function module, a clamping ring, a spring, a push rod, a pressing rod, a needle head, a fixed seat, a needle head sleeve and a reset key. On one hand, the blood glucose meter can adjust the pricking depth of different users by adjusting the height of the needle head sleeve during blood collection, so that the blood collection needle only penetrates through a skin painless layer, and accurate blood collection is realized; on the other hand, through the inside negative pressure of cavity after the blood sampling, produce the siphon effect, let blood can absorb sufficient blood volume and detect not passing through under the extruded condition, make blood sugar test result more accurate, blood sampling and test equipment are integrative moreover, and more convenience of customers uses, carries very conveniently.

Description

Portable blood sampling detects integrative blood glucose meter

Technical Field

The invention relates to medical equipment, in particular to a portable blood sampling and detecting integrated glucometer.

Background

The blood glucose meter is an instrument for measuring the concentration of blood glucose in blood, and is a medical instrument necessary for families for diabetics needing to regulate blood glucose. The blood glucose detection techniques commonly used today mainly include optical intensity measurement and electrochemical measurement. However, the blood glucose meter adopting the light intensity measurement method or the electrochemical measurement method has the defect of difficult portability, and the operation is complicated and inconvenient when a patient measures the blood glucose.

Overall, the inventors of the present invention also found that: the existing glucometers have single function, if a patient needs to measure blood sugar, a separate blood sampling instrument needs to be prepared, so that the use cost is increased, the use is very inconvenient, and the patient feels very painful in use; on the other hand, the existing blood sampling instrument needs a user to press and squeeze blood after blood sampling because of the imperfect structural design, and the method is easy to extrude subcutaneous tissue fluid simultaneously, so that the blood concentration is diluted, and the blood sugar test result is low.

Disclosure of Invention

An object of the embodiments of the present invention is to provide a portable blood sampling and testing integrated blood glucose meter, which is used to solve the above technical problems.

A blood collection and testing integrated glucose meter, the glucose meter comprising: the two ends of the main body rod comprise a head part and a tail part, and the main body rod comprises a cavity which is arranged along the length direction of the main body rod; a detection function module disposed within the cavity; a snap ring and at least one spring disposed within the cavity; a push rod, said push rod moves along said cavity; the pressing rod is connected with the push rod and used for pushing the push rod to move along the cavity and abut against the spring to be clamped by the clamping ring, and a needle tube is arranged in the push rod; a needle head, the needle head is arranged at one end of the needle tube far away from the head part; the fixing seat is connected with the tail part of the main body rod, and a through hole for the needle tube to pass through is formed in the fixing seat; the needle head sleeve is connected with the fixed seat through threads, and the needle head sleeve is pressed against fingers of a human body when in use; and the reset key is arranged on the main body rod and connected with the clamping ring, when the reset key is pressed, the at least one spring resets, and blood on a finger is sucked to the detection function module through the needle tube by negative pressure in the cavity to be detected.

Compared with the prior art, the blood sampling and detecting integrated glucometer provided by the embodiment of the invention can adjust the pricking depths of different users by adjusting the height of the needle head sleeve during blood sampling, so that the blood sampling needle only penetrates through a skin painless layer, and accurate and slightly painful blood sampling is realized; on the other hand, through the inside negative pressure of cavity after the blood sampling, produce the siphon effect, let blood can absorb sufficient blood volume and detect not passing through under the extruded condition, make blood sugar test result more accurate, blood sampling and test equipment are integrative moreover, and more convenience of customers uses, carries very conveniently.

Drawings

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

FIG. 1 is an exploded view of a blood collection and testing integrated glucose meter provided by an embodiment of the present invention;

FIG. 2 is a further exploded view of the blood collection and testing integrated glucose meter of FIG. 1;

FIG. 3 is a schematic view of an assembled structure of the blood collection and testing integrated glucose meter shown in FIG. 1;

fig. 4 is a schematic cross-sectional view of the blood collection and test integrated glucose meter shown in fig. 1.

Detailed Description

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

Referring to fig. 1 and 2 together, the embodiment of the invention provides a blood glucose meter 100 with data transmission function, which includes a main body rod 10, a detection function module 20, a snap ring (not shown) and a first spring 251, a second spring 252, a push rod 30, a needle 45, a fixing seat 50, a needle cannula 60, and a reset key 75.

The main body rod 10 is approximately in the shape of a long strip, two ends of the main body rod include a head portion 11 and a tail portion 12, and the main body rod 10 includes a cavity 10A formed along the length direction thereof. It is understood that the main body bar 10 may have other shapes such as an oval shape, a truncated cone shape, etc. in other modified embodiments, and is not limited to the specific embodiment. In addition, the main body bar 10 is provided with a plurality of anti-slip stripes 10C adjacent to the tail portion 12 thereof, and the anti-slip stripes 10C are arranged in a direction perpendicular to the longitudinal direction of the main body bar 10.

The detection function module 20 is disposed in the main body shaft 10, for example, in the cavity 10A of the main body shaft 10, and can specifically use an electrochemical detection method or other methods to measure blood sugar, which is not limited to the specific embodiment.

The snap ring and the first and

second springs

251 and 252 are disposed in the cavity 10A of the main body rod 10.

In this embodiment, the main body rod 10 is provided with a first guiding hole 10D along a direction perpendicular to the length direction thereof. The first guide hole 10D is substantially an elliptical hole. In addition, an operation hole 10E for accommodating the reset key 75 is further disposed on a side surface of the main body lever 10, and as shown in fig. 1, the operation hole 10E is specifically a circular hole.

Referring to fig. 3, in the present embodiment, the blood glucose meter 100 with data transmission function further includes a cover 15, and when the blood glucose meter is installed, the cover 15 is disposed on the head 11.

In addition, as shown in fig. 1 to fig. 3, in this embodiment, the blood glucose meter 100 with data transmission function further includes a mounting seat 70, a pressing rod 71, a guiding ring 72, a connecting ring 73 and a sealing ring 74. The guide ring 72 is used for guiding the push rod 30. The outer contour of the mounting seat 70 is adapted to the cavity 10A, and includes a second guiding hole 70D corresponding to the first guiding hole 10D, and a first accommodating cavity 70A, a second accommodating cavity 70B, and a third accommodating cavity 70C (see fig. 4 in detail) formed along the length direction thereof, wherein a blocking plate 77 is disposed between the first accommodating cavity 70A and the second accommodating cavity 70B, and the first accommodating cavity 70A and the second accommodating cavity 70B are communicated with each other. In this embodiment, the first receiving cavity 70A is communicated with the second guiding hole 70D.

The push rod 30 has a first guide rod 31 and a second guide rod 32, the second guide rod 32 is connected to the first guide rod 31, the radius of the first guide rod 31 is greater than the outer diameter of the second guide rod 32, and the needle tube 320 is disposed at the center of the push rod 30. In this embodiment, a sealing ring 64 is disposed between a connection portion of the first guide rod 31 and the second guide rod 32 and an inner wall of the mounting seat 70, the second accommodating chamber 70B is located at an upper portion of the sealing ring 64, and the third accommodating chamber 70C is located at a lower portion of the sealing ring 64, that is, the second accommodating chamber 70B and the third accommodating chamber 70C are blocked by the sealing ring 64. In addition, in the present embodiment, the first guide rod 31 is provided with a groove 310 inwardly opened from an end thereof.

During installation, as shown in fig. 2 and 3, the second spring 252 is sleeved on the second guide rod 32 of the push rod 30, and then inserted into the second accommodating cavity 70B of the mounting seat 70 (the second spring 252 is located in the second guide cavity 70B), and then the mounting seat 70 and the push rod 30 are inserted into the cavity 10A of the main rod 10 from the tail portion 12 of the main rod 10 until the second guide rod 32 passes through the blocking plate 77 and then extends into the first accommodating cavity 70A, and when the first guide hole 10D is aligned with the second guide hole 70D, the first spring 251 is sleeved on the end portion of the second guide rod 32, and then the guide ring 72 is sleeved on the first spring 251, and then the pressing rod 71 passes through the first guide hole 10D and the second guide hole 70D and is connected with the guide ring 72, so as to form a T-shaped connection structure (as shown in fig. 2). In this embodiment, the pressing rod 71 and the guide ring 72 are respectively provided with an installation position-lock, so that the installation between the pressing rod and the guide ring is convenient, and in addition, a silica gel layer is further arranged at the installation position-lock (i.e. the joint) to prevent the gas from leaking out before passing through the two.

Referring to fig. 4, the first spring 251 is a compression spring in the present embodiment, and the first spring 252 is a return spring. Specifically, when in use, the pressing rod 71 is used for pushing the push rod 30 to move along the cavity 10A, and is pressed against the second spring 252 and clamped by the snap ring. In this embodiment, the first guide hole 10D and the second guide hole 70D are preferably configured to allow the pressing rod 71 to slide a certain distance along the inside thereof to complete the pushing and returning operations, and the pressing rod 71 is configured to protrude from the side surface of the main body rod 10 to facilitate the pushing and pulling operations by a human hand. In addition, during the process that the push rod 30 is pushed by the pressing rod 71 to move downwards along the cavity 10A, the first guide rod 31 can be accommodated in the fixed seat 50 and move along the inner cavity of the fixed seat 50.

The needle 45 is connected to the needle tube 320 and is disposed at an end of the push rod 30 away from the head 11.

The fixed seat 50 is disposed at the tail portion 12 of the main body rod 10, and a through hole 50A for the needle tube 320 to pass through is disposed therein. The needle cannula 60 and the holder 50 are connected by a screw thread, and are hollow, and a fourth receiving chamber 50C is formed between the needle cannula and the holder 50 and between the first guide bar 31. As shown in fig. 4, the fourth receiving cavity 50C is at least partially communicated with the third receiving cavity 70C. In addition, the needle cannula 60 has an annular end 60A, as shown in FIG. 1. In addition, in this embodiment, a plurality of anti-slip stripes 60C are disposed on the outside of the needle cannula 60, and the anti-slip stripes 60C are disposed along a direction parallel to the longitudinal direction of the main body rod 10. Further, a silicone layer is disposed between the needle cannula 60 and the fixing base 50 to prevent gas from leaking before passing through the two.

When the fixing base 50 is mounted, the fixing base 70 is screwed to the fixing base 50, and the connecting ring 73 and the seal ring 74 are provided therebetween.

In addition, in this embodiment, the needle cannula 60 includes and sets up a plurality of instruction positions 60B along its circumferencial direction, like this when operating it relatively when the fixing base 50 is rotatory, it can play the effect of instruction, corresponds each instruction position 60B promptly, and when the needle cannula 60 was rotatory, its height of adjustable reached the adjustment to different users' depth of pricking, let the blood taking needle only see through the painless layer of skin, realizes the purpose of accurate blood sampling. It will be noted that in use, the end 60A of the needle cannula 60 is pressed against the skin of a human finger to form a sealed space with the skin layer of the finger.

The reset key 75 is disposed on the main body rod 10 and connected to the snap ring (not shown), when the reset key 75 is pressed, the second spring 252 is reset, and blood on the finger is sucked to the detection function module 20 for detection through the needle cannula 60 and the negative pressure in the cavity 10A. In this embodiment, the reset key 75 is made of elastic rubber. It is understood that in other modified embodiments, the reset key 75 may be made of other materials, and is not limited to the specific embodiment.

In this embodiment, as shown in fig. 1, the blood glucose meter 100 with data transmission function further includes a display 81, a battery 82, a bluetooth module 83, and a detection slot 84 (see fig. 2 for details). The display 81, the battery 82 and the bluetooth module 83 are disposed on the main body bar 10, wherein the battery 82 is located between the bluetooth module 81 and the detection function module 20. When the portable Bluetooth detection device is used, the battery 82 is used for supplying power to the Bluetooth module 81, the detection function module 20 and the display screen 81, and the detection slot 84 is connected with the detection function module 20. The display 81 is connected to the detection function module 20 in this embodiment. In use, the test paper 90 is inserted into the test slot 84, the blood glucose level detected by the test function module 20 is displayed on the test paper 81, and the blood glucose level detected by the test function module 20 is displayed on the test paper. Specifically, the display 81 is a liquid crystal display, and the battery is a button battery.

In addition, in the present embodiment, a plurality of micro windows 10B for exposing the display 81 are opened on a side surface of the main body bar 10.

The cover 15 is provided with a guide slot 15A (see fig. 1) penetrating the cavity 10A, and when in use, the cover is used for inserting the test paper 90, and when the test paper 90 is inserted, the test function module 20 can test blood sugar. It should be noted that, before use, the needle tube 320 is usually connected to a sleeve 92, which serves to protect the needle 45, and the sleeve 92 is inserted into the recess 310. A ring-shaped pull rod 93 is also provided at the end of the sleeve 92. In practice, the needle 45 may be used to collect blood volume by pulling the pull rod 93 in a direction away from the needle cannula 60 to pull the sleeve 92 out.

In summary, in the blood glucose meter 100 with data transmission function provided in the embodiment of the present invention, on one hand, since the needle sleeve 60 is connected to the fixing base 50 through the screw thread, the height of the needle sleeve 60 can be adjusted by rotating the needle sleeve 60 during blood collection, so as to adjust the pricking depth of the needle 45 relative to different users, so that the blood collection needle only penetrates through a skin painless layer, thereby realizing accurate blood collection, and simultaneously reducing the pain of hands during blood collection to the maximum extent;

on the other hand, after blood sampling, the third accommodating cavity 70C of the mounting seat 70 (which is located in the cavity 10A of the main body rod 10 and separated from the second accommodating cavity 70B by the sealing ring 64) and the internal negative pressure of the needle cannula 60, the fixing seat 50 and the fourth accommodating cavity 50C between the first guide rods 31 generate siphon effect, so that blood can be detected by sucking enough blood volume through the needle tube 320 without extrusion, the blood sugar test result is more accurate, and the blood sampling and testing device are integrated, thereby being more convenient for users to use and convenient to carry.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a portable blood sampling detects integrative blood glucose meter which characterized in that, blood glucose meter includes:

the test paper box comprises a main body rod, a plurality of test paper storage boxes and a plurality of test paper storage boxes, wherein two ends of the main body rod comprise a head part and a tail part, the main body rod comprises a cavity which is formed along the length direction of the main body rod, a cover body is arranged on the head part of the main body rod, a guide groove which is communicated with the cavity is formed in the cover body and used for inserting test paper, and a first guide hole is formed in the main body rod along the direction vertical to the length direction of the main body rod;

a detection function module disposed within the cavity;

a snap ring and at least one spring disposed within the cavity;

the push rod moves along the cavity and is provided with a first guide rod and a second guide rod, the second guide rod is connected with the first guide rod, the radius of the first guide rod is larger than the outer diameter of the second guide rod, and a groove is formed in the end part of the first guide rod inwards;

the pressing rod penetrates through the first guide hole, is connected with the push rod and is used for pushing the push rod to move along the cavity and to be pressed against the spring so as to be clamped by the clamping ring, and a needle tube is arranged in the push rod;

the needle head is connected with the needle tube, the needle head is arranged at one end of the needle tube, which is far away from the head, the needle tube is connected with a sleeve to play a role of protecting the needle head, the sleeve is inserted into the groove, and the end part of the sleeve is also provided with an annular pull rod;

the fixing seat is connected with the tail part of the main body rod, and a through hole for the needle tube to pass through is formed in the fixing seat;

the needle sleeve is connected with the fixed seat through threads, a plurality of indicating positions are arranged along the peripheral direction of the needle sleeve, the needle sleeve is pressed against fingers of a human body when in use, and the indicating positions are correspondingly selected through the rotation of the needle sleeve relative to the fixed seat; and

the reset key is arranged on the main body rod and connected with the clamping ring, when the reset key is pressed, the at least one spring resets, and blood on a finger is sucked to the detection function module through the needle tube by negative pressure in the cavity.

2. The portable blood-sampling and testing integrated glucose meter according to claim 1, further comprising a display screen disposed on the main body shaft and connected to the testing function module, wherein the display screen is used for displaying the blood glucose value tested by the testing function module.

3. The portable integrated blood glucose meter for blood sampling and testing of claim 2, wherein the display screen is disposed in the cavity of the main body rod, and a plurality of micro windows for exposing the display screen are opened on a side surface of the main body rod.

4. The portable blood-sampling and-testing integrated glucose meter according to claim 2, further comprising a bluetooth module and a battery for supplying power to the bluetooth module, the testing function module and the display screen.

5. The portable blood-sampling and testing integrated glucose meter according to claim 4, wherein the battery is located between the Bluetooth module and the testing function module.

6. The portable integrated blood glucose meter for blood sampling and testing of claim 1, wherein the fixing base is screwed with the tail of the main body rod.

7. The portable integrated blood glucose meter for blood sampling and testing of claim 1, wherein the at least one spring comprises a first spring and a second spring sleeved on the push rod.

8. The portable blood collection and testing integrated glucose meter of claim 1, wherein the needle cannula has an end portion that is circular.