CN211094157U - Integrated blood sampling and blood sugar measuring device - Google Patents
Integrated blood sampling and blood sugar measuring device Download PDFInfo
- Publication number
- CN211094157U CN211094157U CN201921689247.3U CN201921689247U CN211094157U CN 211094157 U CN211094157 U CN 211094157U CN 201921689247 U CN201921689247 U CN 201921689247U CN 211094157 U CN211094157 U CN 211094157U
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- Prior art keywords
- blood
- negative pressure
- measuring device
- taking needle
- pressure cavity
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- 239000008280 blood Substances 0.000 title claims abstract description 107
- 210000004369 blood Anatomy 0.000 title claims abstract description 107
- 238000010241 blood sampling Methods 0.000 title claims abstract description 17
- 230000001681 protective effect Effects 0.000 claims abstract description 22
- 238000006243 chemical reaction Methods 0.000 claims abstract description 19
- 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 claims description 20
- 239000008103 glucose Substances 0.000 claims description 20
- 239000007788 liquid Substances 0.000 claims description 10
- 238000006911 enzymatic reaction Methods 0.000 claims description 6
- 239000012528 membrane Substances 0.000 claims description 5
- 230000002641 glycemic effect Effects 0.000 claims description 3
- 125000002791 glucosyl group Chemical group C1([C@H](O)[C@@H](O)[C@H](O)[C@H](O1)CO)* 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 3
- 206010012601 diabetes mellitus Diseases 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
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- Investigating Or Analysing Biological Materials (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The utility model relates to an integrated blood sampling and blood sugar measuring device, which comprises a body, wherein the body is provided with a negative pressure cavity and a reaction cavity which are mutually communicated through a blood guide groove; the negative pressure cavity is provided with a blood taking needle, one end of the blood taking needle, which is far away from the negative pressure cavity, is positioned outside the body, and one end of the blood taking needle, which is positioned outside the body, is sleeved with a protective sleeve which is flexible; the reaction cavity is connected with a test electrode. The beneficial effects are that: the puncture and blood placement can be performed continuously, and the rapid blood placement is realized; the contact frequency of the wound and other objects is reduced, and the risk is reduced.
Description
Technical Field
The utility model belongs to the technical field of medical appliances, especially, relate to a blood sampling blood glucose test paper.
Background
With the accelerated growth of diabetes patients and the younger age of onset worldwide, the self-monitoring of blood glucose levels by diabetes patients is important in addition to medical personnel intervention.
At present, in the glucometer devices on the market, a blood taking needle and a blood glucose test paper are separated, and in clinical use, fingers are firstly punctured by the blood taking needle, then the blood glucose test paper is used for absorbing blood, and finally the blood glucose value is measured. Although the operation steps are simple, for some people, the number of times of measuring blood sugar every day is large, and reasonable simplification of the operation steps is needed.
For this reason, an integrated blood glucose meter test paper disclosed in CN 205484347U appears, which realizes the operations of puncturing and blood sampling by a device by arranging a needle on the test paper, and improves the convenience of blood glucose test to a certain extent.
However, the blood sampling device essentially comprises two steps, namely pricking and placing the blood, and the purpose of quickly taking the blood after pricking is still not achieved; in addition, in the blood placement process, the wound is generally required to be in contact with the blood placement area, so that the wound is in contact with excessive parts, and certain hidden danger is caused.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model provides an integral type blood sampling blood sugar test paper has mainly solved prior art and can not realize the blood sampling and put the blood and link up going on, and it is slow to put the blood, needs after the wound is pricked and contacts scheduling problem with other thing.
In order to solve the problem, the utility model adopts the following technical scheme:
an integrated blood sampling and blood sugar measuring device comprises a body,
the body is provided with a negative pressure cavity and a reaction cavity which are mutually communicated through a blood guide groove;
the negative pressure cavity is provided with a blood taking needle, one end of the blood taking needle far away from the negative pressure cavity is positioned outside the body,
one end of the blood taking needle, which is positioned outside the body, is sleeved with a protective sleeve, and the protective sleeve is flexible;
the reaction cavity is connected with a test electrode.
In one form, the blood conducting channel is a capillary tube.
In one mode, the liquid inlet end of the blood taking needle is inwards protruded on the inner wall of the negative pressure cavity.
In one mode, the liquid inlet end is located at one end part of the negative pressure cavity close to the blood guide groove.
In one mode, a glucolase reaction membrane is arranged in the reaction cavity.
In one form, the test electrodes include first and second electrodes that are attached to the glycaemic enzyme reaction membrane, respectively.
In one mode, the protective sleeve is sleeved outside the exposed end of the blood taking needle, and the length of the protective sleeve is matched with that of the exposed end.
One way, the protective sheath is comprised of one or more arcuate rings; when the arc ring is a plurality of, a plurality of arc rings are coaxial setting.
In one form, the negative pressure chamber is an elastic bladder; one side surface of the elastic air bag is protruded out of the outer side surface of the body.
In one mode, two ends of the elastic air bag are respectively communicated with the blood taking needle and the blood guide groove.
The utility model has the advantages that:
1. the puncture and blood placement can be performed continuously, and the rapid blood placement is realized;
2. the contact frequency of the wound and other objects is reduced, and the risk is reduced.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a perspective view of the present invention;
fig. 3 is a schematic view of a usage of the present invention.
In the figure:
the blood sampling device comprises a negative pressure cavity 10, a reaction cavity 20, a test electrode 30, a first electrode 31, a second electrode 32, a blood guide groove 40, a blood sampling needle 50, a liquid inlet end 51, an exposed end 52, a body 100, a protective sleeve 200 and an arc-shaped ring 201.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
as shown in fig. 1, an integrated blood sampling and blood glucose measuring device,
the device comprises a body 100, wherein the body 100 is provided with a negative pressure cavity 10 and a reaction cavity 20 which are mutually communicated through a blood guide groove 40;
the blood in the negative pressure cavity 10 is introduced into the reaction cavity 20 through the blood guide groove 40, and the blood reacts and tests in the reaction cavity 20;
the reaction chamber 20 is provided with a blood glucose enzyme reaction film, and the specific principle and technology of the blood glucose enzyme reaction film reacting with blood to generate an electric signal is that all the technologies can achieve the purpose, and are not particularly limited.
The negative pressure cavity 10 is provided with a blood taking needle 50, one end of the blood taking needle 50 far away from the negative pressure cavity 10 is positioned outside the body 100,
the blood taking needle 50 is of a through structure, and blood can flow through the through structure;
a protective sleeve 200 is sleeved at one end of the blood taking needle 50, which is positioned outside the body 100, and the protective sleeve 200 is flexible;
as shown in fig. 1, the protective sheath 200 is sleeved outside the exposed end 52 of the blood sampling needle 50, the exposed end 52 is an end portion outside the body 100, and the length of the protective sheath 200 is matched with the length of the exposed end 52.
In the standby state, the protective sleeve 200 covers the exposed end 52 at the left end of the blood sampling needle 50, so that the needle tip is sealed in the standby state and is not easy to scratch other people. At the same time, the protective sleeve length 200 matches the exposed end 52 length, one way being equal, so that protection is achieved without affecting subsequent blood draw.
The reaction cavity 20 is connected with a test electrode 30;
the test electrode 30 includes a first electrode 31 and a second electrode 32 respectively connected to the glycaemic enzyme reaction membrane;
the blood glucose enzyme reaction membrane is electrically connected with the first electrode 31 and the second electrode 32, and the first electrode 31 and the second electrode 32 are both connected with a test port of the glucometer and used for transmitting electric signals.
The blood guiding groove 40 is a capillary tube, and the blood in the negative pressure cavity 10 can be guided into the reaction cavity 20 by the capillary siphon action of the capillary tube.
The liquid inlet end 51 of the blood taking needle 50 is inwardly protruded on the inner wall of the negative pressure cavity 10, and further, the liquid inlet end 51 is located at one end part of the negative pressure cavity 10 close to the blood guide groove 40; as shown in fig. 1 and 2, the liquid inlet end 51 is located at the right end of the negative pressure cavity 10, so that when a certain amount of blood is in the negative pressure cavity 10, the blood is not easy to flow back, for example, when the amount of blood in the negative pressure cavity 10 is half of the volume of the cavity, the test paper is moved, so that the blood taking needle 50 is downward, and the liquid inlet end 51 is located on the blood liquid level, so that the blood taking needle 50 is not easy to flow back, and the requirement on the diameter of the blood taking needle 50 is reduced.
As shown in fig. 2, the protective sheath 200 is comprised of one or more arcuate loops 201; when the arc ring 201 is plural, the arc rings 201 are coaxially arranged.
The protective sheath 200 can be compressed, and when the blood sampling needle 50 is inserted into a human body, the protective sheath 200 is compressed along the axial direction, and after the protective sheath 200 is compressed, the needle head of the blood sampling needle 50 is exposed.
The negative pressure cavity 10 is an elastic air bag; one side surface of the elastic air bag protrudes out of the outer side surface of the body 100, and a negative pressure space is manufactured by pressing and releasing the elastic air bag, so that the effect of blood suction is achieved.
The two ends of the elastic air bag are respectively communicated with the blood taking needle 50 and the blood guide groove 40;
when the blood taking needle is used, the elastic air bag is pressed firstly, and then negative pressure is formed in the blood taking needle 50 in the releasing process, so that the purpose of sucking blood contacted with the exposed end 52 of the blood taking needle 50 is realized.
The utility model discloses a use mode does:
the finger is pricked by the blood taking needle 52, blood seeps out of the wound, and then the elastic air bag is pressed;
the port of the exposed end 52 is contacted with the blood drop, the elastic air bag is loosened, and the blood taking needle 52 forms negative pressure in the recovery process, so that the blood drop is sucked into the negative pressure cavity 10;
after the blood reaches the negative pressure cavity, the blood reaches the reaction cavity 20 through the capillary siphoning action of the capillary tube, and reacts with the blood sugar reaction film to generate a current signal.
In the process, the finger does not need to be directly contacted with the blood placement area after being pricked, only needs to be contacted with the pricked needle head, and can be linearly and continuously taken for blood, and blood can be taken in time after being pricked and oozed; meanwhile, the blood exposure time is reduced, and the blood can enter the inner cavity more quickly.
It will be apparent to those skilled in the art that various modifications may be made to the above embodiments without departing from the general spirit and concept of the invention. Which all fall within the protection scope of the utility model. The protection scheme of the utility model is based on the appended claims.
Claims (10)
1. Blood glucose unit is surveyed in integral type blood sampling, its characterized in that: comprises a body (100),
the body (100) is provided with a negative pressure cavity (10) and a reaction cavity (20) which are communicated with each other through a blood guide groove (40);
the negative pressure cavity (10) is provided with a blood taking needle (50), one end of the blood taking needle (50) far away from the negative pressure cavity (10) is positioned outside the body (100),
a protective sleeve (200) is sleeved at one end of the blood taking needle (50) positioned outside the body (100), and the protective sleeve (200) is flexible;
the reaction cavity (20) is connected with a test electrode (30).
2. The integrated lancing and blood glucose measuring device of claim 1, wherein: the blood guide groove (40) is a capillary tube.
3. The integrated lancing and blood glucose measuring device of claim 1, wherein: the liquid inlet end (51) of the blood taking needle (50) is inwards protruded on the inner wall of the negative pressure cavity (10).
4. The integrated lancing and blood glucose measuring device of claim 3, wherein: the liquid inlet end (51) is positioned at one end part of the negative pressure cavity (10) close to the blood guide groove (40).
5. The integrated lancing and blood glucose measuring device of claim 1, wherein: a glucolase reaction film is arranged in the reaction cavity (20).
6. The integrated lancing and blood glucose measuring device of claim 5, wherein: the test electrode (30) includes a first electrode (31) and a second electrode (32) respectively connected to the glycaemic enzyme reaction membrane.
7. The integrated lancing and blood glucose measuring device of claim 1, wherein: the protective sleeve (200) is sleeved on the outer side of an exposed end (52) of the blood taking needle (50), and the length of the protective sleeve (200) is matched with that of the exposed end (52).
8. The integrated lancing and blood glucose measuring device of claim 1, wherein: the protective sleeve (200) is composed of one or more arc-shaped rings (201); when the number of the arc-shaped rings (201) is multiple, the arc-shaped rings (201) are coaxially arranged.
9. The integrated lancing and blood glucose measuring device of claim 1, wherein: the negative pressure cavity (10) is an elastic air bag; one side surface of the elastic air bag is protruded out of the outer side surface of the body (100).
10. The integrated lancing and blood glucose measuring device of claim 9, wherein: the two ends of the elastic air bag are respectively communicated with the blood taking needle (50) and the blood guide groove (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921689247.3U CN211094157U (en) | 2019-10-11 | 2019-10-11 | Integrated blood sampling and blood sugar measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921689247.3U CN211094157U (en) | 2019-10-11 | 2019-10-11 | Integrated blood sampling and blood sugar measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211094157U true CN211094157U (en) | 2020-07-28 |
Family
ID=71710516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921689247.3U Expired - Fee Related CN211094157U (en) | 2019-10-11 | 2019-10-11 | Integrated blood sampling and blood sugar measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211094157U (en) |
-
2019
- 2019-10-11 CN CN201921689247.3U patent/CN211094157U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200728 |