CN213600459U

CN213600459U - Quantitative-identification blood filter sampling and dissolving device

Info

Publication number: CN213600459U
Application number: CN202023079610.5U
Authority: CN
Inventors: 周建平; 许秀丽; 周裕军
Original assignee: Beijing Diagreat Biotechnology Co Ltd
Current assignee: Beijing Diagreat Biotechnology Co Ltd
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-07-02
Anticipated expiration: 2030-12-17

Abstract

The utility model relates to a but quantitative identification's filter disc sampling and digestion device belongs to medical equipment's technical field, and it includes the container, the container is one end opening, other end confined stock solution device, the container can be dismantled in its open position department and be connected with the sealing member, the sealing member is connected with and stretches into the filter disc piece to the container in, the filter disc piece is used for gathering blood sample. The method can reduce the effect of potential pollution risk of the collected blood sample during dissolution detection.

Description

Quantitative-identification blood filter sampling and dissolving device

Technical Field

The application relates to the technical field of medical equipment, in particular to a blood filter sampling and dissolving device capable of being identified quantitatively.

Background

72 hours after birth of each newborn, the number of lactation exceeds 6, and 3 blood spot specimens with the diameter not less than 8mm are collected for newborn disease screening. Blood specimen collection is an important link in the disease screening process, and heel blood collection is the most common collection method.

In the prior art, a filter paper sheet is used for collecting the heel blood of a newborn, and because a collected blood sample has no closed storage environment, potential pollution risks exist during dissolution detection.

SUMMERY OF THE UTILITY MODEL

In order to reduce the potential pollution risk of the collected blood sample during dissolution detection, the application provides a quantitatively identifiable blood filter sampling and dissolution device.

The application provides a but filter disc sampling and dissolving out device of quantitative identification adopts following technical scheme:

the blood filter sampling and dissolving device capable of being quantitatively identified comprises a container, wherein the container is a liquid storage device with one open end and the other closed end, a sealing element is detachably connected to the opening of the container, a paper filter sheet extending into the container is connected to the sealing element, and the paper filter sheet is used for collecting a blood sample.

By adopting the technical scheme, after heel blood is collected by the filter paper sheet, the filter paper sheet can be directly put into the container containing quantitative dissolving liquid for subsequent treatment, and meanwhile, the opening position of the container is sealed by the sealing piece, so that a closed environment can be ensured in the container, the integration of the blood sampling and dissolving-out device is realized, the cross contamination is avoided, and the potential pollution risk of the blood sample during dissolution detection is reduced.

The present application may be further configured in a preferred example to: the sealing member includes the nut, the cross section of container in its open position department is circular, the container is provided with the external screw thread in the periphery wall circumference of its open position department, the nut be provided with external screw thread threaded connection's internal thread.

Through adopting above-mentioned technical scheme, nut and the opening position department threaded connection of container are convenient for realize the nut to the sealed operation of container, convenient operation.

The present application may be further configured in a preferred example to: the extension rod is detachably connected in the screw cap, extends into the container and is fixedly connected with the filter paper sheets.

Through adopting above-mentioned technical scheme, the setting of extension rod can be fixed the filter paper piece, and operating personnel can hand the nut and make things convenient for the work of getting blood to the filter paper piece, avoids polluting, and the extension rod stretches into can take the filter paper piece to stretch into to the container in simultaneously.

The present application may be further configured in a preferred example to: the nut internal stability is equipped with the inner tube, the inner tube is provided with the internal thread, the periphery wall that filter paper piece one end was kept away from to the extension rod is provided with the external screw thread, the extension rod stretches into to the inner tube in and threaded connection.

Through adopting above-mentioned technical scheme, extension rod and inner tube threaded connection conveniently dismantle between extension rod and the inner tube, can change the filter paper piece, and the practicality is stronger.

The present application may be further configured in a preferred example to: the nut internal fixation has the inner tube, the internal perisporium of inner tube has set firmly the rubber hose, the rubber hose sets up with the inner tube coaxial line, the extension rod is kept away from the pot head of filter paper piece and is located in the rubber hose.

Through adopting above-mentioned technical scheme, the one end of elongation rod is pegged graft in the rubber hose, fixes the elongation rod through the deformation of rubber hose, and the dismantlement mode easy operation, the reliability of elongation rod and inner tube.

The present application may be further configured in a preferred example to: the nut internal stability has been equipped with the inner tube, the draw-in groove has been seted up to the internal perisporium circumference of inner tube, the extension rod is kept away from the one end periphery wall circumference of filter paper piece and is equipped with the snap ring firmly, the snap ring inlays and locates in the draw-in groove.

Through adopting above-mentioned technical scheme, when the extension rod is pegged graft in the inner tube, the snap ring on the extension rod inlays and locates in the draw-in groove, through mutually supporting of snap ring and draw-in groove, makes extension rod and inner tube keep relatively fixed between the two.

The present application may be further configured in a preferred example to: the cross section of the container is circular, and scale marks are evenly carved on the outer wall of the container along the length direction of the container.

Through adopting above-mentioned technical scheme, the setting of scale mark can be to the container in quantitative infusion diluent with the detection demand that satisfies the difference.

The present application may be further configured in a preferred example to: the outer wall of the container is provided with a bar code convenient for identification.

By adopting the technical scheme, the containers can be better distinguished by setting the bar codes, the error rate is reduced, and sample confusion can be avoided.

The present application may be further configured in a preferred example to: anti-slip lines are carved on the peripheral wall circumference of nut

Through adopting above-mentioned technical scheme, the frictional force with the nut can be increased in the setting of antiskid line, better to handheld nut carry out blood sampling work.

In summary, the present application includes at least one of the following beneficial technical effects:

1. after the filter paper sheet collects heel blood, the heel blood can be directly placed into a container containing quantitative dissolution liquid for subsequent treatment, and meanwhile, the opening position of the container is sealed by adopting a sealing element, so that a closed environment can be ensured in the container, the integration of blood sampling and dissolution devices is realized, the cross contamination is avoided, and the potential pollution risk of a blood sample during dissolution detection is reduced;

2. the setting of extension rod can be fixed the filter paper piece, and operating personnel can hand the nut and make things convenient for the work of getting blood to the filter paper piece, avoids polluting, and the extension rod stretches into can take the filter paper piece to stretch into to the container in simultaneously.

Drawings

FIG. 1 is a schematic structural diagram of a quantitatively identifiable blood filter sampling and dissolution apparatus according to a first embodiment of the present application;

FIG. 2 is a schematic cross-sectional view of a first embodiment of the present application;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is a schematic cross-sectional view of a second embodiment of the present application;

FIG. 5 is an enlarged view of portion B of FIG. 4;

FIG. 6 is a schematic cross-sectional view of a third embodiment of the present application;

fig. 7 is an enlarged view of a portion C in fig. 6.

In the figure, 1, a container; 11. scale lines; 12. a bar code; 2. a nut; 21. anti-skid lines; 3. an inner tube; 31. a card slot; 4. an extension rod; 41. a filter paper sheet; 42. a snap ring; 5. a rubber hose.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

The embodiment I of the application discloses a blood filter sampling and dissolving device capable of being quantitatively identified, and the device comprises a container 1, wherein the container 1 is a liquid storage device with one open end and the other closed end, the container 1 is in a round tube shape, and the closed end of the container 1 is a tip. The open position department of container 1 is provided with the sealing member, and the sealing member includes nut 2, and the one end opening of nut 2, the other end seal set up, and the cross section of nut 2 is circular, and container 1 is provided with the external screw thread in the periphery wall circumference of its open position department, and the internal perisporium circumference of nut 2 is provided with the internal thread, and container 1's open position department and 1 threaded connection with container are located to 2 covers of nut. The periphery wall circumference of nut 2 is evenly carved with anti-skidding line 21, and anti-skidding line 21 extends the setting along the axis direction of nut 2.

Referring to fig. 2 and 3, an inner tube 3 is fixedly arranged at the top wall of the nut 2, the inner tube 3 and the nut 2 are coaxially arranged, the inner tube 3 is hollow, and one end of the inner tube 3, which is far away from the end connected with the nut 2, is an open end. Be provided with extension rod 4 in the inner tube 3, extension rod 4 and the coaxial setting of inner tube 3, extension rod 4 keeps away from the one end of inner tube 3 and extends nut 2 and fixedly connected with filter paper piece 41, and filter paper piece 41 is used for gathering the blood sample, and extension rod 4 takes filter paper piece 41 to stretch into to container 1 in, and filter paper piece 41's outward flange sets up with container 1's inner wall looks interval.

The internal peripheral wall circumference of inner tube 3 is provided with the internal thread, and the periphery wall circumference that extension rod 4 kept away from filter paper piece 41 one end is provided with the external screw thread, and the one end of extension rod 4 stretches into in the inner tube 3 and with inner tube 3 threaded connection.

Referring to fig. 1, the outer wall of the container 1 is evenly marked with graduation lines 11 along the length direction thereof, and the graduation lines 11 are arranged to infuse diluent into the container 1 in a fixed amount. The outer wall of the container 1 is also pasted with a bar code 12, and the bar code 12 is used for distinguishing the container 1.

The implementation principle of the first embodiment is as follows: the filter paper sheets 41 are supported by holding the screw cap 2 by hand, after the blood sampling of the filter paper sheets 41 is finished, the filter paper sheets 41 are stretched into the container 1 for storage and dissolution, at the moment, the screw cap 2 is sleeved on the container 1, the screw cap 2 is rotated, the screw cap 2 performs thread transmission on the container 1, and the screw cap 2 is fixed on the container 1 through the threaded connection of the screw cap 2 and the container 1;

when a new filter paper sheet 41 needs to be replaced, the extension rod 4 is manually rotated to unscrew the extension rod 4 from the internal threads of the inner tube 3, and the extension rod 4 on the new filter paper sheet 41 is screwed into the inner tube 3.

Carry out two

The difference between the second embodiment and the first embodiment is only that: referring to fig. 4 and 5, the rubber hose 5 is fixedly arranged on the inner peripheral wall of the inner tube 3, the rubber hose 5 and the inner tube 3 are coaxially arranged, the outer peripheral wall of the rubber hose 5 is attached to the inner peripheral wall of the inner tube 3, openings at two ends of the rubber hose 5 are arranged, one end of the inner tube 3, which is far away from the top wall of the nut 2, is flared outwards, and one end of the extension rod 4, which is far away from the filter paper piece 41, is sleeved in the rubber hose 5.

The second embodiment is implemented according to the following principle: when the filter paper sheet 41 needs to be replaced, the extension rod 4 of a new filter paper sheet 41 is inserted into the rubber hose 5 of the inner tube 3, and the extension rod 4 is fixed by deforming the rubber hose 5.

EXAMPLE III

The difference between the third embodiment and the first embodiment is only that: referring to fig. 6 and 7, the inner circumferential wall of the inner tube 3 is circumferentially provided with an annular clamping groove 31, the outer circumferential wall of one end of the extension rod 4, which is far away from the filter paper sheet 41, is circumferentially and fixedly provided with an annular clamping ring 42, the clamping ring 42 is matched with the clamping groove 31, and when the extension rod 4 is sleeved in the nut 2, the clamping ring 42 is embedded in the clamping groove 31.

The third embodiment is implemented according to the following principle: when the extension rod 4 is inserted into the inner tube 3, the snap ring 42 on the extension rod 4 is embedded in the snap groove 31 under the extrusion of external force, and the extension rod 4 and the inner tube 3 are fixed through the mutual matching of the snap ring 42 and the snap groove 31.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A blood filter sampling and dissolving device capable of being quantitatively identified is characterized in that: the blood sample collector comprises a container (1), wherein the container (1) is a liquid storage device with one open end and the other closed end, a sealing piece is detachably connected to the opening of the container (1), a filter paper piece (41) extending into the container (1) is connected to the sealing piece, and the filter paper piece (41) is used for collecting a blood sample.

2. The quantitatively identifiable filter sampling and dissolution apparatus of claim 1, wherein: the sealing member includes nut (2), container (1) is circular in the cross section of its open position department, container (1) is provided with the external screw thread in the periphery wall circumference of its open position department, nut (2) are provided with the internal thread with external screw thread threaded connection.

3. The quantitatively identifiable filter sampling and dissolution apparatus of claim 2, wherein: the extension rod (4) is detachably connected in the screw cap (2), and the extension rod (4) extends into the container (1) and is fixedly connected with the filter paper sheets (41).

4. A quantitatively identifiable filter sampling and dissolution apparatus according to claim 3, characterized in that: nut (2) internal fixation has inner tube (3), inner tube (3) are provided with the internal thread, the periphery wall that filter paper piece (41) one end was kept away from in extension rod (4) is provided with the external screw thread, extension rod (4) stretch into to inner tube (3) in and threaded connection.

5. A quantitatively identifiable filter sampling and dissolution apparatus according to claim 3, characterized in that: nut (2) internal fixation has inner tube (3), the internal perisporium of inner tube (3) has set firmly rubber hose (5), rubber hose (5) and inner tube (3) coaxial line set up, the one end cover that filter paper piece (41) was kept away from in rubber hose (5) is located in extension rod (4).

6. A quantitatively identifiable filter sampling and dissolution apparatus according to claim 3, characterized in that: nut (2) internal fixation has inner tube (3), draw-in groove (31) have been seted up to the internal perisporium circumference of inner tube (3), extension rod (4) keep away from the one end periphery wall circumference of filter paper piece (41) and have set firmly snap ring (42), snap ring (42) inlay and locate in draw-in groove (31).

7. The quantitatively identifiable filter sampling and dissolution apparatus of claim 2, wherein: the cross section of the container (1) is circular, and scale marks (11) are uniformly marked on the outer wall of the container (1) along the length direction of the container.

8. The quantitatively identifiable filter sampling and dissolution apparatus of claim 1, wherein: the outer wall of the container (1) is provided with a bar code (12) convenient for identification.

9. The quantitatively identifiable filter sampling and dissolution apparatus of claim 2, wherein: the periphery wall of the nut (2) is carved with anti-skidding line (21) in the circumferential direction.