CN219070320U

CN219070320U - Novel cord blood collection bag

Info

Publication number: CN219070320U
Application number: CN202222591187.XU
Authority: CN
Inventors: 张佳玲; 程素华
Original assignee: Anhui Yiwensai Biotechnology Co ltd
Current assignee: Anhui Yiwensai Biotechnology Co ltd
Priority date: 2022-09-29
Filing date: 2022-09-29
Publication date: 2023-05-26
Anticipated expiration: 2032-09-29

Abstract

The utility model discloses a novel umbilical blood collection bag which comprises a blood collection bag, a sampling tube and a mounting mechanism, wherein the upper end of the blood collection bag is communicated with a blood collection needle tube, a first airtight valve is arranged on the blood collection needle tube, the lower end of the blood collection bag is communicated with a connecting tube, and a third one-way valve is arranged on the connecting tube. When the umbilical cord blood sampling device is used, when umbilical cord blood is required to be sampled and detected, the sampling tube is in threaded connection with the threaded sleeve, the threaded sleeve rod is rotated, the limiting block below the threaded sleeve rod is positioned below the whole limiting hole, the threaded sleeve rod is held by a hand, the threaded rod is driven by the rotating handle to rotate, the threaded rod drives the supporting block and the limiting block to move upwards, the limiting block is inserted into the limiting hole, the sampling tube and the sampling tube are mounted, the third airtight valve is opened, the blood sampling bag is extruded, so that umbilical cord blood can conveniently enter the sampling tube, the sampling tube is taken down for detection after sampling is finished, the use of a collection device is reduced, the operation is simple, and the installation and the disassembly of the sampling tube are facilitated.

Description

Novel cord blood collection bag

Technical Field

The utility model relates to the technical field of umbilical blood collection, in particular to a novel umbilical blood collection bag.

Background

Cord blood is blood that remains in the placenta and umbilical cord after the fetus is delivered, the umbilical cord is ligated and detached. In recent decades of research, umbilical cord blood contains hematopoietic stem cells which can reconstruct human hematopoietic and immune systems, and can be used for hematopoietic stem cell transplantation for treating more than 80 diseases. Therefore, cord blood has become an important source of hematopoietic stem cells, particularly non-blood-related hematopoietic stem cells. Is also a very important human biological resource.

The utility model provides a chinese patent application number (CN 213076836U) a navel blood collection bag, although realized through the syringe barrel that sets up in this application file, capacity scale mark, the push-pull head, the connecting rod, a piston, the sealing washer, first infusion pipeline, the syringe needle, the second infusion pipeline, first check valve, second check valve and third airtight valve, push-pull head, connecting rod and piston linkage, through the piston displacement from top to bottom, can make the inside atmospheric pressure of syringe barrel change, the syringe needle is submerged into the anticoagulant inside, when the piston upwards displaces, the inside vacuum degree that forms of syringe barrel, inhale the anticoagulant through the vacuum adsorption principle, when this mode inhales the anticoagulant, can effectively keep apart outside air, prevent that air from finally getting into in the blood collection bag and cause adverse effect, and the anticoagulant liquid level compares with the capacity scale mark, be convenient for judge the injection amount, when the piston moves down, and the third airtight valve is in the open state, the anticoagulant receives the restriction of first check valve, it can go on after the blood collection bag to add the anticoagulant, according to factor calculation such as weight after accomplishing, add, it is sufficient or not take place in the time measuring the time of the container is needed to take advantage of the navel blood collection, the time measurement device is carried out in the additional blood collection tube, the required to take place in the navel blood collection tube is fixed time measurement, the required to take place, the device is carried out when the time measurement is needed to take advantage of the fact, and the has been carried out, and has taken the fact the device is required to take. Accordingly, the present utility model provides a novel cord blood collection bag to solve the above-mentioned problems.

Disclosure of Invention

The utility model aims to provide a novel cord blood collection bag for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a novel navel blood collection bag, includes blood sampling bag, sampling pipe and installation mechanism, blood sampling bag upper end intercommunication blood sampling needle tubing is equipped with first airtight valve on the blood sampling needle tubing, blood sampling bag lower extreme intercommunication connecting pipe is equipped with the third check valve on the connecting pipe, and is located the third check valve downside on the connecting pipe and be equipped with the third airtight valve, the connecting pipe lower extreme is connected with the sampling pipe through the adapter sleeve, and the sampling pipe other end is equipped with the sampling section of thick bamboo, and is equipped with installation mechanism between sampling section of thick bamboo and the sampling pipe, be equipped with the fixed pipe in the sampling section of thick bamboo, be equipped with the fourth check valve on the fixed pipe.

As a further scheme of the utility model, the cover plate is connected with the sampling cylinder through threads, and the cover plate is provided with a sealing plug corresponding to the sampling cylinder, and the sealing plug is inserted into the sampling cylinder so as to be convenient for sealing the sampling cylinder.

As a still further scheme of the utility model, the lower end of the blood collection bag is communicated with a first infusion tube, the other end of the first infusion tube is communicated with a syringe barrel, the syringe barrel is connected with a piston in a sliding way, the upper end of the piston is provided with a pull rod, the upper end of the pull rod penetrates through the syringe barrel, the first infusion tube is provided with a second airtight valve, the left side of the second airtight valve is provided with a second one-way valve, the lower end of the syringe barrel is communicated with a second infusion tube, and the second infusion tube is provided with a first one-way valve, so that the anticoagulant can be conveniently injected after blood collection is finished, and adverse phenomena such as excessive or insufficient anticoagulant can be effectively avoided.

As a still further scheme of the utility model, the mounting mechanism comprises a threaded sleeve, a connecting block, a limiting hole, a limiting block, a supporting block, a first bearing, a threaded rod, a handle, a threaded sleeve rod and a second bearing, wherein the lower end of the sampling tube is communicated with the threaded sleeve, and the threaded sleeve is in threaded connection with the sampling tube so as to facilitate connection between the sampling tube and the sampling tube.

As a still further scheme of the utility model, the connecting block is arranged on the sampling tube, the upper end of the connecting block is attached to the threaded sleeve, the limiting blocks are symmetrically clamped on the connecting block, and limiting holes are arranged on the connecting block corresponding to the limiting blocks, so that the sampling tube is conveniently limited and fixed.

As a still further scheme of the utility model, the lower end of the limiting block is provided with the supporting block, the upper end of the supporting block is provided with the first bearing, the upper end of the first bearing is provided with the threaded rod, the threaded rod is provided with the handle, the threaded rod is connected with the threaded sleeve rod in a threaded manner, a second bearing is arranged between the two threaded sleeve rods, the inner wall of the second bearing is fixedly connected with the sampling tube, and the connection stability between the sampling tube and the sampling tube is facilitated.

Compared with the prior art, the utility model has the beneficial effects that:

1. when the utility model is used, the first airtight valve is opened, umbilical blood can be input into the blood collection bag through the arranged blood collection needle tube, the first airtight valve is closed after the collection is completed, the whole structure is weighed, after the weight of the blood collection bag and the like is removed, calculation is performed according to the weight of the collected umbilical blood so as to judge the required anticoagulant, the second infusion tube is inserted into the anticoagulant, the pull rod is pulled to drive the piston to move upwards in the syringe barrel, so that the anticoagulant is pumped into the syringe barrel, the pull rod is pressed downwards, the second airtight valve is opened, the anticoagulant enters the blood collection bag through the first infusion tube through the matched use of the first one-way valve and the second one-way valve, and the anticoagulant can be added after the blood collection is completed, thereby effectively avoiding the occurrence of adverse phenomena such as excessive or insufficient anticoagulant.

2. When the umbilical cord blood sampling device is used, when umbilical cord blood is required to be sampled and detected, the sampling tube is in threaded connection with the threaded sleeve, the threaded sleeve rod is rotated, the limiting block below the threaded sleeve rod is positioned below the whole limiting hole, the threaded sleeve rod is held by a hand, the threaded rod is driven by the rotating handle to rotate, the threaded rod drives the supporting block and the limiting block to move upwards, the limiting block is inserted into the limiting hole, the sampling tube and the sampling tube are mounted, the third airtight valve is opened, the blood sampling bag is extruded, so that umbilical cord blood can conveniently enter the sampling tube, the sampling tube is taken down for detection after sampling is finished, the use of a collection device is reduced, the operation is simple, and the installation and the disassembly of the sampling tube are facilitated.

Drawings

Fig. 1 is a schematic structural view of a novel cord blood collection bag.

Fig. 2 is a schematic cross-sectional structure of a novel umbilical blood collection tube in the umbilical blood collection bag.

Fig. 3 is an enlarged schematic view of the structure of the novel cord blood collection bag at a in fig. 2.

In the figure: 1. a blood collection bag; 2. a blood sampling needle tube; 3. a first airtight valve; 4. a first infusion tube; 5. a syringe barrel; 6. a pull rod; 7. a second infusion tube; 8. a first one-way valve; 9. a second airtight valve; 10. a second one-way valve; 11. a third one-way valve; 12. a third airtight valve; 13. a connecting pipe; 14. connecting sleeves; 15. a sampling tube; 16. a sampling cylinder; 17. a cover plate; 1701. a sealing plug; 18. a mounting mechanism; 1801. a thread sleeve; 1802. a connecting block; 1803. a limiting hole; 1804. a limiting block; 1805. a support block; 1806. a first bearing; 1807. a threaded rod; 1808. a handle; 1809. a threaded sleeve rod; 1810. a second bearing; 19. a fixed tube; 20. and a fourth one-way valve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more features. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, the term "exemplary" is used to mean "serving as an example, instance, or illustration. Any embodiment described as "exemplary" in this disclosure is not necessarily to be construed as preferred or advantageous over other embodiments. The following description is presented to enable any person skilled in the art to make and use the utility model. In the following description, details are set forth for purposes of explanation. It will be apparent to one of ordinary skill in the art that the present utility model may be practiced without these specific details. In other instances, well-known structures and processes have not been described in detail so as not to obscure the description of the utility model with unnecessary detail. Thus, the present utility model is not intended to be limited to the embodiments shown, but is to be accorded the widest scope consistent with the principles and features disclosed herein.

Examples

Referring to fig. 1 to 3, in the embodiment of the utility model, a novel umbilical blood collection bag comprises a blood collection bag 1, a sampling tube 15 and a mounting mechanism 18, wherein the upper end of the blood collection bag 1 is communicated with a blood collection needle tube 2, a first airtight valve 3 is arranged on the blood collection needle tube 2, the lower end of the blood collection bag 1 is communicated with a connecting tube 13, a third one-way valve 11 is arranged on the connecting tube 13, a third airtight valve 12 is arranged on the lower side of the connecting tube 13 positioned on the third one-way valve 11, the lower end of the connecting tube 13 is connected with the sampling tube 15 through a connecting sleeve 14, a sampling tube 16 is arranged at the other end of the sampling tube 15, a mounting mechanism 18 is arranged between the sampling tube 16 and the sampling tube 15, a fixed tube 19 is arranged in the sampling tube 16, and a fourth one-way valve 20 is arranged on the fixed tube 19;

the cover plate 17 is connected to the sampling tube 16 through threads, the cover plate 17 is provided with a sealing plug 1701 corresponding to the sampling tube 16, and the sealing plug 1701 is inserted into the sampling tube 16;

the mounting mechanism 18 comprises a thread bush 1801, a connecting block 1802, a limiting hole 1803, a limiting block 1804, a supporting block 1805, a first bearing 1806, a threaded rod 1807, a handle 1808, a thread bush rod 1809 and a second bearing 1810, the lower end of the sampling tube 16 is communicated with the thread bush 1801, and the thread bush 1801 is in threaded connection with the sampling tube 15;

a connecting block 1802 is arranged on the sampling tube 15, the upper end of the connecting block 1802 is attached to the threaded sleeve 1801, the connecting block 1802 is symmetrically clamped with a limiting block 1804 left and right, and a limiting hole 1803 is formed in the connecting block 1802 corresponding to the limiting block 1804;

the lower end of the limiting block 1804 is provided with a supporting block 1805, the upper end of the supporting block 1805 is provided with a first bearing 1806, the upper end of the first bearing 1806 is provided with a threaded rod 1807, the threaded rod 1807 is provided with a handle 1808, the threaded rod 1807 is connected with a threaded sleeve rod 1809 through threads, a second bearing 1810 is arranged between the two threaded sleeve rods 1809, and the inner wall of the second bearing 1810 is fixedly connected with the sampling cylinder 16;

the blood sampling bag 1 lower extreme intercommunication first transfer line 4, the syringe barrel 5 is linked together to the first transfer line 4 other end, and the piston is connected in the slip of syringe barrel 5, and the piston upper end is equipped with pull rod 6, and the syringe barrel 5 is run through to pull rod 6 upper end, be equipped with second airtight valve 9 on the first transfer line 4, second airtight valve 9 left side is equipped with second check valve 10, syringe barrel 5 lower extreme intercommunication second transfer line 7 is equipped with first check valve 8 on the second transfer line 7.

The working principle of the utility model is as follows:

when the utility model is used, the first airtight valve 3 is opened, umbilical blood can be input into the blood collection bag 1 through the arranged blood collection needle tube 2, the first airtight valve 3 is closed after the collection is completed, the whole structure is weighed, the weight of the blood collection bag 1 and the like is removed, calculation is carried out according to the weight of the collected umbilical blood, so that the required anticoagulant is judged, the anticoagulant is inserted into the anticoagulant through the second infusion tube 7, the pull rod 6 is pulled to drive the piston to move upwards in the syringe barrel 5, the anticoagulant is pumped into the syringe barrel 5, the pull rod 6 is pressed downwards, the second airtight valve 9 is opened, the anticoagulant is introduced into the blood collection bag 1 through the first one-way valve 8 and the second one-way valve 10 which are arranged, the anticoagulant can be added after the blood collection is completed, the excessive or insufficient anticoagulant is effectively avoided, when the umbilical blood is required to be sampled and detected, the sampling tube 15 is in threaded connection with the threaded sleeve 1801, the threaded sleeve 1809 is rotated, a limiting block positioned below the threaded sleeve 1809 is positioned below the limiting hole 3, the threaded sleeve 1807 is rotated 1804, the threaded sleeve 1808 is driven to rotate the threaded sleeve 1808, the threaded sleeve 18016 is driven to rotate 1804, the threaded sleeve 18016 is driven to rotate, and the threaded sleeve 18016 is arranged in the threaded sleeve is pushed into the threaded sleeve, and the threaded sleeve 18016 is arranged in the threaded sleeve, the threaded sleeve is convenient to be installed, the threaded sleeve 16 is further the threaded sleeve 16 is convenient to be opened, the sample 16 is further the sample tube 16 is convenient to be opened, and the sample is moved to be conveniently to be opened, and the cut and opened, and the sample can be conveniently to be conveniently moved and opened.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a novel navel blood collection bag, includes blood sampling bag (1), sampling pipe (15) and installation mechanism (18), its characterized in that, blood sampling bag (1) upper end intercommunication blood sampling needle tube (2), be equipped with first airtight valve (3) on blood sampling needle tube (2), blood sampling bag (1) lower extreme intercommunication connecting pipe (13), be equipped with third check valve (11) on connecting pipe (13), and lie in third check valve (11) downside on connecting pipe (13) and be equipped with third airtight valve (12), connecting pipe (13) lower extreme is connected with sampling pipe (15) through adapter sleeve (14), and sampling pipe (15) other end is equipped with sampling tube (16), and is equipped with installation mechanism (18) between sampling tube (16) and sampling pipe (15), be equipped with fixed pipe (19) in sampling tube (16), be equipped with fourth check valve (20) on fixed pipe (19).

2. The novel cord blood collection bag according to claim 1, wherein the cover plate (17) is connected to the sampling tube (16) through threads, the cover plate (17) is provided with a sealing plug (1701) corresponding to the sampling tube (16), and the sealing plug (1701) is inserted into the sampling tube (16).

3. The novel cord blood collection bag according to claim 1, wherein the mounting mechanism (18) comprises a threaded sleeve (1801), a connecting block (1802), a limiting hole (1803), a limiting block (1804), a supporting block (1805), a first bearing (1806), a threaded rod (1807), a handle (1808), a threaded sleeve rod (1809) and a second bearing (1810), the lower end of the sampling tube (16) is communicated with the threaded sleeve (1801), and the threaded sleeve (1801) is in threaded connection with the sampling tube (15).

4. The novel umbilical cord blood collection bag according to claim 3, wherein the sampling tube (15) is provided with a connecting block (1802) attached to the threaded sleeve (1801), a limiting block (1804) is clamped on the connecting block (1802) in a bilateral symmetry manner, and a limiting hole (1803) is formed in the connecting block (1802) corresponding to the limiting block (1804).

5. The novel cord blood collection bag according to claim 4, wherein a supporting block (1805) is arranged at the lower end of the limiting block (1804), a threaded rod (1807) is arranged at the upper end of the supporting block (1805) through a first bearing (1806), a handle (1808) is arranged on the threaded rod (1807), a threaded sleeve rod (1809) is connected to the threaded rod (1807) in a threaded mode, and a second bearing (1810) fixedly connected with a sampling cylinder (16) is arranged between the two threaded sleeve rods (1809).

6. The novel umbilical blood collection bag according to claim 1, wherein the lower end of the blood collection bag (1) is communicated with a first infusion tube (4), the other end of the first infusion tube (4) is communicated with a syringe barrel (5), a piston is connected in a sliding mode in the syringe barrel (5), a pull rod (6) penetrating through the syringe barrel (5) is arranged at the upper end of the piston, a second airtight valve (9) is arranged on the first infusion tube (4), a second one-way valve (10) is arranged on the left side of the second airtight valve (9), the lower end of the syringe barrel (5) is communicated with a second infusion tube (7), and a first one-way valve (8) is arranged on the second infusion tube (7).