CN215696342U - Simple umbilical cord cleaning device capable of being used repeatedly - Google Patents
Simple umbilical cord cleaning device capable of being used repeatedly Download PDFInfo
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- CN215696342U CN215696342U CN202122304794.9U CN202122304794U CN215696342U CN 215696342 U CN215696342 U CN 215696342U CN 202122304794 U CN202122304794 U CN 202122304794U CN 215696342 U CN215696342 U CN 215696342U
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- umbilical cord
- cleaning device
- fixing ring
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- sample tray
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Abstract
The utility model belongs to the technical field of medical instruments, and particularly discloses a simple umbilical cord cleaning device capable of being repeatedly used. The simple umbilical cord cleaning device capable of being repeatedly used utilizes flowing water to clean an umbilical cord, improves the umbilical cord cleaning efficiency, reduces the cell pollution rate, prevents the environment from being polluted because the cleaned waste liquid flows into the waste liquid collecting box through the fixing ring, and has a simple structure and can be repeatedly used.
Description
Technical Field
The utility model belongs to the technical field of medical instruments, and particularly relates to a simple umbilical cord cleaning device capable of being used repeatedly.
Background
Cell culture is a basic technology in the fields of cell biomedicine and engineering, and the key to the success of cell culture is whether cells are polluted. Factors causing cell pollution are many, for example, personnel sterile operation has errors, experimental environment does not reach the standard, reagent and consumable materials are polluted, biological sample raw materials are polluted and the like. Quality control of biological sample materials is a source of avoidance of cell contamination.
The umbilical cord tissue stem cells are widely applied to clinical research of various diseases and achieve better effects. Therefore, a plurality of umbilical cord tissue stem cell banks are also established internationally and domestically to store umbilical cord tissue stem cells and provide seed cells for clinical research. The culture of umbilical cord tissue stem cells is a prerequisite and key technology for clinical research and cell bank establishment. In the process of cell culture, once the cells are polluted, the cells cannot be used any more, and the adverse effect on the experimental environment is also caused, so that the pollution reduction is the most important work of each cell culture laboratory.
At present, the first step of culturing umbilical cord tissue stem cells is to clean the umbilical cord, remove blood stains and infected microorganisms on the umbilical cord (the umbilical cord can be stained with various microorganisms such as bacteria, fungi, mycoplasma and the like through birth canal, especially the newly born umbilical cord), usually, umbilical cord sample raw materials used for clinical research or storage of umbilical cord tissue stem cells often need to be used for more than 20 centimeters in length once, a common laboratory directly and repeatedly cleans and whitens in a larger culture dish, repeatedly replaces the umbilical cord sample, repeatedly pours liquid and cleans, is troublesome in operation and wastes consumables, meanwhile, the culture dish cleans easily and overflows, has a pollution risk, and because the internal cleaning in a container belongs to 'dead water' cleaning, the cleaned substances cannot be taken away in time, the cleaning efficiency is low, and the detection shows that: the cell contamination rate of the umbilical cord which is directly and repeatedly cleaned in the culture dish is still close to 10 percent after the culture (excluding other contamination reasons).
Accordingly, the inventors have endeavored to design an umbilical cord cleaning device to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to: provides a simple umbilical cord cleaning device which can be used repeatedly, has high cleaning efficiency and small cell pollution rate, has simple structure and can be used repeatedly.
In order to achieve the purpose, the utility model adopts a technical scheme that:
the utility model provides a simple and easy type navel cord belt cleaning device that can use repeatedly, includes the mount, top-down interval is equipped with liquid storage pot, solid fixed ring and waste liquid collection box in proper order in the mount, gu fixed ring's entry end is equipped with the sample tray, be equipped with a plurality of sieve meshes on the sample tray, the sieve mesh with gu fixed ring's inner chamber intercommunication, the bottom of liquid storage pot is equipped with the catheter.
As an improvement of the simple umbilical cord cleaning device capable of being repeatedly used, the liquid storage tank is positioned at the top of the fixing frame, the outlet of the liquid guide pipe is provided with the liquid guide switch, the fixing frame comprises a plurality of supporting rods, one part of the supporting rods are arranged on the outer wall of the fixing ring in a circle at intervals, and the other part of the supporting rods are arranged outside the liquid storage tank and the fixing ring in a half circle at intervals.
As an improvement of the simple umbilical cord cleaning device capable of being repeatedly used, the diameter of the liquid storage tank is 10cm-14cm, the height of the liquid storage tank is 4cm-6cm, and the volume of the liquid storage tank is 500ml-600 ml.
As an improvement of the simple umbilical cord cleaning device capable of being repeatedly used, the diameter of the sample tray is 12cm-16cm, the height of the sample tray is 1.5cm-2.5cm, the distance between every two adjacent sieve holes is 0.15cm-0.25cm, and the diameter of each sieve hole is 0.08cm-0.12 cm.
As an improvement of the simple umbilical cord cleaning device capable of being repeatedly used, the side wall of the fixing ring is inclined inwards from top to bottom to form a cone, the diameter of the outlet of the fixing ring is 6cm-10cm, and the height of the fixing ring is 6cm-10 cm.
As an improvement of the simple umbilical cord cleaning device capable of being repeatedly used, the waste liquid collecting box is in a disc shape, the diameter of the waste liquid collecting box is 13cm-17cm, the height of the waste liquid collecting box is 3cm-5cm, and the volume of the waste liquid collecting box is 650ml-750 ml.
In order to achieve the purpose, the other technical scheme adopted by the utility model is as follows:
the utility model provides a simple and easy type navel cord belt cleaning device that can use repeatedly, includes the mount, mount top-down interval is equipped with liquid storage pot, solid fixed ring and waste liquid collection box in proper order, gu fixed ring's entry end is equipped with the sample tray, be equipped with a plurality of sieve meshes on the sample tray, the sieve mesh with gu fixed ring's inner chamber intercommunication, the bottom of liquid storage pot is equipped with the catheter.
As an improvement of the simple umbilical cord cleaning device capable of being repeatedly used, the liquid storage tank is positioned at the top of the fixing frame, the outlet of the liquid guide pipe is provided with the liquid guide switch, the fixing frame comprises a plurality of supporting rods, one part of the supporting rods are arranged on the outer wall of the fixing ring in a circle at intervals, and the other part of the supporting rods are arranged outside the liquid storage tank and the fixing ring in a half circle at intervals.
As an improvement of the simple umbilical cord cleaning device capable of being repeatedly used, the diameter of the liquid storage tank is 10cm-14cm, the height of the liquid storage tank is 4cm-6cm, and the volume of the liquid storage tank is 500ml-600 ml.
As an improvement of the simple umbilical cord cleaning device capable of being repeatedly used, the diameter of the sample tray is 12cm-16cm, the height of the sample tray is 1.5cm-2.5cm, the distance between every two adjacent sieve holes is 0.15cm-0.25cm, and the diameter of each sieve hole is 0.08cm-0.12 cm.
As an improvement of the simple umbilical cord cleaning device capable of being repeatedly used, the side wall of the fixing ring is inclined inwards from top to bottom to form a cone, the diameter of the outlet of the fixing ring is 6cm-10cm, and the height of the fixing ring is 6cm-10 cm.
As an improvement of the simple umbilical cord cleaning device capable of being repeatedly used, the waste liquid collecting box is in a disc shape, the diameter of the waste liquid collecting box is 13cm-17cm, the height of the waste liquid collecting box is 3cm-5cm, and the volume of the waste liquid collecting box is 650ml-750 ml.
As an improvement of the simple umbilical cord cleaning device capable of being used repeatedly, a plurality of spray heads are arranged between the sample tray and the liquid storage tank, and the plurality of spray heads are connected with the outlet of the liquid guide pipe through a pipeline assembly.
As an improvement of the simple umbilical cord cleaning device capable of being repeatedly used, the pipeline assembly comprises an annular inner pipe, outer pipes are arranged around the outer side of the inner pipe at intervals, the liquid guide pipe is connected with the inner pipe and the outer pipes through a plurality of crossed connecting pipelines, and a plurality of spray headers are arranged on the inner pipe and the outer pipes at intervals.
As an improvement of the simple umbilical cord cleaning device capable of being repeatedly used, the sample tray is accommodated in the inner cavity of the fixing ring, and the edge of the sample tray is movably hung on the side wall of the fixing ring through a plurality of hooks.
As an improvement of the simple umbilical cord cleaning device capable of being used repeatedly, a filter is arranged at the bottom of the fixing ring, a lower frame is sleeved outside the filter, and the lower frame is connected with the fixing ring.
Compared with the prior art, the simple umbilical cord cleaning device capable of being repeatedly used is characterized in that the cleaning liquid in the liquid storage tank is discharged through the liquid guide pipe, the cleaning liquid flows to clean the umbilical cord on the sample tray in a flowing mode, the umbilical cord cleaning efficiency is improved, the cell pollution rate is reduced, the cleaned waste liquid flows into the waste liquid collecting box through the fixing ring, the environment is prevented from being polluted, and the whole cleaning device is simple in structure and can be repeatedly used.
Description of the drawings:
FIG. 1 is a perspective view of a reusable simple umbilical cord cleaning device according to a first embodiment of the present invention;
FIG. 2 is a perspective view of a reusable simple umbilical cord cleaning device according to a second embodiment of the present invention.
Illustration of the drawings:
1. liquid storage pot, 11, catheter, 111, liquid guide switch, 2, sample tray, 21, hook, 3, fixing frame, 4, waste liquid collecting box, 5, fixing ring, 6, outer tube, 61, inner tube, 7, spray header, 8, lower frame.
Detailed Description
The embodiments of the present invention will be described in detail with reference to the accompanying drawings, which are for reference and illustration only and are not to be construed as limiting the scope of the utility model.
Example one
Referring to fig. 1, a simple umbilical cord cleaning device which can be used repeatedly, which is used for cleaning the umbilical cord before culturing umbilical cord tissue stem cells, can clean the whole umbilical cord and can also clean tissue which is torn into small strips to prepare for culturing the umbilical cord stem cells, the umbilical cord cleaning device comprises a fixing frame 3, a liquid storage tank 1, a fixing ring 5 and a waste liquid collecting box 4, wherein the liquid storage tank 1, the fixing ring 5 and the waste liquid collecting box 4 are sequentially arranged in the fixing frame 3 at intervals from top to bottom, an inlet end of the fixing ring 5 is provided with a sample tray 2, be equipped with a plurality of sieve meshes on this sample tray 2, a plurality of sieve meshes and solid fixed ring 5's inner chamber intercommunication, the bottom of liquid storage pot 1 is equipped with catheter 11, and on the washing liquid in the liquid storage pot 1 flowed to sample tray 2 from catheter 11 department, the umbilical cord on the mobile washing sample tray 2, the waste liquid flowed in the waste liquid collection box 4 through solid fixed ring 5's inner chamber.
Referring to fig. 1, mount 3 includes many spinal branch poles, wherein a part branch is that the round interval encloses to be located solid fixed ring 5's outer wall, another part branch is that the half circle interval encloses to be located liquid storage pot 1 and solid fixed ring 5 outside, ten spinal branch poles are preferred to this embodiment, wherein six spinal branch poles are that the round interval welds and encloses to be located solid fixed ring 5's outer wall, so as to support whole solid fixed ring 5, four spinal branch poles are that the half circle interval welds and encloses to be located liquid storage pot 1 and solid fixed ring 5 the back and the side of the two, form two parts from top to bottom, make the front of mount 3, the space is left in the position more than sample tray 2, be convenient for operating personnel cleaning operation.
Referring to fig. 1, the liquid storage tank 1 is located at the top of the fixing frame 3, and the amount of 1 bottle of umbilical cord cleaning liquid is 500ml, so the diameter of the liquid storage tank 1 is 10cm-14cm, the height of the liquid storage tank 1 is 4cm-6cm, the height is suitable for being placed in a biological safety cabinet, an operator can pour the cleaning liquid into the liquid storage tank 1 conveniently, the volume of the liquid storage tank 1 is 500ml-600ml, the diameter of the liquid storage tank 1 in this embodiment is preferably 12cm, the height of the liquid storage tank 1 is preferably 5cm, at this time, the volume of the liquid storage tank 1 is 565.2ml, the liquid guide tube 11 is located at the center of the bottom of the liquid storage tank 1, and the outlet of the liquid guide tube 11 is provided with a liquid guide switch 111.
Referring to fig. 1, the sample tray 2 is in a screen shape, when umbilical cord is cleaned, the cleaning solution flows through the sample tray, while fine umbilical cord tissue does not flow out through the screen, the diameter of the sample tray 2 is 12cm to 16cm, the height of the sample tray 2 is 1.5cm to 2.5cm, the distance between two adjacent screen holes is 0.15cm to 0.25cm, the diameter of the screen hole is 0.08cm to 0.12cm, in this embodiment, the diameter of the sample tray 2 is preferably 14cm, the height of the sample tray 2 is preferably 2cm, the distance between two adjacent screen holes is preferably 0.2cm, and the diameter of the screen hole is preferably 0.1 cm.
Referring to fig. 1, the fixing ring 5 is used for supporting the sample tray 2, so that the washed waste liquid can flow into the waste liquid collecting box 4 below and can be prevented from splashing outwards, the fixing ring 5 is ring-shaped, the side wall of the fixing ring 5 is inclined inwards from top to bottom to form a cone, the upper end of the fixing ring 5 is matched with the sample tray 2, the diameter of the outlet (i.e. the lower end outlet) of the fixing ring 5 is 6cm-10cm, the height of the fixing ring 5 is 6cm-10cm, the diameter of the outlet of the fixing ring 5 in the embodiment is preferably 8cm, and the height of the fixing ring 5 is preferably 8 cm.
Referring to fig. 1, the waste liquid collecting box 4 is placed under the outlet of the fixing ring 5, the waste liquid collecting box 4 is in a disc shape, the diameter of the waste liquid collecting box 4 is 13cm-17cm, the height of the waste liquid collecting box 4 is 3cm-5cm, the volume of the waste liquid collecting box 4 is 650ml-750ml, in this embodiment, the diameter of the waste liquid collecting box 4 is preferably 15cm, the height of the waste liquid collecting box 4 is preferably 4cm, and therefore, the volume of the waste liquid collecting box 4 is 706.5 ml.
Referring to fig. 1, the method for using the simple umbilical cord cleaning device capable of being repeatedly used in the embodiment comprises the following steps:
(1) respectively sterilizing the liquid storage tank 1 and the sample tray 2 under high pressure for later use;
(2) wiping the fixed frame 3 and the waste liquid collecting box 4 with alcohol for disinfection, placing the fixed frame and the waste liquid collecting box into a biological safety cabinet, and placing the sterilized liquid storage tank 1 and the sterilized sample tray 2 on the fixed frame 3 respectively;
(3) pouring the prepared umbilical cord cleaning solution into the liquid storage tank 1, and putting the umbilical cord tissue to be cleaned into the sample tray 2;
(4) opening the liquid guide switch 111 to make the cleaning liquid flow down from the liquid storage tank 1;
(5) clamping the umbilical cord tissue by using forceps, placing the umbilical cord tissue under water flow, repeatedly washing the umbilical cord tissue by flowing water, timely removing substances which have adverse effects on cell culture on the umbilical cord tissue by using the forceps, and paying attention to aseptic operation in the cleaning process;
(6) when the volume of the waste liquid collection box 4 is more than three quarters of the volume of the waste liquid collection box 4, the cleaning liquid is timely replaced by a new waste liquid collection box 4 or the waste liquid in the waste liquid collection box 4 is poured out;
(7) after the umbilical cord sample is cleaned, transferring the umbilical cord sample into a cell culture dish, and carrying out the next operation of stripping the umbilical cord Wharton's jelly and tearing the umbilical cord Wharton's jelly into small strips;
(8) replacing a new sterilized sample tray 2, placing the umbilical cord Wharton jelly torn into a small strip shape on the sample tray 2, and continuously cleaning according to the flow (step 3-6);
(9) transferring the cleaned umbilical cord Wharton's jelly into a new cell culture dish, and carrying out the next operation treatment, wherein the cleaning process is finished;
(10) and moving the umbilical cord cleaning device out of the biological safety cabinet, cleaning, airing and placing for later use.
Example two
Referring to fig. 2, a second embodiment of the present invention is shown, which is different from the first embodiment in that: in this embodiment, a plurality of showers 7 are disposed between the sample tray 2 and the liquid storage tank 1, the plurality of showers 7 point to the sample tray 2, the plurality of showers 7 are connected to the outlet of the liquid guide tube 11 through a pipe assembly, the liquid guide switch 111 is disposed on the liquid guide tube 11, the pipe assembly includes an annular inner pipe 61, the outer pipe 6 is disposed at an interval outside the inner pipe 61, the liquid guide tube 11 is connected to the inner pipe 61 and the outer pipe 6 through a plurality of crossed connecting pipes, the plurality of showers 7 are disposed at an interval on the inner pipe 61 and the outer pipe 6, in order to prevent the umbilical cord from splashing during the cleaning process, the sample tray 2 is accommodated in the inner cavity of the fixing ring 5, the edge of the sample tray 2 is movably hung on the sidewall of the fixing ring 5 through a plurality of hooks 21, the operator can directly rotate the sample tray 2 to facilitate cleaning the umbilical cord, the bottom of the fixing ring 5 is provided with a filter (not shown), the lower frame 8 is sleeved outside the filter, the lower frame 8 is detachably connected with the fixing ring 5.
Referring to fig. 2, the simple umbilical cord cleaning device which can be used repeatedly in this embodiment is different from the first embodiment in the following way: the belt cleaning device of this embodiment utilizes shower head 7 dispersion to spray the umbilical cord in the sample tray 2, can use tweezers to turn over the umbilical cord and manually rotate sample tray 2 on the basis of first embodiment, improves cleaning efficiency, and the waste liquid after the washing flows to waste liquid collection box 4 after the filter filters, prevents the polluted environment.
The simple umbilical cord cleaning device capable of being repeatedly used discharges the cleaning liquid in the liquid storage tank 1 through the liquid guide tube 11, so that the cleaning liquid flows to clean the umbilical cord on the sample tray 2 in a flowing manner, the umbilical cord cleaning efficiency is improved, the cell pollution rate is reduced, the cleaned waste liquid flows into the waste liquid collection box 4 through the fixing ring 5, the environment is prevented from being polluted, and the whole cleaning device is simple in structure and can be repeatedly used.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, therefore, the present invention is not limited by the appended claims.
Claims (10)
1. The utility model provides a simple and easy type navel cord belt cleaning device that can use repeatedly, includes the mount, its characterized in that, top-down interval is equipped with liquid storage pot, solid fixed ring and waste liquid collection box in proper order in the mount, gu fixed ring's entry end is equipped with the sample tray, be equipped with a plurality of sieve meshes on the sample tray, the sieve mesh with gu fixed ring's inner chamber intercommunication, the bottom of liquid storage pot is equipped with the catheter.
2. The simple umbilical cord cleaning device as claimed in claim 1, wherein the liquid storage tank is located at the top of the fixing frame, a drainage switch is disposed at the outlet of the drainage tube, the fixing frame comprises a plurality of support rods, one part of the support rods is disposed around the outer wall of the fixing ring at a certain interval, and the other part of the support rods is disposed around the liquid storage tank and the fixing ring at a half-circle interval.
3. The simple umbilical cord cleaning device capable of being repeatedly used as claimed in claim 1, wherein the diameter of the liquid storage tank is 10cm to 14cm, the height of the liquid storage tank is 4cm to 6cm, and the volume of the liquid storage tank is 500ml to 600 ml.
4. The umbilical cord cleaning device of claim 1, wherein the diameter of the sample tray is 12cm to 16cm, the height of the sample tray is 1.5cm to 2.5cm, the distance between two adjacent sieve holes is 0.15cm to 0.25cm, and the diameter of the sieve holes is 0.08cm to 0.12 cm.
5. The simple umbilical cord cleaning device capable of being repeatedly used as claimed in claim 1, wherein the side wall of the fixing ring is inclined inward from top to bottom to form a cone, the diameter of the outlet of the fixing ring is 6cm-10cm, and the height of the fixing ring is 6cm-10 cm.
6. The umbilical cord cleaning device of claim 1, wherein the waste collection box is in the shape of a disc, the diameter of the waste collection box is 13cm to 17cm, the height of the waste collection box is 3cm to 5cm, and the volume of the waste collection box is 650ml to 750 ml.
7. The simple umbilical cord cleaning device capable of being repeatedly used as claimed in claim 1, wherein a plurality of spray heads are arranged between the sample tray and the liquid storage tank, and the plurality of spray heads are connected with the outlet of the liquid guide tube through a pipeline assembly.
8. The umbilical cord cleaning device of claim 7, wherein the conduit assembly comprises an annular inner tube, the inner tube is surrounded by an outer tube at intervals, the catheter is connected with the inner tube and the outer tube by a plurality of crossed connecting conduits, and a plurality of shower heads are arranged on the inner tube and the outer tube at intervals.
9. The simple umbilical cord cleaning device capable of being repeatedly used as claimed in claim 1, wherein the sample tray is accommodated in the inner cavity of the fixing ring, and the edge of the sample tray is movably hung on the side wall of the fixing ring through a plurality of hooks.
10. The umbilical cord cleaning device of claim 1, wherein the bottom of the fixing ring is provided with a filter, the filter is sleeved with a lower frame, and the lower frame is connected with the fixing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122304794.9U CN215696342U (en) | 2021-09-23 | 2021-09-23 | Simple umbilical cord cleaning device capable of being used repeatedly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122304794.9U CN215696342U (en) | 2021-09-23 | 2021-09-23 | Simple umbilical cord cleaning device capable of being used repeatedly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215696342U true CN215696342U (en) | 2022-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122304794.9U Active CN215696342U (en) | 2021-09-23 | 2021-09-23 | Simple umbilical cord cleaning device capable of being used repeatedly |
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|---|---|
| CN (1) | CN215696342U (en) |
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2021
- 2021-09-23 CN CN202122304794.9U patent/CN215696342U/en active Active
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Effective date of registration: 20221116 Address after: Room 1102, 12, 1301, Floor 1, Building C, Foshan National Torch Innovation and Entrepreneurship Park, No. 13, Huabao South Road, Chancheng District, Foshan, Guangdong 528000 (residence declaration) Patentee after: Guangdong Chanmeng Stem Cell Technology Co.,Ltd. Address before: 528000 Room 501, building 2, No. 3, Sanyou South Road, Chancheng District, Foshan City, Guangdong Province Patentee before: Shenzhen Mengqi Stem Cell Technology Co.,Ltd. Foshan branch |