CN107058084A - SVF automatic cell separating devices and its method - Google Patents

SVF automatic cell separating devices and its method Download PDF

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Publication number
CN107058084A
CN107058084A CN201710088211.9A CN201710088211A CN107058084A CN 107058084 A CN107058084 A CN 107058084A CN 201710088211 A CN201710088211 A CN 201710088211A CN 107058084 A CN107058084 A CN 107058084A
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svf
main body
body tank
filter
conduit
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赵劲民
宗少晖
韦庆军
刘倩
周波
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Guangxi Medical University
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Guangxi Medical University
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    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12MAPPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M41/00Means for regulation, monitoring, measurement or control, e.g. flow regulation
    • C12M41/48Automatic or computerized control
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12MAPPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M45/00Means for pre-treatment of biological substances
    • C12M45/02Means for pre-treatment of biological substances by mechanical forces; Stirring; Trituration; Comminuting
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    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12MAPPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M45/00Means for pre-treatment of biological substances
    • C12M45/04Phase separators; Separation of non fermentable material; Fractionation
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    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
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    • C12N5/00Undifferentiated human, animal or plant cells, e.g. cell lines; Tissues; Cultivation or maintenance thereof; Culture media therefor
    • C12N5/06Animal cells or tissues; Human cells or tissues
    • C12N5/0602Vertebrate cells
    • C12N5/0652Cells of skeletal and connective tissues; Mesenchyme
    • C12N5/0653Adipocytes; Adipose tissue
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    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
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    • C12N2509/00Methods for the dissociation of cells, e.g. specific use of enzymes

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Abstract

The invention discloses a kind of SVF automatic cell separating devices, including stand, liquid feeding component, main body tank, filter, power set are installed on stand, liquid feeding component is connected with main body tank conduit, main body tank point two-way conduit connecting power device, conduit is directly connected to after power set connect collector all the way, and another road conduit connecting power device after filter reconnects waste liquid cylinder.The device ensure that fully automatically collects SVF cells under whole process closing, aseptic condition.The apparatus structure is reasonable in design, simple and easy to use, and separation process is controllable, greatlys save disengaging time, improves separative efficiency, it is ensured that fat stem cell activity, separation rate is high.Accordingly, inventor has also set up corresponding application method, and using the automatic separating apparatus and its method, the management and industrialization of the extensive separation and Extraction of SVF cells can be achieved.

Description

SVF automatic cell separating devices and its method
Technical field
The invention belongs to stem cell separation and extraction technology field, more particularly to a kind of SVF automatic cell separating devices and its Method.
Background technology
Adipose tissue turns into the cell derived that one haves a great attraction in organizational project and regenerative medicine, because it Rich in stem/progenitor cells group and also can easily collect.From body fat draw thing separation original cuiture obtain it is thin Born of the same parents group is referred to as adipose-derived vascular stroma part (SVF).SVF in adipose tissue contains different mesenchyma ancestral/population of stem cells Than, such as except fatty ancestral/stem cell also has Preadipocyte, endothelial cell, smooth muscle cell, fibroblast, T cell, Pericyte and M2 macrophages.By fat stem cell isolated SVF through induction, can easily extend in vitro and The potential cell for being divided into different pedigrees, has in multiple regeneration fields such as wound repair, regeneration, chronic disease treatments Extensive potential applicability in clinical practice.Researcher is by the method for enzymic digestion, from abdominoplasty or the discarded fat of lipsuction SVF is separated in tissue.To SVF separation and Extractions cell is applied into reengineer on a large scale, then related organization's regeneration is needed badly Cell is automatically separated instrument, and fat mesenchymal stem cell can be made to apply from phase of basic research, and really application to clinic benefits disease Suffer from.
However, now in SVF cell separations extractive technique, in open separation and Extraction environment, easily causing pollution;And Complex process needs more instrument, and extraction step is cumbersome and uncontrollable, such as adipose tissue needs artificial chopping, is not easy to face Medical personnel use on bed.In addition, traditional fat stem cell separate mode is to carry out postdigestive tissue suspension with filter screen Filtering, connective tissue gradually blocks filter opening in filter process, causes the slow time lengthening of the rate of filtration, have impact on primary cell Activity.
The content of the invention
Divide automatically the technical problem to be solved in the present invention is to provide a kind of automatic, efficient, pollution-free, controllable SVF cells From devices and methods therefor, in order to realize the management and industrialization of the extensive separation and Extraction of SVF cells.
In order to solve the above technical problems, the present invention uses following technical scheme:
Liquid feeding component is installed on SVF automatic cell separating devices, including stand, stand, it is main body tank, filter, dynamic Power apparatus, liquid feeding component is connected with main body tank conduit, and conduit connects filter and power set to main body tank successively, and conduit is driven Power apparatus comes out a point two-way, all the way conduit connection collector, and another road conduit connects waste liquid cylinder.
Cylinder controlling switch is equipped between liquid feeding component and main body tank, between filter and power set.
Liquid feeding component includes cuboid fixed block, and fixed block or so respectively has 1 hook, and hook one hangs 3 bags of 500ml physiology Salt solution, 1 bag of 200ml physiological saline containing sterilized confirmation clostridiopetidase A of the suspension of hook two, each physiological saline passes through band gas respectively The connecting conduit of cylinder controlling switch is connected with the cover connecting hole of main body tank.
There are two connecting holes and fatty well on the cover of main body tank, two connecting holes are respectively with linking up with one and hook two On normal saline bag be connected;Pipeline of the fatty well directly with liposuction instrument is connected;The tank body center of main body tank has Agitator, agitator is made up of multiple paddles;Stirrer bottom connects motor by coupler;The tank base of main body tank has Liquid outlet connects filter.
Power set are peristaltic pump.
Filter is the obturator for including filter core, and its top connects main body tank through conduit, and filter core is many The filter membrane of road different pore size size.
Collector is the obturator for including central filter core, and central filter core has 0.45 μm of filter membrane.
Above-mentioned SVF automatic cell separating devices also include console, console connects and controls liquid feeding component, agitator, Power set and cylinder controlling switch.
The application method of above-mentioned SVF automatic cell separating devices, 200ml adipose tissues are put into after main body tank, closed master Body tank, opens console, is first turned on connecting the cylinder controlling switch of 3 bags of 500ml physiological saline, and each tapping 500ml starts Agitator stirs adipose tissue to clean the materials such as the blood in adipose tissue;After washing 1 minute, automatic start power set are beaten The cylinder controlling switch of connection waste liquid cylinder is opened, waste liquid is discharged, repeated washing three times, then, console are opened containing sterilized true Recognize the cylinder controlling switch of the 200ml physiological saline of clostridiopetidase A, be put into clostridiopetidase A, be stirred at room temperature 30 minutes;After having stirred, Stand 3 minutes;Start power set, lower floor's solution containing SVF is pumped into collector;The solution centrifugal obtained in collector Precipitated, then the collagen enzyme component of residual is removed with centrifugation after brine, obtain pure SVF.
The problem of lacking relevant extraction separation equipment for large-scale application SVF cells, it is thin that inventor devises a kind of SVF Liquid feeding component, main body tank, filter, power set, liquid feeding group are installed on born of the same parents' automatic separating apparatus, including stand, stand Part is connected with main body tank conduit, main body tank conduit connection filter and power set successively, and conduit comes out point from power set Two-way, conduit connection collector all the way, another road conduit connects waste liquid cylinder.The device ensure that in whole process closing, sterile bar SVF cells are fully automatically collected under part.Wherein, disposable main body tank avoids reusing, and prevents cross pollution;Agitator is used The stirring of multiple paddles, save and manually shred, it is to avoid shearing machine inequality of exerting oneself causes a large amount of cellular damages;Adipose tissue hangs Liquid is purified through Multi-channel filtering film and filtered, and finally collects pure SVF cells;In addition, whole device is by power set and gas Cylinder controlling switch, console management, can be achieved controllable, full-automatic.The apparatus structure is reasonable in design, simple and easy to use, separation Process control, greatlys save disengaging time, improves separative efficiency, it is ensured that fat stem cell activity, separation rate is high.According to This, inventor has also set up corresponding application method, using the automatic separating apparatus and its method, SVF cells can be achieved extensive The management and industrialization of separation and Extraction.
Brief description of the drawings
Fig. 1 is the structural representation of SVF automatic cell separating devices of the present invention.
Fig. 2 is the structural representation of filter in SVF automatic cell separating devices of the present invention.
Fig. 3 is the structural representation of main body tank in SVF automatic cell separating devices of the present invention.
Fig. 4 is the structural representation of agitator in SVF automatic cell separating devices of the present invention.
Fig. 5 is the structural representation of collector in SVF automatic cell separating devices of the present invention.
In figure:1 liquid feeding component, 2 one cylinder controlling switches of hook, 3 two cylinder controlling switches of hook, 4 main body tanks, 5 stirrings Device, 6 filters, 7 consoles, 8 power set, 9 waste liquid cylinders, 10 collectors.
Embodiment
First, basic structure and its function
As shown in Fig. 1 to 5, SVF automatic cell separating devices of the invention mainly include on stand and console 7, stand Liquid feeding component 1, main body tank 4, filter 6, power set 8 are installed, liquid feeding component is connected with main body tank conduit, main body tank according to Secondary conduit connection filter and power set, conduit come out a point two-way from power set, and conduit connection collector 10 is used all the way In collecting SVF solution, another road conduit connection waste liquid cylinder is used to collect waste liquid.Between liquid feeding component and main body tank, filter Cylinder controlling switch is equipped between power set.Console connects and controls liquid feeding component, agitator 5, power set and Cylinder controlling switch.Wherein,
Liquid feeding component includes cuboid fixed block, and fixed block or so respectively has 1 hook, and hook one hangs 3 bags of 500ml physiology Salt solution, 200ml physiological saline (clostridiopetidase A content be 0.1%) of 1 bag of the suspension of hook two containing sterilized confirmation clostridiopetidase A, each life Reason salt solution is connected by the connecting conduit with cylinder controlling switch with the cover connecting hole of main body tank respectively.
There are two connecting holes and fatty well on the cover of main body tank, two connecting holes are respectively with linking up with one and hook two On normal saline bag be connected;Fatty well can be directly with liposuction instrument pipeline be connected;The tank body center of main body tank There is agitator, agitator is made up of multiple paddles;Stirrer bottom connects motor by coupler;The tank base of main body tank There is liquid outlet to connect filter.
Power set are peristaltic pump, and peristaltic pump by PLC controls and provides power for separation solution.
Filter is the obturator for including filter core, and its top connects main body tank through conduit, and filter core is many (80~120 μm, generally four layers, the filter sizes of each layer are respectively 200 μm to the filter membrane of road different pore size size, 150 μm, 100 μm, 50 μm, for filtering the indigested lipochondrion of bulk and intercepting different size of fat cell).Collector is in including The obturator of filter core is entreated, there is central filter core 0.45 μm of filter membrane to be used to finally collect cell mesh sheet, fat stem cell and interior Chrotoplast can be eventually restricted from by former road filter membranes at last one, and water and clostridiopetidase A are effectively realized by discharge SVF filtering and collection in adipose tissue, can collect a large amount of SVF for digesting acquisition for clinic.
Console controls the operation of single unit system.Processing unit of the control feature comprising inside and it can control to be permitted The related software program of multiprocessing function, can be automated manipulation.System convergence power set, pass through the journey write in advance Sequence, controls the running of whole separator.Collector connecting power device, power set are by providing power and in programme-control The cylinder controlling switch of lower manipulation output waste liquid and SVF solution lines, can be pumped into waste liquid cylinder by waste liquid respectively and contain SVF Solution be pumped into collector.
2nd, application method
200ml or so adipose tissue is put into after main body tank, closed main body tank, opens console, be first turned on connection 3 The cylinder controlling switch 2 of hook one of bag 500ml physiological saline, each tapping 500ml starts agitator stirring adipose tissue to wash The materials such as the blood in net adipose tissue;After washing 1 minute, automatic start power set open the cylinder control of connection waste liquid cylinder Switch, discharges waste liquid, and required adipose tissue is stopped by filter core, repeated washing three times, it is ensured that adipose tissue washing is dry Only;Then, console opens the cylinder controlling switch 3 of hook two of the 200ml physiological saline containing sterilized confirmation clostridiopetidase A, puts Enter clostridiopetidase A, be stirred at room temperature 30 minutes so that clostridiopetidase A fully digests adipose tissue so that the fat mesenchymal of the inside is done The cell components such as cell are discharged from lipochondrion;After having stirred, 3 minutes are stood, bulky grain fat swims in upper strata, contains There is SVF liquid in lower floor;Start power set, lower floor's solution containing SVF is pumped into collector;Obtained about in collector 200ml solution, is dispensed into 50ml centrifuge tubes, and centrifugation precipitate, then with brine once after, removal is centrifuged again The collagen enzyme component of residual, obtains pure SVF, for clinic.
In actual use, according to the mode of addition adipose tissue, the cover of main body tank can be opened manually directly by monoblock fat Fat tissue add main body tank, or by well be connected with the pipeline of liposuction instrument realization automatically add adipose tissue.
Experiment shows, using the present invention and its method, can probably be extracted from 100ml adipose tissues and obtain 1X106Between Mesenchymal stem cells, extract the quantity that separation rate is significantly larger than mescenchymal stem cell in same volume marrow blood, can meet clinical tissue Regenerate the requirement to mescenchymal stem cell quantity.

Claims (9)

1. a kind of SVF automatic cell separating devices, including stand, it is characterised in that be provided with stand liquid feeding component, main body tank, Filter, power set, liquid feeding component are connected with main body tank conduit, and conduit connection filter and power are filled main body tank successively Put, conduit comes out a point two-way from power set, all the way conduit connection collector, another road conduit connects waste liquid cylinder.
2. SVF automatic cell separating devices according to claim 1, it is characterised in that:The liquid feeding component and main body tank Between, between filter and power set be equipped with cylinder controlling switch.
3. SVF automatic cell separating devices according to claim 2, it is characterised in that:The liquid feeding component includes rectangular Body fixed block, fixed block or so respectively has 1 hook, and hook one hangs 3 bags of 500ml physiological saline, and 1 bag of the suspension of hook two contains warp The 200ml physiological saline of sterilization validation clostridiopetidase A, each physiological saline passes through the connecting conduit with cylinder controlling switch and master respectively The cover connecting hole of body tank is connected.
4. SVF automatic cell separating devices according to claim 2, it is characterised in that:Have on the cover of the main body tank Two connecting holes and fatty well, two connecting holes are connected with the normal saline bag on hook one and hook two respectively;Fat Pipeline of the fat well directly with liposuction instrument is connected;There is agitator in the tank body center of main body tank, and agitator is by multiple stirrings Leaf is constituted;Stirrer bottom connects motor by coupler;The tank base of main body tank has liquid outlet to connect filter.
5. SVF automatic cell separating devices according to claim 2, it is characterised in that:The power set are peristaltic pump.
6. SVF automatic cell separating devices according to claim 2, it is characterised in that:The filter is to include The obturator of filter core is filtered, its top connects main body tank through conduit, and filter core is the filter membrane of multiple tracks different pore size size.
7. SVF automatic cell separating devices according to claim 2, it is characterised in that:The collector is to include center The obturator of filter core, central filter core has 0.45 μm of filter membrane.
8. SVF automatic cell separating devices according to claim 2, it is characterised in that also including console, console connects Connect and control liquid feeding component, agitator, power set and cylinder controlling switch.
9. the application method of SVF automatic cell separating devices described in claim 2, it is characterised in that:200ml adipose tissues are put Enter after main body tank, closed main body tank, open console, be first turned on connecting the cylinder controlling switch of 3 bags of 500ml physiological saline, Each tapping 500ml, starts agitator stirring adipose tissue to clean the materials such as the blood in adipose tissue;After washing 1 minute, Automatic start power set open the cylinder controlling switch of connection waste liquid cylinder, discharge waste liquid, and then repeated washing three times, controls Platform opens the cylinder controlling switch of the 200ml physiological saline containing sterilized confirmation clostridiopetidase A, is put into clostridiopetidase A, stirs at room temperature Mix 30 minutes;After having stirred, 3 minutes are stood;Start power set, lower floor's solution containing SVF is pumped into collector;Collect The solution centrifugal obtained in device is precipitated, then removes the collagen enzyme component of residual with centrifugation after brine, is obtained pure Net SVF.
CN201710088211.9A 2017-02-17 2017-02-17 SVF automatic cell separating devices and its method Pending CN107058084A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108485916A (en) * 2018-05-14 2018-09-04 湖州韩汇进出口有限公司 It is a kind of to extract stem cell extraction equipment small to cell contamination soon
CN112940914A (en) * 2021-01-29 2021-06-11 赵彬 Experimental device for promote differentiation of epidermal stem cells and growth

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150004702A1 (en) * 2011-08-29 2015-01-01 Stempeutics Research Private Limited System for isolating stromal vascular fraction (svf) cells from the adipose tissue and a method thereof
CN106068124A (en) * 2014-02-28 2016-11-02 Bdbc科学公司 A kind of system for tissue manipulation
CN206654917U (en) * 2017-02-17 2017-11-21 广西医科大学 SVF automatic cell separating devices
CN215288820U (en) * 2021-02-07 2021-12-24 江苏普瑞康生物医药科技有限公司 Adipose-derived stem cell extraction device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150004702A1 (en) * 2011-08-29 2015-01-01 Stempeutics Research Private Limited System for isolating stromal vascular fraction (svf) cells from the adipose tissue and a method thereof
CN106068124A (en) * 2014-02-28 2016-11-02 Bdbc科学公司 A kind of system for tissue manipulation
CN206654917U (en) * 2017-02-17 2017-11-21 广西医科大学 SVF automatic cell separating devices
CN215288820U (en) * 2021-02-07 2021-12-24 江苏普瑞康生物医药科技有限公司 Adipose-derived stem cell extraction device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108485916A (en) * 2018-05-14 2018-09-04 湖州韩汇进出口有限公司 It is a kind of to extract stem cell extraction equipment small to cell contamination soon
CN108485916B (en) * 2018-05-14 2021-08-17 中南大学湘雅二医院 Stem cell extraction equipment with rapid extraction and small cell pollution
CN112940914A (en) * 2021-01-29 2021-06-11 赵彬 Experimental device for promote differentiation of epidermal stem cells and growth

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Application publication date: 20170818