CN217709442U - A kind of nano fat separation, extraction, concentration and purification device - Google Patents

Abstract

The utility model relates to the technical field of medical devices, in particular to a device for separating, extracting, concentrating and purifying nano fat, which comprises a fat suction tube, a separation and purification tube and a negative pressure suction device, wherein the fat suction tube is located above the separation and purification tube and It is communicated with the separation and purification tube through a Luer three-way valve. The separation and purification tube is installed with a filter screen cartridge. The negative pressure suction device includes a core rod, a piston and a negative pressure suction interface. The core rod extends from the bottom of the separation and purification tube to the Inside the filter mesh cylinder, and the upper part of the core rod is provided with a suction hole, the piston is fixed on the top of the core rod, and the negative pressure suction interface is located at the bottom of the core rod and extends out of the separation and purification tube. The device provided by the utility model has the advantages of simple structure, small volume, light weight, convenient operation and labor saving, and the prepared nanometer active fat has the advantages of high purity and good activity, and can reduce adverse reactions caused during injection.

Description

A device for separating, extracting, concentrating and purifying nano-fat

technical field

The utility model relates to the technical field of medical devices, in particular to a device for separating, extracting, concentrating and purifying nano fat.

Background technique

Nano-fat is to preliminarily purify the extracted fat, and then destroy the mature fat cells, that is, the fat cells containing large particles of oil droplets. This type of fat is not easy to survive after filling, and large particles of oil droplets are easy to cause Inflammatory reactions such as swelling. The remaining small fat cells have a relatively high survival rate after filling. Nanofat is a fat mass with tiny particles, usually with a diameter of only 0.4-0.6mm. At present, nanofat is widely used in the field of fat transplantation.

When separating, extracting, concentrating and purifying nano-adipocytes, a complex system is often required for processing. The system structure is complex and cumbersome, and the operating procedures are also very complicated. The extraction cost is relatively high and the efficiency is low, and the extracted active adipose tissue contains adipose stem cells. The purity is not high, the activity is poor, and it is easy to cause adverse reactions when injected.

Utility model content

The technical problem to be solved by the utility model is to provide a nano-fat separation, extraction, concentration and purification device with simple structure, small volume, light weight, convenient operation and labor-saving. The prepared nano-active fat has the advantages of high purity and good activity, and can To reduce adverse reactions caused by injection.

The utility model is realized through the following technical solutions:

A device for separating, extracting, concentrating and purifying nano-fat, which includes a fat suction tube, a separation and purification tube and a negative pressure suction device, the fat suction tube is located above the separation and purification tube and passes through a Luer tube between the separation and purification tube The three-way valve is connected, and a filter screen cylinder is installed in the separation and purification pipe. The negative pressure suction device includes a core rod, a piston and a negative pressure suction interface. The core rod extends from the bottom of the separation and purification pipe into the filter screen cylinder. Inside, and the upper part of the core rod is provided with a suction hole, the piston is fixedly installed on the top of the core rod, and the negative pressure suction port is located at the bottom of the core rod and extends out of the separation and purification tube.

Further, the fat suction tube includes a suction tube body and a suction tube base, and the upper part of the suction tube body is provided with a fat suction hole, and the suction tube base includes a connecting tube and a card support, and the card support card is installed in the Lu The top of the Luer three-way valve, the connecting pipe is fixed through the card holder and communicated with the suction pipe body and the Luer three-way valve.

Further, the top of the separation and purification pipe is provided with a collection port, and the bottom is fixedly installed with a sealing plate, and the Luer three-way valve is installed on the collection port of the separation and purification pipe.

Further, the core rod is fixedly installed with a presser handle above the negative pressure suction interface.

Optimized, Luer 3-way valve with Luer connection.

Optimized, the negative pressure suction port is a threaded oblique port.

Optimized, there are multiple liposuction holes.

Beneficial effects of the utility model

The utility model provides a device for separating, extracting, concentrating and purifying nano-fat, which has the following advantages: the device is simple in structure, small in size, light in weight, easy to operate and labor-saving, and can carry out high-efficiency extraction on the basis of retaining the activity of nano-fat tissue. Separation and extraction, and by purifying and concentrating the nano-fat to improve its biological activity and reduce the adverse reactions caused by its injection, the nano-fat prepared by this device has the advantages of high purity and good activity, and is suitable for applications in medical fields such as plastic surgery and joint surgery .

Description of drawings

Fig. 1 is a schematic diagram of the structure of the adipose tissue suction state of the utility model;

Fig. 2 is a schematic diagram of the structure of the hedging state of the adipose tissue of the present invention;

In the figure 1. Fat suction hole, 2. Suction tube body, 3. Suction tube base, 4. Luer three-way valve, 5. Collection port, 6. Separation and purification tube, 7. Filter mesh cylinder, 8. Piston, 9. Suction hole, 10. Core rod, 11. Seal plate, 12. Press hand, 13. Negative pressure suction port, 14. First Luer syringe, 15. Second Luer syringe, 16. Card Support, 17. Connect the pipe.

Detailed ways

A nano-fat separation, extraction and concentration purification device, which includes a fat suction tube, a separation and purification tube 6, and a negative pressure suction device, the fat suction tube is located above the separation and purification tube and passes through the separation and purification tube. The Luer three-way valve 4 is connected, and the fat suction tube can enter the fat tissue of the human body, and the fat tissue is drawn out and sent into the separation and purification tube through the fat tissue through the Luer three-way valve.

A filter screen cylinder 7 is installed in the separation and purification tube, and the filter screen cylinder can filter and separate the separated and purified tissue from the separated liquid oil droplets. The negative pressure suction device comprises a core rod 10, a piston 8 and a negative pressure suction interface 13, the core rod extends into the filter screen cylinder from the bottom of the separation and purification pipe, and the upper part of the core rod is provided with an air suction hole 9, The piston is fixedly installed on the top of the core rod, and the negative pressure suction port is located at the bottom of the core rod and extends out of the separation and purification tube. The negative pressure suction interface is connected with a negative pressure pump (not shown), and the separation and purification tube can be pumped into a negative pressure to facilitate the suction of fat tissue from the human body along the fat suction tube and Luer three-way valve into the separation and purification tube. Separation, extraction, concentration and purification are carried out in the tube.

Further, the fat suction tube includes a suction tube body 2 and a suction tube base 3, the upper part of the suction tube body is provided with a fat suction hole 1, and the suction tube base includes a connecting pipe 17 and a card holder 16, and the card holder The toca is installed on the top of the Luer three-way valve, and the connecting pipe is fixed through the card to communicate with the suction pipe body and the Luer three-way valve. The setting of Cato is convenient to form a stable connection with the Luer three-way valve, so that the adipose tissue can pass through the Luer three-way valve smoothly into the separation and purification tube, and it is also convenient to quickly remove the fat suction tube from the Luer three-way valve after the suction is completed. Take it off and proceed to the next step of separation, extraction, concentration and purification. The base of the suction pipe can be integrally formed, which is easy to manufacture and install, and has a stable structure.

Further, the top of the separation and purification tube is provided with a collection port 5, and the bottom is fixedly equipped with a sealing plate 11. The Luer three-way valve is installed on the collection port of the separation and purification tube, which is convenient and quick to install, and prevents fat tissue from leaking. The setting facilitates the fixed installation of the negative pressure generating device.

Further, the core rod is fixedly installed with a pressing hand 12 above the negative pressure suction interface. After the fat tissue is sucked, you can hold the pressing hand and push the core rod upward, so that the piston moves upward along the filter cylinder to push the fat tissue To the Luer three-way valve for separation, extraction, concentration and purification operations.

Optimized, the Luer three-way valve is equipped with a Luer interface, which is convenient for quick connection and disconnection with the fat suction tube, separation and purification tube and Luer syringe.

The optimized negative pressure suction interface is a threaded oblique port, which is convenient for fast and tight connection with the negative pressure suction interface and the negative pressure pump to prevent falling off or leakage.

Optimized, there are multiple liposuction holes, which can further speed up the liposuction speed.

The utility model protects a device for separating, extracting, concentrating and purifying nano-fat. When it is necessary to separate, extract, concentrate and purify adipose tissue, first install the fat suction tube on the Luer three-way valve, and the top of the fat suction tube enters the For adipose tissue, the Luer three-way valve is in the state where the fat suction tube is connected to the separation and purification tube, and then the negative pressure suction interface is connected to the negative pressure pump and the negative pressure pump works to pump the separation and purification tube into a negative pressure state to make the fat The tissue quickly enters the separation and purification tube from the liposuction tube through the Luer three-way valve. Then the negative pressure pump stops working, and it is separated from the negative pressure suction interface. The Luer syringe 14 and the second Luer syringe 15 are repeatedly flushed through the Luer three-way valve to mechanically emulsify the fat particles, and the resulting liquid oil droplets are filtered and removed through the filter cartridge, so as to obtain concentrated and purified nano-fat from Luer. The separation, extraction, concentration and purification of adipose tissue can be completed by pulling it out from the syringe. The separated liquid oil droplets and other waste liquids pass through the filter screen cylinder above the piston, and then fall into the filter screen cylinder from the bottom of the piston, and enter the core rod from the suction hole, and then pump along the negative pressure. The suction port flows out, and a waste liquid collection bottle (not shown) can be placed on the bottom of the negative pressure suction port to collect the waste liquid.

In summary, the utility model provides a device for separating, extracting, concentrating and purifying nano-fat. The device is simple in structure, small in size, light in weight, easy to operate and labor-saving, and can perform high-efficiency on the basis of retaining the activity of nano-fat tissue. The separation and extraction of nano-fat can improve its biological activity through purification and concentration, and reduce the adverse reactions caused by its injection. The nano-fat prepared by this device has the advantages of high purity and good activity, and is suitable for plastic surgery, joint surgery and other medical fields. application.

The above descriptions are only preferred embodiments of the utility model, and are not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (7)

1. A separation of nanometer fat is drawed and is concentrated purification device which characterized in that: including fat suction tube, separation purification pipe and negative pressure suction device, the fat suction tube be located separation purification pipe top and with the separation purification between manage through luer three-way valve intercommunication, install the filter screen section of thick bamboo in the separation purification pipe, negative pressure suction device includes core bar, piston and negative pressure suction interface, the core bar stretches into in the filter screen section of thick bamboo from separation purification socle portion, and core bar upper portion has seted up the suction opening, piston fixed mounting is in the core bar top, negative pressure suction interface is located the core bar bottom and stretches out separation purification pipe.

2. The apparatus for separating, extracting, concentrating and purifying nano-fat as claimed in claim 1, wherein the fat suction tube comprises a suction tube body and a suction tube base, the upper portion of the suction tube body is provided with a fat suction hole, the suction tube base comprises a connection tube and a clamping holder, the clamping holder is clamped on the top of the luer three-way valve, and the connection tube fixedly passes through the clamping holder and is communicated with the suction tube body and the luer three-way valve.

3. The apparatus for separating, extracting, concentrating and purifying nano-fat according to claim 1, wherein the separation and purification tube has a collection port at the top and a sealing plate at the bottom, and the luer three-way valve is installed at the collection port of the separation and purification tube.

4. The device for separating, extracting, concentrating and purifying nano-fat according to claim 1, wherein the core rod is fixedly provided with a press hand above the negative pressure suction port.

5. The apparatus for separating, extracting, concentrating and purifying nano-fat according to claim 1, wherein the luer three-way valve is provided with a luer.

6. The device for separating, extracting, concentrating and purifying nano-fat according to claim 1, wherein the negative pressure suction port is a threaded beveled port.

7. The apparatus for separating, extracting, concentrating and purifying nano-fat according to claim 2, wherein the fat suction hole is plural.

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