CN110180052A - A kind of puncture auxiliary device - Google Patents

Abstract

The invention discloses a puncture auxiliary device, which comprises a rubber tube and two elastic bands arranged on the rubber tube. The end of the left elastic band is fixed with a cotton tube, and the cotton tube is filled with cotton wool for disinfection. , the mouth of the cotton wool tube is sealed with a sealing cover; the end of the elastic band on the right side is provided with a handle cover, the rear end of the handle cover is provided with a handle, and the right side of the handle cover is provided with Arc-shaped finger rest; the puncture auxiliary device has a simple structure, is easy to carry, helps to improve work efficiency, is suitable for various infusion puncture occasions, and can avoid cross-infection when performing infusion puncture for patients.

Description

A piercing aid

technical field

The invention relates to a puncture assisting device.

Background technique

Traditional infusion auxiliary puncture devices mainly include rubber tubes, disinfectant and cotton balls. When performing venipuncture injection, the medical staff generally use rubber tubes to elastically wrap the front end of the blood vessel at the site to be punctured and injected, then use tweezers to pinch a cotton ball dipped in anti-venom and disinfect the body surface of the site to be punctured, and finally inject Venipuncture is done by inserting a needle into a vein from a sterile surface site. When performing transfusion puncture, medical personnel need to carry medical equipment such as medical trays, rubber tubes, disinfectant, cotton balls, tweezers, etc., which are too many and inconvenient to carry; Intravascular, this operation is easy to cause cross-infection, which is extremely unsanitary.

To sum up, it is necessary to seek a puncture auxiliary device that is simple in structure, easy to carry, can improve work efficiency, is suitable for use in various transfusion puncture occasions, and can avoid cross-infection at the same time.

Contents of the invention

In view of this, the object of the present invention is to provide a puncture auxiliary device that is simple in structure, easy to carry, can improve work efficiency, is suitable for use in various transfusion puncture occasions, and can avoid cross-infection.

In order to solve the problems of the technologies described above, the technical solution of the present invention is:

An auxiliary infusion puncture device, comprising a rubber tube and two elastic bands arranged on the rubber tube, the end of the left elastic band is fixed with a cotton tube, and the cotton tube is filled with cotton wool for disinfection. The mouth of the cotton wool tube is sealed with a sealing cover; the end of the elastic band on the right side is provided with a handle cover, the rear end of the handle cover is provided with a handle, and the right side of the handle cover is provided with an arc Refers to.

Further, the cotton wool tube is a soft tube.

Further, an elastic belt is fixed between the top of the sealing cover and the cotton tube.

Further, a handle is fixed on the outer wall of the cotton wool tube.

Further, the soft body tube is made of the following raw materials in parts by weight: 30-40 parts of polypropylene, 2-4 parts of zinc oxide, 3-5 parts of phthalic acid, 1-3 parts of epoxidized soybean oil , 1-2 parts of butyl stearate, 2-4 parts of polytetrafluoroethylene, 4-6 parts of ceramic powder, 4-6 parts of corn flour, 1-2 parts of soybean protein, 0.3-0.5 parts of antioxidant, 1, 1-3 parts of 6-hexanediol, 8-10 parts of polymer emulsion, 1-3 parts of alginic acid, 6-7 parts of carbamate and 3-5 parts of defoamer.

Further, the defoamer is one or a mixture of emulsified silicone oil, polyoxypropylene glyceryl ether, polyoxypropylene polyoxyethylene glyceryl ether and dimethylsiloxane.

Another technical problem to be solved by the present invention is to provide a method for preparing a soft tube, comprising the following steps:

1) Put 1-2 parts of butyl stearate, 4-6 parts of ceramic powder, 4-6 parts of corn flour and 1-2 parts of soybean protein into the high-mixer, mix for 10-20 minutes, and then add polymer 8-10 parts of emulsion and 1-3 parts of epoxidized soybean oil are mixed at a speed of 400-600r/min for 10-15 minutes to prepare a mixture and set aside;

2) Put the mixture prepared in step 1) into a granulator, and under the condition of 120-170°C, make masterbatch granules with a particle size of 3-5mm for later use;

3) Put the masterbatch granules prepared in step 2) into a high-speed ball mill, and then add 2-4 parts of zinc oxide, 3-5 parts of phthalic acid, 1-3 parts of alginic acid and 6-7 parts of carbamate , ball milling at a speed of 1200-1600r/min for 20-30 minutes to obtain a ball milling mixture for subsequent use;

4) Take 30-40 parts of polypropylene, 1-3 parts of 1,6-hexanediol and 2-4 parts of polytetrafluoroethylene, mix them evenly, put them into a muffle furnace, and calcinate them at 220-240°C for 1 -2 hours, then let it stand, and naturally cool to 80-90°C, and set aside;

5) Add 0.3-0.5 parts of antioxidant and 3-5 parts of defoamer to the cooled mixture in step 4), and use a batching tank to stir at a speed of 120-140r/min for 10-20min to mix the materials evenly and set aside ;

6) pouring the homogeneously mixed material in step 5) into a mold, curing for 2-4 hours, and then demoulding it to obtain a formed cylinder;

7) Put the cylinder formed in step 6) into a drying oven, dry it for 40-60 minutes under the condition of 20-30° C., and take it out to obtain the product.

The technical effect of the present invention is mainly reflected in the following aspects: by setting two elastic bands on the rubber tube, the end of the left elastic band is provided with a cotton tube, the cotton tube is filled with cotton wool, and a seal is installed at the mouth of the cotton tube. Cover, there is an elastic belt fixed between the top of the sealing cover and the cotton tube, and a handle is also set on the outer wall of the cotton tube, which can concentrate the instruments needed for traditional puncture, which is easy to carry and greatly improves the work efficiency of medical staff The end of the elastic band on the right side is provided with a handle cover, and a handle is provided at the rear end of the handle cover, and an arc-shaped finger rest is provided on the right side of the handle cover at the same time. The handle sleeve is set on the handle, hold the handle, and press the thumb on the arc-shaped finger rest to control the puncture of the needle body, which avoids cross-infection and is safe and hygienic; at the same time, the cotton wool tube is made of polypropylene, zinc oxide, and phthalic acid. , epoxidized soybean oil, butyl stearate, polytetrafluoroethylene, ceramic powder, corn flour, soybean protein, antioxidant, 1,6-hexanediol, polymer emulsion, alginic acid, carbamate and disinfectant The soft cylinder made of foaming agent, the soft cylinder material can inhibit the growth of bacteria, is non-toxic, has good shape retention performance, durability and excellent protection performance, and has broad market application prospects.

Description of drawings

Fig. 1 is a structural diagram of a puncture assisting device of the present invention.

Detailed ways

Below in conjunction with accompanying drawing 1, the specific embodiment of the present invention will be described in further detail, so that the technical solution of the present invention is easier to understand and grasp.

In this embodiment, it should be understood that the terms "middle", "upper", "lower", "top", "right side", "left end", "above", "back", "middle", etc. The indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation , and therefore cannot be construed as a limitation of the present invention.

In addition, in this specific embodiment, if the connection or fixing method between the components is not specified in particular, the connection or fixing method can be fixed by bolts or pins commonly used in the prior art, or connected by pin shafts, etc. Therefore, it will not be described in detail in this embodiment.

Example 1

A puncture assisting device, as shown in Figure 1, comprises a rubber tube 1, and two elastic bands 11, 12 arranged on the rubber tube 1, the end of the left elastic band 11 is fixed with a cotton tube 2, the The cotton wool tube 2 described above is a soft tube, and the cotton tube 2 is set as a soft tube. During operation, not only can the cotton tube 2 be pinched by hand, but also the disinfectant accumulated in the cotton tube 2 can be squeezed out, which is more conducive to Improve the disinfection effect; the cotton wool tube 2 is filled with a cotton wool 21 for disinfection, the mouth of the cotton wool tube 2 is sealed with a sealing cover 22, and an elastic seal is fixed between the top of the sealing cover 22 and the cotton wool tube 2. Belt 23, the main function of elastic belt 23 is to connect sealing cover 22 and cotton wool tube 2 together, thus play to avoid the problem that sealing cover 22 cannot be found after opening sealing cover 22; There is a handle 24, and the setting of the handle 24 can facilitate the medical staff to hold the cotton wool tube 2, which is more reliable; the end of the right side elastic band 12 is provided with a handle cover 3, and the rear end of the handle cover 3 is provided with Handle 31, the right side of described handle cover 3 is provided with arc-shaped finger rest 32, when infusion puncture is given to the patient, handle cover 3 is enclosed within on the handle, holds handle 31, and thumb presses on the arc finger. Holder 32 controls needle body puncture and enters needle and gets final product.

The soft tube is made of the following raw materials in parts by weight: 40 parts of polypropylene, 4 parts of zinc oxide, 5 parts of phthalic acid, 3 parts of epoxy soybean oil, 2 parts of butyl stearate, polytetrafluoroethylene 4 parts of vinyl fluoride, 6 parts of ceramic powder, 6 parts of corn flour, 2 parts of soybean protein, 0.5 parts of antioxidant, 3 parts of 1,6-hexanediol, 10 parts of polymer emulsion, 3 parts of alginic acid, carbamate 7 parts and 5 parts of defoamer. In this embodiment, the defoamer is emulsified silicone oil.

A method for preparing a soft tube, comprising the following steps:

1) Put 2 parts of butyl stearate, 6 parts of ceramic powder, 6 parts of corn flour and 2 parts of soybean protein into the high-mixer, mix for 20 minutes, then add 10 parts of polymer emulsion and 3 parts of epoxy soybean oil , mixed at a speed of 600r/min for 15 minutes to prepare the mixture for subsequent use;

2) Put the mixture prepared in step 1) into a granulator, and under the condition of 170° C., make masterbatch granules with a particle size of 5 mm for later use;

3) Put the masterbatch granules prepared in step 2) into a high-speed ball mill, then add 4 parts of zinc oxide, 5 parts of phthalic acid, 3 parts of alginic acid and 7 parts of carbamate, and ball mill at a speed of 1600r/min After 30 minutes, the ball milled mixture was obtained and set aside;

4) Take 40 parts of polypropylene, 3 parts of 1,6-hexanediol and 4 parts of polytetrafluoroethylene, mix them evenly, put them into a muffle furnace, calcinate them at 240°C for 2 hours, and then let them stand still. And naturally cooled to 90 ℃, standby;

5) Add 0.5 parts of antioxidant and 5 parts of defoamer to the cooled mixture in step 4), and use a batching tank to stir for 20 minutes at a speed of 140 r/min, so that all materials are mixed evenly, and set aside;

6) pouring the homogeneously mixed material in step 5) into a mold, curing for 4 hours, and then demolding it to obtain a formed cylinder;

7) Put the cylinder formed in step 6) into a drying oven, dry at 30°C for 60 minutes, take it out, and you get it.

Example 2

A puncture assisting device, as shown in Figure 1, comprises a rubber tube 1, and two elastic bands 11, 12 arranged on the rubber tube 1, the end of the left elastic band 11 is fixed with a cotton tube 2, the The cotton wool tube 2 described above is a soft tube, and the cotton tube 2 is set as a soft tube. During operation, not only can the cotton tube 2 be pinched by hand, but also the disinfectant accumulated in the cotton tube 2 can be squeezed out, which is more conducive to Improve the disinfection effect; the cotton wool tube 2 is filled with a cotton wool 21 for disinfection, the mouth of the cotton wool tube 2 is sealed with a sealing cover 22, and an elastic seal is fixed between the top of the sealing cover 22 and the cotton wool tube 2. Belt 23, the main function of elastic belt 23 is to connect sealing cover 22 and cotton wool tube 2 together, thus play to avoid the problem that sealing cover 22 cannot be found after opening sealing cover 22; There is a handle 24, and the setting of the handle 24 can facilitate the medical staff to hold the cotton wool tube 2, which is more reliable; the end of the right side elastic band 12 is provided with a handle cover 3, and the rear end of the handle cover 3 is provided with Handle 31, the right side of described handle cover 3 is provided with arc-shaped finger rest 32, when infusion puncture is given to the patient, handle cover 3 is enclosed within on the handle, holds handle 31, and thumb presses on the arc finger. Holder 32 controls needle body puncture and enters needle and gets final product.

The soft tube is made of the following raw materials in parts by weight: 30 parts of polypropylene, 2 parts of zinc oxide, 3 parts of phthalic acid, 1 part of epoxy soybean oil, 1 part of butyl stearate, polytetrafluoroethylene 2 parts of vinyl fluoride, 4 parts of ceramic powder, 4 parts of corn flour, 1 part of soybean protein, 0.3 parts of antioxidant, 1 part of 1,6-hexanediol, 8 parts of polymer emulsion, 1 part of alginic acid, carbamate 6 parts and 3 parts of defoamer. In this embodiment, the defoamer is a mixture of emulsified silicone oil and dimethylsiloxane.

A method for preparing a soft tube, comprising the following steps:

1) Put 1 part of butyl stearate, 4 parts of ceramic powder, 4 parts of corn flour and 1 part of soybean protein into the high-mixer, mix for 10 minutes, then add 8 parts of polymer emulsion and 1 part of epoxidized soybean oil , mixed at a speed of 400r/min for 10 minutes to prepare the mixture for subsequent use;

2) Put the mixture prepared in step 1) into a granulator, and under the condition of 120° C., make masterbatch granules with a particle size of 3 mm for later use;

3) Put the masterbatch granules prepared in step 2) into a high-speed ball mill, then add 2 parts of zinc oxide, 3 parts of phthalic acid, 1 part of alginic acid and 6 parts of carbamate, and ball mill at a speed of 1200r/min After 20 minutes, the ball milled mixture was obtained and set aside;

4) Take 30 parts of polypropylene, 1 part of 1,6-hexanediol and 2 parts of polytetrafluoroethylene, mix them evenly, put them into a muffle furnace, calcinate at 220°C for 1 hour, and then let it stand still. And naturally cooled to 80 ℃, standby;

5) Add 0.3 parts of antioxidant and 3 parts of defoamer to the cooled mixture in step 4), and stir for 10 minutes at a speed of 120 r/min using a batching tank to mix the materials evenly and set aside;

6) pouring the homogeneously mixed material in step 5) into a mold, curing for 2 hours, and then demoulding it to obtain a formed cylinder;

7) Put the cylinder formed in step 6) into a drying oven, dry for 40 minutes at 20°C, and take it out to obtain the product.

Example 3

A puncture assisting device, as shown in Figure 1, comprises a rubber tube 1, and two elastic bands 11, 12 arranged on the rubber tube 1, the end of the left elastic band 11 is fixed with a cotton tube 2, the The cotton wool tube 2 described above is a soft tube, and the cotton tube 2 is set as a soft tube. During operation, not only can the cotton tube 2 be pinched by hand, but also the disinfectant accumulated in the cotton tube 2 can be squeezed out, which is more conducive to Improve the disinfection effect; the cotton wool tube 2 is filled with a cotton wool 21 for disinfection, the mouth of the cotton wool tube 2 is sealed with a sealing cover 22, and an elastic seal is fixed between the top of the sealing cover 22 and the cotton wool tube 2. Belt 23, the main function of elastic belt 23 is to connect sealing cover 22 and cotton wool tube 2 together, thus play to avoid the problem that sealing cover 22 cannot be found after opening sealing cover 22; There is a handle 24, and the setting of the handle 24 can facilitate the medical staff to hold the cotton wool tube 2, which is more reliable; the end of the right side elastic band 12 is provided with a handle cover 3, and the rear end of the handle cover 3 is provided with Handle 31, the right side of described handle cover 3 is provided with arc-shaped finger rest 32, when infusion puncture is given to the patient, handle cover 3 is enclosed within on the handle, holds handle 31, and thumb presses on the arc finger. Holder 32 controls needle body puncture and enters needle and gets final product.

The soft tube is made of the following raw materials in parts by weight: 35 parts of polypropylene, 3 parts of zinc oxide, 4 parts of phthalic acid, 2 parts of epoxy soybean oil, 1.5 parts of butyl stearate, polytetrafluoroethylene 3 parts of vinyl fluoride, 5 parts of ceramic powder, 5 parts of corn flour, 1.5 parts of soybean protein, 0.4 parts of antioxidant, 2 parts of 1,6-hexanediol, 9 parts of polymer emulsion, 2 parts of alginic acid, carbamate 6.5 parts and 4 parts of defoamer. In this embodiment, the defoamer is a mixture of emulsified silicone oil, polyoxypropylene glyceryl ether and dimethylsiloxane.

A method for preparing a soft tube, comprising the following steps:

1) Put 1.5 parts of butyl stearate, 5 parts of ceramic powder, 5 parts of corn flour and 1.5 parts of soybean protein into the high-mixer, mix for 15 minutes, then add 9 parts of polymer emulsion and 2 parts of epoxy soybean oil , mixed at a speed of 500r/min for 13 minutes to prepare the mixture for subsequent use;

2) Put the mixture prepared in step 1) into a granulator, and under the condition of 150° C., make masterbatch granules with a particle size of 4 mm for later use;

3) Put the masterbatch granules prepared in step 2) into a high-speed ball mill, then add 3 parts of zinc oxide, 4 parts of phthalic acid, 2 parts of alginic acid and 6.5 parts of carbamate, and ball mill at a speed of 1400r/min After 25 minutes, the ball milled mixture was obtained and set aside;

4) Take 35 parts of polypropylene, 2 parts of 1,6-hexanediol and 3 parts of polytetrafluoroethylene, mix them evenly, put them into a muffle furnace, calcinate at 230°C for 1.5 hours, and then let it stand still. And naturally cooled to 85 ℃, standby;

5) Add 0.4 parts of antioxidant and 4 parts of defoamer to the cooled mixture in step 4), and stir for 15 minutes at a speed of 130 r/min using a batching tank to mix the materials evenly and set aside;

6) pouring the uniformly mixed material in step 5) into a mold, curing for 3 hours, and then demoulding it to obtain a formed cylinder;

7) Put the cylinder formed in step 6) into a drying oven, dry for 5 minutes at 25°C, and take it out to obtain the product.

Experimental example

Experimental subjects: 20 patients who did not use the puncture assisting device as the control group 1, 20 patients who used the common puncture assisting device as the control group 2, and 20 patients who used the puncture assisting device of the present invention as the experimental group.

Experimental requirements: select the same nurse to perform puncture operations on the above three groups of patients, and use the same other medical equipment, observe the puncture conditions of 60 patients, and record the conditions of the three groups of patients respectively.

The specific results are shown in the table below:

Combined with the above table, comparing the results obtained under the same experimental method without using the puncture assisting device, using the ordinary puncture assisting device and using the puncture assisting device of the present invention, the test data of the puncture assisting device of the present invention are all in a clear advantage. High accuracy, high work efficiency, and less prone to cross-infection.

The technical effect of the present invention is mainly reflected in the following aspects: by setting two elastic bands on the rubber tube, the end of the left elastic band is provided with a cotton tube, the cotton tube is filled with cotton wool, and a seal is installed at the mouth of the cotton tube. Cover, there is an elastic belt fixed between the top of the sealing cover and the cotton tube, and a handle is also set on the outer wall of the cotton tube, which can concentrate the instruments needed for traditional puncture, which is easy to carry and greatly improves the work efficiency of medical staff The end of the elastic band on the right side is provided with a handle cover, and a handle is provided at the rear end of the handle cover, and an arc-shaped finger rest is provided on the right side of the handle cover at the same time. The handle sleeve is set on the handle, hold the handle, and press the thumb on the arc-shaped finger rest to control the puncture of the needle body, which avoids cross-infection and is safe and hygienic; at the same time, the cotton wool tube is made of polypropylene, zinc oxide, and phthalic acid. , epoxidized soybean oil, butyl stearate, polytetrafluoroethylene, ceramic powder, corn flour, soybean protein, antioxidant, 1,6-hexanediol, polymer emulsion, alginic acid, carbamate and disinfectant The soft cylinder made of foaming agent, the soft cylinder material can inhibit the growth of bacteria, is non-toxic, has good shape retention performance, durability and excellent protection performance, and has broad market application prospects.

Of course, the above are only typical examples of the present invention. In addition, the present invention can also have other multiple specific implementation modes. All technical solutions formed by equivalent replacement or equivalent transformation all fall within the scope of protection claimed by the present invention. Inside.

Claims (6)

1. A transfusion auxiliary puncture device, comprising a rubber tube, and two elastic bands arranged on the rubber tube, characterized in that: the end of the elastic band on the left side is fixed with a cotton tube, and the useful cotton tube is filled in the cotton tube. For the sterilized cotton wool, the mouth of the cotton wool tube is sealed with a sealing cover; the end of the elastic band on the right side is provided with a handle cover, and the rear end of the handle cover is provided with a handle. There is a curved finger rest on the right side. 2. The transfusion auxiliary puncture device according to claim 1, wherein the cotton wool tube is a soft tube. 3. The transfusion auxiliary puncture device according to claim 2, characterized in that: the soft body tube is made of the following raw materials in parts by weight: 30-40 parts of polypropylene, 2-4 parts of zinc oxide, o-phthalic acid 3-5 parts of dicarboxylic acid, 1-3 parts of epoxidized soybean oil, 1-2 parts of butyl stearate, 2-4 parts of polytetrafluoroethylene, 4-6 parts of ceramic powder, 4-6 parts of corn flour, soybean 1-2 parts of protein, 0.3-0.5 parts of antioxidant, 1-3 parts of 1,6-hexanediol, 8-10 parts of polymer emulsion, 1-3 parts of alginic acid, 6-7 parts of carbamate and disinfectant Foam agent 3-5 parts. 4. The transfusion auxiliary puncture device as claimed in claim 2, characterized in that: the defoamer is emulsified silicone oil, polyoxypropylene glyceryl ether, polyoxypropylene polyoxyethylene glyceryl ether, and dimethylsiloxane one or a mixture of several. 5. The infusion auxiliary puncture device according to claim 1, wherein an elastic belt is fixed between the top of the sealing cover and the cotton wool tube. 6. The transfusion auxiliary puncture device according to claim 1, characterized in that: a handle is fixed on the outer wall of the cotton wool tube.