CN102309811A - Negative-pressure ozone drainage system for wound therapy - Google Patents

Abstract

An ozone negative pressure drainage trauma treatment system, which belongs to the field of medical equipment, includes a drainage dressing, a constant-current negative-pressure pump and a waste liquid bag. The drainage dressing is connected to a constant-current negative-pressure pump through a drainage tube, and the constant-current negative-pressure pump It is connected to the waste liquid bag through the collection tube, and the drainage dressing is an anti-oxidation wound drainage dressing, which consists of a pure cotton non-woven fabric layer, a pure cotton cushion layer, a breathable waterproof adhesive tape layer, and a breathable waterproof adhesive tape from bottom to top. The left and right ends of the layer are provided with through holes, the through holes are bonded with suction cups, the suction cups at the left and right ends of the breathable waterproof adhesive tape layer are respectively connected with water inlet hoses and water suction hoses, and the water suction hoses are connected to the drainage tubes. The drainage dressing of the present invention is not only low in price, does not harden, and is not prone to air and water leakage when it is fixed to the wound, but also can disinfect and sterilize the wound with ozone water without opening the wound dressing, providing oxygen to the wound tissue to relieve pain. Accelerate the healing of itching, reduce the pain of patients, and facilitate the operation and use of medical staff.

Description

Ozone Negative Pressure Drainage Trauma Therapy System

Technical field:

The invention relates to the field of medical equipment, in particular to an ozone negative pressure drainage wound treatment system.

Background technique:

In the medical field, negative pressure drainage is used to treat wounds, especially refractory wounds, and has achieved relatively good results. Negative pressure drainage wound treatment systems generally include drainage dressings for wrapping wounds, and the middle side of drainage dressings There is a drainage tube on the wall, which is used to connect with the negative pressure machine, and a waste liquid bag is also connected to the negative pressure machine to collect the blood flowing out of the negative pressure machine. At present, the commonly used drainage dressings are all imported materials. It is very expensive, and during use, it is necessary to inject physiological saline into the drainage dressing according to the situation to prevent hardening, because this type of drainage dressing needs to be used under wet conditions, because a drainage tube is added to the middle side wall of the drainage dressing, The drainage tube will bulge. When the drainage dressing is fixed to the wound, the technical requirements are high. If you are not careful, there will be air leakage and water leakage. In addition, the wound must be opened regularly to disinfect the wound during use. In this way, not only the economic burden of the patient's treatment cost is large, but also the labor intensity of the medical staff is also increased.

In addition, most of the current drainage dressings are medical plastic or medical sponge materials, which are easily oxidized by ozone water, so ozone water cannot be used in negative pressure drainage wound treatment systems.

Invention content:

The technical problem to be solved by the present invention is to provide a drainage dressing that is not only low in price, does not harden, and is not prone to air and water leakage when it is fixed to the wound, but also can disinfect and sterilize the wound with ozone water without opening the wound dressing , provide oxygen to the wound, relieve pain, relieve itching, accelerate healing, reduce the pain of patients, and facilitate the operation and use of ozone negative pressure drainage wound therapy system for medical staff.

The technical solution of the present invention is to provide an ozone negative pressure drainage wound treatment system with the following structure: comprising a drainage dressing, a constant current negative pressure pump and a waste liquid bag, the drainage dressing passes through the drainage tube and the constant current negative pressure pump Connected and communicated, the constant current negative pressure pump is connected to the waste liquid bag through the collection tube, wherein the drainage dressing is an anti-oxidative wound drainage dressing, which consists of a pure cotton non-woven fabric layer, a pure cotton cushion layer and Air-permeable waterproof tape layer, the upper and lower ends of the air-permeable waterproof tape layer are provided with through holes, the through holes are bonded with suction cups, and the suction cups at the left and right ends of the breathable waterproof tape layer are respectively connected with water inlet hoses and water-absorbing hoses. The tube is connected to the drainage tube.

The ozone negative pressure drainage wound treatment system of the present invention further includes an ozone water production system for disinfecting wounds, and the ozone water production system is connected between the drainage dressing and the waste liquid bag.

The ozone negative pressure drainage trauma treatment system of the present invention, wherein, the ozone water making system comprises an oxygen bottle, an infusion bottle, a mixing pump, an ozone water cup, a negative pressure valve, a controller and a display, and the oxygen bottle passes through the first conduit and the mixing pump The mixing pump is connected to the water pump, the infusion bottle is connected to the water pump through the second conduit, the third conduit is connected between the mixing pump and the upper end of the ozone water cup, and the fourth conduit is connected between the upper end of the ozone water cup and the waste liquid bag. Conduit, the fifth conduit is connected between the lower end of the ozone water cup and the negative pressure valve, the negative pressure valve is connected to the water inlet hose of the drainage dressing through the water delivery pipe, and the first conduit between the oxygen cylinder and the mixing pump is sequentially set Oxygen valve and ozone generator are provided, the first bubble monitor and salt water valve are arranged in turn on the second conduit between the infusion bottle and the water pump, and the ozone generator is arranged in sequence on the fourth conduit between the upper end of the ozone water cup and the waste liquid bag. Recovery valve and degrader, the fifth conduit between the lower end of the ozone water cup and the negative pressure valve is provided with a second bubble monitor, oxygen valve, ozone generator, mixing pump, water pump, first bubble monitor, brine valve, The ozone recovery valve, the negative pressure valve, the second bubble monitor, the constant current negative pressure pump and the display are all electrically connected with the controller.

In the ozone negative pressure drainage wound treatment system of the present invention, a pressure regulator and a flow stabilizer are sequentially arranged on the first conduit between the oxygen cylinder and the oxygen valve.

In the ozone negative pressure drainage wound treatment system of the present invention, a pressure sensor is connected to the first conduit between the pressure regulator and the current stabilizer, and the pressure sensor is electrically connected to the controller.

In the ozone negative pressure drainage trauma treatment system of the present invention, a negative pressure sensor is connected to the drainage tube, and the negative pressure sensor is electrically connected to the controller.

In the ozone negative pressure drainage wound treatment system of the present invention, a heater is provided on the fifth conduit between the ozone water cup and the second bubble monitor, and the heater is electrically connected to the controller.

After adopting the above structure, compared with the prior art, the ozone negative pressure drainage wound treatment system of the present invention has the following advantages: because the drainage dressing of the ozone negative pressure drainage wound treatment system of the present invention is made of pure cotton non-woven fabric layer, pure cotton The cushion is used as a drainage dressing, so it is less expensive, and it is soft and does not harden. Different from the original addition of a drainage tube on the middle side wall of the drainage dressing, since there are through holes on the left and right ends of the breathable waterproof adhesive layer, the through holes are bonded with suction cups, and the suction cups on the left and right ends of the breathable waterproof adhesive layer are In other words, the water inlet hose and the water suction hose are bonded to the surface of the left and right ends of the breathable waterproof adhesive tape layer through suction cups, so when they are fixed to the wound, they are sealed. Better, it is not easy to leak air and water, and at the same time, you can use the water hose to pass ozone water into the wound to disinfect and sterilize the wound regularly without opening the wound dressing, provide oxygen to the skin tissue, and promote the growth of new tissue. Prevent infection and accelerate wound healing, especially for those wounds that are difficult to heal. Ozone water also has the effect of relieving pain and itching, which can relieve the pain of patients. In summary, the drainage dressing of the ozone negative pressure drainage trauma treatment system of the present invention is not only low in price, cheap in cost, safe and reliable, and has remarkable curative effect, but also facilitates the operation of medical staff and reduces the labor intensity of medical staff.

Ozone can oxidize and denature the protein shells of bacteria, fungi, etc., and can kill bacterial propagules, tooth cells, viruses, fungi, etc. It is an efficient broad-spectrum fungicide with outstanding sterilization and disinfection effects. Ozone Dissolved in water to form ozone water, its sterilizing speed is many times faster than chlorine, using ozone water to cool compresses, soak burns, cuts, and bruises can accelerate wound healing, prevent infection, and have the effect of relieving pain and itching. Ozone can be reduced to oxygen by itself at room temperature. It is extremely unstable and needs to be produced and used immediately. The ozone water production system can produce ozone water for use at any time as needed. Since it also includes a controller and a display, it can be used according to the patient's needs. The course of treatment is used to set the treatment program, so as to realize intelligent operation.

The first conduit between the oxygen cylinder and the oxygen valve is provided with a pressure regulator and a flow stabilizer in order to adjust the pressure of oxygen in the first conduit and ensure a stable flow rate of oxygen.

The function of the pressure sensor connected to the first conduit between the pressure regulator and the flow stabilizer is to measure the pressure on the first conduit, and then determine whether the pressure of the oxygen in the first conduit meets the requirements.

The function of the negative pressure sensor connected to the drainage tube is to measure the pressure in the drainage tube, and determine whether the constant flow negative pressure pump stops or adjust the speed of the constant flow negative pressure pump according to the pressure in the drainage tube.

The fifth conduit between the ozone water cup and the second bubble monitor is provided with the effect of a heater to heat the ozone water to normal temperature in winter when the ambient temperature is low.

Description of drawings:

Fig. 1 is the structural principle schematic diagram of ozone negative pressure drainage wound treatment system of the present invention;

Fig. 2 is the side view structural representation of the drainage dressing in the ozone negative pressure drainage wound therapy system of the present invention;

Fig. 3 is a partial cross-sectional enlarged structural schematic diagram of A place in Fig. 2;

Fig. 4 is a block diagram of the working principle of the ozone negative pressure drainage wound treatment system of the present invention.

Detailed ways:

The ozone negative pressure drainage wound treatment system of the present invention will be further described below in conjunction with the accompanying drawings and specific embodiments:

As shown in Fig. 1, Fig. 2, Fig. 3 and Fig. 4, in this specific embodiment, the ozone negative pressure drainage wound treatment system of the present invention comprises drainage dressing 18, constant current negative pressure pump 20, waste liquid bag 21 and a An ozone water production system for disinfecting and sterilizing wounds, the drainage dressing 18 is an anti-oxidation wound drainage dressing, which includes a pure cotton non-woven fabric layer 30, a pure cotton cushion layer 31 and a breathable waterproof adhesive tape from bottom to top Layer 32, the upper left and right ends of the breathable waterproof adhesive plaster layer 32 are provided with through holes 33, the through holes 33 are bonded with suction cups 36, and the suction cups 36 at the left and right ends of the breathable waterproof adhesive plaster layer 32 are connected with water inlet hoses 34 and water-absorbing hoses respectively. The hose 35, the suction hose 35 on the drainage dressing 18 is connected to the constant flow negative pressure pump 20 through the drainage tube 17, and the constant flow negative pressure pump 20 is connected to the waste liquid bag 21 through the collection pipe 22. The ozone water production system Including oxygen cylinder 1, infusion bottle 8, mixing pump 10, ozone water cup 25, negative pressure valve 15, controller 37 and display 38, oxygen cylinder 1 is connected with mixing pump 10 through first conduit 2, and mixing pump 10 is connected with The water pump 9 and the infusion bottle 8 are connected to the water pump 9 through the second conduit 5. The third conduit 26 is connected between the mixing pump 10 and the upper end of the ozone water cup 25, and the second conduit 26 is connected between the upper end of the ozone water cup 25 and the waste liquid bag 21. Four conduits 12, the fifth conduit 24 is connected between the lower end of the ozone water cup 25 and the negative pressure valve 15, the negative pressure valve 15 is connected on the water inlet hose 34 of the drainage dressing 18 through the water delivery pipe 14, the oxygen cylinder 1 is mixed with the The first conduit 2 between the pumps 10 is provided with a pressure regulator 3, a flow stabilizer 29, an oxygen valve 28 and an ozone generator 27 in sequence, and the first conduit 2 between the pressure regulator 3 and the flow regulator 29 is connected to There is a pressure sensor 4, the second conduit 5 between the infusion bottle 8 and the water pump 9 is provided with a first bubble monitor 7 and a saline valve 6 in sequence, and the fourth conduit 12 between the upper end of the ozone water cup 25 and the waste liquid bag 21 Ozone recovery valve 11 and degrader 13 are arranged successively on the top, heater 23 and second bubble monitor 16 are arranged successively on the fifth conduit 24 between the lower end of ozone water cup 25 and negative pressure valve 15, pressure sensor 4, oxygen Valve 28, ozone generator 27, mixing pump 10, water pump 9, first bubble monitor 7, brine valve 6, ozone recovery valve 11, negative pressure valve 15, second bubble monitor 16, heater 23, negative pressure sensor 19. Both the constant-current negative pressure pump 20 and the display 38 are electrically connected to the controller 37, and the drainage dressing 18, the water delivery tube 14 and the drainage tube 17 are used by one person to avoid cross-infection.

The working principle and working process of the ozone negative pressure drainage trauma treatment system of the present invention are: after the controller 37 is opened, the system of the controller 37 will enter the self-checking program, and the pressure sensor 4 detects that the oxygen cylinder 1 enters the first conduit 2 Whether the pressure of oxygen is qualified, if the pressure of oxygen is not enough, the pressure of oxygen will be shown on the display 38 is not enough, at this moment need to change the oxygen cylinder 1, if the pressure of oxygen is qualified, it will be shown on the display 38 that the oxygen detection is complete, and at this time it will be turned on simultaneously. Oxygen valve 28, ozone generator 27 and ozone recovery valve 11 are played, at this moment oxygen can be changed into ozone through ozone generator 27, and ozone can pass through mixing pump 10, the 3rd conduit 26, ozone water cup 25 and the 4th conduit 12 successively, Play the role of disinfection on the passing path, degrade and reduce to oxygen through the degrader 13, and after 30 seconds, the oxygen valve 28, the ozone generator 27 and the ozone recovery valve 11 will be closed at the same time. At this time, the system self-test is completed, press Start the treatment key on the display 38, and the program will enter the treatment interface. At this time, the medical staff will be prompted on the display 38 to install the water inlet hose 34 on the water delivery pipe 14, and the water suction hose 35 is installed on the drainage tube 17. Infusion bottle 8 is installed on the second conduit 5, after the installation is completed, press the wound disinfection key on the display 38, at this moment oxygen valve 28, ozone generator 27 and ozone recovery valve 11 can be opened simultaneously, after 20 seconds, Simultaneously open the brine valve 6, the water pump 9 and the mixing pump 10. At this moment, the brine in the infusion bottle 8 will enter the mixing pump 10 through the first bubble monitor 7, the brine valve 6 and the water pump 9, and enter the mixing pump at the same time. The ozone in 10 is mixed to form ozone water, which flows into the ozone water cup 25 through the third conduit 26, and the excess ozone will enter the fourth conduit 12, and will be degraded and reduced to oxygen after passing through the degrader 13, after 30 seconds At the same time, the constant current negative pressure pump 20 and the negative pressure valve 15 are turned on. At this time, the ozone water will enter the fifth conduit 24, and then pass through the heater 23, the second bubble monitor 16, the negative pressure valve 15 and the output tube in sequence. The water pipe 14 enters the drainage dressing 18, so that the wound can be sterilized, and at the same time, it can provide oxygen to the skin tissue, promote the growth of new tissue, prevent infection, and accelerate wound healing. It also has the effect of relieving pain and itching. When a bubble monitor 7 detects bubbles, it means that the saline in the infusion bottle 8 is used up. At this time, the brine valve 6 and the water pump 9 will be closed simultaneously. When the second bubble monitor 16 detects bubbles, it will be automatically closed. Negative pressure valve 15, after another 5 seconds, close the oxygen valve 28, ozone generator 27, ozone recovery valve 11 and mixing pump 10 at the same time, at this moment the system enters the pressure maintaining state, and the constant flow negative pressure pump 20 will be set according to the program The speed is given by the pressure, and the constant flow negative pressure pump 20 stops working until the set time is reached.

The above-mentioned embodiments are only descriptions of preferred implementations of the present invention, and are not intended to limit the scope of the present invention. All such modifications and improvements should fall within the scope of protection defined by the claims of the present invention.

Claims (7)

1. ozone negative pressure drainage wound treatment system; Comprise drain dressing paste (18), constant current negative pressure pump (20) and waste fluid bag (21); Said drain dressing paste (18) is connected with constant current negative pressure pump (20) through drainage tube (17) and communicates; Said constant current negative pressure pump (20) is connected with waste fluid bag (21) through collecting pipe (22) and communicates; It is characterized in that: said drain dressing paste (18) is an antioxidation wound drainage dressing paste; It comprises pure cotton non-woven fabrics layer (30), textile bed course (31) and air permeable waterproof carcass (32) from top to bottom successively, and right ends is equipped with through hole (33) above the said air permeable waterproof carcass (32), is bonded with sucker (36) on the said through hole (33); Be connected with water supply hose (34) and soft suction hose (35) on the sucker (36) of said air permeable waterproof carcass (32) right ends respectively, said soft suction hose (35) is connected with drainage tube (17) and communicates.

2. ozone negative pressure drainage wound treatment system according to claim 1; It is characterized in that: it also comprise one be used for to wound carry out disinfection the sterilization the Ozone Water manufacturing system, said Ozone Water manufacturing system is connected between drain dressing paste (18) and the waste fluid bag (21).

3. ozone negative pressure drainage wound treatment system according to claim 2; It is characterized in that: said Ozone Water manufacturing system comprises oxygen cylinder (1), infusion bottle (8), mixing pump (10), ozone water tumbler (25), negative pressure valve (15), controller (37) and display (38); Said oxygen cylinder (1) is connected with mixing pump (10) through first conduit (2) and communicates; Be connected with water pump (9) on the said mixing pump (10); Said infusion bottle (8) is connected with water pump (9) through second conduit (5) and communicates; Be connected with the 3rd conduit (26) between the upper end of said mixing pump (10) and ozone water tumbler (25); Be connected with the 4th conduit (12) between the upper end of said ozone water tumbler (25) and the waste fluid bag (21); Be connected with the 5th conduit (24) between the lower end of said ozone water tumbler (25) and the negative pressure valve (15); Said negative pressure valve (15) is connected on the water supply hose (34) of drain dressing paste (18) through water-supply-pipe (14); Be provided with oxygen valve (28) and ozonator (27) on first conduit (2) between said oxygen cylinder (1) and the mixing pump (10) successively; Be provided with first bubble monitor (7) and brine valve (6) on second conduit (5) between said infusion bottle (8) and the water pump (9) successively; Be provided with ozone recovery valve (11) and Degradator (13) on the 4th conduit (12) between the upper end of said ozone water tumbler (25) and the waste fluid bag (21) successively, the 5th conduit (24) between the lower end of said ozone water tumbler (25) and the negative pressure valve (15) is provided with second bubble monitor (16), and said oxygen valve (28), ozonator (27), mixing pump (10), water pump (9), first bubble monitor (7), brine valve (6), ozone recovery valve (11), negative pressure valve (15), second bubble monitor (16), constant current negative pressure pump (20) and display (38) all are electrically connected with controller (37).

4. ozone negative pressure drainage wound treatment system according to claim 3 is characterized in that: be provided with pressure regulator (3) and flow straightener (29) on first conduit (2) between said oxygen cylinder (1) and the oxygen valve (28) successively.

5. ozone negative pressure drainage wound treatment system according to claim 4 is characterized in that: be connected with pressure transducer (4) on first conduit (2) between said pressure regulator (3) and the flow straightener (29), said pressure transducer (4) is electrically connected with controller (37).

6. ozone negative pressure drainage wound treatment system according to claim 5 is characterized in that: be connected with B/P EGR Back Pressure Transducer EGR (19) on the said drainage tube (17), said B/P EGR Back Pressure Transducer EGR (19) is electrically connected with controller (37).

7. ozone negative pressure drainage wound treatment system according to claim 6; It is characterized in that: the 5th conduit (24) between said ozone water tumbler (25) and second bubble monitor (16) is provided with heater (23), and said heater (23) is electrically connected with controller (37).

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