Chest drainage device

Abstract

The utility model relates to the technical field of medical instruments, in particular to a chest drainage device which comprises a collecting box and a negative pressure pump arranged in the collecting box. The collecting box comprises a control chamber, a filter screen and a collecting chamber, and the filter screen is detachably arranged between the control chamber and the collecting chamber; the negative pressure pump comprises a connecting pipe, two sets of check valve pieces and an air bag, the two sets of check valve pieces are arranged at the two ends of the air bag respectively, one end of the negative pressure pump can be inserted into the control chamber, negative pressure is conducted on the control chamber, hydrops can be controlled and sucked into the collecting box conveniently, and the hydrops are filtered through the filter screen; the negative pressure pump is arranged in the collecting box, so that accumulated liquid objects are drained to the collecting chamber through the connecting pipe, accumulated liquid is filtered through the filter screen, accumulated liquid blocking is prevented, the other side of the collecting chamber is conveniently pumped out through the aspirator connecting pipe, operation is simple and easy, the negative pressure pump is provided with two sets of one-way check valves and a floating ball, the backflow phenomenon is effectively prevented, and the negative pressure is enhanced; the practicability is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical instrument technical field, concretely is a chest drainage device. BACKGROUND

[0002] Pleural effusion is a common clinical symptom, usually caused by infection, trauma, tumor and other reasons.

[0003] The existing chest drainage device is mostly dependent on the electric negative pressure aspirator, and has low flexibility, complicated operation and high cost. Therefore, an improved chest drainage device is needed to solve the above problems. The manual suction ball negative pressure chest drainage device has important application value in first aid and primary medical treatment due to its simple operation and low cost. SUMMARY

[0004] To solve the above problems, the utility model provides a chest drainage device, which solves the problem of the chest drainage device being dependent on the electric negative pressure aspirator, low flexibility, complicated operation and high cost.

[0005] The utility model adopts the technical scheme of: including collection box and negative pressure pump, one end of negative pressure pump can be inserted in collection box, collection box includes control chamber, filter screen and collection chamber, filter screen can be detachably arranged between control chamber and collection chamber, negative pressure pump includes connecting pipe, stop valve piece, gasbag, stop valve piece is equipped with two groups, two groups stop valve piece are arranged at both ends of gasbag, one end of negative pressure pump can be inserted in control chamber, and the control chamber is subjected to negative pressure, which is convenient for controlling the suction of effusion objects into the collection box and filtering through the filter screen.

[0006] Further improvement of the above scheme is that the top of the collection box is provided with a lifting part, one side of the lifting part is provided with a lifting groove, and the lifting groove is convenient for lifting and replacing the filter screen in the collection chamber.

[0007] Further improvement of the above scheme is that the two sides of the collection box are respectively provided with a drainage tube and a suction tube, one end of the drainage tube is arranged in the control chamber, and the other end is connected with the connecting pipe.

[0008] Further improvement of the above scheme is that one end of the suction tube is arranged in the collection chamber, and the effusion is sucked out when there is too much effusion.

[0009] Further improvement of the above scheme is that the outer surface of the control chamber is provided with a label area, and the outer surface of the collection chamber is provided with a scale.

[0010] Further improvement of the above scheme is that the upper side of the control chamber is provided with an air pressure control plug, one end of the air pressure control plug is connected with an air pressure control cover, one end of the air pressure control cover can be embedded in the air pressure control plug to control the air pressure of the control chamber.

[0011] Further improvement of the above scheme is that the stop valve piece comprises a stop valve seat, a stop valve nozzle and a floating ball, the stop valve seat is arranged at one end of the air bag, the stop valve nozzle is arranged on the stop valve seat, and the floating ball is arranged between the stop valve seat and the stop valve nozzle.

[0012] Further improvement of the above scheme is that one end of the stop valve nozzle is provided with at least one set of stop valve blocks, and one end of the stop valve nozzle can be fixed on the connecting pipe through the stop valve blocks.

[0013] Further improvement of the above scheme is that a stop valve block is arranged on the stop valve nozzle, one end of the stop valve block can abut and be inserted on the stop valve seat to form a stop valve groove, and the floating ball is arranged in the stop valve groove.

[0014] Further improvement of the above scheme is that the negative pressure pump and the collecting box are made of rubber products, and the negative pressure pump is a disposable product.

[0015] The beneficial effects of the utility model are:

[0016] Compared with the existing drainage device, the control chamber and the collecting chamber on the collecting box can control the negative pressure of the negative pressure pump, so that the accumulated liquid can be drained into the collecting chamber through the connecting pipe, the filter screen between the collecting chamber and the control chamber can filter the inflow of the accumulated liquid, prevent the accumulated liquid from blocking the control chamber and affecting the control of the negative pressure pump, the upper end of the collecting chamber is provided with a suction pipe, the accumulated liquid in the collecting chamber can be extracted without replacing the collecting box, and the method is simple and easy to operate, and is convenient for medical staff to use; on the other hand, the two sets of one-way stop valve pieces on the negative pressure pump can improve the connection stability between the connecting pipe and the drainage pipe, and are easy to assemble, have high assembly stability, and the two sets of stop valve pieces are provided with a floating ball, the backflow in the negative pressure pump is effectively prevented through the floating ball, the negative pressure of the negative pressure pump is enhanced, the practicability is high, and the utility model has good application prospect. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a structure schematic view of the utility model thoracic drainage device;

[0018] Figure 2 It is a structure schematic view of the utility model collecting box;

[0019] Figure 3 It is a front view of the utility model negative pressure pump;

[0020] Figure 4 It isFigure 3 Cross-sectional view at A-A;

[0021] Figure 5 The explosion view of the negative pressure pump of the utility model.

[0022] Reference signs: collecting box 10, control chamber 11, air pressure control plug 111, air pressure control cover 112, filter screen 12, collecting chamber 13, lifting part 14, lifting slot 15, drainage pipe 16, suction tube 17;

[0023] Negative pressure pump 20, connecting pipe 21, stop valve 22, stop valve seat 221, stop valve nozzle 222, floating ball 223, stop valve block 224, stop valve block 225, air bag 23. DETAILED DESCRIPTION

[0024] In order to facilitate the understanding of the utility model, the utility model will be described more fully below with reference to the relevant drawings. The preferred embodiments of the utility model are shown in the drawings. However, the utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the understanding of the disclosure of the utility model more thorough and comprehensive.

[0025] It should be noted that when an element is referred to as being "fixed" to another element, it can be directly on the other element or there can be an intervening element. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or there can be an intervening element.

[0026] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the utility model belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

[0027] As Figures 1-5As shown, the embodiment of the utility model discloses a chest drainage device, including: collection box 10 and negative pressure pump 20, one end of negative pressure pump 20 can be inserted in collection box 10, collection box 10 includes control chamber 11, filter screen 12 and collection chamber 13, filter screen 12 can be detachably arranged between control chamber 11 and collection chamber 13, negative pressure pump 20 includes connecting pipe 21, stop valve 22, air bag 23, two groups of stop valve 22 are equipped with, two groups of stop valve 22 are arranged respectively at both ends of air bag 23, for the connection and fixation of human body and collection box 10, one end of negative pressure pump 20 can be inserted in control chamber 11, and the control chamber 11 is controlled to the negative pressure of the collection box 10, and the effusion object is controlled to be inhaled to the collection box 10, and is filtered through filter screen 12, prevents the blockage in collection chamber 13. In the embodiment, through control chamber 11 and collection chamber 13 on collection box 10, the negative pressure of negative pressure pump 20 can be controlled so that the effusion object can be drained to collection chamber 13 through connecting pipe 21, on the one hand, filter screen 12 is arranged between collection chamber 13 and control chamber 11, which facilitates the filtration of inflowing effusion, prevents the blockage of effusion in collection chamber 13 from affecting the control of control chamber 11 on negative pressure pump 20, and the upper end of collection chamber 13 is provided with aspirator connection pipe 17, which can directly extract the effusion in collection chamber 13 without replacing collection box 10, is simple and easy to operate, and is convenient for medical staff to use, on the other hand, two groups of one-way stop valve 22 on negative pressure pump 20 can improve the connection stability between connecting pipe 21 and drainage pipe 16, and are easy to assemble, have strong assembly stability, and are provided with float ball 223 between the two groups of stop valve 22, which effectively prevents the backflow in negative pressure pump 20, enhances the negative pressure of negative pressure pump 20, and has good application prospect.

[0028] As Figures 1-2 shown, the top of collection box 10 is provided with a lifting part 14, one side of the lifting part 14 is provided with a lifting groove 15, and the lifting groove 15 facilitates lifting and replacing the filter screen 12 in the collection chamber 13. In the embodiment, the lifting part 14 facilitates personnel to lift the collection box 10, is flexible and convenient, has good practicability, one side of the lifting part 14 is provided with the lifting groove 15, the filter screen 12 is lifted and replaced through the lifting groove 15, the blockage caused by too much impurity in the collection chamber 13 is prevented, and the use of the drainage device is affected.

[0029] The two sides of the collection box 10 are respectively provided with a drainage pipe 16 and an aspirator connection pipe 17, one end of the drainage pipe 16 is arranged in the control chamber 11, and the other end is connected with the connecting pipe 21. In the embodiment, the drainage pipe 16 and the aspirator connection pipe on the collection box 10 facilitate the control and collection of the control chamber 11 and the collection chamber 13 in the collection box 10, so that the effusion object in the chest cavity of the patient is drained and extracted.

[0030] One end of the suction pipe 17 is arranged in the collection chamber 13 to suck and discharge the excessive liquid. In the embodiment, one end of the suction pipe 17 is arranged in the collection chamber 13; when the collection chamber 13 has excessive liquid, the collection tank 10 does not need to be replaced, and the suction pipe 17 is directly connected to suck the liquid in the collection chamber 13, which prevents the replacement from affecting the treatment of the patient and is simple to operate and use.

[0031] The outer surface of the control chamber 11 is provided with a labeling area, and the outer surface of the collection chamber 13 is provided with a scale. In the embodiment, the labeling area facilitates labeling of the collection tank 10 to prevent confusion and cross infection; and the scale provided on the outside of the collection chamber 13 facilitates observation of the liquid in the collection chamber 13 by medical staff to better treat the patient.

[0032] The upper side of the control chamber 11 is provided with an air pressure control plug 111, one end of which is connected with an air pressure control cover 112, one end of which can be embedded in the air pressure control plug 111 to control the air pressure of the control chamber 11. In the embodiment, the air pressure control plug 111 is provided with a purifying element for purifying air to improve the purity of air in the control chamber 11 and reduce the infectious property; the air pressure control cover 112 on the air pressure control plug 111 facilitates adjustment and control of the control chamber 11 to facilitate circulation of the liquid in the connecting pipe 21.

[0033] As shown in Figures 3-5 The stop valve 22 includes a stop valve seat 221, a stop valve nozzle 222, and a float ball 223; the stop valve seat 221 is arranged at one end of the air bag 23, the stop valve nozzle 222 is arranged on the stop valve seat 221, and the float ball 223 is arranged between the stop valve seat 221 and the stop valve nozzle 222. In the embodiment, the stop valve 22 is a one-way valve, and the stop valve 22 is provided with two groups arranged at the front and rear ends of the air bag 23 to be connected with the control chamber 11 and the connecting pipe 21, respectively; one end of the connecting pipe 21 is sleeved with a needle, which is inserted into the chest cavity of the patient to drain the liquid in the chest cavity of the patient through the connecting pipe 21, the drain pipe 16, and the collection tank 10 by the negative pressure pump 20; the connecting pipe 21 is provided with the stop valve 22 and the float ball 223 arranged in the stop valve 22, which can effectively prevent the backflow of the liquid and improve the timeliness of the treatment; and the collection tank 10 is provided with the control chamber 11 to control the negative pressure of the negative pressure pump 20, which prevents the negative pressure from being too large or too small to affect the patient, and the structure design is reasonable and has high practicability.

[0034] The one end of the stop valve nozzle 222 is provided with at least one set of stop valve blocks 224, and the one end of the stop valve nozzle 222 is inserted and fixed on the connecting pipe 21 through the stop valve blocks. In the embodiment, the stop valve blocks 224 on the stop valve nozzle 222 facilitate the connection stability between the enhanced air bag 23 and the connecting pipe 21, and prevent the phenomenon that the accumulated liquid on the connecting pipe 21 flows and leaks.

[0035] The stop valve nozzle 222 is provided with a stop valve block 225, one end of the stop valve block 225 abuts and is inserted into the stop valve seat 221, and a stop valve groove is formed, and the floating ball 223 is arranged in the stop valve groove. In the embodiment, the stop valve block 225 facilitates the abutment of the stop valve nozzle 222 and the stop valve seat 221, forms a closed circulation structure, improves the negative pressure, prevents air leakage, and causes the negative pressure to be not strong.

[0036] The negative pressure pump 20 and the collecting box 10 are rubber products, and the negative pressure pump 20 is a disposable product. In the embodiment, the rubber products facilitate the practicability of the negative pressure pump 20 and the collecting box 10, and the negative pressure pump 20 is a disposable product, which effectively prevents cross infection of patients.

[0037] In the embodiment of the utility model, a chest drainage device, including: collecting box 10, and negative pressure pump 20, one end of negative pressure pump 20 can be inserted into collecting box 10, collecting box 10 includes control chamber 11, filter screen 12 and collection chamber 13, filter screen 12 can be detachably arranged between control chamber 11 and collection chamber 13, negative pressure pump 20 includes connecting pipe 21, stop valve 22, air bag 23, stop valve 22 is provided with two groups, two groups stop valve 22 are arranged at two ends of air bag 23 respectively, for connecting and fixing human body and collecting box 10, one end of negative pressure pump 20 can be inserted into control chamber 11, and the control chamber 11 is controlled by negative pressure, and the accumulated liquid object is controlled to be sucked into collecting box 10, and is filtered through filter screen 12, through control chamber 11 and collection chamber 13 on collecting box 10, the negative pressure of negative pressure pump 20 is controlled, so that the accumulated liquid object can be drained to collection chamber 13 through connecting pipe 21, and filter screen 12 is arranged between collection chamber 13 and control chamber 11, so as to filter the accumulated liquid flowing in, prevent the accumulated liquid from blocking in collection chamber 13, and affect the control of negative pressure pump 20 by control chamber 11, and the upper end of collection chamber 13 is provided with aspirator connection pipe 17, so that the accumulated liquid in collection chamber 13 can be extracted directly without replacing collecting box 10, which is simple and easy to operate, and is convenient for medical staff to use, on the other hand, two groups of one-way stop valve 22 on negative pressure pump 20 can improve the connection stability between connecting pipe 21 and drainage pipe 16, and are easy to assemble, and have strong assembly stability, and two groups of stop valve 22 are provided with floating ball 223, which effectively prevents the backflow phenomenon in negative pressure pump 20, enhances the negative pressure of negative pressure pump 20, has high practicability, and has good application prospect.

[0038] The above embodiments only express several implementation manners of the utility model, the description is more specific and detailed, but can not therefore be understood as the limitation of the utility model patent range. It should be pointed out that for ordinary skilled person in the art, without departing from the utility model concept, several deformations and improvements can be made, which belong to the protection range of the utility model. Therefore, the protection range of the utility model patent should be subject to the appended claims.

Claims

1. A chest drainage device, characterized in that, Including: Collecting box and negative pressure pump, one end of the negative pressure pump can be inserted into the collecting box; the collecting box includes a control chamber, a filter screen and a collection chamber, the filter screen is detachably arranged between the control chamber and the collection chamber; the negative pressure pump includes a connecting pipe, a stop valve and an air bag, the stop valve is provided with two groups, two groups of the stop valve are arranged at two ends of the air bag, one end of the negative pressure pump can be inserted into the control chamber, and the negative pressure of the control chamber facilitates the control of the accumulated liquid object to be sucked into the collecting box and filtered through the filter screen.

2. The chest drainage device of claim 1, wherein: The top of the collecting box is provided with a lifting part, one side of the lifting part is provided with a lifting slot, and the lifting slot facilitates the lifting and replacement of the filter screen in the collection chamber.

3. The chest drainage device of claim 2, wherein: The collecting box is provided with a drainage tube and a suction tube on both sides, one end of the drainage tube is arranged in the control chamber, and the other end is connected with the connecting pipe.

4. The chest drainage device of claim 3, wherein: One end of the suction tube is arranged in the collection chamber, and the suction tube is used to suck and discharge when the accumulated liquid is too much.

5. The chest drainage device of claim 4, wherein: The outer surface of the control chamber is provided with a label area, and the outer surface of the collection chamber is provided with a scale.

6. The chest drainage device of claim 5, wherein: The upper side of the control chamber is provided with an air pressure control plug, one end of the air pressure control plug is connected with an air pressure control cover, and one end of the air pressure control cover can be embedded in the air pressure control plug to control the air pressure of the control chamber.

7. The chest drainage device of claim 1, wherein: The stop valve includes a stop valve seat, a stop valve nozzle and a floating ball; the stop valve seat is arranged at one end of the air bag, the stop valve nozzle is arranged on the stop valve seat, and the floating ball is arranged between the stop valve seat and the stop valve nozzle.

8. The chest drainage device of claim 7, wherein: One end of the stop valve nozzle is provided with at least one stop valve block, and one end of the stop valve nozzle can be inserted and fixed on the connecting pipe through the stop valve block.

9. The chest drainage device of claim 8, wherein: The stop valve nozzle is provided with a stop valve block, one end of the stop valve block can be inserted into the stop valve seat and forms a stop valve groove, and the floating ball is arranged in the stop valve groove.

10. The chest drainage device of claim 1, wherein: The negative pressure pump and the collecting box are both rubber products, and the negative pressure pump is a disposable product.

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