Closed anti-pollution sputum aspirator capable of being operated by one hand

Abstract

The closed anti-pollution sputum aspirator capable of being operated by one hand comprises a sputum suction bottle and a sputum suction catheter, a sealing cover is arranged on the top of the sputum suction bottle in a threaded mode, a catheter end is arranged at the end of the sputum suction catheter, a controllable connector connected with the sealing cover is arranged at the catheter end, and a negative pressure pipe is arranged at the rear end of the controllable connector. The top of the sealing cover is provided with a fixing head clamped with the controllable connector in a sliding mode, the two sides of the fixing head are provided with a catheter communicating channel and a negative pressure communicating channel which are communicated with the lower portion of the sealing cover, the end of the sputum suction catheter is provided with a non-damage sputum suction head, the end, close to the non-damage sputum suction head, of the sputum suction catheter is provided with a plurality of through holes, and the non-damage sputum suction head is provided with a plurality of grooves. Compared with the prior art, the disposable sputum aspirator has the advantages that through the controllable connector which can be pushed by one hand, medical staff can take down the bottom sealing cover and the sputum aspiration bottle by one hand after sputum aspiration is finished, and meanwhile through the non-damage sputum aspiration head, the through hole and the groove which are arranged at the end of the sputum aspiration catheter, comfort and safety of a patient can be guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of anti-pollution sputum suction devices, in particular to a closed anti-pollution sputum suction device that can be operated with one hand. Background Art

[0002] In clinical practice, sputum examination can assist in the diagnosis of certain respiratory diseases, observe the efficacy and prognosis, etc. A sputum suction device is usually used to collect sputum samples during sputum examination. The sputum suction devices are mainly electric multi-functional negative pressure suction devices and simple manual suction devices. The operating end needs to be connected to a suction tube or a sponge suction tube before use. It uses the negative pressure principle for suction and oral care, which is simple and easy to learn.

[0003] In the prior art, anti-contamination sputum suction devices generally require two-handed operation to close the suction operation and to be removed, which is inconvenient for medical staff to operate the sputum suction device while suctioning. For example, the patent publication number is: CN218186829U, and the patent name is a design of a non-exposed anti-contamination sputum collector. Although it is better than conventional sputum suction devices and reduces the steps of removing and tightening the bottle cap, it still requires medical staff to use two-handed operation to remove the bottle body, and it is impossible to remove the bottle body with one hand. At the same time, the sputum suction catheters used in the prior art are all conventional transparent plastic catheters, which are prone to blockage at some thinner breathing tube positions during the sputum collection process, and conventional sputum suction catheters can damage patients with fragile breathing tubes, causing discomfort and danger to patients. Utility Model Content

[0004] The technical problem to be solved by the present invention is to provide a convenient and safe one-handed operated closed and contamination-proof sputum suction device in view of the deficiency of the existing sputum suction device in the above background technology that the bottle body and the sputum suction tube cannot be removed by one hand.

[0005] In order to solve the above technical problems, the technical solution provided by the utility model is as follows: a closed and contamination-proof sputum suction device that can be operated with one hand, comprising a sputum suction bottle and a sputum suction catheter, the top of the sputum suction bottle is threadedly connected with a sealing cover, the end of the sputum suction catheter is connected with a catheter connecting end, the catheter connecting end is connected with a controllable joint connected to the sealing cover, the rear end of the controllable joint is connected with a negative pressure tube, the top of the sealing cover is connected with a fixed head that is slidably connected to the controllable joint, the fixed head is provided with a catheter communication channel and a negative pressure communication channel that are connected to the bottom of the sealing cover on both sides, and the inner side of the controllable joint is provided with a sliding groove that cooperates with the fixed head;

[0006] The end of the sputum suction catheter is connected with a non-damaging sputum suction head, the end of the sputum suction catheter close to the non-damaging sputum suction head is provided with a plurality of through holes, and the non-damaging sputum suction head is provided with a plurality of grooves.

[0007] Furthermore, the outer side of the suction catheter is provided with a first buckle and a second buckle, and an anti-fouling bag for wrapping the suction catheter is connected between the first buckle and the second buckle. The second buckle is provided to be sleeved on the connecting end of the catheter, which is convenient for setting up the anti-fouling bag for anti-fouling operations.

[0008] Furthermore, the first buckle is provided with a limiting joint, a gasket is provided between the first buckle and the limiting joint, and the suction catheter passes through the limiting joint, which facilitates the stable extension and retraction of the suction catheter.

[0009] Furthermore, a protective cap is provided on the front end of the suction catheter to facilitate sealing and protecting the suction catheter.

[0010] Furthermore, a negative pressure valve is connected to the negative pressure tube to facilitate closing the negative pressure tube.

[0011] The advantages of the one-handedly operated closed and contamination-proof sputum suction device of the utility model over the prior art are: the device has a controllable joint that can be pushed with one hand, so medical staff can remove the bottom sealing cover and the sputum suction bottle with one hand after the sputum suction is completed; at the same time, the non-destructive sputum suction head, through hole and groove arranged at the end of the sputum suction tube can ensure the comfort and safety of the patient. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 The utility model is a structural schematic diagram of a closed anti-pollution sputum suction device that can be operated with one hand.

[0013] Figure 2 The utility model is a schematic diagram of the sealing cover structure of a sealed anti-pollution sputum suction device that can be operated with one hand.

[0014] Figure 3 The utility model is a schematic diagram of the controllable joint structure of a closed anti-pollution sputum suction device that can be operated with one hand when viewed from above.

[0015] Figure 4 The utility model is a schematic diagram of a top view of the sealing cover of a sealed anti-pollution sputum suction device that can be operated with one hand.

[0016] Figure 5 The utility model is a schematic diagram of the structure of the end portion of the sputum suction catheter of a closed anti-pollution sputum suction device that can be operated with one hand.

[0017] As shown in the figure: 1. Protective cap; 2. Limiting joint; 3. Gasket; 4. Suction catheter; 5. First buckle; 6. Anti-fouling bag; 7. Second buckle; 8. Catheter connecting end; 9. Negative pressure valve; 10. Negative pressure tube; 11. Non-damage suction head; 12. Sealing cover; 13. Suction bottle; 14. Controllable joint; 15. Fixed head; 16. Catheter connecting channel; 17. Negative pressure connecting channel; 18. Through hole; 19. Groove; 20. Sliding groove. DETAILED DESCRIPTION

[0018] The present invention will be described in further detail below with reference to the accompanying drawings.

[0019] Combined with attachment Figure 1-5 , a closed and contamination-proof sputum suction device that can be operated with one hand, including a sputum suction bottle 13 and a sputum suction catheter 4, the top of the sputum suction bottle 13 is threadedly connected with a sealing cover 12, the end of the sputum suction catheter 4 is connected with a catheter connecting end 8, the catheter connecting end 8 is connected with a controllable joint 14 connected to the sealing cover 12, the rear end of the controllable joint 14 is connected with a negative pressure tube 10, and the negative pressure tube 10 is connected with a negative pressure valve 9. When sputum suction is needed, the negative pressure valve 9 is pushed to control the opening and closing of the negative pressure tube 10, the top of the sealing cover 12 is connected with a fixed head 15 that is slidably connected to the controllable joint 14, and both sides of the fixed head 15 are provided with a catheter communicating channel 16 and a negative pressure communicating channel 17 that are connected to the bottom of the sealing cover 12, and the inner side of the controllable joint 14 is provided with a matching fixed head The sliding groove 20 of 15 is provided with an opening on the side away from the catheter connecting end 8 and the negative pressure tube 10, which is convenient for pushing out the fixed head 15, that is, before use, the controllable joint 14 is clamped on the fixed head 15, and the fixed head 15 can slide in the sliding groove 20. When negative pressure extraction is required, the controllable joint 14 is pushed to make the catheter connecting end 8 and the negative pressure tube 10 dock and connect with the catheter connecting channel 16 and the negative pressure connecting channel 17 respectively, so that the negative pressure extraction equipment can be connected through the negative pressure tube 10 to perform negative pressure suction operation. When the suction is completed, the sealing cover 12 and the suction bottle 13 need to be removed. The controllable joint 14 can be pushed to the opening on the other side by hand, and the sealing cover 12 and the suction bottle 13 can be removed by pushing it forward again, so that the suction operation can be performed with one hand during the sputum collection operation.

[0020] The end of the suction catheter 4 is connected to a non-damaging suction head 11. The suction catheter 4 is provided with a plurality of through holes 18 at one end near the non-damaging suction head 11. The non-damaging suction head 11 is provided with a plurality of grooves 19. The present application provides a non-damaging suction head 11 at the end of the suction catheter 4. The style of the non-damaging suction head 11 is similar to that of an elephant's trunk, which is an arc-shaped outward-turned style. It can prevent the end from being scratched when it is extended into the patient's body, thereby achieving an anti-damage effect. At the same time, by providing multiple through holes 18 and multiple grooves 19, smooth sputum suction and ventilation can be performed in thinner respiratory tracts or locations with more sputum, reducing the patient's discomfort and danger.

[0021] The outer side of the suction catheter 4 is sleeved with a first buckle 5 and a second buckle 7, and an anti-fouling bag 6 for wrapping the suction catheter 4 is connected between the first buckle 5 and the second buckle 7. The anti-fouling bag 6 can be connected through the sleeved first buckle 5 and the second buckle 7, and the suction catheter 4 can be anti-fouling. The second buckle 7 is sleeved with the catheter connecting end 8, and the first buckle 5 is sleeved with a limiting joint 2. A gasket 3 is provided between the first buckle 5 and the limiting joint 2. The suction catheter 4 is set through the limiting joint 2. The front end of the suction catheter 4 is sleeved with a protective cap 1. The limiting joint 2 can prevent the suction catheter 4 with an intact suction head 11 at the end from being easily pulled out. At the same time, the protective cap 1 is sleeved for protective operation when not in use.

[0022] The above description of the present invention and its embodiments is non-limiting. The drawings show only one embodiment of the present invention, and the actual structure is not limited thereto. In short, if a person skilled in the art is inspired by the above, and does not deviate from the purpose of the present invention, without inventive design, a structure and embodiment similar to the technical solution should fall within the scope of protection of the present invention.

Claims

1. A single-handedly operable, sealed, anti-pollution sputum suction device, comprising a sputum suction bottle (13) and a sputum suction catheter (4), wherein the top of the sputum suction bottle (13) is threadedly connected to a sealing cover (12), the end of the sputum suction catheter (4) is connected to a catheter connecting end (8), the catheter connecting end (8) is connected to a controllable joint (14) connected to the sealing cover (12), and the rear end of the controllable joint (14) is connected to a negative pressure tube (10), characterized in that: The top of the sealing cover (12) is connected to a fixed head (15) provided with a sliding clamping controllable joint (14); both sides of the fixed head (15) are provided with a conduit communication channel (16) and a negative pressure communication channel (17) communicating with the bottom of the sealing cover (12); the inner side of the controllable joint (14) is provided with a sliding groove (20) that matches the fixed head (15); The end of the suction tube (4) is connected to a non-damaging suction head (11), and a plurality of through holes (18) are provided at one end of the suction tube (4) close to the non-damaging suction head (11), and a plurality of grooves (19) are provided on the non-damaging suction head (11).

2. The one-hand-operated, sealed, and contamination-proof sputum suction device according to claim 1, characterized in that: The outer side of the sputum suction catheter (4) is sleeved with a first buckle (5) and a second buckle (7); an anti-fouling bag (6) for wrapping the sputum suction catheter (4) is connected between the first buckle (5) and the second buckle (7); the second buckle (7) is sleeved with the catheter connecting end (8).

3. The one-hand-operated, sealed, and contamination-proof sputum suction device according to claim 2, characterized in that: The first buckle (5) is clamped with a limiting joint (2), a gasket (3) is provided between the first buckle (5) and the limiting joint (2), and the sputum suction tube (4) is provided through the limiting joint (2).

4. The one-hand-operable, sealed, and contamination-proof sputum suction device according to claim 3, characterized in that: The front end of the sputum suction catheter (4) is sleeved with a protective cap (1).

5. The one-hand-operable, sealed, and contamination-proof sputum suction device according to claim 1, characterized in that: The negative pressure pipe (10) is connected to a negative pressure valve (9).

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