A device for decontamination of the nasal cavity for daily use or for patients with nasal indwelling tubes

Abstract

The present invention discloses a device for nasal decontamination for daily use or for patients with indwelling nasal tubes, comprising a negative pressure exhaust mechanism, the inner side of which is installed a depth adjustment mechanism, the depth adjustment mechanism comprising an extraction hose, a limit push ring, an anti-deflection sleeve, an adjustment airbag, a handle hard cover, an airbag mounting ring, a limit sleeve, and a guide spline sleeve, the outer side of the extraction hose is provided with an anti-deflection sleeve, one end of the anti-deflection sleeve is installed with a limit push ring, and the outer side of the anti-deflection sleeve is slidably connected to two guide spline sleeves. By adjusting the depth of the extraction tube, the present invention is convenient for extracting nasal mucus from different patients, is easy to operate with one hand, and is easy to use, thereby solving the problems of existing nasal decontamination treatments for patients in which mucus affects the operation of medical personnel and that untimely cleaning may cause nasal infection.

Description

Technical Field

[0001] The present invention relates to the technical field of medical devices, in particular to a device for decontaminating the nasal cavity of patients in daily life or with indwelling nasal tubes. Background Art

[0002] When a patient suffers from rhinitis, due to congestion and swelling of the nasal mucosa, congestion and swelling of the inferior turbinate, there is a lot of secretion in the nasal passages or nasal floor, which is watery at first and gradually becomes mucous, mucopurulent or purulent. The nasal cavity is filled with mucus, which will seriously affect the patient's breathing condition and cause many complications caused by rhinitis. It is necessary to promptly perform decontamination treatment on the patient's nasal cavity;

[0003] Currently, patients are treated with acupuncture massage, rapid anti-inflammatory drugs or self-clearing of the nasal cavity. However, mucus in the existing nasal decontamination treatment will affect the operation of medical staff, and if it is not cleaned in time, it will cause nasal infection again. Summary of the Invention

[0004] The purpose of the present invention is to provide a device for nasal decontamination for patients with daily or indwelling nasal tubes, so as to solve the problems raised in the above background technology that mucus in the existing nasal decontamination treatment of patients will affect the operation of medical staff, and if not cleaned in time, it will cause nasal infection again.

[0005] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: a device for nasal decontamination for daily use or for patients with nasal indwelling tubes, comprising a negative pressure exhaust mechanism, a depth adjustment mechanism being installed on the inner side of the negative pressure exhaust mechanism, the depth adjustment mechanism comprising an extraction hose, a limiting push ring, an anti-deflection sleeve, an adjustment airbag, a handle hard cover, an airbag mounting ring, a limiting sleeve and a guide spline sleeve, an anti-deflection sleeve being provided on the outer side of the extraction hose, a limiting push ring being installed on one end of the anti-deflection sleeve, two guide spline sleeves being slidably connected to the outer side of the anti-deflection sleeve, a handle hard cover being installed on the outer side of the two guide spline sleeves, a limiting sleeve being installed on one end of the handle hard cover, the limiting sleeve being slidably connected to the outer side of the airbag mounting ring, and an adjustment airbag being provided on the outer side of the airbag mounting ring.

[0006] Preferably, a suction head is installed at the upper end of the extraction hose, and the suction head includes a suction hood, a first suction hole, a second suction hole, an elastic ring, a support ring and a positioning ring. An elastic ring is provided on the outside of the positioning ring, and three support rings are installed inside the elastic ring. A suction hood is installed on one side of the support ring, and a first suction hole and a second suction hole are provided on the outside of the suction hood.

[0007] Preferably, the negative pressure exhaust mechanism includes a one-way exhaust pipe, a sleeve-type airbag, an air guide tube, a first one-way sealing head and a one-way valve body. The inner side of the one-way exhaust pipe is provided with a first one-way sealing head, the bottom end of the one-way exhaust pipe is installed with a sleeve-type airbag, an air guide tube is provided on one side of the sleeve-type airbag, and the bottom end of the air guide tube is installed with a one-way valve body.

[0008] Preferably, an extraction and diversion mechanism is installed on the outside of the one-way valve body, and the extraction and diversion mechanism includes a connecting pipe end, a guide pipe, a liquid storage tank, a liquid replenishing pipe and a second one-way sealing head. The second one-way sealing head is installed on the inside of the connecting pipe end, and a guide pipe is installed at one end of the connecting pipe end. The bottom end of the guide pipe is provided with a liquid storage tank, and the liquid replenishing pipe is installed on the inside of the liquid storage tank.

[0009] Preferably, the upper end of the extraction hose is bonded and fixed to the positioning ring, the support ring and the positioning ring are connected via an elastic sleeve, and the elastic sleeve is bonded and fixed to the suction cover.

[0010] Preferably, the extraction hose and the anti-deflection sleeve are integrally injection molded, a spline groove is provided on the inner side of the guide spline sleeve, the anti-deflection sleeve and the guide spline sleeve are connected through the spline groove, and both ends of the handle hard sleeve are integrally injection molded with the guide spline sleeve.

[0011] Preferably, the limiting sleeve is connected to one end of the handle hard cover by a thread, a slide groove is provided on the outside of the limiting sleeve, one end of the airbag mounting ring extends to the inside of the slide groove, and the airbag mounting ring is bonded and fixed to the adjustment airbag.

[0012] Preferably, the limiting push ring is connected to the extraction hose via threads, and a rubber pad is provided at one end of the limiting push ring.

[0013] Preferably, the one-way exhaust pipe, the sleeve-type airbag and the internal part of the air guide tube are connected through each other, the sleeve-type airbag is bonded and fixed to the hard cover of the handle, and the bottom end of the air guide tube passes through the upper end of the liquid storage tank and is connected to the one-way valve body through a thread.

[0014] Preferably, the extraction hose is connected to the guide tube via a connecting tube end, the guide tube, the liquid storage tank and the internal part of the liquid replenishing tube are connected through, and the inner side of the bottom end of the liquid storage tank is filled with absorption liquid.

[0015] Compared with the prior art, the present invention has the following beneficial effects:

[0016] 1. The present invention uses the anti-deflection sleeve to drive the extraction hose to move under the guidance of the guide spline sleeve, and then the airbag mounting ring slides on the outside of the limiting sleeve to drive the adjustment airbag to be squeezed, thereby facilitating the adjustment of the outer diameter of the adjustment airbag and the length of the extraction hose, thereby facilitating the adjustment of the insertion depth of the extraction hose into the nasal cavity, and being suitable for different patients;

[0017] 2. The present invention provides a first one-way sealing head on the inner side of the one-way exhaust tube. The sleeve-type airbag is squeezed by hand, and a one-way valve body is provided at the bottom end of the airway tube, so that the gas inside the sleeve-type airbag is discharged through the one-way exhaust tube. When the sleeve-type airbag is released, the interior of the liquid storage tank is easily evacuated through the airway tube, so that the interior of the liquid storage tank is in a negative pressure state, and then the airway tube facilitates the extraction of mucus inside the patient's nasal cavity through the extraction hose. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic structural diagram of the present invention as a whole;

[0019] Figure 2 It is a schematic cross-sectional structure diagram of the present invention as a whole;

[0020] Figure 3 Schematic diagram of the cross-sectional structure of the suction head of the present invention;

[0021] Figure 4 It is a partial cross-sectional structural diagram of the depth adjustment mechanism of the present invention;

[0022] Figure 5 Schematic diagram of the cross-sectional structure of the one-way exhaust pipe of the present invention;

[0023] Figure 6 It is a schematic cross-sectional structural diagram of the extraction and diversion mechanism of the present invention.

[0024] In the figure: 1. Suction head; 101. Suction cover; 102. First suction hole; 103. Second suction hole; 104. Elastic sleeve; 105. Support ring; 106. Positioning ring; 2. Depth adjustment mechanism; 201. Extraction hose; 202. Limiting push ring; 203. Anti-deflection sleeve; 204. Adjustment airbag; 205. Handle hard cover; 206. Airbag mounting ring; 207. Limiting sleeve; 208. Guide spline sleeve; 3. Negative pressure exhaust mechanism; 301. One-way exhaust pipe; 302. Sleeve-type airbag; 303. Air guide tube; 304. First one-way plugging head; 305. One-way valve body; 4. Extraction diversion mechanism; 401. Connecting pipe end; 402. Diversion tube; 403. Liquid storage tank; 404. Liquid replenishing tube; 405. Second one-way plugging head. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0026] See also Figures 1 to 6 , an embodiment provided by the present invention:

[0027] A device for decontamination of the nasal cavity for daily use or for patients with indwelling nasal tubes, comprising a negative pressure exhaust mechanism 3, on the inner side of which is installed a depth adjustment mechanism 2, wherein the depth adjustment mechanism 2 comprises an extraction hose 201, a limiting push ring 202, an anti-deflection sleeve 203, an adjustment airbag 204, a handle hard cover 205, an airbag mounting ring 206, a limiting sleeve 207 and a guide spline sleeve 208.

[0028] The outside of the extraction hose 201 is provided with an anti-deflection sleeve 203. In addition, it should be noted that a side hole can be provided on the extraction hose 201, so that mucus can be sucked in all directions and at all angles. When using the extraction hose 201, a thin tube or sleeve can be added to the extraction hose 201. The thin tube or sleeve has a one-way valve, which can only be pushed and not withdrawn, and has the effect of preventing tube blockage. When flushing, the opening of the thin tube can be a shower style, which is comprehensive during flushing and reduces the irritation of the nasal cavity to the push injection. The purpose of pushing the flushing liquid is to clean the nasal mucus, and the push injection of drugs can be locally anti-inflammatory, which depends on the specific treatment needs. In the specific push injection flushing process, an empty needle can also be provided, and the selection of the empty needle size is considered according to the size of the flushing volume.

[0029] One end of the anti-deflection sleeve 203 is equipped with a limit push ring 202, and the outer side of the anti-deflection sleeve 203 is slidably connected to two guide spline sleeves 208, and the inner side of the guide spline sleeve 208 is provided with a spline groove. The anti-deflection sleeve 203 is connected to the guide spline sleeve 208 through the spline groove, which is convenient for guiding the extraction hose 201 through the guide spline sleeve 208. A handle hard sleeve 205 is installed on the outer side of the two guide spline sleeves 208, and a limit sleeve 207 is installed on one end of the handle hard sleeve 205. The outer side of the limit sleeve 207 is slidably connected to the airbag mounting ring 206. An adjusting airbag 204 is provided on the outside of the mounting ring 206, and a limiting sleeve 207 is connected to one end of the handle hard sleeve 205 by a threaded connection. A sliding groove is provided on the outside of the limiting sleeve 207, and one end of the airbag mounting ring 206 extends to the inner side of the sliding groove. The airbag mounting ring 206 is bonded and fixed to the adjusting airbag 204, and the limiting push ring 202 is connected to the extraction hose 201 by a threaded connection. A rubber pad is provided at one end of the limiting push ring 202. The depth of the extraction tube can be adjusted as a whole, which is convenient for extracting nasal mucus from different patients, and is easy to operate with one hand, and easy to use.

[0030] Furthermore, a suction head 1 is installed at the upper end of the extraction hose 201, and the suction head 1 includes a suction cover 101, a first suction hole 102, a second suction hole 103, an elastic ring 104, a support ring 105 and a positioning ring 106. An elastic ring 104 is provided on the outside of the positioning ring 106, and three support rings 105 are installed inside the elastic ring 104. A suction cover 101 is installed on one side of the support ring 105, and a first suction hole 102 and a second suction hole 103 are provided on the outside of the suction cover 101. The suction cover 101 facilitates the extraction of mucus from multiple angles.

[0031] Furthermore, the negative pressure exhaust mechanism 3 includes a one-way exhaust pipe 301, a sleeve-type airbag 302, an air guide tube 303, a first one-way sealing head 304 and a one-way valve body 305. The inner side of the one-way exhaust pipe 301 is provided with a first one-way sealing head 304, the bottom end of the one-way exhaust pipe 301 is installed with a sleeve-type airbag 302, one side of the sleeve-type airbag 302 is provided with an air guide tube 303, and the bottom end of the air guide tube 303 is installed with a one-way valve body 305. The negative pressure exhaust mechanism 3 facilitates negative pressure treatment of the interior of the liquid storage tank 403.

[0032] Furthermore, an extraction and diversion mechanism 4 is installed on the outside of the one-way valve body 305, and the extraction and diversion mechanism 4 includes a connecting pipe end 401, a guide pipe 402, a liquid storage tank 403, a liquid replenishing pipe 404 and a second one-way sealing head 405. The second one-way sealing head 405 is installed on the inner side of the connecting pipe end 401, and the guide pipe 402 is installed at one end of the connecting pipe end 401. The bottom end of the guide pipe 402 is provided with a liquid storage tank 403, and the inner side of the liquid storage tank 403 is provided with a liquid replenishing pipe 404. The extraction hose 201 is connected to the guide pipe 402 through the connecting pipe end 401, and the internal parts of the guide pipe 402, the liquid storage tank 403 and the liquid replenishing pipe 404 are through-connected, and the inner side of the bottom end of the liquid storage tank 403 is filled with absorption liquid.

[0033] Furthermore, the upper end of the extraction hose 201 is bonded and fixed to the positioning ring 106 , the support ring 105 and the positioning ring 106 are connected via the elastic collar 104 , and the elastic collar 104 is bonded and fixed to the suction cover 101 .

[0034] Furthermore, the one-way exhaust pipe 301, the sleeve-type airbag 302 and the air guide tube 303 are internally connected, the sleeve-type airbag 302 is bonded and fixed to the handle hard cover 205, and the bottom end of the air guide tube 303 passes through the upper end of the liquid storage tank 403 and is connected to the one-way valve body 305 by a thread, so that the internal gas of the sleeve-type airbag 302 can be discharged in one direction through the one-way exhaust pipe 301.

[0035] To sum up, when using, check whether the functions of each part are intact, and the extraction hose 201 and the anti-deflection sleeve 203 are injection molded as a whole, so that the anti-deflection sleeve 203 and the handle hard sleeve 205 are connected by two guide spline sleeves 208, and a limited push ring 202 is connected by a thread on the outside of the extraction hose 201. When the sleeve-type airbag 302 and the handle hard sleeve 205 are clamped by hand, the anti-deflection sleeve 203 drives the extraction hose 201 to move under the guidance of the guide spline sleeve 208, and then the airbag mounting ring 206 slides on the outside of the limiting sleeve 207 to drive the adjusting airbag 204 to be squeezed, thereby facilitating the adjustment of the outer diameter of the adjusting airbag 204 and the length of the extraction hose 201 at the same time. It is convenient to change the depth of the extraction hose 201 inserted into the nasal cavity, which can be suitable for different patients. The positioning ring 106 is bonded and fixed to the extraction hose 201 , so that the suction cover 101 and the elastic ring 104 are installed through the positioning ring 106, the one-way exhaust pipe 301, the sleeve-type airbag 302 and the air guide pipe 303 are connected through, and a first one-way blocking head 304 is provided on the inner side of the one-way exhaust pipe 301. The sleeve-type airbag 302 is squeezed by hand, and a one-way valve body 305 is provided at the bottom end of the air guide pipe 303, so that the gas inside the sleeve-type airbag 302 passes through the one-way exhaust pipe 301 For discharge, when the sleeve-type airbag 302 is loosened, the interior of the liquid storage tank 403 is easily evacuated through the air guide tube 303, so that the interior of the liquid storage tank 403 is in a negative pressure state, and then the guide tube 402 is convenient for extracting the mucus inside the patient's nasal cavity through the extraction hose 201. A second one-way sealing head 405 is provided on the inner side of the connecting tube end 401, so that the second one-way sealing head 405 can effectively prevent the backflow of mucus.

[0036] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the invention can be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be included therein. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. A device for decontaminating the nasal cavity of a patient who has a daily or indwelling nasal tube, comprising a negative pressure exhaust mechanism (3), characterized in that: A depth adjustment mechanism (2) is installed on the inner side of the negative pressure exhaust mechanism (3), and the depth adjustment mechanism (2) comprises an extraction hose (201), a limiting push ring (202), an anti-deflection sleeve (203), an adjustment airbag (204), a handle hard cover (205), an airbag mounting ring (206), a limiting sleeve (207) and a guide spline sleeve (208). The outer side of the extraction hose (201) is provided with an anti-deflection sleeve (203), and one end of the anti-deflection sleeve (203) is installed. A limit push ring (202) is provided, the outer side of the anti-deflection sleeve (203) is slidably connected to two guide spline sleeves (208), a handle hard sleeve (205) is installed on the outer side of the two guide spline sleeves (208), one end of the handle hard sleeve (205) is installed with a limit sleeve (207), the outer side of the limit sleeve (207) is slidably connected to an airbag mounting ring (206), and an adjustment airbag (204) is provided on the outer side of the airbag mounting ring (206); The extraction hose (201) and the anti-deflection sleeve (203) are integrally injection-molded, a spline groove is provided on the inner side of the guide spline sleeve (208), the anti-deflection sleeve (203) and the guide spline sleeve (208) are connected via the spline groove, and both ends of the handle hard sleeve (205) and the guide spline sleeve (208) are integrally injection-molded; the limiting sleeve (207) is connected to one end of the handle hard sleeve (205) via a thread, a slide groove is provided on the outer side of the limiting sleeve (207), one end of the airbag mounting ring (206) extends to the inner side of the slide groove, and the airbag mounting ring (206) is bonded and fixed to the regulating airbag (204); the limiting push ring (202) is connected to the extraction hose (201) via a thread.

2. A device for decontamination of the nasal cavity of a patient with daily or indwelling nasal tube according to claim 1, characterized in that: A suction head (1) is installed at the upper end of the extraction hose (201), and the suction head (1) includes a suction cover (101), a first suction hole (102), a second suction hole (103), an elastic collar (104), a support ring (105) and a positioning ring (106). The outer side of the positioning ring (106) is provided with an elastic collar (104), and the interior of the elastic collar (104) is provided with three support rings (105). A suction cover (101) is installed on one side of the support ring (105), and the outer side of the suction cover (101) is provided with a first suction hole (102) and a second suction hole (103).

3. The device for decontamination of the nasal cavity of a patient with daily or indwelling nasal tube according to claim 1, characterized in that: The negative pressure exhaust mechanism (3) comprises a one-way exhaust pipe (301), a sleeve-type airbag (302), an air guide pipe (303), a first one-way blocking head (304) and a one-way valve body (305); the first one-way blocking head (304) is provided on the inner side of the one-way exhaust pipe (301); the sleeve-type airbag (302) is installed at the bottom end of the one-way exhaust pipe (301); an air guide pipe (303) is provided on one side of the sleeve-type airbag (302); and the one-way valve body (305) is installed at the bottom end of the air guide pipe (303).

4. The device for decontaminating the nasal cavity of a patient with daily or indwelling nasal tube according to claim 3, characterized in that: An extraction and diversion mechanism (4) is installed on the outside of the one-way valve body (305), and the extraction and diversion mechanism (4) comprises a connecting pipe end (401), a diversion pipe (402), a liquid storage tank (403), a liquid replenishing pipe (404) and a second one-way plugging head (405). The second one-way plugging head (405) is installed on the inside of the connecting pipe end (401), the diversion pipe (402) is installed at one end of the connecting pipe end (401), the liquid storage tank (403) is provided at the bottom end of the diversion pipe (402), and the liquid replenishing pipe (404) is installed on the inside of the liquid storage tank (403).

5. The device for decontamination of the nasal cavity of a patient with daily or indwelling nasal tube according to claim 2, characterized in that: The upper end of the extraction hose (201) is bonded and fixed to the positioning ring (106), the support ring (105) and the positioning ring (106) are connected via an elastic sleeve (104), and the elastic sleeve (104) is bonded and fixed to the suction cover (101).

6. The device for decontamination of the nasal cavity of a patient with daily or indwelling nasal tube according to claim 1, characterized in that: One end of the limiting push ring (202) is provided with a rubber pad.

7. The device for decontamination of the nasal cavity of a patient with daily or indwelling nasal tube according to claim 4, characterized in that: The one-way exhaust pipe (301), the sleeve-type airbag (302), and the air guide pipe (303) are connected internally; the sleeve-type airbag (302) is bonded and fixed to the handle hard cover (205); the bottom end of the air guide pipe (303) passes through the upper end of the liquid storage tank (403) and is connected to the one-way valve body (305) via a thread.

8. The device for decontamination of the nasal cavity of a patient with daily or indwelling nasal tube according to claim 4, characterized in that: The extraction hose (201) is connected to the guide tube (402) via a connecting tube end (401), the guide tube (402), the liquid storage tank (403) and the liquid replenishing tube (404) are connected internally, and the inner side of the bottom end of the liquid storage tank (403) is filled with absorption liquid.

Images