CN215386327U - Improved negative pressure sputum aspirator - Google Patents
Improved negative pressure sputum aspirator Download PDFInfo
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- CN215386327U CN215386327U CN202121738891.2U CN202121738891U CN215386327U CN 215386327 U CN215386327 U CN 215386327U CN 202121738891 U CN202121738891 U CN 202121738891U CN 215386327 U CN215386327 U CN 215386327U
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Abstract
The utility model discloses an improved negative pressure sputum aspirator, which comprises a sputum collection bottle and a sputum suction tube, wherein the upper end of the sputum collection bottle is in threaded connection with a sealed bottle cap, a first tube through hole and a second tube through hole are vertically arranged on the sealed bottle cap, the sputum suction tube is arranged in the first tube through hole in a penetrating way, a negative pressure tube is arranged in the second tube through hole in a penetrating way, and a negative pressure generator is arranged at the end of the negative pressure tube, which deviates from the sealed bottle cap; a one-way valve is arranged at the lower port of the second bending section of the sputum suction pipe; be provided with the sputum collection chamber in the sputum collection bottle, the left lower extreme an organic whole in sputum collection chamber is provided with sputum water conservancy diversion face, and the right lower extreme of sputum collection bottle is provided with a rectangle breach, and is provided with a drainage control valve in the rectangle breach, and the right lower extreme an organic whole of sputum collection bottle is provided with a fluid-discharge tube, the inlet of drainage control valve and the liquid outlet threaded connection of fluid-discharge tube. Above-mentioned technical scheme, structural design is reasonable, convenient to use, sealing performance are good, safety and sanitation, can avoid infectious disease cross infection and the practicality is good.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to an improved negative pressure sputum aspirator.
Background
In the delivery process of fetuses, because of intrauterine hypoxia, some fetuses breathe too early, secretions such as amniotic fluid, sputum and the like are sucked into respiratory tracts, the respiratory tracts are blocked, gas exchange cannot be carried out, and the neonatal obstructive asphyxia is caused.
At present, the treatment method of amniotic fluid, sputum and secretion in respiratory tract of newborn baby comprises the following steps: firstly, a sputum aspirator is adopted; the second is a method of artificial respiration. The above treatment methods, while widely used, have disadvantages: the existing sputum aspirator is of a ball-suction type, but does not form negative pressure, so that the suction force is discontinuous, and the blockage in the respiratory tract of a newborn can not be sucked cleanly in a short time; by adopting artificial respiration, the mouth-to-mouth operation is unsanitary, and cross infection of infectious diseases between medical staff and newborns is easily caused.
In addition, the sputum of current sputum aspirator flows backward easily to in the sputum-aspirating tube, and the sputum-aspirating tube leaks easily with the lid junction of sputum receiving flask or sputum collecting bag, uses inconveniently, and pours out the troublesome poeration from sputum receiving flask or sputum collecting bag to the sputum, uses inconveniently, and the practicality is poor.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide an improved negative pressure sputum aspirator which has reasonable structural design, convenient use, good sealing performance, safety and sanitation and can avoid cross infection of infectious diseases.
In order to achieve the purpose, the utility model provides the following technical scheme: an improved negative pressure sputum aspirator comprises a sputum collection bottle and a sputum suction tube, wherein the upper end of the sputum collection bottle is in threaded connection with a sealing bottle cap, a first tube through hole and a second tube through hole are vertically formed in the sealing bottle cap, the sputum suction tube is arranged in the first tube through hole in a penetrating manner, a negative pressure tube is arranged in the second tube through hole in a penetrating manner, and a negative pressure generator is arranged at the end, away from the sealing bottle cap, of the negative pressure tube; the sputum suction pipe is provided with a first bending section towards the right when inserted into the sputum collection bottle section, a second bending section is arranged at the right end of the first bending section downwards, and a check valve is arranged at the lower port of the second bending section; be provided with the sputum collection chamber in the sputum receiving flask, the left lower extreme an organic whole in sputum collection chamber is provided with sputum water conservancy diversion face, and this sputum water conservancy diversion face inclines 15-60 down from a left side to the right side, and the right lower extreme of sputum receiving flask is provided with a rectangle breach, and is provided with a drainage control valve in the rectangle breach, the right lower extreme an organic whole of sputum receiving flask is provided with a fluid-discharge tube, the inlet of drainage control valve and the liquid outlet threaded connection of fluid-discharge tube.
The utility model is further configured to: be provided with a toper through-hole in the check valve, and the lower extreme an organic whole of check valve is provided with first arc valve clack and second arc valve clack against the current, first arc valve clack and second arc valve clack against the current are crisscross to be set up against the current valve clack, and first arc valve clack and second arc are provided with sputum cocurrent passageway between the valve clack against the current.
The utility model is further configured to: the upper end of the one-way valve is fixedly bonded with the inner wall surface of the lower port of the second bending section of the sputum suction tube.
The utility model is further configured to: the first bending section of the sputum suction tube bends 90 degrees towards the right, and the second bending section bends 90 degrees towards the lower.
The utility model is further configured to: a first annular groove is formed in the first through pipe through hole, a first O-shaped sealing ring is arranged in the first annular groove, and sealing is formed between the outer surface of the sputum suction pipe and the inner wall surface of the first through pipe through hole through the first O-shaped sealing ring.
The utility model is further configured to: the outer surface of the sputum suction pipe is provided with a second annular groove and a third annular groove, a second O-shaped sealing ring is sleeved in the second annular groove, a third O-shaped sealing ring is sleeved in the third annular groove, and the sputum suction pipe is sealed with the inner wall surface of the first through pipe through hole through the second O-shaped sealing ring and the third O-shaped sealing ring.
The utility model is further configured to: and a fourth annular groove is arranged in the second through pipe through hole, a fourth O-shaped sealing ring is arranged in the fourth annular groove, and the outer surface of the negative pressure pipe and the inner wall surface of the second through pipe through hole form sealing through the fourth O-shaped sealing ring.
The utility model is further configured to: the outer surface of the negative pressure pipe is provided with a fifth annular groove and a sixth annular groove, a fifth O-shaped sealing ring is sleeved in the fifth annular groove, a sixth O-shaped sealing ring is sleeved in the sixth annular groove, and the negative pressure pipe is sealed with the inner wall surface of the second pipe penetrating through hole through the fifth O-shaped sealing ring, the sixth O-shaped sealing ring and the inner wall surface of the second pipe penetrating through hole.
The utility model has the advantages that: compared with the prior art, the sputum suction device is more reasonable in structure arrangement, the negative pressure generator is arranged at the end, away from the sealing bottle cap, of the negative pressure pipe, negative pressure can be formed in the sputum collection bottle, the suction force is continuous, and the sputum suction effect is good; a one-way valve is arranged at the lower port of the second bending section of the sputum suction pipe, a conical through hole is formed in the one-way valve, a first arc-shaped anti-reflux valve clack and a second arc-shaped anti-reflux valve clack are integrally arranged at the lower end of the one-way valve, the first arc-shaped anti-reflux valve clack and the second arc-shaped anti-reflux valve clack are arranged in a staggered mode, and a sputum downstream channel is arranged between the first arc-shaped anti-reflux valve clack and the second arc-shaped anti-reflux valve clack, so that reverse reflux of sputum to the sputum suction pipe can be effectively prevented; the left lower end of the sputum collection cavity is integrally provided with a sputum guide surface, and sputum flows to the liquid inlet position of the liquid discharge pipe through the guide inclined surface, so that the sputum is convenient to discharge or dump; the structure design is reasonable, the use is convenient, the sealing performance is good, the safety and the sanitation are realized, the cross infection of infectious diseases can be avoided, and the practicability is good.
The utility model is further described with reference to the drawings and the specific embodiments in the following description.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of a check valve mounting section according to an embodiment of the present invention;
FIG. 3 is an enlarged view of section I of FIG. 1;
fig. 4 is an enlarged view of section II in fig. 1.
Detailed Description
In the description of the present embodiment, it should be noted that, as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "front", "rear", etc. appear, their indicated orientations or positional relationships are based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" as appearing herein are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Referring to fig. 1, 2, 3 and 4, the improved negative pressure sputum aspirator disclosed by the utility model comprises a sputum collection bottle 1 and a sputum suction tube 2, wherein the upper end of the sputum collection bottle 1 is in threaded connection with a sealed bottle cap 3, a first tube penetrating through hole and a second tube penetrating through hole are vertically arranged on the sealed bottle cap 3, the sputum suction tube 2 is arranged in the first tube penetrating through hole in a penetrating manner, a negative pressure tube 4 is arranged in the second tube penetrating through hole in a penetrating manner, and a negative pressure generator 5 is arranged at the end of the negative pressure tube 4, which deviates from the sealed bottle cap; a first bending section 21 is arranged on the section, inserted into the sputum collection bottle, of the sputum suction pipe 2 towards the right, a second bending section 22 is arranged on the right end of the first bending section 21 towards the lower part, and a check valve 6 is arranged at the lower port of the second bending section 22; be provided with sputum collection chamber 11 in the sputum receiving flask 1, the left lower extreme an organic whole of sputum collection chamber 11 is provided with sputum water conservancy diversion face 12, and this sputum water conservancy diversion face 12 inclines 15-60 down from a left side to the right side, and the right lower extreme of sputum receiving flask 1 is provided with a rectangle breach 13, and is provided with a drainage control valve 7 in the rectangle breach 13, the right lower extreme an organic whole of sputum receiving flask 1 is provided with a fluid-discharge tube 14, drainage control valve 7's inlet and fluid-discharge tube 14's liquid outlet threaded connection.
Preferably, the drainage control valve 7 is located outside the sputum collection bottle 1, and the connection between the drainage tube 14 and the lower right end of the sputum collection bottle 1 is sealed.
In order to make the structure of the present invention more reasonable, preferably, a tapered through hole 61 is disposed in the check valve 6, and a first arc-shaped reverse flow preventing valve flap 62 and a second arc-shaped reverse flow preventing valve flap 63 are integrally disposed at the lower end of the check valve 6, the first arc-shaped reverse flow preventing valve flap 62 and the second arc-shaped reverse flow preventing valve flap 63 are disposed in a staggered manner, and a sputum downstream channel 64 is disposed between the first arc-shaped reverse flow preventing valve flap 62 and the second arc-shaped reverse flow preventing valve flap 63.
Preferably, the check valve 6, the first arc-shaped reverse flow prevention valve flap 62 and the second arc-shaped reverse flow prevention valve flap 63 are made of rubber material or silica gel material. The end of the negative pressure pipe 4 departing from the sealed bottle cap is in threaded connection with an air suction port of the negative pressure generator 5.
The upper end of the one-way valve 6 is fixedly bonded with the inner wall surface of the lower port of the second bending section 22 of the sputum suction tube 2.
The first bending section 21 of the sputum suction tube 2 bends 90 degrees towards the right, and the second bending section 22 bends 90 degrees downwards.
A first annular groove is arranged in the first poling through hole, a first O-shaped sealing ring 8 is arranged in the first annular groove, and sealing is formed between the outer surface of the sputum suction pipe 2 and the inner wall surface of the first poling through hole through the first O-shaped sealing ring 8.
A second annular groove and a third annular groove are formed in the outer surface of the sputum suction pipe 2, a second O-shaped sealing ring 9 is sleeved in the second annular groove, a third O-shaped sealing ring 10 is sleeved in the third annular groove, and the sputum suction pipe 2 is sealed with the inner wall surface of the first through pipe through hole through the second O-shaped sealing ring 9, the third O-shaped sealing ring 10 and the inner wall surface of the first through pipe through hole.
A fourth annular groove is formed in the second through pipe through hole, a fourth O-shaped sealing ring 15 is arranged in the fourth annular groove, and the outer surface of the negative pressure pipe 4 and the inner wall surface of the second through pipe through hole are sealed through the fourth O-shaped sealing ring 15.
The outer surface of the negative pressure pipe 4 is provided with a fifth annular groove and a sixth annular groove, a fifth O-shaped sealing ring 16 is sleeved in the fifth annular groove, a sixth O-shaped sealing ring 17 is sleeved in the sixth annular groove, and the negative pressure pipe 4 is sealed through the fifth O-shaped sealing ring 16, the sixth O-shaped sealing ring 17 and the inner wall surface of the second pipe penetrating through hole.
When the sputum suction device is actually applied, the negative pressure generator is arranged at the end of the negative pressure tube, which is far away from the sealing bottle cap, so that negative pressure can be formed in the sputum collection bottle, the suction force is continuous, and the sputum suction effect is good; a one-way valve is arranged at the lower port of the second bending section of the sputum suction pipe, a conical through hole is formed in the one-way valve, a first arc-shaped anti-reflux valve clack and a second arc-shaped anti-reflux valve clack are integrally arranged at the lower end of the one-way valve, the first arc-shaped anti-reflux valve clack and the second arc-shaped anti-reflux valve clack are arranged in a staggered mode, and a sputum downstream channel is arranged between the first arc-shaped anti-reflux valve clack and the second arc-shaped anti-reflux valve clack, so that reverse reflux of sputum to the sputum suction pipe can be effectively prevented; the left lower end of the sputum collection cavity is integrally provided with a sputum guide surface, and sputum flows to the liquid inlet position of the liquid discharge pipe through the guide inclined surface, so that the sputum is convenient to discharge or dump; the structure design is reasonable, the use is convenient, the sealing performance is good, the safety and the sanitation are realized, the cross infection of infectious diseases can be avoided, and the practicability is good.
The above embodiments are only for further illustration of the present invention, and should not be construed as limiting the scope of the present invention, and the technical engineers in the art can make insubstantial modifications and adaptations of the present invention based on the above disclosure and disclosure of the utility model.
Claims (8)
1. The utility model provides an improved generation negative pressure sputum aspirator, includes sputum receiving flask (1), inhales phlegm pipe (2), sputum receiving flask (1) upper end threaded connection has sealed bottle lid (3), its characterized in that: a first tube through hole and a second tube through hole are vertically formed in the sealing bottle cap (3), the sputum suction tube (2) is arranged in the first tube through hole in a penetrating mode, a negative pressure tube (4) is arranged in the second tube through hole in a penetrating mode, and a negative pressure generator (5) is arranged at the end, away from the sealing bottle cap, of the negative pressure tube (4); a first bending section (21) is arranged towards the right at the section of the sputum suction pipe (2) inserted into the sputum collection bottle, a second bending section (22) is arranged at the right end of the first bending section (21) towards the lower part, and a check valve (6) is arranged at the lower port of the second bending section (22); be provided with sputum collection chamber (11) in sputum receiving flask (1), the left lower extreme an organic whole of sputum collection chamber (11) is provided with sputum water conservancy diversion face (12), and this sputum water conservancy diversion face (12) inclines 15-60 down from a left side to the right side, and the right lower extreme of sputum receiving flask (1) is provided with a rectangle breach (13), and is provided with a drainage control valve (7) in rectangle breach (13), the right lower extreme an organic whole of sputum receiving flask (1) is provided with a fluid-discharge tube (14), the inlet of drainage control valve (7) and the liquid outlet threaded connection of fluid-discharge tube (14).
2. The improved negative pressure sputum aspirator of claim 1, wherein: be provided with a toper through-hole (61) in check valve (6), and the lower extreme an organic whole of check valve (6) is provided with first arc anti-reflux valve clack (62) and second arc anti-reflux valve clack (63), first arc anti-reflux valve clack (62) and second arc anti-reflux valve clack (63) crisscross setting, and first arc anti-reflux valve clack (62) and second arc are prevented and are provided with sputum forward flow passageway (64) between anti-reflux valve clack (63).
3. The improved negative pressure sputum aspirator of claim 2, wherein: the upper end of the one-way valve (6) is fixedly bonded with the inner wall surface of the lower port of the second bending section (22) of the sputum suction tube (2).
4. An improved negative pressure sputum aspirator of claim 3, wherein: the first bending section (21) of the sputum suction tube (2) is bent towards the right by 90 degrees, and the second bending section (22) is bent downwards by 90 degrees.
5. An improved negative pressure sputum aspirator of claim 1 or 4, wherein: a first annular groove is formed in the first poling through hole, a first O-shaped sealing ring (8) is arranged in the first annular groove, and sealing is formed between the outer surface of the sputum suction pipe (2) and the inner wall surface of the first poling through hole through the first O-shaped sealing ring (8).
6. The improved negative pressure sputum aspirator of claim 5, wherein: a second annular groove and a third annular groove are formed in the outer surface of the sputum suction pipe (2), a second O-shaped sealing ring (9) is sleeved in the second annular groove, a third O-shaped sealing ring (10) is sleeved in the third annular groove, and the sputum suction pipe (2) is sealed through the second O-shaped sealing ring (9), the third O-shaped sealing ring (10) and the inner wall face of the first through pipe through hole.
7. An improved negative pressure sputum aspirator of claim 1 or 4, wherein: and a fourth annular groove is arranged in the second through pipe through hole, a fourth O-shaped sealing ring (15) is arranged in the fourth annular groove, and the outer surface of the negative pressure pipe (4) and the inner wall surface of the second through pipe through hole form sealing through the fourth O-shaped sealing ring (15).
8. The improved negative pressure sputum aspirator of claim 7, wherein: be provided with fifth annular groove and sixth annular groove on the surface of negative pressure pipe (4), fifth annular groove endotheca is equipped with fifth O type sealing washer (16), and sixth annular groove endotheca is equipped with sixth O type sealing washer (17), constitute between the internal face that negative pressure pipe (4) were managed through fifth O type sealing washer (16) and sixth O type sealing washer (17) and second poling through-hole and seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121738891.2U CN215386327U (en) | 2021-07-28 | 2021-07-28 | Improved negative pressure sputum aspirator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121738891.2U CN215386327U (en) | 2021-07-28 | 2021-07-28 | Improved negative pressure sputum aspirator |
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| Publication Number | Publication Date |
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| CN215386327U true CN215386327U (en) | 2022-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121738891.2U Active CN215386327U (en) | 2021-07-28 | 2021-07-28 | Improved negative pressure sputum aspirator |
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| CN (1) | CN215386327U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118846268A (en) * | 2024-07-22 | 2024-10-29 | 揭阳市人民医院 | A newborn nasal aspirator |
-
2021
- 2021-07-28 CN CN202121738891.2U patent/CN215386327U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118846268A (en) * | 2024-07-22 | 2024-10-29 | 揭阳市人民医院 | A newborn nasal aspirator |
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