CN218793254U

CN218793254U - Anti-suck-back oral cavity continuous negative pressure suction device

Info

Publication number: CN218793254U
Application number: CN202221107666.3U
Authority: CN
Inventors: 高广鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-05-10
Filing date: 2022-05-10
Publication date: 2023-04-07
Anticipated expiration: 2032-05-10

Abstract

The utility model discloses a suck-back prevention oral cavity continuous negative pressure suction device, belonging to the technical field of medical appliances; the method comprises the following steps: the utility model discloses a secretion collector, including the main part device, prevent suck-back device and main part device intercommunication, the main part device includes secretion collector, receiving flask, negative pressure aspirator, the receiving flask top is provided with sealed lid, advances pipe one end and inserts in sealed lid, advances the pipe and runs through sealed lid and extend to the receiving flask in, advances the pipe other end and is connected with the secretion collector, secretion collector tip is the hollow sphere structure, and the hollow sphere surface has seted up the collection hole, and secretion collector afterbody is the straight tube structure, and exit tube one end is inserted in sealed lid, and the exit tube runs through sealed lid and extends to the receiving flask in, and the exit tube other end is connected with the negative pressure aspirator, after the negative pressure aspirator stop work, can effectively prevent that the secretion in the inlet tube from flowing back to the oral cavity, can collect oral cavity endocrine completely, reduces the risk of suffocation.

Description

Anti-suck-back oral cavity continuous negative pressure suction device

Technical Field

The utility model relates to a prevent that suck-back oral cavity lasts negative pressure suction device belongs to medical instrument technical field.

Background

When a patient uses a bronchoscope, the secretion in the oral cavity is more, the breeding of bacteria can be caused, the infection risk is increased, the secretion can be sucked into an air passage by mistake, the asphyxia is caused, the secretion needs to be collected by a suction device, the negative pressure must be kept continuously in the using process of the existing anti-suck-back oral cavity continuous negative pressure suction device, if the negative pressure is reduced or disappears, the secretion in an inlet pipe can be sucked back to the oral cavity, and the asphyxia is easily caused.

Publication No. CN210749608U discloses a suck-back prevention oral cavity continuous negative pressure suction device, which can continuously and effectively suck the oral cavity secretion of the infant through a negative pressure connecting pipe, a suck-back prevention secretion collector and an oral cavity suction pipe which are sequentially connected; the spherical buoy is arranged at the negative pressure end of the negative pressure connecting pipe, so that the negative pressure port is always positioned above the liquid level of the secretion, the spherical sinking sign is arranged at the liquid outlet end, the liquid outlet port is always positioned below the liquid level of the secretion, the negative pressure port can be ensured to be positioned above the liquid level no matter what posture the anti-reverse suction secretion collector is positioned, the liquid outlet port is positioned below the liquid level, the continuous negative pressure suction of the oral secretion can be ensured even if the secretion collector is toppled, the reverse suction caused by toppling of the secretion collector is prevented, the damage to the negative pressure suction device is avoided, but the problem that the continuous negative pressure is required to be maintained in the using process is not solved, if the negative pressure is reduced or disappears, the secretion in the inlet pipe can be reversely sucked and flows back to the oral cavity, and suffocation is easily caused.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of prevent suck-back oral cavity and last negative pressure suction device can solve and must keep lasting the existence negative pressure in the use, if the negative pressure reduces or disappears, the secretion in the admission pipe can suck back to the oral cavity, causes the problem of suffocation easily.

The utility model discloses a solve above-mentioned problem, the technical scheme who proposes is: a suck-back prevention oral cavity continuous negative pressure suction device comprises: the device comprises a main body device, an anti-suck-back device, wherein the anti-suck-back device is communicated with the main body device, the main body device comprises a secretion collector, a collecting bottle and a negative pressure aspirator, a sealing cover is arranged at the top of the collecting bottle, one end of an inlet pipe is inserted into the sealing cover, the inlet pipe penetrates through the sealing cover and extends into the collecting bottle, the other end of the inlet pipe is connected with the secretion collector, the end part of the secretion collector is of a hollow sphere structure, a collecting hole is formed in the surface of the hollow sphere, the tail part of the secretion collector is of a straight pipe structure, one end of an outlet pipe is inserted into the sealing cover, the outlet pipe penetrates through the sealing cover and extends into the collecting bottle, and the other end of the outlet pipe is connected with the negative pressure aspirator;

the suction prevention device comprises an isolator, a spring and a one-way plug, wherein the isolator is arranged between an inlet pipe and a secretion collector, the inlet pipe is inserted into the isolator, the tail part of the secretion collector is inserted into the isolator, the secretion collector and the inlet pipe are symmetrically arranged, an L plate is arranged in the isolator and consists of a vertical plate and a transverse plate, the vertical plate is vertically arranged on the inner wall of the top of the isolator, the vertical plate vertically extends downwards, the transverse plate is vertically arranged on the side wall of the lower end of the vertical plate, the transverse plate is arranged right below the secretion collector, a sliding groove is formed in the side wall of the vertical plate, the sliding plate is vertically arranged on the side wall of the vertical plate, the end part of the sliding plate is provided with a sliding block, the sliding block is inserted into the sliding groove to form a sliding structure, the spring is arranged between the sliding plate and the transverse plate, the top of the sliding plate is provided with the one-way plug, and the one-way plug is arranged at the tail part of the secretion collector;

the one-way plug is of a conical structure, the diameter of the bottom of the one-way plug is larger than the inner diameter of the tail part of the secretion collector;

a water vapor filter is connected between the outlet pipe and the negative pressure suction device;

the inlet pipe and the outlet pipe are inserted into the collecting bottle, the lengths of the inlet pipe and the outlet pipe are consistent, and the heights of the inlet pipe and the outlet pipe are not less than two thirds of the collected height;

the collecting bottle is a transparent glass bottle, and uniform scale marks are arranged on the surface of the collecting bottle;

the inner diameter of the collection hole on the surface of the secretion collector is not less than 5mm.

The utility model has the advantages that:

1. when the negative pressure aspirator stops working, the secretion in the inlet pipe can be effectively prevented from flowing back to the oral cavity;

2. the oral secretion can be completely collected, so that the suffocation risk is reduced;

3. convenient to use, easy operation.

Drawings

Fig. 1 is a front view of the anti-reverse suction oral cavity continuous negative pressure suction device of the present invention.

Fig. 2 is a schematic structural view of the anti-suck-back oral cavity continuous negative pressure suction device isolator of the present invention.

Fig. 3 is a schematic structural view of the anti-suck-back oral cavity continuous negative pressure suction device isolator of the utility model.

1. A secretion collector; 2. a one-way clutch; 3. feeding a pipe; 4. a sealing cover; 5. discharging a pipe; 6. a water vapor filter; 7. a negative pressure aspirator; 8. a collection bottle; 9. a one-way plug; 10. a slide plate; 11. a chute; 12. an L plate; 13. a spring.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in fig. 1, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

According to the illustrations of FIGS. 1-3: the utility model provides a prevent that suck-back oral cavity lasts negative pressure suction device includes: the secretion collecting device comprises a main body device, a suck-back prevention device and a negative pressure suction device 7, wherein the suck-back prevention device is communicated with the main body device, the main body device comprises a secretion collector 1, a collecting bottle 8 and a negative pressure suction device 7, a sealing cover 4 is arranged at the top of the collecting bottle 8, one end of an inlet pipe 3 is inserted into the sealing cover 4, the inlet pipe 3 penetrates through the sealing cover 4 and extends into the collecting bottle 8, the other end of the inlet pipe 3 is connected with the secretion collector 1, the end part of the secretion collector 1 is of a hollow sphere structure, a collecting hole is formed in the surface of the hollow sphere, the tail part of the secretion collector 1 is of a straight tube structure, one end of an outlet pipe 5 is inserted into the sealing cover 4, the outlet pipe 5 penetrates through the sealing cover 4 and extends into the collecting bottle 8, and the other end of the outlet pipe 5 is connected with the negative pressure suction device 7;

the anti-suck-back device comprises an isolator 2, a spring 13 and a one-way plug 9, wherein the isolator 2 is arranged between an inlet pipe 3 and a secretion collector 1, the inlet pipe 3 is inserted into the isolator 2, the tail part of the secretion collector 1 is inserted into the isolator 2, the secretion collector 1 and the inlet pipe 3 are symmetrically arranged, an L plate 12 is arranged in the isolator 2, the L plate 12 comprises a vertical plate and a transverse plate, the vertical plate is vertically arranged on the inner wall of the top of the isolator 2, the vertical plate vertically extends downwards, the transverse plate is vertically arranged on the side wall of the lower end of the vertical plate, the transverse plate is arranged under the secretion collector 1, a chute 11 is formed in the side wall of the vertical plate, a sliding plate 10 is vertically arranged on the side wall of the vertical plate, a sliding block is arranged at the end part of the sliding plate 10, the sliding block is inserted into the chute 11 to form a sliding structure, the spring 13 is arranged between the sliding plate 10 and the transverse plate, the top of the sliding plate 10 is provided with the one-way plug 9, and the one-way plug 9 is arranged at the tail part of the secretion collector 1;

the one-way plug 9 is of a conical structure, the diameter of the bottom of the one-way plug 9 is larger than the inner diameter of the tail part of the secretion collector 1, so that the tail part of the secretion collector 1 is plugged by the one-way plug 9;

a water vapor filter 6 is connected between the outlet pipe 5 and the negative pressure aspirator 7 to prevent water vapor from entering the negative pressure aspirator 7;

the inlet pipe 3 and the outlet pipe 5 are inserted into the collecting bottle 8, have consistent length and height not less than two thirds of the collected height;

the collecting bottle 8 is a transparent glass bottle, and uniform scale marks are arranged on the surface of the collecting bottle 8;

the inner diameter of the collection hole on the surface of the secretion collector 1 is not less than 5mm, so that blockage is prevented.

The principle of the utility model is as follows: when the anti-suck-back oral continuous negative pressure suction device is used in cooperation with a bronchoscope, the secretion collector 1 is placed in the oral cavity of a patient, the negative pressure suction device 7 forms negative pressure, the collecting bottle 8, the inlet pipe 3, the outlet pipe 5 and the isolator 2 are all sealed structures, so that the negative pressure drives the sliding plate 10 to compress the spring 13, the one-way plug 9 leaves the tail of the secretion collector 1, secretions in the oral cavity enter the secretion collector 1 through the collecting hole, flow into the inlet pipe 3 through the isolator 2 and finally enter the collecting bottle 8, when the negative pressure suction device 7 stops working suddenly, the negative pressure disappears, the spring 13 pushes the sliding plate 10, the one-way plug 9 plugs the tail of the secretion collector 1, the secretions in the inlet pipe 3 cannot be sucked backwards, and therefore the effects that the secretions in the inlet pipe 3 are effectively prevented from flowing backwards to the oral cavity, the secretions in the oral cavity are completely collected, the suffocation risk is reduced, the use is convenient, and the operation is simple.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides a prevent continuous negative pressure suction device in suck-back oral cavity which characterized in that: the secretion collecting device comprises a main body device, a suck-back prevention device and a negative pressure aspirator (7), wherein the suck-back prevention device is communicated with the main body device, the main body device comprises a secretion collector (1), a collecting bottle (8) and the negative pressure aspirator (7), a sealing cover (4) is arranged at the top of the collecting bottle (8), one end of an inlet pipe (3) is inserted into the sealing cover (4), the inlet pipe (3) penetrates through the sealing cover (4) and extends into the collecting bottle (8), the other end of the inlet pipe (3) is connected with the secretion collector (1), the end part of the secretion collector (1) is of a hollow sphere structure, a collecting hole is formed in the surface of the hollow sphere, the tail part of the secretion collector (1) is of a straight pipe structure, one end of an outlet pipe (5) is inserted into the sealing cover (4), the outlet pipe (5) penetrates through the sealing cover (4) and extends into the collecting bottle (8), and the other end of the outlet pipe (5) is connected with the negative pressure aspirator (7);

prevent suck-back device isolator (2), spring (13), one-way stopper (9), isolator (2) are arranged in and are advanced between pipe (3) and secretion collector (1), advance pipe (3) and insert and arrange in isolator (2), secretion collector (1) afterbody is inserted and is arranged in isolator (2), secretion collector (1) and advance pipe (3) symmetry and set up, set up L board (12) in isolator (2), L board (12) have riser and diaphragm to constitute, and the riser is arranged perpendicularly on isolator (2) top inner wall, and the vertical downwardly extending of riser, the riser is arranged perpendicularly on riser lower extreme lateral wall, and the diaphragm is arranged in under secretion collector (1), has seted up spout (11) on the riser lateral wall, and slide (10) are arranged perpendicularly on the riser lateral wall, slide (10) tip sets up the slider, and the slider is inserted and is arranged in spout (11), forms sliding construction, be provided with spring (13) between slide (10) and the diaphragm, and one-way stopper (10) top is provided with one-way stopper (9), and secretion collector (1) afterbody is arranged in.

2. The continuous negative pressure suction device in oral cavity for preventing back suction as claimed in claim 1, characterized in that: the one-way plug (9) is of a conical structure, and the diameter of the bottom of the one-way plug (9) is larger than the inner diameter of the tail part of the secretion collector (1).

3. The anti-suck-back oral cavity continuous negative pressure suction device as claimed in claim 1, wherein: a water vapor filter (6) is connected between the outlet pipe (5) and the negative pressure aspirator (7).

4. The anti-suck-back oral cavity continuous negative pressure suction device as claimed in claim 1, wherein: the inlet pipe (3) and the outlet pipe (5) are inserted into the collecting bottle (8) and have consistent length and height not less than two thirds of the collecting height.

5. The anti-suck-back oral cavity continuous negative pressure suction device as claimed in claim 1, wherein: the collecting bottle (8) is a transparent glass bottle, and the surface of the collecting bottle (8) is provided with uniform scale marks.

6. The anti-suck-back oral cavity continuous negative pressure suction device as claimed in claim 1, wherein: the inner diameter of a collecting hole on the surface of the secretion collector (1) is not less than 5mm.