CN110897741A

CN110897741A - Oral cavity cleaning and drainage equipment

Info

Publication number: CN110897741A
Application number: CN201911275104.2A
Authority: CN
Inventors: 徐昊; 赵保东; 刘钊
Original assignee: Affiliated Hospital of University of Qingdao
Current assignee: Affiliated Hospital of University of Qingdao
Priority date: 2019-12-12
Filing date: 2019-12-12
Publication date: 2020-03-24

Abstract

The invention belongs to the technical field of medical instruments in stomatology, and particularly relates to an oral cavity cleaning and drainage device which comprises a shell, a liquid inlet pipe, an inflation pipe and a flow guide pipe; one end of the shell is fixedly connected with an expansion head; one end of the expansion head, which is far away from the shell, is fixedly connected with an expansion bag; the expansion bag is made of soft silica gel material; a first cavity is formed in the expansion bag; an air outlet is formed in the first cavity at one side of the expansion bag, which is far away from the shell; the side surface of the expansion bag is provided with an adsorption hole; the adsorption holes are communicated with the flow guide pipe through a guide pipe inside the expansion bag; one end of the shell, which is close to the expansion head, is provided with a first groove; the surface of one side, close to the first groove, of the liquid inlet pipe is provided with liquid spraying holes which are uniformly distributed; a second groove is formed in one side, far away from the expansion head, of the shell; the invention is adhered to the side wall of the oral cavity through the deformation of the expansion bag, and the adsorption effect of the expansion bag and the cavity is enhanced through the adsorption holes, so that the cleaning liquid is prevented from entering the trachea and the esophagus of a patient.

Description

Oral cavity cleaning and drainage equipment

Technical Field

The invention belongs to the technical field of medical instruments in stomatology, and particularly relates to an oral cavity cleaning and drainage device.

Background

In oral surgery and oral care, the operation of cleaning the oral cavity is often needed to avoid the excessive bacteria in the oral cavity from affecting the operation, in the prior art, the cleaning of the cavity is generally realized by adopting a handheld liquid inlet pipe to wash the light inner wall of the oral cavity and collecting waste liquid through a flow guide pipe, so that most of the bacteria and impurities in the oral cavity are brought out of the oral cavity through cleaning liquid, but the manual cleaning is troublesome and the washing of the inner wall of the oral cavity is not uniform, and simultaneously, a patient needs to cooperate to enlarge the mouth during the washing, so that not only is the experience of the patient poor, but also the cleaning liquid is easy to splash out of the oral cavity after being impacted in the oral cavity, and under certain specific environments, such as the patient loses consciousness or the patient is in a paralytic unconscious state and can not be well matched, and the cleaning liquid is sprayed from the outer side to the, the cleaning liquid is easy to enter the trachea and the esophagus by mistake, which causes certain potential safety hazard.

An oral cavity drainage device and an oral cavity washing and drainage device which are issued by Chinese patent, patent No. 201811338209, the wide hair comprises an air bag, a first inflatable catheter communicated with the air bag, a tracheal catheter arranged in the air bag in a penetrating way, a water absorption catheter sleeved on the tracheal catheter, a drainage catheter communicated with the water absorption catheter and having negative pressure, a cuff sleeved on the tracheal catheter and used for being plugged into a trachea, and a second inflatable catheter communicated with the cuff; the cuff is used for plugging between the trachea and the tracheal catheter after being plugged into the trachea and inflated; the air bag is used for plugging the trachea and the esophagus after being plugged into the oral cavity and inflated; the two ends of the tracheal catheter and the water absorption catheter respectively extend out of the air bag; one end of the water absorption catheter is positioned in the oral cavity, and the other end of the water absorption catheter is positioned between the air bag and the cuff, so that the cleaning liquid and the secretion can be efficiently led out; can effectually prevent that the washing liquid from getting into in trachea and the esophagus, prevent that the secretion from getting into the trachea, the security is higher, but this equipment only carries out the shutoff through the gasbag inflation to trachea and esophagus when using, and the weeping phenomenon not only takes place very easily, when the patient exhales moreover, releases the gasbag outside the oral cavity very easily, and this scheme can not carry out the leak protection to the oral cavity outside simultaneously.

Disclosure of Invention

In order to make up for the defects of the prior art and solve the problems that a certain potential safety hazard is caused by the fact that a cleaning solution is easily introduced into a trachea and an esophagus by the oral cavity washing and drainage device in the prior art, and meanwhile, the cleaning solution is dripped out of the oral cavity through a lip gap in the cleaning process in the prior art to cause certain pollution, the invention provides the oral cavity washing and drainage device.

The technical scheme adopted by the invention for solving the technical problems is as follows: an oral cavity cleaning and drainage device comprises a shell, a liquid inlet pipe, an inflation pipe and a flow guide pipe; the shell is formed by splicing a soft silicone tube and a hard plastic tube; the liquid inlet pipe, the gas filling pipe and the flow guide pipe are all arranged in the shell; one end of the plastic pipe of the shell is fixedly connected with an expansion head; the upper half part of the expansion head is in a horn shape design, and the lower half part of the expansion head is in a plane design; one end of the expansion head, which is far away from the shell, is fixedly connected with an expansion bag; the expansion bag is made of soft silica gel material; a first cavity is formed in the expansion bag; the first cavity is communicated with the inflation tube; the center of the surface of one side, away from the shell, of the expansion bag in the first cavity is provided with air outlet holes which are uniformly distributed; the expansion bag is positioned on the circumferential side surface and is provided with adsorption holes which are uniformly distributed; the adsorption holes are communicated with the flow guide pipe through a guide pipe inside the expansion bag; the interior of the flow guide pipe is provided with negative pressure; one end of the shell, which is close to the expansion head, is provided with a first groove; the surface of one side, close to the first groove, of the liquid inlet pipe is provided with liquid spraying holes which are uniformly distributed; the liquid spraying holes are all designed to incline towards one side far away from the expansion head; a second groove is formed in one side, far away from the expansion head, of the shell; the guide pipe is positioned in the second groove and provided with an opening;

when the cleaning drainage device works, the cleaning drainage device is placed into the oral cavity of a patient from one side of the plane of the expansion head to the tongue until the expansion head is close to the outer side of the uvula, the device is started to control the inflation tube to inflate the first cavity, gas in the first cavity is gradually increased, so that the expansion bag expands, when the expansion bag contacts the oral cavity wall, the adsorption holes are communicated with the flow guide tube through the guide tube, negative pressure is formed in the flow guide tube, the expansion bag is adsorbed on the oral cavity side wall and the tongue root part through the side adsorption holes, a barrier is formed to block a passage between the oral cavity and the throat, the liquid inlet tube sprays cleaning liquid on the oral cavity wall, and when the cleaning liquid contacts the oral cavity wall, the oral cavity bacteria and sundries are washed, and the cleaning liquid is discharged out of the oral cavity through the flow guide; the expansion head is designed in a plane type on the lower surface, so that the expansion head is matched with the shell to press the tongue in the lower gum, the tongue is prevented from creeping to extrude the expansion head, a gap between the collision head and the oral cavity side wall is enlarged, meanwhile, the adsorption holes are uniformly arranged on the side wall of the expansion bag, when the expansion bag is contacted with the oral cavity side wall, the adsorption holes contacted with the oral cavity side wall are adsorbed on the oral cavity side wall to form barriers, the cleaning fluid is prevented from entering the esophagus or trachea of a patient to cause discomfort of the patient, meanwhile, in the adsorption holes not contacted with the oral cavity side wall, the adsorption holes positioned on one side of the expansion bag close to the expansion head can drain the cleaning fluid close to the expansion head into the flow guide pipe, the isolation effect of the expansion bag is enhanced, the cleaning fluid is prevented from flowing into the air cavity along the expansion bag and the oral cavity side wall to cause cough reaction of the patient and cause certain potential safety hazard, and meanwhile, the reinforcing device is comfortable to use, and the adsorption hole can also cooperate the venthole to reach the effect of supplementary patient's breathing simultaneously, and the protection patient causes stifling because of the nasal obstruction.

Preferably, the outer side of the shell is slidably connected with a tooth socket; the tooth socket is provided with an arc-shaped groove matched with the tooth arrangement shape; a second cavity is formed in the tooth socket; the second cavity is communicated with a liquid inlet pipe through a conduit; the arc-shaped groove is internally provided with evenly distributed liquid spraying openings; the liquid spraying ports are communicated with the second cavity; the inner surface of the arc-shaped groove is fixedly connected with soft brushes which are uniformly distributed; when the device is placed in an oral cavity, the upper and lower teethridge are occluded in the arc-shaped groove, after the liquid inlet pipe is communicated, liquid enters the second cavity along the guide pipe, cleaning liquid is sprayed on the gum and the tooth surface through the liquid spraying port formed in the second cavity, the gum and the tooth surface are cleaned, meanwhile, the liquid spraying port drives the soft hairbrush to scrape and rub the tooth surface when spraying the cleaning liquid, the inner side of the tooth which is easy to ignore in normal cleaning is effectively hung and increased, the cleaning effect is enhanced, meanwhile, the tooth socket can form sealing through the contact of the lips and the outer wall of the tooth socket, the cleaning liquid is prevented from dropping outside the oral cavity along the gap between the lips and the shell, the pollution to the outside is caused, meanwhile, the cleaning liquid flows to the inner side of the oral cavity along the tooth socket and impacts the cleaning liquid sprayed from the liquid spraying port, and the cleaning liquid flow in the oral cavity can be stirred, the cleaning liquid is agitated in the oral cavity, so that the cleaning work of the oral cavity is smoother.

Preferably, the air outlet and the adsorption hole are both conical holes; the conical tip of the air outlet hole faces the outer side of the first cavity, and the conical tip of the adsorption hole faces the inner part of the expansion head; when the mouth cavity expansion bag works, the adsorption holes are designed in a conical shape, the conical shape faces the interior of the expansion bag, the suction effect of negative pressure on the side wall of the mouth cavity can be effectively relieved, the situation that the negative pressure in the diversion pipe is too strong is avoided, certain damage is caused to the side wall of the mouth cavity when the adsorption holes are adsorbed on the side wall of the mouth cavity, meanwhile, the adsorption holes are designed inwards, the hole diameter of the adsorption holes at the outer side of the expansion bag is larger, cleaning liquid and light secretion can be better sucked, the sealing effect of the expansion bag is better, the gas in the first cavity flows out more slowly due to the conical design of the air outlet holes, the phenomenon that a large amount of gas in the first cavity flows out is avoided, the expansion bag is contracted; inflation bag elasticity material cooperation venthole simultaneously, when the trachea exhale and breathe in, the inflation bag is strikeed to the air current, make inflation bag be close to throat one side surface and take place deformation, thereby will expand the bag to the direction extrusion opposite with throat during expiration makes the venthole opening reduce, make out the interior gas outflow volume of first cavity and reduce, thereby will expand the bag and extrude with the inflation head outwards when avoiding exhaling, make inflation bag and oral cavity lateral wall gap increase, when breathing in, it will expand the bag to attract to the throat direction to form the negative pressure in the throat, thereby make more complete that the venthole was opened, make the air current conveniently get into the throat and breathe the effect.

Preferably, one side of the tooth socket, which is close to the expansion head, is fixedly connected with an air bag; a first sliding groove is formed in the side wall of the second groove; a sliding plate is connected in the first sliding chute in a sliding manner; the air bag is communicated with the first chute through a guide pipe; a miniature vibration motor is arranged on one side, close to the expansion head, of the first chute of the shell; the micro vibration motor switch is connected with the sliding plate; when the cleaning liquid sprayer works, cleaning liquid is sprayed to the inner wall of the oral cavity through the liquid spraying hole, the cleaning liquid sprayed on the light side wall of the mouth cleans the surface of the oral cavity and then gathers inside the oral cavity, when the liquid level continuously rises, the pressure in the oral cavity gradually increases, on one hand, the expanded bag is squeezed towards the inner part of the throat by the increased pressure, the anti-leakage effect is enhanced, on the other hand, the increased pressure is matched with the cleaning liquid flow to squeeze the air bag, when the air bag leads the internal gas into the first chute through the guide pipe, the sliding plate in the first chute moves towards one end far away from the air bag under the squeezing of the air flow, so that the closed second groove is opened, the cleaning liquid gathered in the oral cavity and sundries mixed in the cleaning liquid are led out of the oral cavity through the guide pipe, when the second groove is opened by the sliding plate, the liquid flow is quickly led to flow into the guide pipe by the suction, the auxiliary sliding plate continuously slides towards one end far away from the air bag, so that a switch of the micro vibration motor is extruded, the micro vibration motor sends vibration, the vibration is transmitted into cleaning liquid through the shell, the cleaning liquid is vibrated, the cleaning effect is enhanced, meanwhile, the shell is tightly attached to the tongue, the vibrating shell also has a massaging effect on the tongue, weak displacement is generated between the shell and the tongue, the tongue coating on the surface of the tongue can be effectively cleaned, meanwhile, the cleaning liquid is continuously introduced into the oral cavity, the cleaning liquid is set to be discharged when the liquid level rises to a certain height, the cleaning liquid can have sufficient time to enable the inner wall of the oral cavity to be soaked in the cleaning liquid, bacteria and impurities in the oral cavity are completely dissolved by the cleaning liquid, and the cleaning and the disinfection of the oral cavity are completed.

Preferably, a second sliding groove is formed in the surface of one side, close to the shell, of the expansion head; the second sliding chutes are all arranged towards the upper wall of the oral cavity in an inclined way; the second chute is communicated with the cavity of the expansion bag; a one-way nozzle is fixedly connected in the second chute; when the air pipe works, the air pipe enables the expansion bag to deform when exhaling, so that the diameter of the air outlet hole is reduced, and the air in the first cavity is increased. The one-way shower nozzle of second spout extrusion is made to first cavity internal pressure increase messenger, and make its inflation, thereby outwards spout gas through the second spout, it makes to spill over partial second spout when oral cavity liquid level, the air current is when the blowout, because the setting of second spout slope, make the air current drive the liquid stream and strike, play and strike the liquid stream, produce the effect of regularly swashing to oral cavity washing liquid, it is more thorough to make the washing liquid to abluent such as impurity of adhesion on the oral cavity lateral wall, simultaneously the setting of second spout and one-way shower nozzle can also pressurize oral cavity inside when the cleaning work finishes, supplementary washing liquid passes through the water conservancy diversion pipe and discharges the oral cavity outside, and carry out certain drying process to the oral cavity, make the cleaning work accomplish the back, the patient oral cavity washs dry and comfortable more.

Preferably, a silica gel pad is fixedly connected to one side of the shell, which is close to the tooth socket and is far away from the expansion head; the surface of the silica gel pad is provided with uniformly distributed negative pressure holes; the negative pressure hole is communicated with the flow guide pipe through a guide pipe; the during operation, paste the silica gel pad at the lip outer wall before the washing work begins, open the honeycomb duct back, negative pressure plays the adsorption through the negative pressure pore pair lip outside in the honeycomb duct, with the automatic laminating of silica gel pad at the lip outer wall, can prevent oral cavity washing liquid outwards to permeate when wasing the oral cavity effectively, and the gap through the lip flows, the drippage is on patient's clothing, the silica gel pad passes through the negative pressure pore and closely laminates at least in, the drainage can also be collected to a small amount of liquid that oozes in the negative pressure pore that distributes the position was opened and shut to the lip, make liquid all carry out centralized processing through the honeycomb duct, just, exempt from the washing liquid parcel to hold the oral cavity bacterium and expose in the air, cause the diffusion of bacterium.

The invention has the following beneficial effects:

1. according to the oral cavity cleaning and drainage equipment, the expansion head, the expansion bag, the inflation tube and the adsorption hole are arranged, the inflation tube inflates the first cavity in the expansion bag to enable the expansion bag to be expanded to be tightly attached to the side wall of the oral cavity, the adsorption effect is enhanced by conducting the adsorption hole with the flow guide tube, most of gaps between the oral cavity and the throat are blocked, meanwhile, the blocking effect of the expansion bag is enhanced by utilizing the drainage effect of the adsorption hole which is not in contact with the inner wall of the oral cavity, and the phenomenon that cleaning liquid in the oral cavity enters the esophagus or the trachea to cause discomfort of a patient to a certain degree can be effectively avoided.

2. According to the oral cavity cleaning and drainage equipment, the tooth socket, the liquid spraying opening and the brush are arranged, so that cleaning liquid in the liquid inlet pipe can flush teeth through the liquid spraying opening, meanwhile, the tooth socket is matched with the silica gel pad to form double sealing on the oral cavity, and the cleaning liquid can be effectively prevented from flowing out through the gap of the lips in the cleaning process to cause the pollution of bacteria wrapped by the cleaning liquid on the external part of the oral cavity.

Drawings

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

FIG. 1 is a front view of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is an enlarged view of a portion of FIG. 2 at B;

FIG. 5 is a cross-sectional view of the housing;

in the figure: the device comprises a shell 1, a liquid inlet pipe 2, an inflation pipe 3, a flow guide pipe 4, an inflation head 5, an inflation bag 51, a first cavity 52, an air outlet 53, an adsorption hole 54, a first groove 11, a second groove 12, a liquid spraying hole 21, a tooth socket 6, an arc-shaped groove 61, a second cavity 62, a liquid spraying port 63, an air bag 7, a first sliding groove 71, a sliding plate 72, a micro vibration motor 73, a second sliding groove 8, a one-way nozzle 81, a silica gel pad 9 and a negative pressure hole 91.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 5, the oral cavity cleaning and drainage device of the present invention comprises a housing 1, a liquid inlet pipe 2, an air charging pipe 3 and a fluid guide pipe 4; the shell 1 is formed by splicing a soft silicone tube and a hard plastic tube; the liquid inlet pipe 2, the gas filling pipe 3 and the flow guide pipe 4 are all arranged in the shell 1; one end of the plastic pipe of the shell 1 is fixedly connected with an expansion head 5; the upper half part of the expansion head 5 is in a horn shape design, and the lower half part of the expansion head is in a plane design; one end of the expansion head 5, which is far away from the shell 1, is fixedly connected with an expansion bag 51; the expansion bag 51 is made of soft silica gel material; a first cavity 52 is formed inside the expansion bag 51; the first cavity 52 is communicated with the inflation tube 3; the center of the surface of one side of the expansion bag 51, which is far away from the shell 1, in the first cavity 52 is provided with air outlet holes 53 which are uniformly distributed; the expansion bag 51 is provided with adsorption holes 54 uniformly distributed on the circumferential side surface; the adsorption hole 54 is communicated with the draft tube 4 through a conduit inside the expansion bag 51; the inside of the draft tube 4 is provided with negative pressure; a first groove 11 is formed in one end, close to the expansion head 5, of the shell 1; the surface of one side of the liquid inlet pipe 2, which is close to the first groove 11, is provided with liquid spraying holes 21 which are uniformly distributed; the liquid spraying holes 21 are all designed to incline towards one side far away from the expansion head 5; a second groove 12 is formed in one side, far away from the expansion head 5, of the shell 1; the draft tube 4 is positioned in the second groove 12 and provided with an opening;

when the device works, the cleaning drainage device is placed into the oral cavity of a patient from the plane side of the expansion head 5 to the tongue until the expansion head 5 is close to the outer side of the uvula, the device is started to control the inflation tube 3 to inflate the first cavity 52, the gas in the first cavity 52 is gradually increased to expand the expansion bag 51, when the expansion bag 51 contacts the oral cavity wall, the adsorption hole 54 is communicated with the flow guide tube 4 through the guide tube and negative pressure is formed in the flow guide tube 4, so that the expansion bag 51 is adsorbed on the oral cavity wall and the root of the tongue through the side adsorption hole 54 to form a barrier to block the passage of the oral cavity and the throat, the liquid inlet tube 2 sprays cleaning liquid on the oral cavity wall, and when the cleaning liquid contacts the oral cavity wall, the oral cavity bacteria and sundries are washed away, and the oral cavity is discharged out of the oral cavity through the flow guide tube 4 under the; the lower surface of the expansion head 5 is designed in a planar mode, the expansion head 5 is enabled to be matched with the shell 1 to press the tongue in the lower gum, the tongue is prevented from creeping to extrude the expansion head 5, gaps between the collision head and the oral cavity side wall are enabled to be enlarged, meanwhile, the adsorption holes 54 are uniformly arranged on the side wall of the expansion bag 51, when the expansion bag 51 contacts the oral cavity side wall, the adsorption holes 54 in contact with the oral cavity side wall are adsorbed on the oral cavity side wall to form obstacles, cleaning liquid is prevented from entering the esophagus or trachea of a patient to cause discomfort of the patient, meanwhile, the adsorption holes 54 which are not in contact with the oral cavity side wall are arranged in the expansion bag 51, the adsorption holes 54 which are positioned on one side of the expansion bag 51 close to the expansion head 5 can drain the cleaning liquid close to the expansion head 5 into the flow guide pipe 4, the isolation effect of the expansion bag 51 is enhanced, the phenomenon that the cleaning liquid flows into an air cavity along the expansion bag 51 and the oral cavity side wall to cause Liquid is drained to the drainage tube 4, the use comfort of the device is enhanced, and meanwhile, the adsorption holes 54 can also be matched with the air outlet holes 53 to achieve the effect of assisting the breathing of a patient, so that the patient is protected from suffocation caused by nasal blockage.

As an embodiment of the invention, a tooth socket 6 is connected outside the shell 1 in a sliding way; the tooth socket 6 is provided with an arc-shaped groove 61 matched with the tooth arrangement shape; a second cavity 62 is formed inside the tooth socket 6; the second cavity 62 is communicated with the liquid inlet pipe 2 through a conduit; the arc-shaped groove 61 is internally provided with evenly distributed liquid spraying openings 63; the liquid spraying ports 63 are communicated with the second cavity 62; the inner surface of the arc-shaped groove 61 is fixedly connected with soft brushes which are uniformly distributed; when the device is placed in an oral cavity, the upper and lower teethridge are occluded in the arc-shaped groove 61, after the liquid inlet pipe 2 is conducted, liquid enters the second cavity 62 along the guide pipe, cleaning liquid is sprayed on the surfaces of gum and teeth through the liquid spraying port 63 formed in the second cavity 62, the gum and the surfaces of the teeth are cleaned, meanwhile, the liquid spraying port 63 drives the soft hairbrush to scrape and rub the surfaces of the teeth when spraying the cleaning liquid, so that the inner sides of the teeth which are easy to ignore in normal cleaning are effectively hung and increased, the cleaning effect is enhanced, meanwhile, the tooth socket 6 can be sealed through the contact between lips and the outer wall of the tooth socket 6, the cleaning liquid is prevented from dropping outside the oral cavity along the gap between the lips and the shell 1 to cause pollution to the outside, meanwhile, the cleaning liquid flows to the inner side of the oral cavity along the tooth socket 6 and impacts the cleaning liquid sprayed outside through the liquid spraying port 63, the cleaning liquid flow in the oral cavity can be stirred, so that the cleaning liquid is stirred in the oral cavity, and the cleaning work of the oral cavity is smoother.

As an embodiment of the present invention, the air outlet 53 and the adsorption hole 54 are both tapered holes; the conical tip of the air outlet hole 53 faces the outer side of the first cavity 52, and the conical tip of the adsorption hole 54 faces the inner part of the expansion head 5; when the device works, the adsorption holes 54 are designed in a conical shape and face the interior of the expansion bag 51, so that the suction effect of negative pressure on the oral cavity side wall can be effectively relieved, the situation that the negative pressure in the draft tube 4 is too strong is avoided, the adsorption holes 54 cause certain damage to the oral cavity side wall when adsorbed on the oral cavity side wall, meanwhile, the adsorption holes 54 are designed inwards, the adsorption holes 54 are positioned on the outer side of the expansion bag 51, the hole diameter is larger, cleaning liquid and light secretion can be better sucked, the sealing effect of the expansion bag 51 is better, the gas in the first cavity 52 flows out more slowly due to the conical design of the air outlet holes 53, the situation that a large amount of gas in the first cavity 52 flows out to cause the contraction of the expansion bag 51 is avoided, and the adsorption effect between the expansion bag 51; inflation bag 51 elasticity material cooperation venthole 53 simultaneously, when the trachea exhale and inhale, the air current strikes inflation bag 51, make inflation bag 51 be close to throat one side surface and take place deformation, thereby will expand bag 51 to the direction extrusion opposite with the throat during expiration makes venthole 53 opening reduce, make out the interior gas outflow volume of first cavity 52 and reduce, thereby will expand bag 51 and 5 outside extrusions of inflation head when avoiding exhaling, make inflation bag 51 and oral cavity lateral wall gap increase, when breathing in, the throat forms the negative pressure and attracts inflation bag 51 to throat direction, thereby make more complete that venthole 53 opened, make the air current conveniently get into the throat and breathe the effect.

As an embodiment of the invention, an air bag 7 is fixedly connected to one side of the tooth socket 6 close to the expansion head 5; a first sliding groove 71 is formed in the side wall of the second groove 12; a sliding plate 72 is slidably connected in the first sliding groove 71; the air bag 7 is communicated with the first chute 71 through a conduit; a micro vibration motor 73 is arranged on one side, close to the expansion head 5, of the first chute 71 of the shell 1; the micro-vibration motor 73 is connected with the sliding plate 72; when the oral cavity cleaning device works, cleaning liquid is sprayed to the inner wall of the oral cavity through the liquid spraying holes 21, the cleaning liquid sprayed on the light side wall of the mouth cleans the surface of the oral cavity and then gathers in the oral cavity, when the liquid level continuously rises, the pressure in the oral cavity gradually increases, on one hand, the expanded bag 51 is extruded to the inner part of the throat by the increased pressure, the liquid leakage prevention effect is enhanced, on the other hand, the increased pressure is matched with the cleaning liquid flow to extrude the air bag 7, when the air bag 7 leads the internal gas into the first chute 71 through the guide pipe, the sliding plate 72 in the first chute 71 moves to the end far away from the air bag 7 under the extrusion of the air flow, so that the closed second groove 12 is opened, the cleaning liquid gathered in the oral cavity and sundries mixed in the cleaning liquid are led out of the oral cavity through the flow guide pipe 4, when the sliding plate 72 opens the second groove, the presence of negative pressure and water pressure in the duct 4 causes the flow to press the sliding plate 72 as it passes through the second groove 12, so that the auxiliary sliding plate 72 continuously slides to the end far away from the air bag 7 to press the switch of the micro vibration motor, the micro vibration motor generates vibration and transmits the vibration to the cleaning liquid through the shell 1, the cleaning liquid is vibrated to enhance the cleaning effect, meanwhile, as the shell 1 is tightly attached to the tongue, the vibrating shell 1 also has the function of massaging the tongue, so that the shell 1 and the tongue generate weak displacement, the tongue coating on the surface of the tongue can be effectively cleaned, meanwhile, the cleaning liquid is continuously introduced into the oral cavity, and the liquid level is set to be discharged when rising to a certain height, the cleaning liquid has enough time to soak the inner wall of the cavity in the cleaning liquid, so that the cleaning liquid can completely dissolve bacteria and impurities in the oral cavity, thereby completing the cleaning and disinfection of the oral cavity.

As an embodiment of the invention, a second chute 8 is formed on the surface of the expansion head 5 close to one side of the shell 1; the second sliding chutes 8 are all arranged towards the upper wall of the oral cavity in an inclined way; the second chute 8 is communicated with the cavity of the expansion bag 51; a one-way nozzle 81 is fixedly connected in the second chute 8; when the air pipe works, the air pipe makes the expansion bag 51 deform during the exhalation action, so that the diameter of the air outlet hole 53 is reduced, and the air in the first cavity 52 is increased. Pressure increase makes and extrudes one-way shower nozzle 81 through second spout 8 in first cavity 52, and make its inflation, thereby pass through second spout 8 outwards blowout with gas, make when the oral cavity liquid level crosses partial second spout 8 messenger, the air current is when the blowout, because the setting of 8 slopes of second spout, make the air current drive the liquid stream and strike, play the impact liquid stream, produce the effect of regularly swashing to the oral cavity washing liquid, make the washing liquid to abluent more thoroughly such as the impurity of adhesion on the oral cavity lateral wall, simultaneously second spout 8 and one-way shower nozzle 81's setting can also pressurize oral cavity inside when the cleaning work finishes, supplementary washing liquid passes through honeycomb duct 4 and discharges the oral cavity outside, and carry out certain drying process to the oral cavity, make the cleaning work accomplish the back, the patient's oral cavity washs dry and comfortable more.

As an embodiment of the invention, a silica gel pad 9 is fixedly connected to one side of the shell 1, which is close to the tooth socket 6 and is far away from the expansion head 5; the surface of the silica gel pad 9 is provided with uniformly distributed negative pressure holes 91; the negative pressure hole 91 is communicated with the draft tube 4 through a guide tube; the during operation, paste silica gel pad 9 at the lip outer wall before the cleaning operation begins, open honeycomb duct 4 back, the negative pressure plays the adsorption to the lip outside through negative pressure hole 91 in honeycomb duct 4, with the automatic laminating of silica gel pad 9 at the lip outer wall, can prevent oral cavity washing liquid outwards to permeate when wasing the oral cavity effectively, and the gap through the lip flows, the drippage is on patient's clothing, silica gel pad 9 is through negative pressure hole 91 and the inseparable laminating of least in, the distribution can also collect the drainage to a small amount of liquid that oozes at the negative pressure hole 91 that the lip opened and shut the position, make liquid all carry out centralized processing through honeycomb duct 4, just exempt from washing liquid parcel to hold the oral cavity bacterium and expose in the air, cause the diffusion of bacterium.

The specific working process is as follows:

when the device works, the cleaning drainage device is placed into the oral cavity of a patient with the plane side of the expansion head 5 facing the tongue until the expansion head 5 is close to the outer side of the uvula, the device is started to control the inflation tube 3 to inflate the first cavity 52, the gas in the first cavity 52 is gradually increased to expand the expansion bag 51, when the expansion bag 51 contacts the oral wall, the adsorption hole 54 is communicated with the flow guide tube 4 through the conduit and negative pressure is arranged in the flow guide tube 4, so that the expansion bag 51 is adsorbed on the oral wall and the root of the tongue through the side adsorption hole 54 to form a barrier to block the passage between the oral cavity and the throat, the oral cavity is closed at the moment, teeth are occluded in the tooth socket 6, the silicon pad 9 is attached to the outer part of the lips, the liquid inlet tube 2 is conducted, cleaning liquid in the liquid inlet tube 2 is sprayed in the cavity and the arc-shaped groove 61 of the tooth socket 6 through the liquid spray hole 21 and the liquid spray port 63, thereby squeezing the air bag 7 to slide the sliding plate 72, further opening the flow guide tube 4 to discharge the cleaning liquid and the bacteria and impurities entrapped in the cleaning liquid, thereby completing the cleaning of the oral cavity.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An oral cavity cleaning drainage equipment which characterized in that: comprises a shell (1), a liquid inlet pipe (2), an air charging pipe (3) and a flow guide pipe (4); the shell (1) is formed by splicing a soft silicone tube and a hard plastic tube; the liquid inlet pipe (2), the gas filling pipe (3) and the flow guide pipe (4) are all arranged in the shell (1); one end of the plastic pipe of the shell (1) is fixedly connected with an expansion head (5); the upper half part of the expansion head (5) is designed in a horn shape, and the lower half part of the expansion head is designed in a plane shape; one end of the expansion head (5) far away from the shell (1) is fixedly connected with an expansion bag (51); the expansion bag (51) is made of soft silica gel material; a first cavity (52) is formed in the expansion bag (51); the first cavity (52) is communicated with the inflation tube (3); the center of the surface of one side, away from the shell (1), of the expansion bag (51) in the first cavity (52) is provided with air outlet holes (53) which are uniformly distributed; the expansion bag (51) is provided with adsorption holes (54) which are uniformly distributed on the circumferential side surface; the adsorption hole (54) is communicated with the draft tube (4) through a conduit inside the expansion bag (51); the inside of the draft tube (4) is provided with negative pressure; a first groove (11) is formed in one end, close to the expansion head (5), of the shell (1); the surface of one side, close to the first groove (11), of the liquid inlet pipe (2) is provided with liquid spraying holes (21) which are uniformly distributed; the liquid spraying holes (21) are all designed to incline towards one side far away from the expansion head (5); a second groove (12) is formed in one side, far away from the expansion head (5), of the shell (1); the draft tube (4) is positioned in the second groove (12) and is provided with an opening.

2. The oral cleaning and drainage apparatus of claim 1, wherein: a tooth socket (6) is connected to the outer side of the shell (1) in a sliding manner; the tooth socket (6) is provided with an arc-shaped groove (61) matched with the tooth arrangement shape; a second cavity (62) is formed in the tooth socket (6); the second cavity (62) is communicated with the liquid inlet pipe (2) through a conduit; the arc-shaped groove (61) is internally provided with evenly distributed liquid spraying openings (63); the liquid spraying ports (63) are communicated with the second cavity (62); the inner surface of the arc-shaped groove (61) is fixedly connected with soft brushes which are uniformly distributed.

3. The oral cleaning and drainage apparatus of claim 1, wherein: the air outlet hole (53) and the adsorption hole (54) are both conical holes; the conical tip of the air outlet hole (53) faces the outer side of the first cavity (52), and the conical tip of the adsorption hole (54) faces the inner part of the expansion head (5).

4. The oral cleaning and drainage apparatus of claim 1, wherein: one side of the tooth socket (6) close to the expansion head (5) is fixedly connected with an air bag (7); a first sliding groove (71) is formed in the side wall of the second groove (12); a sliding plate (72) is connected in the first sliding groove (71) in a sliding manner; the air bag (7) is communicated with the first chute (71) through a guide pipe; a miniature vibration motor (73) is arranged on one side, close to the expansion head (5), of the first sliding groove (71) of the shell (1); the micro-vibration motor (73) switch is connected with the sliding plate (72).

5. The oral cleaning and drainage apparatus of claim 1, wherein: a second sliding groove (8) is formed in the surface of one side, close to the shell (1), of the expansion head (5); the second sliding chutes (8) are all arranged obliquely towards the upper wall of the oral cavity; the second chute (8) is communicated with the cavity of the expansion bag (51); and a one-way spray head (81) is fixedly connected in the second sliding groove (8).

6. The oral cleaning and drainage apparatus of claim 1, wherein: a silica gel pad (9) is fixedly connected to one side of the shell (1), which is close to the tooth socket (6) and is far away from the expansion head (5); the surface of the silica gel pad (9) is provided with negative pressure holes (91) which are uniformly distributed; the negative pressure hole (91) is communicated with the guide pipe (4) through a guide pipe.