CN114404089B - Stomatology negative pressure device convenient to attach to tooth tissue - Google Patents
Stomatology negative pressure device convenient to attach to tooth tissue Download PDFInfo
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- CN114404089B CN114404089B CN202210162448.8A CN202210162448A CN114404089B CN 114404089 B CN114404089 B CN 114404089B CN 202210162448 A CN202210162448 A CN 202210162448A CN 114404089 B CN114404089 B CN 114404089B
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- negative pressure
- cavity
- pull rod
- rack
- pressure cavity
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C17/00—Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle
- A61C17/06—Saliva removers; Accessories therefor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention discloses an stomatology negative pressure device convenient to attach to dental tissues, which belongs to the field of stomatology treatment and comprises a negative pressure cavity, wherein a liquid outlet cavity is arranged at the lower end part of the negative pressure cavity, the liquid outlet cavity is communicated with the negative pressure cavity, a piston plate is movably connected to the cavity of the negative pressure cavity, a driving rack is arranged at the upper end part of the piston plate, a transmission pull rod is symmetrically inserted at the left end part and the right end part of the piston plate, an arc plate is arranged at the lower end part of the transmission pull rod, a scraping plate is arranged at the outer side of the arc plate, a filter plate is arranged at the inner side of the adjacent arc plate, a blocking end is arranged at the lower end part of the filter plate, a driven rack is arranged at the upper end part of the transmission pull rod, a transmission gear is arranged between the driven rack and the driving rack, the driven rack, the driving rack and the transmission gear are meshed, a fixed sleeve is fixedly arranged on the negative pressure cavity, and a reset spring is arranged inside the fixed sleeve, and the transmission pull rod is movably inserted inside the fixed sleeve. The invention has high degree of automation, can clean the accumulated liquid only by controlling the air pressure, does not need any other control element, and improves the utilization rate of resources.
Description
Technical Field
The invention relates to the field of stomatology treatment, in particular to an stomatology negative pressure device convenient to be attached to dental tissues.
Background
The negative pressure drainage device for oral cavity is a common device in the field of medical equipment in stomatology, when medical staff in stomatology treat dental diseases or wash teeth for patients, a treatment device spray head can spray a lot of water, mixed saliva is accumulated in the oral cavity, and the patients need to repeatedly spit out the water and saliva in the oral cavity to cooperate with the treatment of the medical staff. The negative pressure wound surface treatment technology is a new technology developed in recent years for treating wound surfaces, which uses a biological semipermeable membrane to seal open wound surfaces, uses a special negative pressure machine to generate certain negative pressure, and acts on the wound surfaces after debridement through a drainage tube and dressing.
The existing negative pressure device for stomatology is inconvenient to collect and treat effusion when performing negative pressure suction treatment, and adopts other equipment for assistance, so that the input cost of negative pressure equipment is increased, the operation steps are complex, and the treatment efficiency of doctors is reduced. In view of this, we propose an stomatology negative pressure device that is convenient to attach to the dental tissue.
Disclosure of Invention
1. Technical problem to be solved
The invention aims to solve the technical problems of providing the stomatology negative pressure device which is convenient to be attached to dental tissues, and can effectively solve the problems that the existing stomatology negative pressure device is inconvenient to collect and treat effusion when carrying out negative pressure suction treatment, other equipment is adopted for assistance, the input cost of negative pressure equipment is increased, the operation steps are complicated, and the treatment efficiency of doctors is reduced.
2. Technical proposal
In order to solve the problems, the invention adopts the following technical scheme:
the utility model provides a department of stomatology negative pressure device convenient to adhere to tooth tissue, includes the negative pressure cavity, the tip is equipped with out the liquid chamber under the negative pressure cavity, go out liquid chamber and negative pressure cavity inner chamber and communicate with each other, it is equipped with the direction boss to go out liquid chamber upper end, it is equipped with the negative pressure connecting pipe to lead to the boss upper end, it is equipped with the drain pipe to go out liquid chamber lower extreme, negative pressure cavity inner chamber swing joint has the piston board, piston board upper end is equipped with the initiative rack, piston board left and right sides tip symmetry has pegged graft the drive pull rod, the drive pull rod lower extreme is equipped with the arc, the arc outside is equipped with the scraper blade, adjacent the arc inboard is equipped with the filter plate, the tip is equipped with the jam end under the filter plate, drive pull rod upper end is equipped with driven rack, be equipped with drive gear between driven rack and the initiative rack, driven rack and drive gear all mesh, and driven rack are parallel to each other, fixed cover is equipped with inside the reset spring on the negative pressure cavity, the drive pull rod activity is pegged graft in fixed cover inside.
Preferably, the lower end part of the negative pressure cavity is provided with a suction pipe, and the suction pipe and the negative pressure connecting pipe are communicated with the inner cavity of the negative pressure cavity.
Preferably, the outer diameter of the piston plate is equal to the inner diameter of the negative pressure cavity, and a fixed block for movably connecting the piston plate is arranged on the negative pressure cavity.
Preferably, the driving rack is arranged between adjacent driven racks, and the center line of the driving rack is collinear with the center of the negative pressure cavity.
Preferably, the caliber of the upper end part of the liquid outlet cavity is smaller than the outer diameter of the blocking end head, and the blocking end head is arranged in the inner cavity of the liquid outlet cavity.
Preferably, the caliber of the upper end part of the liquid outlet cavity is smaller than the outer diameter of the blocking end head, and the blocking end head is arranged in the inner cavity of the liquid outlet cavity.
Preferably, the section of the transmission pull rod is circular, and a sealing ring is arranged between the transmission pull rod and the piston plate.
Preferably, the driving rack, the driven rack and the transmission gear are all arranged above the piston plate.
3. Advantageous effects
(1) According to the invention, the transmission gear, the driving rack, the driven rack, the piston plate, the transmission pull rod, the arc plate and the filter plate are arranged, the outer end part of the negative pressure connecting pipe is connected with the air pump, the air pump is used for pumping the negative pressure cavity, so that the piston plate can move upwards from below in the negative pressure cavity, the accumulated liquid is sucked into the negative pressure cavity through the suction pipe, when the accumulated liquid in the negative pressure cavity is cleaned, the driving rack on the piston plate can be inserted between adjacent transmission gears by increasing the pressure of the air pump, the transmission gear is rotated by the meshing action of the driving rack and the transmission gear, the driven rack is driven to move downwards from top to bottom, the reset spring is compressed, the blocking end head is separated from the upper port of the liquid outlet cavity, the accumulated liquid can be automatically discharged into the liquid outlet cavity through the through hole on the filter plate, the accumulated liquid can be discharged through the liquid outlet pipe at the lower end part of the liquid outlet cavity, the automatic degree is high, the accumulated liquid can be cleaned only by controlling the air pressure, and the utilization rate of resources is improved.
(2) According to the invention, the fixed sleeve, the reset spring, the transmission pull rod and the driven rack are arranged, after the driving rack moves upwards to drive the transmission gear to rotate, the driven rack moves downwards and is extruded to reset under the meshing action of the transmission gear and the driven rack, at the moment, the blocking end is separated from the upper port of the liquid outlet cavity, and the accumulated liquid can be automatically discharged; after the action force of the air pump is separated, the transmission pull rod can automatically drive the arc plate to move upwards under the action of the elastic force of the reset spring, so that the upper port of the liquid outlet cavity is blocked by the blocking end head, and only negative pressure treatment operation can be performed.
(3) According to the invention, the arc-shaped plate and the scraping plate arranged on the outer side of the arc-shaped plate are arranged, so that the scraping plate can be driven to automatically clean accumulated liquid on the inner side wall of the negative pressure cavity in the up-and-down movement process of the arc-shaped plate, no manual additional operation is needed, the cleanliness of the negative pressure cavity is ensured, and the use effect of the negative pressure cavity is ensured.
(4) According to the invention, the filter plates are arranged on the inner sides of the adjacent arc plates, and through the arrangement of the filter plates, the filter plates can move up and down along with the transmission pull rod while facilitating the drainage of accumulated liquid, and can generate up-and-down pulling force for extrusion, so that the accumulated liquid is easier to drain, and the drainage efficiency of the accumulated liquid is improved.
Drawings
FIG. 1 is a schematic diagram of the liquid outlet state of the present invention;
FIG. 2 is a schematic view of the negative pressure suction state of the present invention;
FIG. 3 is an enlarged schematic view of the present invention at M;
fig. 4 is a schematic view of a partial cut-away structure of the present invention.
Reference numerals: 1. a negative pressure cavity; 2. a piston plate; 3. a guide boss; 4. a negative pressure connecting pipe; 5. a liquid outlet cavity; 6. blocking the end; 7. a filter plate; 8. a scraper; 9. an arc-shaped plate; 10. a transmission pull rod; 11. a driven rack; 12. a transmission gear; 13. a liquid outlet pipe; 14. a driving rack; 15. a fixed sleeve; 16. a return spring; 17. a suction pipe.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-4, an embodiment of the present invention is provided: the utility model provides a department of stomatology negative pressure device convenient to adhere to tooth tissue, includes negative pressure cavity 1, and negative pressure cavity 1 lower tip is equipped with out liquid chamber 5, is provided with the supporting leg at play liquid chamber 5 lower tip, and play liquid chamber 5 communicates with each other with negative pressure cavity 1 inner chamber, and negative pressure cavity 1 and play liquid chamber 5 fixed mounting. Wherein, the liquid outlet cavity 5 is provided with an inverted cone shape, and the liquid outlet cavity 5 is provided with an inverted cone shape, so that the liquid accumulation can be conveniently discharged in the oral treatment process, and the placement stability of the negative pressure device can be increased. A guide boss 3 is arranged at the upper end part of the liquid outlet cavity 5, wherein the guide boss 3 is fixedly welded on the negative pressure cavity 1. The guide boss 3 is communicated with the inner cavity of the negative pressure cavity 1. The upper end part of the guide boss 3 is provided with a negative pressure connecting pipe 4, the lower end part of the negative pressure cavity 1 is provided with a suction pipe 17, and the suction pipe 17 and the negative pressure connecting pipe 4 are communicated with the inner cavity of the negative pressure cavity 1. The outer end part of the negative pressure connecting pipe 4 is connected with an air pump, and accumulated liquid in the treatment process of a patient can be sucked into the inner cavity of the negative pressure cavity 1 through the negative pressure connecting pipe 4 and the suction pipe 17. The lower end of the liquid outlet cavity 5 is provided with a liquid outlet pipe 13, and the liquid outlet pipe 13 is used for treating the discharged therapeutic liquid. The treatment of the treatment liquid is carried out without the assistance of other equipment by increasing the air pressure of the air pump, and the treatment device is simple to operate and convenient to use.
The inner cavity of the negative pressure cavity 1 is movably connected with a piston plate 2, the outer diameter of the piston plate 2 is equal to the inner diameter of the negative pressure cavity 1, and a fixed block for movably connecting the piston plate 2 is arranged on the negative pressure cavity 1. The fixing block is fixed inside the negative pressure cavity 1 through a screw, and the piston plate 2 can be guided to move up and down through the setting of the fixing block, so that the piston plate 2 always contacts with the inner side wall of the negative pressure cavity 1 in the up and down movement process, and the negative pressure treatment effect is guaranteed.
When the interior of the negative pressure cavity 1 is pumped by the air pump, the piston plate 2 can move from bottom to top in the inner cavity of the negative pressure cavity 1, so that the accumulated liquid of the blocking end 6 of the oral cavity of the patient is sucked into the lower end part of the inner cavity of the negative pressure cavity 1 through the suction pipe 17. The upper end of the piston plate 2 is provided with a driving rack 14, wherein the piston plate 2 is inverted T-shaped, and the driving racks 14 are symmetrically arranged on the left side and the right side of the upper end of the piston plate 2. The left end and the right end of the piston plate 2 are symmetrically inserted with a transmission pull rod 10, the transmission pull rod 10 is L-shaped, the section of the transmission pull rod 10 is circular, and a sealing ring is arranged between the transmission pull rod 10 and the piston plate 2. The lower end of the transmission pull rod 10 is provided with the arc-shaped plate 9, the arc-shaped plate 9 is fixedly welded with the transmission pull rod 10, the outer side of the arc-shaped plate 9 is provided with the scraping plate 8, the scraping plate 8 is made of nylon cloth, and can scrape the sucked accumulated liquid from the negative pressure cavity 1, so that the cleanliness of the negative pressure cavity 1 is ensured, and the recovery treatment of the accumulated liquid is easy.
The filter plates 7 are arranged on the inner sides of the adjacent arc plates 9, and a plurality of through holes are formed in the filter plates 7, so that the leakage of accumulated liquid can be conveniently treated. The lower end part of the filter plate 7 is provided with a blocking end head 6, the caliber of the upper end part of the liquid outlet cavity 5 is smaller than the outer diameter of the blocking end head 6, and the blocking end head 6 is arranged in the inner cavity of the liquid outlet cavity 5. Wherein, the blocking end 6 is a sphere, the inside of the sphere can be hollow, the liquid outlet cavity 5 is blocked by the blocking end 6, the inlet of the liquid outlet cavity 5 is blocked by the blocking end 6 when a patient is treated by negative pressure, and the driving rack 14 is inserted between the adjacent driving gears 12 by increasing the pumping pressure of the pumping pump when the patient is extruded by discharging treatment, and the driving gears 12 are rotated by the meshing action of the driving rack 14 and the driving gears 12. The upper end of the transmission pull rod 10 is provided with a driven rack 11, a transmission gear 12 is arranged between the driven rack 11 and a driving rack 14, the driven rack 11, the driving rack 14 and the transmission gear 12 are all meshed, the driven rack 11 and the driving rack 14 are parallel to each other, the driving rack 14 is arranged between adjacent driven racks 11, and the center line of the driving rack 14 is collinear with the center of the negative pressure cavity 1. The driving rack 14, the driven rack 11 and the driving gear 12 are all disposed above the piston plate 2. A fixed sleeve 15 is fixedly arranged on the negative pressure cavity 1, a reset spring 16 is arranged in the fixed sleeve 15, and the transmission pull rod 10 is movably inserted in the fixed sleeve 15. The return spring 16 is arranged between the transmission pull rod 10 and the fixed sleeve 15, and the upper end and the lower end of the return spring 16 are respectively fixed on the transmission pull rod 10 and the fixed sleeve 15. In the process of rotating the transmission gear 12, the driven rack 11 can be driven to move downwards through the meshing action of the transmission gear 12 and the driven rack 11, at the moment, the reset spring 16 is compressed, the transmission pull rod 10 drives the arc plate 9 to move downwards, so that the blocking end 6 is driven to be separated from the upper port of the liquid outlet cavity 5, at the moment, the treatment effusion in the negative pressure cavity 1 can be leaked into the liquid outlet cavity 5, and the treatment is discharged through the liquid outlet pipe 13 at the lower end part of the liquid outlet cavity 5.
Working principle: when the negative pressure cavity 1 is used, the end part of the negative pressure connecting pipe 4 is connected with the air pump, and under the action of the air pump, the negative pressure cavity 1 is sucked through the negative pressure connecting pipe 4, so that negative pressure is formed inside the negative pressure cavity 1, at the moment, the piston plate 2 inside the negative pressure cavity 1 moves upwards from below in the negative pressure cavity 1, and accumulated liquid in the oral cavity of a patient is sucked into the negative pressure cavity 1. In the process, the liquid outlet cavity 5 is blocked by the blocking end head 6; when the accumulated liquid in the negative pressure device needs to be cleaned, the position of the piston plate 2 moving upwards is higher by increasing the pumping pressure of the pumping pump, and at the moment, the driving rack 14 above the piston plate 2 is inserted between the adjacent driven racks 11, so that the transmission gear 12 rotates; in the process of rotating the transmission gear 12, the driven rack 11 can be driven to move downwards through the meshing action of the transmission gear 12 and the driven rack 11, at the moment, the reset spring 16 is compressed, the transmission pull rod 10 drives the arc plate 9 to move downwards, so that the blocking end 6 is driven to be separated from the upper port of the liquid outlet cavity 5, at the moment, the treatment effusion in the negative pressure cavity 1 can be leaked into the liquid outlet cavity 5, and the treatment is discharged through the liquid outlet pipe 13 at the lower end part of the liquid outlet cavity 5.
It will be appreciated by persons skilled in the art that the above embodiments are provided for illustration only and not for limitation of the invention, and that variations and modifications of the above described embodiments will fall within the scope of the claims of the invention as long as they fall within the true spirit of the invention.
Claims (7)
1. The utility model provides a dental negative pressure device convenient to adhere to tooth tissue, includes negative pressure cavity (1), its characterized in that: the negative pressure cavity (1) lower tip is equipped with out liquid chamber (5), go out liquid chamber (5) and negative pressure cavity (1) inner chamber and communicate with each other, go out liquid chamber (5) upper end and be equipped with direction boss (3), direction boss (3) upper end is equipped with negative pressure connecting pipe (4), go out liquid chamber (5) lower tip is equipped with drain pipe (13), negative pressure cavity (1) inner chamber swing joint has piston plate (2), piston plate (2) upper end is equipped with initiative rack (14), piston plate (2) left and right sides tip symmetry has drive pull rod (10), drive pull rod (10) lower tip is equipped with arc (9), arc (9) outside is equipped with scraper blade (8), and adjacent arc (9) inboard is equipped with filter plate (7), filter plate (7) lower tip is equipped with blocks up end (6), drive pull rod (10) upper end is equipped with driven rack (11), be equipped with drive gear (12) between driven rack (11) and the initiative rack (14), drive rack (11) and drive rack (14) are all meshed with initiative rack (15) and are fixed mutually, and are fixed in parallel to be installed on the cavity (1), a reset spring (16) is arranged in the fixed sleeve (15), and the transmission pull rod (10) is movably inserted into the fixed sleeve (15);
the caliber of the upper end part of the liquid outlet cavity (5) is smaller than the outer diameter of the blocking end head (6), and the blocking end head (6) is arranged in the inner cavity of the liquid outlet cavity (5).
2. The stomatology negative pressure device convenient to be attached to dental tissues according to claim 1, wherein a suction pipe (17) is arranged at the lower end part of the negative pressure cavity (1), and the suction pipe (17) and the negative pressure connecting pipe (4) are communicated with the inner cavity of the negative pressure cavity (1).
3. The negative pressure device for stomatology which is convenient to be attached to dental tissues according to claim 1, wherein the outer diameter of the piston plate (2) is equal to the inner diameter of the negative pressure cavity (1), and a fixed block for movably connecting the piston plate (2) is arranged on the negative pressure cavity (1).
4. An oral negative pressure device for facilitating attachment to dental tissue according to claim 1, characterized in that the driving rack (14) is arranged between adjacent driven racks (11), and the centre line of the driving rack (14) is collinear with the centre of the negative pressure cavity (1).
5. The negative pressure device for stomatology which is convenient to be attached to dental tissues according to claim 1, wherein the return spring (16) is arranged between the transmission pull rod (10) and the fixing sleeve (15), and the upper end and the lower end of the return spring (16) are respectively fixed on the transmission pull rod (10) and the fixing sleeve (15).
6. The negative pressure device for stomatology which is convenient to be attached to dental tissues according to claim 1, characterized in that the section of the transmission pull rod (10) is round, and a sealing ring is arranged between the transmission pull rod (10) and the piston plate (2).
7. The negative pressure device for stomatology, which is convenient to be attached to dental tissues according to claim 1, characterized in that the driving rack (14), the driven rack (11) and the driving gear (12) are all arranged above the piston plate (2).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210162448.8A CN114404089B (en) | 2022-02-22 | 2022-02-22 | Stomatology negative pressure device convenient to attach to tooth tissue |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210162448.8A CN114404089B (en) | 2022-02-22 | 2022-02-22 | Stomatology negative pressure device convenient to attach to tooth tissue |
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| CN114404089A CN114404089A (en) | 2022-04-29 |
| CN114404089B true CN114404089B (en) | 2023-08-25 |
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| CN202210162448.8A Active CN114404089B (en) | 2022-02-22 | 2022-02-22 | Stomatology negative pressure device convenient to attach to tooth tissue |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115920152B (en) * | 2022-12-28 | 2023-09-15 | 张建松 | Drainage equipment for ICU severe patients |
| CN116849842B (en) * | 2023-08-28 | 2024-01-16 | 航天中心医院 | Tooth pulp aspirator |
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| CN114404089A (en) | 2022-04-29 |
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