CN219579524U - Continuous negative pressure drainage device for jawbone cyst windowing - Google Patents

Abstract

The utility model provides a continuous negative pressure drainage device of jawbone cyst windowing, includes elasticity stopper and drainage tube, and the front end plug of drainage passageway has porous cavernosum, and porous cavernosum closely laminates on the inner wall of ellipsoidal structure, and the drainage tube inserts in the drainage passageway, and in the porous cavernosum was inserted to the front end of drainage tube, the anterior segment of drainage tube was fixed with the gasbag, has buried the gas tube the same in the gasbag on the pipe wall of drainage tube, and the gas tube is drawn forth from the rear end of drainage tube, is fixed with the inflation joint on the gas tube, the rear end grafting of drainage tube has the negative pressure sacculus. The air bag of the device can squeeze the stopper after expanding, and the front end of the stopper expands along with the stopper to achieve the aim of being firmly fixed in the bag cavity, so that the stopper is prevented from falling off and being swallowed by mistake; the balloon is tightly attached to the inner wall of the stopper after being inflated, a negative pressure cavity with better air tightness can be formed at the front end of the drainage tube and the front end of the stopper, the negative pressure suction can be continuously carried out on the balloon liquid in the balloon cavity, and the negative pressure drainage effect is better.

Description

Continuous negative pressure drainage device for jawbone cyst windowing

Technical Field

The utility model relates to the field of oral appliances, in particular to a continuous negative pressure drainage device for jawbone cyst windowing.

Background

The jaw cyst of the jaw cyst patient can grow continuously along with the disease development, press surrounding bone tissues, cause bone tissue absorption, and cause pathological fracture in serious cases. Current oral maxillofacial surgery has the following therapies: first, cysts are incised to expose them and then treated with a disposable scraper. Secondly, the side wall of the cyst is pierced through a window, an iodized imitation sliver is filled in the window, then the operation window is blocked by a stopper, bone tissues are gradually grown back to the original position, the cyst wall is gradually reduced during the period, and finally scraping treatment is carried out.

The treatment method of one-time scraping has large exposed surface, wide visual field and convenient operation, and is beneficial to radically curing diseases. However, this approach also stresses the surrounding nerves, tissues and organs, and the associated functions may be compromised by the trade scraping, especially when cysts are large enough. The iodized sliver and the stopper are used for the fenestration drainage of the cyst, so that peripheral nerves, tissues and organs are not damaged, and bone tissue growth is facilitated.

The current occluder has the following problems during use: 1. the plug of the stopper is easy to fall off when the outer diameter is too small, and cannot be easily inserted into the jawbone fenestration when the outer diameter is too large; 2. although the stopper is of a hollow structure, a drainage tube can be inserted into the through hole of the stopper to drain the bag liquid in the process of the bag cavity, the front end of the drainage tube is blocked due to the thick bag liquid; 3. the adhesion between the drainage tube and the preformed hole of the stopper is not tight, the air tightness is not good, and the gap between the drainage tube and the stopper can lead to the front end and the rear end of the drainage tube to be communicated, so that the problem of poor drainage effect is caused.

Disclosure of Invention

In order to solve the problems, the utility model provides a continuous negative pressure drainage device for windowing a jaw cyst, which comprises a stopper and a drainage tube, wherein the front section of the drainage tube is wrapped with an air bag, the air bag can squeeze the stopper after being inflated, the front end of the stopper is inflated along with the air bag, and the stopper can be firmly fixed in a cyst cavity of the jaw after being inflated, so that the stopper is prevented from falling off to be swallowed by mistake; the balloon is tightly attached to the inner wall of the stopper after being inflated, a negative pressure cavity with better air tightness can be formed at the front end of the drainage tube and the front end of the stopper, the negative pressure cavity can continuously carry out negative pressure suction on the balloon liquid in the balloon cavity, and the negative pressure drainage effect is better; the device can also prevent the front end of the drainage tube from being blocked by thick cyst fluid, and ensure the continuous negative pressure drainage effect.

In order to achieve the technical effects, the utility model is realized by the following technical scheme:

the utility model provides a jaw cyst continuous negative pressure drainage device that windows, including elasticity stopper and drainage tube, elasticity stopper adopts high elasticity medical silicone rubber material, elasticity stopper's front end is ellipsoidal structure, it has drainage passageway to reserve in the elasticity stopper, elasticity stopper's front end is opened there is a plurality of drainage hole that link up with drainage passageway, drainage passageway's front end has porous cavernosum, porous cavernosum closely laminates on ellipsoidal structure's inner wall, the drainage tube inserts in the drainage passageway, the front end of drainage tube inserts in the porous cavernosum, the anterior segment of drainage tube is fixed with the gasbag, the same gas tube in the gasbag buries on the pipe wall of drainage tube, the gas tube is drawn forth from the rear end of drainage tube, be fixed with the inflation connector on the gas tube, the rear end grafting of drainage tube has the negative pressure sacculus, the bottom of negative pressure sacculus is fixed with one-way drainage connector, one-way drainage connector grafting is in the rear end of drainage tube.

Further, the rear end of the elastic stopper is fixedly provided with a stopper crown, a hole is formed in the center of the stopper crown, the rear end of the drainage tube extends out of the hole, the inflation tube is led out of the hole, the left side and/or the right side of the stopper crown are/is provided with arc-shaped notches, and metal clamping rings are fixed at the arc-shaped notches.

Furthermore, the one-way drainage connector and the one-way exhaust connector are both steel ball sealing type through one-way valves.

The beneficial effects of the utility model are as follows: the device comprises a stopper and a drainage tube, wherein the front section of the drainage tube is wrapped with an air bag, the air bag can squeeze the stopper after expanding, the front end of the stopper expands along with the stopper, and the stopper can be firmly fixed in a sac cavity of a jawbone after expanding, so that the stopper is prevented from falling off and being swallowed by mistake; the balloon is tightly attached to the inner wall of the stopper after being inflated, a negative pressure cavity with better air tightness can be formed at the front end of the drainage tube and the front end of the stopper, the negative pressure cavity can continuously carry out negative pressure suction on the balloon liquid in the balloon cavity, and the negative pressure drainage effect is better; the device can also prevent the front end of the drainage tube from being blocked by thick cyst fluid, and ensure the continuous negative pressure drainage effect.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic diagram of an assembly structure of a jaw cyst fenestration continuous negative pressure drainage device;

FIG. 2 is a schematic view of a section A-A of the jaw cyst fenestration continuous negative pressure drainage device;

fig. 3 is a schematic diagram of the working principle of the continuous negative pressure drainage device for the windowing of the jaw cyst.

In the drawings, the list of components represented by the various numbers is as follows:

1-elastic stopper, 2-corset, 3-metal clasp, 4-drainage tube, 5-inflation joint, 6-negative pressure saccule, 7-one-way drainage joint, 8-one-way exhaust joint, 9-drainage hole, 10-porous cavernous body, 11-gasbag, 12-inflation tube and 13-negative pressure cavity.

Description of the embodiments

The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in figures 1-2, the continuous negative pressure drainage device for jawbone cyst fenestration comprises an elastic stopper 1 and a drainage tube 4, wherein the elastic stopper 1 is made of high-elasticity medical silicon rubber, the front end of the elastic stopper is of an ellipsoidal structure, a drainage channel is reserved in the elastic stopper, a plurality of drainage holes 9 communicated with the drainage channel are formed in the front end of the elastic stopper, a porous sponge 10 is plugged into the front end of the drainage channel, the porous sponge 10 is tightly attached to the inner wall of the ellipsoidal structure, the drainage tube 4 is inserted into the drainage channel, the front end of the drainage tube 4 is inserted into the porous sponge 10, an air bag 11 is fixed at the front section of the drainage tube 4, an air inflation tube 12 which is identical to the air bag is buried on the tube wall of the drainage tube 4, the air inflation tube 12 is led out from the rear end of the drainage tube 4, an air inflation connector 5 is fixed on the air inflation tube 12, a negative pressure balloon 6 is plugged into the rear end of the drainage tube, a unidirectional drainage connector 7 is fixed at the bottom of the negative pressure balloon 6, a unidirectional exhaust connector 8 is fixed at the top of the negative pressure balloon 6, and the unidirectional drainage connector 7 is plugged into the rear end of the drainage tube 4.

The rear end of the elastic stopper 1 is fixedly provided with a stopper crown 2, a hole is formed in the center of the stopper crown 2, the rear end of the drainage tube 4 extends out of the hole, the inflation tube 12 is led out of the hole, the left side and/or the right side of the stopper crown are/is provided with arc-shaped notches, and the arc-shaped notches are fixedly provided with metal clamping rings 3.

In this embodiment, the one-way drainage connector 7 and the one-way exhaust connector 8 are steel ball sealing type through one-way valves.

As shown in fig. 3, one specific application of the present device is: the elastic stopper 1 is inserted into the capsule cavity along the jawbone windowing part, the outer diameter of the elastic stopper is smaller before the elastic stopper is expanded by the drainage tube, the elastic stopper can be conveniently placed into the capsule cavity, the metal clamping rings at one side or two sides of the crown 2 are clamped on the adjacent crowns so as to limit the elastic stopper 1, then the porous sponge body is inserted into the front end part of the drainage tube 4, the porous sponge body 10 and the drainage tube are inserted into the drainage channel of the elastic stopper 1 together, the porous sponge body 10 is tightly attached to the front end of the drainage channel, and the porous sponge body and the drainage tube 4 are inserted into place at the moment; then the inflatable device (such as an injector) is inserted into the inflatable joint 5 to inflate, the air bag 11 at the front section of the drainage tube 4 is inflated and expanded to expand the elastic stopper 1, the elastic stopper expands under the expanding force, and at the moment, the elastic stopper 1 can be firmly fixed in the bag cavity to prevent the elastic stopper 1 from falling off from the bag cavity to be sent to be swallowed by mistake; the air bag 11 is tightly attached to the inner wall of the elastic stopper 1 after being inflated, and the front edge of the air bag and the front end of the drainage channel are blocked into a sealed negative pressure cavity 13.

When the negative pressure balloon 6 is extruded, air or balloon liquid in the negative pressure balloon 6 is discharged from the one-way exhaust connector 8 and cannot be discharged from the one-way drainage connector 7, after extrusion is finished, the negative pressure balloon 6 is in a negative pressure state, the one-way drainage connector 7 is opened, the one-way exhaust connector 8 is closed, the negative pressure of the negative pressure balloon 6 is transmitted to the negative pressure cavity 13 through the drainage tube 4, balloon liquid in the balloon cavity enters the negative pressure cavity 13 through the drainage hole 9, and balloon liquid in the negative pressure cavity enters the drainage tube 4 and finally enters the negative pressure balloon 6 after being filtered by the porous sponge 10, and the porous sponge 10 can prevent the viscous balloon liquid from being blocked in the drainage tube, so that the continuous negative pressure drainage effect is ensured.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Claims (4)

1. The utility model provides a jaw cyst continuous negative pressure drainage device that windows, includes elasticity stopper and drainage tube, and the front end of elasticity stopper is ellipsoidal structure, has reserved drainage passageway in the elasticity stopper, and the front end of elasticity stopper is opened has a plurality of drainage hole that link up with drainage passageway, its characterized in that, the front end of drainage passageway has porous cavernosum, and porous cavernosum closely laminates on ellipsoidal structure's inner wall, and the drainage tube inserts in the drainage passageway, and the front end of drainage tube inserts in the porous cavernosum, and the anterior segment of drainage tube is fixed with the gasbag, buries on the pipe wall of drainage tube in the same gas tube of gasbag, and the gas tube is drawn forth from the rear end of drainage tube, is fixed with the inflation connector on the gas tube, the rear end grafting of drainage tube has the negative pressure sacculus, and the bottom of negative pressure sacculus is fixed with one-way drainage connector, and one-way drainage connector grafting is in the rear end of drainage tube.

2. The continuous negative pressure drainage device for jawbone cyst windowing of claim 1, wherein a crown is fixed at the rear end of the elastic stopper, a hole is formed in the center of the crown, the rear end of the drainage tube extends out of the hole, an inflation tube is led out of the hole, an arc-shaped notch is formed in the left side and/or the right side of the crown, and a metal clamping ring is fixed at the arc-shaped notch.

3. The continuous negative pressure drainage device for jawbone cyst fenestration of claim 1, wherein the elastic stopper is made of high-elasticity medical silicon rubber material,

4. the continuous negative pressure drainage device for jawbone cyst fenestration of claim 1, wherein the one-way drainage connector and the one-way exhaust connector are steel ball sealing type straight-through one-way valves.