阅读说明：本技术 一种拔牙器 (Tooth extractor ) 是由 李成龙 于 2021-08-27 设计创作，主要内容包括：本发明公开了一种拔牙器,属于医用牙科手术器械技术领域,目的在于提供一种拔牙器,解决现有拔牙器拔牙时与牙齿接触不稳定,拔牙时易滑脱的问题。其包括固定套,固定套内套设有拉杆,固定套与拉杆螺纹连接,固定套端部安装有钢管固定座,钢管固定座上安装有膨胀钢管,固定套位于钢管固定座旁开设有挂钩安装槽,拉杆位于挂钩安装槽的一端开设有固定槽,拉杆远离挂钩安装槽的一端连接有操作柄,挂钩安装槽内安装有挂钩,挂钩安装于固定槽上,挂钩靠近钢管固定座一端还连接有连接杆,连接杆穿过钢管固定座和膨胀钢管并伸出于膨胀钢管,连接杆的端部连接有钢珠,钢珠的直径大于膨胀钢管的直径。本发明适用于拔牙器。(The invention discloses a tooth extractor, belongs to the technical field of medical dental surgical instruments, and aims to provide a tooth extractor which solves the problems that the existing tooth extractor is unstable in contact with teeth during tooth extraction and is easy to slip during tooth extraction. It is including fixed cover, fixed cover endotheca is equipped with the pull rod, fixed cover and pull rod threaded connection, steel pipe fixing base is installed to fixed cover tip, install the inflation steel pipe on the steel pipe fixing base, fixed cover is located the other division of steel pipe fixing base and is equipped with the couple mounting groove, the fixed slot has been seted up to the one end that the pull rod is located the couple mounting groove, the one end that the couple mounting groove was kept away from to the pull rod is connected with the handle, install the couple in the couple mounting groove, the couple is installed on the fixed slot, the couple is close to steel pipe fixing base one end and still is connected with the connecting rod, the connecting rod passes steel pipe fixing base and inflation steel pipe and stretches out in the inflation steel pipe, the end connection of connecting rod has the steel ball, the diameter of steel ball is greater than the diameter of inflation steel pipe. The invention is suitable for tooth extractors.)

1. The utility model provides a tooth extractor, which is characterized in that, including fixed cover (1), pull rod (2) are equipped with to fixed cover (1) endotheca, fixed cover (1) and pull rod (2) threaded connection, steel pipe fixing base (3) are installed to fixed cover (1) tip, install inflation steel pipe (4) on steel pipe fixing base (3), fixed cover (1) is located steel pipe fixing base (3) side division and is equipped with couple mounting groove (5), fixed slot (6) have been seted up to the one end that pull rod (2) are located couple mounting groove (5), the one end that couple mounting groove (5) were kept away from in pull rod (2) is connected with handle (7), install couple (8) in couple mounting groove (5), couple (8) are installed on fixed slot (6), couple (8) are close to steel pipe fixing base (3) one end and still are connected with connecting rod (9), the connecting rod (9) penetrates through the steel pipe fixing seat (3) and the expansion steel pipe (4) and extends out of the expansion steel pipe (4), a steel ball (10) is connected to the end portion of the connecting rod (9), and the diameter of the steel ball (10) is larger than that of the expansion steel pipe (4).

2. A dental luxator according to claim 1, characterized by the fact that said anchoring sleeve (1) is conical and that the size of the section of said anchoring sleeve (1) decreases progressively in the direction of approach to the steel tube anchoring base (3).

3. A dental extractor according to claim 1, wherein the surface of said operating handle (7) is provided with a plurality of anti-slip ridges.

4. A dental extractor according to claim 1, wherein said expanded steel tube (4) is provided with anti-slip barbs or anti-slip knurling on its surface.

Technical Field

The invention belongs to the technical field of medical dental surgical instruments, and particularly relates to a tooth extractor.

Background

With the continuous progress of the society and the medical industry, the division of the medical industry is more and more detailed, for example, the department of stomatology is a treatment department specially set for diseases of the oral cavity part of a human body, teeth are one of important components in the oral cavity, the corresponding department of stomatology is required to observe and treat when diseases occur, the treatment means required for different diseases are different and the same, for example, the tooth extraction of pathological changes is one of the parts, a tooth extractor is required, but the existing tooth extractor is often unstable in contact with the teeth, so that the friction force is insufficient, the tooth is easy to slip during tooth extraction, and the pain of a patient is greatly increased.

Disclosure of Invention

The invention aims to: provides a tooth extractor, which solves the problems that the existing tooth extractor is unstable in contact with teeth during tooth extraction and is easy to slip during tooth extraction.

The technical scheme adopted by the invention is as follows:

the utility model provides a tooth extractor, includes fixed cover, fixed cover endotheca is equipped with the pull rod, fixed cover and pull rod threaded connection, steel pipe fixing base is installed to fixed cover tip, install the inflation steel pipe on the steel pipe fixing base, fixed cover is located the other division of steel pipe fixing base and is equipped with the couple mounting groove, the fixed slot has been seted up to the one end that the couple mounting groove was located to the pull rod, the one end that the couple mounting groove was kept away from to the pull rod is connected with the handle, install the couple in the couple mounting groove, the couple is installed on the fixed slot, the couple is close to steel pipe fixing base one end and still is connected with the connecting rod, the connecting rod passes steel pipe fixing base and inflation steel pipe and stretches out in the inflation steel pipe, the end connection of connecting rod has the steel ball, the diameter of steel ball is greater than the diameter of inflation steel pipe.

Furthermore, the fixed sleeve is a conical sleeve, and the size of the cross section of the fixed sleeve is gradually reduced along the direction close to the steel pipe fixed seat.

Furthermore, the surface of the operating handle is provided with a plurality of anti-skid grains.

Further, the surface of the expanded steel pipe is provided with anti-skidding barbs or anti-skidding knurls.

In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:

1. the steel pipe expansion device comprises a fixing sleeve, a pull rod is sleeved in the fixing sleeve, the fixing sleeve is in threaded connection with the pull rod, a steel pipe fixing seat is mounted at the end of the fixing sleeve, an expansion steel pipe is mounted on the steel pipe fixing seat, a hook mounting groove is formed in the side of the fixing sleeve, a fixing groove is formed in one end, located on the hook mounting groove, of the pull rod, one end, away from the hook mounting groove, of the pull rod is connected with an operating handle, a hook is mounted in the hook mounting groove, the hook is mounted on the fixing groove, a connecting rod is further connected to one end, close to the steel pipe fixing seat, of the hook, the connecting rod penetrates through the steel pipe fixing seat and the expansion steel pipe and extends out of the expansion steel pipe, a steel ball is connected to the end of the connecting rod, and the diameter of the steel ball is larger than that of the expansion steel pipe.

Through the setting, at the process of drawing out teeth, operating personnel punches on the tooth at first, then insert the inflation steel pipe in the trompil of tooth, the rotatory operation handle, make pull rod and fixed cover screw drive, make the pull rod along the motion of operation handle direction, the couple of installation is followed to remove and is pulled the steel ball and get into the inflation steel pipe and make the inflation steel pipe inflation on the fixed slot of pull rod, then make inflation steel pipe chucking on the tooth, thereby produce inseparable rigid connection with the tooth, need not too big power and can extract the tooth, patient's misery has been reduced greatly, reach the purpose that the tooth was drawn out to the wicresoft, and reduce postoperative complication. Simultaneously through couple mounting groove easily dismantlement couple, steel pipe fixing base, inflation steel pipe and steel ball, change when being convenient for use at every turn, more sanitary, it can avoid patient cross infection for disposable consumptive material, and it is unstable with tooth contact when effectively having solved current tooth extractor and having pulled out the tooth, the problem of easy slippage during the tooth is pulled out.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and that for those skilled in the art, other relevant drawings can be obtained according to the drawings without inventive effort, wherein:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a hook, a connecting rod, a steel ball, an expansion steel pipe and a steel pipe fixing seat of the invention;

the labels in the figure are: 1-a fixed sleeve, 2-a pull rod, 3-a steel pipe fixed seat, 4-an expansion steel pipe, 5-a hook mounting groove, 6-a fixed groove, 7-an operating handle, 8-a hook, 9-a connecting rod and 10-a steel ball.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: reference numerals and letters designate similar items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention usually place when in use, and are simply used for simplifying the description of the present invention, but do not indicate or imply that the devices or elements indicated must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; mechanical connection or electrical connection can be realized; the two original pieces can be directly connected or indirectly connected through an intermediate medium, or the two original pieces can be communicated with each other. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model provides a tooth extractor, includes fixed cover, fixed cover endotheca is equipped with the pull rod, fixed cover and pull rod threaded connection, steel pipe fixing base is installed to fixed cover tip, install the inflation steel pipe on the steel pipe fixing base, fixed cover is located the other division of steel pipe fixing base and is equipped with the couple mounting groove, the fixed slot has been seted up to the one end that the couple mounting groove was located to the pull rod, the one end that the couple mounting groove was kept away from to the pull rod is connected with the handle, install the couple in the couple mounting groove, the couple is installed on the fixed slot, the couple is close to steel pipe fixing base one end and still is connected with the connecting rod, the connecting rod passes steel pipe fixing base and inflation steel pipe and stretches out in the inflation steel pipe, the end connection of connecting rod has the steel ball, the diameter of steel ball is greater than the diameter of inflation steel pipe.

Furthermore, the fixed sleeve is a conical sleeve, and the size of the cross section of the fixed sleeve is gradually reduced along the direction close to the steel pipe fixed seat.

Furthermore, the surface of the operating handle is provided with a plurality of anti-skid grains.

Further, the surface of the expanded steel pipe is provided with anti-skidding barbs or anti-skidding knurls.

In the implementation process of the invention, in the tooth extraction process, an operator firstly punches a hole on a tooth, then inserts the expansion steel pipe into the hole of the tooth, rotates the operating handle to enable the pull rod and the fixed sleeve to be in threaded transmission, so that the pull rod moves along the direction of the operating handle, the hook arranged on the fixed groove of the pull rod moves along with the movement and pulls the steel ball to enter the expansion steel pipe to expand the expansion steel pipe, and then the expansion steel pipe is tightly clamped on the tooth, thereby generating tight rigid connection with the tooth, the tooth can be extracted without too much force, the pain of a patient is greatly reduced, the purpose of minimally invasive tooth extraction is achieved, and the postoperative complications are reduced. Simultaneously through couple mounting groove easily dismantlement couple, steel pipe fixing base, inflation steel pipe and steel ball, change when being convenient for use at every turn, more sanitary, it can avoid patient cross infection for disposable consumptive material, and it is unstable with tooth contact when effectively having solved current tooth extractor and having pulled out the tooth, the problem of easy slippage during the tooth is pulled out. The fixed cover is the toper cover just the cross-section size of fixed cover reduces along the direction that is close to the steel pipe fixing base gradually. The surface of the operating handle is provided with a plurality of anti-skid grains. And the surface of the expansion steel pipe is provided with anti-skid barbs or anti-skid knurls.

Example 1

The utility model provides a tooth extractor, includes fixed cover, fixed cover endotheca is equipped with the pull rod, fixed cover and pull rod threaded connection, steel pipe fixing base is installed to fixed cover tip, install the inflation steel pipe on the steel pipe fixing base, fixed cover is located the other division of steel pipe fixing base and is equipped with the couple mounting groove, the fixed slot has been seted up to the one end that the couple mounting groove was located to the pull rod, the one end that the couple mounting groove was kept away from to the pull rod is connected with the handle, install the couple in the couple mounting groove, the couple is installed on the fixed slot, the couple is close to steel pipe fixing base one end and still is connected with the connecting rod, the connecting rod passes steel pipe fixing base and inflation steel pipe and stretches out in the inflation steel pipe, the end connection of connecting rod has the steel ball, the diameter of steel ball is greater than the diameter of inflation steel pipe.

Through the setting, at the process of drawing out teeth, operating personnel punches on the tooth at first, then insert the inflation steel pipe in the trompil of tooth, the rotatory operation handle, make pull rod and fixed cover screw drive, make the pull rod along the motion of operation handle direction, the couple of installation is followed to remove and is pulled the steel ball and get into the inflation steel pipe and make the inflation steel pipe inflation on the fixed slot of pull rod, then make inflation steel pipe chucking on the tooth, thereby produce inseparable rigid connection with the tooth, need not too big power and can extract the tooth, patient's misery has been reduced greatly, reach the purpose that the tooth was drawn out to the wicresoft, and reduce postoperative complication. Simultaneously through couple mounting groove easily dismantlement couple, steel pipe fixing base, inflation steel pipe and steel ball, change when being convenient for use at every turn, more sanitary, it can avoid patient cross infection for disposable consumptive material, and it is unstable with tooth contact when effectively having solved current tooth extractor and having pulled out the tooth, the problem of easy slippage during the tooth is pulled out.

Example 2

On the basis of embodiment 1, the fixed sleeve is a conical sleeve, and the size of the cross section of the fixed sleeve is gradually reduced along the direction close to the steel pipe fixed seat.

Example 3

On the basis of the embodiment, the surface of the operating handle is provided with a plurality of anti-skid grains.

Example 4

On the basis of the embodiment, the surface of the expansion steel pipe is provided with anti-skid barbs or anti-skid knurls.

The above description is an embodiment of the present invention. The foregoing is a preferred embodiment of the present invention, and the preferred embodiments in the preferred embodiments can be combined and used in any combination if not obviously contradictory or prerequisite to a certain preferred embodiment, and the specific parameters in the embodiments and examples are only for the purpose of clearly illustrating the verification process of the invention and are not intended to limit the patent protection scope of the present invention, which is subject to the claims and all the equivalent structural changes made by the content of the description and the drawings of the present invention are also included in the protection scope of the present invention.