Tooth anti-falling device

Abstract

The utility model discloses a tooth anti-falling device which comprises a tooth fixing band, the tooth fixing band comprises a loop ligature ring, a connecting rope and a bonding piece, one end of the connecting rope is fixedly connected with the loop ligature ring, and the other end of the connecting rope is fixedly connected with the bonding piece; the ligation gun comprises a main body, a plurality of expansion rods and a pressing rod, one end of each expansion rod is connected into the main body through a torsion spring rotating shaft and attached to the pressing rod, the other end of each expansion rod is arranged outside the main body, one end of the pressing rod is arranged in the main body, and the other end of the pressing rod is connected with the other end of the expansion rod. And the plurality of expansion rods can move up and down relative to the main body so as to drive the plurality of expansion rods to rotate relative to the main body. Therefore, teeth can be rapidly fixed, operation and installation are convenient, and the situation that the teeth fall off due to mistaken traction can be effectively avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of medical apparatus and instruments, especially relates to a tooth anti -falling device. BACKGROUND

[0002] Anesthetists often encounter patients with loose teeth when performing tracheal intubation, and often face the risk of loose teeth falling during tracheal intubation and extubation. Even the fallen teeth mistakenly enter the airway or esophagus, causing gastrointestinal bleeding or airway obstruction in patients.

[0003] In the face of loose and about to fall teeth, most anesthetists choose to use silk thread for manual ligation to prevent the risk of falling. However, manual ligation is often not firm enough, and ligation is often done in a dead knot way, which is complicated to operate, making it difficult for patients to remove the ligation rope after surgery. If the tooth position is deep, it may also lead to ligation failure or inability to ligate. In addition, the silk thread used for ligation has no fixed attachment point outside the oral cavity, which often causes tooth loss due to accidental pulling. SUMMARY

[0004] The utility model aims at least in a certain extent solves one of the technical problems in the related art.

[0005] Therefore, one purpose of the utility model is to provide a tooth anti -falling device, which can quickly fix the teeth, is convenient to operate and install, and can effectively avoid the situation of tooth loss caused by accidental pulling.

[0006] To achieve the above purpose, the utility model provides a tooth anti -falling device, which comprises:

[0007] The tooth fixing belt comprises a sleeve ligation ring, a connecting rope and an adhesive piece, wherein one end of the connecting rope is fixedly connected with the sleeve ligation ring, and the other end of the connecting rope is fixedly connected with the adhesive piece.

[0008] The ligation gun comprises a main body, a plurality of expansion rods and a pressing rod, wherein one end of the plurality of expansion rods is connected to the main body through a torsional spring shaft and is attached to the pressing rod, the other end of the expansion rod is arranged outside the main body, and one end of the pressing rod is arranged in the main body and can move up and down relative to the main body to drive the plurality of expansion rods to rotate relative to the main body.

[0009] The tooth anti-falling device of the utility model, with the lassoing ring being lassoed on the plurality of expansion rods and being moved under artificial control to drive the plurality of expansion rods to rotate, the lassoing ring is expanded, then the lassoing ring is controlled to be aligned with the loose tooth, and the lassoing ring is lassoed on the tooth, it is worth noting that for the patient with the loose tooth position being too deep, the opening of the ligation gun can still be touched and lassoed, then the connecting rope is pulled, and the ligation gun is withdrawn, finally the adhesive piece is adhered to the suitable position of the patient's face, which can prevent the mispulling.

[0010] In addition, the tooth anti-falling device according to the application can have the following additional technical features.

[0011] Specifically, the first through hole is arranged at the top end of the main body, the second through hole is arranged at the bottom end of the main body, the cavity is arranged in the main body, and the first through hole and the second through hole are communicated with the cavity; one end of the plurality of expansion rods is arranged around the pressing rod, the other end of the expansion rod is arranged to pass through the second through hole, one end of the pressing rod is conical and arranged in the cavity and attached to the plurality of expansion rods, the other end of the pressing rod is arranged to pass through the first through hole, and the pressing rod is movable up and down relative to the first through hole.

[0012] Specifically, the expansion rod is rotated relative to the second through hole, the expansion rod is connected to the cavity through the torsional spring shaft, and the torsional spring shaft forces the expansion rod to rotate towards the pressing rod.

[0013] Specifically, the ligation gun further comprises a spring, one end of the spring is fixed in the cavity, and the other end of the spring is fixedly connected with the pressing rod.

[0014] Specifically, the expansion rod gradually narrows from the direction of the main body to the direction away from the main body.

[0015] Specifically, the surface of the adhesive piece is attached with a release paper.

[0016] Specifically, the limiting assembly comprises a fixed block and a threaded fastener, the fixed block is provided with a first channel, a second channel and a threaded hole, the first channel is arranged side by side with the second channel, the threaded hole is communicated with the second channel, the connecting rope is threaded into the second channel and threaded out of the first channel, and the threaded fastener is threadedly connected in the threaded hole and one end of the threaded fastener abuts against the connecting rope.

[0017] Specifically, a third through hole is arranged between the first channel and the second channel, and the third through hole is coaxially arranged with the threaded hole.

[0018] Specifically, the ligation ring and the connecting rope are both elastic ropes. BRIEF DESCRIPTION OF DRAWINGS

[0019] The drawings incorporated into the specification and constituting a part of the specification show embodiments consistent with the present application and, together with the specification, serve to explain the principles of the present application.

[0020] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or prior art description will be briefly introduced below, and obviously, other drawings can also be obtained by those skilled in the art without creative labor under the premise of not paying the creative labor.

[0021] Figure 1 It is a structure schematic view of the tooth anti-falling device according to an embodiment of the present application.

[0022] Figure 2 It is a sectional view of the ligation gun according to an embodiment of the present application.

[0023] Figure 3 It is a sectional view of the limiting assembly according to an embodiment of the present application.

[0024] As shown in the drawings:

[0025] 1, tooth fixing belt; 10, ligation ring; 11, connecting rope; 12, adhesive sheet; 120, release paper;

[0026] 2, ligation gun; 20, main body; 21, expansion rod; 22, pressing rod; 23, spring; 24, torsion spring shaft; 200, cavity; 201, first through hole; 202, second through hole;

[0027] 3, limiting assembly; 30, fixed block; 31, threaded fastener; 300, first channel; 301, second channel; 302, threaded hole; 303, third through hole. DETAILED DESCRIPTION

[0028] In order to enable the above-mentioned purposes, features and advantages of the present application to be more clearly understood, the following will further describe the present application. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0029] In the following description, many specific details are set forth in order to provide a thorough understanding of the present application, but the present application can also be implemented in other manners different from those described herein; obviously, the embodiments described in the specification are only a part of the embodiments of the present application, and not all the embodiments.

[0030] The tooth anti-extraction device of the present application will be described below in combination with the drawings.

[0031] As shown in Figure 1 and Figure 2 , the tooth anti-extraction device of the present application can include a tooth fixing belt 1 and a ligation gun 2.

[0032] The tooth fixing belt 1 includes a loop ligature 10, a connecting rope 11 and an adhesive piece 12, wherein one end of the connecting rope 11 is fixedly connected with the loop ligature 10, and the other end of the connecting rope 11 is fixedly connected with the adhesive piece 12, wherein the loop ligature 10 extends in a flat shape along the X-axis direction, thereby being able to increase the contact area with the teeth and improve the stability during fixing the teeth, and the width of the loop ligature 10 is about 5mm. Figure 1

[0033] Further, as shown in Figure 1 , the loop ligature 10 and the connecting rope 11 are both elastic ropes, wherein the loop ligature 10 is designed as an elastic rope, which can well adapt to the shape and arrangement of different teeth, ensuring that the loop ligature 10 can be closely attached to the teeth and is not easy to fall off, and the elastic rope can adapt to the slight movement of the teeth, reduce the irritation and damage to the periodontal tissue, and at the same time provide sufficient support force to maintain the stability of the teeth, and the connecting rope 11 is an elastic rope with certain elongation, which can adapt to the teeth at different positions by elongating the connecting rope 11.

[0034] The ligation gun 2 includes a main body 20, a plurality of expansion rods 21 and a pressing rod 22, wherein one end of the plurality of expansion rods 21 is connected to the main body 20 through a torsion spring shaft 24 and is attached to the pressing rod 22, the other end of the expansion rod 21 is arranged outside the main body 20, one end of the pressing rod 22 is arranged in the main body 20 and can move up and down relative to the main body 20 to drive the plurality of expansion rods 21 to rotate relative to the main body 20.

[0035] Among them, as shown in Figure 1 and Figure 2 ​As shown, the expansion rods 21 gradually narrow from the direction of the main body 20 to the direction away from the main body 20, and the narrow design can provide more insertion space for avoiding the teeth when the ligation ring 10 is sleeved, especially in the case of irregular tooth shape, this design is particularly important, and can also reduce the compression and irritation of the teeth and gums during ligation.

[0036] Specifically, in the actual tooth fixing process, before anesthesia induction, the patient is instructed to open his mouth, the ligation ring 10 is sleeved on the plurality of expansion rods 21, and the lower rod 22 is manually controlled to move to drive the plurality of expansion rods 21 to rotate relative to the main body 20, expand the ligation ring 10, then control the ligation ring 10 to align with the loose tooth, and control the ligation ring 10 to sleeve onto the tooth, it is worth noting that for patients with loose tooth position too deep, the opening of the ligation gun 2 can still be accessed and ligated.

[0037] Then pull the connecting rope 11, and withdraw the ligation gun 2, and finally adhere the adhesive piece 12 to the appropriate position on the patient's face to prevent accidental pulling.

[0038] When removed after the operation, the patient can manually push the ligation ring 10 out of the tooth, pull it out with the connecting rope 11, or remove the ligation ring 10 with the help of the ligation gun 2. The ligation ring 10 is provided with the ligation gun 2, which can easily expand the ligation ring 10, facilitating the operation of sleeving and removing. The whole process is simple to operate, can quickly fix the tooth, is convenient to operate and install, and can effectively avoid the tooth falling caused by accidental pulling, solve the problems of ligation difficulty, ligation insecurity, no attachment point and removal difficulty in the manual ligation of the ligation rope in the prior art.

[0039] In an embodiment of the present application, as shown in Figure 1 and Figure 2 As shown, the first through hole 201 is formed at the top end of the main body 20, the second through hole 202 is formed at the bottom end of the main body 20, the cavity 200 is arranged inside the main body 20, and the first through hole 201 and the second through hole 202 are respectively communicated with the cavity 200.

[0040] It should be noted that the main body 20 includes an arc-shaped lower cover body, a T-shaped connecting shell and a transverse partition plate, which are sequentially communicated from bottom to top, and the diameter of the transverse partition plate is greater than that of the connecting shell, so that the relevant personnel can hold the transverse partition plate with the index finger and the middle finger, and press the lower rod 22 with the thumb, realizing single-handed operation control.

[0041] One end of the plurality of expansion rods 21 is arranged around the lower rod 22 for one turn, wherein the plurality of expansion rods 21 can be arranged at equal angles to make the ligation ring 10 expand more evenly.

[0042] The other end of the expansion rod 21 is provided with the second through hole 202, one end of the downward pressing rod 22 is conical and located in the cavity 200 and is attached to the plurality of expansion rods 21, the other end of the downward pressing rod 22 is provided with the first through hole 201, and the downward pressing rod 22 is movable up and down relative to the first through hole 201, wherein the conical end of the downward pressing rod 22 is changed in width with the up and down movement of the downward pressing rod 22, and the expansion degree of the expansion rod 21 is changed by the design of the conical end being narrow at the top and wide at the bottom, so that the size of the expansion opening of the expansion rod 21 is controlled.

[0043] Further, as shown in Figure 2 The expansion rod 21 is rotated relative to the second through hole 202, the expansion rod 21 is connected to the cavity 200 through the torsion spring rotating shaft 24, and the torsion spring rotating shaft 24 forces the expansion rod 21 to rotate in the direction of the downward pressing rod 22.

[0044] It should be noted that the torsion spring rotating shaft 24 is composed of a rotating shaft body and a torsion spring. The rotating shaft body is responsible for providing rotation support and guidance, and the torsion spring provides the necessary torque and reset function for the rotating shaft through its elastic deformation capability. Since it is prior art, it will not be described in detail here.

[0045] It can be understood that the torsion spring rotating shaft 24 can generate a torque in the direction of the downward pressing rod 22 for the expansion rod 21, so that the expansion rod 21 can always be attached to the surface of the downward pressing rod 22 during the movement of the downward pressing rod 22, and the height of the downward pressing rod 22 can be controlled to simultaneously adjust the angles of the plurality of expansion rods 21, and the torsion force can also cause the expansion rod 21 to expand the ligation ring 10.

[0046] In an embodiment of the present application, as shown in Figure 2 The ligation gun 2 further comprises a spring 23, one end of the spring 23 is fixed in the cavity 200, and the other end of the spring 23 is fixedly connected with the downward pressing rod 22. The spring 23 can provide elastic support and limiting for the downward pressing rod 22, and the elastic support of the spring 23 can control the height position of the downward pressing rod 22 by pressing with a single thumb, which greatly improves the convenience and efficiency of operation.

[0047] Specifically, the relevant personnel set the ligation ring 10 on the outer circle of the plurality of expansion rods 21, the index finger and the middle finger are placed on the main body 20, and the thumb is pressed on the downward pressing rod 22. The downward pressing rod 22 is pressed downward by the thumb, and the downward pressing rod 22 provides more rotating avoidance space for the expansion rod 21 due to the narrow top and wide bottom of the end of the downward pressing rod 22 close to the expansion rod 21, and the expansion rod 21 is deflected away from the end of the downward pressing rod 22 under the action of the torsion spring rotating shaft 24, so as to expand the ligation ring 10.

[0048] In an embodiment of the present application, as shown inFigure 1 As shown, the surface of the adhesive sheet 12 is attached with a release paper 120, the adhesive sheet 12 has certain adhesion, and the attachment of the release paper 120 can effectively prevent the surface of the adhesive sheet 12 from being contaminated by dust, dirt or other contaminants during production and storage. This ensures the cleanliness of the adhesive sheet 12 before use, improves the adhesion of the adhesive sheet 12, and facilitates subsequent use.

[0049] In an embodiment of the present application, as shown in Figure 1 and Figure 3 The tooth anti-falling device further comprises a limiting assembly 3, the limiting assembly 3 comprises a fixed block 30 and a threaded fastener 31, the fixed block 30 is provided with a first channel 300, a second channel 301 and a threaded hole 302, wherein the first channel 300 and the second channel 301 are arranged side by side, the threaded hole 302 is communicated with the second channel 301, the connecting rope 11 is inserted through the second channel 301 and is taken out from the first channel 300, and the threaded fastener 31 is threadedly connected in the threaded hole 302 and one end of the threaded fastener 31 abuts against the connecting rope 11.

[0050] Specifically, the length of the connecting rope 11 can be controlled by the limiting assembly 3, so that the length adjustment of the connecting rope 11 can adapt to teeth at different positions, that is, by rotating the threaded fastener 31 to abut against the connecting rope 11, the required length of the connecting rope 11 can be easily locked.

[0051] The tooth fixing belt 1 and the limiting assembly 3 can be selected as a disposable matched product, that is, the limiting assembly 3 is fixedly connected with the tooth fixing belt 1 in advance, and the whole is disposable, so as to ensure the sterile effect during use. Another design scheme is that the tooth fixing belt 1 is a disposable consumable, and the limiting assembly 3 is separated from the tooth fixing belt 1 in the initial state. The user (such as a doctor or a nurse) needs to install the limiting assembly 3 on the tooth fixing belt 1, the user only needs to adjust the position of the threaded fastener 31, then pinch the sleeve lacing ring 10 to pass through the second channel 301 and take it out from the first channel 300, so that the connecting rope 11 passes through the second channel 301 and the first channel 300 in a snake-shaped path in sequence, and the limiting assembly 3 can be fixed on the tooth fixing belt 1. If the user can operate reversely after use, the tooth fixing belt 1 can be pulled out of the limiting assembly 3, so as to realize the convenient separation of the two, and fully prepare for the next use or disinfection treatment.

[0052] Further, as shown in Figure 3As shown, the third through hole 303 is arranged between the first channel 300 and the second channel 301, and the third through hole 303 is coaxially arranged with the threaded hole 302, wherein it can be understood that the third through hole 303 can be arranged to press the connecting rope 11 in the second channel 301 into the third through hole 303 and press the connecting rope 11 in the first channel 300 by extrusion of the threaded fastener 31, thereby further improving the stability of the connecting rope 11 after length limiting and fixing.

[0053] In summary, the tooth anti-falling device can quickly fix the tooth, is convenient to operate and install, and can effectively avoid the tooth falling caused by mispulling.

[0054] It should be noted that in this document, relational terms such as“first” and“second”, and the like, are used solely to distinguish one entity or action from another entity or action, without necessarily requiring or implying any actual relationship or order between such entities or actions. Moreover, the terms“comprises”,“comprising”, or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. An element proceeded by“comprises a...” does not, without more constraints, exclude the existence of additional identical elements in the process, method, article, or apparatus that comprises the element.

[0055] The above description is merely one specific implementation of the present application, which enables those skilled in the art to understand or implement the present application. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present application. Therefore, the present application will not be limited to these embodiments described herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A tooth loss prevention device, characterized by, The tooth fixing band comprises a ligation ring, a connecting rope and an adhesive sheet, wherein one end of the connecting rope is fixedly connected with the ligation ring, and the other end of the connecting rope is fixedly connected with the adhesive sheet. The ligation gun comprises a main body, a plurality of expansion rods and a pressing rod, wherein one end of the plurality of expansion rods is connected with the main body through a torsion spring shaft and is in contact with the pressing rod, the other end of the expansion rod is arranged outside the main body, one end of the pressing rod is arranged in the main body and can move up and down relative to the main body to drive the plurality of expansion rods to rotate relative to the main body. The top end of the main body is provided with a first through hole, the bottom end of the main body is provided with a plurality of second through holes, and the inside of the main body is provided with a cavity, and the first through hole and the second through hole are in communication with the cavity respectively.

2. The tooth fall-out prevention device according to claim 1, wherein One end of the plurality of expansion rods is arranged around the pressing rod, the other end of the expansion rod is arranged outside the second through hole, one end of the pressing rod is conical and located in the cavity and in contact with the plurality of expansion rods, the other end of the pressing rod is arranged outside the first through hole, and the pressing rod can move up and down relative to the first through hole. The expansion rod rotates relative to the second through hole, the expansion rod is connected with the cavity through a torsion spring shaft, and the torsion spring shaft forces the expansion rod to rotate towards the pressing rod.

3. The tooth fall-out prevention device according to claim 2, wherein The ligation gun further comprises a spring, one end of the spring is fixed in the cavity, and the other end of the spring is fixedly connected with the pressing rod.

4. The tooth fall-out prevention device according to claim 2, wherein The expansion rod gradually narrows from the direction of the main body to the direction away from the main body.

5. The tooth fall-out prevention device according to claim 1 or 2, wherein The surface of the adhesive sheet is attached with a release paper.

6. The tooth fall-out prevention device according to claim 1, wherein The limiting assembly comprises a fixed block and a threaded fastener, the fixed block is provided with a first channel, a second channel and a threaded hole, the first channel is arranged side by side with the second channel, the threaded hole is in communication with the second channel, the connecting rope is arranged to pass through the second channel and then the first channel, the threaded fastener is screw-connected in the threaded hole, and one end of the threaded fastener abuts against the connecting rope.

7. The tooth fall-out prevention device according to claim 1, wherein The first channel and the second channel are provided with a third through hole, and the third through hole is coaxially arranged with the threaded hole. The ligation ring and the connecting rope are both elastic ropes.

8. The tooth fall-out prevention device according to claim 7, wherein ​ 9. The tooth fall-out prevention device according to claim 1, wherein ​

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