CN210843579U - Oral cavity mouth gag for tooth treatment - Google Patents

Abstract

The utility model discloses an oral cavity mouth gag for during tooth treatment, including two spinal branch vaulting poles, and the both ends of bracing piece are connected respectively, and the bracing piece homoenergetic can rotate round the junction, be provided with the stop gear who is used for injecing angle between two spinal branch vaulting poles on the bracing piece, the last straining device that is connected with of stop gear, and straining device is connected with the bracing piece, all be provided with connecting device on the bracing piece, and connecting device is connected with the bracing piece and can rotate round the junction, connecting device keeps away from the one end of being connected with the bracing piece and all installs the ware that struts, and the ware that struts can be close to or keep away from along with connecting device rotates the back. The utility model discloses a from the inside principle of strutting the oral cavity, operating personnel can control the dynamics of strutting, protects the patient oral cavity simultaneously, reaches moreover and to strut and can conveniently fix a position after the size, can not remove yet by the release hand, reduces the working strength that operating personnel kept the state hard for a long time.

Description

Oral cavity mouth gag for tooth treatment

Technical Field

The utility model relates to an oral treatment technical field, concretely relates to oral cavity mouth gag for during tooth treatment.

Background

Teeth in dentistry are highly calcified tissues with a certain shape in the mouth of humans and animals, and have the functions of chewing, helping pronunciation and maintaining the facial appearance. The tooth is the hardest organ in the human body and is divided into a crown, a neck and a root. It is also classified into enamel (enamel), dentin (dentin), pulp (nerve gland), etc. Teeth not only can chew food and help pronunciation, but also have great influence on the beauty of the face. The normal form and occlusion of the dental arch can make the face and lips and cheeks of a person full due to the support of teeth and alveolar bone. When people speak and smile, the people can show the health and beauty of the people by tidy and white teeth. Conversely, if the arch develops abnormally, the teeth are disorganized and misaligned, and the face looks uncoordinated. If too many teeth are missing, the lips and cheeks lose support and become depressed, which can make the face look pale and thin. Therefore, people often use teeth as one of the important signs for measuring body building.

Modern people pay more attention to the function and the beauty of teeth, when the teeth have lesions and need to be treated, a dentist is required to treat the teeth, and the teeth are positioned in the oral cavity, when the treatment is carried out in a hospital, the mouth needs to be opened, and the mouth is preferably grown to expose the teeth as much as possible for a doctor to carry out the treatment, but the mouth can not be kept open for a long time in a natural state due to the limitation of the temporomandibular relationship of the head of the human body, therefore, the instrument is needed to help, the current use is mostly in a pulling mode, after a doctor or a nurse stretches into the oral cavity by using the draw hook, the oral cavity of the patient is pulled to the two sides by force, although the oral cavity can be opened by the mode and the structure, but for the mode of outwards pulling, the dynamics of this kind of mode is difficult to control, causes patient's oral cavity injury easily, moreover need hold the apparatus by hand constantly and keep taut dynamics, troublesome poeration.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the adoption is pulled open the difficult control of oral cavity mode dynamics during current oral cavity tooth treatment, it is injured to cause the patient oral cavity easily, and need hold the apparatus constantly with the hand and keep taut dynamics, the troublesome poeration, its aim at provides an oral cavity mouth gag when being used for tooth treatment, this oral cavity mouth gag adopts from the inside principle of strutting the oral cavity, can control the dynamics of strutting, can protect the patient oral cavity, reach simultaneously and strut and can fix a position after the size, reduce the operation degree of difficulty.

The utility model discloses a following technical scheme realizes: oral cavity mouth gag for when tooth treatment, including two spinal branch vaulting poles, and the both ends of bracing piece are connected respectively, and the bracing piece homoenergetic can rotate round the junction, be provided with the stop gear who is used for injecing angle between two spinal branch vaulting poles on the bracing piece, the last straining device that is connected with of stop gear, and straining device is connected with the bracing piece, all be provided with connecting device on the bracing piece, and connecting device is connected with the bracing piece and can rotate round the junction, the one end that connecting device kept away from and is connected with the bracing piece all installs the ware that struts, and the ware that struts can be close to or keep away from along with connecting device rotates. At present, when the teeth are treated in a hospital, most of the physiological structural relations of the teeth are in the oral cavity, in order to treat the teeth, a patient needs to open the mouth and keep opening the mouth for a long time, actually, because the temporal jaw relation of the head of a human body is limited, the mouth cannot be kept open for a long time in a natural state, which causes troubles for the teeth treatment of a doctor, so that instruments or equipment are needed for guiding the teeth to help the oral cavity of the patient to open for a long time, the equipment is pulled open at present, the end part of the equipment is bent, and after the equipment is stretched into the oral cavity, the two hands of the patient are pulled outwards with force, so that the oral cavity of the patient is kept open, the doctor can treat the teeth in the oral cavity, but the structure and the mode need that the two hands of an operator cannot relax, the tightening force needs to be kept at any time, if the treatment, the oral cavity mouth gag for tooth treatment is designed to solve the problems that the oral cavity of a patient is painful and even injured due to improper pulling or excessive force exertion, the operation is troublesome and the operation intensity is increased, a limiting mechanism for limiting the angle between two supporting rods is arranged on the supporting rods to form the positioning when the supporting rods rotate, so that an operator can release the hands without moving after rotating in place, the labor intensity is reduced, the balanced force is kept, the oral cavity of the patient is protected, a tensioning mechanism is connected to the limiting mechanism and is connected with the supporting rods, and the positioning of the limiting mechanism is realized through the tensioning device, the protection is added after hands are loosened, and the expansion state change caused by the sliding of the limiting mechanism is prevented from influencing the treatment of doctors. All be provided with connecting device on the bracing piece, and connecting device and bracing piece are connected and can rotate round the junction, and the one end that connecting device kept away from to be connected with the bracing piece all installs the ware that struts, and struts the ware and can be close to or keep away from along with connecting device rotates the back. Through the rotation between two spinal branch vaulting poles, make connecting device also along with changing, connecting device drives the spreader and is close to or keeps away from the realization to the state of strutting in oral cavity, the doctor has sufficient visual angle to carry out the tooth treatment, the process of strutting simultaneously can last, the inside principle of strutting the oral cavity is followed to this scheme adoption, operating personnel can control the dynamics of strutting, protect patient's oral cavity simultaneously, reach and can conveniently fix a position after strutting the size, can not remove yet by the release hand, reduce the working strength that operating personnel kept the state of exerting oneself for a long time.

In order to drive the distracter to approach or leave the support rod to realize the distraction action of the oral cavity after the support rod is rotated, the support rod is provided with a first guide post which is vertically fixed with the support rod, a second guide post is arranged at the joint between the support rods, the orientation of the first guide post and the orientation of the second guide post are the same, a connecting device passes through the first guide post and the second guide post which are corresponding to each other and are respectively contacted with the first guide post or the second guide post when the connecting device rotates, the first guide post and the second guide post limit and guide the connecting device, so that the connecting device is limited and guided by the first guide post and the second guide post when the connecting device rotates along with the position change of the support rod, and finally the distracter can approach or leave the support rod to realize the distraction state, in order to ensure that the distraction can not generate interference, and the device after the oral cavity is ensured not to influence the visual angle of a doctor, the design of the distractor is required to be positioned outside an area formed by the supporting rods, meanwhile, the length of the distractor is required to be designed to be larger than the length of the first guide column and the length of the second guide column, only the distractor is in contact with the inner wall of the oral cavity of a patient, other parts cannot enter the oral cavity, and a disinfected protective sleeve can be sleeved on the distractor to clean and sanitation the oral cavity.

Further, stop gear includes spacing piece and stop collar, and spacing piece is connected and can rotate round the junction with one of them bracing piece, and the stop collar is installed on another bracing piece, and spacing piece passes the region that forms between stop collar and the bracing piece, and at spacing piece towards the one end indent that struts the ware and form a plurality of spacing tooth, along with spacing piece rotates round the junction with the bracing piece, and the stop collar can get into in the spacing tooth that corresponds. Utilize stop device to inject the oral cavity size of strutting, when needing to carry out rotation between the bracing piece, rotate spacing piece round the junction with the bracing piece, shift out the stop collar from former spacing tooth, along with rotate the back that targets in place between the bracing piece, rotate spacing piece round the junction with the bracing piece again, get into the spacing tooth that corresponds with the stop collar in, it is spacing and fixed to realize the angle, the ware of strutting can keep the size of strutting that corresponds, make things convenient for the doctor to treat.

In order to prevent the limiting sleeve from suddenly sliding out of the limiting teeth, a tensioning mechanism is designed, the tensioning mechanism is preferably a spring, two ends of the spring are respectively connected with the limiting sheet and the corresponding supporting rod, and the spring is located between the connecting positions of the limiting sheet and the supporting rod. Through the tensioning effect of spring, back in the spacing tooth that the stop collar got into to correspond, even if operating personnel releases the hand, the stop collar also can not follow the roll-off in the spacing tooth to fixing strutting the position, the security improves, and the stability and the convenience of operation have also obtained the improvement.

Compared with the prior art, the utility model, following advantage and beneficial effect have: the utility model discloses a from the inside principle of strutting the oral cavity, operating personnel can control the dynamics of strutting, protects the patient oral cavity simultaneously, reaches moreover and to strut and can conveniently fix a position after the size, can not remove yet by the release hand, reduces the working strength that operating personnel kept the state hard for a long time.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:

fig. 1 is a schematic structural diagram of the present invention.

Reference numbers and corresponding part names in the drawings:

1-spring, 2-pin shaft three, 3-limiting piece, 4-supporting rod one, 5-guiding column one, 6-spreader, 7-guiding column two, 8-connecting device, 9-pin shaft two, 10-pressing plate, 11-supporting rod two, 12-limiting sleeve, 13-limiting tooth and 14-pin shaft one.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.

Examples

As shown in fig. 1, the oral cavity mouth gag for dental treatment comprises two support rods, which are named as a first support rod 4 and a second support rod 11 for convenience of description, wherein both ends of the first support rod 4 and the second support rod 11 are designed to be of a bent structure, and the first support rod 4 and the second support rod 11 can be regarded as symmetrical along a connecting line of a joint after combination, so that a space is formed between the middle part of the first support rod 4 and the middle part of the second support rod 11 to rotate, first pin shafts 14 are respectively arranged at both ends of the first support rod 4, the first pin shafts 14 respectively penetrate through corresponding ends of the second support rod 11, and the first support rod 4 and the second support rod 11 can rotate. The supporting rods are provided with limiting mechanisms for limiting the angle between the two supporting rods, in order to ensure the limiting stability, the limiting mechanisms are designed with two groups of same structures, each limiting mechanism comprises a limiting piece 3 and a limiting sleeve 12, each limiting piece 3 is provided with a pin shaft III 2, the pin shafts III 2 penetrate through the limiting pieces 3 and the supporting rods I4, the limiting pieces 3 can rotate around the axes of the corresponding pin shafts III 2, the limiting sleeves 12 are all arranged on the supporting rods II 11, the limiting pieces 3 penetrate through the areas formed between the corresponding limiting sleeves 12 and the corresponding supporting rods II 11, one ends of the limiting pieces 3, far away from the pin shafts III 2, protrude to form a pressing plate 10, the finger contact of an operator can press the limiting pieces 3 forcibly, the limiting pieces 3 can rotate conveniently, one ends of the limiting pieces 3, facing the distractor 6, are concave to form a plurality of limiting teeth 13, the limiting teeth 13 are the same as limiting grooves, after the first support rod 4 and the second support rod 11 rotate around the corresponding first pin 14, the limiting piece 3 rotates around the axis of the corresponding third pin 2 to enable the limiting sleeve 12 to enter the corresponding limiting tooth 13 to achieve limiting fixation again.

In order to prevent the limiting sheet 3 from sliding, a tensioning mechanism is arranged on the limiting sheet 3, the tensioning mechanism is preferably a spring 1, and two ends of the spring 1 are respectively connected with the limiting sheet 3 and the first support rod 4. The spring 1 is kept in a stretching state all the time, so that the limiting sheet 3 can be pulled, and the limiting sheet cannot slide after the hand is loosened. The spring 1 is positioned between the limiting piece 3 and the first pin shaft 14 according to the function.

In order to realize the spreading action, a connecting device 8 is respectively arranged on a first support rod 4 and a second support rod 11, the middle part of the connecting device 8 is bent, the connecting line of the two ends and the center forms an included angle of 120-150 degrees, when in assembly, the centers of the connecting devices 8 are close, so that the ends are far away from each other, one end of each connecting device 8 is provided with a second pin shaft 9, the second pin shaft 9 passes through the connecting device 8 and the corresponding first support rod 4 or second support rod 11, the connecting device 8 can rotate around the axis of the corresponding second pin shaft 9, one end of each connecting device 8 far away from the second pin shaft 9 is provided with a spreader 6, each spreader 6 is of a plate-shaped structure, each spreader 6 is positioned outside the area formed by the first support rod 4 and the second support rod 11, the first support rod 4 and the second support rod 11 are respectively provided with a first guide column 5, the first guide column 5 is, the first pin roll 14 close to the spreader 6 in the first pin roll 14 is provided with a second guide column 7, the orientation of the second guide column 7 is the same as that of the first guide column 5, the length of the spreader 6 is greater than that of the first guide column 5 and that of the second guide column 7, the second pin roll 9 is located between the first guide column 5 and the close pin roll three 2, the connecting device 8 penetrates between the corresponding first guide column 5 and the second guide column 7, and is in contact with the corresponding first guide column 5 or the second guide column 7 respectively to conduct guiding and limiting along with the rotation of the connecting device 8, so that the spreader 6 is close to or away from each other, and spreading is achieved.

The utility model discloses a concrete use is: an operator sleeves the sterile disposable protective sleeve on the spreader 6, inserts the spreader 6 into the oral cavity of a patient, holds the first support rod 4 and the second support rod 11 by hands, presses down the pressing plate 10 with fingers to enable the limiting piece 3 to rotate around the axis of the corresponding pin shaft three 2, moves the limiting sleeve 12 out of the limiting teeth 13, releases the limiting state, enables the limiting piece 3 to move in the limiting sleeve 12, then tightly grips the first support rod 4 and the second support rod 11 with force to enable the first support rod 4 and the second support rod 11 to rotate around the first pin shaft 14 to enable the first support rod 4 and the second support rod 11 to approach each other, in the process, the fingers keep pressing the pressing plate 10, the connecting device 8 gradually contacts with the second guide post 7 and the first guide post 5, and along with continuous rotation, the connecting device 8 is limited by the second guide post 7 and the first guide post 5 to generate rotation around the pin shaft two 9, by utilizing the assembly characteristic that the centers of the connecting devices 8 are close to each other and the ends are far away from each other, the distractor 6 moves away from each other along with the mutual approach of the first support rod 4 and the second support rod 11, the oral cavity is distracted outwards, after reaching a proper distraction size, the force is firstly maintained, the pressure plate 10 is loosened by the fingers of an operator, under the action of the spring 1, the limiting sheet 3 rotates around the axis of the corresponding pin shaft three 2, the limiting sleeve 12 is clamped into the corresponding limiting teeth 13 again, the hand is loosened, due to the matching of the limiting teeth 13 and the limiting sleeve 12, and the tensioning action of the spring 1 is added, so that the position of the distractor 6 at the moment is not changed, the distraction size is fixed, a doctor can treat the teeth, and the distraction force can be controlled by the operator, the oral cavity of the patient is protected at the same time, and the positioning can be conveniently carried out after reaching the distraction size, the hands can be released without moving, and the working strength of the operator in a force-applying state for a long time is reduced.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (6)

1. A oral cavity mouth gag for when tooth treatment, a serial communication port, including two spinal branch vaulting poles, and the both ends of bracing piece are connected respectively, and the bracing piece all can rotate round the junction, be provided with the stop gear who is used for injecing the angle between two spinal branch vaulting poles on the bracing piece, the last straining device that is connected with of stop gear, and straining device is connected with the bracing piece, all be provided with connecting device (8) on the bracing piece, and connecting device (8) are connected with the bracing piece and can rotate round the junction, one end of being connected with the bracing piece is kept away from in connecting device (8) all installs spreader (6), and spreader (6) can be close to or keep away from along with connecting device (8) rotate the back.

2. The oral cavity mouth gag used in tooth treatment according to claim 1, characterized in that the supporting rods are provided with a first guide post (5), the first guide post (5) is vertically fixed with the supporting rods, a second guide post (7) is arranged at the joint between the supporting rods, the orientation of the first guide post (5) and the orientation of the second guide post (7) are the same, and the connecting device (8) passes through the space between the corresponding first guide post (5) and the corresponding second guide post (7) and contacts with the corresponding first guide post (5) or the corresponding second guide post (7) when rotating along with the connecting device (8).

3. The oral cavity mouth gag used in tooth treatment according to claim 2, characterized by that, the spreader (6) is located outside the area formed by the support bar and the length of the spreader (6) is longer than the length of the guide post one (5) and the length of the guide post two (7).

4. The oral cavity mouth gag used in tooth treatment according to claim 1, characterized in that the limiting mechanism comprises a limiting piece (3) and a limiting sleeve (12), wherein the limiting piece (3) is connected with one of the support rods and can rotate around the joint, the limiting sleeve (12) is installed on the other support rod, the limiting piece (3) passes through the area formed between the limiting sleeve (12) and the support rod, a plurality of limiting teeth (13) are formed at the end of the limiting piece (3) facing the distractor (6) in a concave manner, and the limiting sleeve (12) can enter the corresponding limiting teeth (13) as the limiting piece (3) rotates around the joint with the support rod.

5. The oral cavity mouth gag used in tooth treatment according to claim 4, characterized in that the tensioning mechanism is a spring (1), and two ends of the spring (1) are respectively connected with the limiting piece (3) and the corresponding support rod.

6. The oral cavity mouth gag used in dental treatment according to claim 5, characterized by the fact that the spring (1) is located between the stop plate (3) and the connection between the support rods.

Images