Adjustable oral retractor

Abstract

The utility model discloses an adjustable oral retractor. The adjustable oral retractor comprises a first pull rope, two oral corner retractor bodies and at least one lip system retractor body. The lip system drag hook comprises a plastic rod, an inner lip piece and an outer lip piece. The inner lip piece and the outer lip piece are arranged in the circumferential direction of the plastic rod; the two mouth angle drag hooks are oppositely arranged and are fixedly connected with the two ends of the plastic rod respectively; one end of the first pull rope is connected with the lip outer piece. According to the oral corner retractor, the problem that in the prior art, due to the fact that the upper lip and the lower lip of a patient are not enough in traction, the frenum of the upper lip and the frenum of the lower lip cannot be shot clearly during oral cavity shooting is solved, traction on the lip frenum part of the oral cavity of the patient is achieved, and therefore oral cavity shooting of the patient is clearer.

Description

Technical Field

[0001] The present application relates to the technical field of medical devices, and in particular to an adjustable oral retractor. Background Art

[0002] During oral diagnosis and treatment, it is often necessary to take photos of the inside of the patient's mouth. Generally, a frontal bite photo of the patient, as well as a maxillary opening photo and a mandibular opening photo are required to determine the patient's condition. In the prior art, two mouth corner retractors are generally used to pull open the patient's mouth corners. The mouth corner retractor consists of a retractor body and a retractor handle. The retractor body has an arc-shaped groove. When the mouth corner retractor is used, the arc-shaped groove is placed at the patient's mouth corner to support the patient's mouth so that a camera can be used to take photos of the inside of the patient's mouth.

[0003] When taking a frontal bite photo of a patient, the mouth retractors on both sides need to be placed horizontally. When taking a photo of the patient's upper jaw opening, the mouth retractors on both sides need to be tilted upward 45 degrees. When taking a photo of the lower jaw opening, the mouth retractors on both sides need to be tilted downward 45 degrees. However, the existing mouth retractors have the problem that some parts of the patient's upper and lower lips are not pulled enough, resulting in unclear upper and lower lip frenulum when taking photos. Utility Model Content

[0004] The embodiment of the present application provides an adjustable oral retractor to solve the problem in the prior art that some parts of the upper and lower lips of the patient are not pulled enough, resulting in unclear upper and lower lip frenulum when oral photography. The embodiment of the present application achieves pulling of the lip frenulum of the patient's mouth, thereby achieving clearer oral photography of the patient.

[0005] An embodiment of the utility model provides an adjustable oral hook, comprising a first pull rope, two mouth corner pull hooks and at least one lip pull hook; the lip pull hook comprises a plastic rod, an inner lip piece and an outer lip piece; the inner lip piece and the outer lip piece are arranged along the circumference of the plastic rod; the two mouth corner pull hooks are arranged opposite to each other, and the ends of the two mouth corner pull hooks are respectively fixedly connected to the two ends of the plastic rod; one end of the first pull rope is connected to the outer lip piece.

[0006] In a possible implementation, the outer lip piece is provided with an adjustment device, and the adjustment device can adjust the size of the outer lip piece in the length direction of the plastic rod.

[0007] In a possible implementation, the adjustment device includes an adjustment plate and an adjustment push block; the adjustment plate is fixedly connected to the adjustment push block; the lip outer plate is provided with a mounting groove, the adjustment push block is arranged in the mounting groove, and the adjustment push block can slide in the mounting groove; the adjustment plate is arranged inside the lip outer plate, and the adjustment plate can slide inside the lip outer plate.

[0008] In a possible implementation, a headband is further included; one end of the first pull rope is connected to the lip outer piece, and the other end of the first pull rope is connected to the headband.

[0009] In a possible implementation, it also includes a second pull rope and a handle; the number of the lip tie hooks is two, and the two lip tie hooks are arranged opposite to each other; one end of the first pull rope is connected to one of the lip outer pieces, and the other end of the first pull rope is connected to the headband; one end of the second pull rope is connected to the other lip outer piece, and the other end of the second pull rope is connected to the handle.

[0010] In a possible implementation, the end of the mouth corner hook close to the lip tie hook is provided with a first adjustment hole and a second adjustment hole; the first adjustment hole and the second adjustment hole are both matched with the plastic rod.

[0011] In a possible implementation, one end of the headband is provided with a plurality of third adjustment holes, and the other end of the headband is provided with protrusions that cooperate with the third adjustment holes.

[0012] One or more technical solutions provided by this application have at least the following technical effects:

[0013] The embodiment of the utility model adopts two mouth corner pullers, lip tie pullers and a first pull rope, wherein the lip tie pullers include a plastic rod, an inner lip piece and an outer lip piece, the plastic rod is fixedly connected to the inner lip piece and the outer lip piece respectively, when the lip tie part is pulled, the inner lip piece is set inside the patient's lips, and the outer lip piece is set outside the patient's lips; the two mouth corner pullers are arranged oppositely, and the two mouth corner pullers are fixedly connected to the two ends of the plastic rod respectively, thereby realizing the fixed connection of the lip tie pullers with the two mouth corner pullers respectively, and the two mouth corner pullers can pull the patient's mouth corners; wherein one end of the first pull rope is connected to the outer lip piece, and the lip tie part of the patient can be pulled open by pulling the lip tie pullers by the first pull rope, thereby achieving the purpose of pulling the patient's mouth corners and lip tie part at the same time. The present application solves the problem in the prior art that the upper and lower lips of the patient are not pulled enough by the mouth corner pullers, resulting in unclear upper and lower lip frenulum shots when the oral cavity is photographed, and realizes pulling the lip tie part of the patient's oral cavity, so that the patient's oral cavity is shot more clearly. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the description of the embodiments of the utility model will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0015] Figure 1An axonometric diagram of an adjustable oral retractor provided in an embodiment of the present application;

[0016] Figure 2 An axonometric view of a lip tie hook provided in an embodiment of the present application;

[0017] Figure 3 An axonometric view of a mouth hook provided in an embodiment of the present application;

[0018] Figure 4 A front view schematic diagram of an adjustable oral retractor provided in an embodiment of the present application;

[0019] Figure 5 A schematic diagram of an upper jaw photograph of an adjustable oral retractor provided in an embodiment of the present application;

[0020] Figure 6 A schematic diagram of a mandibular photograph of an adjustable oral retractor provided in an embodiment of the present application.

[0021] Icons: 1-mouth corner hook; 11-first adjustment hole; 12-second adjustment hole; 2-lip hook; 21-plastic rod; 22-lip inner piece; 23-lip outer piece; 231-installation slot; 3-adjustment device; 31-adjustment piece; 32-adjustment push block; 4-first pull rope; 5-second pull rope; 6-handle; 7-headband; 71-third adjustment hole. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] In the description of the embodiments of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the embodiments of the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. The terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In addition, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be a connection between the two elements. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present utility model can be understood according to specific circumstances.

[0024] The utility model embodiment provides an adjustable oral retractor, such as Figure 1 As shown, it includes a first pull rope 4, two mouth corner pull hooks 1 and at least one lip pull hook 2; the lip pull hook 2 includes a plastic rod 21, an inner lip piece 22 and an outer lip piece 23; the inner lip piece 22 and the outer lip piece 23 are arranged along the circumference of the plastic rod 21; the two mouth corner pull hooks 1 are arranged opposite to each other, and the ends of the two mouth corner pull hooks 1 are respectively fixedly connected to the two ends of the plastic rod 21; one end of the first pull rope 4 is connected to the outer lip piece 23.

[0025] Exemplarily, the inner lip piece 22 and the outer lip piece 23 are both fixedly connected to the plastic rod 21, and the inner lip piece 22 and the outer lip piece 23 are radially fitted with the plastic rod 21. The inner lip piece 22 and the outer lip piece 23 may also have a certain distance in the radial direction of the plastic rod 21. The inner lip piece 22 and the outer lip piece 23 are both made of plastic or other replaceable materials, which mainly meet the material requirements of medical devices and have a certain ductility and softness.

[0026] Exemplarily, two mouth corner pull hooks 1 are arranged opposite to each other, and can pull the corners of the patient's mouth, and the angle can be manually adjusted as needed. The ends of the two mouth corner pull hooks 1 are fixedly connected to the two ends of the plastic rod 21 respectively, and the connection method can be a threaded connection method, and its length can be adjusted by a nut as needed. After the two mouth corner pull hooks 1 are fixed to the plastic rod 21, the plastic rod 21 will not rotate, so that when the lip outer piece 23 is pulled by the first pull rope 4, the lip inner piece 22 will not shift.

[0027] Exemplarily, two first pull ropes 4 are provided, and the two first pull ropes 4 are spaced apart in the length direction of the lip outer piece 23 , and one end of the two first pull ropes 4 is fixedly connected to the lip outer piece 23 .

[0028] In the present application embodiment, Figure 2 As shown, the outer lip piece 23 is provided with an adjusting device 3 , and the adjusting device 3 can adjust the size of the outer lip piece 23 in the length direction of the plastic rod 21 .

[0029] For example, medical personnel can adjust the length of the outer lip piece 23 according to the patient's age or oral size, so as to better meet the needs of oral photography.

[0030] In the present application embodiment, Figure 2 As shown, the adjusting device 3 includes an adjusting piece 31 and an adjusting push block 32; the adjusting piece 31 is fixedly connected to the adjusting push block 32; the lip outer piece 23 is provided with a mounting groove 231, the adjusting push block 32 is arranged in the mounting groove 231, and the adjusting push block 32 can slide in the mounting groove 231; the adjusting piece 31 is arranged inside the lip outer piece 23, and the adjusting piece 31 can slide inside the lip outer piece 23.

[0031] Exemplarily, the adjustment piece 31 is made of plastic or other replaceable materials, which mainly meet the material requirements of medical devices and have certain ductility and softness.

[0032] Exemplarily, the adjustment piece 31 is arranged inside the lip outer piece 23 and can slide inside the lip outer piece 23. The adjustment push block 32 is arranged in the mounting groove 231, and the adjustment piece 31 is fixedly connected to the adjustment push block 32. The adjustment push block 32 can be manually slid to make the adjustment piece 31 slide inside the lip outer piece 23, thereby achieving the purpose of adjusting the length of the lip outer piece 23. Medical staff can adjust the length of the lip outer piece 23 according to the patient's age or oral size, which can better meet the needs of oral photography.

[0033] In the present application embodiment, Figure 1 and Figure 2 As shown, a headband 7 is also included; one end of the first pull cord 4 is connected to the lip outer piece 23, and the other end of the first pull cord 4 is connected to the headband 7.

[0034] Exemplarily, the two ends of the first pull rope 4 are respectively connected to the outer lip piece 23 and the headband 7, wherein the outer lip piece 23 connected to the headband 7 through the first pull rope 4 is generally the outer lip piece 23 close to the upper lip. The first pull rope 4 can be pulled by the headband 7, so that the outer lip piece 23 can pull open the patient's lip tie area. With the cooperation of the mouth corner retractor 1, the purpose of simultaneously pulling open the patient's mouth corners and lip tie areas is achieved.

[0035] In the present application embodiment, Figure 1As shown, it also includes a second pull rope 5 and a handle 6; two lip pull hooks 2 are provided, and the two lip pull hooks 2 are arranged opposite to each other; the two lip pull hooks 2 each include a plastic rod 21, a lip inner piece 22 and a lip outer piece 23. One end of the first pull rope 4 is connected to one of the lip outer pieces 23, and the other end of the first pull rope 4 is connected to the headband 7; one end of the second pull rope 5 is connected to the other lip outer piece 23, and the other end of the second pull rope 5 is connected to the handle 6.

[0036] Exemplarily, two lip hooks 2 are provided, namely a lip hook 2 close to the upper lip and a lip hook 2 close to the lower lip. Both lip hooks 2 include a plastic rod 21 , an inner lip sheet 22 and an outer lip sheet 23 .

[0037] Exemplarily, the lip outer piece 23 near the upper lip is connected to one end of the first pull rope 4, and the other end of the first pull rope 4 is connected to the headband 7. The first pull rope 4 can be pulled by the headband 7, so that the lip outer piece 23 near the upper lip can pull open the patient's lip tie area.

[0038] Exemplarily, the lip outer piece 23 near the lower lip is connected to one end of the second pull rope 5, and the other end of the second pull rope 5 is connected to the handle 6. The second pull rope 5 is manually pulled by the handle 6, so that the lip outer piece 23 near the lower lip can pull open the patient's lip tie area.

[0039] Exemplarily, two first pull ropes 4 are provided, and the two first pull ropes 4 are spaced apart in the length direction of the outer lip piece 23 , one end of the two first pull ropes 4 are fixedly connected to the outer lip piece 23 , and the other end of the two first pull ropes 4 are fixedly connected to the headband 7 .

[0040] Exemplarily, two second pull ropes 5 are provided, and the two second pull ropes 5 are spaced apart in the length direction of the lip outer piece 23 , one end of the two second pull ropes 5 are fixedly connected to the lip outer piece 23 , and the other end of the two second pull ropes 5 are fixedly connected to the handle 6 .

[0041] In the present application embodiment, Figure 3 , Figure 4 , Figure 5 and Figure 6 As shown, the end of the mouth corner hook 1 close to the lip tie hook 2 is provided with a first adjustment hole 11 and a second adjustment hole 12 ; the first adjustment hole 11 and the second adjustment hole 12 are both matched with the plastic rod 21 .

[0042] Exemplarily, both ends of the mouth hook 1 close to the lip hook 2 are provided with a first adjustment hole 11 and a second adjustment hole 12, and the length of the lip hook 2 can be adjusted through the first adjustment hole 11 and the second adjustment hole 12 to adapt to different shooting scenes.

[0043] For example, Figure 4As shown, when photographing the front of the patient's oral cavity, the plastic rod 21 near the upper lip and the plastic rod 21 near the lower lip cooperate with the first adjustment hole 11 of the mouth corner hook 1, the two lip hooks 2 are placed horizontally, and the mouth corner hooks 1 are arranged relatively parallel. At this time, the outer lip surface of the lip hook 2 is the longest. The headband 7 pulls the first pull rope 4 and the second pull rope 5 is manually pulled, so that the two lip outer pieces 23 can pull open the patient's lip tie area. With the cooperation of the mouth corner hook 1, the purpose of pulling open the patient's mouth corner and lip tie area at the same time is achieved, meeting the patient's oral front photography needs.

[0044] For example, Figure 5 As shown, when taking a maxillary photo of a patient, the plastic rod 21 near the upper lip cooperates with the second adjustment hole 12 of the mouth corner hook 1, and only the lip hook 2 near the upper lip is used. The lip hook 2 is placed horizontally, and the two mouth corner hooks 1 are tilted toward the headband 7, and the angle between the two mouth corner hooks 1 is less than 180°. At this time, the length of the lip hook 2 is shortened, and the first pull rope 4 is pulled by the headband 7, so that the lip outer piece 23 can pull open the upper lip tie part of the patient. With the cooperation of the mouth corner hook 1, the purpose of pulling open the patient's mouth corner and upper lip tie part at the same time is achieved, meeting the patient's oral maxillary photography needs.

[0045] For example, Figure 6 As shown, when taking a photo of the patient's mandible, the plastic rod 21 near the lower lip cooperates with the second adjustment hole 12 of the mouth corner retractor 1, and only the lip retractor 2 near the lower lip is used. The lip retractor 2 is placed horizontally, and the two mouth corner retractors 1 are tilted toward the handle 6, and the angle between the two mouth corner retractors 1 is less than 180°. At this time, the length of the lip retractor 2 is shortened, and the second pull rope 5 is pulled by the handle 6, so that the lip outer piece 23 can pull the patient's lower lip tie part. With the cooperation of the mouth corner retractor 1, the purpose of pulling the patient's mouth corner and lower lip tie part at the same time is achieved, meeting the patient's oral mandibular photography needs.

[0046] In the present application embodiment, Figure 1 As shown, one end of the headband 7 is provided with a plurality of third adjustment holes 71 , and the other end of the headband 7 is provided with protrusions that match with the third adjustment holes 71 .

[0047] Exemplarily, the size of the headband 7 can be adjusted through the third adjustment hole 71, and medical staff can adjust the size of the headband 7 according to the patient's condition, so as to better meet the needs of oral photography.

[0048] The various embodiments in this specification are described in a progressive manner, and the same or similar parts between the various embodiments can be referenced to each other. Each embodiment focuses on the differences from other embodiments.

[0049] The above embodiments are only used to illustrate the technical solutions of the present application, rather than to limit the present application. Although the present application has been described in detail with reference to the aforementioned embodiments, a person of ordinary skill in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some or all of the technical features thereof may be replaced by equivalents. However, these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the scope of the technical solutions of the present application.

Claims

1. An adjustable oral retractor, characterized in that: It comprises a first drawstring (4), two mouth corner draw hooks (1) and at least one lip draw hook (2); The lip hook (2) comprises a plastic rod (21), an inner lip piece (22) and an outer lip piece (23); The inner lip piece (22) and the outer lip piece (23) are arranged along the circumference of the plastic rod (21); The two mouth corner pull hooks (1) are arranged opposite to each other, and the ends of the two mouth corner pull hooks (1) are respectively connected to the two ends of the plastic rod (21); One end of the first draw cord (4) is connected to the lip outer piece (23).

2. The adjustable oral retractor according to claim 1, characterized in that: The outer lip piece (23) is provided with an adjusting device (3), and the adjusting device (3) is capable of adjusting the size of the outer lip piece (23) in the length direction of the plastic rod (21).

3. The adjustable oral retractor according to claim 2, characterized in that: The adjusting device (3) comprises an adjusting sheet (31) and an adjusting push block (32); The adjusting piece (31) is fixedly connected to the adjusting push block (32); The lip outer piece (23) is provided with a mounting groove (231), the adjusting push block (32) is arranged in the mounting groove (231), and the adjusting push block (32) can slide in the mounting groove (231); The regulating piece (31) is arranged inside the outer lip piece (23), and the regulating piece (31) can slide inside the outer lip piece (23).

4. The adjustable oral retractor according to claim 1, characterized in that: Also includes a headband (7); One end of the first pull cord (4) is connected to the lip outer piece (23), and the other end of the first pull cord (4) is connected to the headband (7).

5. The adjustable oral retractor according to claim 4, characterized in that: It also includes a second pull rope (5) and a handle (6); The lip-tie hooks (2) are provided in two numbers, and the two lip-tie hooks (2) are arranged opposite to each other; One end of the first pull rope (4) is connected to one of the lip outer pieces (23), and the other end of the first pull rope (4) is connected to the headband (7); One end of the second pull rope (5) is connected to the other lip outer piece (23), and the other end of the second pull rope (5) is connected to the handle (6).

6. The adjustable oral retractor according to claim 1, characterized in that: The end of the mouth corner hook (1) close to the lip hook (2) is provided with a first adjustment hole (11) and a second adjustment hole (12); The first adjustment hole (11) and the second adjustment hole (12) both cooperate with the plastic rod (21).

7. The adjustable oral retractor according to claim 4, characterized in that: One end of the headband (7) is provided with a plurality of third adjustment holes (71), and the other end of the headband (7) is provided with a protrusion that matches the third adjustment holes (71).

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