Oral and maxillofacial dilator
By designing an adjustable oral and maxillofacial retractor, the problems of inconvenient angle adjustment and cumbersome fixation of existing retractors are solved, realizing convenient adjustment of the retractor and expansion of the observation area, thereby improving the efficiency and asepticity of laparoscopic surgery.
Patent Information
- Application Number
- CN202422551434.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-22
- Publication Date
- 2025-10-17
- Estimated Expiration
- 2034-10-22
AI Technical Summary
Existing oral and maxillofacial retractors cannot be easily adjusted in angle, the suspension arm fixation procedure is cumbersome, and it is not conducive to aseptic operation during surgery, which consumes the physical strength of doctors and cannot meet the expansion needs of laparoscopic surgery.
An oral and maxillofacial retractor was designed. The opening degree and length of the retractor are adjusted by the first adjustment component and the telescopic positioning component to adapt to different lesion depths. A positioning hole is set on the mounting part to fix the endoscope, simplifying the operation process.
It enables convenient adjustment of the retractor, saves manpower, expands the observation area, simplifies surgical procedures, and improves the efficiency and asepticity of laparoscopic surgery.
Smart Images
Figure CN223438653U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to the auxiliary medical appliance field, concretely relates to a mouth cavity and maxillofacial distraction device. BACKGROUND
[0002] In recent years, the surgical procedure under the endoscope in the oral and maxillofacial surgery develops rapidly, so that most of the incisions of the maxillofacial surgery are transferred to the occipital region which is more difficult to find. Unlike the endoscopic surgery in the gastrointestinal surgery which uses inflation to expand the abdominal wall for the convenience of operation, the oral and maxillofacial surgery needs to keep an open window, which makes it impossible to expand the surgical area by inflation. The existing expansion method basically relies on the setting of a suspension arm traction (without the need for hand pulling) or manual traction of the skin, and the fan-shaped plate presses the subcutaneous tissue to complete. The existing tools are not convenient to adjust the angle, the suspension arm fixing procedure is complicated and is not conducive to the sterile operation of the surgery, and the endoscopic surgery often needs to take several hours to complete, which is a test of the physical strength of the physician.
[0003] Therefore, it is an urgent problem to be solved to design a mouth cavity and maxillofacial distraction device which can conveniently adjust the size of the distraction device, save manpower, expand the observation area, and facilitate observation and surgical operation. CONTENT OF THE UTILITY MODEL
[0004] Therefore, the utility model provides a mouth cavity and maxillofacial distraction device which can conveniently adjust the size of the distraction device, save manpower, expand the observation area, and facilitate observation and surgical operation.
[0005] The utility model provides a first technical scheme:
[0006] A mouth cavity and maxillofacial distraction device, which comprises a first distraction assembly, a second distraction assembly, a first adjusting assembly, a second adjusting assembly, a first telescopic positioning piece and a second telescopic positioning piece, wherein the first distraction assembly and the second distraction assembly are arranged at an angle and enclose an observation hole; the first distraction assembly is rotatable away from the second distraction assembly, and the first distraction assembly and the second distraction assembly are slidably connected through the second adjusting assembly; the first adjusting assembly is rotatably connected with the first distraction assembly; the first telescopic positioning piece is connected with the first distraction assembly; and the second telescopic positioning piece is connected with the second distraction assembly.
[0007] Further, the first distraction assembly comprises a first distraction part, a mounting part and a first hand-held part; the first distraction part is connected with one end of the mounting part; and the first hand-held part and the first adjusting assembly are rotatably connected with the other end of the mounting part away from the first distraction part, so that the mounting part and the first distraction part are rotatable away from the second distraction assembly.
[0008] Further, the first adjusting assembly comprises a pressing part and a first adjusting part; one end of the pressing part is rotatably connected with the first hand-held part and the mounting part; the first adjusting part is adjustably connected with the pressing part and abuts against the first hand-held part to adjust the rotation of the mounting part driven by the pressing part.
[0009] Further, the second expanding assembly comprises a second expanding part and a second hand-held part, the second expanding part is connected with the second hand-held part, and the second hand-held part is slidably connected with the first hand-held part.
[0010] Further, the second adjusting assembly comprises a connecting part and a second adjusting part, one end of the connecting part is connected with the second hand-held part, the other end of the connecting part is connected with one end of the second adjusting part, and the other end of the second adjusting part away from the connecting part is slidably connected with the first hand-held part.
[0011] Further, the first telescopic positioning member is clamped with the first expanding part to adjust the length of the first expanding part.
[0012] Further, the length of the first expanding part ranges from 5cm to 11cm.
[0013] Further, the second telescopic positioning member is clamped with the second expanding part to adjust the length of the second expanding part.
[0014] Further, the length of the second expanding part ranges from 5cm to 11cm.
[0015] Further, the first expanding part and the second expanding part are outwardly curved.
[0016] Further, two positioning holes are symmetrically arranged on the mounting part.
[0017] Further, a metal thin tube is further arranged, and the metal thin tube is connected with one side of the mounting part.
[0018] The utility model discloses the beneficial effect lies in:
[0019] The first adjusting assembly can adjust the opening and closing degree between the first expanding part and the second expanding part to expand the skin of the maxillofacial part, and the length of the first expanding part and the second expanding part can be respectively adjusted through the first telescopic positioning member and the second telescopic positioning member to adapt to different lesion depths. Two positioning holes are symmetrically arranged on the mounting part, and the endoscope of the laparoscope instrument can be fixed through the steel wire during the operation, and the doctor only needs to adjust the angle and does not need to maintain the endoscope. The size of the expander can be conveniently adjusted, manpower can be saved, the observation area can be expanded, and observation and operation can be conveniently performed. DRAWINGS
[0020] Figure 1 It is a first perspective view of the oral maxillofacial expander.
[0021] Figure 2 Figure 2 is a second perspective view of the oral and maxillofacial distractor according to an embodiment of the present application.
[0022] Reference signs:
[0023] 1, first distraction assembly; 11, first distraction portion; 12, mounting portion; 13, first hand-held portion; 14, observation hole; 15, positioning hole; 2, second distraction assembly; 21, second distraction portion; 22, second hand-held portion; 3, first adjustment assembly; 31, pressing portion; 32, first adjustment portion; 4, second adjustment assembly; 41, connecting portion; 42, second adjustment portion; 5, first telescopic positioning member; 6, second telescopic positioning member; 7, metal thin tube. DETAILED DESCRIPTION
[0024] In order to make the objectives, technical solutions and advantages of the embodiments of the present application clearer, the following will clearly and completely describe the technical solutions in the embodiments of the present application with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application but not all the embodiments. The components of the embodiments of the present application described and shown in the drawings can be arranged and designed in various different configurations.
[0025] Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work are within the scope of protection of the present application.
[0026] It should be noted that: similar reference numbers and letters represent similar items in the following drawings, therefore, once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings.
[0027] In the description of the embodiments of the present application, it should be understood that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship commonly understood by those skilled in the art, and are only for the convenience of describing the present application and simplifying the description, and are not intended to indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.
[0028] In the description of the embodiments of the present application, it should also be noted that unless specifically defined and limited, the terms "set", "install", "connect", "connect" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be directly connected, or indirectly connected through an intermediate medium, or the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.
[0029] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict.
[0030] The technical solutions in the present application will be described below with reference to the drawings.
[0031] Please refer to Figure 1 and Figure 2 The present application provides an oral and maxillofacial distractor, comprising a first distraction assembly 1, a second distraction assembly 2, a first adjustment assembly 3, a second adjustment assembly 4, a first telescopic positioning piece 5, and a second telescopic positioning piece 6. The first distraction assembly 1 and the second distraction assembly 2 are arranged at an angle and enclose an observation hole 14. Through the observation hole 14, the lesion can be conveniently observed. The first distraction assembly 1 can rotate away from the second distraction assembly 2, and the first distraction assembly 1 and the second distraction assembly 2 are slidably connected through the second adjustment assembly 4. The first adjustment assembly 3 is rotatably connected with the first distraction assembly 1. The first telescopic positioning piece 5 is connected with the first distraction assembly 1. The second telescopic positioning piece 6 is connected with the second distraction assembly 2. The first adjustment assembly 3 can drive the first distraction assembly 1 to rotate away from the second distraction assembly 2, thereby adjusting the opening degree of the first distraction assembly 1 and the second distraction assembly 2, and being used for distracting the skin of the maxillofacial part.
[0032] The specific conditions of each substructure will be introduced below:
[0033] The first distraction assembly 1 comprises a first distraction part 11, a mounting part 12, and a first hand-held part 13. The first distraction part 11 is connected with one end of the mounting part 12. The first hand-held part 13 and the first adjustment assembly 3 are rotatably connected with the other end of the mounting part 12 away from the first distraction part 11, so that the mounting part 12 and the first distraction part 11 can rotate away from the second distraction assembly 2. Two positioning holes 15 are symmetrically formed on the mounting part 12. During the operation, a steel wire can be used to bundle and fix the endoscope of the laparoscope instrument through the positioning hole 15, and the doctor only needs to adjust the angle without maintaining the endoscope. It can be understood that the number of the positioning hole 15 can also be more according to actual needs. Specifically, the first distraction part 11 is an eversion arc.
[0034] The first adjusting assembly 3 comprises a pressing part 31 and a first adjusting part 32. One end of the pressing part 31 is rotatably connected with the first hand-held part 13 and the mounting part 12. The first adjusting part 32 is adjustably connected with the pressing part 31 and abuts against the first hand-held part 13 to adjust the rotation of the mounting part 12 driven by the pressing part 31. It should be noted that the pressing part 31 is provided with anti-skid stripes, and the first adjusting part 32 is a threaded structure. The second expansion assembly 2 comprises a second expansion part 21 and a second hand-held part 22. The second expansion part 21 is connected with the second hand-held part 22, and the second hand-held part 22 is slidably connected with the first hand-held part 13. Specifically, the second expansion part 21 is an everted arc.
[0035] The second adjusting assembly 4 comprises a connecting part 41 and a second adjusting part 42. One end of the connecting part 41 is connected with the second hand-held part 22, the other end of the connecting part 41 is connected with one end of the second adjusting part 42, and the other end of the second adjusting part 42 away from the connecting part 41 is slidably connected with the first hand-held part 13. It should be noted that the second adjusting part 42 is a threaded structure. It should be noted that the first hand-held part 13 is provided with a sliding groove which cooperates with the second adjusting part 42 to adjust the distance between the first expansion part 11 and the second expansion part 21.
[0036] Preferably, the first telescopic positioning member 5 is clamped with the first expansion part 11 to adjust the length of the first expansion part 11 to adapt to different lesion depths. The first telescopic positioning member 5 and the first expansion part 11 can be clamped at five different sizes to form three operating sizes to adapt to different surgical needs. It should be noted that the first telescopic positioning member 5 and the first expansion part 11 are not limited to three clamping positions, but can have more clamping positions to obtain more different lengths of the first expansion part 11. The length of the adjusted first expansion part 11 ranges from 5cm to 11cm, specifically 5cm, 7cm, 9cm, 10cm and 11cm, and there can be more sizes in practice.
[0037] Similarly, the second telescopic positioning member 6 is clamped with the second expansion part 21 to adjust the length of the second expansion part 21 to adapt to different lesion depths. The second telescopic positioning member 6 and the second expansion part 21 can be clamped at five different sizes to form three operating sizes to adapt to different surgical needs. It should be noted that the second telescopic positioning member 6 and the second expansion part 21 are not limited to three clamping positions, but can have more clamping positions to obtain more different lengths of the second expansion part 21. The length of the adjusted second expansion part 21 ranges from 5cm to 11cm, specifically 5cm, 7cm, 9cm, 10cm and 11cm, and there can be more sizes in practice.
[0038] Specifically, the oral and maxillofacial distractor further comprises a metal tube 7 connected to one side of the mounting portion 12.
[0039] The working principle of the oral and maxillofacial distractor provided in the embodiment is introduced as follows:
[0040] During the operation, the first hand holding portion 13 and the second hand holding portion 22 are held by hand, the distance between the first distractor 11 and the second distractor 21 can be adjusted by adjusting the second adjusting portion 42 of the second adjusting assembly 4, and the first distractor 11 can be rotated by pressing the pressing portion 31 of the first adjusting assembly 3 so that one end thereof is away from the second distractor 21, which is used to distract the operation channel.
[0041] To sum up, the main effective effects of the embodiment provided by the utility model are as follows:
[0042] The first adjusting assembly can be used to adjust the opening and closing degree between the first distractor and the second distractor, which is used to distract the skin of the maxillofacial part.
[0043] The above technical features of the embodiments can be combined arbitrarily, and in order to make the description simple, all possible combinations of the technical features in the above embodiments are not described, however, as long as the combination of the technical features does not exist contradictory, it should be considered that it is within the scope of the present application.
[0044] The above embodiments only express several implementation manners of the utility model, the description is more specific and detailed, but it should not be understood as the limitation of the scope of the utility model patent. It should be pointed out that for ordinary skilled in the art, without departing from the concept of the utility model, a number of modifications and improvements can be made, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent should be subject to the appended claims.
Claims
1. An oral and maxillofacial spreader, characterized in that: It includes a first expansion component, a second expansion component, a first adjustment component, a second adjustment component, a first telescopic positioning member, and a second telescopic positioning member; the first expansion component and the second expansion component are arranged at an angle and enclosed to form an observation hole; the first expansion component can be rotated away from the second expansion component, and the first expansion component and the second expansion component are slidably connected through the second adjustment component; the first adjustment component is rotatably connected to the first expansion component; the first telescopic positioning member is clamped with the first expansion component; the second telescopic positioning member is clamped with the second expansion component.
2. The oral and maxillofacial spreader according to claim 1, wherein: The first support assembly includes a first support part, a mounting part, and a first hand-held part; the first support part is connected to one end of the mounting part; the first hand-held part and the first adjustment assembly are rotatably connected to one end of the mounting part away from the first support part, so that the mounting part and the first support part can be rotated away from the second support assembly.
3. The oral and maxillofacial spreader according to claim 2, wherein: The first adjustment component includes a pressing part and a first adjustment part; one end of the pressing part is rotatably connected to the first hand-held part and the mounting part at the same time; the first adjustment part is adjustably connected to the pressing part and is abutted against the first hand-held part to adjust the pressing part to drive the mounting part to rotate.
4. The oral and maxillofacial spreader according to claim 2, wherein: The second spreading assembly includes a second spreading portion and a second hand-held portion, the second spreading portion is connected to the second hand-held portion, and the second hand-held portion is slidably connected to the first hand-held portion.
5. The oral and maxillofacial spreader according to claim 4, wherein: The second adjustment component includes a connecting part and a second adjusting part, one end of the connecting part is connected to the second hand-held part, the other end of the connecting part is connected to one end of the second adjusting part, and the end of the second adjusting part away from the connecting part is slidably connected to the first hand-held part.
6. The oral and maxillofacial spreader according to claim 2, wherein: The first telescopic positioning member is engaged with the first opening portion to adjust the length of the first opening portion.
7. The oral and maxillofacial spreader according to claim 6, wherein: The length of the first expansion portion ranges from 5 cm to 11 cm.
8. The oral and maxillofacial spreader according to claim 4, wherein: The second telescopic positioning member is engaged with the second opening portion to adjust the length of the second opening portion.
9. The oral and maxillofacial spreader according to claim 8, wherein: The length of the second expansion portion ranges from 5 cm to 11 cm.
10. The oral and maxillofacial spreader according to claim 4, wherein: The first opening portion and the second opening portion are in an outwardly turned arc shape.
11. The oral and maxillofacial spreader according to claim 2, wherein: Two positioning holes are symmetrically provided on the mounting portion.
12. The oral and maxillofacial spreader according to claim 2, wherein: It also includes a thin metal tube, which is connected to one side of the mounting portion.