CN213190201U - Reverse stripper of maxillary nodule and stripping assembly - Google Patents
Reverse stripper of maxillary nodule and stripping assembly Download PDFInfo
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- CN213190201U CN213190201U CN202020696221.8U CN202020696221U CN213190201U CN 213190201 U CN213190201 U CN 213190201U CN 202020696221 U CN202020696221 U CN 202020696221U CN 213190201 U CN213190201 U CN 213190201U
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Abstract
A maxillary nodule reverse dissector and dissecting assembly, the dissector comprises a first dissecting part, a first working part, a handle part, a second working part and a second dissecting part which are connected in sequence; the first working part comprises a first working section, a second working section and a third working section which are sequentially connected from the end close to the handle, the first working section is bent upwards relative to the handle part, the second working section is bent downwards relative to the first working section, and the third working section is bent upwards relative to the second working section; the first stripping part is bent downwards relative to the third working section, and the second stripping part is bent upwards relative to the sixth working section; the bending angle of each bending part is an obtuse angle. The utility model provides a stripper is favorable to complying with upper jaw tuberosity face radian, and the flexible rotation of operative person of being convenient for and adjustment stripper position and angle, direction etc. hug closely upper jaw tuberosity arc bone face, effectively peel off the soft tissue fast, protect the soft tissue and avoid the damage, reduce the operation complication, improve work efficiency.
Description
Technical Field
The application relates to the technical field of medical equipment, in particular to a maxillary nodule reverse stripper and a stripping assembly.
Background
In performing TPP dental implantation (wing implant technique, i.e., simultaneous implantation of implants T: Tubera (maxillary) maxillary tuberosity, P: Pterygoid plate, and P: Palatine palatal bone), it is necessary that the maxillary tuberosity region be fully exposed. In the process of implantation, the center of the alveolar ridge crest under general local anesthesia is incised, then the valve is turned over on the buccal side and the palate side, in order to fully expose maxillary nodules, the valve is turned over on the buccal side from the middle to the far, soft tissues are quickly peeled off from the alveolar ridge crest in the upward and backward directions, and the oral mucosa flap cannot be torn or damaged in the valve turning process. In addition, the flap technique is also needed when the zygomatic bone grafting operation is performed. However, the current periosteum elevator in clinic is not suitable for the mucosa flap elevator without the maxillary tubercle radian, and when the conventional elevator is used for the elevator, the flap is easy to break or perforate, and a large amount of clinical operation time is needed. To this end, the present application provides a reverse detacher for detaching a buccal mucosal flap of the posterior maxillary dental area, particularly a mucosal flap of the maxillary tubercular area.
SUMMERY OF THE UTILITY MODEL
In view of the above disadvantages of the prior art, the present application aims to provide a maxillary nodule reverse dissector to solve the problem of the prior art that when the dissector is applied to the mucosa flap dissecting with the radian of the jaw nodule, the flap is easily broken or perforated.
In order to achieve the above and other related objects, a first aspect of the present application provides a maxillary nodule reverse dissector comprising a first dissecting portion, a first working portion, a handle portion, a second working portion, and a second dissecting portion connected in this order; the first working part comprises a first working section, a second working section and a third working section which are sequentially connected from the end close to the handle, the first working section is bent upwards relative to the handle part, the second working section is bent downwards relative to the first working section, and the third working section is bent upwards relative to the second working section; the second working part comprises a fourth working section, a fifth working section and a sixth working section which are sequentially connected from the end close to the handle, the fourth working section is bent downwards relative to the handle part, the fifth working section is bent upwards relative to the fourth working section, and the sixth working section is bent downwards relative to the fourth working section; the first stripping part is bent downwards relative to the third working section, and the second stripping part is bent upwards relative to the sixth working section; the bending angle of each bending part is an obtuse angle.
Preferably, at least one of the following technical features is also included:
1) the bending angle alpha of the first working section relative to the handle part is 145-155 degrees;
2) the bending angle beta of the second working section relative to the first working section is 130-140 degrees;
3) the bending angle gamma of the third working section relative to the second working section is 130-140 degrees;
4) the bending angle delta of the fourth working section relative to the handle part is 145-155 degrees;
5) the bending angle epsilon of the fifth working section relative to the fourth working section is 130-140 degrees;
6) the bending angle zeta of the sixth working section relative to the fifth working section is 130-140 degrees;
7) the bending angle of the first stripping part relative to the third working section is 145-155 degrees;
8) the bending angle of the second stripping part relative to the sixth working section is 145-155 degrees.
Preferably, at least one of the following technical features is also included:
1) the vertical distance between the end of the far handle of the first working section and the central shaft of the handle part is 3-8 mm;
2) the vertical distance between the end of the second working section far away from the first working section and the central shaft of the handle part is 3-8 mm;
3) and the vertical distance between the end of the third working section far away from the second working section and the central shaft of the handle part is 2-6 mm.
Preferably, at least one of the following technical features is also included:
1) the vertical distance between the end of the fourth working section far away from the handle part and the central shaft of the handle part is 3-8 mm;
2) the vertical distance between the end of the fifth working section far away from the fourth working section and the central shaft of the handle part is 3-8 mm;
3) and the vertical distance between the end of the sixth working section far away from the fifth working section and the central shaft of the handle part is 2-6 mm.
Preferably, at least one of the following technical features is also included:
1) the cross-sectional area of the first working part is gradually reduced from the end close to the handle to the end far from the handle, and the maximum cross-sectional area is 7-19.6 mm2The minimum cross-sectional area is 3.1-12.6 mm2；
2) The length of the first working part is 25-35 mm;
3) the length ratio of the handle part to the first working part is 1: 1-3: 1;
4) the area ratio of the maximum cross section of the handle part to the maximum cross section of the first working part is 4: 1-9: 1;
5) the length ratio of the first working section to the second working section to the third working section is 1-2: 1-3: 1.
preferably, at least one of the following technical features is also included:
1) a cross-sectional area of the second working portion from a proximal handle end to a distal handle endGradually reduced, and the maximum cross section area is 7-19.6 mm2The minimum cross-sectional area is 3.1-12.6 mm2；
2) The length of the second working part is 25-35 mm;
3) the length ratio of the handle part to the second working part is 1: 1-3: 1;
4) the area ratio of the maximum cross sections of the handle part and the second working part is 4: 1-9: 1;
5) the length ratio of the fourth working section to the fifth working section to the sixth working section is 1-2: 1-3: 1.
preferably, the first stripping part and the second stripping part are both flat, and the edge is provided with an arc-shaped blade.
More preferably, at least one of the following technical characteristics is also included:
1) the thickness of the first stripping part and the second stripping part is 1-3 mm;
2) the blade length of the blades of the first stripping part and the second stripping part is 3-5 mm;
3) the blade width of the blade of the first stripping part and the blade of the second stripping part is 2-6 mm.
Preferably, at least one of the following technical features is also included:
1) the handle part is provided with a plurality of grooves;
2) the handle part is cylindrical, the length of the handle part is 5-15 cm, and the diameter of the handle part is 5-7 mm;
3) each bending part is in smooth transition.
A second aspect of the present application provides a maxillary nodule reverse stripper assembly comprising at least two of the maxillary nodule reverse strippers described above.
The utility model provides a stripper is favorable to complying with upper jaw tuberosity face radian, and the flexible rotation of operative person of being convenient for and adjustment stripper position and angle, direction etc. hug closely upper jaw tuberosity arc bone face, effectively peel off the soft tissue fast, protect the soft tissue and avoid the damage, reduce the operation complication, improve work efficiency.
Drawings
Fig. 1 is a schematic view of the construction of the maxillary nodule reverse dissector of the present application.
Fig. 2 is a schematic structural view of a first peeling section and a first working section of the present application.
Fig. 3 is a schematic structural view of a second peeling section and a second working section of the present application.
Reference numerals
1 first peeling part
2 first working part
21 first working stage
22 second working section
23 third working phase
3 handle part
31 groove
4 second working part
41 fourth working section
42 fifth working phase
43 sixth working phase
5 second peeling part
Detailed Description
In the description of the present application, it should be noted that the structures, ratios, sizes, and the like shown in the drawings attached to the present application are only used for matching the disclosure of the present application, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present application can be implemented, so that the present application has no technical essence, and any modifications of the structures, changes of the ratio relationships, or adjustments of the sizes, should still fall within the scope that the technical contents disclosed in the present application can be covered without affecting the efficacy and the achievable purpose of the present application. While the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like refer to orientations or positional relationships illustrated in the drawings, which are used for convenience in describing the present application and to simplify the description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered limiting of the present application. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In addition, in the description of the present application, "a plurality" means two or more unless otherwise specified.
As shown in fig. 1 to 3, the present application provides a maxillary nodule reverse dissector, which comprises a first dissecting portion 1, a first working portion 2, a handle portion 3, a second working portion 4 and a second dissecting portion 5 connected in sequence; the first working part 2 comprises a first working section 21, a second working section 22 and a third working section 23 which are connected in sequence from the end close to the handle, wherein the first working section 21 is bent upwards relative to the handle 3, the second working section 22 is bent downwards relative to the first working section 21, and the third working section 23 is bent upwards relative to the second working section 22; the second working portion 4 includes a fourth working segment 41, a fifth working segment 42 and a sixth working segment 43 connected in sequence from a proximal handle end, the fourth working segment 41 is bent downward relative to the handle portion 3, the fifth working segment 42 is bent upward relative to the fourth working segment 41, and the sixth working segment 43 is bent downward relative to the fourth working segment 41; the first stripping part 1 is bent downwards relative to the third working section 23, and the second stripping part 5 is bent upwards relative to the sixth working section 43; the bending angle of each bending part is an obtuse angle.
In a preferred embodiment, the bending angle α of the first working segment 21 relative to the handle portion 3 is 145-155 °.
In a preferred embodiment, the bending angle β of the second working segment 22 relative to the first working segment 21 is 130 to 140 °.
In a preferred embodiment, the bending angle γ of the third working segment 23 relative to the second working segment 22 is 130 to 140 °.
In a preferred embodiment, the bending angle δ of the fourth working segment 41 relative to the handle portion 3 is 145-155 °.
In a preferred embodiment, the bending angle e of the fifth working segment 42 relative to the fourth working segment 41 is 130-140 °.
In a preferred embodiment, the bending angle ζ of the sixth working segment 43 relative to the fifth working segment 42 is 130 to 140 °.
In a preferred embodiment, the bending angle of the first stripped portion 1 relative to the third working section 23 is 145-155 °.
In a preferred embodiment, the bending angle of the second peeled portion 5 with respect to the sixth working stage 43 is 145 to 155 °.
In a preferred embodiment, the distance between the distal handle end of the first working segment 21 and the central axis of the handle portion is 3-8 mm.
In a preferred embodiment, the vertical distance between the end of the second working section 22 far from the first working section and the central axis of the handle part is 3-8 mm.
In a preferred embodiment, the vertical distance between the end of the third working section 23 far from the second working section and the central axis of the handle part is 2-6 mm.
In a preferred embodiment, the perpendicular distance between the distal handle end of the fourth working segment 41 and the central axis of the handle portion is 3-8 mm.
In a preferred embodiment, the vertical distance between the end of the fifth working segment 42 far away from the fourth working segment and the central axis of the handle part is 3-8 mm.
In a preferred embodiment, the vertical distance between the end of the sixth working segment 43 far from the fifth working segment and the central axis of the handle part is 2-6 mm.
In a preferred embodiment, the first working part 2 has a cross-sectional area gradually decreasing from the proximal handle end to the distal handle end, and the maximum cross-sectional area is 7-19.6 mm2The minimum cross-sectional area is 3.1-12.6 mm2。
In a preferred embodiment, the length of the first working part 2 is 25 to 35 mm.
In a preferred embodiment, the length ratio of the handle portion 3 to the first working portion 2 is 1:1 to 3: 1.
The area ratio of the maximum cross section of the handle part 3 to the maximum cross section of the first working part 2 is 4: 1-9: 1.
In a preferred embodiment, the length ratio of the projection of the first working section 21, the second working section 22 and the third working section 23 in the horizontal direction is 1-2: 1-3: 1.
in a preferred embodiment, the cross-sectional area of the second working portion 4 decreases gradually from the proximal handle end to the distal handle end, and the maximum cross-sectional area is 7-19.6 mm2The minimum cross-sectional area is 3.1-12.6 mm2。
In a preferred embodiment, the length of the second working portion 4 is 25 to 35 mm.
In a preferred embodiment, the length ratio of the handle portion 3 to the second working portion 4 is 1:1 to 3: 1.
In a preferred embodiment, the area ratio of the maximum cross section of the handle part 3 to the maximum cross section of the second working part 4 is 4:1 to 9: 1.
In a preferred embodiment, the length ratio of the fourth working section 41, the fifth working section 42 and the sixth working section 43 is 1-2: 1-3: 1.
in a preferred embodiment, as shown in fig. 2 and 3, the first and second stripping sections 1 and 5 are flat and have an arcuate edge.
In a preferred embodiment, the thickness of the first and second peeled portions 1 and 5 is 1 to 3 mm.
In a preferred embodiment, the blade lengths of the blades of the first and second peeling parts 1 and 5 are 3 to 5 mm.
In a preferred embodiment, the blade widths of the blades of the first and second peeled sections 1 and 5 are 2 to 6 mm.
In a preferred embodiment, the handle portion 3 is provided with a plurality of grooves 31. Is easy to hold and is not easy to slip.
In a preferred embodiment, the handle portion 3 is cylindrical, has a length of 5 to 15cm and a diameter of 5 to 7 mm.
In a preferred embodiment, the bends are smoothly transitioned.
Because of the upper jaw tuberosity district bone face is irregular cambered surface, and the upper jaw tuberosity face reaches inboard turn backward for the dental arch is anterior, do not have this regional suitable stripping appliance of clinical at present, the reversal of this application stripper, the working part is bent and is peeled off a curved design, be favorable to the apparatus to comply with upper jaw tuberosity face radian, the operator of being convenient for hugs closely upper jaw and hugs closely upper jaw tuberosity arc bone face, effectively peel off the soft tissue fast, the protection soft tissue avoids the damage, reduce the operation complication, and the work efficiency is improved.
In the special tool box was placed to the clinical reverse subassembly of peeling off the upper jaw knot, supply clinical use after the disinfection, it has two kinds of reverse strippers of upper jaw knot to peel off the subassembly: a first maxillary nodule reverse dissector and a second maxillary nodule reverse dissector, the dissector of the first maxillary nodule reverse dissector being smaller than the dissector of the second maxillary nodule reverse dissector. When the wing plate type maxillary node stripping device is clinically used, when a patient needs to wear the wing plate for planting, after an incision is designed, the maxillary node is exposed by the maxillary node reverse stripping component, and a planting mark point is found. And planting and preparing holes. After clinical use, the cleaning and disinfection kit is put in the tool box again for standby. The specific clinical application method is as follows:
1. performing general anesthesia according to wing plate implantation or zygomatic bone implantation operation, determining an implantation site and finishing an incision.
2. After initially completing the flap turning of the periosteum in the front area of the dental arch by using a conventional operation stripper, using a small stripping part (the thickness, the edge width and the edge length of the stripping part are relatively small) of a first maxillary nodule reverse stripper, slowly pushing the small stripping part along the incision of the nodule area to be tightly attached to the bone surface, and completely stripping the periosteum along the radian of the maxillary nodule; after the wound edges are preliminarily stripped, the larger stripping part (the thickness, the blade width and the blade length of the stripping part are relatively larger) of the second maxillary nodule reverse stripper can be replaced, and the maxillary nodule buccal mucosa is rapidly stripped upwards by closely attaching to the back inner side of the bone face in cooperation with the mucosa draw hook; the special radian design of the working part can ensure that the blade surface is tightly attached to the bone surface to complete stripping, avoid the damage of the mucoperiosteum and efficiently complete the stripping of the mucoperiosteum of the maxillary nodule.
3. According to preoperative design, the operation flows of site determination, implantation cavity preparation, implant implantation, abutment installation, suturing and other implantation surgeries are completed.
In conclusion, the present application effectively overcomes various disadvantages of the prior art and has high industrial utilization value.
The above embodiments are merely illustrative of the principles and utilities of the present application and are not intended to limit the application. Any person skilled in the art can modify or change the above-described embodiments without departing from the spirit and scope of the present application. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical concepts disclosed in the present application shall be covered by the claims of the present application.
Claims (10)
1. The maxillary nodule reverse dissector is characterized by comprising a first dissecting part (1), a first working part (2), a handle part (3), a second working part (4) and a second dissecting part (5) which are sequentially connected; the first working part (2) comprises a first working section (21), a second working section (22) and a third working section (23) which are sequentially connected from the end close to the handle, the first working section (21) is bent upwards relative to the handle part (3), the second working section (22) is bent downwards relative to the first working section (21), and the third working section (23) is bent upwards relative to the second working section (22); the second working part (4) comprises a fourth working section (41), a fifth working section (42) and a sixth working section (43) which are sequentially connected from the end close to the handle, wherein the fourth working section (41) is bent downwards relative to the handle part (3), the fifth working section (42) is bent upwards relative to the fourth working section (41), and the sixth working section (43) is bent downwards relative to the fourth working section (41); the first stripping part (1) is bent downwards relative to the third working section (23), and the second stripping part (5) is bent upwards relative to the sixth working section (43); the bending angle of each bending part is an obtuse angle.
2. The maxillary nodule reverse stripper of claim 1,
the bending angle alpha of the first working section (21) relative to the handle part (3) is 145-155 degrees;
and/or the bending angle beta of the second working section (22) relative to the first working section (21) is 130-140 degrees;
and/or the bending angle gamma of the third working section (23) relative to the second working section (22) is 130-140 degrees;
and/or the bending angle delta of the fourth working section (41) relative to the handle part (3) is 145-155 degrees;
and/or the bending angle epsilon of the fifth working section (42) relative to the fourth working section (41) is 130-140 degrees;
and/or the bending angle zeta of the sixth working section (43) relative to the fifth working section (42) is 130-140 degrees;
and/or the bending angle of the first stripping part (1) relative to the third working section (23) is 145-155 degrees;
and/or the bending angle of the second stripping part (5) relative to the sixth working section (43) is 145-155 degrees.
3. The maxillary nodule reverse stripper of claim 1,
the vertical distance between the end of the first working section (21) far away from the handle part and the central shaft of the handle part is 3-8 mm;
and/or the vertical distance between the end of the second working section (22) far away from the first working section and the central shaft of the handle part is 3-8 mm;
and/or the vertical distance between the end of the third working section (23) far away from the second working section and the central shaft of the handle part is 2-6 mm.
4. The maxillary nodule reverse stripper of claim 1,
the vertical distance between the end of the far handle of the fourth working section (41) and the central shaft of the handle part is 3-8 mm;
and/or the vertical distance between the end of the fifth working section (42) far away from the fourth working section and the central shaft of the handle part is 3-8 mm;
and/or the vertical distance between the end of the sixth working section (43) far away from the fifth working section and the central shaft of the handle part is 2-6 mm.
5. The maxillary nodule reverse stripper of claim 1,
the cross-sectional area of the first working part (2) from the end close to the handle to the end far from the handle is gradually reduced, and the maximum cross-sectional area is 7-19.6 mm2The minimum cross-sectional area is 3.1-12.6 mm2；
And/or the length of the first working part (2) is 25-35 mm;
and/or the length ratio of the handle part (3) to the first working part (2) is 1: 1-3: 1;
and/or the area ratio of the maximum cross section of the handle part (3) to the maximum cross section of the first working part (2) is 4: 1-9: 1;
and/or the length ratio of the first working section (21), the second working section (22) and the third working section (23) is 1-2: 1-3: 1.
6. the maxillary nodule reverse stripper of claim 1,
the second working part (4) is arranged from the near handle partThe cross section area from the end to the end far away from the handle is gradually reduced, and the maximum cross section area is 7-19.6 mm2The minimum cross-sectional area is 3.1-12.6 mm2；
And/or the length of the second working part (4) is 25-35 mm;
and/or the length ratio of the handle part (3) to the second working part (4) is 1: 1-3: 1;
and/or the area ratio of the maximum cross section of the handle part (3) to the maximum cross section of the second working part (4) is 4: 1-9: 1;
and/or the length ratio of the fourth working section (41), the fifth working section (42) and the sixth working section (43) is 1-2: 1-3: 1.
7. the maxillary nodule reverse stripper of claim 1 wherein the first stripper portion (1) and the second stripper portion (5) are both flat and have curved edges.
8. The maxillary nodule reverse stripper of claim 7,
the thicknesses of the first stripping part (1) and the second stripping part (5) are 1-3 mm;
and/or the blade lengths of the blades of the first stripping part (1) and the second stripping part (5) are 3-5 mm;
and/or the blade widths of the blades of the first stripping part (1) and the second stripping part (5) are 2-6 mm.
9. The maxillary nodule reverse stripper of claim 1,
a plurality of grooves (31) are arranged on the handle part (3);
and/or the handle part (3) is cylindrical, 5-15 cm in length and 5-7 mm in diameter;
and/or, each bending part is smoothly transited.
10. A maxillary nodule reverse stripping assembly comprising at least two maxillary nodule reverse strippers of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020696221.8U CN213190201U (en) | 2020-04-29 | 2020-04-29 | Reverse stripper of maxillary nodule and stripping assembly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020696221.8U CN213190201U (en) | 2020-04-29 | 2020-04-29 | Reverse stripper of maxillary nodule and stripping assembly |
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| CN213190201U true CN213190201U (en) | 2021-05-14 |
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| CN202020696221.8U Active CN213190201U (en) | 2020-04-29 | 2020-04-29 | Reverse stripper of maxillary nodule and stripping assembly |
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| CN (1) | CN213190201U (en) |
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Effective date of registration: 20220713 Address after: Room 501, No. 1719-18, Huishan Avenue, Huishan Economic Development Zone, Wuxi, Jiangsu 214000 Patentee after: Gaofeng medical equipment (Wuxi) Co.,Ltd. Address before: 200011 No. 639, manufacturing Bureau Road, Shanghai, Huangpu District Patentee before: SHANGHAI NINTH PEOPLE'S HOSPITAL SHANGHAI JIAOTONG University SCHOOL OF MEDICINE |
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