CN111803227A - Novel mouth maxillofacial surgery is with strutting ware - Google Patents
Novel mouth maxillofacial surgery is with strutting ware Download PDFInfo
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- CN111803227A CN111803227A CN202010718620.4A CN202010718620A CN111803227A CN 111803227 A CN111803227 A CN 111803227A CN 202010718620 A CN202010718620 A CN 202010718620A CN 111803227 A CN111803227 A CN 111803227A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/10—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges for stereotaxic surgery, e.g. frame-based stereotaxis
- A61B90/14—Fixators for body parts, e.g. skull clamps; Constructional details of fixators, e.g. pins
- A61B90/16—Bite blocks
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/10—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges for stereotaxic surgery, e.g. frame-based stereotaxis
- A61B90/14—Fixators for body parts, e.g. skull clamps; Constructional details of fixators, e.g. pins
- A61B90/17—Fixators for body parts, e.g. skull clamps; Constructional details of fixators, e.g. pins for soft tissue, e.g. breast-holding devices
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- Oral & Maxillofacial Surgery (AREA)
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Abstract
The invention provides a novel dilator for oral and maxillofacial surgery. Novel mouth maxillofacial surgery operation includes with strutting the ware: the mounting rack is provided with at least two sliding grooves on one side; adjusting screw, adjusting screw rotate connect in the inboard of mounting bracket, adjusting screw's one end runs through the mounting bracket just extends to the outside of mounting bracket to adjusting screw's one end fixedly connected with adjustment disk, the inboard fixedly connected with linkage slide bar of mounting bracket. The novel dilator for oral and maxillofacial surgery provided by the invention is convenient to operate accurately through the first operation hole or the second operation hole, avoids the influence on the periphery of a peripheral operation position during oral surgery, avoids unnecessary damage caused by the contact between a tongue and operation equipment in the operation process, effectively improves the stability and safety in the oral and maxillofacial surgery process, and is simple in operation structure and convenient to use.
Description
Technical Field
The invention relates to the technical field of medical equipment, in particular to a novel dilator for oral and maxillofacial surgery.
Background
Oromaxillofacial surgery is a major surgical treatment, and studies oral organs such as: the prevention and treatment of certain diseases of the teeth, alveolar bones, lips, cheeks, tongue, palate, pharynx and the like, facial soft tissues, maxillofacial bones such as the maxilla, mandible, zygomatic bones and the like, temporomandibular joints, salivary glands and neck are subjects of major content. When the oral maxillofacial surgery is performed, an oral cavity dilator is usually needed.
After the oral cavity is opened, because the space inside the oral cavity is large, only the local part of the corresponding space needs to be operated during the operation, in the actual operation process, the surgical instrument easily mistakenly touches the non-operation range of the oral cavity, so that unnecessary damage is caused to the internal components of the oral cavity, and when the operation inside the oral cavity is carried out, the tongue does not have any shielding, so that the trouble is easily brought to the deep penetration and the operation of the surgical equipment.
Therefore, there is a need to provide a novel dilator for oral and maxillofacial surgery to solve the above technical problems.
Disclosure of Invention
The invention provides a novel dilator for oral and maxillofacial surgery, which solves the problem that surgical equipment is easy to mistakenly touch tissues in the range of oral cavity non-life surfaces during oral surgery.
In order to solve the technical problem, the novel dilator for oral and maxillofacial surgery provided by the invention comprises: the mounting rack is provided with at least two sliding grooves on one side; the adjusting screw is rotatably connected to the inner side of the mounting frame, one end of the adjusting screw penetrates through the mounting frame and extends to the outside of the mounting frame, an adjusting disc is fixedly connected to one end of the adjusting screw, and a linkage sliding rod is fixedly connected to the inner side of the mounting frame; the two linkage tooth sockets are respectively in threaded connection with the surface of the adjusting screw rod; the adjusting slide block is connected to the inner surface of the sliding groove in a sliding mode, a second screwing screw is arranged on the adjusting slide block, one end of the adjusting slide block is fixedly connected with a linkage plate, an accommodating groove is formed in the linkage plate, a supporting slide shaft is fixedly connected to one side of the linkage plate, a positioning groove is formed in the surface of the supporting slide shaft, and a supporting spring is sleeved on the outer surface of the supporting slide shaft; the movable frame is connected to the surface of the supporting sliding shaft in a sliding mode, a third screwing screw is arranged on the movable frame, a rotating hole and a limiting groove are formed in the movable frame, and a fourth screwing screw is arranged on the side face of the movable frame; the positioning sleeve is arranged inside the rotating hole, the outer surface of the positioning sleeve is fixedly connected with a connecting ring, and the surface of the positioning sleeve is respectively provided with a first operating hole and a second operating hole; the lighting lamp strip is fixed on the inner side of the positioning sleeve; and the rotating handle is fixed on the outer surface of the positioning sleeve.
The convenient operation that carries out the accuracy through first handle hole or second handle hole causes the influence around to operation department when avoiding oral operation, avoids operation in-process tongue and operation equipment to take place to contact and cause the unnecessary damage simultaneously, stability and security among the effectual improvement oral cavity maxillofacial surgery process, operation simple structure, convenient to use.
Preferably, at least two of the sliding grooves are both in a T-shaped structure, and the at least two sliding grooves are distributed in parallel.
Preferably, the other end of the adjusting screw penetrates through the mounting frame and extends to the outside of the mounting frame, and the other end of the adjusting screw is provided with a first screwing screw which is matched with the adjusting screw.
Preferably, the surface of the adjusting screw rod is of a reverse double-thread structure, and the linkage sliding rods and the adjusting screw rod are distributed in parallel.
Preferably, the two linkage tooth sockets are symmetrically distributed on the reverse double-thread structure of the adjusting screw rod, and the surfaces of the two linkage tooth sockets are in sliding connection with the surface of the linkage sliding rod.
Preferably, the adjusting slider is a T-shaped structure, the accommodating groove is an annular structure, and the accommodating groove is located outside the supporting slide shaft.
Preferably, the third screwing screw is matched with the positioning groove, the limiting groove is of an annular structure, and the limiting groove is communicated with the inside of the rotating hole.
Preferably, the fourth screwing screw is matched with the surface of the connecting ring, and the surface of the connecting ring is matched with the inner surface of the limiting groove.
Preferably, the first operation hole and the second operation hole are symmetrically distributed on the surface of the positioning sleeve, and the first operation hole and the second operation hole are different in size.
Preferably, the surface cover of turning handle is equipped with the rubber circle, turning handle distance 3cm between the movable frame.
Compared with the prior art, the novel dilator for oral and maxillofacial surgery provided by the invention has the following beneficial effects:
the invention provides a novel opener for oral and maxillofacial surgery, which is convenient for opening the oral cavity of a patient by arranging an adjustable linkage tooth socket, after the oral cavity is opened, a positioning sleeve is inserted into the oral cavity of the patient through a movable frame capable of being adjusted in a sliding manner, the tongue of the patient is shielded through the positioning sleeve, a first operation hole or a second operation hole in the positioning sleeve is aligned to the oral and maxillofacial surface, so that accurate operation is conveniently performed through the first operation hole or the second operation hole, the influence on the periphery of a peripheral operation position during oral surgery is avoided, unnecessary damage caused by the contact of the tongue and operation equipment in the surgery process is avoided, the stability and the safety in the oral and maxillofacial surgery process are effectively improved, the operation structure is simple, and the use is convenient.
Drawings
FIG. 1 is a schematic structural view of a preferred embodiment of the novel distractor for oromaxillofacial surgery provided by the present invention;
FIG. 2 is a schematic view of the adjustment block portion of FIG. 1;
FIG. 3 is an enlarged view of portion A of FIG. 2;
fig. 4 is a schematic structural view of the positioning sleeve portion shown in fig. 1.
Reference numbers in the figures: 1. mounting bracket, 11, sliding groove, 2, adjusting screw, 21, adjusting disk, 22, first screw, 23, linkage slide bar, 3, linkage facing, 4, adjusting block, 41, second screw, 42, linkage plate, 421, accommodating groove, 43, support sliding shaft, 431, positioning groove, 44, support spring, 5, movable frame, 51, third screw, 52, rotation hole, 53, limiting groove, 54, fourth screw, 6, positioning sleeve, 61, connecting ring, 62, first operation hole, 63, second operation hole, 7, lighting lamp strip, 8, turning handle.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
Please refer to fig. 1, fig. 2, fig. 3 and fig. 4 in combination, wherein fig. 1 is a schematic structural view of a preferred embodiment of the novel distractor for oral and maxillofacial surgery provided by the present invention; FIG. 2 is a schematic view of the adjustment block portion of FIG. 1; FIG. 3 is an enlarged view of portion A of FIG. 2; fig. 4 is a schematic structural view of the positioning sleeve portion shown in fig. 1. A novel mouth maxillofacial surgery uses struts ware includes: the mounting rack comprises a mounting rack 1, wherein at least two sliding grooves 11 are formed in one side of the mounting rack 1; the adjusting screw 2 is rotatably connected to the inner side of the mounting frame 1, one end of the adjusting screw 2 penetrates through the mounting frame 1 and extends to the outside of the mounting frame 1, an adjusting disc 21 is fixedly connected to one end of the adjusting screw 2, and a linkage sliding rod 23 is fixedly connected to the inner side of the mounting frame 1; the two linkage tooth sockets 3 are respectively in threaded connection with the surfaces of the adjusting screws 2; the adjusting device comprises an adjusting slide block 4, the adjusting slide block 4 is connected to the inner surface of the sliding groove 11 in a sliding mode, a second screwing screw 41 is arranged on the adjusting slide block 4, one end of the adjusting slide block 4 is fixedly connected with a linkage plate 42, an accommodating groove 421 is formed in the linkage plate 42, a supporting slide shaft 43 is fixedly connected to one side of the linkage plate 42, a positioning groove 431 is formed in the surface of the supporting slide shaft 43, and a supporting spring 44 is sleeved on the outer surface of the supporting slide shaft 43; the movable frame 5 is slidably connected to the surface of the supporting sliding shaft 43, a third screwing screw 51 is arranged on the movable frame 5, a rotating hole 52 and a limiting groove 53 are formed in the movable frame 5, and a fourth screwing screw 54 is arranged on the side surface of the movable frame 5; the positioning sleeve 6 is arranged inside the rotating hole 52, the outer surface of the positioning sleeve 6 is fixedly connected with a connecting ring 61, and the surface of the positioning sleeve 6 is respectively provided with a first operating hole 62 and a second operating hole 63; the lighting lamp strip 7 is fixed on the inner side of the positioning sleeve 6, and the lighting lamp strip 7 is fixed on the inner side of the positioning sleeve 6; and a rotating handle 8, wherein the rotating handle 8 is fixed on the outer surface of the positioning sleeve 6.
Two parallel sliding grooves 11 are formed in the mounting frame 1 and used for mounting the adjusting slide block 4, the horizontal position of the adjusting slide block 4 can be adjusted conveniently, the horizontal position of the movable frame 5 connected with the adjusting slide block 4 can be adjusted conveniently by adjusting the horizontal position of the adjusting slide block 4, so that the horizontal position of the positioning sleeve 6 on the inner side of the movable frame 5 can be adjusted conveniently to adapt to different positions in the oral cavity of a patient, and the adjusting slide block 4 can be locked and fixed by a second screwing screw 41 after being moved;
before the adjusting slide block 4 is installed, the two groups of linkage tooth sockets 3 on the inner side of the installation frame 1 are propped open, and the adjusting slide block 4 can be freely installed and detached inside the sliding groove 11, so that before the equipment is used, the adjusting slide block 4 can not be installed on the installation frame 1, and the linkage tooth sockets 3 on the installation frame 1 can be conveniently installed;
during installation, the two groups of linkage tooth sockets 3 are preferentially adjusted to positions close to each other, the two groups of linkage tooth sockets 3 are inserted into the oral cavity of a patient, the two groups of linkage tooth sockets are enabled to respectively abut against upper teeth and lower teeth of the patient, the two groups of linkage tooth sockets 3 on the adjustment screw rods 2 are driven to be away from each other through a reverse double-thread structure by rotating the adjustment screw rods 2, the linkage tooth sockets 3 are enabled to gradually open the oral cavity of the patient, when the linkage tooth sockets 3 are completely opened, the adjustment screw rods 2 are locked and fixed through the first screwing screws 22, the first screwing screws 22 are installed on one side of the installation frame 1 through a connecting plate, and the adjustment screw rods 2 are conveniently locked and fixed through the first screwing screws 22;
after the linkage tooth socket 3 is completely unfolded, the detached adjusting slide block 4 is integrally installed on the sliding groove 11, so that the movable frame 5 and the positioning sleeve 6 are simultaneously installed on the installation frame 1, the positioning sleeve 6 is conveniently aligned to the oral cavity of a patient by adjusting the horizontal position of the adjusting slide block 4, and when the positioning sleeve 6 is aligned to the oral cavity of the patient, the adjusting slide block 4 is locked and fixed through the second screwing screw 41, so that the positioning sleeve 6 is conveniently inserted into the oral cavity of the patient;
after the adjusting slide block 4 is positioned, the positioning sleeve 6 is gradually pushed into the oral cavity of the patient through the movable frame 5, so that the positioning sleeve 6 shields the tongue of the patient, when the positioning sleeve 6 is completely installed in the oral cavity of the patient, the third screwing screw 51 corresponds to the position of the positioning groove 431, only the third screwing screw 51 needs to be screwed, so that the third screwing screw 51 is clamped into the positioning groove 431, and the adjusted movable frame 5 and the positioning sleeve 6 are limited and fixed;
when the operation position in the oral cavity of the patient needs to be selected, the rotating handle 8 is adjusted, the rotating handle 8 synchronously drives the positioning sleeve 6 to rotate in the movable frame 5, so that the first operation hole 62 on the positioning sleeve 6 is adjusted in a rotating manner, when the first operation hole 62 rotates to the position of the patient needing the operation, the rotating handle 8 stops rotating, and the positioning sleeve 6 is locked and fixed through the fourth screwing screw 54;
when the first operation hole 62 cannot completely show the part of the patient needing the operation, the positioning sleeve 6 only needs to be rotated and adjusted again, so that the second operation hole 63 is rotated to the position of the operation, the operable range of the operation is enlarged, and the positioning sleeve 6 is fixed again through the fourth screwing screw 54 after the adjustment is finished;
after the operation is completed, the third screw 51 of screwing is loosened, push positioning sleeve 6 and movable frame 5 to the one side of keeping away from the oral cavity, make positioning sleeve 6 break away from inside the oral cavity of patient, and after the second screw 41 of screwing on adjusting block 4 is loosened, adjusting block 4 is whole to be demolishd from sliding tray 11, in order to make things convenient for the regulation to linkage facing 3, the first screw 22 of screwing is loosened, reverse rotation adjusting disk 21, make adjusting disk 21 drive adjusting screw 2 in step and rotate, adjusting screw 2 drives and is close to each other between two linkage facing 3, patient's oral cavity folds gradually, when contradicting between two linkage facing 3, it can to take out linkage facing 3 from inside the oral cavity of patient.
The convenient oral cavity to the patient of linkage facing 3 with adjustable through being provided with struts, strut behind the oral cavity, through can slide adjusting movable frame 5 with position sleeve 6 ann insert the patient inside the oral cavity, shelter from the tongue of patient through position sleeve 6, aim at the oral cavity maxillofacial area with first handle hole 62 or second handle hole 63 on the position sleeve 6, conveniently carry out accurate operation through first handle hole 62 or second handle hole 63, cause the influence around to the department of operation around when avoiding oral operation, avoid operating in-process tongue and surgical equipment to contact and cause the unnecessary damage simultaneously, effectual stability and the security that improves among the oral cavity maxillofacial operation process, operation structure is simple, high durability and convenient use.
At least two sliding grooves 11 are T-shaped structures, and the at least two sliding grooves 11 are distributed in parallel.
The sliding groove 11 of T shape and the adjusting block 4 of T shape make things convenient for adjusting block 4's installation to adjusting block 4 can be stable through sliding adjustment on mounting bracket 1 of sliding groove 11, make things convenient for adjusting block 4's installation and dismantlement.
The other end of adjusting screw 2 runs through mounting bracket 1 and extends to the outside of mounting bracket 1 to adjusting screw 2's the other end is provided with first screw 22 of screwing, first screw 22 of screwing with looks adaptation between adjusting screw 2.
The first screwing screw 22 is convenient for locking and fixing the adjusted adjusting screw rod 2.
The surface of the adjusting screw rod 2 is of a reverse double-thread structure, and the linkage sliding rods 23 and the adjusting screw rod 2 are distributed in parallel.
The reverse double-thread structure is convenient for the adjusting screw 2 to synchronously drive the linkage tooth sockets 3 on the two sides to approach or separate from each other when rotating.
The two linkage tooth sockets 3 are symmetrically distributed on the reverse double-thread structure of the adjusting screw rod 2, and the surfaces of the two linkage tooth sockets 3 are in sliding connection with the surface of the linkage sliding rod 23.
The interlocking socket 3 is used for engaging and contacting teeth.
The adjusting slider 4 has a T-shaped structure, the accommodating groove 421 has an annular structure, and the accommodating groove 421 is located outside the supporting slide shaft 43.
The third screwing screw 51 is matched with the positioning groove 431, the limiting groove 53 is of an annular structure, and the limiting groove 53 is communicated with the inside of the rotating hole 52.
The third screwing screw 51 is used for screwing and positioning the adjustable frame 5 so as to ensure the stability of the adjustable frame 5 after adjustment.
The fourth tightening screw 54 is fitted to the surface of the connection ring 61, and the surface of the connection ring 61 is fitted to the inner surface of the stopper groove 53.
The fourth screwing screw 54 is used for screwing and positioning the positioning sleeve 6 of the rotary adjusting hook, so that the positioning sleeve 6 is prevented from loosening in the operation process to influence the operation.
The first operation hole 62 and the second operation hole 63 are symmetrically distributed on the surface of the positioning sleeve 6, and the first operation hole 62 and the second operation hole 63 are different in size.
The first and second manipulation apertures 62, 63 provide the user with the option of different surgical sizes, thereby accommodating the different surgical area requirements of the patient.
The surface cover of turning handle 8 is equipped with the rubber circle, turning handle 8 distance 3cm between the movable frame 5.
The rotating handle 8 is convenient for the rotation adjustment of the positioning sleeve 6 on the movable frame 5.
The novel dilator for oral and maxillofacial surgery provided by the invention has the following working principle:
preferentially adjusting the two groups of linkage tooth sockets 3 to positions close to each other, inserting the two groups of linkage tooth sockets 3 into the oral cavity of a patient to enable the two groups of linkage tooth sockets 3 to respectively abut against upper and lower teeth of the patient, driving the two groups of linkage tooth sockets 3 to be away from each other by rotating the adjusting screw rod 2 to enable the linkage tooth sockets 3 to gradually open the oral cavity of the patient, and locking and fixing the adjusting screw rod 2 through a first screwing screw 22 when the linkage tooth sockets 3 are completely opened;
after the linkage tooth socket 3 is completely unfolded, the detached adjusting slide block 4 is integrally installed on the sliding groove 11, so that the movable frame 5 and the positioning sleeve 6 are simultaneously installed on the installation frame 1, and when the positioning sleeve 6 is aligned to the oral cavity of a patient by adjusting the horizontal position of the adjusting slide block 4, the adjusting slide block 4 is locked and fixed through a second screwing screw 41;
after the adjusting slide block 4 is positioned, the positioning sleeve 6 is gradually pushed into the oral cavity of the patient through the movable frame 5, so that the positioning sleeve 6 shields the tongue of the patient, when the positioning sleeve 6 is completely installed in the oral cavity of the patient, the third screwing screw 51 corresponds to the position of the positioning groove 431, and only the third screwing screw 51 needs to be screwed, so that the third screwing screw 51 is clamped into the positioning groove 431;
when the inside operation position in patient's oral cavity is selected to needs, through adjusting turning handle 8, turning handle 8 drives position sleeve 6 in step and rotates in the inside of activity frame 5 for first handle hole 62 on the position sleeve 6 rotates the regulation, when first handle hole 62 rotates the position that the patient needs the operation, stop rotating turning handle 8, and screw 54 is screwed through the fourth and fix positioning sleeve 6 locking.
Compared with the prior art, the novel dilator for oral and maxillofacial surgery provided by the invention has the following beneficial effects:
the convenient oral cavity to the patient of linkage facing 3 with adjustable through being provided with struts, strut behind the oral cavity, through can slide adjusting movable frame 5 with position sleeve 6 ann insert the patient inside the oral cavity, shelter from the tongue of patient through position sleeve 6, aim at the oral cavity maxillofacial area with first handle hole 62 or second handle hole 63 on the position sleeve 6, conveniently carry out accurate operation through first handle hole 62 or second handle hole 63, cause the influence around to the department of operation around when avoiding oral operation, avoid operating in-process tongue and surgical equipment to contact and cause the unnecessary damage simultaneously, effectual stability and the security that improves among the oral cavity maxillofacial operation process, operation structure is simple, high durability and convenient use.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The utility model provides a novel mouth maxillofacial surgery is with strutting ware which characterized in that includes:
the mounting rack is provided with at least two sliding grooves on one side;
the adjusting screw is rotatably connected to the inner side of the mounting frame, one end of the adjusting screw penetrates through the mounting frame and extends to the outside of the mounting frame, an adjusting disc is fixedly connected to one end of the adjusting screw, and a linkage sliding rod is fixedly connected to the inner side of the mounting frame;
the two linkage tooth sockets are respectively in threaded connection with the surface of the adjusting screw rod;
the adjusting slide block is connected to the inner surface of the sliding groove in a sliding mode, a second screwing screw is arranged on the adjusting slide block, one end of the adjusting slide block is fixedly connected with a linkage plate, an accommodating groove is formed in the linkage plate, a supporting slide shaft is fixedly connected to one side of the linkage plate, a positioning groove is formed in the surface of the supporting slide shaft, and a supporting spring is sleeved on the outer surface of the supporting slide shaft;
the movable frame is connected to the surface of the supporting sliding shaft in a sliding mode, a third screwing screw is arranged on the movable frame, a rotating hole and a limiting groove are formed in the movable frame, and a fourth screwing screw is arranged on the side face of the movable frame;
the positioning sleeve is arranged inside the rotating hole, the outer surface of the positioning sleeve is fixedly connected with a connecting ring, and the surface of the positioning sleeve is respectively provided with a first operating hole and a second operating hole;
the lighting lamp strip is fixed on the inner side of the positioning sleeve;
and the rotating handle is fixed on the outer surface of the positioning sleeve.
2. The novel spreader for oral maxillofacial surgery as claimed in claim 1, wherein at least two of said sliding grooves are T-shaped, and are parallel to each other.
3. The novel distractor for oromaxillofacial surgery according to claim 1, wherein the other end of the adjusting screw penetrates the mounting frame and extends to the outside of the mounting frame, and the other end of the adjusting screw is provided with a first screwing screw which is matched with the adjusting screw.
4. The novel spreader for oral and maxillofacial surgery as claimed in claim 1, wherein the surface of said adjusting screw has a reverse double-thread structure, and said linking slide bar and said adjusting screw are parallel to each other.
5. The novel distractor for oromaxillofacial surgery as set forth in claim 1, wherein said two interlocking teeth are symmetrically distributed on the reverse double-thread structure of said adjusting screw, and the surfaces of both interlocking teeth are slidably connected to the surface of said interlocking slide bar.
6. The novel oromaxillofacial surgical dilator according to claim 1, wherein said adjustment slider has a T-shaped structure, said housing groove has an annular structure, and said housing groove is located outside said support slide shaft.
7. The novel opener for oromaxillofacial surgery according to claim 1, wherein said third screwing screw is fitted into said positioning groove, said positioning groove is of an annular structure, and said positioning groove communicates with the inside of said rotation hole.
8. The novel spreader for oral and maxillofacial surgery as set forth in claim 1, wherein said fourth screwing screw is fitted to the surface of said connection ring, said connection ring being fitted to the inner surface of said stopper groove.
9. The novel oromaxillofacial surgical dilator according to claim 1, wherein said first operation hole and said second operation hole are symmetrically distributed on the surface of said positioning sleeve, and the size of said first operation hole and the size of said second operation hole are different.
10. The novel opener for oral and maxillofacial surgery according to claim 1, wherein a rubber ring is sleeved on the surface of the rotating handle, and the distance between the rotating handle and the movable frame is 3 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010718620.4A CN111803227B (en) | 2020-07-23 | 2020-07-23 | Opener for oral and maxillofacial surgery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010718620.4A CN111803227B (en) | 2020-07-23 | 2020-07-23 | Opener for oral and maxillofacial surgery |
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| Publication Number | Publication Date |
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| CN111803227A true CN111803227A (en) | 2020-10-23 |
| CN111803227B CN111803227B (en) | 2021-08-17 |
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| CN202010718620.4A Active CN111803227B (en) | 2020-07-23 | 2020-07-23 | Opener for oral and maxillofacial surgery |
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| CN209463957U (en) * | 2018-12-29 | 2019-10-08 | 迟艳侠 | A kind of expander used for stomatological repair |
| CN210931313U (en) * | 2019-10-12 | 2020-07-07 | 王晓丽 | Oral cavity department opening device |
| CN111035354A (en) * | 2020-02-25 | 2020-04-21 | 无锡仁诺科技发展有限公司 | Illumination type oral cavity opener capable of adjusting mouth opening degree and tongue plate expansion degree |
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| CN111803227B (en) | 2021-08-17 |
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