阅读说明：本技术 一种前牵引矫正装置 (Front traction correction device ) 是由 张碧涛 张春雨 陈贤帅 于 2021-06-30 设计创作，主要内容包括：本发明涉及医疗器械技术领域,公开了一种前牵引矫正装置,其包括前牵引组件、矫正组件和牵引绳,前牵引组件包括鼻架以及与鼻架相连接的第一镜腿和第二镜腿,第一镜腿和第二镜腿的结构相同且分别设于鼻架的左右两端,鼻架背向患者的一侧延伸有安装台,安装台上设有若干个并排设置的调节孔,调节孔内穿设有与牵引架相连接的牵引调节杆,牵引调节杆上连接有水平设置的牵引支架,牵引支架上设有牵引钉,矫正组件包括固定在患者口腔内的固定板以及与固定板相连接的牵引板,牵引绳的两端分别套设于牵引钉和牵引板上。与现有技术相比,该前牵引矫正装置的适用范围广,矫正效果好。(The invention relates to the technical field of medical instruments and discloses a front traction correction device which comprises a front traction assembly, a correction assembly and a traction rope, wherein the front traction assembly comprises a nose frame, a first glasses leg and a second glasses leg, the first glasses leg and the second glasses leg are connected with the nose frame, the first glasses leg and the second glasses leg are identical in structure and are respectively arranged at the left end and the right end of the nose frame, an installation platform extends from one side of the nose frame, which is back to a patient, is provided with a plurality of adjusting holes arranged side by side, a traction adjusting rod connected with the traction frame penetrates through the adjusting holes, a horizontally arranged traction support is connected onto the traction adjusting rod, a traction nail is arranged on the traction support, the correction assembly comprises a fixed plate fixed in the oral cavity of the patient and a traction plate connected with the fixed plate, and two ends of the traction rope are respectively sleeved on the traction nail and the traction plate. Compared with the prior art, the front traction correction device has wide application range and good correction effect.)

1. The utility model provides a preceding traction orthotic devices, a serial communication port, including preceding traction assembly, correction subassembly and haulage rope, preceding traction assembly include the nose frame and with first mirror leg and second mirror leg that the nose frame is connected, first mirror leg with the second mirror leg is located respectively both ends about the nose frame, the nose frame extends to one side of patient dorsad has the mount table, be equipped with the regulation hole that a plurality of set up side by side on the mount table, wear to be equipped with in the regulation hole with the traction control pole that the traction frame is connected, be connected with the support that pulls that the level set up on the traction control pole, it pulls the nail to be equipped with on the support to pull, correction subassembly including fix the fixed plate in the patient oral cavity and with the traction plate that the fixed plate is connected, the both ends of haulage rope overlap respectively locate pull the nail with on the traction plate.

2. The forward traction orthotic device of claim 1, wherein the nose frame is provided with a forked rod, and an inverted V-shaped silicone nose pad is sleeved on the forked rod.

3. The front traction orthotic device of claim 1, wherein the mounting platform includes an upper boss and a lower boss, the adjustment holes include a top hole on the upper boss and a bottom hole on the lower boss, the traction adjustment lever is disposed in a T-shape, and the upper boss has a T-shaped square groove for receiving the traction adjustment lever.

4. The front traction orthotic device of claim 1, wherein the traction frame is provided with a connection hole, and a connection nail passes through the connection hole and abuts against the traction adjustment rod to fix the traction frame and the traction adjustment rod into a whole.

5. The anterior traction orthotic device of claim 1, wherein the first temple and the second temple are hingedly connected to the nose piece by a hinge.

6. The anterior traction orthotic device of claim 5, wherein the first temple and the second temple are identical in structure, the first temple including a front arm and a retractable posterior arm disposed within the front arm, the front arm being hingedly connected to the nose piece.

7. The forward traction orthotic device of claim 1, wherein the rear arm ends of the first and second temples are provided with threading holes, an adjustable headband passes through the two threading holes to connect the first and second temples into a whole, and a sleeve for adjusting the length of the adjustable headband is further threaded through the adjustable headband.

8. The anterior distraction apparatus of claim 1, wherein the fixation plate is provided with screw holes and is fixedly coupled to the patient's bone tissue by fasteners, the fixation plate is provided with coupling slots, and the distraction plate has a V-shaped coupling section and a hook-shaped distraction section, the V-shaped coupling section snapping into the coupling slots.

Technical Field

The invention relates to the technical field of medical instruments, in particular to a front traction correcting device.

Background

The traditional front traction component of the front traction correction device generally comprises a forehead bracket, a support, a positioning block and a mandibular bag, wherein the forehead bracket is fixed at the forehead, the mandibular bag is fixed at the mandibular chin position, the forehead bracket and the mandibular bag are connected through the support, the positioning block fixed on the support is used as a traction fulcrum of an elastic rubber band, and the traditional front traction component is generally only suitable for the treatment of maxillary traction osteogenesis. The correcting component of the traditional front traction correcting device generally takes the self-body front dentition or the periphery of the front alveolar region as the anchorage, the designed structure of the anchorage needs to meet the requirement of providing a traction force fulcrum for the elastic rubber band, and the traction force passes through the front dentition or the periphery, so that the traction force is transmitted to the jaw and the peripheral bone seam of the upper jaw to realize the purpose of traction bone formation.

At present, the traditional anchorage mainly comprises anchorage fixed by matching dentition or anchorage implanted at the periphery of an alveolar region, and the anchorage has certain treatment effect in the case of some simple cases, but still has the following problems: because the anchorage structure at the periphery of the fixed alveolar region is complex and is generally provided with hooks, the appearance is influenced, and the comfort in the oral cavity of a patient is greatly reduced; for patients with developed teeth or unconsolidated dentition, the action of the anterior traction force may only lead to the anterior movement of the dentition, and the traction force which is originally applied to the jaw bone is lost, so that the treatment effect is greatly weakened; for a patient with an anti-jaw tendency, an unreasonable front traction direction can be existed to further increase the jaw-opening tendency of the patient, and similarly, the unreasonable front traction direction can also increase the anti-jaw tendency of the patient.

Disclosure of Invention

In order to solve the technical problems, the invention aims to provide a front traction correction device which has the advantages of excellent traction effect, good use experience and the like.

Based on the above, the invention provides a front traction correction device, which comprises a front traction assembly, a correction assembly and a traction rope, the front traction assembly comprises a nose frame and a first temple and a second temple connected with the nose frame, the first glasses leg and the second glasses leg are respectively arranged at the left end and the right end of the nose frame, one end of the nose frame back to the patient extends to form an installation platform, a plurality of adjusting holes arranged side by side are arranged on the mounting table, a traction adjusting rod connected with the traction frame is arranged in each adjusting hole in a penetrating way, the traction adjusting rod is connected with a horizontally arranged traction support, the traction support is provided with a traction nail, the correcting component comprises a fixing plate fixed in the oral cavity of a patient and a traction plate connected with the fixing plate, and two ends of the traction rope are respectively sleeved on the traction nail and the traction plate.

In some embodiments of this application, be equipped with the fork arm on the nose frame, the cover is equipped with the shape of falling V silica gel nose pad on the fork arm.

In some embodiments of this application, the mount table includes boss and lower boss, adjust the hole including locating go up overhead jack on the boss and locate bottom outlet on the boss down, the traction control pole is the setting of T font, it is equipped with and is used for holding to go up the boss the T font square trough of traction control pole.

In some embodiments of this application, be equipped with the connecting hole on drawing the support, connect the nail and pass the connecting hole supports and leans on draw the regulation pole, will draw the support with draw the regulation pole fixed as an organic whole.

In some embodiments of the present application, the first temple and the second temple are hingedly connected to the nose piece by a hinge.

In some embodiments of the present application, the first temple and the second temple are identical in structure, the first temple includes a forearm and a retractable forearm in the forearm, the forearm and the nose frame are hingedly connected.

In some embodiments of this application, first mirror leg with the back arm end of second mirror leg all is equipped with the through wires hole, and adjustable bandeau passes two the through wires hole will first mirror leg with second mirror leg connects as an organic wholely, still wear to be equipped with on the adjustable bandeau and be used for adjusting the sleeve pipe of adjustable bandeau length.

In some embodiments of the present application, the fixed plate is provided with a screw hole, the fixed plate passes through fastening nail and patient's bone tissue fixed connection, be equipped with the spread groove on the fixed plate, the traction plate has V-arrangement linkage segment and hook-shaped traction segment, V-arrangement linkage segment card is gone into in the spread groove.

The embodiment of the invention provides a front traction correction device, which has the following beneficial effects compared with the prior art:

the invention provides a front traction correction device which is simple in structure, convenient and fast to install, simple to operate and good in stability in use. Before traction correction is implemented, fixing plates are arranged on two sides of an alveolar ridge area of a patient through an operation, then a traction plate is arranged in the fixing plates, a traction rope with proper elasticity is selected, two ends of the traction rope are hung on a traction nail of a front traction assembly and a hook-shaped traction section of the traction plate respectively, traction force on two sides is kept at about 400-500 g in the traction process, and traction duration is kept for more than 12 hours every day, so that traction correction on the opposite jaw can be realized. Therefore, the front traction component of the front traction correction device is similar to glasses in structure, is convenient to use and comfortable to wear, and the adjustable head band can be adjusted in tightness at any time, so that the wearing experience of a user is improved; the traction adjusting rod and the traction bracket are fast to install and easy to adjust, and the use process is stable and reliable; the whole front traction assembly can be used for retraction of the position of the lower jaw first molar and Anshi II-type malocclusion deformity of normal development of the upper jaw, and can also be used for retraction of the position of the upper jaw first molar and Anshi III-type malocclusion deformity of normal development of the lower jaw, so that the application scenes are multiple, and the treatment effect is good; the fixing plate and the traction plate of the correcting component are implanted under the oral mucosa, so that the correcting component has almost no foreign body sensation to a patient under the non-use condition, and the fixing plate is fixed in the maxillary bone and is not influenced by the dentition condition of the patient; each part of correction subassembly adopts metal 3D to print the shaping technique processing preparation shaping, to the matching formula implant of patient's design, can compress the occupation space of implant greatly, promotes patient's use and experiences.

Drawings

FIG. 1 is a schematic structural view of an anterior traction orthotic device according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a front hitch assembly in accordance with an embodiment of the present invention;

FIG. 3 is a detail view of the front hitch assembly of FIG. 2 taken at location A with the top cover removed;

fig. 4 is a schematic structural diagram of a rectification assembly according to an embodiment of the present invention.

In the drawings, 1, a front traction assembly; 11. a nose frame; 111. a nose pad; 12. a first temple; 121. a forearm; 122. a rear arm; 123. threading holes; 13. a second temple; 14. a hinge; 15. an upper boss; 151. a T-shaped square groove; 16. a lower boss; 161. a bottom hole; 17. a top cover; 18. a traction adjusting rod; 19. a traction support; 191. drawing the nail; 192. a connecting nail; 2. a corrective component; 21. a fixing plate; 211. fastening nails; 212. connecting grooves; 213. an inner clamping process; 22. a traction plate; 221. a V-shaped connecting section; 222. a hook-shaped traction segment; 223. an outer clamping process; 3. an adjustable headband; 4. and (6) pulling the rope.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

It should be understood that the terms "front", "rear", and the like are used herein to describe various information, but the information should not be limited to these terms, which are used only to distinguish one type of information from another. For example, "front" information may also be referred to as "rear" information, and "rear" information may also be referred to as "front" information without departing from the scope of the present invention.

As shown in fig. 1 to 4, an embodiment of the present invention provides an anterior traction device, which includes an anterior traction assembly 1, correct subassembly 2 and haulage rope 4, particularly, preceding subassembly 1 of pulling includes nose frame 11 and first mirror leg 12 and the second mirror leg 13 that is connected with nose frame 11, first mirror leg 12 is the same with the structure of second mirror leg 13 and locates nose frame 11 respectively about both ends, nose frame 11 one side extension of patient dorsad has the mount table, be equipped with the regulation hole that a plurality of set up side by side on the mount table, wear to be equipped with the traction control pole 18 that is connected with the traction frame in the regulation hole, be connected with the support 19 that pulls that the level set up on the traction control pole 18, it pulls 191 to be equipped with on the support 19 to pull, correct subassembly 2 is including fixing the fixed plate 21 in the patient oral cavity and the traction plate 22 that is connected with fixed plate 21, the both ends of haulage rope 4 are overlapped respectively and are located and are pulled on nail 191 and the traction plate 22.

Based on the structure, before traction correction is carried out, fixing plates 21 are arranged on two sides of an alveolar ridge region of a patient through surgery, then a traction plate 22 is arranged in the fixing plates 21, traction ropes 4 with proper elasticity are selected, two ends of the traction ropes 4 are hung on traction nails 191 of the front traction assembly 1 and hook-shaped traction sections 222 of the traction plate 22 respectively, traction force on two sides is kept at about 400-500 g in the traction process, and traction time duration of more than 12 hours is kept every day. The traction and correction of the underbite can be realized. So, this preceding traction orthotic devices's simple structure, it is convenient to install, easy operation, stability during the use is good. The front traction assembly 1 is similar to glasses in structure, is convenient to use and comfortable to wear, and the adjustable headband 3 can be adjusted in tightness at any time, so that the wearing experience of a user is improved; the traction adjusting rod 18 and the traction bracket 19 are installed quickly and easily, and are stable and reliable in use; the whole front traction assembly 1 can be used for the anderson II type malocclusion with the lower jaw first molar retracted and the upper jaw normally developing and can also be used for the anderson III type malocclusion with the upper jaw first molar retracted and the lower jaw normally developing, the application scenes are multiple, and the treatment effect is good; the fixing plate 21 and the traction plate 22 of the correcting component 2 are implanted under the oral mucosa, so that the correcting component hardly has foreign body sensation to a patient under the non-use condition, and the fixing plate 21 is fixed in the maxillary bone and is not influenced by the dentition condition of the patient; each part of correcting subassembly 2 adopts metal 3D to print the processing of forming technique preparation, to the matching formula implant of patient's design, can compress the occupation space of implant greatly, promotes patient's use and experiences.

Optionally, for further promoting the wearing experience of patient, in some embodiments of this application, be equipped with the fork arm on the nose frame 11, the cover is equipped with the silica gel nose pad 111 of the font of falling V on the fork arm, and the laminating of nose pad 111 and patient's nose is good, and it is high to wear the comfort level.

Further, the mounting platform of the present application may have various forms, specifically, in order to enhance the connection strength between the traction adjustment rod 18 and the mounting platform, in an embodiment of the present invention, the mounting platform includes an upper boss 15 and a lower boss 16, the adjustment hole includes a top hole provided on the upper boss 15 and a bottom hole 161 provided on the lower boss 16, meanwhile, in order to achieve effective fixation of the traction adjustment rod 18 and the mounting platform, the traction adjustment rod 18 is arranged in a T shape, the upper boss 15 is provided with a T-shaped square groove 151 matched with the traction adjustment rod 18, the traction adjustment rod 18 passes through the top hole and the bottom hole 161 and is clamped into the T-shaped square groove 151, so as to achieve fixed connection with the upper boss 15; furthermore, in order to prevent the traction adjusting rod 18 from being ejected out of the T-shaped square groove 151, the top cover 17 is arranged at the top of the T-shaped square groove 151, the top cover 17 can limit the traction adjusting rod 18, and the reliable connection between the traction adjusting rod 18 and the upper boss 15 is further strengthened. To the top cap 17 of this application, it is gone into the recess of T font square groove 151 side through the trip card in, can effectively promote the connection effect of top cap 17 and last boss 15, guarantees the spacing effect to traction adjustment pole 18.

The upper end of the traction adjusting rod 18 is matched with the T-shaped square groove of the upper boss 15 and the square groove of the lower boss 16 of the nose frame 11 in sequence, and the top cover 17 plays a limiting role in the traction adjusting rod 18. The lower end of the traction adjusting rod 18 is matched with the square groove of the traction bracket 19, and the traction adjusting rod and the square groove are fixedly connected through a connecting nail 192. The traction adjusting rod 18 is a T-shaped square rod and is matched with a T-shaped square groove of an upper mounting table of the nose frame 11, a rod section which is about 3cm away from the upper end of the traction adjusting rod 18 is matched with a square groove of a lower mounting table, and the winding degree of the lower end of the traction adjusting rod 18 due to the action of traction force is greatly reduced. Anti-skid grooves are formed in the front side and the rear side of the lower end of the traction adjusting rod 18, so that friction between the traction adjusting rod and the connecting nails 192 is increased, and the traction bracket 19 is firmly connected with the traction adjusting rod 18 under the screwing action of the connecting nails 192. Five T-shaped square grooves and five square grooves are respectively arranged in the front-back direction of the upper boss 15 and the lower boss 16, wherein the distance between the foremost slotted hole and the rearmost slotted hole is 2.5cm, and the function of front-back adjustment is realized by inserting different slotted holes in the traction adjusting rod 18.

The traction bracket 19 is a curved square rod, and the front side of the middle section of the traction bracket 19 is provided with a connecting hole for arranging a connecting nail 192. The upper side of the middle section of the traction bracket 19 is provided with a square groove which is matched and connected with the traction adjusting rod 18. The upper sides of the left and right sides of the traction bracket 19 are provided with a plurality of screw holes for fixing the traction nail 191. The traction bracket 19 is of a curved square rod structure, the front side and the rear side of the traction bracket 19 are exchanged and fixed according to the width of 2cm at the front side and the rear side of the traction bracket 19, and the adjusting range of 4cm at the front side and the rear side of the traction bracket 19 can be enlarged. The adjustment range of the traction adjustment lever 18 is superposed, so that the adjustment range of the traction bracket 19 is 6.5cm in front and at the back. The traction bracket 19 slides up and down on the anti-slip groove of the traction adjusting rod 18, so that the traction bracket 19 can be aligned to the oral cavity positions of different patients through up-down adjustment.

The traction nail 191 is a common socket head cap screw, and a cylindrical nut of the traction nail 191 is used as a traction supporting point to hook the traction rope 4. The traction nail 191 can be fixed by selecting different hole positions on the left side and the right side of the traction support 19, and the traction nail 191 on the different hole positions is used as a traction point, so that the purpose of changing the traction direction can be achieved.

In addition, for the first temple 12 and the second temple 13 of the present application, both have the same structure and are hinged to the nose frame 11 through the hinge 14, and the first temple 12 and the second temple 13 are both telescopic rod structures, taking the first temple 12 as an example, it includes a front arm 121 and a telescopic rear arm 122 disposed in the front arm 121, the front arm 121 is hinged to the nose frame 11, and the end of the rear arm 122 is provided with an adjustable headband 3 passing through the threading hole 123. Adjustable bandeau 3 passes two through wires hole 123 and is connected first mirror leg 12 and second mirror leg 13, and the patient can also change the fastening degree of adjustable bandeau 3 and patient's head through adjusting the sleeve pipe on the adjustable bandeau 3 when pulling subassembly 1 before wearing, adjusts in a flexible way, convenient to use.

Optionally, in some embodiments of the present application, the fixing plate 21 is provided with a screw hole, the fixing plate 21 is fixedly connected to bone tissue of a patient through the fastening nail 211, the fixing plate 21 is further provided with a connecting groove 212, the traction plate 22 is provided with a V-shaped connecting section 221 and a hook-shaped traction section 222, the V-shaped connecting section 221 has a certain elastic deformation capability through a plate thickness design, the hook-shaped traction section 222 is used for fixing the traction rope 4, an inner clamping protrusion 213 is provided in the connecting groove 212, the V-shaped connecting section 221 is provided with an outer clamping protrusion 223 matched with the V-shaped connecting section, the V-shaped connecting section 221 is clamped in the connecting groove 212 to realize connection between the traction plate 22 and the fixing plate 21, the fastening nail 211 and the traction plate 22 are all made of titanium alloy, so that the fixing plate 21, the fastening nail 211 and the traction plate 22 have a good compatibility with a human body, and the use experience of a patient is good.

For the pull-cord 4 of the present application, which is generally symmetrically fixed to both sides of the traction adjustment lever 18, each pull-cord 4 is caught at the traction pin 191 and the hook-shaped traction segment 222 of the traction plate 22. The traction force of the traction rope 4 on the jaw bone is changed by adjusting the traction adjusting rod 18 and the traction bracket 19 to change the space position of the traction point or replacing different traction ropes 4, and the traction direction of the elastic rubber band is changed by adjusting the traction bracket 19, the traction nail 191 and the fixing plate 21.

In summary, the invention provides a front traction correction device, which comprises a front traction assembly, a correction assembly and a traction rope, wherein the front traction assembly comprises a nose frame, a first glasses leg and a second glasses leg which are connected with the nose frame, the first glasses leg and the second glasses leg are identical in structure and are respectively arranged at the left end and the right end of the nose frame, an installation platform extends from one side of the nose frame, which faces away from a patient, is provided with a plurality of adjusting holes which are arranged side by side, traction adjusting rods which are connected with the traction frame penetrate through the adjusting holes, traction supports which are horizontally arranged are connected on the traction adjusting rods, traction nails are arranged on the traction supports, the correction assembly comprises a fixed plate which is fixed in the oral cavity of the patient and a traction plate which is connected with the fixed plate, and two ends of the traction rope are respectively sleeved on the traction nails and the traction plate. Compared with the prior art, the front traction correction device has wide application range and good correction effect.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.