CN214562992U - Preoperative appliance for cleft lip and palate of infant - Google Patents
Preoperative appliance for cleft lip and palate of infant Download PDFInfo
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- CN214562992U CN214562992U CN202120779840.8U CN202120779840U CN214562992U CN 214562992 U CN214562992 U CN 214562992U CN 202120779840 U CN202120779840 U CN 202120779840U CN 214562992 U CN214562992 U CN 214562992U
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Abstract
The utility model provides an infant cleft lip and palate pre-operation corrector, include: a palate guard and a nasal support; the palate guard plate and the nasal support are connected in a buckling mode. The embodiment of the utility model provides a palatal backplate and the nose that connects the unscrambler through the connected mode that utilizes the buckle form prop for at every turn the double-examination only need change the unscrambler or the nose prop can, can obviously shorten the double-examination operating time, alleviated the longer technical problem of operating time that the adjustment palatal backplate and nose propped at every turn of the double-examination that exists among the prior art.
Description
Technical Field
The utility model belongs to the technical field of the medical instrument technique and specifically relates to a preceding unscrambler of infant cleft lip and palate.
Background
Cleft lip and palate is a common congenital deformity of the face, and the incidence rate is about 1.83 per thousand. Preoperative correction of cleft lip and palate of an infant is a crucial link in sequential treatment of cleft lip and palate. The characteristics of complete cleft lip and palate include: 1. nasal deformity, too short columella nasalis, deflection and torsion of nasal cartilage; 2, too wide alveolar fissures; 3. the palatine cleft is wide in defect; 4. one or two sides of jaw bone are seriously rotated and inclined; 5. The oral cavity and the nasal cavity are communicated, so that feeding is difficult, and pneumonia is caused by choking. The degree of deformity is further aggravated by factors such as tongue movement and muscle imbalance in the process of feeding after birth of the baby.
Preoperative correction of cleft lip and palate of an infant is a crucial link in sequential treatment of cleft lip and palate. Meanwhile, the orthodontic appliance is the first step of receiving special treatment after birth of an infant with cleft lip and palate, the appliance can effectively reduce the choking times of the infant in the feeding process, effectively reduce the cleft of the alveolar fissure, reduce the cleft area of the palate, correct the deflected and rotated jaw bone, prolong the length of the columella nasalis, raise the height of the nostril at the affected side, narrow the width of the nostril, improve the position of the midpoint of the base of the columella nasalis and the like, and create good soft and hard tissue conditions for the operation.
The existing pre-operation corrector for the infant is made of self-setting or thermosetting resin materials, the nasal support part is made of orthodontic steel wires and resin, the resin is added to the orthodontic steel wires to form a sphere-like structure, the orthodontic steel wires of the nasal support are fixedly connected with the palate guard plate through the resin, and part of the resin materials are added or removed in a proper amount according to the correction condition during each re-diagnosis, so that the defect of long operation time is existed, and at least 30-50 minutes are needed.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a preoperative appliance for cleft lip and palate of an infant to alleviate the technical problem of long operation time for adjusting the palate guard plate and the nasal support in each double diagnosis in the prior art.
In a first aspect, an embodiment of the present invention provides a preoperative appliance for cleft lip and palate of an infant, including: a palate guard and a nasal support; the palate guard plate and the nasal support are connected in a buckling mode.
Furthermore, the integral shape of the nose support is a long strip, the length is 4-5cm, the width is 3mm, and the side surface is of an arc-shaped structure.
Furthermore, the length of the nose support placed in the nasal cavity is 5-7 mm.
Furthermore, the material of the nose support is a thermoplastic polymer material.
Furthermore, the thickness of the material of the nose support is 1-1.5mm, and the outer layer of the tail end of the nose support is wrapped by soft silica gel.
Furthermore, the length of the soft silica gel is 8mm, and the shape of the soft silica gel is oblate.
Further, the palate guard plate is made of a thermoplastic high polymer material membrane with the thickness of 1-1.5 mm.
Furthermore, one end of the nose support is provided with a plurality of spherical protrusions, the middle part of the palate guard plate is provided with a plurality of small holes, and the spherical protrusions correspond to the small holes one by one.
Further, one end of the nose support and the middle part of the palate guard plate are connected together by the spherical bulge and the small hole in a clamping way.
Furthermore, the turning position of the connection of the nose support and the palate guard plate defines an arc-shaped inverted concave structure.
The utility model provides an infant cleft lip preoperative appliance, palatal backplate and the nose that connects the appliance through the connected mode who utilizes the buckle form prop for at every turn the double-examination only need change the appliance or the nose prop can, can obviously shorten the double-examination operating time, and can accomplish the purpose of correcting not the double-examination just can be accomplished, the longer technical problem of operating time of the adjustment palatal backplate and the nose of the double-examination at every turn that exists among the prior art has been alleviated.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of a pre-operative appliance for cleft lip and palate of an infant according to an embodiment of the present invention;
fig. 2 is a schematic side view of a nasal support according to an embodiment of the present invention;
fig. 3 is a schematic front view of a nasal support according to an embodiment of the present invention.
Icon:
10-palate guard plate; 20-a nasal support; 21-soft silica gel; 22-a spherical bulge; 23-circular arc inverted concave structure.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The first embodiment is as follows:
fig. 1 is a schematic view of a pre-operative appliance for cleft lip and palate of an infant according to an embodiment of the present invention. As shown in fig. 1, the orthosis comprises: a palate guard 10 and a nasal splint 20; the palate guard 10 and the nasal splint 20 are connected by a snap-fit type. Wherein, the appliance is made by (polymer plastic film) pressing technology, and the thickness of the selected film is 1-1.5 mm.
The utility model provides an infant cleft lip preoperative appliance, palatal backplate and the nose that connects the appliance through the connected mode who utilizes the buckle form prop for at every turn the double-examination only need change the appliance or the nose prop can, can obviously shorten the double-examination operating time, and can accomplish the purpose of correcting not the double-examination just can be accomplished, the longer technical problem of operating time of the adjustment palatal backplate and the nose of the double-examination at every turn that exists among the prior art has been alleviated.
Meanwhile, the appliance is more comfortable and attractive to wear, the film pressing material transparent resin film is uniform in thickness and free of bubble formation, food is not easy to remain, and oral hygiene is facilitated.
Optionally, fig. 2 is a schematic side view of a nasal brace according to an embodiment of the present invention. As shown in FIG. 2, the nose support 20 is made of thermoplastic polymer, and the nose support 20 has a strip shape with a length of 4-5cm and a width of 3mm, and has a circular arc-shaped side surface.
Preferably, as shown in fig. 2, the thickness of the material of the nasal splint 20 is 1-1.5mm, and the soft silicone rubber 21 is wrapped on the outer layer of the end of the nasal splint 20.
Preferably, the length of the soft silica gel 21 is 8mm, and the shape is oblate; the length of the nose support 20 placed in the nasal cavity is 5-7 mm.
Preferably, the palate guard 10 is made of a film of a thermoplastic polymer material having a thickness of 1-1.5 mm.
Preferably, as shown in fig. 2, one end of the nasal support 20 is provided with a plurality of spherical protrusions 22, the middle part of the palate guard 10 is provided with a plurality of small holes, and the spherical protrusions 22 correspond to the small holes one by one; one end of the nasal splint 20 is connected with the middle part of the palate guard 10 by the spherical bulge 22 and the small hole. Specifically, the end of the nose support 20 is provided with 3-4 spherical protrusions 22 with a diameter of about 1mm, and each spherical protrusion 22 is spaced 2-3mm apart.
Fig. 3 is a schematic front view of a nasal brace according to an embodiment of the present invention. As shown in fig. 3, the turning point of the connection between the nasal splint 20 and the palate guard 10 defines a circular arc shaped undercut 23 to facilitate the use of adhesive to assist in fixation when wearing the appliance.
The embodiment of the utility model provides an unscrambler's application method does: when the nasal support is worn in the oral cavity, the nasal support needs to rotate slightly, after the oral cavity is in place, a proper force can be applied to bend the nasal support structure, one end (the nose support) wrapped by the soft silica gel is placed in the nasal cavity on the affected side of a patient, the length of the nose support in the nasal cavity is about 5mm, and after the nose support is released elastically, the nasal support returns to the original state and plays an upward supporting force for the nasal cavity on the affected side and the nasal wings.
It should be noted that, the pre-operation appliance for cleft lip and palate of an infant provided by the embodiment of the present invention needs to be replaced within a certain period in the process of correction, so as to achieve the best correction effect. After a patient to be corrected wears the corrector, the upper lip skin needs to be properly drawn up by using the elastic adhesive plaster to be used as auxiliary treatment.
The utility model also provides a manufacturing method of the preceding unscrambler of infant's lip fissure, it is concrete, including following step:
and step S202, obtaining the shape data of the palate of the patient to be corrected through a 3D oral scanner. Optionally, a 3D oral scanner is used for scanning the shape data of the palate of the patient to be corrected, the operation time is about 90-120s, and the data is converted into STL format for output.
And S204, simulating the moving tracks of the palate and the alveolar bone in the maxillary correction process of the patient to be corrected based on the palate morphological data to obtain a plurality of oral palate simulation image data corresponding to different periods.
Optionally, the model is designed, cut, rotated, moved and the like by using the Mimics software and the Proplan software, the movement tracks of the palate and the alveolar bone in the jaw correction process of the patient are simulated according to different conditions of the patient, a plurality of oral palate simulation image data corresponding to different periods are obtained, and then the data are corrected by using the 3-magtic software.
And step S206, printing a plurality of palate gypsum models with different correction time by a 3D printer based on the plurality of oral palate simulation image data.
In step S208, a palate guard plate is obtained by using a film pressing technology based on a plurality of palate gypsum models. And then, industrially producing the nasal stents with different models in batch, and connecting the nasal stents and the palate guard plate in a buckle form to obtain the target appliance.
Specifically, the target appliance is composed of a series of palate guard plates and nasal stretchers with different periods and sizes.
Alternatively, the palatal shield of the subject orthotic may be made by performing the steps of molding, cutting, eluting, and sterilizing on a plurality of palatal gypsum molds.
The following specifically illustrates a specific manufacturing process of the pre-operative appliance for cleft lip and palate of an infant according to an embodiment of the present invention. Wherein, mouth-scanning equipment (velcade 360) and a matched software system are adopted for collecting the palate images of the patients. During mouth scanning, the infant is in a supine position, an assistant assists in fixing the head of the infant and properly opening the oral cavity of the infant, the whole scanning process is about 90-120s, and data are converted into an STL format after scanning is completed. And importing the STL file into the Mimics software, carrying out image processing, and simulating the movement of the maxillary alveolar bone. Attention is paid to simulating maxillary movement:
1. the rear part of the maxillary tubercle, namely the end positions of the alveolar at two sides are kept unchanged in the whole correcting process or the outer side of the final position of the maxillary alveolar at the affected side is horizontally moved by about 2-3 mm;
2. in the horizontal direction: the anterior 1/3 bone segment of the fissure side maxillary alveolar moves towards the anterior-lateral direction;
3. in the horizontal direction: the 1/3 bone segment in front of the maxillary alveolar on the non-fissure side rotates and moves towards the fissure side; in the vertical direction: the front 1/3 of the two bone segments move downwards;
4. the final state is the closure of the maxillary segments on both sides or the spacing of the alveolar fissures is about 3mm, and the morphology of the maxillary on both the left and right sides tends to be horseshoe-shaped as the normal maxillary alveolar morphology.
Forming 8-12 maxillary alveolar models with different forms, which are uniformly changed, between the preliminary maxillary model and the final maxillary model, wherein the change amount in the three-dimensional direction between every two models is not more than 1mm, thereby forming a series of simulation data in the whole maxillary alveolar correction process, and printing out the corresponding gypsum model by inputting the simulation data into a 3D printer. Finally, based on the plaster model, the appliance can be manufactured by a film pressing technology, wherein the appliance consists of two parts: palate guard plate and nose prop, both bond as an organic wholely through the buckle form. Manufacturing the palate guard plate by using a hard diaphragm film pressing technology; the hard membrane material is a thermoplastic polymer material, and the thickness of the selected membrane is 1-1.5 mm.
In the manufacturing process, the manufacturing process of the palate guard plate part of the appliance is quick and convenient, the operation time is about 2-3 minutes, the palate guard plate can be molded by pressing a film, and the palate guard plate is cut, polished and formed after being demoulded, so that the edge is smooth and comfortable. The production process of the corrector does not generate any harmful substance, does not harm the environment and medical care personnel, and does not need special protection. The correction method provides a series of individualized palate guards and nasal stretchers for use during treatment periods, with multiple correction stages used at different times. Meanwhile, the appliance manufacturing method and the appliance can realize remote face examination, guidance and supervision by combining a remote video technology, can greatly reduce the number of times of the patient's re-examination, even can avoid the need of the re-examination after one face examination, save the round trip time of the patient's re-examination and reduce the economic burden of the patient.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. An infant pre-lip cleft palate appliance, comprising: a palate guard and a nasal support; the palate guard plate and the nasal support are connected in a buckling mode.
2. The pre-operative appliance for cleft lip and palate of an infant as claimed in claim 1, wherein the overall shape of the nose support is a long strip, the length is 4-5cm, the width is 3mm, and the side surface is in a circular arc structure.
3. The pre-operative appliance of claim 2, wherein the length of the nasal support placed in the nasal cavity is 5-7 mm.
4. The pre-operative appliance for cleft lip and palate of an infant and pre-operative appliance according to claim 1, wherein the material of the nose support is a thermo-plastic polymer material.
5. The pre-operative appliance for cleft lip and palate of an infant as claimed in claim 4, wherein the thickness of the material of the nasal support is 1-1.5mm, and the outer layer of the tail end of the nasal support is wrapped with soft silica gel.
6. The pre-operative appliance for cleft lip and palate of an infant and pre-operative appliance according to claim 5, wherein the soft silicone rubber has a length of 8mm and a shape of oblate spheroid.
7. The pre-operative appliance for cleft lip and palate of an infant and pre-operative appliance according to claim 1, wherein the palate guard is made of a film of a thermoplastic polymer material with a thickness of 1-1.5 mm.
8. The pre-operative appliance for cleft lip and palate of an infant of claim 1, wherein one end of the nasal support is provided with a plurality of spherical protrusions, the middle part of the palate guard is provided with a plurality of small holes, and the spherical protrusions are in one-to-one correspondence with the small holes.
9. The pre-operative appliance for cleft lip and palate of an infant of claim 8, wherein one end of the nasal support and the middle portion of the palate guard are connected with the small hole in a clamping manner through the spherical protrusion.
10. The pre-operative appliance for cleft lip and palate of an infant and pre-operative appliance according to claim 1, wherein a turning position where the nasal brace is connected with the palate guard defines a circular arc-shaped undercut structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120779840.8U CN214562992U (en) | 2021-04-15 | 2021-04-15 | Preoperative appliance for cleft lip and palate of infant |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120779840.8U CN214562992U (en) | 2021-04-15 | 2021-04-15 | Preoperative appliance for cleft lip and palate of infant |
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| CN214562992U true CN214562992U (en) | 2021-11-02 |
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| CN202120779840.8U Active CN214562992U (en) | 2021-04-15 | 2021-04-15 | Preoperative appliance for cleft lip and palate of infant |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113147039A (en) * | 2021-04-15 | 2021-07-23 | 广州市妇女儿童医疗中心 | Preoperative appliance for cleft lip and palate of infant and design and manufacturing method of appliance |
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- 2021-04-15 CN CN202120779840.8U patent/CN214562992U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113147039A (en) * | 2021-04-15 | 2021-07-23 | 广州市妇女儿童医疗中心 | Preoperative appliance for cleft lip and palate of infant and design and manufacturing method of appliance |
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