CN111743649B - Multifunctional final impression device, using method and digital complete denture manufacturing method - Google Patents
Multifunctional final impression device, using method and digital complete denture manufacturing method Download PDFInfo
- Publication number
- CN111743649B CN111743649B CN202010560122.1A CN202010560122A CN111743649B CN 111743649 B CN111743649 B CN 111743649B CN 202010560122 A CN202010560122 A CN 202010560122A CN 111743649 B CN111743649 B CN 111743649B
- Authority
- CN
- China
- Prior art keywords
- dentition
- base
- lower jaw
- jaw
- impression
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C9/00—Impression cups, i.e. impression trays; Impression methods
- A61C9/004—Means or methods for taking digitized impressions
- A61C9/0046—Data acquisition means or methods
- A61C9/008—Mechanical means or methods, e.g. a contact probe moving over the teeth
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C9/00—Impression cups, i.e. impression trays; Impression methods
- A61C9/004—Means or methods for taking digitized impressions
- A61C9/0093—Workpiece support
Abstract
The invention discloses a multifunctional final impression device, a using method and a digital complete denture manufacturing method, wherein the multifunctional final impression device comprises an upper jaw base, a lower jaw base, an upper jaw dentition, a lower jaw dentition and an external interface, wherein the bottom of the upper jaw base is provided with an upper jaw dentition interface matched with the upper jaw dentition, and the top of the lower jaw base is provided with a lower jaw dentition interface matched with the lower jaw dentition; the bottom of the upper jaw base support is provided with a tracing plate interface, the upper jaw tracing plate is connected into the tracing plate interface and fixed with the upper jaw base support, and a positioner is arranged on the upper jaw tracing plate; the top of the lower jaw base is provided with a positioning plate interface, a lower jaw positioning plate is connected into the positioning plate interface and fixed with the lower jaw base, a positioning needle is arranged on the lower jaw positioning plate, and the lower jaw base is connected with a positioner through the positioning needle; the external interface is arranged at the front end of the upper jaw base support and is connected with the handle connecting piece or the face bow connecting piece.
Description
Technical Field
The invention relates to the field of denture making devices, in particular to a multifunctional final impression device, a using method and a digital complete denture making method.
Background
At present, along with the aging of population, the number of edentulous patients and edentulous patients is increasing, along with the increase of the number of edentulous, the corresponding position relation of upper and lower jaws of patients is losing gradually, the central relation position and the combination plane of the patient must be measured to guide the arrangement position of the artificial teeth to be repaired, when the final impression is made, the traditional edentulous final impression tray is a plastic base tray made by pouring plaster model based on the impression in the mouth of the patient made by doctor, the making is complex and the use is inconvenient, while the digital final impression tray made by computer-aided technology at present has single function, is not easy to make accurate impression and the position relation of upper and lower jaws, therefore, the tray for making the final impression of the edentulous patients rapidly and accurately obtains the central relation, realizes multiple functions by module combination, greatly simplifies the operation of the doctor, to ensure the accuracy of the final restoration.
Disclosure of Invention
The invention aims to solve the technical problems that the existing edentulous jaw final impression tray is a plastic base tray made based on a gypsum model filled with impression in the oral cavity of a patient prepared by a doctor, is complex in making and inconvenient to use, but the existing digitalized final impression tray made by a computer-aided technology has single function and is difficult to make accurate impression and the position relation between an upper jaw and a lower jaw.
The invention also provides a using method of the multifunctional final impression device;
the invention also provides a digital full-mouth manufacturing method.
In order to solve the technical problems, the invention provides the following technical scheme:
in a first aspect, the multifunctional final impression device comprises an upper jaw base, a lower jaw base, an upper jaw dentition, a lower jaw dentition and an external interface, wherein an upper jaw dentition interface matched with the upper jaw dentition is arranged at the bottom of the upper jaw base, and a lower jaw dentition interface matched with the lower jaw dentition is arranged at the top of the lower jaw base;
a tracing plate interface is arranged at the bottom of the upper jaw base support, an upper jaw tracing plate is connected into the tracing plate interface and fixed with the upper jaw base support, and a positioner is arranged on the upper jaw tracing plate;
the top of the lower jaw base is provided with a positioning plate interface, a lower jaw positioning plate is connected into the positioning plate interface and fixed with the lower jaw base, a positioning needle is installed on the lower jaw positioning plate, and the lower jaw base is connected with the positioner through the positioning needle;
the outer interface is arranged at the front end of the upper jaw base support and is connected with the handle connecting piece or the face bow connecting piece;
preferably, one end of the handle connecting piece can be inserted into the external interface and fixed, the other end of the handle connecting piece clamps the middle end of the face bow ruler, and the face bow ruler is parallel to the occlusal plane plate;
one end of the face bow connecting piece can be inserted into the external interface and fixed, and the other end of the face bow connecting piece is provided with a socket and can be inserted into the face bow component.
In the above multifunctional final impression apparatus, a threaded hole is formed in the lower jaw positioning plate, a thread matching the threaded hole is formed in the positioning pin, and the positioning pin is connected with the threaded hole through the thread.
In the above multifunctional final impression apparatus, the positioner is provided with the positioning hole.
In a second aspect, the method for using the multifunctional final impression device according to the first aspect comprises the following steps:
step 1: respectively installing the maxillary dentition and the mandibular dentition in a maxillary base and a mandibular base;
step 2: placing silicon rubber on the surfaces of an upper jaw base support and a lower jaw base support, putting the upper jaw base support and the lower jaw base support into a patient mouth integrally, and allowing the patient to bite the upper jaw and the lower jaw to obtain a closed impression in a bite state;
and step 3: judging whether the occlusion position relation of the upper dentition and the lower dentition of the closed sealing mold is accurate or not:
if the occlusion relation is not accurate, separating the maxillary dentition and the mandibular dentition from the maxillary base and the mandibular base respectively to leave a dentition gap between the maxillary base and the mandibular base, inserting the maxillary tracing plate into the tracing plate interface to be connected with the maxillary base, inserting the mandibular locating plate into the locating plate interface to be connected with the mandibular base, installing the tracing needle on the mandibular locating plate, adjusting the tracing needle to determine the vertical distance, allowing the patient to make forward and lateral movements, allowing the tracing needle to trace the movement track of the patient on the maxillary tracing plate, defining the jaw relation at the intersection point of the tracing graph, aligning the hole of the locator with the intersection point, fixing the locator, ordering the patient to occlude the upper jaw and the lower jaw, positioning the tracing needle in the hole of the locator, and fixing the maxillary and the mandibular bases;
if the occlusion relation is accurate, the upper jaw base and the lower jaw base are taken out.
The method for using the multifunctional final impression device further comprises the following steps of (1) installing a handle connecting piece on the maxillary base:
and fixedly mounting the handle connecting piece on an external interface. Preferably, the handle attachment grips the intermediate end of the face bow ruler such that the face bow ruler is parallel to the occlusal plane plate.
The method for using the multifunctional final impression device further comprises the following steps of 1, installing a face arch connecting piece on the upper jaw base:
and fixedly mounting the face bow connecting piece on an external interface.
In the method for using the multifunctional final impression device, the upper jaw base, the lower jaw base, the upper jaw dentition and the lower jaw dentition in the step 1 are designed and manufactured according to the initial impression and the position relation between the upper jaw and the lower jaw of the patient.
In a third aspect, a method for making a digitized full mouth includes the following steps:
step 1: obtaining a full-mouth centric relationship using the centric jaw tray and the initial impression; preferably, the median jaw tray can be a commercially available or conventional median jaw tray, and can also be a median jaw tray with a multifunctional interface;
step 2: scanning the initial impression and the orthognathic tray or scanning a copy gypsum model of the initial impression and the orthognathic tray, matching data of the initial impression and the orthognathic tray, and acquiring data of the initial impression and occlusion relation;
and 3, step 3: designing a multifunctional final impression apparatus in the first aspect; the multifunctional final impression device comprises an upper jaw base, a lower jaw base, an upper jaw dentition, a lower jaw dentition, an upper jaw tracing, a positioner, a lower jaw positioning plate and a positioning needle; 3D printing the multifunctional final impression device;
and 4, step 4: confirming the occlusion relation of the closed impression and the occlusion relation through the multifunctional final impression device, and judging whether the occlusion relation of the closed impression and the occlusion relation is correct or not;
and 5:
(1) if the occlusion relation of the dentition of the closed impression mold in the step 4 is correct, designing and printing a tooth preparation guide plate, treating a finished artificial tooth tissue surface penetrating base support part by using the tooth preparation guide plate, embedding the closed impression mold obtained in the step 4 by using silicon rubber, and replacing the treated artificial tooth with injection molding; scanning the closed impression and the dentition, and finishing the manufacture of the complete denture in a cutting mode or a 3D printing mode;
(2) if the dentition occlusion relation of the closed impression is incorrect in the step 4, the occlusion relation is obtained again by using the trace board, and the complete denture is manufactured by one of the following steps:
(a) scanning the closed impression and the closed relation record, and designing an artificial tooth and a base; finishing the artificial tooth and the base in a cutting or 3D printing mode;
(b) scanning the closed impression and the closed relation record, and designing a base with the function of a tooth preparation guide plate; 3D printing the base support with the function of the guide plate with the spare tooth, fixedly inserting the artificial tooth into the base support with the function of the guide plate with the spare tooth, adjusting the piercing-out part of the artificial tooth, embedding the artificial tooth with silicon rubber, and performing injection molding;
(c) scanning the closed impression and the closed relation record, and designing an integral dentition base support model and a dentition guide plate, wherein an upper dentition female die on a horizontal plane of the dentition guide plate is matched with the upper artificial dentition form, and a lower dentition female die on the horizontal plane is matched with the lower artificial dentition form; pouring gypsum into the multifunctional final impression model, and matching and fixing the upper and lower jaw base supports with the gypsum model; the upper artificial dentition and the lower artificial dentition are matched with the tooth arrangement guide plate to be fixed and occluded by the positioning device; taking away the upper artificial dentition, fixing the upper artificial dentition on the tooth arrangement guide plate by using corresponding finished artificial teeth in an inosculation manner, and fixing the upper artificial dentition on the upper jaw model by using a curable material; taking away the lower artificial dentition, fixing the lower artificial dentition on the tooth arrangement guide plate by using corresponding finished artificial tooth anastomosis, and fixing the lower artificial dentition on the lower jaw model by using a curable material; arranging and fixing the finished artificial teeth at the designed position of a computer; forming a base support wax pattern; embedding with silicon rubber; and injection molding is carried out.
In one or more of the embodiments of the present invention, there is also provided an arrangement of artificial teeth.
In one or more embodiments of the present invention, a printed base with correctly aligned artificial teeth (e.g., the shape of 701 in the drawings, which is distinguished from a tooth preparation guide plate in that the back surface does not have artificial teeth protruding out, and is an integrally formed printed piece) may be placed on the upper and lower jaw plaster models, respectively.
In one or more embodiments of the present invention, the upper and lower jaw tooth rows may be respectively matched with both surfaces of the tooth arrangement guide and fixed. Thus, the position relation of the upper and lower jaw plaster models is fixed by the base and the tooth arrangement guide plate. And (5) fixing the upper and lower jaw plaster models by using an occlusion positioning device.
In one or more embodiments of the invention, the maxillary base may be removed and the finished artificial tooth may be fitted to the maxillofacial surface of the tooth placement guide. And fixed to the maxillary plaster model.
In one or more embodiments of the invention, the mandibular base may be removed and the finished artificial tooth may be fitted to the mandibular tooth guide mandibular surface and secured to the mandibular plaster model.
In one or more embodiments of the present invention, the 3D printed dentition positions may be transferred to dentition positions of finished artificial teeth, i.e., an arrangement of artificial teeth, according to the above-described steps.
According to the technical scheme provided by the multifunctional final impression device, the using method of the multifunctional final impression device and the digital full-mouth making method, the invention has the following technical effects:
the model can be used for rapidly and accurately preparing the final impression of the edentulous jaw patient and obtaining the accurate center relation, multiple functions are realized through module combination, the operation of a doctor is greatly simplified, the model taking and the determination of the upper jaw and the lower jaw relation are more accurate, the quality of the complete denture is effectively improved, and the accuracy of the final restoration is ensured.
Drawings
FIG. 1 is a schematic structural view of a multifunctional final-impression apparatus according to the present invention;
FIG. 2 is a schematic view of the upper and lower jaw dentitions in the multi-functional final impression apparatus of the present invention;
FIG. 3 is a schematic view showing an internal structure of a multifunctional final impression apparatus according to the present invention;
fig. 4 is a schematic view of the structure of a lower jaw base in the multifunctional final impression device of the present invention;
FIG. 5 is a schematic structural view of the connecting piece of the upper jaw base and the handle in the multifunctional final impression device of the invention;
FIG. 6 is a schematic view showing the structure of the connecting piece of the upper jaw base support connecting face arch in the multifunctional final impression apparatus of the present invention;
FIG. 7 is a schematic view showing a structure of a tooth guide plate provided in a multifunctional final impression apparatus according to the present invention;
FIG. 8 is a schematic view showing a structure of an upper jaw tooth preparation guide plate in the multi-functional final impression device according to the present invention;
FIG. 9 is a schematic structural diagram of a tooth arrangement guide plate in the digital full-width manufacturing method of the present invention.
Wherein the reference numbers are as follows:
the dental arch dental prosthesis comprises an upper jaw base 101, a lower jaw base 102, an outer interface 103, an upper jaw dentition interface 104, a lower jaw dentition interface 105, an upper jaw dentition 201, a lower jaw dentition 202, an upper jaw tracing plate 301, a lower jaw locating plate 302, a locating pin 303, a locating plate interface 401, a handle connecting piece 501, a locator 502, a locating hole 503, a tracing plate interface 504, a face arch connecting piece 601, a tooth preparing guide plate 701, an artificial tooth penetrating and exiting port 801, a bite locating device (occlusal frame) 901, a tooth arrangement guide plate 902, upper jaw artificial teeth 903 and lower jaw artificial teeth 904.
Detailed Description
In order to make the technical means, the characteristics, the purposes and the functions of the invention easy to understand, the invention is further described in the following specific figures.
Example 1:
the invention provides a multifunctional final impression device, and aims to quickly and accurately prepare a final impression of a patient without a dental jaw and obtain an accurate central relation, realize multiple functions through module combination, greatly simplify the operation of a doctor, ensure more accurate upper and lower jaw relation taking and determining, and effectively improve the quality of a complete denture so as to ensure the accuracy of a final prosthesis.
As shown in fig. 1-2, in a first aspect, a multifunctional final impression apparatus comprises a maxillary base 101, a mandibular base 102, a maxillary dentition 201, a mandibular dentition 202 and an external interface 103, wherein a maxillary dentition interface 104 matching the maxillary dentition 201 is arranged at the bottom of the maxillary base 101, and a mandibular dentition interface 105 matching the mandibular dentition 202 is arranged at the top of the mandibular base 102;
as shown in fig. 3-4, the bottom of the maxillary base 101 is provided with a trace board interface 504, the maxillary trace board 301 is connected to the trace board interface 504 and fixed with the maxillary base 101, and the maxillary trace board 301 is provided with a positioner 502;
the top of the mandible base 102 is provided with a positioning plate interface 401, a mandible positioning plate 302 is connected into the positioning plate interface 401 and fixed with the mandible base 102, a positioning needle 303 is arranged on the mandible positioning plate 302, and the mandible base 102 is connected with a positioner 502 through the positioning needle 303;
as shown in fig. 5-6, the external interface 103 is arranged at the front end of the maxillary base 101, and the external interface 103 is connected with the handle connector 501 or the face bow connector 601;
one end of the handle connecting piece 501 can be inserted into the external interface 103 and fixed, the other end of the handle connecting piece 501 clamps the middle end of the face bow ruler, and the face bow ruler is parallel to the occlusal plane plate;
one end of the face bow connector 601 can be inserted into the external interface 103 and fixed, and the other end of the face bow connector 601 is provided with a socket and can be inserted into the face bow component.
Wherein, the lower jaw locating plate 302 is provided with a threaded hole, the locating pin 303 is provided with a thread matching the threaded hole, and the locating pin 303 is connected with the threaded hole through the thread.
The positioning device 502 has a positioning hole 503.
Example 2:
in a second aspect, the method for using the multifunctional final impression device of the first aspect comprises the following steps:
step 1: installing maxillary dentition 201 and mandibular dentition 202 in the maxillary base 101 and the mandibular base 102, respectively;
step 2: after placing silicon rubber on the surfaces of the upper jaw base 101 and the lower jaw base 102, putting the upper jaw base 101 and the lower jaw base 102 into the mouth of a patient integrally, and allowing the patient to bite the upper jaw and the lower jaw to obtain a closed impression in a bite state;
and step 3: judging whether the occlusion position relation of the upper dentition and the lower dentition of the closed sealing die is accurate or not:
if the occlusion relation is not accurate, separating the maxillary dentition 201 and the mandibular dentition 202 from the maxillary base 101 and the mandibular base 102 respectively to leave a dentition gap between the maxillary base 101 and the mandibular base 102, inserting the maxillary trace 301 into the trace interface 504 to connect with the maxillary base 101, inserting the mandibular trace 302 into the trace interface 401 to connect with the mandibular base 102, mounting the trace needle on the mandibular trace 302, adjusting the trace needle to determine the vertical distance, allowing the patient to make forward and lateral movements, allowing the trace needle to trace the movement track of the patient on the maxillary trace 301, allowing the jaw relation to be defined at the intersection point of the trace graph, aligning the holes of the positioner 502 with the intersection point, fixing the positioner 502, ordering the patient to bite the upper and lower jaws, positioning the trace needle in the holes of the positioner 502, and fixing the upper and lower mandibular base 102;
if the occlusion relationship is correct, the maxillary base 101 and the mandibular base 102 are removed.
Wherein, in step 1, still include carrying out the installation of handle connecting piece 501 to the upper jaw base 101:
the handle connector 501 is fixedly mounted on the external interface 103.
Wherein, in step 1, the method further comprises the following steps of installing the face bow connecting piece 601 on the upper jaw base 101:
the face bow connector 601 is fixedly mounted on the external interface 103.
The maxillary base 101, the mandibular base 102, the maxillary dentition 201 and the mandibular dentition 202 in step 1 are designed and manufactured according to the initial impression of the patient and the positional relationship between the upper and lower jaws.
Example 3:
as shown in fig. 7-9, in a third aspect, a method for manufacturing a digital complete denture includes the following steps:
step 1: obtaining a full-mouth centric relationship using the centric jaw tray and the initial impression;
step 2: scanning the initial impression and the positive jaw tray or scanning a copy gypsum model of the initial impression and the positive jaw tray, matching the data of the initial impression and the positive jaw tray, and acquiring the data of the initial impression and the occlusion relation;
and 3, step 3: the multifunctional final impression apparatus of example 1 was designed; the multifunctional final impression device comprises a maxillary base 101, a mandibular base 102, a maxillary dentition 201, a mandibular dentition 202, a maxillary tracing positioner 502, a mandibular positioning plate 302 and a positioning needle 303, and the multifunctional final impression device is printed in 3D;
and 4, step 4: confirming the occlusion relation of the closed impression and the occlusion through the multifunctional final impression device, and judging whether the occlusion relation of the closed impression and the occlusion relation is correct or not;
and 5:
(1) if the occlusion relation of the dentition of the closed impression mold in the step 4 is correct, designing and printing a prepared tooth guide plate, processing a finished product of the artificial tooth tissue surface by using the prepared tooth guide plate to penetrate through the base part, embedding the closed impression mold obtained in the step 4 by using silicon rubber, and replacing the processed artificial tooth with injection molding; scanning the closed impression and dentition, and finishing the manufacture of the complete denture in a cutting mode or a 3D printing mode;
(2) if the occlusion relation of the closed impression is incorrect in the step 4, the occlusion relation is obtained again by using the trace board, and the complete denture is manufactured by one of the following steps:
(a) scanning a closed impression and a closed relation record, and designing an artificial tooth and a base, wherein the artificial tooth and the base comprise an upper jaw artificial tooth 903 and a lower jaw artificial tooth 904; completing the artificial tooth and the base by cutting or 3D printing;
(b) scanning a closed impression and recording the closing relation, and designing a base with the function of a tooth preparation guide plate; 3D printing a base support with a tooth-preparing guide plate function, fixedly inserting the artificial tooth into the base support with the tooth-preparing guide plate function, adjusting the penetrating part of the artificial tooth, embedding the artificial tooth by silicon rubber, and performing injection molding;
(c) scanning a closed impression and a closed relation record, designing an integral dentition base support model and a tooth arrangement guide plate 902, wherein an upper dentition female die on the horizontal plane of the tooth arrangement guide plate 902 is matched with the upper artificial dentition form, and a lower dentition female die on the horizontal plane is matched with the lower artificial dentition form; pouring a multifunctional final impression model by using gypsum, and matching and fixing the upper and lower jaw base supports and the gypsum model; an upper artificial dentition and a lower artificial dentition are matched with a tooth arrangement guide plate 902 to be fixed and occluded with a positioning device (an occlusion frame) 901; taking away the upper artificial dentition, fixing the upper artificial dentition on the tooth arrangement guide plate 902 by using corresponding finished artificial tooth anastomosis, and fixing the upper artificial dentition on the upper jaw model by using a curable material; the lower artificial dentition is taken away, fixed to the tooth arrangement guide plate 902 by corresponding finished artificial tooth anastomosis, and fixed to the lower jaw model by curable material; arranging and fixing the finished artificial teeth at the designed position of a computer; forming a base support wax pattern; embedding with silicon rubber; and injection molding is carried out.
In conclusion, the multifunctional final impression device, the using method thereof and the digital full-mouth making method can rapidly and accurately make the final impression of the patient without the dental jaw and obtain an accurate central relation, realize multiple functions through module combination, greatly simplify the operation of a doctor, make the impression taking and the determination of the upper and lower jaw relation more accurate, effectively improve the quality of the full-mouth denture and ensure the accuracy of the final restoration.
Specific embodiments of the invention have been described above. It is to be understood that the invention is not limited to the particular embodiments described above, in that devices and structures not described in detail are understood to be implemented in a manner common in the art; various changes or modifications may be made by one skilled in the art within the scope of the claims without departing from the spirit of the invention, and without affecting the spirit of the invention.
Claims (4)
1. The using method of the multifunctional final impression device is characterized in that the multifunctional final impression device comprises an upper jaw base, a lower jaw base, an upper jaw dentition, a lower jaw dentition and an external interface, wherein an upper jaw dentition interface matched with the upper jaw dentition is arranged at the bottom of the upper jaw base, and a lower jaw dentition interface matched with the lower jaw dentition is arranged at the top of the lower jaw base;
a tracing plate interface is arranged at the bottom of the upper jaw base support, an upper jaw tracing plate is connected into the tracing plate interface and fixed with the upper jaw base support, and a positioner is arranged on the upper jaw tracing plate;
the top of the lower jaw base is provided with a positioning plate interface, a lower jaw positioning plate is connected into the positioning plate interface and fixed with the lower jaw base, a positioning needle is installed on the lower jaw positioning plate, and the lower jaw base is connected with the positioner through the positioning needle;
the external interface is arranged at the front end of the upper jaw base support and is connected with the handle connecting piece or the face bow connecting piece;
the use method comprises the following steps:
step 1: respectively installing the maxillary dentition and the mandibular dentition in a maxillary base and a mandibular base;
step 2: placing silicon rubber on the surfaces of the upper jaw base and the lower jaw base, putting the upper jaw base and the lower jaw base into the mouth of a patient integrally, and occluding the upper jaw and the lower jaw of the patient to obtain an occluded impression in an occluded state;
and step 3: judging whether the occlusion position relation of the upper dentition and the lower dentition of the closed sealing die is accurate or not:
if the occlusion relation is not accurate, separating the maxillary dentition and the mandibular dentition from the maxillary base and the mandibular base respectively to leave a dentition gap between the maxillary base and the mandibular base, inserting the maxillary tracing plate into the tracing plate interface to be connected with the maxillary base, inserting the mandibular locating plate into the locating plate interface to be connected with the mandibular base, installing the tracing needle on the mandibular locating plate, adjusting the tracing needle to determine the vertical distance, allowing the patient to make forward and lateral movements, allowing the tracing needle to trace the movement track of the patient on the maxillary tracing plate, defining the jaw relation at the intersection point of the tracing graph, aligning the hole of the locator with the intersection point, fixing the locator, ordering the patient to occlude the upper jaw and the lower jaw, positioning the tracing needle in the hole of the locator, and fixing the maxillary and the mandibular bases;
if the occlusion relation is accurate, the upper jaw base and the lower jaw base are taken out.
2. The method of using a multi-functional final impression device according to claim 1, further comprising the step of mounting a handle connector to the maxillary base:
and fixedly mounting the handle connecting piece on an external interface.
3. The method of using a multi-functional final impression device according to claim 1, further comprising the step of installing a facial arch connector to the maxillary base in step 1:
and fixedly mounting the face bow connecting piece on an external interface.
4. A method for manufacturing a digital complete denture is characterized by comprising the following steps:
step 1: obtaining a full-mouth centric relationship using the centric jaw tray and the initial impression;
and 2, step: scanning the initial impression and the orthognathic tray or scanning a copy gypsum model of the initial impression and the orthognathic tray, matching data of the initial impression and the orthognathic tray, and acquiring data of the initial impression and occlusion relation;
and 3, step 3: designing a multifunctional final impression device; the multifunctional final impression device comprises an upper jaw base, a lower jaw base, an upper jaw dentition, a lower jaw dentition and an external interface, wherein an upper jaw dentition interface matched with the upper jaw dentition is arranged at the bottom of the upper jaw base, and a lower jaw dentition interface matched with the lower jaw dentition is arranged at the top of the lower jaw base;
a tracing plate interface is arranged at the bottom of the upper jaw base support, an upper jaw tracing plate is connected into the tracing plate interface and fixed with the upper jaw base support, and a positioner is arranged on the upper jaw tracing plate;
the top of the lower jaw base is provided with a positioning plate interface, a lower jaw positioning plate is connected into the positioning plate interface and fixed with the lower jaw base, a positioning needle is installed on the lower jaw positioning plate, and the lower jaw base is connected with the positioner through the positioning needle;
the outer interface is arranged at the front end of the upper jaw base support and is connected with the handle connecting piece or the face bow connecting piece; 3D printing the multifunctional final impression device;
and 4, step 4: confirming the occlusion relation of the closed impression and the occlusion relation through the multifunctional final impression device, and judging whether the occlusion relation of the closed impression and the occlusion relation is correct or not;
and 5:
(1) if the occlusion relation of the dentition of the closed impression mold in the step 4 is correct, designing and printing a tooth preparation guide plate, treating a finished artificial tooth tissue surface penetrating base support part by using the tooth preparation guide plate, embedding the closed impression mold obtained in the step 4 by using silicon rubber, and replacing the treated artificial tooth with injection molding; scanning the closed impression and dentition, and finishing the complete denture by using a cutting mode or a 3D printing mode;
(2) if the dentition occlusion relation of the closed impression is incorrect in the step 4, the occlusion relation is obtained again by using the trace board, and the complete denture is manufactured by one of the following steps:
(a) scanning the closed impression and the closed relation record, and designing an artificial tooth and a base; completing the artificial tooth and the base in a cutting or 3D printing mode;
(b) scanning the closed impression and the closed relation record, and designing a base with the function of a tooth preparation guide plate; 3D printing the base support with the function of the guide plate with the spare tooth, fixedly inserting the artificial tooth into the base support with the function of the guide plate with the spare tooth, adjusting the piercing-out part of the artificial tooth, embedding the artificial tooth with silicon rubber, and performing injection molding;
(c) scanning the closed impression and the closed relation record, and designing an integral dentition base support model and a dentition guide plate, wherein an upper dentition female die on a horizontal plane of the dentition guide plate is matched with the upper artificial dentition form, and a lower dentition female die on the horizontal plane is matched with the lower artificial dentition form; pouring a multifunctional final impression model by gypsum, and matching and fixing upper and lower jaw base supports and the gypsum model; the upper artificial dentition and the lower artificial dentition are matched with the tooth arrangement guide plate to be fixed and occluded by the positioning device; taking away the upper artificial dentition, fixing the upper artificial dentition on the tooth arrangement guide plate by using corresponding finished artificial teeth in an inosculation manner, and fixing the upper artificial dentition on the upper jaw model by using a curable material; taking away the lower artificial dentition, fixing the lower artificial dentition on the tooth arrangement guide plate by using corresponding finished artificial tooth anastomosis, and fixing the lower artificial dentition on the lower jaw model by using a curable material; arranging and fixing the finished artificial teeth at the designed position of a computer; forming a base support wax pattern; embedding with silicon rubber; and injection molding is carried out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010560122.1A CN111743649B (en) | 2020-06-18 | 2020-06-18 | Multifunctional final impression device, using method and digital complete denture manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010560122.1A CN111743649B (en) | 2020-06-18 | 2020-06-18 | Multifunctional final impression device, using method and digital complete denture manufacturing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111743649A CN111743649A (en) | 2020-10-09 |
| CN111743649B true CN111743649B (en) | 2022-07-01 |
Family
ID=72675452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010560122.1A Active CN111743649B (en) | 2020-06-18 | 2020-06-18 | Multifunctional final impression device, using method and digital complete denture manufacturing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111743649B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112535545B (en) * | 2020-12-24 | 2022-04-15 | 成都橙子思创医疗科技有限公司 | Complete-process digital manufacturing method of complete denture |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4304551A (en) * | 1979-02-07 | 1981-12-08 | Tsugumichi Kawasaki | Tracing device and method for recording mandibular movement |
| EP0950384A3 (en) * | 1998-04-16 | 2001-04-25 | Heung Ku Kwak | Apparatus for tracing centric relation of mandible |
| CN109172013A (en) * | 2018-08-17 | 2019-01-11 | 沈阳市佳艺义齿加工厂 | A kind of production method of the full mouth removable denture of biological adsorption |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USRE31426E (en) * | 1978-06-09 | 1983-10-25 | Intra-oral aligning assembly | |
| ES2671168T3 (en) * | 2005-08-17 | 2018-06-05 | Kaltenbach & Voigt Gmbh | Procedure to determine the central position of a human denture |
| CN206198068U (en) * | 2016-08-12 | 2017-05-31 | 吴积俭 | A kind of pallet |
| CN107669359B (en) * | 2017-11-01 | 2023-05-09 | 四川大学 | Plug-in type gothic arch tracing system and method for oral cavity restoration |
| CN109350276A (en) * | 2018-10-24 | 2019-02-19 | 同济大学 | It is a kind of for determining the device of lower jaw positional relationship and its application on oral cavity |
-
2020
- 2020-06-18 CN CN202010560122.1A patent/CN111743649B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4304551A (en) * | 1979-02-07 | 1981-12-08 | Tsugumichi Kawasaki | Tracing device and method for recording mandibular movement |
| EP0950384A3 (en) * | 1998-04-16 | 2001-04-25 | Heung Ku Kwak | Apparatus for tracing centric relation of mandible |
| CN109172013A (en) * | 2018-08-17 | 2019-01-11 | 沈阳市佳艺义齿加工厂 | A kind of production method of the full mouth removable denture of biological adsorption |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111743649A (en) | 2020-10-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111743648B (en) | Central jaw tray, using method and manufacturing method applied to digital complete denture | |
| US6582931B1 (en) | Dento-facial analyzer | |
| ES2687123T3 (en) | Procedure to prepare a physical model | |
| CN102438544B (en) | The manufacture method of artificial tooth and device | |
| US20180110603A1 (en) | Physical and virtual systems for recording and simulating dental motion having 3d curvilinear guided pathways and timing controls | |
| CN113056241B (en) | Digital three-dimensional tooth model system | |
| CN112353515B (en) | Digital occlusion adjustment guide plate and manufacturing method thereof | |
| US20160338813A1 (en) | Tool for obtaining dental occlusion in edentulous patient | |
| KR20170113300A (en) | Artificial tooth preparation system using articulator for tooth model scan | |
| CN111743649B (en) | Multifunctional final impression device, using method and digital complete denture manufacturing method | |
| CN115137505B (en) | Manufacturing process of standard dental retention guide plate based on digital technology | |
| CN110215302A (en) | The digitlization preparation method and system of Free-end dentition defect pressure stamp | |
| KR101394887B1 (en) | The manufacturing method of the Gothic-arch tracer, and Complete denture manufacturing method using Gothic-arch tracer by CAD and CAM | |
| KR101757242B1 (en) | Bracket Mount For Orthodontic Treatment, Bracket Module Having the Same, And Fabricating Method Of Bracket Mount | |
| CN219921246U (en) | Personalized dental occlusion support | |
| JPH09238960A (en) | Making of complete denture | |
| KR102547805B1 (en) | Prosthesis For Obtaining Tooth Balance Information | |
| CN113194873B (en) | Method for measuring and transferring patient specific temporomandibular joint relation to a virtual articulator | |
| JP7476206B2 (en) | Method for measuring and transferring patient-specific temporomandibular joint relationships to a virtual articulator - Patents.com | |
| US3406451A (en) | Gothic arch bisector and relator | |
| KR20190080585A (en) | Acquisition method of dental interocclusal records and byte holder connecting device to move dental interocclusal records to articulator | |
| US20160242878A1 (en) | Dental impression device, dental impression set and method for moulding and correctly positioned registration of a jaw arrangement | |
| CN116672109A (en) | Personalized dental occlusion bracket model construction method and preparation method | |
| KR20230118282A (en) | measuring and holding apparatus for occlusal vertical dimension | |
| CN116236303A (en) | Diagnostic denture for recording dentition relationship and manufacturing method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |