TW201136571A - Implant surgical guide template and bone nail locator - Google Patents

Abstract

The present invention is provided an implant surgical guide template. This implant surgical guide template can be setin the oral. The implant surgical guide template comprises a bone nail, a guide section and a fixed section. The guide section contains at least one anchor orientation aperture. The fixed section contains a least one bone nail binding part. The present invention produces an implant surgical guide template which doesn't need to be stuck with gums wherein the bone nail combines with the bone nail binding part. It can avoid the position errors from the puffiness of gums after anesthetic injection or avoid the position errors of gums distortion caused from the pressure of surgical procession. It can further provide an exact position for implant.

Description

201136571 VI. Description of the Invention: [Technical Field] The present invention relates to a dental implant guide template and a bone nail bite locator, and more particularly to a dental implant guide positioned by using a bone nail and a bone nail bite locator Lead template. [Prior Art]

The technology of artificial implants has been around for 50 years and has a very good success rate. In today's increasingly aging society, dental implant technology is an important invention for the elderly to take care of their quality of life. However, the symptoms of missing teeth are not only in the elderly, but also in the elderly. It is estimated that in Taiwan, the population over 12 years old, that is, 47% of the population has missing teeth. problem. The treatment of missing teeth has a movable denture, that is, a denture. According to the research and development of denture patients, there are dissatisfaction with the active dentures used, such as large foreign body sensation, inconvenient socialization, poor pronunciation, and even Toothache and so on...etc. The technology of the human body implants provides improvements to these shortcomings and also has the effect of oral beauty.

The artificial implants implant a titanium metal or ceramic artificial root into the upper and lower jaws to allow the bones to grow so-called osseointegration, and then to heal: a good dental root . Her traditional activity hypothesis not only provides better stability, but also the patient's acceptance. However, the success of the treatment is not only successful with the implanted implants, but also with the position, limbs and direction of the implanted implants. Only the position of the artificial artificial roots before the artificial scale can be successfully The patch on the top returns to the desired state, achieving aesthetic and functional requirements. 4 201136571 In the implant technology, the dental guide plate provides the guide hole designed by the patient for dental implant planning. This guide hole provides important information on the position of the implant. In the dental implant operation, the guide will guide the implant. The hole is implanted with an artificial root. However, the dental implant guides used in the current dental implant technology have their dental guides attached directly to the patient's gums in the case of full or partial missing teeth. Please refer to the figure, which is a well-known dental guide. 101 is a schematic diagram attached directly to the patient's dental silver. Usually, after the anesthesia process of the dental implant surgery, the gums may have errors due to the swelling of the anesthesia, and even the error may not be set. The degree of swelling varies from patient to patient, and patients with full mouthless teeth will be more severe. In addition, the gums are soft tissues, and the pressure applied to the device during the operation process will also cause deformation and cause the displacement of the guide plate to produce an error in the position of the implant. SUMMARY OF THE INVENTION The present invention provides a dental implant guiding template for being disposed in an oral cavity, the dental implant guiding template comprising a bone nail, a guiding portion and a fixing portion. The teeth are normally grown in the direction of the vertical occlusal surface, the guiding portion of the dental implant guiding template is nearly perpendicular to the tooth growth direction, and has at least one dental implant locating hole, and the dental implant guiding template is fixed. The fascia is nearly parallel to the tooth growth direction' and has at least one bone nail junction. The present invention further provides a bone nail biting locator for positioning in an oral cavity, the bone nail biting locator comprising a occlusal portion and a positioning portion, the occlusal portion providing a occlusion of the upper jaw and the lower jaw, and the positioning portion The occlusal portion is connected and has a surface parallel to the direction of growth of the teeth, the surface having at least one bone guiding hole. 5 201136571 Entering the financial model, Jun light directly points to the dental implant guide template, so as to avoid the displacement error caused by the swelling of the gums or the swelling of the teeth during the operation to provide more precise labor. Implant position. The advantages and spirit of the present invention, as well as the more detailed embodiments, can be understood by the following embodiments and the related methods. [Embodiment] Please refer to the second (4) figure, which is a schematic diagram of the dental implant guiding template of the present invention, and the dental implant guiding template 20 of the present invention (the UX is disposed in the oral cavity without attaching the gum or directly squeezing the gums The so-called gingival gingival refers to the deformation of the gums: and the slight _ gums without causing the gingival deformation is also not directly squeezed in the silver== range; the dental implant guiding template 200 has a guiding portion 21〇 and a fixing In the portion 220, the teeth are normally grown in the direction of the vertical occlusal surface. The guiding portion 21 of the dental implant guiding template 2 has an inner surface S2 and an outer surface si, and the outer surface si is nearly perpendicular to the teeth. The direction of growth, and the guiding portion 21 has at least one dental implant positioning hole 2〇1', the so-called inner surface S2 is the side of the guiding portion 21 adjacent to the gingival, and the outer surface S1 is the guiding portion 21 Adjacent to the side of the gum, as shown in the first (B) diagram, we see that the guiding portion 21 is the outer surface S1 of the guiding portion 210, and the inner surface S2 is the one side corresponding to the outer surface S1; The fixing portion 220 of the template 200 has an inner surface S4 and an outer surface S3, and the outer surface S3 is Parallel to the tooth growth direction, and the fixing portion 22 has a stagnation joint 202, the so-called inner surface S4 is the fixing portion 220 adjacent to one side of the gum, and the outer surface S3 is the fixing portion 220 is not adjacent to the gum A 201136571 side 'As shown in the second figure (8), we see that the fixing portion 22 is the outer surface S3 of the fixing portion 220, and the inner surface S4 is the one side corresponding to the outer surface S3. Among them, the dental positioning hole 201 and The direction of extension of the bone nail joint 2〇2 does not intersect 'to avoid the insertion of the nail to affect the position of the implant; the dental guide template can be composed of materials that are not classified or biocompatible, and the preparation method and usage thereof will be As described below.

Referring to the second figure, which is a step diagram of a method for preparing a dental implant guiding template according to the present invention, the steps of the method include:

Step 4. (4) Temporary dentures of the patient; impression, modulo, and over-molding in the patient's mouth to make a temporary denture for the patient; and provide - the occlusion member 300, please refer to the fourth figure, which is the occlusal part of the present invention 3, the occlusal member 3 has a nip portion 301 and a portion 30. The occlusal part 3〇1 is for providing the upper and lower rows of teeth of the patient for the father's squatting. The locating part 3〇2 is used for providing the posterior planning software to set the bone guiding hole.

Step2. "The patient wears temporary dentures and the occlusion piece 3〇〇 performs at least one shot to get at least the above shooting information; please Fig. 'The patient of the invention wears temporary dentures and bites. A schematic diagram of the photographing of the piece 300, wherein the part of the bite piece that is in contact with the tooth can be set--biting and riding, the contact between the lion and the tooth is more stable and the displacement is reduced, so as to avoid the accuracy of the photograph, the shooting mode of the present invention is Use the computer # $立田(CT) to shoot 'but not 11, you can also shoot for nuclear magnetic or other radiological medical images. The resulting photographing information includes image information of the patient's alveolar bone, temporary denture, and occlusion member 300.

Step3. A planning software integrates the shooting information to further output a reference information; since the CT information not only displays the density of the target object in different gray scales, but also the absorption coefficient of the X-ray of the tissue can be used to indicate the degree of density. The concept of dosage, no absorption system

Step4. Convert to the CT value and directly use the CT value to indicate the density. The unit is Hu (Hounsfieldunit). The CT values of various tissues with different densities in the human body are between -lOOOHu and +1000HU. In the present embodiment, the material of the temporary denture and the snap member 300 can be made of a material having a Hu value close to the bone, such as barium sulfate, so that the temporary value of the denture, the bite 3 and the alveolar bone will be Similar, can be easily distinguished from the CT information. According to the reference information, a dental implant guiding template 2〇〇 and a bone nail occlusion locator 400 are prepared; please refer to the second figure and the seventh figure, which are respectively the dental implant guiding template 2〇〇 and the bone nail occlusion of the present invention. A schematic diagram of the locator 400. The guiding template 200 has a guiding portion 21〇 and a fixing portion 220. The guiding portion 2HH is nearly perpendicular to the tooth growth direction, and has at least one implant positioning hole, and the fixing portion 220 is nearly flat=the tooth growth direction. And having at least the bone nail joint 202, the twist locator 400 also has a nip portion, and the occlusal portion 401 is used to provide the upper jaw and the lower jaw tooth == the position portion 402 to connect the occlusal portion, and the surface system is nearly parallel to the tooth Dedicated direction, and the surface has at least one bone guiding hole 403, and the bone guiding hole 03 is selected by the 4th division according to the size or shape of the patient's mouth, and the appropriate inspection is performed, and Made by the ship. • & screaming false phase and bone nail bite locator 400; "monthly test eighth®' is a schematic diagram of the patient wearing a temporary denture and a bone needle occlusion locator 400; please refer to the ninth figure, The invention is a schematic diagram of drilling a positioning hole in a patient's alveolar bone; the physician drills the bone nail guiding hole 4〇3 through the bone nail biting locator 4, and uses the drilling tool 500 to accurately drill the wire groove B. At least one positioning hole.

Step6.~ will be - bone nail _ front end _ (four) on the patient's alveolar bone hole; please refer to the tenth figure, which is the invention in the patient's alveolar bone B positioning hole into the bone nail _ Schematic; please refer to FIG. 11 'When the overall structure of the bone nail coffee is known, the bone nail 600 has a front end 6001 and a rear end 6002, and the rear end 6002 further includes a blocking member 601.

Step 7 · The dental implant guide template 2GG is fixed in the patient's mouth by the bone nail _ through the bone nail joint 20 ^ and with a fixing pin 7 ' 'Please refer to the tenth - figure, which is the dental implant guide of the present invention The template 200 is fixed to the side view of the patient's mouth. The bone nail joint 2〇2 on the dental implant guide template 200 is fixed in the patient's mouth in alignment with the position of the bone nail 600 on the alveolar bone b; According to a twelfth aspect, the dental implant guiding template 200 of the present invention is fixed on the lingual side of the patient's two lumens. The dental implant guiding template 200 is directly fixed in the oral cavity and is not directly in contact with the gum; The second figure is a schematic diagram of the combination of the fixing device of the present invention and the bone nail 600; the bone nail has an opening, and the fixing pin 700 is correspondingly inserted into the hole. The implant guide template 200 can be firmly fixed in the patient's mouth, and the bone nail joint 202 is combined with the end 6〇〇2 of the nail 6〇〇 and blocked by the nail end 6002. The piece 6〇1 is used to contact the inner surface of the fixed part of the dental implant guiding template 2〇〇, so that the dental implant guide The template 200 is not displaced along the axial direction of the nail 600 after being combined with the nail 6〇〇, and the dental implant guiding template 200 can be suspended on the gum, that is, the inner surface of the fixing portion does not directly squeeze the oral cavity. Or a slight attachment to the fixed state of the gums.

Step8.

Step9. The doctor uses the drill to drill through the alveolar bone of the patient's missing tooth position. The drill can be replaced according to the surgical needs. For example, it is replaced with a different diameter of the fault, such as a round thorn or - A drill such as a tapping device, wherein the tapping device is for drilling an opening in the patient's crown. The physician implants an implant into the alveolar bone. The implant is usually made of metal. 'Titanium is the best. It is used to replace the lost root. After two to four months, the artificial root will heal with the alveolar bone B. The joints are integrated to form the pillars of the dentures, and the prefabricated dentures can be mounted thereon. In the above steps of the embodiment, the bone nail joint 202 can be presented in the form of a consistent perforation, so that the bone nail 6 can be locked with a fixed pin through the through hole and the bone nail to achieve the dental implant guide template. 2 〇〇 and the nail 6 〇〇 close combination of the effect. In other embodiments, the combination of the bone nail joint 202 and the bone nail 201136571 can also be presented by other shapes, for example, the engagement of the concave portion and the convex portion can be performed, and the concave portion can be on the nail joint portion 2〇2 or It is on the nail _, and the convex portion is also 35, as long as the two are - concave and convex, they can be matched with each other; or they can be screwed to each other in a threaded manner, and the combination thereof is numerous, and the present invention does not limit what must be used. Combination method. In another embodiment of the present invention, in the steps & 2 to 4, the material of the temporary denture and the snap member 300 is made without using a material having a Hu value close to the bone, and the information on the CT is not resolved. At this time, the method of the health can be used for secondary shooting. Please refer to the fifth figure, which is a schematic diagram of the positioning point 303 on the occlusion member 3 of the present invention, and the positioning portion 3 〇 2 of the nip piece 3 〇〇 A plurality of positioning points 303 are set, and the positioning point 303 selects a material with a Hu value close to the bone. The present invention uses two 303 points to obtain a good reward, but is not limited thereto; the patient wears a temporary denture and the occlusion member 300 for shooting. In order to obtain a first shooting information, the first shooting information includes image information of the patient's alveolar bone, the temporary denture, the occlusion piece 3〇〇, and the positioning point 303. Then, the temporary denture is separately combined with the occlusion member 300 to obtain a second shooting information, and the second shooting information includes the temporary denture, the occlusion member 3 〇〇, and the image information of the positioning point 303, and the first shooting information and the second shooting information are obtained. The information is imported into the preoperative planning software. Because the temporary dentures and the occlusal parts are not clearly distinguishable due to the material relationship and the alveolar bone in the CT information, the first preoperative planning software can be provided according to the information of the positioning point 303. The information and the second shooting information are positioned and combined to output a reference information, and then a dental implant guiding template 200 and a bone nail positioning locator are formed according to the reference information. The subsequent steps are the same as the above, and are not described herein again. 11201136571 In another embodiment of the present invention, a dental implant guiding template is provided for being disposed in an oral cavity, the oral cavity defining a tooth growth direction, the oral cavity comprising a dental implant region and a gum located at the dental In the implant region, the gum has a first pattern, and the so-called first pattern refers to a three-dimensional spatial three-dimensional pattern presented by the entire gum in the mouth, and the pattern may also include teeth, and each person's gums are different. Therefore, the first pattern formed is also different, and different three-dimensional spatial three-dimensional patterns are presented according to the number of teeth. For example, the three-dimensional spatial three-dimensional pattern of the missing front teeth and the missing teeth is different. Referring to FIG. 14 , the dental implant guide template 2 includes: a bone nail 孀 6 〇〇, the front end 6001 of the bone nail is disposed on the positioning hole of the intradental alveolar bone; a first surface S1, which is substantially perpendicular to the tooth growth direction, and has at least one implant positioning hole 201; a second surface S2 is adjacent to the first surface S1 and adjacent to the implanted region, wherein the second surface S2 Having a first pattern, the second pattern does not coincide with the first pattern; a third surface S3 is substantially parallel to the tooth growth direction; and a fourth surface is opposite to the third surface S3, And adjacent to the implant region, wherein the fourth surface S4 has at least one bone nail joint 2〇2; since the implant guide template φ does not need to be customized for the entire gum in the patient's mouth, a second pattern having the same pattern, and the tooth guiding template is disposed in the oral cavity by the matching of the first pattern and the second pattern, so that the second surface of the dental implant guiding template 2 is formed The second pattern does not need to match the first pattern, and can also be used by the nail 600 The combination of the end 6002 and the bone nail joint 202 is configured to clamp the dental implant guiding mold and fix it in the dental implant region in the oral cavity; and the bone nail end end 6002 further includes a blocking member 601 for use. The fourth surface S4 of the dental implant guiding template 2 is contacted, so that the dental implant guiding template 2〇〇 is combined with the bone nail 600 is not 12 201136571

= The bones _ (4) produce a hanging over the gingiva, that is, the fourth surface s of the dental implant guide plate 200 micro-attached to the fixed state of the gum; in this embodiment, the bone nail is said to be a non-through hole, so the bone The stopper 6 〇 1 of the nail tail end (4) 2 can be a convex portion, and the method of the dental implant guiding template provided by the present invention and the advantages thereof are as follows: swelling after anesthesia And surgery 1 · bone nail lateral fixation, can avoid the error caused by the compression of the gums. The effect of cooling and chip evacuation during operation is better than that of the guide template. The open template design is good, and the chance of bone tissue necrosis is reduced.

3. The guiding template has no complicated shape and the material is not limited, so it can be customized according to the patient's condition (such as the difference in oral size) and reduce the processing cost. 4. 4. The occlusion piece used in shooting 3〇〇 The positioning of the bone nail (10) 0 used in the operation is unique on the oral cavity, so the accuracy of the implantation of the nail 6〇〇 is high. According to the invention, the method of positioning the bone nails, the template of the dental guide arch stencil which does not need to be directly attached to the gums or directly squeezes the gingival cavity of the π cavity, thereby avoiding the gums caused by the anesthetic. (4) The displacement error caused by the force of the extruded silver to provide a more accurate position of the artificial implant. Moreover, the use of 13 201136571, in addition to the present invention, enables the rapid (10) bed of the rapid prototyping machine or the pre-planting pre-operative planning software in the prior art, which has the characteristics of low cost and manufacturing versatility. Although the present invention is a good example of the peak _ above, Lin Ri limited the hair: fine ^ and hair and bribes to go to marriage. It is intended that the following modifications may be made without departing from the spirit and scope of the invention.乂201136571 [Simple description of the drawings] The above-mentioned inner valley and many advantages of the invention can be easily understood by the following detailed description in conjunction with the accompanying drawings, in which: the first figure, the conventional dental guide, is directly attached to Schematic diagram of the patient's gums; second (A) diagram: schematic diagram of the dental implant guiding template of the present invention; first (B) diagram · schematic diagram of the inner and outer surfaces of the dental implant guiding template of the present invention; The method step diagram of the tooth guiding template; the fourth drawing: the schematic diagram of the occlusal part of the invention; the fifth drawing: the schematic diagram of the stalk of the occlusal part of the invention; the sixth figure: the patient wearing the temporary denture and the occlusal part of the invention Schematic diagram of photographing; FIG. 7 is a schematic view of a bone nail biting locator of the present invention; and FIG. 8 is a schematic view of a patient wearing a temporary denture and a bone nail biting locator; FIG. 9: The present invention is applied to a patient (4) Schematic diagram of drilling the positioning hole of the bone; Figure 10: Schematic diagram of the positioning of the human bone in the positioning hole of the invention; Tenth-figure: the schematic diagram of the tooth guiding mold oil is set on the side of the patient's mouth; Second picture: The invention discloses a schematic diagram of the tongue surface of the dental implant guide plate fixed to the patient's oral towel; Fig. 12 is a schematic view of the use of the dental implant guide template of the present invention (5) the combination of the fixed pin and the bone nail; 'fourteenth. The implant tooth of the present invention Guide template is another schematic diagram of the embodiment. 15 201136571 [Description of main components] Conventional dental guide: 101 Implant guide template: 200 Guide: 210 Fixing: 220 51: outer surface of guide, first surface 52: inner surface of guide, second Surface 53: fixed part outer surface, third surface 54: fixed part inner surface, fourth surface · implant positioning hole: 201 bone nail joint: 202 occlusion: 300 occlusion: 301, 401 positioning part: 302, 402 positioning Point: 303 Bone bite locator: 400 $ Bone guide hole: 403 Drill: 500

Alveolar bone: B bone nail: 600 front end: 6001 end: 6002 stop: 601 fixed pin: 700 16

Claims (1)

201136571 VII. Patent application scope · 1· A dental implant guiding template is used for being arranged in an oral cavity. The dental implant guiding template comprises: a bone nail, the front end of the bone nail is disposed in the oral tooth a positioning hole on the trough; - a guiding portion having an inner surface and an outer surface, the outer surface being substantially perpendicular to the direction of tooth growth in the oral cavity, and the guiding portion having at least one dental implant positioning hole; and - fixing The outer surface of the portion is substantially parallel to the direction of tooth growth in the oral cavity, and the at least portion has at least a bone nail joint; Wherein when the dental implant guiding template is fixed in the oral cavity, the bone nail engaging portion is combined with the tail of the bone nail to provide an effect that the side surface of the lateral portion does not directly squeeze the oral gums. 2. The method of claim 1, wherein the implant positioning hole and the bone nail joint do not intersect. 3. The dental implant guide template according to claim i, wherein the dental implant template is made of stainless steel or a material with good biocompatibility. 4. The implant guide template according to the above aspect of the invention, wherein the bone nail is a solid pin and the bone nail joint is a through hole, and the through hole is locked with the bone nail. 'T through the 7: '==:==: its _ occlusal locator to configure the coffee, the bone bite is fixed for the upper and lower rhyme teeth; and a positioning part is connected to The bite parent has and has a surface 'the surface is nearly flat 201136571 in the direction of growth of the tooth, the surface has at least -f nail guiding hole; and the bone guiding hole is provided in the oral cavity A positioning 8· guiding template is drilled on the alveolar bone, and is configured to be disposed in “—. The σ cavity defines a 'the π cavity includes a tooth implant region and a gum, and the tooth silver is located in the second region” The dental caries has a first embodiment, the dental implant guiding template comprises: a first nail; the front end of the bone nail is disposed in the positioning hole of the intradental alveolar bone; the surface is nearly perpendicular to the tooth growth direction, and has at least a second surface is associated with the first surface and adjacent to the implanted region, the surface of the surface having a second pattern 'the second pattern does not coincide with the first: third surface, The system is nearly parallel to the direction of growth of the tooth; and: the fourth surface is relative The third surface, and adjacent to the fourth surface of the implant region, has at least a bone nail joint. The implant guide template of item 9.8, wherein the bone nail is combined with the end of the moon nail, The dental implant guiding template is used for positioning the dental implant guiding template in the dental implant. The dental implant guiding template according to claim 9 , wherein the bone nail end further comprises a resisting member. For contacting the fourth surface.