CN102395321A - Photography tool with exclusive sensor holder for mounting ccd sensor for capturing dental x-ray image - Google Patents
Photography tool with exclusive sensor holder for mounting ccd sensor for capturing dental x-ray image Download PDFInfo
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- CN102395321A CN102395321A CN2010800164139A CN201080016413A CN102395321A CN 102395321 A CN102395321 A CN 102395321A CN 2010800164139 A CN2010800164139 A CN 2010800164139A CN 201080016413 A CN201080016413 A CN 201080016413A CN 102395321 A CN102395321 A CN 102395321A
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- 238000003384 imaging method Methods 0.000 claims description 40
- 238000009434 installation Methods 0.000 claims description 24
- 210000000332 tooth crown Anatomy 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 210000000214 mouth Anatomy 0.000 abstract description 20
- 239000000758 substrate Substances 0.000 abstract 3
- 230000001747 exhibiting effect Effects 0.000 abstract 1
- 230000000087 stabilizing effect Effects 0.000 abstract 1
- 210000003254 palate Anatomy 0.000 description 15
- 108091008695 photoreceptors Proteins 0.000 description 13
- 238000000034 method Methods 0.000 description 6
- 239000012467 final product Substances 0.000 description 5
- 210000003128 head Anatomy 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000035807 sensation Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000003745 diagnosis Methods 0.000 description 2
- 210000000887 face Anatomy 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 208000002193 Pain Diseases 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 210000003141 lower extremity Anatomy 0.000 description 1
- 231100000915 pathological change Toxicity 0.000 description 1
- 230000036285 pathological change Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
- A61B6/51—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for dentistry
- A61B6/512—Intraoral means
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/44—Constructional features of apparatus for radiation diagnosis
- A61B6/4429—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units
- A61B6/4435—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units the source unit and the detector unit being coupled by a rigid structure
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medical Informatics (AREA)
- Engineering & Computer Science (AREA)
- Radiology & Medical Imaging (AREA)
- Molecular Biology (AREA)
- Biophysics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
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- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- High Energy & Nuclear Physics (AREA)
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- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Dentistry (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
Disclosed is a photography tool which can use various image capturing CCD sensors having different external shapes, facilitates creation of an image exhibiting excellent reproducibility by positioning various sensors accurately, suppresses strangeness by stabilizing the occlusion state in the oral cavity, and ensures good holding state. In a photography tool (1) with an exclusive sensor holder for mounting a CCD sensor for capturing a dental X-ray image, a sensor mounting portion corresponding to the external shape of a sensor (16) is formed by inclining the sensor supporting substrate (18) of a sensor holder (17) at a predetermined angle and projecting curved portions (19, 20) from the upper and lower ends of the supporting substrate (18), a fitting protrusion (25) is provided on the supporting substrate (18), a fitting groove (12) to which the fitting protrusion (25) is fitted and which has the identical cross-sectional shape is provided in the main block (9) for occlusion, the shape of the sensor mounting portion is changed every time when the external shape of the sensor (16) is different, various holders (17); are made by changing the vertical position of the sensor mounting portion every time when the image capturing position for a tooth (28) to be inspected is different, and each holder (17) is provided with the fitting protrusion (25) of the identical shape.
Description
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Technical field
Employed ccd sensor is installed the shooting instrument of using when the present invention relates to take tooth X-ray sheet in a kind of dental treatment.
Background technology
In the past, when the X-ray sheet is taken in dental treatment, examined the inboard fixedly X-ray film of tooth, and confirming according to this X-ray film to take pictures behind the projecting direction of X-ray spool.Therefore, use the wide X film of shooting area, can photograph simultaneously and comprise near 3～4 teeth of being examined tooth.But,, after shooting, must carry out imaging processing image is shown if use X-ray film.Therefore, in the dental treatment in recent years, use the same method to take with ccd sensor and examined tooth, carry out producing the reproduction preferable image after the electron process through the imaging shooting that can respond to X-ray.And, as using ccd sensor, not only can use same pick off repeatedly, and the X-ray amount of radiation that the patient receives is compared also minimizing to some extent of X-ray film.
Yet ccd sensor is used in the film making of selling on the market, and multiple profile specification is arranged, and thickness also more strengthens.Therefore, volume is big and heavy, compares with X-ray film, though overall dimensions does not have much difference, coverage is but very little.The tooth that therefore, can photograph simultaneously has only 2～3.But also have other problems, though isometric shooting (longitudinal length and the image upper teeth of being examined tooth are measure-alike longitudinally) is ideal,, take so can't carry out the total length of cusp to root of the tooth sometimes because the shooting area longitudinal size is especially little.
Thus; Open among the flat 10-314164 the patent documentation spy and to have proposed a kind of X-ray image pickup method; " utilize a kind of X-ray to take instrument; it comprises the photoreceptor installing plate that is provided with on the fixing head that sets up in the patient oral cavity, bitten by last lower tooth and through the intermediate arm that support arm outside fixing head stretches out the oral cavity is installed, stretches to the X-ray positioning disk of position, photoreceptor installing plate opposite.Tabular X-ray photoreceptor is being supported and fixed on the projecting direction that guides the X-ray transmitting tube when palate is examined the molar inboard.And have following characteristic: the photoreceptor fixing head is parallel with the X-ray positioning disk, and the photoreceptor fixing head is installed with relative fixed structure vertical line 20 degree to the angle of 40 degree.Use has the X-ray of above-mentioned characteristic and takes instrument, can the CCD image sensor be fixed on the photoreceptor installing plate, and can obtain to be examined molar longitudinally size be compressed to 70% to 90% image ".And, use this X-ray to take instrument and can realize following purpose: " because the position relation and the crevice projection angle of being examined between tooth, photoreceptor and the X-ray are fixed, so be easy to obtain that compression ratio is fixed, imaging is good, x-ray image clearly.In addition, photoreceptor is easily installed in is examined the tooth rear portion, can capture the image of being examined tooth really.When especially using highly insufficient ccd sensor, tooth highly is compressed up and down, and the tooth that can photograph from root to the interlock position is whole, helps diagnosis.”
Yet; In the X-ray shooting instrument of this palate molar; Go up the fixed part vertical line at a certain angle relatively the photoreceptor installing plate is installed, at this photoreceptor installing plate lower limb, setting is the raised structures of photoreceptor lower end fixedly; This fixed projection structure perhaps is not set, and just will form images with rubber band or adhesive tape is fixed on this photoreceptor installing plate with ccd sensor.Therefore, just ccd sensor is fixed on the photoreceptor installing plate, its lower end is fixing or fixing with rubber band etc. with raised structures, is difficult to accurately navigate to the position that is fit to the ccd sensor shooting like this.In addition, if optionally use different types of pick off, because profile is different, so various pick offs are just positioned difficulty more.Therefore, can not take rapidly sometimes and examined the most advanced and sophisticated total length image of tooth, be difficult to produce imaging good circle of equal altitudes picture or compressed image to root.Therefore simultaneously,, also need take sometimes and examined near the teeth roots, will come the construction drawing picture to certain limit longitudinally as the camera site in order to check the root of the tooth pathological changes.
Summary of the invention
The object of the invention provides a kind of and is used for fixing the imaging of dentistry X-ray with shooting instrument ccd sensor, band sensor special support in order to solve the shortcoming of traditional X-ray photoimaging, and this shooting instrument can use the different various imagings of profile to use ccd sensor; Can be directed against camera sites such as being examined tooth simultaneously; Realize the accurate location of various pick offs, be easy to make imaging good circle of equal altitudes picture or compressed image, intraoral interlocking pattern is stable; Foreign body sensation is not obvious, and stationary state is good.
Be to realize above-mentioned purpose, comprise following structure with the shooting instrument of the band sensor special support of ccd sensor as the dentistry X-ray imaging that is used for fixing described in the present invention:
Be located at the bearing support front side X-ray projection guide ring,
Be arranged on and can insert intraoral this bearing support rear end of patient, have can with examined occlusal main building block that the tooth crown contacts,
And be fixed on this main building block, can make X-ray imaging with ccd sensor and this X-ray throw guide ring support relatively the fixed sensing support,
This main building block have the inlaid hole that can fix this sensor stand,
This sensor stand comprises: embed this inlaid hole and dismounting freely inlay raised structures, directly or by leg be connected to this inlay the sensor support base plate on the raised structures and guarantee the dismounting from this sensor support base plate of this ccd sensor be fixed on freely pick off installation portion on the sensor support base plate,
Have a plurality of variform sensor stands; Make the profile, this ccd sensor of this ccd sensor with respect to the upper-lower position of this main building block, and wherein at least one is different to throw the angle of this ccd sensor of guide ring subtend with this X-ray, and these sensor stands all have the identical shaped raised structures of inlaying.
In addition, preferably also have following characteristic: said main building block has and the said identical embedding groove of section configuration of inlaying raised structures, and this embedding groove is equal to said inlaid hole, and this is inlayed raised structures and can slide along this embedding groove.
In addition, preferably also have following characteristic: said embedding groove two ends extend to said main building block two ends.
In addition, preferably also have following characteristic: the said raised structures of inlaying is the slide rail shape, and this is inlayed raised structures and can be bumped in the above-mentioned embedding groove.
In addition, preferably also have following characteristic: saidly inlay raised structures and said embedding groove is engaged, and with the vertical direction of this embedding groove on have retainer, prevent this and inlay raised structures and from embedding groove, break away from.
In addition; Preferably also have following characteristic: said pick off installation portion is a pair of arcuate structure that coats and fixing said ccd sensor top and bottom; This is arranged on said sensor support base plate upper end and lower end and towards the opposition side of X-ray projection guide ring to arcuate structure by outstanding respectively, and this ccd sensor can slide on to arcuate structure at this.
In addition; Preferably also has following characteristic: near the said arcuate structure centre position of said bearing support side, be provided with and pass the distribution breach that the signal wires that is installed in the said ccd sensor on the sensor stand is used; With this bearing support on the relative position of said main building block on; Be provided with auxiliary building block, this auxiliary building block has with said is examined near the occlusal surface that the relative tooth crown of tooth contacts the tooth, and should auxiliary building block has the signal wires distribution and use the slit.
Use provided by the invention be used for fixing the imaging of dentistry X-ray with ccd sensor have the shooting instrument of sensor special support the time; At first should from various sensor stands, select to be consistent with the profile of ccd sensor with employed imaging and this ccd sensor occlusal surface right upper-lower position with examined tooth etc. right camera site be consistent; Have and to implement the more sensor special support at the angle of inclination of high magnification shooting, and this sensor stand is installed in interlock with on the main building block.When mounted, the raised structures of inlaying that is arranged on the sensor stand is inserted in the inlaid hole that main building block is provided with, makes and inlay raised structures and inlaid hole interlock.Like this, can confirm and keep the position of sensor stand on main building block well.In addition, can the raised structures of inlaying of the sensor stand under the installment state be extracted from inlaid hole and takes off.Therefore, sensor stand can dismounting freely on main building block.For ccd sensor is installed on the sensor stand, use ccd sensor to fix with the fixed part of sensor support base plate.Therefore, ccd sensor can dismounting freely on the sensor support base plate.
So; Sensor stand is installed in interlock with on the main building block, and then pick off is installed on the sensor stand, if use the shooting instrument of this structure; When the angle of inclination of X-ray projection guide ring when being consistent with the angle of inclination of ccd sensor on being installed in sensor stand; Shooting when taking near the vertical total length of being examined tooth or its root of the tooth in the certain limit, can be compressed in corresponding this angle of inclination; With examined tooth or root of the tooth near in the certain limit length of vertical direction compare, vertical-direction length such as the tooth on the image are owing to compression shortens.In addition, if amplify, can be examined near the identical isometric shootings of longitudinal length such as the longitudinal length in the certain limit and image upper teeth tooth or its root of the tooth.
And; The shape of sensor stand, along with the ccd sensor profile changes and changes, the upper-lower position of fixation of C CD pick off also changes along with the difference of being examined the tooth camera site simultaneously; Also along with taking multiplying power, being that the angle of inclination of fixation of sensor is different and change; Make various sensor stands,, make the raised structures of inlaying of various sensor stands can be general through the identical shaped raised structures of inlaying is set on each sensor stand.Therefore, when checking diagnosis, select suitable sensor stand for use at every turn, the different various pick offs of profile can both be used from various sensor stands.Therefore, can accurately locate various ccd sensors and produce imaging good isometric image or compressed image to the camera site such as being examined near tooth or its root of the tooth.And when tooth was closed, the tooth that is prone to sting can firmly be bitten the occlusal surface of main building block, so stable at intraoral interlocking pattern, foreign body sensation is also not obvious, preferably the establishing shot instrument.
In addition, main building block has the embedding groove that is equal to inlaid hole, inlays raised structures and can slide along embedding groove; Like this; Examined the main building block position that tooth and near its tooth are stung in the time of can not changing interlock, the main relatively building block in sensor stand installation site is slided and suitable the adjustment, just can be to the tooth of being examined of camera site; Locate various ccd sensors more exactly, produce imaging good isometric image or compressed image.
In addition, because the two ends of embedding groove extend to the two ends of main building block, so can both get off inlaying raised structures installation or removal from the embedding groove from any end of embedding groove, sensor stand also can be simply and promptly is installed on the main building block like this.
In addition and since inlay raised structures be a kind of be bumped into embedding groove the shape of slide rail, be easy to slide so inlay raised structures along embedding groove, simultaneously, embedding groove is also more firm to the supporting of inlaying raised structures.
In addition; Inlay raised structures and embedding groove is engaged; And be provided with the retainer that can stop to inlay raised structures on the direction intersecting vertically, not only can slide, also can not break away from from the two ends of embedding groove along embedding groove so inlay raised structures with embedding groove; Therefore, sensor stand can be fixed on the main building block better.
In addition; The a pair of arcuate structure that is equal to control assembly is housed in the top and bottom of sensor support base plate; One end of ccd sensor is embedded between the sensor support base plate arcuate structure up and down; After locating, make it be pressed into and slide, guarantee that ccd sensor is fixed on the sensor support base plate better along the sensor support base plate.In addition, if pull-up or push the ccd sensor that is slidingly installed on the direction and can it be taken off.Therefore, ccd sensor can dismounting freely on the sensor support base plate, changes simultaneously at pick off the installation site on the base plate is installed, and just can select the position of ccd sensor along tooth arrangement within the specific limits.
In addition; Near the position arcuate structure of bearing support side is middle is provided with the distribution breach, and this distribution breach is used to pass the signal wires that is installed in the ccd sensor on the sensor stand; On the position relative, auxiliary building block is housed with bearing support master building block; Should have occlusal surface by auxiliary building block, be used to contact and examined near the relative tooth crown of tooth of tooth, and should have the slit that the signal wires distribution is used on the auxiliary building block.Therefore, distribution breach that can be through being arranged on the arcuate structure place and interlock be with the slit assembling signal wires of auxiliary building block, and like this, signal wires can not stung badly by tooth during interlock, and can arrange signal wires along bearing support.This shows that the shooting instrument that has the sensor special support that is used for fixing dentistry X-ray imaging ccd sensor is particularly suitable for the nipper imaging.
Description of drawings:
Fig. 1 is for being reference object with molar on the left of palate right side molar and the lower jaw; Used in 1 example of the shooting instrument that has the sensor special support that is used for fixing dentistry X-ray imaging ccd sensor provided by the invention the isometric shooting state front elevation of palate right side molar.
When Fig. 2 takes the tool body assembling for this, the oblique view of each part configuration relation.
Fig. 3 is the oblique view that is installed on the sensor stand on this shooting tool body.
Fig. 4 is the oblique view of this shooting instrument assembling completion status.
Fig. 5 is for installed the sensor special support of imaging with ccd sensor, and the position when being about to be installed in the set main building block of this shooting tool body concerns oblique view.
Fig. 6 is for being reference object with molar on the left of palate right side molar and the lower jaw; Used in other examples of the shooting instrument that has the sensor special support that is used for fixing dentistry X-ray imaging ccd sensor provided by the invention the isometric shooting state front elevation of palate right side molar etc.
Fig. 7 is the oblique view that is installed on the sensor stand on this shooting tool body.
Fig. 8 is for being reference object with palate nipper and lower jaw nipper, used the dentistry X-ray that is used for fixing provided by the invention and formed images in 1 example of the shooting instrument that has the sensor special support of ccd sensor the isometric shooting state front elevation of palate nipper.
When Fig. 9 takes the tool body assembling for this, the oblique view of each part configuration relation.
Figure 10 is the oblique view that is installed on the sensor stand on this shooting tool body.
Figure 11 is the oblique view of this shooting instrument assembling completion status.
Figure 12 is from the oblique view of auxiliary building block unilateral observation should the shooting instrument time.
Description of drawings:
1,30,35, the shooting instrument; 2,36, bearing support; 4,38, X-ray projection guide ring; 4a, 38a, circular projection surface; 5, warp architecture; 6,39, insert oral cavity structure; 9,41, main building block; 10,55, occlusal surface; 12,60, embedding groove; 13,42, auxiliary building block; 15,48, main body; 16,49, ccd sensor is used in imaging; 17,31,50, sensor stand; 18,51, the sensor support base plate; 19,20,52,53, arcuate structure; 21,54, the pick off installation portion; 24,6, shooting area; 25,56, the snap protrusions structure; 26,59, at the back; 27,57, signal wires; 28,62, examined tooth; 32, leg; 47, the raised structures that contacts with tongue.
The specific embodiment
1～12 the preferred embodiments of the present invention are described with reference to the accompanying drawings.
Fig. 1 is to be reference object with palate right side molar and lower jaw left side molar, uses the isometric shooting state front elevation of the palate right side molar that the shooting instrument that has the sensor special support of fixedly dentistry X-ray imaging ccd sensor provided by the invention takes.When Fig. 2 is this shooting tool body assembling, the oblique view of each part configuration relation.Fig. 3 is the oblique view that is installed on the sensor stand on this shooting tool body.And Fig. 4 is the oblique view of this shooting instrument assembling completion status.This kind is used for fixing on the shooting instrument 1 that has the sensor special support of dentistry X-ray imaging ccd sensor, has the bearing support 2 that constitutes this instrument core, and this instrument front side is narrow, and rear side is wide, has adopted the flat board member that stretches out with the arm shape.And, at the front end of this arm shape bearing support 2, through the fixing X-ray projection guide ring 4 of link 3.This X-ray projection guide ring 4 is side-prominent towards one from of bearing support 2.At this moment, the occlusal surface 10 of the main building block 9 that the circular projection surface 4a on the X-ray projection guide ring 4 mentions towards the back tilts, and the angle of inclination of its vertical 10a that representes with respect to occlusal surface 10 with chain-dotted line is assumed to be 10 degree.Thus, when taking palate right side molar, can lean on the rear crooked within the specific limits it along with the mouth type slides, constitute warp architecture 5 for making bearing support 2.So the position has just formed the intraoral oral cavity of insertion patient insert structure 6 near bearing support 2 rear portions.
This oral cavity insert structure 6 is roughly square, is horizontal plane, makes one of which interarea 7 when interlock, keep level.Therefore, on interarea 7,, for example use 3 screws 8 to screw interlock therein with main building block 9 with several screws, can with this main building block 9 outstanding are arranged on X-ray projection guide ring 4 projected directions on same direction substantially.Thus, as main building block 9, can use cuboid in this hypothesis, lateral surface 10 that will be parallel with one of which interarea 7 is as occlusal surface, this occlusal surface when interlock and near being examined tooth tooth contact with tooth is most advanced and sophisticated in vertical state.So, can main building block 9 be relied on the edge of X-ray projection guide ring 4 one sides of an interarea 7, and make occlusal surface 10 consistent with an interarea 7 longer sides directions, formation opposite side edge is relative with the plane domain 11 of main building block 9 in the neither one interarea 7.In addition; The 12nd, a structure example of inlaid hole of the present invention is to be arranged on the main building block 9 by certain depth, and inner open embedding groove; The 13rd, auxiliary building block is used in the interlock of giving prominence on other interareas 14 that are arranged on oral cavity insert structure 6, and its tip is a convex-concave shape structure.
So, assemble the main body 15 of shooting instrument 1 again, dismounting freely is installed on its main building block 9 supports to the sensor stand 17 of picture with ccd sensor 16.Therefore; When making sensor stand 17; The sensor support base plate 18 that rectangle (like rectangle) is set is used as the core formation of sensor stand 17, and this sensor support base plate 18 is tilted to same direction with circular projection surface 4a, and its angle of inclination is i.e. 20 degree of times angle 2 α.And top and bottom at this sensor support base plate; Give prominence to respectively and be provided with a pair of arcuate structure 19,20, and this arcuate structure 19,20 coats and supporting the top and bottom of the ccd sensor 16 on the interarea of main building block 9 opposition sides that is installed in sensor support base plate 18.So; On sensor support base plate 18, formed pick off installation portion 21; And be installed in 21 last times of this pick off installation portion to ccd sensor 16; An interarea 22 of ccd sensor 16 contacts with the inboard interarea of this sensor support base plate 18, be arranged on shooting area 24 on other faces 23 of this ccd sensor 16 can be configured in arcuate structure 19, between 20.
And; On other faces of sensor support base plate 18, promptly near the edge near oral cavity insert structure 6 of main building block 9 one sides, stretch out certain-length; Parallel with the occlusal surface of main building block 9 10 and stretch out the two ends that reach base plate 18 with the slide rail shape; The lateral parts 25a of its front end is provided with what circular cross section stretched out and inlays raised structures 25, and, in 26 positions, back of main building block 9; Be provided with parallel main building block 9 two ends of stretching out, reach with occlusal surface 10, sensor support base plate 18 inlay the identical above-mentioned embedding groove 12 of section configuration that raised structures 25 can be bumped into.So far, sensor stand 17 assemblings are accomplished, and this sensor stand 17 is and the corresponding sensor special support with pick off installation portion 21 of the profile of ccd sensor 16.At this moment, the flute length of embedding groove 12 and the slide rail length of inlaying raised structures 25 are much at one.In addition, in the middle part of sensor support base plate 18, also can be provided with and the corresponding X-ray through port of the contour shape of shooting area 24.
This sensor special support 17 is installed in 15 last times of main body; Aligning be arranged at front end on the outside interarea of this sensor support base plate 18 open inlay raised structures 25 and be arranged at the identical embedding groove of section configuration on main building block 9 back 26 and confirm the position after; This inlays occlusal surface 10 parallel being pushed in the embedding groove 12 of raised structures 25 and main building block 9, and slides and make its interlock.So; Because inlaying the tip of raised structures 25 enlarges; And embedding groove 12 open interior are open; So it is engaged with the open structure of embedding groove 12 that this inlays raised structures 25, on perpendicular to the direction of embedding groove 12, form the retainer that stops to inlay raised structures 25, this sensor stand 17 can be fixed on the main building block 9 better.So far being used for the imaging of dentistry X-ray accomplishes with ccd sensor shooting instrument 1 assembling that install, that have the sensor special support.In addition, in pull-up or down push away the sensor stand 17 that is slidingly installed on the direction and just can take off sensor stand 17.Therefore, sensor stand 17 can be installed or pulled down on main building block 9 freely.Moreover, sensor stand 17 is slided on main building block 9 and stop on the position of hope, can change the fixed position of sensor stand on main building block 9, so can select the position of sensor stand 17 within the specific limits along the tooth arrangement direction.Only need slightly firmly just can make and inlay raised structures 25 and on embedding groove 12, do not slide, when applying appropriate regulation strength, with regard to slidably, this point just satisfied sensor stand 17 can be on main building block 9 viewpoint of fixed position.In addition, hinder X-ray to pass the used main plastic part that adopted for fear of shooting instrument 1 certainly.
During use, ccd sensor 16 is installed on the sensor stand 17 of shooting instrument 1.At this moment, aligned position make an end of ccd sensor 16 be inserted into the arc structure 19 of sensor base plate 18, between 20 after, its inboard interarea along sensor support base plate 18 pushed and slide.So, ccd sensor 16 is inserted and is installed in the pick off installation portion 21, can be fixing better through the inboard interarea and the arc structure 19,20 of sensor support base plate 18.In addition, in pull-up or down push away the ccd sensor 16 that is slidingly installed on the direction and just can it pulled down or install.Therefore; Ccd sensor 16 can be installed or pulled down on sensor installing structure freely; Change the installation site of ccd sensor 16 on pick off installation portion 21 through sliding simultaneously, can select the position of ccd sensor within the specific limits along tooth arrangement.Especially as shown in Figure 5, can at first be installed in ccd sensor 16 on the sensor stand 17 after, also can again sensor stand 17 be installed on the main building block 9 of main body 15.Ccd sensor 16 slightly firmly just can make it not slide for 19,20 need of arcuate structure, and when applying the regulation dynamics of appropriateness, just slidably, this point has just satisfied makes the viewpoint of ccd sensor 16 with respect to pick off installation portion 21 fixed-site.In addition, the 27th, the signal wires of ccd sensor 16.
As stated; As use and thisly be installed on the main building block 9 sensor stand 17 and pick off 16 is installed in the shooting instrument 1 on the sensor stand 17, can this pick off installation portion 21 be configured in a side of the plane domain 11 of not main building block 9 in the oral cavity insert structure 6.Therefore, when dental articulation, nature can be contained in ccd sensor 16 inboard of tooth in the oral cavity.
And, in the front side of the bearing support that stretches out with the support arm shape 2, be provided with X-ray projection guide ring 4, guarantee from an interarea of this bearing support 2 outstanding to a certain direction.Formation is with inserting insert structure 6 in the intraoral oral cavity of patient near the rear portion of this bearing support 2; The outstanding main building block 9 that contacts with the tooth crown that is provided with on the insert structure 6 in this oral cavity; It is towards identical substantially with the projected direction of X-ray projection guide ring 4; And this main building block 9 is when interlock, with examined near the tooth 28 tooth in vertical state, contact with tooth is most advanced and sophisticated.On this main building block 9, be provided with the sensor stand 17 that supports ccd sensor 16.The circular projection surface 4a that makes X-ray projection guide ring 4 with respect to 10 vertical 10a of occlusal surface of main building block 9 at a certain angle α tilt.Moreover; Sensors configured support 17 makes the interarea of shooting area 24 set on the ccd sensor 16 that is installed on the sensor stand 17 and circular projection surface 4a be the same tilt direction; And the angle of inclination is times angle 2 α; So, can be examined the isometric shooting identical of tooth longitudinal length with image upper teeth longitudinal length through bisection shooting method.
And; Each ccd sensor 16 profiles that change; Can change the shape that is arranged on the pick off installation portion 21 on this sensor stand 17; Make various sensor special supports 17, if the identical shaped raised structures 25 of inlaying all is set on this sensor special support 17, so just can shared various sensor stands 17 inlay raised structures 25.Therefore; When tooth is diagnosed in each inspection; Through from various sensor stands 17; Select the sensor stand 17 that has with the corresponding pick off installation portion of the profile of use ccd sensor 16 for use, the ccd sensors 16 that various profiles are different are installed on the corresponding sensor support 17, further can be installed in use on the same main building block of being installed on the main body 15 of shooting instrument 19 by each sensor stand 17 that this is special-purpose.
And, when interlock, do not change the position of being examined tooth 28 and near the main building block 9 that tooth is stung it; The installation site that just can make sensor stand 17 is with respect to this suitably slip change of main building block 9; Then with respect to this sensor stand 17, so the change of can suitably sliding of the installation site of ccd sensor 16 is according to being examined tooth 28; Various ccd sensors can both accurately be located, and produce the good isometric image of imaging.During interlock, can only bite main building block 9 by near enough teeth of stinging easily the tooth 28 of being examined, so intraoral interlocking pattern is stable, reduce foreign body sensation simultaneously, the establishing shot instrument 1 better.
Fig. 6 is to be reference object with palate right side molar and lower jaw left side molar; Used the isometric shooting state front elevation of the palate right side molar in other examples of the shooting instrument that has the sensor special support that is used for fixing dentistry X-ray imaging ccd sensor provided by the invention, Fig. 7 is mounted in the oblique view of the sensor stand on this shooting tool body.This shooting instrument 30 that has the sensor special support that is used for dentistry X-ray imaging ccd sensor is compared with shooting instrument 1 noted earlier, and what shooting instrument 1 used is sensor stand 17, and 30 uses of shooting instrument is sensor stand 31.But on sensor stand 17, outstanding being provided with inlayed raised structures 25 near the end of the limit of sensor support base plate 18; On sensor stand 31, near it supports the limit end of base plate 18 and inlay between the raised structures 25, be provided with the plate-shaped member that is equivalent to leg 32, pick off installation portion 21 is vertically being improved, only different in this point.Therefore, should shooting instrument 30 if use, still can rely on bisection shooting method, carried out the isometric shooting in the certain limit up and down with examining near tooth 28 roots of the tooth as the camera site, be more prone to diagnose the root of the tooth that the place takes place shown in the with dashed lines circle sick.In Fig. 6, Fig. 7, the leg 32 of the pick off 31 on being installed in shooting instrument 30, other and shooting instrument 1 same section are represented with same-sign.
Fig. 8 is to be reference object with palate nipper and lower jaw nipper, has used the isometric shooting state front elevation of the palate nipper in 1 example of the shooting instrument that has the sensor special support that is used for fixing dentistry X-ray imaging ccd sensor provided by the invention.The oblique view of each part configuration relation when Fig. 9 is this shooting tool body assembling, Figure 10 is the oblique view that is installed on the sensor stand on this shooting tool body; Also having Figure 11 is the oblique view of this shooting instrument assembling completion status.The shooting instrument 35 that has the sensor special support that this kind is used for fixing dentistry X-ray imaging ccd sensor also has and aforementioned shooting instrument 1 and 30 roughly the same structures.Therefore, the difference of main explanation and shooting instrument 1 below.What constitute the instrument core on this shooting instrument 35 also is support arm shape bearing support 36, uses fixedly X-ray projection guide ring 38 of link 37 at its front end.But, owing to bearing support 36 corresponding nippers get final product, so, only need the front portion tilted to get final product to the rear portion slightly with neighbouring crooked in the middle of the bearing support 36.Therefore, near the rear portion of sensor support base plate 36 promptly be oral cavity insert structure 39.
This oral cavity insert structure 39 is provided with near open to an edge centre distribution with through hole 40; Simultaneously; Near the front end of this wiring hole 40, with the interlock of main building block of rectangular shape 41 and set square shape use a pair of respectively with auxiliary building block 42 (42a, 42b) and several (for example 2) screw 43 respective fixation firmly.On two interareas of oral cavity insert structure 39, can tighten main building block 41 and two auxiliary building blocks 42 fixing like this with 2 screws 43.Formed distribution and used the slit this moment between two auxiliary building blocks 42.In addition, the rear portion 45 of oral cavity insert structure 39 is provided with to auxiliary building block one tongue side-prominent, that front end face has many places convex-concave 46 and contacts with raised structures 47.Also have, the tongue contact is equalizer of shooting instrument 35 with raised structures 47, the interlocking pattern in the time of can stable occlusion.
So, assemble the main body 48 of shooting instrument 35 again, on this main building block 41, be provided with and be supported to the sensor special support 50 of picture with ccd sensor 49, this support can be on this main building block 41 disassembled and assembled freely.Therefore, the structure of the structure of sensor stand 50 and sensor stand 17 much at one.And sensor stand 50 is when making, and sensors configured supports base plate 51 on sensor stand 50 equally, and this sensor support base plate 51 is in same incline direction with circular projection surface 38a, and the angle of inclination is a times angle, for example can be set at 20 degree.And; Be respectively arranged with a pair of arcuate structure 52,53 in the upper and lower side position of this sensor support base plate 51; This arcuate structure 52,53 stretches out with some interareas of specific length from sensor support base plate 51, and the top and bottom that coat and supporting the ccd sensor of installing 49.On this sensor support base plate 51; Form the pairing pick off installation portion 54 of profile with ccd sensor 49; Another interarea of this sensor support base plate 51 is provided with the most advanced and sophisticated open raised structures 56 of inlaying of the slide rail shape that extends to base plate 51 two ends; And this inlays the extension elongation that raised structures has regulation, and is parallel with the occlusal surface 55 of main building block 41.Inlay raised structures 56, with explained to inlay raised structures 25 shapes identical.Be positioned on the arcuate structure 53 on the insert structure of sensor stand oral cavity; Near the position centre of this arcuate structure; The signal wires distribution that is provided with the ccd sensor 49 that is installed on the sensor stand 50 is with breach 58, and this breach extends to the edge that signal wires 57 is bumped into always.In addition, on main building block 41, be provided with in its back 59 with occlusal surface 55 extend in parallel two ends, sensor support base plate 51 inlay that be bumped into, the identical embedding groove 60 of raised structures 56 with 56 section configurations.
So; In the oral cavity of shooting instrument 35, be respectively arranged with wiring hole 40 and breach 58 on insert structure 39, the sensor stand 50, moreover, between two auxiliary building blocks 42, be provided with distribution slit 44; Shown in figure 12; Can the signal wires 57 that begin to extend from the shooting area 61 that is installed in the ccd sensor 49 on the sensor stand 50 be passed hole 40, breach 58 and slit 44, and can extend along other interareas of bearing support 36.Its result is exactly that when dental articulation, signal wires 57 can not stung bad by tooth.Therefore be used for fixing the shooting instrument 35 that has the sensor special support of dentistry X-ray imaging ccd sensor, be particularly suitable for taking nipper 62.In addition, this sensor stand 50 is provided with the leg 32 that is equivalent to sensor support base plate 51 extension plates, if in the oral cavity position of the vertical separating sensor installation portion 54 of insert structure, then be fit to near the root of the tooth of being examined tooth 62 as the camera site.In addition, when taking molar, even special wiring line is not set, tooth can not stung bad signal wires yet.
In above-mentioned example; To being reference object with maxillary right side molar and lower jaw left side molar; Having used the shooting instrument 1 that has the sensor special support that is used for fixing dentistry X-ray imaging ccd sensor provided by the invention is illustrated; If should shooting instrument 1 make the shooting instrument of left-right symmetric structure into, use shooting instrument 1 can take as object with maxillary left side molar and lower jaw right side molar equally so.
In addition; In above-mentioned example; The profile of the ccd sensor that sensor stand 17,31 is suitable for and identical with the angle of the ccd sensor of X-ray projection guide ring subtend, but shape is different with respect to the upper-lower position of main building block mosaic surface because of ccd sensor.Sensor stand 50 and sensor stand 17,31, the angle of the ccd sensor relative with X-ray projection guide ring is identical, but shape is because of the profile difference of the fixed ccd sensor of institute differences to some extent.In addition, follow the difference of this ccd sensor profile, the shape of sensor stand 50 and sensor stand 17,31 is because of different change of the occlusal relatively upper-lower position of ccd sensor.Therefore; In the present invention; Through preparing a plurality of different sensor stands; Have different, as can accurately to implement a used pick off location at least in the angle of the profile, ccd sensor of guaranteeing ccd sensor with respect to the upper-lower position of the mosaic surface of main building block and the ccd sensor relative, produce the good isometric or compressed image of imaging with X-ray projection guide ring.In addition; Like employed ccd sensor is a kind; And the profile of the ccd sensor of being installed is identical, then only needs to prepare ccd sensor and gets final product with respect to the different a plurality of sensor stands of angle of the upper-lower position of main building block mosaic surface and/or the ccd sensor relative with X-ray projection surface guide ring.
In above-mentioned example; Explained in the shooting instrument 1,30,35 that the present invention relates to; The vertical 10a of occlusal surface 10,55 of the main relatively building block 9,41 of circular projection surface 4a, 38a of X-ray projection guide ring 4,38 is tilted with fixed angle α; Sensor installation support 17,31,50 makes interarea and circular projection surface 4a, the 38a of the set shooting area 24,61 of the ccd sensor that is installed on this sensor stand 16,49 tilt to same direction, and the angle of inclination is times angle 2 α; Through bisection shooting method, examined the identical isometric shooting of longitudinal length on tooth 28,62 longitudinal lengths and the image.But in shooting instrument of the present invention; As the circular projection surface of X-ray projection guide ring is tilted with predetermined angular with respect to the occlusal vertical of main building block; The imaging of installing on the sensor stand is same incline direction with ccd sensor set shooting area interarea and circular projection surface; The angle of inclination is identical, can compress equally shooting (with being examined the tooth longitudinal length and comparing image upper teeth longitudinal length and be compressed).
In addition, in above-mentioned example, the example that the flute length of the slide rail shape length of inlaying raised structures 25,56 and embedding groove 12,60 is formed equal length is illustrated, and the length of inlaying raised structures 25,60 can be longer or short than flute length.In addition, can be if inlay raised structures 25,56 along sliding in the embedding groove 12,60, then its shape can be not limited to the slide rail shape, such as also can being cuboid.
In addition; Like above-mentioned example; Design embedding groove 12,60 on main building block 9,41; Inlaying raised structures 25,56 can slide in embedding groove 12,60, so the position of sensor stand 17,31,50 can slide and change with respect to main building block 9,41, so be only more ideal like this; The inlaid hole of shape such as circular and square can be set on main building block 9,41, and also can the shaped design of inlaying raised structures be become can snap in just embedding groove and cylindric and square tubular that can dismounting.Perhaps, a plurality of circular embedding hole of design on main building block 9,41 select one to make and inlay raised structures and be embedded into wherein from these inlaid holes, so also can change the position of sensor stand 17,31,50.
In addition, as retainer, the front end of inlaying raised structures 25,26 is designed to the shape openr than root, and this open front end is bumped into embedding groove 12,60, prevents to inlay raised structures 25,26 and breaks away from, and we are illustrated in above-mentioned example.But as retainer; Embedding groove 12,60 and front end protrusion structure 25,56 are engaged, and front end protrusion structure 25,56 is slided along embedding groove 12,60, and can be from not breaking away from embedding groove 12,60 vertical direction; As long as reach this structural requirement, then use Any shape all to be fine.For example; Front end and the butt of inlaying raised structures can be the tabular of same thickness; Can form along the guiding groove of embedding groove 12,60 directions in this tabular side or both sides; And the cell wall at embedding groove 12,60 also can form the raised structures that is bumped in this guiding groove, and at this moment, guiding groove and raised structures can be done motion-stopping structure.
In addition; Upper end and lower end at the sensor support base plate are provided with a pair of arcuate structure as fixed part; In above-mentioned example, be illustrated; Also can a pair of arcuate structure as control assembly be set, substitute the arcuate structure at two ends up and down at the right-hand member and the left end of sensor support base plate.At this moment, ccd sensor can be in the longitudinal sliding motion of sensor support base plate.In addition; Can on fixed structure, slide compared with ccd sensor; Ccd sensor can change the position and be only even more ideally on the sensor support base plate, if do not need ccd sensor on the sensor support base plate, to change the position, ccd sensor also can slide on fixed structure.At this moment, make four sides of pick off be fixed on the fixed structure on the sensor support base plate such as also being provided with.
In addition, we also are illustrated the example that the two ends of embedding groove 12,60 extend to main building block two ends, but the edge that embedding groove 12,60 has only an end to extend to main building block 9,41 gets final product.In addition, the shape of X-ray projection guide ring, the shape that only needs corresponding X-ray to throw is designed to frameworks such as circle, ellipse, square and gets final product.
In addition; We also are illustrated to the example that a pair of auxiliary building block 42a, 42b in the auxiliary building block 12 reserve the slit setting; Also can use 1 the auxiliary building block that has designed distribution trough, in addition, bearing support 2,36 is illustrated for the example of flat-shaped part; But its shape need not be confined to this, such as being designed to pole shape or square rod shape parts.
Claims (7)
1. shooting instrument that has the sensor special support that is used for fixing dentistry X-ray imaging ccd sensor is characterized in that: comprising:
Be arranged on the bearing support front end X-ray projection guide ring,
Be arranged on and can insert intraoral this bearing support rear end of patient, have can with examined occlusal main building block that the tooth crown contacts,
And be installed on this main building block, can make X-ray imaging with ccd sensor and this X-ray throw guide ring support relatively the fixed sensing support,
This main building block have the inlaid hole that is used to install this sensor stand,
This sensor stand comprises: embed this inlaid hole and dismounting freely inlay raised structures, directly or by leg be connected to this inlay the sensor support base plate on the raised structures and guarantee the dismounting from this sensor support base plate of this ccd sensor be fixed on freely pick off installation portion on the sensor support base plate,
Have a plurality of variform sensor stands; Make the profile, this ccd sensor of this ccd sensor with respect to the upper-lower position of this main building block, and wherein at least one is different to throw the angle of this ccd sensor of guide ring subtend with this X-ray, and these sensor stands all have the identical shaped raised structures of inlaying.
2. like the claim item 1 described shooting instrument that has the sensor special support that is used for fixing dentistry X-ray imaging ccd sensor, its characteristic is following:
Have on the said main building block and the said identical embedding groove of raised structures section configuration of inlaying, this embedding groove is equal to said inlaid hole, and this is inlayed raised structures and can slide along this embedding groove.
3. like the claim item 2 described shooting instruments that have the sensor special support that are used for fixing dentistry X-ray imaging ccd sensor, it is characterized in that: the two ends of said embedding groove extend to the two ends of said main building block.
4. like the claim item 2 described shooting instruments that have the sensor special support that are used for fixing dentistry X-ray imaging ccd sensor, it is characterized in that: the said raised structures of inlaying is the slide rail shape, and this is inlayed raised structures and can be bumped in the above-mentioned embedding groove.
5. like the claim item 2 described shooting instruments that have the sensor special support that are used for fixing dentistry X-ray imaging ccd sensor; It is characterized in that: saidly inlay raised structures and said embedding groove is engaged; And with the vertical direction of this embedding groove on have retainer, prevent this and inlay raised structures and from embedding groove, break away from.
6. the shooting instrument that has the sensor special support that is used for fixing dentistry X-ray imaging ccd sensor described in claim item 1 is characterized in that:
Said pick off installation portion is a pair of arcuate structure; This arc is separately positioned on the top and bottom of said sensor support base plate; And towards opposition side, the coating of X-ray projection guide ring and fixing the top and bottom of above-mentioned ccd sensor, this ccd sensor can slide on to arcuate structure at this.
7. like the claim item 6 described shooting instruments that have the sensor special support that are used for fixing dentistry X-ray imaging ccd sensor, it is characterized in that:
Near the said arcuate structure centre position of said bearing support side, be provided with and pass the distribution breach that the signal wires that is installed in the said ccd sensor on the sensor stand is used; With this bearing support on the relative position of said main building block on; Be provided with auxiliary building block; Should auxiliary building block have with said and examined near the occlusal surface that the relative tooth crown of tooth contact the tooth, and should auxiliary building block have the signal wires distribution and use the slit.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009-108570 | 2009-04-28 | ||
| JP2009108570A JP4571697B1 (en) | 2009-04-28 | 2009-04-28 | Camera with dedicated sensor holder for mounting a CCD sensor for dental X-ray imaging |
| PCT/JP2010/057416 WO2010126021A1 (en) | 2009-04-28 | 2010-04-27 | Photography tool with exclusive sensor holder for mounting ccd sensor for capturing dental x-ray image |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102395321A true CN102395321A (en) | 2012-03-28 |
| CN102395321B CN102395321B (en) | 2014-10-01 |
Family
ID=43032166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201080016413.9A Expired - Fee Related CN102395321B (en) | 2009-04-28 | 2010-04-27 | Photography tool with exclusive sensor holder for mounting ccd sensor for capturing dental x-ray image |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP4571697B1 (en) |
| CN (1) | CN102395321B (en) |
| WO (1) | WO2010126021A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103070663A (en) * | 2013-02-21 | 2013-05-01 | 谢晓秋 | Auxiliary intraoral photographing bracket for oral major |
| CN105433975A (en) * | 2015-12-31 | 2016-03-30 | 天津维瓦登泰生物科技有限公司 | Positioning platy mechanism for dental department |
| CN106466190A (en) * | 2015-08-18 | 2017-03-01 | 万得福牙材有限公司 | Sheet devices are held in occlusion |
| CN111803119A (en) * | 2020-07-15 | 2020-10-23 | 上海市口腔病防治院 | Tooth apex sheet projector based on angular line and working method |
| WO2022011885A1 (en) * | 2020-07-15 | 2022-01-20 | 韩方凯 | Dental periapical film radiographic device based on bisecting angle, and method for using same |
| CN115252197A (en) * | 2022-07-25 | 2022-11-01 | 上海交通大学医学院附属第九人民医院 | In-vitro embedded implant X-ray photography device and photography system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012105159A1 (en) * | 2011-01-31 | 2012-08-09 | 株式会社ニックス | Intraoral imaging system for dentistry |
| EP2829254A1 (en) * | 2013-07-24 | 2015-01-28 | VDW GmbH | Apparatus for visualizing defects of a dental instrument |
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| CN111803119A (en) * | 2020-07-15 | 2020-10-23 | 上海市口腔病防治院 | Tooth apex sheet projector based on angular line and working method |
| WO2022011885A1 (en) * | 2020-07-15 | 2022-01-20 | 韩方凯 | Dental periapical film radiographic device based on bisecting angle, and method for using same |
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| CN115252197A (en) * | 2022-07-25 | 2022-11-01 | 上海交通大学医学院附属第九人民医院 | In-vitro embedded implant X-ray photography device and photography system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102395321B (en) | 2014-10-01 |
| WO2010126021A1 (en) | 2010-11-04 |
| JP2010253127A (en) | 2010-11-11 |
| JP4571697B1 (en) | 2010-10-27 |
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