Dental method and device

This invention, the device for dentistry, and the 1st wax way polymerizability dentistry converted timber charge and the 2nd wax way polymerizability dentistry converted timber charge forming, the production manner of the device for dentistry due to forming the device for polymerizability dentistry regards.

This application the American patent application 10/405,169th number which is applied with 2003 April 2 date (while connecting) is part connection application, this application the American patent application 10/106,741st number which is applied with 2002 March 26 date (while connecting) is part connection application, this application the American patent application 09/682,440 which is applied with 2001 September 4 date (presently, the American patent 6,592,369th B2 number) is part connection application, this application the American patent application 09/670,364th number which is applied with 2000 September 26 date (abandonment) is part connection application. This application the American patent application 10/306,096th number which is applied with 2002 November 27 date (while connecting) is part connection application, this application the American patent application 09/670,364th number which is applied with 2000 September 26 date (abandonment) is connection application. This application, the profit of the American temporary patent application 60/237,523rd number, the American temporary patent application 60/201,705th number which is applied with 2000 May 3 date, and is applied with 1999 November 10 date the American temporary patent application 60/164,893rd number which are applied with 2000 October 4 date insistence easy is the thing.

[Detailed description]<br /> The useful constituent, the bulking agent, the pigment and the stabilizer, furthermore can include the plastic medicine and the fiber with this invention. It is desirable, the constituents for these polymerizability dentistry approximately 2 weight % - approximately 95 weight % include the bulking agent grain. It is more desirable, these constituents approximately 10 weight % - approximately 85 weight % include the bulking agent. It can form nano composite material and serama, from these composite materials. The bulking agent furthermore the contraction with polymerization decreases, abrasion resistance improves, in order to adjust mechanical property and physical characteristics, it is desirable to include the both of the organicity grain bulking agent and the inorganic grain bulking agent.

As for optical hardenability polymerizability dentistry converted timber charge, desirably, the photosensitizer which makes polymerization start with the disclosure to light of activated wavelength, for example can fur quinone, LucirinTPO or methyl benzoin, and/or reduction chemical compound, for example the tertiary amine is included. It is desirable for room temperature or heating activated catalytic converter system to be included in polymerizability dentistry converted timber charge. For example, when at room temperature being activated by the reducing agent or heating, you can list the peroxide which can generate the separation radical. The peroxide benzyl and the peroxide lauroyl are included in desirable peroxide.

The execution configuration where this invention is desirable the denture floor or the denture formed at least in part, the polymerizability material for high intensity dentistry which is formed by light hardening polymerizability dentistry converted timber charge is used. It is desirable, polymerizability dentistry converted timber charge at least the bend elastic modulus of 250,000psi and has the flexural strength of 7,000psi at least. It is desirable, the denture of this invention, it includes the denture floor and the denture which are concatenated to one body, joins effectively in the mutual permeation high-molecular mesh polymer matrix and the polymer matrix and 0.1 where the grain size which is distributed is under 500 microns weight % it includes the self lubricity grain at least. It is desirable, the denture floor and one concatenaion of the denture exceed the join strength of 4,480psi effectively.

It is used in this bill the wax way, the material, exceeding the 40, flowability (flow ones) is, at the same time below the 23 becomes size stability within 5 minutes (it solidifies, namely, non flow ones is) it is the material. Therefore, the wax way the material shows flowability when it is above the 40, becomes size stability when at the same time it is below the 23. Flowability wax like temperature of the 100 - the 40 the material becomes size stability within 5 minutes depending upon cooling with the disclosure to ambient temperature with the 23 and the 0. Flowability wax like temperature of the 100 - the 40 the material, 2 and 1, within 0.5 or 0.3 amounts (the sequence whose priority is high) becomes size stability depending upon cooling with the disclosure to ambient temperature with the 23 and the 0.

Is used the polymerizability material for high intensity dentistry at least the bend elastic modulus of 250,000psi and is the material which possesses the polymer matrix which at least possesses the flexural strength of 5,000psi in this bill. Optionally, the additional strength bulking agent is included in the polymerizability material for high intensity dentistry. But, only the polymer matrix (every additional strength bulking agent is not included) with, at least the bend elastic modulus of 250,000psi and has the flexural strength of 5,000psi at least. It is desirable, the polymerizability material for high intensity dentistry at least the bend elastic modulus of 300,000psi and has the polymer matrix which at least possesses the flexural strength of 7,000psi. It is more desirable, the polymerizability material for high intensity dentistry, in the sequence whose priority is high, at least the bend elastic modulus of 350,000psi and has the polymer matrix which at least possesses the flexural strength of 12,000psi. The artificial gearwheel and the denture floor which are produced together from the polymerizability material for high intensity dentistry, while the polymerization of polymerizability dentistry converted timber charge, are concatenated to one body in the entire denture, the part denture and the product for dentistry where the bridge is included.

Are used the flexural strength and bend elastic modulus ASTM D790 (1997) are the result of the test which you follow in this bill. It is used in this bill notched equipped Izod impact tester bombardment tolerance to call notched equipped impact strength, even, ASTM D256 (1997) it is the result of the test which you follow. When it is used in this bill, the notch is not the impact strength ASTM D4812 (1993) is the result of the test which you follow.

If with the example below, especially it does not show, all sections and percentage depend on weight. LucirinTPO calls 2,4,6 torimechirubenzoirujihueniruhosuhuinokishido which is produced basuhu (BASF) by the corporation the visible photo-curing unit which is used dentsupuraiintanashiyonaru (Dentsply International) is the Eclipse visible photo-curing unit which is sold from the corporation, the light 350 - 450nm of approximately 30 milliwatts /cm2 can obtain.

Preparation 1<br /> Preparation of oligomer<br /> In the reactor the torimechiru 1,6 jiisoshianato - Hexan of 1,176g (5.59mol) and bisphenol A puropokishireto of 1,064g (3.09mol) you inserted with drying nitrogen flowing down, under nitrogen positive pressure heated to approximately 65. The dibutyltin dilaurate catalytic converter of 10 drops was added to this reaction blend. Approximately 70 minutes containment the temperature of the reaction blend, with the 65 and the 140, furthermore the dibutyltin dilaurate catalytic converter of 10 drops was added. The viscous paste way it formed the isoshianeto terminal cap intermediate product, 100 minutes agitated.

While in this intermediate product, containment reaction temperature with the 68 and the 90, it added BHT of 7.0g 662g (5.09mol) as the 2 hydroxyethyl methacrylate and the inhibiter over 70 minutes. After the agitating in approximately 5 hours, it discontinued heating with the 70, it recovered from the reactor the oligomer as translucent plasticity solid-state, retained in the dry atmosphere.

Preparation 2<br /> Preparation of monomer<br /> You inserted 1,6 jiisoshianatohekisan of 700g in the reaction flask, under nitrogen positive pressure heated to approximately 70. In this reactor, the 2 hydroxyethyl methacrylate of 1,027g, the dibutyltin dilaurate catalytic converter of 0.75g, and the butyl conversion hydroxytoluene of 4.5g (BHT) it added. This addition went slowly with drying nitrogen flowing down over 2 hours. Furthermore 2 hours containment the temperature of the reaction blend, with the 70 and the 90, after that the refinement water of 8.5g was added. It fetched to the plastic container 1 hours later, the reaction product as a transparent liquid, cooled and formed the white solid, retained in the dry atmosphere.

Preparation 3<br /> Preparation of polymerizability denture floor plate material<br /> It prepared LucirinTPO which is produced the optical hardenability polymerizability material, the TBDMA oligomer of the preparation 1 of 98.0g, 2,4,6 torimechirubenzoirujihueniruhosuhuinokishido of 0.35g (by the basuhu corporation), 8.3% can fur quinone (CQ), 25% ethyl 4 dimethylamino benzoate (EDAB) and the 66.7%1,6 hexanedioldimethacrylate (HDDMA) the solution of 1.5g which is included, by agitating the red acetate fiber of 0.1g, and the liquid which includes the pigment of 0.05g with the 85.

Preparation 4<br /> Polymerizability wax way preparation of denture border material<br /> The optical hardenability wax way it prepared polymerizability dentistry converted timber charge, the oligomer of the preparation 1 of 50.5g, monomer of the preparation 2 of 45.0g and satoma of 4.0g (Sartomer) by agitating the liquid blend of the acrylic Acid stearyl of the corporation with the 85. In this blend, 2,4,6 torimechirubenzoirujihueniruhosuhuinokishido of 0.35g (LucirinTPO), the red acetate fiber of 0.1g and the pigment concentrate of 0.05g were added. In order to be formed polymerizability wax, the material reaches the point where flowability is shown with the 65 - the 68.

Preparation 5<br /> Polymerizability denture construction material<br /> It prepared the optical hardenability polymerizability material, with the oligomer of the preparation 1 of 84.5g and agitating the liquid blend of the monomer of the preparation 2 of 15.0g with the 85. In this blend, 2,4,6 torimechirubenzoirujihueniruhosuhuinokishido of 0.35g (LucirinTPO), the red acetate fiber of 0.1g and the pigment of 0.05g were added.

Preparation 6<br /> Polymerizability wax way preparation of artificial gearwheel resin<br /> The optical hardenability wax way it prepared polymerizability dentistry converted timber charge, the oligomer of the preparation 1 of 50g, by agitating the liquid blend of the monomer of the preparation 2 of 30.0g and the monomer of the preparation 2 of 20g with the 85. In this blend, 2,4,6 torimechirubenzoirujihueniruhosuhuinokishido of 0.35g (LucirinTPO) and the pigment concentrate of 0.05g was added. In order to be formed polymerizability wax, the material reaches the point where flowability is shown with the 65 - the 70.

Preparation 7<br /> Preparation of monomer<br /> You inserted 1,6 jiisoshianatohekisan of 168g in the reaction flask, under nitrogen positive pressure heated to approximately 70. In this reactor, the 2 hydroxy ethyl acrylate of 228g, the dibutyltin dilaurate catalytic converter of 0.12g and the butyl conversion hydroxytoluene of 0.86g (BHT) it added. This addition went slowly with drying nitrogen flowing down over 2 hours. Furthermore 3 hours containment the temperature of the reaction blend, with the 70 and the 90, after that the refinement water of 0.9g was added. It fetched to the plastic container 1 hours later, the reaction product as a transparent liquid, cooled and formed the white solid, retained in the dry atmosphere.

Preparation 8<br /> Preparation of monomer<br /> You inserted p toriruisoshianeto of 47.7g in the reaction flask, under nitrogen positive pressure heated to approximately 46. In this reactor, the 2 hydroxyethyl methacrylate of 48.13g, the dibutyltin dilaurate catalytic converter of 0.06g and the butyl conversion hydroxytoluene of 0.30g (BHT) it added. This addition while rising temperature of the reaction blend to the 78, to do slowly with drying nitrogen flowing down over 40 minutes, furthermore 1.3 hours containment with the 72 and the 78. It fetched to the plastic container the reaction product as a transparent liquid, cooled and formed the solid of translucent off white, retained in the dry atmosphere.

Example 1A and 1B<br /> Table 1 shows the component of 1B from example 1A, table 2 shows the property of the constituent of 1B from example 1A. It prepared the constituent of 1B, by mixing the component which with the 95 shows in table 1 from example 1A.

<tables num="1"><img id="000002" he="125" wi="159" file="0005366362.tif" img-format="tif" img-content="drawing" /></tables>

Physical characteristics of the material of example 1A and 1B were tested, the result was enumerated in table 2.

<tables num="2"><img id="000003" he="70" wi="158" file="0005366362.tif" img-format="tif" img-content="drawing" /></tables>

Three annulus condition loss machine (three body cyclic abrasion wear machine) (raihueruda, the Alabama university,) using inside the glass instrument, capacity decrease (mm in 400,000 cycles³) it measured as a standard of the abrasion resistance of the polymerization composite material constituent of example 1A and 1B.

Following the moisture sorption of the polymerization composite material constituent of example 1A and 1B, to ISO4049, it measured. The sample, Eclipse photo-curing unit (voltage 37.5V, between 5:30 - 10:00 amount) with light 10 minutes was hardened with blower 80%.

The flexural strength and bend elastic modulus of the polymerization composite material constituent of example 1A and 1B, ASTM D790 (1997) the Instron which you follow (Instron) with bend unit of the corporation were measured due to the use of tripartite bending test. The sample 10 minutes was hardened in the die in Eclipse photo-curing unit (voltage 37.5V, with blower 80% 5.5 - 10 minutes).

The constituent of example 1A becomes size stability under the 60, starts softening with the 60, from the 70 under the 1 exceeds the point where flowability is shown when it heats reaches. The constituent of example 1B becomes size stability under the 57, starts softening with the 57, from the 67 under the 1 exceeds the point where flowability is shown when it heats reaches.

Example 2&lt;br /&gt; Continual denture production&lt;br /&gt; Two steel disks, it possesses the outside of respective cylindrical, the consecutive tooth profile half piece (tooth mold halves) possesses on the outside. Paralleling on the outside of those cylindrical, in order to contact, it turns two steel disks. While making cylindrical external part contact, it lines up the tooth profile half piece to which the top of each disk corresponds. Following to the procedure of preparation, 6 polymerizability wax like the 60 which it formed it supplies the sheet of the material, continually between the outside where two rotary steel disks of the respective 37 line up. In order for these to line up mutually with the tooth profile half piece to which the top of each disk corresponds, as it turns, polymerizability wax like each 0.5g - 2g minute the material forms in the artificial gearwheel.

Example 3&lt;br /&gt; Multilayer gearwheel production&lt;br /&gt; Two each steel make mold half pieces among those have 14 tooth profile half pieces. While two steel make mold half pieces (each 37), lining up the tooth profile half which corresponds, making contact, laying out, the polymerizability wax way the sheet of the composite material (the 60), it lays out between the surfaces where two tooth profile half pieces are lined up. The polymerizability wax way following the composite material, to the procedure of example, 1B it forms. As for the tooth profile half piece which corresponds, as these are lined up mutually, polymerizability wax like each 0.3g minute the composite material forms in each ameloblast of the artificial gearwheel. One steel make mold half piece (it is not included) to remove, the further steel make mold half piece (the 37) at the position paralleling on the outside of those dies, in order to contact, it applies the ameloblast of the artificial gearwheel. Also the further steel make mold among those has 14 tooth profile half pieces. Following to the procedure of example, 1A polymerizability wax like the 60 which was formed it lays out the sheet of the composite material, between two mold half pieces. The polymerizability wax way the composite material, is pushed in into the cavity of tooth profile. With the tooth profile half piece which corresponds, polymerizability wax like each 1g minute the composite material (the 60) forms the computer of the artificial gearwheel respectively. In the cavity of the die adjusting the computer of one by one manufacture gearwheel to ameloblast, the artificial gearwheel which possesses the two-layer is formed.

Following 14 gearwheels which were formed, to the procedure of preparation, 3 light it makes harden by laying out on the formation denture floor of the material which it prepares Spectrum800 photo-curing unit (is sold from the dentsupuraiintanashiyonaru corporation and) from incidence can point light 60 seconds, after that Triad2000 photo-curing unit (from the dentsupuraiintanashiyonaru corporation it is sold) 10 minutes makes harden among them. In combination with the contact surface of the denture and the denture floor while polymerization, the denture which is unified is formed.

Example 4&lt;br /&gt; Continual multilayer gearwheel production&lt;br /&gt; Two each steel disks have 14 consecutive tooth profile half pieces on the outside of the cylindrical. In order two steel disks (each 37), while lining up the tooth profile half piece which corresponds, paralleling on the outside of those cylindrical, to make contact, it turns, the polymerizability wax way the sheet of the composite material (the 60), it supplies continually between the surface where two disks are lined up. The polymerizability wax way following the composite material, to the procedure of example, 1B it forms. These turning due to the tooth profile half piece which corresponds, as it is lined up mutually, polymerizability wax like each 0.3g minute the composite material forms in each ameloblast of the artificial gearwheel. Ameloblast of the artificial gearwheel it removes one steel disk which is not included, the further steel disk (the 37), the tooth profile half piece when turning paralleling on those die outside, in order to contact, it lays out in the position. The plate also the steel disk among those has 14 tooth profile half pieces. Following to the procedure of example, 1A polymerizability wax like the 60 which was formed it supplies the sheet of the composite material, continually between two disks. The polymerizability wax way the composite material, is pushed in into the cavity of tooth profile. With the tooth profile half piece which corresponds, polymerizability wax like each 1g minute the composite material (the 60) forms in each computer of the artificial gearwheel. In the cavity of the die adjusting the computer of one by one manufacture gearwheel to ameloblast, the artificial gearwheel which possesses the two-layer is formed.

Following 14 gearwheels which were formed, to the procedure of preparation, 4 it lays out on the formation denture floor of the material which it prepares in the Eclipse photo-curing unit which is sold from the dentsupuraiintanashiyonaru corporation 10 minutes, incidence light it makes harden by being able to point light. In combination with the contact surface of the gearwheel and the denture floor while polymerization, the denture which is unified is formed.

Example 5&lt;br /&gt; Multilayer crown&lt;br /&gt; Two each steel make mold half pieces among those have 14 crown die half pieces. Two steel make die half pieces (each 37), while lining up the crown die half piece which corresponds, making contact, it laid out, the polymerizability wax way the sheet of the composite material (the 60), it laid out between the surface where two mold half pieces are lined up. The polymerizability wax way following the composite material, to the procedure of example, 1B it forms. Because these are lined up mutually by the tooth profile half piece which corresponds, polymerizability wax like each 0.3g minute the composite material forms in each ameloblast of the crown. One steel make mold half piece (it is not included) to remove, the further steel make mold half piece (the 37) at the position paralleling on the outside of the mold, in order to contact, it applies the ameloblast of the crown. The plate also the steel make mold among those has 14 tooth profile half pieces. Following to the procedure of example, 1A polymerizability wax like the 60 which was formed it lays out the sheet of the composite material, between two mold half pieces. The polymerizability wax way the composite material, is pushed in into the cavity of the crown. With the crown mold half piece which corresponds, polymerizability wax like each 1g minute the composite material (the 60) forms in the computer of the respective crown. In the cavity of that mold adjusting the computer of each crown to ameloblast, the crown which possesses the two-layer is formed.

When using, heating the cartridge head of the crown, itself it makes soft. The crown, pushing on the gearwheel which prepares with the application of the disconnection and adhesive it lays out. It matches the surface of the gearwheel which prepares the softening part of the crown. The ameloblast part of the crown containment the form. The crown which next, is laid out, light is hardened.

This invention is stated very in detail in regard to the concrete execution configuration which has this invention, but when we should not consider that this invention is restricted to this kind of execution configuration, it can use this invention with other manner mind of this invention or the patent claim of attachment without deviating, we should understand.&lt;br /&gt;