464results about How to "Improve the effect of treatment" patented technology

The invention discloses a road base reinforcing high-polymer loading and grouting method. Aiming at semi-rigid road surface with an incompact base, and flexible base road surface, additional load is applied to the road surface by a loading device, an expansive force of the reacted high-polymer material is prevented from supporting the road surface; and by injecting the high-polymer material into the base, the volume of the reacted material rapidly expands, and the incompact base is solidified so as to fulfill the aim of reinforcing the base. The method has the characteristics of good treatment effect, rapid construction, no curing need, high pertinence, high controllability, fund conservation and the like; and compared with the conventional maintenance method, the method is obviously innovative in technical principle, construction method and other aspects. The unique road base reinforcing method can save a lot of funds and construction period, avoids bad social impact due to long-term traffic closure, and contributes to protecting environment and saving resources.

The invention relates to a manufacturing method of a bracketless invisible appliance. The manufacturing method comprises the following steps: obtaining the oral data of a patient and establishing a three-dimensional model for an oral cavity of the patient according to the oral data, wherein the three-dimensional model comprises tooth data and gum data; designing a correction scheme, adjusting the position of a tooth to be corrected to a target correction position and obtaining a dental model; generating a cutting line on the dental model; forming the three-dimensional dental model into an entity dental model in a quick forming mode or a 3D printing mode and covering a diaphragm on the entity dental model in a vacuum diaphragm pressing way; cutting the entity dental model coated with the diaphragm by taking the cutting line of the three-dimensional dental model as a cutting path and demolding the diaphragm after the completion of cutting so as to form the appliance. The bracketless invisible appliance is obtained by the manufacturing method. The bracketless invisible appliance and the manufacturing method thereof have the advantages of high processing efficiency, large bearing capacity and difficulty in breakage.

The present invention provides a tooth correctional system suitable for mixed dentition and a manufacturing method of the tooth correctional system, wherein the method comprises the following steps: building an original dentition digital model representing the original tooth state which includes at least one embedded tooth; acquiring a corresponding eruption tooth standard model for each embedded tooth in the original tooth state to obtain a mixed dentition digital model; producing a series of target dentition digital models according to the mixed dentition digital model; and manufacturing a tooth correctional device according to the produced series of target dentition digital models. The tooth correctional system can be used for correction of teeth of patients of any ages, and is especially suitable for dental transitional period adolescent patients simultaneously with deciduous teeth and permanent teeth.

The invention discloses a structure and method for treating severe disengagement, cracking and other defects of a tunnel lining. According to the method, original defective secondary lining concrete is chiseled away, and an inverted trapezoidal groove with the inside being wide and the outside being narrow is formed; steel bars are embedded in the middle of the groove in the annular direction and the longitudinal direction, and meanwhile, the steel bars and the original concrete are anchored integrally; self-propelled hollow grouting anchor rods are drilled in the groove area and surrounding the groove at the same time, and the outer side and the inner side, close to the secondary lining, of each anchor rod are wrapped with two water-swelling rubber water stop strips; and after a formwork is erected on the outer surface of the secondary lining, micro-expansion concrete is poured into the groove and is tightly connected with an original primary support and the secondary lining, so that a new lining structure is formed, the outer surface area of the micro-expansion concrete extends around till reaching the design thickness of the secondary lining and then extends again by 80-100 cm within which steel belts are hung for anchorage. The structure and method can effectively treat the defects of severe cracking and disengagement of the lining, the structure stability is good, the mechanical property is high, the problem that the defects occur again in the later period is avoided, the treatment method is high in operability, safe and reliable, and great economic benefits are achieved.

The invention relates to a three-layer co-extruded composite film specially used for invisible correction and a preparation method of the composite film. The composite film is divided into three layers from material components, wherein a first layer is a surface layer A and is a rigid transparent thermoplastic polyurethane (TPU) layer with a Shore hardness of 60D-90D, a second layer is a middle layer B and is a transparent polycarbonate (PC) layer, and a third layer is an inner layer C and is a flexible transparent thermoplastic polyurethane (TPU) layer with a Shore hardness of 55A-55D; and the total thickness of the three-layer co-extruded composite film is 0.15-2.0 mm, wherein the thickness of the surface layer A is 0.05-0.5 mm, the thickness of the middle layer B is 0.05-1.0 mm, and thethickness of the inner layer C is 0.05-0.5 mm. The method provided by the invention adopts the three-layer co-extrusion technology, and the prepared film specially used for the invisible correction has a high comfort degree, good transparency, high strength and a good correcting effect.

The invention relates to a goaf slip casting treatment method of a road, which comprises the following steps of: 1, determining a position of a slip casting hole; 2, drilling and running a casting; 3, pouring an orifice pipe; 4, mixing slurry; 5, slip-casting; and 6, stopping slip-casting. The slip casting treatment method is suitable for a goaf collapse region where overlying strata seriously collapse and slide or are understable or instable after being subjected to stability evaluation after an ore bed is explored.

The invention relates to the field of harmless fly ash treating, and provides a method and system for treating fly ash in a manner combining mechanochemistry and washing, with characteristics of high efficiency, low cost and zero harm. The system comprises a feed bin, a horizontal roller type ball mill, a stirring kettle and a plate-and-frame filter press, wherein the bottom of the feed bin is connected to a feed opening of the horizontal roller type ball mill; stainless steel milling balls are placed in a closed barrel body of the horizontal roller type ball mill; two ends of a discharge pipeline are connected to the bottom of the horizontal roller type ball mill and the upper part of the stirring kettle respectively; the upper part of the stirring kettle is connected with a water inlet pipeline, and the bottom of the stirring kettle is connected to the plate-and-frame filter press. According to the method and the system which are disclosed by the invention, the heavy metal solidification, the dioxin degradation and the chlorine removal of the fly ash can be realized at the same time in high efficiency, the treated fly ash is thoroughly harmless and has conditions of resource utilization, and the heavy metal solidification rate of the treated fly ash is more than 70%; an additive is not additionally added, so that the treating cost is low; the technological process is simple, the reaction conditions are mild, the treating process is environment friendly, and harmful by-products are not generated; the equipment investing cost and the operating cost are low, the treating effects are significant, and the technological process is simple to realize.

The invention discloses a compound long-lasting iron fertilizer which comprises the following components and weight contents: 30-65 backup organic fertilizer, 25-60 backup acid aging and 8-30 backup micro element fertilizer; the organic fertilizer is the manure after enzyme treatment and animal and plant remain; the acid aging is sulfur and furfural sludge / lemon acid sludge; the micro element fertilizer is one or above tow of ferric sulfate, zinc sulfate or epsomite. It also discloses a method for making the compound long-lasting iron fertilizer and the purpose.

The invention discloses high polymer grouting technology for treating a tunnel void and a construction method thereof. The technology comprises the following steps of: detecting the tunnel void on the basis of a ground penetrating radar (GPR) or a falling weight deflectometer (FWD); and injecting a high polymer material to a void part according to the condition of the tunnel void, wherein after the material reacts, the volume is expanded quickly and the material is cured to quickly fill the void. The technology has the characteristics of good treatment effect, quick construction, no requirement on curing, obvious target, high controllability, cost conservation and the like. Compared with the traditional tunnel void treating method, the technology is innovative obviously in the aspects of technical principle and construction method and develops a new, quick, economical and practical way for maintaining a tunnel and enabling the tunnel to be durable.

The invention provides an invisible appliance which comprises a single-jaw appliance and/or a double-jaw appliance. The single-jaw appliance comprises a maxillary tooth socket and a functional auxiliary part, and the double-jaw appliance comprises a double-jaw tooth socket and a functional auxiliary part. The double-jaw tooth socket comprises an upper jaw tooth socket, a lower jaw tooth socket anda connecting occlusal plate, the functional auxiliary part is selected from at least one of a palatal side plate, a lingual guide wing, an anterior tooth occlusion opening assembly and an extraoral traction assembly, and the anterior tooth occlusion opening assembly comprises a gingival margin bulge and a stress application pad; the extraoral traction assembly comprises an outer side tube and anextra-oral traction bow, and all parts are made of transparent or semi-transparent materials, so that the appliance is invisible. The appliance has a wide clinical application range, is suitable for malocclusion deformity of bone surface type II malocclusion and mild type III and can provide an efficient correction force system in the three-dimensional direction and especially greatly improve thecorrection efficiency in the vertical direction.

A health-care tea for taking care of the health of skin and body and beautifying face is prepared through washing fruit and vegetable, squeezing to obtain juice, wrapping the Chinese-medicinal materials, decocting them in said juice, spraying the decoction onto tea, and drying.

The invention relates to a method for implanting and locating a micro planting nail for orthodontics. The method comprises the steps that an oral cavity to be implanted with the micro planting nail is subjected to CBCT (Cone Beam Computed Tomography); a three-dimensional reconstruction for an oral cavity structure is performed; a three-dimensional entity image model is formed; a micro planting nail model is imported into a computer; a preset planting position for the micro planting nail is determined; an occlusal plane plate is put in a mouth of a patient; a horizontal movable unit is arranged on the occlusal plane plate; a lifting and rotation unit connected with a planting gun guide tube is arranged on the movable unit; a vertical distance between the planting gun guide tube and the occlusal plane plate and a planting direction of the micro planting nail are determined; and a planting gun is finally connected with the planting gun guide tube for planting operation. The method has the benefits that the implantation precision of the micro planting nail can be improved effectively; an implantation falling-off rate of the micro planting nail is reduced; a good correction effect is achieved; the pain and the hospitalization cost of a patient can be relieved and reduced; and the clinical working time of a doctor is saved.

The invention relates to a novel light-emitting diode (LED) phototherapy health-care device. The novel LED phototherapy health-care device comprises a shell, a central control module, a keystroke module and a display module, wherein the central control module is installed inside the shell and is connected with the keystroke module and the display module, both of which are embedded on the shell; the central control module is connected with a controlled terminal of a power supply control module; an input terminal of the power supply control module is connected with mains supply; an output end of the power supply control module is connected with multiple sockets embedded on the shell; and a plug inserted in each socket is connected with an LED module embedded on a substrate through cables. In the novel LED phototherapy health-care device provided by the invention, a host is connected with multiple LED modules on the substrate, so that the single treatment function of the conventional equipment is solved; and the novel LED phototherapy health-care device can be used for the treatment of multiple diseases and different treatment stages of one disease, has good integral treatment effect, and is multifunctional medical treatment and prevention health-care equipment used clinically in hospitals and households in communities.

The invention provides a portable automatic extra-thoracic compression device, and belongs to the technical field of medical equipment. According to the technical scheme, the portable automatic extra-thoracic compression device comprises a machine body, a fixing baseboard is arranged on the lower side of the machine body, extension-type baseboards are arranged on two sides of the fixing baseboard, baseboard extension locking buckles are arranged in the connected positions between the extension-type baseboards and the fixing baseboard, and a folding connecting frame are arranged on the left side of the extension-type baseboards. The device has the advantages that the structure is simple, carrying and usage are convenient, an extra-thoracic compression rescue can be conducted on a patient in various environments, positioning and a compression position are accurate, manual operation is not needed, the working difficulty of medical personnel is reduced, and the rescuing effect is effectively improved.

The invention discloses an optimization method of an invisible dental appliance. The optimization scheme of the invisible dental appliance is reasonable; modelling is indirectly performed through simulating the tooth moving process by finite element software, so that a continuous invisible appliance model which conforms to the actual shape is established, and the continuous invisible appliance model is accurately assembled in a dental model; the integrated effect of an invisible correcting technology to dentition can be researched, and the optimization scheme is applied based on set constraintconditions and a nonlinear finite element analysis method, so that the simulation authenticity of the invisible appliance model is guaranteed; the stressing situation of periodontium and the invisible appliance is analyzed and optimized, the correcting force exerting region is controlled, the stress distribution of anchorage teeth is reduced, counter-acting force is dispersed through balancing force acting on the appliance, the mechanical anchorage consumption is educed, optimal correcting force is exerted, the reconstruction of the periodontium is effectively promoted, ideal moving of the teeth is produced, and the best correcting effect is achieved.