32 results about "Rubber Dams" patented technology

According to the intelligent early warning system for safety management of the rubber dam, various safety problems occurring in operation management of the rubber dam can be detected in time and fed back to engineering management personnel in time, precaution is carried out in advance, early warning is sent to dangerous source audiences, and therefore casualties and property losses are avoided or reduced. Through informatization and intelligentization technologies, various dangerous sources possibly existing inside and outside a rubber dam project are all provided with sensors, video monitoring devices and image recognition devices, all-weather, all-directional and dead-corner-free monitoring is carried out, various dangers occurring in operation management of the rubber dam can be monitored and recognized, manual monitoring and recognition of the dangers are not needed, and the safety and reliability of the rubber dam are improved. The project management personnel do not need to carry out frequent project inspection, the project management efficiency is improved, manual passive defense is changed into intelligent active defense, and the project safety is guaranteed. The system is mainly composed of a monitoring module, an intelligent control and analysis module, an early warning module and a system management module, after the early warning system monitors and identifies dangers, the early warning system can feed back the dangers to project management personnel in time, early warning information is sent to dangerous source audiences, the rubber dam is intelligently controlled to be filled and collapsed, and intelligent power failure is achieved; therefore, casualties and property loss can be avoided or reduced.

The utility model belongs to the technical field of rubber dam cloth, specifically relates to a rubber dam cloth with clip, including rubber dam cloth body and rubber dam clip, the middle position of rubber dam cloth body is equipped with tooth placing gap for placing tooth, the part of rubber dam cloth body on the peripheral side of tooth placing gap is barrier cloth turn -up portion, two end parts of rubber dam clip are clip clamping parts, two clip clamping parts and barrier cloth turn -up portion fixed connection, the material of rubber dam clip and clip clamping part is plastic, stainless steel, nickel titanium alloy, silica gel, silicon rubber or synthetic resin, the fixed connection of clip contact block has in clip clamping part, and clip contact block and barrier cloth turn -up portion fixed connection. The utility model can reduce the gap between tooth and rubber dam cloth, reduce the phenomenon that medicine passes through gap and flows into the inside of mouth cavity.

The utility model discloses an implantation guide plate with a rubber barrier, which particularly relates to the field of dental implantation and comprises a positioning plate, rubber barrier cloth is arranged at the upper end of the positioning plate, a guide plate is arranged at the upper end of the rubber barrier cloth, a positioning groove is formed in the bottom end of the positioning plate, a clamping plate is arranged in the positioning groove, and a clamping groove is formed in the clamping plate. A positioning groove is formed in the upper end of the positioning plate, a positioning protrusion is arranged at the bottom end of the guide plate, a guide ring is fixedly arranged in the middle of the guide plate, and a guide ring in-place hole is formed in the upper end of the positioning plate. According to the utility model, the rubber barrier cloth is arranged between the positioning plate and the guide plate, can play roles in isolating moisture, isolating infection, clearing the visual field, pulling soft tissues and the like, can prevent cooling water, saliva or blood from influencing the operation of medical personnel during hole preparation, and can improve the visual field in the oral cavity and the success rate of the implant.

The utility model provides a desilting structure suitable for a water intake of a rubber dam, which comprises a sand flushing pump, a sand flushing main pipe is detachably mounted at the outlet end of the sand flushing pump, the tail end of the sand flushing main pipe extends to the bottom of the water intake, two branch pipes are fixed on the sand flushing main pipe in the water intake, and jet nozzles are fixedly mounted on the surfaces of the branch pipes at equal intervals. The bottom of the sand flushing main pipe is provided with a water filling pump installed in the water intake, the top of the sand flushing pump is provided with a chain block, and the top of the sand flushing pump is provided with a hook end connected with the chain block. And then sludge is discharged to the downstream through the water filling pump, the sludge is prevented from entering the rubber dam from the water intake, so that the operation reliability of the water filling pump is improved, the service life of the rubber dam is prolonged, and the convenience of device maintenance can be improved through the detachable lifting type sand flushing pump.

This invention relates to the field of water conservancy engineering technology, and particularly to a movable dam for water conservancy projects, comprising a rubber dam body; the rubber dam body consists of a laying section and an unfolding section; a plurality of rubber sheets are fixedly connected at equal intervals between the laying section and the unfolding section; a plurality of grooved plates are fixedly connected at equal intervals on the laying section of the rubber dam body; each grooved plate is located on the side of a rubber sheet; a insert plate is inserted into each grooved plate; a stop block is fixedly connected to each insert plate; each stop block is placed on the laying section. After the rubber dam body is laid out manually, the unfolding section located above the grooved plates is lifted manually, and then the insert plate connected to the stop block is inserted into the grooved plate. In this way, the unfolding section, supported by the stop block, is pushed upward to create a gap with the laying section; thus, when the water rises, the water will naturally enter between the laying section and the unfolding section, thereby allowing the water to smoothly support and unfold the unfolding section.

The application relates to the technical field of dental instruments, in particular to an intelligent bite pad integrated with an opening device and a rubber dam clamp, which comprises a rubber dam clamp, the rubber dam clamp comprises two clamping arms and an elastic arc bow, the two clamping arms are connected through the arc bow, a first bite part is arranged on one side of the clamping arms close to the arc bow, a connecting shell is fixedly arranged on the top of the first bite part, a connecting port is arranged on the side, away from the first bite part, of the connecting shell, a second bite part is movably arranged on the connecting shell, an adjusting assembly for adjusting the distance between the first bite part and the second bite part is arranged in the connecting port, and bite grooves are arranged on the sides, away from each other, of the first bite part and the second bite part. During oral treatment, the rubber dam cloth is used to separate the diseased tooth from other oral structures, the diseased tooth is isolated, the patient bites the first bite part and the second bite part, the oral cavity of the patient is supported, and the comfort of the patient is improved.

The utility model belongs to the technical field of rubber barrier clips, and particularly relates to a rear tooth rubber barrier clip stabilizing device. Comprising an elastic metal ring, the elastic metal ring is an open ring, rubber barrier clamping assemblies are fixedly arranged at the two ends of the elastic metal ring, and two stabilizing assemblies are arranged on the inner side of the elastic metal ring. According to the utility model, the stabilizing assembly is arranged to provide upward supporting force for the rubber barrier clamping assembly clamped on the rear teeth, so that the rubber barrier clamping assembly tends to be horizontal, and the rubber barrier clamping assembly in the horizontal state can prevent the rubber barrier clamping assembly from being inclined due to stress and colliding with the gingiva of a treated child; the problem that the tooth treatment progress is affected due to the fact that children feel painful due to the fact that the children do physical reactions when eating the teeth, and the physical reactions of the children not only affect doctors to observe the teeth needing to be treated of the children, but also enable the doctors not to treat the teeth through medical instruments is solved.

The utility model relates to the technical field of medical supplies, and discloses an oral cavity rubber barrier capable of absorbing water, which comprises a fixing frame, the bottom of the fixing frame is fixedly connected with a bottom layer rubber barrier, the bottom of the bottom layer rubber barrier is fixedly connected with a plurality of tooth position sleeves, the top of the fixing frame is fixedly connected with a top layer rubber barrier, and the top layer rubber barrier is fixedly connected with a plurality of tooth position sleeves. A plurality of flow guide holes are formed in the top of the top-layer rubber barrier, a drainage tube is fixedly connected to the interior of the bottom-layer rubber barrier, and a drooping suction tube is fixedly connected to the exterior of the drainage tube. According to the utility model, through the matching of the double-layer rubber barriers and the use of the flow guide holes, liquid contained in the oral cavity can be conveniently sucked out through the drainage tube during use, the drying degree and the operation visual field in the oral cavity treatment process are improved through the design, and the discomfort of a patient in the treatment process is reduced; the safety and the efficiency of dental treatment can be improved, and a doctor can be ensured to operate in a clear and comfortable environment.

The utility model discloses a rubber barrier turning device, which belongs to the technical field of medical instruments and comprises a handheld rod, the handheld rod comprises a turning end and a bent barrier turning end, the barrier turning end is provided with arc-shaped heads with gradually reduced thickness, the arc-shaped heads are arranged in a cross shape, and the central normal of the cross shape coincides with the central axis of the barrier turning end. One straight line in the cross shape is coplanar with the axis of the handheld rod, the inner arc face of the arc-shaped head is opposite to the handheld rod, and the turnover end is provided with a flat head with the thickness gradually reduced. The arc-shaped heads are arranged in a cross-shaped mode, so that barrier turning which is arranged in four directions and can give consideration to a wing method, a bow method and a rubber barrier clamp priority method is formed, the application range is wide, the flat head can effectively turn the edge of a rubber barrier into a gingival sulcus, the problem that a probe is prone to stabbing a patient can be avoided, and the operation is simple and convenient. In addition, the barrier turning and folding actions can be completed by using the rubber barrier turning device, so that the complexity caused by instrument replacement is avoided, the treatment time is saved, and the treatment efficiency is improved.

The invention relates to the technical field of dental appliances, in particular to a gum retraction and protection device combined with a rubber barrier, which comprises a support component, extension devices are fixedly mounted on two sides of the support component, contact devices are fixedly mounted at the side ends of the extension devices away from the support component, and each contact device comprises a guide sliding sleeve, a support wing plate and a limiting plate. The supporting wing plates are fixedly installed at the bottoms of the two ends of the guiding sliding sleeve, the limiting plate is rotatably installed between the two supporting wing plates, the extending device comprises a positioning inserting plate, positioning vertical rods and an extending support, the positioning vertical rods are symmetrically and fixedly installed at the top of the extending support, and the positioning inserting plate is slidably connected to the outer rings of the positioning vertical rods in a sleeving mode; the supporting component comprises an auxiliary device, a positioning device and a limiting device. The auxiliary device and the positioning device are slidably inserted into the two ends of the interior of the limiting device. Through the arrangement of the contact device, the extension device and the supporting component, the purpose of integrating the multifunctional limiting function and the quick release function when the rubber barrier clip for gingival retraction is used is achieved.

The utility model discloses a hydrophobic and breathable rubber barrier for oral medicine, and belongs to the technical field of oral medical assistance. In order to solve the problem that a user cannot breathe smoothly due to the airtight characteristic of a rubber barrier, the rubber barrier comprises a rubber barrier perforated plate and rubber barrier cloth, the rubber barrier cloth comprises at least one hydrophobic breathable area, the hydrophobic breathable area is made of an elastic synthetic fiber material, a latex material structure is arranged on the periphery of the hydrophobic breathable area, and the latex material structure corresponds to the position of a punching point area of the rubber barrier punching plate; the hydrophobic breathable area and the latex material structure are fixed through a binder; and the elastic modulus of the elastic synthetic fiber material is lower than that of the latex material. The oral cavity treatment device is used for oral cavity treatment.

The invention relates to the technical field of medical instruments, in particular to a supporting device for oral cavity root canal therapy, which comprises two tooth clamping pieces and an oral cavity rubber barrier, the inner ends of the two tooth clamping pieces are hinged, an angle limiting piece is arranged between the two strip-shaped tooth clamping pieces, one side of the oral cavity rubber barrier is clamped with the two strip-shaped tooth clamping pieces, and the other side of the oral cavity rubber barrier is clamped with the two strip-shaped tooth clamping pieces. A tooth groove hole group is formed in the other side of the oral cavity rubber barrier, a micro LED lamp is arranged on the tooth clamping piece, and a flexible sensor is arranged on the oral cavity rubber barrier. The oral cavity rubber barrier, the micro LED lamp, the tooth clamping piece and the flexible sensor are highly integrated, the rubber barrier can be stably installed in the oral cavity of a patient through the angle limiting piece, the oral cavity of the patient can be stably supported, operation flushing waste liquid and saliva in the oral cavity can be discharged in time during treatment, operation of medical staff is facilitated, and the operation efficiency is improved. A light source can be provided for an irradiation operation area, the compression force on the mucous membrane of a patient is monitored, the operation convenience and the patient experience are greatly improved, and wide clinical application prospects are achieved.

The invention discloses a fishway structure, and relates to the technical field of fishways, the fishway structure comprises a fishway and a connecting structure, the fishway is detachably connected with a side pier, an upstream vertical quay wall and a downstream vertical quay wall of a rubber dam through the connecting structure, and the fishway is a partition plate vertical seam type fishway. The invention aims to provide the fishway structure, the fishway structure can be mounted at positions such as a rubber dam without a fishway, and the problem of fish migration is solved.

The utility model relates to the technical field of root canal treatment moisture insulation devices, in particular to a portable root canal treatment moisture insulation device for the department of stomatology, which comprises a rubber barrier and a support, the support is arranged on the surface of the rubber barrier, the cambered surface of the support is fixedly connected with a supporting column, the side surface of the support is provided with a connecting assembly, and the connecting assembly comprises a rotating shaft. A mounting cavity is formed in the side surface of the support, the rotating shaft is rotationally connected with the inner wall of the mounting cavity, a U-shaped frame is fixedly connected to the cambered surface of the rotating shaft, a connecting sleeve is fixedly connected to the end, away from the support, of the U-shaped frame, a clamping pin is slidably connected to the inner wall of the connecting sleeve, and a limiting spring is fixedly connected to the end, away from the support, of the clamping pin. According to the utility model, through the arrangement of the connecting assembly, the bracket of the moisture insulation device can be folded, so that the problems of large occupied storage space and inconvenience in carrying caused by the integrated design of the bracket are reduced, and the portability of the moisture insulation device is further improved.

1. The name of the design product: rubber dam. 2. The use of the design product: used in the process of dental treatment to isolate the teeth needing treatment, providing a clean operating environment for the doctor without contamination of saliva, blood, gingival crevicular fluid and other body fluids. 3. The design points of the design product: the combination of shape and pattern. 4. The picture or photo that best indicates the design points: perspective view 1.

The present application provides a rubber dam composite material with excellent air tightness and long service life, which is prepared from the following raw materials: 100 parts of raw rubber, 40-100 parts of reinforcing filler, 2-15 parts of activator, 4-30 parts of plasticizer, 0-10 parts of magnesium oxide, 1.0-10.0 parts of accelerator, 0.5-10 parts of vulcanizing agent and 0.5-10 parts of adhesive; the raw rubber comprises butyl rubber and a second rubber component in a mass ratio of (10-90):(10-90), the second rubber component is ethylene-propylene-diene rubber and / or natural rubber; and the adhesive is selected from tackifying resin and modified phenolic resin. The rubber dam composite material has excellent aging resistance and ultraviolet resistance, and excellent adhesion between different rubber layers (or with polyester or nylon impregnated sailcloth) due to the combined action of the above-mentioned specific types and amounts of raw materials.

The invention provides a rubber dam water filling and draining facility, and relates to the technical field of rubber dam engineering.The rubber dam water filling and draining facility comprises a rubber dam, two sets of mounting plates are arranged at the centers of the two ends of the inner side wall of the rubber dam, two sets of water filling pipes are connected to one side wall of the rubber dam, and threaded covers are in threaded connection with the outer side walls of the water filling pipes; the device further comprises a supporting mechanism, the supporting mechanism comprises middle pipes, the side walls of the two sets of mounting plates are each connected with a set of middle pipes, multiple sets of communicating pipes are further arranged on the side walls of the two sets of mounting plates, each set of communicating pipes communicate with the corresponding middle pipes through the mounting plates, and a middle cylinder is connected between the communicating pipes on the two sides. Sliding plates are slidably connected to the two ends in the middle cylinder, the side walls of the sliding plates are connected with compressed springs, the other ends of the compressed springs are fixedly connected with the inner side wall of the middle cylinder, and a water storage cavity is formed between the other side walls of the sliding plates and the inner side wall of the middle cylinder. The problem that a traditional water filling type rubber dam is impacted by water flow to generate large-amplitude deformation and shaking is effectively solved, and the impact resistance and the operation stability of the rubber dam are improved.

This invention provides a premixed gap sealant composition for rubber dams, its preparation method, and its application. The composition comprises the following components: component a: a water-absorbing and swelling material; component b: a hydrophobic liquid carrier; and component c: a thickener. Components a and c account for 41%-72% of the total mass of the composition, and component b accounts for 28%-59% of the total mass of the composition. The hydrophobic liquid carrier includes one or more of dimethyl silicone oil, eugenol, dimethylsiloxane, polymethylsiloxane, silicone oil, and vegetable oil. This invention also provides a method for preparing the above composition and its application in the preparation of hydrophobic and water-resistant sealants. This composition effectively seals gaps around rubber dams and is resistant to liquid rinsing without leakage.

The utility model discloses a filling mould for anterior tooth clearance, which relates to the technical field of dentistry, and comprises a pre-molding forming piece, a color display end, a neck edge end and a reinforcing structure, the color display end is arranged at the bottom of the pre-molding forming piece, the neck edge end is arranged at the top end of the pre-molding forming piece in a front-back height difference structure, and the reinforcing structure is arranged at the bottom of the pre-molding forming piece. The neck edge end is suitable for a patient with the anterior tooth palate side gum lower than the labial side gum for use, and the reinforcing structure is installed at the neck edge end. Through the arrangement mode that the lip side gingival end, the palatal side gingival end and the reinforcing structure are matched, the palatal side gingival end is deepened and lengthened, and after the palatal side gingival end is properly lengthened and deepened, the filling mold can be better attached to palatal side defective teeth, and through the arrangement of the reinforcing structure at the gingival end, the palatal side defective teeth can be better filled. The reinforcing structure is convenient for the rubber barrier to be matched with the dental floss for use, so that the effects of fixing and sealing the pre-molded forming sheet are achieved, the phenomenon of resin leakage is reduced, the forming sheet does not need to be manually trimmed, and the filling efficiency is improved.

The present application relates to the technical field of medical devices, and particularly relates to a rubber dam puncher. The puncher body of the present application comprises a fixing mechanism and a moving mechanism, the fixing mechanism and the moving mechanism can move relative to each other, the fixing mechanism comprises a fixing part and a stamping part located at the front end of the fixing part, the stamping part comprises a stamping rod, the stamping rod is a multi-stage stepped rod, the moving mechanism comprises a moving part and a receiving part located inside the moving part, the receiving part comprises a plurality of receiving sleeves, the plurality of receiving sleeves are sequentially sleeved, and the stamping rod and the receiving sleeves are correspondingly arranged; the receiving sleeves can be compressed into the receiving part under the action of the stamping rod, so as to punch the rubber dam covering the surface of the moving mechanism. The rubber dam is sheared by the stamping rod end, and the stamping rod with different diameters is matched with the telescopic receiving sleeve to complete the shearing along with the movement of the moving mechanism, so that the same puncher can quickly complete the punching of holes with different diameters, and the technical effect of ensuring the smooth boundary of the hole is achieved.

The device comprises a dam foundation, the rubber dam is arranged in the dam foundation, a water pump is installed at the top of the dam foundation, a connecting pipe is connected between the water pump and a water collecting tank, and a controller is fixedly connected to the top of a fixing plate. Condensate water in the rubber dam is discharged into a water collecting tank through a plurality of discharging pipes, so that the condensate water in the rubber dam is collected through the water collecting tank, a floating plate is limited through two limiting rods, the floating plate moves stably and ascends along with rising of the water surface, and the floating plate moves upwards to drive a sliding rod, a sliding plate and a trigger rod to move upwards; when the water level is too high, the trigger rod makes contact with the first trigger switch along with floating of the sliding plate, at the moment, the controller controls the water pump to work to be matched with the effect of the connecting pipe to pump out condensate water in the water collecting tank after detecting a signal, manual operation is not needed, the working efficiency is improved, and the labor intensity of workers is reduced.

The invention relates to the technical field of hydraulic engineering, in particular to a movable dam for hydraulic engineering, which comprises a rubber dam body, the rubber dam body is composed of a laying part and an unfolding part. A plurality of rubber sheets I are fixedly connected between the laying part and the unfolding part at equal intervals; a plurality of grooved plates are fixedly connected to the laying part of the rubber dam body at equal intervals; each grooved plate is located on the side edge of the corresponding first rubber sheet. An insertion plate is inserted into each grooved plate; a stop block is fixedly connected to each insertion plate; and each stop block is placed on the laying part. After the rubber dam body is laid manually, the unfolding part located above the grooved plate is lifted manually, then the insertion plate connected with the check block is inserted into the grooved plate, and therefore the unfolding part is jacked upwards under the supporting effect of the check block to form a gap with the laying part; therefore, when water swells, the water naturally enters the space between the laying part and the unfolding part, so that the unfolding part is smoothly supported and unfolded by the water.

The rubber dam with the self-cleaning function comprises a rubber dam bag, a water injection bag, an installation plate and a cleaning component, the water injection bag is fixedly installed on the rubber dam bag, the bottom of the rubber dam bag is fixedly installed on the installation plate, and the cleaning component is fixedly installed on the rubber dam bag. Water fluid flows out of a flowing cylinder, water drives a vortex impeller to rotate, the vortex impeller rotates to drive a first bevel gear set to rotate, the first bevel gear set rotates to drive a second bevel gear set to rotate, the second bevel gear set rotates to drive a one-way transmission set to rotate, and the one-way transmission set rotates to drive a threaded rod to rotate. The sliding seat moves along the threaded rod, the sliding seat moves to drive the cleaning scraper to move along the outer surface of the rubber dam bag to clean the outer surface of the rubber dam bag, the sliding seat moves reversely, the valve plate flowing cylinder is blocked by the valve plate, the other flowing cylinder is opened, and the sliding seat moves reversely to be reset.

The utility model provides a department of stomatology rubber barrier, including rubber barrier support, rubber barrier body, rubber barrier clip and saliva pump switch, rubber barrier body is fixed on the upper surface of rubber barrier support, rubber barrier clip is movably arranged on rubber barrier body, saliva pump switch is movably arranged on rubber barrier body, the saliva pump switch is fixed on the rubber barrier support, rubber barrier clip is movably arranged on rubber barrier body, and the saliva pump switch is movably arranged on rubber barrier body. The saliva suction switch is suitable for being turned on or turned off, and in the turned-on state, saliva suction operation is conducted through the saliva suction switch; the rubber barrier for the department of stomatology is exquisite in design, easy to operate and capable of improving operation efficiency and comfort of a patient.

The invention discloses a rubber barrier saliva suction tube mounting device, a using method thereof and a saliva suction tube. The rubber barrier saliva suction tube mounting device comprises a base mounted on a rubber barrier support and a support rotationally mounted on the base, and the saliva suction tube is detachably mounted on the support. According to the rubber barrier saliva suction tube installation device, the saliva suction tube can be directly placed at the saliva suction position in the oral cavity to suck saliva, medical staff do not need to take up the saliva suction tube from the outside of the oral cavity to enter the oral cavity to suck saliva all the time, the two hands of the medical staff are liberated, the labor cost can be greatly saved, and the rubber barrier saliva suction tube installation device can better serve oral clinical diagnosis and treatment activities.

The utility model provides a rubber barrier support, which relates to the technical field of oral instruments and comprises a support body, spurs are arranged on the support body, arc-shaped positions are arranged at corners of the support body, arc-shaped buffer portions are arranged at two ends of the support body, and a notch convenient to operate is arranged on the support body. According to different operation tooth positions, positions where the saliva suction pipe extends into the oral cavity to suck saliva and flushing fluid possibly leaking into the oral cavity can be reserved while the operation and isolation conditions of an upper-barrier tooth body are not influenced, so that the comfort level of a patient after the upper-barrier tooth body is obviously improved, and the safety of the patient is improved. The possibility that flushing fluid accidentally flows into oral cavity, throat and other complications of a patient is reduced, adverse reactions are handled in time, and the probability of medical negligence and doctor-patient contradiction is reduced.