14 results about "Dental forceps" patented technology

The invention relates to the technical field of medical apparatus and instruments, and discloses an adjustable decayed tooth extractor which comprises a mounting seat, a first hinge shaft is rotatably arranged on the mounting seat, two tooth extraction forceps are arranged on the first hinge shaft, a drug delivery mechanism is arranged on one tooth extraction forceps, and a liquid extraction mechanism is arranged on the other tooth extraction forceps; the dosing mechanism comprises a medicine storage groove, a piston, a first spring and a plurality of discharge ports, the medicine storage groove is formed in one of the dental forceps, the piston is slidably arranged in the medicine storage groove, the first spring is arranged in the dental forceps, one end of the first spring is connected with the dental forceps, the other end of the first spring is connected with the piston, and the discharge ports are formed in the dental forceps; and the plurality of discharge ports are communicated with the medicine storage tank. According to the adjustable tooth decay tooth extraction device, the position of the jaw can be fixed during tooth extraction, so that a doctor does not need to maintain the position with hands for a long time, one of the forceps parts is used for coating a wound with a hemostatic drug, and the other forceps part is used for sucking bloodstain.

The invention discloses minimally invasive painless dental forceps, and relates to the technical field of dental medical instruments, the minimally invasive painless dental forceps comprise two symmetrically arranged forceps bodies, each forceps body is composed of a forceps handle and a forceps head, the two forceps bodies are movably connected through a connecting shaft, each forceps body is provided with a minimally invasive painless assembly, the end part of each forceps head is provided with a minimally invasive clamping part, and the minimally invasive clamping parts are connected with the forceps handles. The arc-shaped minimally invasive clamping part is arranged at the end of the forceps head, teeth can be stably clamped, slippage and damage of the teeth in the clamping process are reduced, trauma to gingiva and surrounding tissue is reduced, minimally invasive operation is achieved, and due to the arrangement of a pressure sensor and a temperature sensor, the pressure sensor and the temperature sensor can be used for detecting whether the teeth are damaged or not. The clamping pressure and the temperature of the contact part can be monitored in real time and can be visually displayed through the display screen, a doctor can adjust operation in time according to monitoring data, extra pain and injury to a patient due to too large pressure or too high temperature are avoided, and the painless tooth extraction effect is achieved.

The utility model discloses a pair of multifunctional fishing line scissors, which comprises a first dental forceps, a second dental forceps and a nut connecting piece, the first dental forceps and the second dental forceps are connected through the nut connecting piece; in a natural state, the two ends of the first dental forceps and the second dental forceps are in a separated state; a through hole for hanging a fishhook is formed in the side edge of the top of the first dental forceps. Through the design of the through hole, the fishing line scissors can be used as a handle for fixing a fishhook to realize the operations of pulling a fishing line, arranging the fishing line and binding the fishing line; and meanwhile, the grooves with different depths are designed, so that the fixing ring on the common artificial bait on the market can be adjusted, and the operation is convenient. And the concave holding area and the anti-skid lines are designed according to actual use, so that use is more convenient and smoother.

The invention provides dental forceps with a depth limiting baffle, and relates to the technical field of medical instruments, the dental forceps comprise working assemblies and a depth control assembly, the two working assemblies intersect and are rotatably connected to form a rotating joint, and the rotating joint is connected with the depth control assembly; the depth control assembly at least comprises an adjusting knob and a limiting baffle connected with the adjusting knob, the height of the limiting baffle is adjusted through rotation of the adjusting knob, and the adjusting knob is connected to one side of the rotating joint. The working assembly comprises forceps beaks and handles, and the adjusting knob and the limiting baffle are both located between the two handles. An adjusting gear is connected to the end, close to the rotating joint, of the limiting baffle and movably connected with the adjusting knob. Limiting lugs are connected to the side portions of the rotating joints, and an adjusting gear is connected between the two limiting lugs. The problems that in the prior art, the dental forceps cannot effectively control the insertion depth of the forceps beak and are poor in universality are solved.

1. Name of the designed product: Titanium tongs sleeve (PREMIO Titanium). 2. Use of the designed product: for storing titanium tongs. 3. Design points of the designed product: in shape. 4. Picture or photo best indicating the design points: perspective view.

The pair of adjustable dental forceps comprises a first forceps body and a second forceps body, the middle positions of the first forceps body and the second forceps body are hinged, and the tail ends of the first forceps body and the second forceps body form an operating end; the pliers further comprise pliers heads, the pliers heads are installed at the head positions of the first pliers body and the second pliers body in a telescopic rotating mode, and each pliers head can be stretched relative to the pliers body or the working angle can be adjusted; and the spacing-adjustable contact head is arranged on the contact surface of the forceps head and the teeth, and the contact surface is adjusted according to the size of the teeth. According to the utility model, the clamping area of the forceps head can be adjusted according to the width of teeth, and the angle and extension length of the forceps head relative to the forceps body can be adjusted, so that the flexibility and efficiency of tooth extraction operation are obviously improved.

The utility model provides an oral cavity distraction device for oral cavity nursing. The oral cavity distraction device comprises an upper supporting block; the front face of the upper supporting block is rotationally connected with a first rotating rod, the right side of the first rotating rod is fixedly connected with a first rotating block, the first rotating block is rotationally connected with the upper supporting block, the bottom of the first rotating rod is slidably connected with a second rotating rod, and the back face of the second rotating rod is fixedly connected with a second rotating block. According to the oral cavity opening device for oral cavity nursing, a pull block is pulled rightwards through dental forceps, the pull block pulls a limiting block rightwards through a pull rod, at the moment, the limiting block drives a clamping block to move rightwards, when the clamping block moves out of a clamping groove, a second rotating rod can slide in a sliding groove, and at the moment, an upper supporting block and a lower supporting block can be closed; torsion force can be generated between the sleeve and the connecting rod through the elastic force of the torsion spring, and at the moment, the connecting rod and the sleeve can open the upper supporting block and the lower supporting block through the second connecting plate and the first connecting plate.

This utility model discloses a self-locking oral forceps, including a first clamping arm and a second clamping arm fixedly connected at their tail ends, with a self-locking assembly between the first and second clamping arms. The self-locking assembly includes a support rod, an adjusting roller, and a locking nut. The adjusting roller is fixedly installed in the middle of the support rod and coaxially arranged with it. The first and second clamping arms have interconnected support through holes and limiting strip holes. Both ends of the support rod pass through the support through holes and limiting strip holes in sequence, extending to the outside of the first and second clamping arms and connecting with the locking nut. The locking nut has a limiting block that matches the limiting strip hole. Both ends of the support rod are machined with external threads in opposite directions. The inner walls of the inner holes of a pair of fixing nuts are machined with internal threads that match the external threads at the corresponding ends of the support rods. The structure of the self-locking assembly of this utility model allows for flexible adjustment of the tightness of the clamped object, saving time and effort during operation.

This utility model discloses a non-slip tooth extraction forceps with a beak-like, gecko-foot-inspired design. The forceps includes a first and a second lever, rotatably connected by a pin. Both the first and second levers have reinforcing components at their working ends. These reinforcing components include a mounting platform, a bristle base platform, and a fiber surface strip. The mounting platform is fixed to the surface of the first and second levers. One end of the bristle base platform is connected to the mounting platform, and the other end is connected to the fiber surface strip, forming a multi-level biomimetic adhesion structure. This application combines a gecko foot structure with tooth extraction forceps. The multi-level bristle structure achieves high-strength dry adhesion through van der Waals forces, and the mechanical mechanism of "tangential force triggering normal adhesion" perfectly matches the "grip first, then pull" action sequence in tooth extraction, increasing friction at the beak-tooth interface, significantly reducing surgical time, solving the problem of easy slippage of the forceps during tooth extraction, and significantly improving operational efficiency.

The utility model belongs to the technical field of dental forceps, and particularly relates to an oral cavity dental forceps sleeve which comprises dental forceps, a forceps head is fixedly connected to the end of the dental forceps, a forceps sleeve is connected to the outer side of the forceps head in a sleeved mode, an installation opening is formed in the edge of the top face of the forceps sleeve, a fixing band is connected to the outer side of the top of the installation opening in a sleeved mode, and a limiting groove is formed in the top face of the forceps sleeve. A mounting groove is formed in the bottom surface of the clamp sleeve, a clamping sleeve is inserted into the inner side of the mounting groove, and the two ends of the clamping sleeve are located on the two sides of the clamp sleeve. Through the arrangement of the forceps sleeve, the clamping sleeve and the fixing band, the forceps sleeve is sleeved on the outer side of the forceps head of the dental forceps, and the forceps sleeve can be made of resin materials, so that the forceps head can be well protected, the forceps sleeves with various shapes can be prepared in advance, the forceps sleeves with different shapes can be selected according to the tooth extraction requirements of medical personnel, the convenience of a tooth extraction operation is improved, and the operation is convenient. And compared with the preparation of a plurality of dental forceps, the use cost is reduced, and the arrangement is convenient.

The device comprises a pair of protective sleeves and a buffer sleeve, the protective sleeves and the buffer sleeve are made of flexible materials, the protective sleeves and the buffer sleeve are fixedly connected through flexible connecting belts, openings are formed in the tops of the protective sleeves, and the protective sleeves and the buffer sleeve are fixedly connected through the flexible connecting belts. The pair of protective sleeves are respectively sleeved on the mouth of the dental forceps through openings in the tops of the protective sleeves, a clamping opening is formed in one side of the buffer sleeve, and the buffer sleeve is clamped between forceps handles of the dental forceps through the clamping opening; according to the dental forceps, the protective sleeve which is sleeved on the forceps mouth of the dental forceps and the buffer sleeve which is clamped between the forceps handles are arranged, so that the dental crown can be effectively prevented from being damaged when the dental crown is clamped by the dental forceps in the dental crown repairing process; the buffering sleeves clamped on the forceps handles play a role in pulling the protecting sleeves, and the situation that the protecting sleeves are not firmly connected in a sleeving mode and fall off when the dental crown is clamped is avoided.

The utility model relates to the technical field of dental forceps for the department of stomatology, and discloses a dental forceps for the department of stomatology, which comprises a first handle, a second handle is movably hinged to the outer surface of the first handle, and limiting rods are fixedly mounted on the side surfaces, close to each other, of the first handle and the second handle; arc-shaped grooves arranged at equal intervals are formed in the side faces, away from each other, of the two limiting rods, a fixing frame is jointly connected to the outer surfaces of the two limiting rods in a sliding mode, two U-shaped frames are fixedly installed on the inner wall of the fixing frame, and two extrusion springs are fixedly installed on the inner wall of each U-shaped frame; the end, away from the U-shaped frame, of each extrusion spring is fixedly provided with an arc-shaped insertion block, and the outer surfaces of the two arc-shaped insertion blocks are slidably connected with the inner walls of the two arc-shaped grooves correspondingly. The arc-shaped insertion block can be driven to move by extruding the spring, so that the arc-shaped insertion block can be inserted into the arc-shaped groove, the first handle and the second handle can be limited, and a doctor does not need to hold the handles continuously.

The utility model discloses dental forceps which comprise a forceps body, bent forceps tips are fixedly arranged at the front end of the forceps body, a silica gel soft sleeve with an opening at one end is sleeved on the forceps tips, through holes are arranged on the forceps tips, a through groove is arranged on one side of the silica gel soft sleeve, silica gel columns are fixedly arranged on the inner wall of the silica gel soft sleeve, and the silica gel columns penetrate through the through holes. The forceps are reasonable in structural design, the silica gel columns fixedly arranged on the inner walls of the silica gel soft sleeves penetrate through the through holes formed in the forceps tips, the silica gel soft sleeves and the forceps tips are reliably connected together, the through grooves corresponding to the through holes in position are formed in one sides of the silica gel soft sleeves, and therefore the forceps tips can smoothly penetrate into the silica gel soft sleeves conveniently, and the forceps tips can be prevented from being damaged. And the silica gel column body can be conveniently pulled out from the through hole by a hand, so that the silica gel soft sleeve is prevented from sliding off from the forceps tips, and the falling risk of the all-ceramic crown is reduced.

The manufacturing method comprises the following steps: constructing a to-be-scanned area of a to-be-extracted tooth, and obtaining a first three-dimensional model based on the to-be-scanned area; selecting the model of the dental forceps main body according to the tooth position of the to-be-extracted tooth, and obtaining a second three-dimensional model corresponding to the dental forceps main body; constructing a first forceps head clamping part completely matched with the to-be-extracted tooth at the position of the to-be-extracted tooth in the first three-dimensional model, and obtaining a third three-dimensional model corresponding to the first forceps head clamping part; carrying out three-dimensional model splicing on the second three-dimensional model and the third three-dimensional model, and smoothing the joints of the models to obtain a fourth three-dimensional model; and generating a second forceps head clamping part based on a preset entity generation technology and the fourth three-dimensional model, and obtaining the personalized dental forceps based on the second forceps head clamping part and the dental forceps main body. According to the invention, personalized customization of the dental forceps is realized according to different tooth forms, the tooth extraction reliability is improved, and the tissue injury risk is reduced.