52 results about "Abutment Screw" patented technology

A biofunctional dental implant wherein a crown portion is connected to a root portion without the use of the conventional short screws, or the like. A flexible abutment projects upwardly from the root portion, and the crown portion is positioned in surrounding engagement with the flexible abutment. A threaded abutment post is advanced through the flexible abutment and into receipt by the root portion. The advancement of the abutment post through the flexible abutment generates an outward pushing force for causing a plurality of flexible splines of the abutment to bend outwardly and into engagement with an elastomeric cap of the crown portion for holding the crown portion atop the root portion. In one preferred embodiment, a replacement crown portion is detachably connected to an existing root portion by way of a removable abutment screw so as to enable a broken or worn crown portion to be removed and replaced without the need for a new surgery.

An implant comprising two internal anti-rotational features. One anti-rotational feature is adapted to engage a driving tool, while the other anti-rotational feature is adapted to engage an abutment. An implant abutment system is provided with an angled abutment adapted to mate with one of the anti-rotational features. A second, straight abutment is adapted to engage with the other anti-rotational feature. An abutment is provided with resilient fingers to interface with the implant and provide tactile and audible feedback indicating when the abutment is properly seated. An abutment screw extends through the abutment and engages the implant bore distal of the stem of the abutment. The abutment screw limits axial movement of the abutment relative to the implant. A driving tool comprising one of at least retention structure and visual alignment indicia is provided to facilitate screwing the implant into a patient's bone.

A dental retaining screw used to secure dental components, such as abutments, copings, and prosthesis to dental implants. The screw has a body formed from titanium and a spring-washer formed from gold. The spring-washer is adapted to prevent the screw from loosening or losing preload once tightened to the implant. The spring-washer includes an annular body with a plurality of flexible legs extending from the annular body; the legs prevent the screw from coming loose during shipping or while attached to an abutment.

Various embodiments for a spacer element that may be used in a dental implant assembly are described. In one example, the spacer element has a single aperture therethrough. Further, the single aperture includes an implant screw access bore and an offset abutment screw bore, longitudinal axes of which intersect within the single aperture.

A system for tooth implantation having an implant part to be set into the jawbone, and an abutment part to which a tooth restoration is attached. The abutment part is screwed onto the implant part by an abutment screw, and a locking screw is disposed to lock the abutment screw to secure the abument part to the implant part to prevent loosening of the abutment. The threading interface between the lock screw and an abutment channel is matched in spiral direction but mismatched in thread timing with an interface between said abutment screw and an implant channel, thereby generating radial and axial locking forces.

When the steering member is mounted on the frame, play is eliminated, left-handed bolt thrust is stabilized, and component costs are reduced. A right-handed bolt (4) with a locking mechanism (7) that utilizes metal contact is provided on the threaded portion, a left-handed left-handed bolt (5) that has an internal thread that cooperates with the aforementioned bolt on the inner diameter portion, and the aforementioned left-handed bolt. The fixed nut (6) with the left thread or the part (14) processed by the internal thread is composed of these three parts. Utilize the locking mechanism of the bolts to narrow the space between the inner plate (2b) and the top surface of the head of the left-handed bolts and abut against the left-handed bolts to eliminate the gap between the vehicle frame and the steering member bracket (1a). And when performing installation work, the bolt is screwed into the left-handed bolt, and the bolt bearing surface is located on the outer plate (2a) to generate fastening force. The tightening force is transmitted through the left-handed bolt to install the steering member. Also can not use welding nut, and the internal thread that cooperates left-handed bolt is set on steering member bracket.

An abutment clip for use in a dental implant system for orienting an abutment relative to features on a patient's teeth and jawbone so that a prosthesis, which is attachable to the abutment, will be correctly oriented. The abutment clip comprises a housing that includes a chamber sized to receive the abutment therein. The housing has at least one position indicator provided at one end thereof. The dentist engages the abutment clip over the abutment when it is still attached to a manufacturer's plaster model. He notes the position of the indicator on the housing in reference to features on the model and then detaches the abutment clip, abutment and abutment screw as a unit from the model. The combined abutment clip, abutment and screw are then positioned on an implant post in the patient's jaw bone and the position indicator is used to verify the orientation of the abutment before it is secured to the implant post.

At least one embodiment of the present invention relates to a dental implant for supporting a coronal component. In at least one embodiment, the implant includes a fixture part forming an apical bone contact part of the implant, an abutment part forming a coronal component support part of the implant, and an abutment screw, wherein said abutment part is arranged to, in an assembled state of said dental implant, be fixed to the fixture part by the abutment screw, and wherein a coronal end portion of the abutment screw is arranged to, in the assembled state, be positioned coronally of a coronal end portion of the abutment part. At least one embodiment of the present invention also relates to abutment structures and methods for implanting a dental implant.

An improved terminal for automatic circuit breakers, is formed by a metal strip which is blanked and bent so as to form a parallelepipedal body, with which an abutment screw is associated, the body is constituted by two side walls, an upper surface, and a lower surface; the lower surface is constituted by the ends of the plate which are mutually joined by two joining points.

The invention relates to a cleaning device, in particular to a cleaning device for glass. The technical problem to be solved by the present invention is to provide a cleaning device for glass that can save time and effort, improve cleaning efficiency, and is convenient to use and easy to operate. In order to solve the above-mentioned technical problems, the present invention provides such a cleaning device for glass, which includes a base, etc.; the middle of the top of the base is connected with an abutment by bolts, the top of the abutment is open, and the top of the abutment is connected by bolts. There is a placement plate connected horizontally, and a cylinder is installed on the top of the base on the right side of the support platform through bolts. The telescopic rod of the cylinder is vertically connected with a support plate through bolts. The top of the support plate is connected horizontally with a top plate, and a cleaning device is installed in the middle of the top , the cleaning device is located directly above the placement plate. In the present invention, the clean water is delivered to the cleaning device through the water delivery device, and the glass can be quickly cleaned through the cleaning device.

Systems and methods are disclosed for prosthetic devices. In one embodiment, an apparatus comprises a first section attachable to an abutment screw of a percutaneous implant; a second section attachable to a prosthetic limb; a latch for coupling the first section with the second section, the latch releasable in response to an overload on the prosthetic limb. A compliance component may be positioned between the first section and the second section, such that when the latch releases in response to the overload, the compliance component provides a tension between the first section and the second section.

A bone implant includes an implant having an implantation end and a connection end. A blind hole is formed in the connection end and extends in an axial direction, defining an abutment receiving section and a locking section. The abutment receiving section includes an anti-rotation portion having a minimal inner width perpendicular to the axial direction. An abutment includes an elastic, deformable portion, a connection portion, and a prosthesis engagement portion. The abutment further includes a bore extending in the axial direction. The elastic, deformable portion includes resilient plates, with a slit formed between two adjacent resilient plates. The elastic, deformable portion has a maximal outer width larger than the minimal inner width. The elastic, deformable portion is aligned and engages with the anti-rotation portion. An abutment screw includes a head end positioned in the bore of the abutment and a locking end engaged with the locking section.

The invention relates to the field of oral cavity medical devices, and discloses a dental implant abutment locator and a 3D printing manufacturing method and impression taking method thereof. The dental implant abutment locator disclosed by the invention comprises an in-place body, a reset body and a connecting body which are integrally connected, wherein the gum end of the in-place body is provided with an abutment positioning cavity being adaptive with a dental implant abutment, and an abutment screw hole communicates with the abutment positioning cavity, and extends and penetrates through the cutting end of the in-place body; the reset body adopts the structure shape which covers and is adaptive with an abutment surface or/and the cutting end; and gaps are reserved between the in-placebody and adjacent teeth and gum. The reset body and the abutment surface or/and the cutting end of the dental implant abutment located are in cooperation to realize positioning, and besides, certain gaps are reserved between the in-place body and the adjacent teeth, so that the in-place body can smoothly and accurately reach the designated position without extrusion, accurate positioning and mounting of the dental implant abutment can be guaranteed, and a favorable foundation is provided for subsequent treatment and rehabilitation.

A decontamination device for a mechanical grill, the structure of which includes a base, a pair of vertical plates are arranged on the base, a support is fixed on the right side of the left vertical plate, and a pair of first Fastening bolts; screw rods are screwed from outside to inside on the vertical plate on the right side, the inner end of the screw rods is riveted with the fixed block, and the second fastening bolts are screwed on the fixed block; when in use, the left end of the mechanical grille It can be fixed together with the first fastening bolt by a steel wire rope to prepare for the subsequent decontamination; the right end of the mechanical grille can be fixed together with the second fastening bolt by a steel wire rope, and the fixed block can be adjusted by screwing the screw The left and right positions are convenient for fixing the mechanical grille of different lengths; the collar is fixedly connected to the center of the mechanical grille through the steel wire rope, and when the point reducer rotates, the mechanical grille can be driven to and fro by the eccentric wheel to move up and down. To the effect of vibration decontamination.

The disclosure of the present application relates to a healing abutment system and its use. The abutment system can include a base part adapted to be coupled to a dental implant via an abutment screw and a healing cap that can be coupled to the base part by a further screw. The healing cap can include features that can be scanned by an intra-oral scanning system or transferred to a physical impression to convey information regarding the position and orientation of the base part.

The invention discloses a concrete slump detection device for building construction, which includes a support, and the upper end surface of the support is rotationally symmetrically connected with two screw rods. The slump bucket is placed on the support, and concrete is poured into the slump bucket. At this time, the first conductive block is in contact with the second conductive block, and the first electromagnet and the second electromagnet are connected through the external power supply. Electricity, the first electromagnet and the second electromagnet attract each other. When the slump bucket needs to be pulled out, the rotating rod is manually rotated to make the slider rise on the screw rod, thus ensuring the vertical upward movement of the slump bucket. , the first conductance block is separated from the second conductance block, the brush plate vibrates under the action of the spring, the concrete on the upper end of the slump bucket is cleaned, and the error caused by the inability to pull out the slump bucket vertically is avoided.

An anti-rotational abutment screw cap includes a generally cylindrical-shaped body, the cylindrical-shaped body having a socket-end portion and an insert-end portion; a blind recess socket located on an end of the socket-end portion for receiving a torque wrench driver, the blind recess socket having an interior configuration; a retentive edge formed above and around the blind recess socket for engaging prosthetic cement; an insert key protruding from an end of the insert-end portion for engaging a head opening of an abutment screw, the insert key having an exterior configuration which generally mating with the interior configuration of the blind recess socket.

The invention provides a carton marking device, which belongs to the technical field of marking machinery. It includes an L-shaped pressure plate, a marking head, a connecting rod, a support screw, and a top pin. The middle end of the L-shaped pressure plate is hinged on the support lug through the first pin shaft. A long U-shaped groove is provided, the left end of the connecting rod is hinged on the second pin shaft, and the circular ring at the left end of the connecting rod is located in the annular groove of the left support, and the left end of the piston rod is connected with the long U-shaped groove at the right end of the connecting rod , the lower end of the L-shaped pressure plate is hinged on the connecting rod through the connecting rod pin, an elastic washer is arranged between the supporting screw and the left support, and the upper end of the supporting screw is provided with an arc fitting groove and is connected with the circular ring at the left end of the connecting rod. Fitting, the ejector pin can slide up and down and be arranged on the ejector pin supporting groove, and an ejector pin spring is arranged between the ejector pin and the ejector pin supporting groove. The invention not only realizes rapid marking on the carton, but also has reasonable structure, good reliability and long service life.

A new dental implant system with positive abutment screw locking and retrieval mechanisms is provided. The abutment screw is positively locked by a keying pin to improve fatigue life. The abutment screw is also equipped with a special feature that greatly improves the retrievability of the broken screw from inside the implant. In addition, the keying pin is designed with a lock nut as a sub-assembly for ease of installation.

The present invention relates to an anchoring system for attaching a prosthesis to a human body, comprising: an anchoring element, an abutment, an abutment screw for attaching the abutment to the anchoring element, the anchoring element comprises a connection area for the abutment, the connection area comprising a press-fit portion such that the abutment is attached to the anchoring element in the connection area by a press-fit connection, wherein the connection area comprises an anti-rotation geometry and the abutment comprising a corresponding mating anti-rotation geometry proximal to the press-fit portion, and where in the connection area comprises a conical portion proximal to the anti-rotational geometry forming a mating geometry for a corresponding conical portion in the through-hole of the abutment.