38results about How to "For accurate placement" patented technology

An instrument used for brachytherapy delivery in the treatment of cancer by radiation therapy including a handle having first and second handle actuators; an end effector; and an instrument shaft that connects the handle with the end effector. The end effector has first and second adjacent disposed staple mechanisms that each retain a set of staples. The first mechanism is for holding standard staples in a first array, and dispensing the standard staples under control of the corresponding first handle actuator. The second mechanism is for holding radioactive source staples in a second array, and dispensing said radioactive source staples under control of the corresponding second handle actuator. A holder is for receiving the first and second mechanisms in a substantially parallel array so that the standard staples close the incision at a surgical margin while the source staples are secured adjacent thereto.

A method and device for applying a radioactive source to a tissue site is disclosed. The device facilitates the precise placement of, for example, 125Iodine seeds relative to the surgical margin, assures the seeds remain fixed in their precise position for the duration of the treatment, overcomes the technical difficulties of manipulating the seeds through the narrow surgical incision, and reduces the radiation dose to the clinicians. The device incorporates the radioactive seeds into a fastening means, preferably surgical staples, used in the surgical procedure. In this way, the seeds are concurrently secured in position directly adjacent to the surgical resection and remain immobile.

Described are computer-based methods and apparatuses, including computer program products, for implant planning for multiple implant components using constraints. A representation of a bone and a representation of a first implant component are displayed with respect to the representation of the bone. A representation of a second implant component is displayed, wherein the first implant component and the second implant component are physically separated and not connected to each other. A positioning of the representation of the second implant component that violates at least one positioning constraint is prevented, wherein the positioning constraint is based on the representation of the first implant component.

A spinal plate system that allows for increased spinal stability is provided. In an embodiment, a spinal plate system is provided that includes first and second slidable plates coupled together. Each of the first and second slidable plates includes first and second fasteners that are obliquely oriented relative to the corresponding slidable plate. The first and second fasteners are fixed to each other at their distal ends thereby forming a triangular frame consisting of the corresponding slidable plate and the first and second fasteners. In addition, a fastener guide is provided that facilitates the accurate placement of the first and second fasteners for each of the first and second slidable plates.

A biocompatible, self-supporting, curved, collagen membrane adapted to be secured by bone tacks or bone screws over exposed bone at a desired bone graft site in the alveolar ridge of a patient such that the membrane defines a space having a predetermined height and width over the exposed bone, in which the membrane maintains its structural integrity for at least 4 months after implantation at the bone graft site and then naturally breaks down and is resorbed by the patient's body, a method of making such a membrane, and a method of using such a membrane for vertical augmentation of the alveolar ridge of the patient.

A process is disclosed for attaching an RFID tag such as an AK module or QFP package to a flexible surface such as textile or fabric. The process comprises providing a heat fusible label including at least a first layer having a first adhesive layer, a substrate layer including a secondary antenna structure, a heat activated second adhesive layer and a pressure sensitive adhesive (PSA) layer for holding the RFID tag. The process further includes positioning the RFID tag on the PSA layer, pressing the tag against the PSA layer such that the PSA layer holds the tag against the heat fusible label at least temporarily, positioning the heat fusible label with the RFID tag on the flexible surface and applying heat and pressure to the heat fusible label to melt the heat activated layer and to fuse the label to the flexible surface.

An apparatus and method for guided penetration of a chronic total occlusion in a blood vessel are disclosed. The invention is directed to an apparatus that facilitates accurate placement of a drilling tip within a body lumen using ultrasound-based detection to determine the position of the intravascular catheter relative to the vessel occlusion and vessel walls.

A stiffener ring, and associated method and program product. A stiffener ring is provided having a generally annular shape for supporting a rebar cage, including: a plurality of primary cutouts spaced about an exterior edge of the stiffener ring, wherein each primary cutout is configured to receive a transversely mounted steel bar; a plurality of secondary cutouts spaced about an edge of the stiffener ring, wherein each of the secondary cutouts is configured to received an instrumentation pipe; and a set of flow holes cut into the stiffener ring to facilitate a flow of concrete through the stiffener ring.

A housing for a material holder includes an intermediate housing member having a generally horizontal member, an upper recess and a lower recess, an upper housing member having a generally horizontal member and a wall defining a material holding chamber, the upper housing member being seated within the upper recess of the intermediate housing member, and a lower housing member having a generally horizontal member, the lower housing member being seated within the lower recess of the intermediate housing member. The upper recess, the generally horizontal member of the intermediate housing member and the generally horizontal member of the upper housing member define a first cavity adapted to receive a first winding assembly, and the lower recess, the generally horizontal member of the intermediate housing member and the generally horizontal member of the lower housing member define a second cavity adapted to receive a second winding assembly.

The invention discloses a metering and filling device used in a camellia seed oil production process, and relates to the technical field of metering and filling devices. The metering and filling device used in the camellia seed oil production process aims to solve the problems in the prior art that the metering and filling device used in the camellia seed oil production process is inconvenient tooperate manually and the filling efficiency of the existing filling device which is convenient for manual operation is low. The metering and filling device used in the camellia seed oil production process comprises an oil barrel, wherein the lower end of the oil barrel is connected with a fixing seat, a plurality of filling bottles are placed at the upper end of the fixing seat, the upper end of the oil barrel is connected with a rotary cover, a cavity is arranged in the rotary cover, a plurality of filling guns are connected to the side end of the rotary cover, an extension plate is connectedto the side end of the fixing seat, an L-shaped support column is connected to the upper end of the extension plate, a bearing plate is connected to the lower end of the L-shaped support column, a motor is connected to the lower end of the bearing plate, and the power output end of the motor is fixedly connected to the center of the upper end of the bearing plate. The metering and filling deviceused in the camellia seed oil production process is convenient for manual operation, the rotary cover and the filling guns are driven by the motor to rotate for filling, thus gapless connection operation can be realized, operation time is saved, and filling efficiency is improved.

Described are an apparatus and a method for printing a high aspect ratio and / or specific vertical geometry pattern. The apparatus operates in a multi-pass printing mode and includes one or more paste dispensing mechanism configured to dispense a high viscosity paste to form a pattern on a substrate. At least one paste dispensing mechanism is configured to dispense the paste to a segment of the pattern printed at an earlier pass. The paste is dispensed to the relevant segment of the pattern earlier printed before the paste printed at the earlier made pass is dry or what is termed “wet-on-wet” printing.

The invention discloses an automatic replacement mechanism for chemical fiber cone yarns, and belongs to the field of chemical fiber conveying processing mechanical equipment. A cone yarn feeding mechanism and a cone yarn retreating mechanism of the automatic replacement mechanism are arranged on a fixed bracket from top to bottom in sequence, a yarn unwinding mechanism is horizontally arranged atthe position, on one side of the cone yarn feeding mechanism, of the fixed bracket, a cone yarn feeding material belt is horizontally arranged on the upper side of a cone yarn feeding bracket, the output end of a cone yarn feeding air cylinder is fixedly provided with a cone yarn feeding connecting plate, and a cone yarn clamping gas expansion shaft is vertically and fixedly arranged at the portion, on the middle portion of the lower side of a cone yarn clamping connecting plate, of a cone yarn clamping air cylinder; and the middle portion of the lower side of a yarn guiding rotary disc is fixedly connected with the upper end of a reciprocating rotating shaft, a plurality of yarn guiding mechanisms on the upper side of the yarn guiding rotary disc and cone yarn containing circular platesare arranged correspondingly, the output end of a cone yarn bearing air cylinder is horizontally and fixedly provided with a cone yarn bearing connecting plate, and a cone yarn retreating material belt is horizontally arranged on the upper side of a cone yarn retreating bracket. The automatic replacement mechanism is reasonable in structure design, a plurality of chemical fiber cone yarns can be continuously and conveniently transferred and replaced one by one in a convenient and efficient manner, so that multi-strand chemical fiber silks can be stably, accurately and synchronously transmitted, and the needs of production and use are met.

An instrument used for brachytherapy delivery in the treatment of cancer by radiation therapy including a handle having first and second handle actuators; an end effector; and an instrument shaft that connects the handle with the end effector. The end effector has first and second adjacent disposed staple cartridges that each retain a set of staples. The first mechanism is for holding standard staples in a first array, and dispensing the standard staples under control of the corresponding first handle actuator. The second mechanism is for holding radioactive source staples in a second array, and dispensing said radioactive source staples under control of the corresponding second handle actuator. The actuating device is removably attachable to an actuator arm on a proximal end. A staple applicator cartridge holder is attached to the actuator arm on a distal end. The staple applicator cartridge is mountable in the holder and having a plurality of slots for mounting of radioactive source staples therein. An anvil therein crimps the staples.

The invention relates to the technical field of stamping and processing of capacitor aluminum shells, in particular to a manufacturing and processing equipment for capacitor aluminum shells, which includes a bottom plate, a forming mechanism and a blanking mechanism. A forming mechanism is installed on the upper end of the bottom plate, and a lower material mechanism; the molding mechanism adopted in the present invention blows air to the cavity of the die through the air pump and the driving effect of the punch after the aluminum shell is formed, so that the aluminum shell after forming can be taken out from the cavity of the die, and then passed through the take-off plate The blocking effect makes the aluminum shell directly detach from the outer wall of the punch and fall downwards, avoiding the deformation of the aluminum shell due to the difficulty in grasping the demoulding force during manual demoulding, and at the same time, the raw material plate is driven downward automatically by the unloading mechanism Drop to the right side of the push plate, and suck air through the suction hole through the air pump to absorb the raw material plate, avoiding the problem of inaccurate placement of the raw material plate.

A kit for making a simulated stained glass article, having a light-transmissive molded plastic substrate with an array of ridges on one major surface, laterally defining a pattern of upwardly open spaces, and a set of light-transmissive molded plastic colored stickers that are respectively peripherally shaped to fit conformingly into the spaces of the pattern. Side walls of the ridges are beveled at an angle sufficient to enable release of the substrate from a mold but are steep enough to facilitate precise placement of the stickers in the spaces and to minimize transmission of light around the edges of the stickers. In an article made from the kit, the stickers and ridges simulate the glass pieces and lead cames of a conventional stained glass window.