Abstract: A vascular intervention robot having a line-contact roller mechanism is provided. The vascular intervention robot having a line-contact roller mechanism comprises: a roller module for translating a medical wire; and a rotation module for axially rotating the medical wire by rotating the roller module. The roller module can comprise: a translational motor providing a translational driving force for translating the medical wire; at least one drive roller receiving a translational driving force from the translational motor, arrayed in the length direction of the medical wire, and rolling-contacted with the lower part of the medical wire; and a guide roller provided in a number corresponding to the drive roller, arrayed above the drive roller and in the length direction of the medical wire, shifted to one side in the length direction of the medical wire with respect to the drive roller, and rolling-contacted with the upper part of the medical wire.

Abstract: A vascular interventional surgery robot having a multi-contact plate is provided.

Abstract: A vascular interventional procedure master device is provided. The vascular interventional procedure master device may include: an operation rod configured to be manipulated by an operator and perform translational and rotational motions; a rotation unit being configured to operate in conjunction with the rotational motion of the operation rod; a first measurement unit configured to measure a physical quantity related to the translational motion of the operation rod such that a remote control signal to be provided to a slave device is generated based on the translational motion of the operation rod; and a second measurement unit configured to measure a physical quantity related to the rotational motion of the operation rod such that a remote control signal to be provided to the slave device is generated based on the rotational motion of the operation rod.

Abstract: There is provided a technique that includes: a supporter; and a drum assembly coupled to the supporter to be rotatable about a first axis, the drum assembly being configured to accommodate a flexible wire-type or tube-type surgical tool configured to be insertable into a blood vessel, and to allow the surgical tool to enter and exit through an entrance aligned on the first axis, wherein the drum assembly includes: a rotation part configured to be rotatable about a second axis and configured such that the surgical tool is wound around the rotation part in a circumferential direction about the second axis; and a pair of rollers configured to interlock with the rotation part and having a rotation axis parallel to the second axis, and wherein the drum assembly may be configured such that, when the rotation part rotates about the second axis, the surgical tool is guided to be pulled out from or inserted into the drum assembly through the entrance, and such that a portion of the surgical tool extending from the rot

Abstract: An under-actuation type gripper capable of gripping asymmetrical objects is provided. The under-actuation type gripper may include: a frame providing a base surface; at least two or more finger portions provided on the frame in a form of facing each other and having a finger tip at an end; and a driving portion mounted onto the frame and configured to provide a driving force to the finger portion so as to grip an object to be gripped, wherein the finger portion includes: a first link installed between the driving portion and the finger tip, providing a contact surface for the object to be gripped, and having at least one joint portion; a second link connected to longitudinal upper and lower ends of the first link and forming a trapezoidal link mechanism with the first link; and a third link connected to longitudinal upper and lower ends of the first link, forming a double parallelogram link mechanism with the first link in a longitudinal direction of the first link, and being unlocked from the second link.

Abstract: A vascular intervention procedure device is provided. The vascular intervention procedure device includes a platform, a catheter module rotating a catheter, and a guide wire module rotating a guide wire. The platform includes a base frame, a first transferring portion transferred with respect to the base frame in a front and rear direction, a second transferring portion transferred with respect to the base frame in the front and rear direction independently of the first transferring portion in rear of the first transferring portion, and a third transferring portion transferred with respect to the base frame in the front and rear direction independently of the first and the second transferring portions in rear of the second transferring portion. The catheter module is separably coupled to the first transferring portion. The guide wire module is separably coupled to the second transferring portion or the third transferring portion.

Abstract: A vascular interventional surgery robot having a multi-contact plate is provided.

Abstract: The present invention comprises a plurality of flexible tubes, wherein each of the plurality of flexible tubes includes at least two steering wires linearly arranged therein in the longitudinal direction thereof so as to transfer an operating force applied to one longitudinal end thereof to an end effector connected to the other longitudinal end thereof, and the number of the provided flexible tubes is at least two, and the at least two flexible tubes may be twisted in a spiral shape along the longitudinal direction thereof to form a flexible tube group.

Abstract: A procedure tool module for a vascular intervention procedure device is provided. The procedure tool module is coupled to a platform, which transfers at least one of a catheter, a guide wire, a micro catheter, and a micro guide wire in a front and rear direction and generates rotation power for rotating the same about a rotation axis of the front and rear direction. The procedure tool module supports a procedure tool which is one of the catheter, the guide wire, the micro catheter, and the micro guide wire. The procedure tool module includes a module housing separably coupled to the platform, and a driven gear rotatably disposed in the module housing and coupled to the procedure tool. The driven gear is driven by the rotation power from the platform and rotates the procedure tool about the rotation axis.

Abstract: A vascular intervention procedure device is provided. The vascular intervention procedure device includes a platform, a catheter module rotating a catheter, and a guide wire module rotating a guide wire. The platform includes a base frame, a first transferring portion transferred with respect to the base frame in a front and rear direction, a second transferring portion transferred with respect to the base frame in the front and rear direction independently of the first transferring portion in rear of the first transferring portion, and a third transferring portion transferred with respect to the base frame in the front and rear direction independently of the first and the second transferring portions in rear of the second transferring portion. The catheter module is separably coupled to the first transferring portion. The guide wire module is separably coupled to the second transferring portion or the third transferring portion.

Abstract: A vascular intervention procedure device is provided. The vascular intervention procedure device includes a base frame, a transfer module, and first and second procedure tool modules. The transfer module is transferred in a front and rear direction along the base frame. The first procedure tool module is coupled to the transfer module so as to be transferred with respect to the base frame in the front and rear direction, and rotates a first procedure tool, which is a catheter, about a rotation axis of the front and rear direction. The second procedure tool module is coupled to the transfer module so as to be transferred with respect to the base frame in the front and rear direction independently of the first procedure tool module, and supports a second procedure tool which is a guide wire or a micro catheter inserted into the catheter.

Abstract: According to a disclosed embodiment, a vascular interventional surgery device includes: a fixed frame; a steering assembly coupled to the fixed frame so as to be rotatable about a first axis, and including a first introduction/discharge port aligned on the first axis; and a drum assembly coupled to the steering assembly so as to be rotatable about a second axis extending in a direction that is transverse to the first axis, including a rotation unit configured to allow a flexible wire-type or tubular surgical tool that is insertable into a vessel to be wound in a circumferential direction about the second axis, and configured to guide the surgical tool such that the surgical tool is withdrawn outward or inserted inward through the first introduction/discharge port when the rotation unit rotates about the second axis.

Abstract: A vascular intervention robot having a line-contact roller mechanism is provided. The vascular intervention robot having a line-contact roller mechanism comprises: a roller module for translating a medical wire; and a rotation module for axially rotating the medical wire by rotating the roller module. The roller module can comprise: a translational motor providing a translational driving force for translating the medical wire; at least one drive roller receiving a translational driving force from the translational motor, arrayed in the length direction of the medical wire, and rolling-contacted with the lower part of the medical wire; and a guide roller provided in a number corresponding to the drive roller, arrayed above the drive roller and in the length direction of the medical wire, shifted to one side in the length direction of the medical wire with respect to the drive roller, and rolling-contacted with the upper part of the medical wire.

Abstract: A secondary shutdown system for a nuclear reactor using melting seal includes a guide pipe located inside the nuclear reactor, a storage container communicating with the guide pipe and storing a neutron absorber therein, a sealing member provided in the storage container and configured to close an outlet of the storage container so that the neutron absorber stored in the storage container is not moved, and a hot wire configured to supply heat to the sealing member, wherein the sealing member is melted by the heat supplied by the hot wire to open the storage container and move the neutron absorber to the guide pipe.

Abstract: A medical stand may include a first link, a second link parallel to the first link, a third link connected between one end of the first link and one end of the second link, a fourth link parallel to the third link and connected between the other end of the first link and the other end of the second link, a mounting arm extending from the other end of the first link, a variable balancing arm connected to at least one of the second link or the third link, a counterweight provided at a distal end of the variable balancing arm, a detector detecting a displacement of at least one of the first link, the second link, the third link, or the fourth link, and a controller generating the control signal to adjust the center-of-gravity position of the variable balancing arm in accordance with the displacement detected by the detector.

Abstract: A medical stand may include a first link, a second link parallel to the first link, a third link connected between one end of the first link and one end of the second link, a fourth link parallel to the third link and connected between the other end of the first link and the other end of the second link, a mounting arm extending from the other end of the first link, a variable balancing arm connected to at least one of the second link or the third link, a counterweight provided at a distal end of the variable balancing arm, a detector detecting a displacement of at least one of the first link, the second link, the third link, or the fourth link, and a controller generating the control signal to adjust the center-of-gravity position of the variable balancing arm in accordance with the displacement detected by the detector.

Abstract: A long carbon fiber reinforced thermoplastic resin composition for foam injection and a molded article manufactured using the same are provided. More particularly, the thermoplastic resin composition and the manufactured molded article may be capable of improving component assembly and stability by minimizing deformation after foam injection molding. Such composition and molded article can be utilized as a component for a vehicle structure such as a panoramic sunroof frame. Also provided herein is a low-density polyamide-6 polymer comprising a long carbon fiber reinforcing agent, a thermoplastic elastomer, a silane-based coupling agent and a sodium phosphate nucleating. The polymer is suitable for foam injection. The thermoplastic resin composition and molded article made of said composition are light weight and economic feasibility as well as having high stiffness, durability, dimensional stability, and a desirable injection appearance.

Abstract: The present invention relates to a thermoplastic resin composition and a molded article manufactured using the thermoplastic resin composition. Particularly, the thermoplastic resin composition may be reinforced with the carbon fiber. Accordingly, the thermoplastic resin composition may be obtained by mixing a carbon fiber, a silane-based coupling agent and a thermoplastic elastomer to a polyamide-6 polymer having low specific gravity, such that weight thereof may be reduced and economical efficiency may be improved. Further, parts assembly efficiency and stability of the injection molded product from the thermoplastic resin composition of the present invention may be improved by minimizing deformation after injection molding due to improved rigidity, durability and dimensional stability thereof. The thermoplastic resin composition may be used for parts of vehicle exterior material such as a panorama sunroof frame.

Abstract: A rotation jig device may include both side housings that are disposed at both sides, a reverse gear that is disposed inside both side housings, a groove portion, front and rear side connection gears that are engaged with the reverse gear in both side housings, front and rear side pinion gears that are disposed at the front/rear side connection gear to be rotated, a rack gear that penetrates both side housings to be engaged with the front and rear side pinion gears, an advanced/retreat cylinder that is connected to each rack gear of both side housings to move each rack gear backward or forward, and a clamping portion that is disposed at the reverse gear and rotates with the reverse gear to clamp the workpiece.

Abstract: A rotation jig device may include both side housings that are disposed at both sides, a reverse gear that is disposed inside both side housings, a groove portion, front and rear side connection gears that are engaged with the reverse gear in both side housings, front and rear side pinion gears that are disposed at the front/rear side connection gear to be rotated, a rack gear that penetrates both side housings to be engaged with the front and rear side pinion gears, an advanced/retreat cylinder that is connected to each rack gear of both side housings to move each rack gear backward or forward, and a clamping portion that is disposed at the reverse gear and rotates with the reverse gear to clamp the workpiece.