Abstract: A system for register operating space includes a first positioning mark, a local camera, a second positioning mark, a global camera and a computer system. The first positioning mark is set on a patient. The local camera captures a first image covering the first positioning mark. The second positioning mark is disposed on the local camera. The global camera captures a second image covering the second positioning mark. The focal length of the global camera is shorter than the focal length of the local camera. The computer system is communicatively connected to the local camera and the global camera to provide a navigation interface based on the first image and the second image.

Abstract: A system for registering operating space includes a back bracing, a computer system and a robotic arm. The back bracing includes positioning marks which can be imaged in a computer tomography (CT) image, and the back bracing is used to be worn by a patient. The computer system computes image coordinates of the positioning marks in an image space. A base of the robotic arm is connected to the back bracing in an operating space after the CT image is generated. The robotic arm contacts the positioning marks in the operating space and meanwhile the computer system obtains arm coordinates of the robotic arm in an arm space. The computer system generates conversion models among the image space, the operating space, and the robot arm space according to the image coordinates and the arm coordinates.

Abstract: An auxiliary screening system and an auxiliary screening method for a hip joint of a baby are provided. The auxiliary screening method includes: collecting plural images of the hip joint; performing an image analysis operation on each of the images of the hip joint to extract plural image features of each of the images of the hip joint and determining whether each of the images of the hip joint is a standard image according to the image features of each of the images of the hip joint; and when at least one of the images of the hip joint is determined as the standard image, plural angle parameters are calculated and the at least one of the images of the hip joint that is determined as the standard image is outputted, in which the angle parameters include values of an angle ? and an angle ?.

Abstract: A system for assisting endoscope tracking used to track a travel path of an endoscope probe within an organ includes three position sensors and three distance sensors which are surrounding an endoscope probe, and a computing device. The said three position sensors respectively sense a first coordinate, a second coordinate and a third coordinate relative to a navigation origin. The said three distance sensors respectively sense a first distance, a second distance and a third distance apart from an inner wall of the organ. The computing device obtains a position coordinate of the endoscope probe relative to the navigation origin according to the first coordinate, the second coordinate and the third coordinate. The computing device further determines whether to send a warning message according to the first distance, the second distance and the third distance.

Abstract: An assembling kit for installing intramedullary nail is provided, which is suitable for assisting in fixing a securing member to at least one fixing hole of an intramedullary nail placed in a bone. The assembling kit for installing intramedullary nail includes a drilling member, a guiding member and a hole-reaming member. The drilling member is configured to form an opening on a surface of the bone and has a tapping portion. A diameter of the tapping portion is greater than a diameter of the fixing hole. The guiding member is configured to be put into the fixing hole along a central axis. The hole-reaming member is sleeved on the guiding member and is configured to ream the opening to form a mounting hole. The hole-reaming member has a reaming portion, and a diameter of the reaming portion is greater than the diameter of the tapping portion.

Abstract: A system for register operating space includes a first positioning mark, a local camera, a second positioning mark, a global camera and a computer system. The first positioning mark is set on a patient. The local camera captures a first image covering the first positioning mark. The second positioning mark is disposed on the local camera. The global camera captures a second image covering the second positioning mark. The focal length of the global camera is shorter than the focal length of the local camera. The computer system is communicatively connected to the local camera and the global camera to provide a navigation interface based on the first image and the second image.

Abstract: A system for registering operating space includes a back bracing, a computer system and a robotic arm. The back bracing includes positioning marks which can be imaged in a computer tomography (CT) image, and the back bracing is used to be worn by a patient. The computer system computes image coordinates of the positioning marks in an image space. A base of the robotic arm is connected to the back bracing in an operating space after the CT image is generated. The robotic arm contacts the positioning marks in the operating space and meanwhile the computer system obtains arm coordinates of the robotic arm in an arm space. The computer system generates conversion models among the image space, the operating space, and the robot arm space according to the image coordinates and the arm coordinates.

Abstract: A system for registering operating images includes an X-ray imaging machine, a visible-light camera, a rectifier and a computer system. The X-ray imaging machine captures a first X-ray image of the rectifier, and the visible-light camera captures a first visible-light image of the rectifier at the same time. The computer system recognizes the rectifier in the first X-ray image and in the first visible-light image to compute a conversion model between a coordinate system of the X-ray imager and a coordinate system of the visible-light camera. The X-ray imaging machine also captures a second X-ray image of a patient on which a positioning marker is set, and the visible-light camera captures a second visible-light image of the positioning marker. The computer system provides a navigation interface by combining the second X-ray image and the second visible-light image based on the conversion model.

Abstract: An orthopedic surgery assistant system includes: a multi-axis mechanical arm module; at least one end effector, including: two linear actuating elements, two actuating element encoders, a central annular structure, a connector, and a power/torque sensing element; a guide and positioning module; and a surgery remote control module, so that a user pulls the multi-axis mechanical arm and the end effector according to a real-time three-dimensional model, so that the multi-axis mechanical arm performs translation and rotation motions in a plurality of axial directions on an applied end, and the end effector performs a rotation motion of two degrees of freedom on the applied end.

Abstract: A device for limb detection includes a circular guide means and a carrier. The carrier is provided to carry an image detector and the circular guide means includes a slide mechanism integrated to the carrier. The slide mechanism and the carrier can move back and forth around a horizontal axis passing through the circular guide means such that they are beneficial for the image detector to detect the limb.

Abstract: An orthopedic surgery assistant system includes: a multi-axis mechanical arm module; at least one end effector, including: two linear actuating elements, two actuating element encoders, a central annular structure, a connector, and a power/torque sensing element; a guide and positioning module; and a surgery remote control module, so that a user pulls the multi-axis mechanical arm and the end effector according to a real-time three-dimensional model, so that the multi-axis mechanical arm performs translation and rotation motions in a plurality of axial directions on an applied end, and the end effector performs a rotation motion of two degrees of freedom on the applied end.

Abstract: A method for identifying and locating at least one nerve in a target region is disclosed. In the method, an image detector is used to scan the target region according to a predicted nerve trend from a nerve identification program and capture 2D cross-sectional images of subregions of the target region, and the nerve identification program is utilized to identify' whether the 2D cross-sectional images are captured of the target nerve. When the nerve identification program identifies the 2D cross-sectional images are the images of the target nerve, a 3D image showing a 3D nerve structure is constructed from the 2D cross-sectional images based on 3D image reconstruction technique.

Abstract: A positioning mark apparatus of a surgery navigation system and an implementation instrument thereof are disclosed. The positioning mark apparatus includes a positioning base and a frequency modulated radio frequency positioning module. One end of the positioning base is a lock portion having a screw structure, another end is a head having a joint structure, and a free end of the head has a fitting structure. The frequency modulated radio frequency positioning module has a sleeving structure that cooperates with the head structure and buckles with the joint structure. The frequency modulated radio frequency positioning module includes an antenna unit, a printed circuit board unit electrically connected to the antenna unit, and an electronic component battery unit supplying power to the printed circuit board unit. The frequency modulated radio frequency positioning module may transmit, according to a received frequency modulated signal, a feedback signal including a radio frequency signal to the external.

Abstract: A sensing apparatus is applicable to a surgical instrument having a clamping portion, a linkage rod member and an operating portion. The damping portion is used to damp a target. The sensing apparatus includes a touch sensor set, a force sensor, a displacement sensor and a processing device. The touch sensor set can sense a touch signal between the target and the clamping portion. The force sensor can sense a clamping force applied on the target. The displacement sensor can measure a displacement of the linkage rod member. The processing device includes a database, a processing unit and a comparison unit. The database stores reference curves of different reference objects. The processing unit can build an actual measurement curve of the target. The comparison unit can compare the actual measurement curve with each of the reference curves to obtain one of the reference curves corresponding to the actual measurement curve.

Abstract: A positioning mark apparatus of a surgery navigation system and an implementation instrument thereof are disclosed. The positioning mark apparatus includes a positioning base and a frequency modulated radio frequency positioning module. One end of the positioning base is a lock portion having a screw structure, another end is a head having a joint structure, and a free end of the head has a fitting structure. The frequency modulated radio frequency positioning module has a sleeving structure that cooperates with the head structure and buckles with the joint structure. The frequency modulated radio frequency positioning module includes an antenna unit, a printed circuit board unit electrically connected to the antenna unit, and an electronic component battery unit supplying power to the printed circuit board unit. The frequency modulated radio frequency positioning module may transmit, according to a received frequency modulated signal, a feedback signal including a radio frequency signal to the external.

Abstract: A surgery navigation system according to the present invention includes: a positioning module including: a transceiver unit, configured to transmit a frequency modulated signal; multiple positioning marks, which are separately disposed on each vertebra of a spine and configured to transmit the positioning mark frequency signal to the transceiver unit after receiving the frequency modulated signal; and a surgical instrument, which transmits the instrument frequency signal to the transceiver unit after receiving the frequency modulated signal; and a processing unit, which obtains a distance between the positioning marks and the transceiver unit through calculation according to a difference between the positioning mark frequency signal and the frequency modulated signal, and obtains space coordinates of the spine through calculation according to the distance; and obtains a distance between the surgical instrument and the transceiver unit through calculation according to a difference between the instrument freque

Abstract: An acetabular cup structure of the present invention includes a ball-and-socket prosthesis and a liner, where a ball wall of the ball-and-socket prosthesis has a groove formed by connecting at least two continuous straight lines, and the groove connects an outer surface of the ball wall to an inner surface of the ball wall, so that an expandable sheet is formed between the groove formed by connecting the at least two continuous straight lines and having an angle there-between and two ends of the groove that are not connected, and the liner, for connecting a femoral stem, is tightly attached to the inner surface of the ball wall, and when the liner is tightly attached to the inner surface of the ball wall, the liner presses the sheet and extends to the groove, so that the liner is attached to the ball-and-socket prosthesis more tightly.

Abstract: A sensing apparatus is applicable to a surgical instrument having a clamping portion, a linkage rod member and an operating portion. The damping portion is used to damp a target. The sensing apparatus includes a touch sensor set, a force sensor, a displacement sensor and a processing device. The touch sensor set can sense a touch signal between the target and the clamping portion. The force sensor can sense a clamping force applied on the target. The displacement sensor can measure a displacement of the linkage rod member. The processing device includes a database, a processing unit and a comparison unit. The database stores reference curves of different reference objects. The processing unit can build an actual measurement curve of the target. The comparison unit can compare the actual measurement curve with each of the reference curves to obtain one of the reference curves corresponding to the actual measurement curve.

Abstract: A positioning device, an image projecting system and a method for overlapping images are provided. The positioning device is applied to a Computed Tomography process and a Magnetic Resonance Imaging process. The positioning device includes a patch and a positioning mark. The positioning mark is adapted to be mounted on the patch, and includes a Computed Tomography mark and a Magnetic Resonance Imaging mark.