Metal Industries Research & Development Centre

Bo-Wei Pan

Sheng-Hong Yang

Tung-Lin Tsai

Pei-Hua Wang

Jian Jia Zeng

Yi-Chin Chen

Jian-Jia Tzeng

Jian-Jia Zeng

Tzyy-Ker Sue

Tsung-Chih Yu

Kai-Szu Lo

Ming-Hui Cheng

Sheng-Hung Yang

Yan-Jun Chen

Hsien-Ju Wu

Ping-Yi Hsieh

Chun-Sen Wu

E-Hsung Cheng

I-Wen Huang

A surgical robotic arm control system and a control method thereof are provided. The surgical robotic arm control system includes a surgical robotic arm, an image capture unit, and a processor. The image capture unit obtains a first image. The processor obtains a plurality of identification object coordinates of a plurality of identification object images according to the first image, and executes a virtual environment model to calculate a plurality of virtual spinal process coordinates of a virtual spine model. The processor generates surgical robotic arm operation information according to movement trajectory of a virtual surgical robotic arm moving toward a plurality of virtual identification objects located at the plurality of virtual spinal process coordinates in the virtual environment model, and controls the surgical robotic arm according to the surgical robotic arm operation information and the plurality of identification object coordinates.

Surgical robotic arm control system and control method thereof

A surgical robotic arm control system and a control method thereof are provided. The surgical robotic arm control system includes a surgical robotic arm, an image capturing unit, and a processor. The surgical robotic arm has multiple joint axes. The image capturing unit obtains a first image. The processor executes a spatial environment recognition module to generate a first environment information image, a first direction information image, and a first depth information image according to the first image. The processor executes a spatial environment image processing module to calculate path information according to the first environment information image, the first direction information image, and the first depth information image. The processor executes a robotic arm motion feedback module to operate the surgical robotic arm to move according to the path information.

A surgical robotic arm control system and a surgical robotic arm control method are provided. The surgical robotic arm control system includes a surgical robotic arm, a first image capturing unit, a second image capturing unit, and a processor. The first image capturing unit is used for obtaining a field image. The field image includes a first target image of a target object. The second image capturing unit is disposed at an end position of the surgical robotic arm and is used to obtain a second target image of the target object. The processor analyzes the field image to obtain robotic arm movement information, and controls the surgical robotic arm to move to approach the target object. The processor analyzes the target image to obtain robotic arm rotation information, and controls an angle and a posture of the surgical robotic arm.

Surgical robotic arm control system and surgical robotic arm control method

An automatic control method of a mechanical arm and an automatic control system are provided. The automatic control method includes the following steps: obtaining a color image and depth information corresponding to the color image through a depth camera; performing image space cutting processing and image rotation processing according to the color image and the depth information to generate a plurality of depth images; inputting the depth images into an environmental image recognition module such that the environmental image recognition module outputs a displacement coordinate parameter; and outputting the displacement coordinate parameter to a mechanical arm control module such that the mechanical arm control module controls the mechanical arm to move according to the displacement coordinate parameter.

Automatic control method of mechanical arm and automatic control system

A method for measuring spasticity is provided and includes: obtaining sensing signals corresponding to a limb movement through at least one sensor during a period of time; transforming the sensing signals into a two-dimensional image; and inputting the two-dimensional image into a convolutional neural network to output a spasticity determination result.

Method and system for measuring spasticity

An elbow joint rehabilitation system and an elbow joint rehabilitation method are provided. The elbow joint rehabilitation system includes a support member, a motor, a torque sensing unit, a first electromyography sensor, a second electromyography sensor and a motor control device. In the elbow joint rehabilitation method, the support member is configured to support an arm of a patient. Thereafter, the torque sensing unit is configured to sense the torque applied on the support member to obtain a sensed arm torque signal. Then, the first electromyography sensor and the second electromyography sensor are configured to sense the muscle activities of biceps and triceps of the patient to obtain electromyography signals. Thereafter, the motor is controlled to drive the support member to perform rehabilitation in accordance with the sensed arm torque signal, the electromyography signals and a current support member position provided by the motor.

Elbow joint rehabilitation system and elbow joint rehabilitation method

A medical image modeling system and a medical image modeling method are provided. The medical image modeling system includes an input device, a processing device, and a storage device. The input device obtains medical image data. The processing device is coupled to the input device. The processing device converts the medical image data into a bone model in response to a first operational command. The storage device is coupled to the processing device. The storage device stores a model database. The processing device reads the model database in response to a second operational command to obtain a bone reconstruction block corresponding to a defect block of the bone model. The processing device integrates a bone reconstruction model depicted corresponding to the bone reconstruction block into the defect block of the bone model to generate an integrated bone model.

Medical image modeling system and medical image modeling method

An image analyzing method is provided and includes: extracting a first feature vector according to global information of a digital image; dividing the digital image into multiple regions, and inputting each region into a convolutional neural network to obtain a second feature vector; merging the first feature vector with the second feature vectors to obtain a third feature vector; and performing an image analyzing process according to the third feature vector.

Image analyzing method and electrical device

The present invention discloses a method for finding a cell nucleus of a target cell from a cell image, wherein the cell image includes the target cell and at least one variation cell, and the target cell includes cytoplasm and the cell nucleus. The method includes steps of: (a) processing the cell image via an image processor such that the cytoplasm, the cell nucleus and the variation cell have different shades of color; (b) demarcating the outlines of the cytoplasm, the cell nucleus and the variation cell; (c) calculating geometrical reference points of the outlines; (d) calculating the distances from the geometrical reference point of the cytoplasm outline to the geometrical reference point of the cell nucleus outline and to the geometrical reference points of the variation cell outlines; and (e) finding a specific geometrical reference point having a shortest distance to locate a specific outline corresponding to the specific geometrical reference point as the cell nucleus.

Device and method for finding cell nucleus of target cell from cell image

A bone implant drill includes a bearing received in a sleeve. A transmission shaft includes a rod extending through the bearing and a transmission member formed on an end of the rod and received in the sleeve. The other end of the rod extends beyond the sleeve. A cutting rod includes a cutter, a coupling member received in the sleeve, and a positioning member between the cutter and the coupling member. The cutter and the coupling member are provided on two ends of the cutting rod respectively. The coupling member includes second teeth releasably engageable with first teeth on a free end of the transmission member. An elastic element is mounted in the sleeve. The elastic element includes a first end mounted around the coupling member and abutting the positioning member. The elastic element further includes a second end mounted around the transmission member and abutting the bearing.

Bone implant drill

An implant carrier assembly, including a first housing, a second housing, a mixing pot for receiving powder, and a sealed container for receiving liquid, is provided. The first housing and the second housing are detachably assembled to each other to form a receiving space. An implant is received therein or removed therefrom. The second housing has a hole communicating with the receiving space. The sealed container is inserted into the mixing pot, and the mixing pot is assembled to the second housing, such that the sealed container is packed and squeezed inside the mixing pot and broken and the liquid flows out of the sealed container. The powder and the liquid are mixed and flow into the receiving space through the hole.

Implant carrier, mixing pot, and implant carrier assembly

A dental prosthesis includes an implanting end, a coupling end, and a screw portion between the implanting end and the coupling end. The dental prosthesis further includes a positioning marker portion located adjacent to the coupling end of the dental prosthesis. The dental prosthesis can be precisely located in an alveolar bone of a patient. A dental implant includes the dental prosthesis and an abutment. The abutment includes a prosthesis coupling end. The prosthesis coupling end of the abutment is coupled to the coupling end of the dental prosthesis.

Dental implant with positioning marker and index portions

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.

Growing community of inventors

Kaohsiung, Taiwan

Bo-Wei Pan