Abstract: Disclosed is a sterilizable flexible surgical instrument system, comprising a flexible continuous body structure. The flexible continuous body structure comprises a distal structural body, a middle connecting body and a proximal structural body. The distal structural body comprises at least one distal structural segment, the distal structural segment comprising a distal spacing disk, a distal fixing disk and a structural backbone. The proximal structural body comprises the same number of proximal structural segments as distal structural segments, the proximal structural segments comprising a proximal spacing disk, a proximal fixing disk and a structural backbone. The proximal structural segment is linked to the distal structural segment via a middle connecting body. A transmission unit is further comprised. The transmission unit comprises a transmission mechanism fixing plate arranged in front of the middle connecting body.

Abstract: Disclosed is a flexible surgical instrument system with a prepositioned drive input, the flexible surgical instrument system comprising a flexible continuous body structure and a driving unit. The flexible continuous body structure comprises a distal structural body, a proximal structural body and a middle connecting body. The distal structural body comprises at least one distal structural segment. The distal structural segment comprises distal spacing disks, a distal fixing disk and structural backbones. The proximal structural body comprises proximal structural segments having the same number as the number of distal structural segments. The proximal structural segment comprises proximal spacing disks, a proximal fixing disk and structural backbones. The middle connecting body comprises two channel fixing plates, and a structural backbone guide channel provided between the two channel fixing plates. The driving unit comprises a driving unit fixing plate provided in front of the middle connecting body.

Abstract: Disclosed is a flexible surgical instrument system, comprising a flexible continuum structure consisting of a distal structure, a middle connecting body and a proximal structure linked in sequence, and further comprising a transmission driving unit linked to the proximal structure. The transmission driving unit comprises a plurality of transmission mechanisms respectively driving corresponding proximal segments. The transmission mechanisms can convert a pair of rotary motion inputs with axes parallel to each other into a pair of rotary motion outputs with axes orthogonal to each other.

Abstract: Disclosed are a flexible surgical instrument and a driving unit thereof. The flexible surgical instrument may comprise a flexible continuous body structure composed of a distal structural body, a middle connecting body and a proximal structural body linked in sequence. The driving unit is linked to the flexible continuous body structure. When a structural backbone driving mechanism in the driving unit drives the proximal structural body to turn in any direction, the distal structural body correspondingly turns in the opposite direction. A surgical end effector driving mechanism in the driving unit can drive a surgical end effector linked to the distal end of the distal structural body to implement the action control of the surgical end effector.

Abstract: Disclosed is a flexible surgical instrument system based on a continuous body structure, the flexible surgical instrument system comprising a flexible surgical instrument and a driving unit. The flexible surgical instrument comprises a flexible continuous body structure composed of a distal structural body, a proximal structural body and a middle connecting body. The distal structural body comprises a distal structural segment, the distal structural segment comprising a distal spacing disk, a distal fixing disk and structural backbones. The proximal structural body comprises a proximal structural segment, the proximal structural segment comprising a proximal spacing disk, a proximal fixing disk and structural backbones. The middle connecting body comprises channel fixing plates and a structural backbone guide channel. The driving unit comprises a motor part, a motion conversion part and a plurality of linear motion mechanisms. The motor part comprises a first fixing plate and a first motor.

Abstract: Disclosed is a flexible surgical instrument system, comprising a flexible surgical instrument. The flexible surgical instrument comprises a flexible continuous body structure composed of a distal structural body, a proximal structural body and a middle connecting body. The distal structural body comprises a distal structural segment (12, 13), the distal structural segment comprising a distal spacing disk, a fixing disk and structural backbones. The proximal structural body comprises a proximal structural segment, the proximal structural segment comprising a proximal spacing disk, a proximal fixing disk and structural backbones. The middle connecting body comprises channel fixing plates and a structural backbone guide channel.

Abstract: A flexible surgical instrument has structural bones backbones in crossed arrangement, the flexible surgical instrument includes a flexible continuum structure comprising a distal structure, a proximal structure and a middle connection body; the distal structure includes a first distal and a second distal segment, the proximal structure includes a proximal segment; first segment structural backbone(s) on the proximal segment and first segment structural backbone(s) on the first distal segment are fixedly connected respectively one to one or are of the same structural backbone; second segment structural backbone(s) on the proximal segment and second segment structural backbone(s) the second distal segment are fixedly connected respectively one to one or are of the same structural backbone; the middle connection body includes two passage fixing plates, between which structural backbone guiding passage(s) and structural backbone cross guiding passage(s) are fixedly connected; the first segment structural backbone

Abstract: A flexible continuum structure capable of realizing a posture feedback is provided. The flexible continuum structure can comprise a flexible continuum structure body and a posture feedback mechanism. The flexible continuum structure body can comprise a distal structural body, a proximal structural body and a middle connecting body. The distal structural body can comprise distal spacing disks, a distal fixation disk and distal structural backbones. The proximal structural body can comprise proximal spacing disks, a proximal fixation disk and proximal structural backbones. The middle connecting body can comprise a proximal guide channel fixing plate, a distal guide channel fixing plate and a structural backbone guide channel. One end of the structural backbone is connected to the proximal fixation disk, and the other end passes through the proximal spacing disks, the structural backbone guide channel and the distal spacing disks and is then securely connected to the distal fixation disk.

Abstract: A flexible surgical tool system comprising a multi-degree-of-freedom mechanical arm, the flexible surgical tool, the remote control device and a controlling computer is provided. A method for controlling the same with motion constraints is also provided. The method can comprise: obtaining a target posture of the surgical actuator, a current posture of the surgical actuator and bending angle values of the sections of the flexible surgical tool. A desired velocity of the surgical actuator and a motion limitation condition can be obtained. Joint velocity of the multi-degree-of-freedom mechanical arm and bending velocity of the sections of the flexible surgical tool can be obtained. A target joint position value of the multi-degree-of-freedom mechanical arm, a target bending angular value of the sections of the flexible surgical tool, and transmitting them to a corresponding controller to drive each section can be obtained. The above operations can be repeated.

Abstract: The present disclosure discloses a method and a system of displaying cross-website information. The method includes obtaining, by a first server of a first website, product information under a category of at least one desired product of a first user. Next, the first server obtains information of similar product units under a product category of a second server, where a similar product unit includes a set of displayable products. The first server then computes degrees of similarity between the product information under the category of the at least one desired product and respective product information of the similar product units. For the product information under the category of the at least one desired product, the first server selects a predetermined number of top similar product units in a descending order of the degrees of similarity, and renders products included in the predetermined number of top similar product units as products to be displayed.

Abstract: Embodiments of the present application relate to a distributed data stream processing method, a distributed data stream processing device, a computer program product for processing a raw data stream and a distributed data stream processing system. A distributed data stream processing method is provided. The method includes dividing a raw data stream into a real-time data stream and historical data streams, processing the real-time data stream and the historical data streams in parallel, separately generating respective results of the processing of the real-time data stream and the historical data streams, and integrating the generated processing results.

Abstract: Embodiments of the present application relate to a distributed data stream processing method, a distributed data stream processing device, a computer program product for processing a raw data stream and a distributed data stream processing system. A distributed data stream processing method is provided. The method includes dividing a raw data stream into a real-time data stream and historical data streams, processing the real-time data stream and the historical data streams in parallel, separately generating respective results of the processing of the real-time data stream and the historical data streams, and integrating the generated processing results.

Abstract: The present disclosure discloses a method and a system of displaying cross-website information. The method includes obtaining, by a first server of a first website, product information under a category of at least one desired product of a first user. Next, the first server obtains information of similar product units under a product category of a second server, where a similar product unit includes a set of displayable products. The first server then computes degrees of similarity between the product information under the category of the at least one desired product and respective product information of the similar product units. For the product information under the category of the at least one desired product, the first server selects a predetermined number of top similar product units in a descending order of the degrees of similarity, and renders products included in the predetermined number of top similar product units as products to be displayed.

Abstract: Embodiments of the present application relate to a distributed data stream processing method, a distributed data stream processing device, a computer program product for processing a raw data stream and a distributed data stream processing system. A distributed data stream processing method is provided. The method includes dividing a raw data stream into a real-time data stream and historical data streams, processing the real-time data stream and the historical data streams in parallel, separately generating respective results of the processing of the real-time data stream and the historical data streams, and integrating the generated processing results.

Abstract: Embodiments of the present application relate to a personalized information pushing method, a personalized information pushing device, and a computer program product for pushing personalized information. A personalized information pushing method is provided. The method includes retrieving network behavior data related to access operations performed by user terminals, determining a numerical value of a degree of correlation between a user terminal and a plurality of information providing terminals having a correlation within a set time window based on the network behavior data, retrieving information providing terminals corresponding to a first user terminal to form a first data set based on the numerical values, retrieving information of the information providing terminals from the first data set to generate a first information, and pushing the first information to the first user terminal.

Abstract: The present disclosure discloses a method and a system of displaying cross-website information. The method includes obtaining, by a first server of a first website, product information under a category of at least one desired product of a first user. Next, the first server obtains information of similar product units under a product category of a second server, where a similar product unit includes a set of displayable products. The first server then computes degrees of similarity between the product information under the category of the at least one desired product and respective product information of the similar product units. For the product information under the category of the at least one desired product, the first server selects a predetermined number of top similar product units in a descending order of the degrees of similarity, and renders products included in the predetermined number of top similar product units as products to be displayed.

Abstract: Embodiments of the present application relate to a personalized information pushing method, a personalized information pushing device, and a computer program product for pushing personalized information. A personalized information pushing method is provided. The method includes retrieving network behavior data related to access operations performed by user terminals, determining a numerical value of a degree of correlation between a user terminal and a plurality of information providing terminals having a correlation within a set time window based on the network behavior data, retrieving information providing terminals corresponding to a first user terminal to form a first data set based on the numerical values, retrieving information of the information providing terminals from the first data set to generate a first information, and pushing the first information to the first user terminal.

Abstract: Recommending network object information to a user includes, for each of a plurality of network objects, a respective plurality of behavior frequencies by the user is determined; a network object among the plurality of network objects that is of interest to the user is identified, the identification being based at least in part on the respective plurality of behavior frequencies that corresponds to each of the plurality of network objects; and additional information relating to the identified network object is provided to the user.

Abstract: Recommending network object information to a user includes, for each of a plurality of network objects, a respective plurality of behavior frequencies by the user is determined; a network object among the plurality of network objects that is of interest to the user is identified, the identification being based at least in part on the respective plurality of behavior frequencies that corresponds to each of the plurality of network objects; and additional information relating to the identified network object is provided to the user.

Abstract: Recommending network object information to a user includes, for each of a plurality of network objects, a respective plurality of behavior frequencies by the user is determined; a network object among the plurality of network objects that is of interest to the user is identified, the identification being based at least in part on the respective plurality of behavior frequencies that corresponds to each of the plurality of network objects; and additional information relating to the identified network object is provided to the user.