Abstract: The present disclosure provides a truncated Evans Blue modified fibroblast activation protein inhibitor compound. The compound is formed by connecting truncated Evans Blue, a fibroblast activation protein inhibitor and a nuclide chelating group by means of connecting groups L1, L2, L3, L4 and X. The compound has the following structure shown in Formula (I), where R1 is a fibroblast activation protein inhibitor; L1 is lysine, glutamic acid, or a derivative structure thereof; L2 is —(CH2)n—, n is an integer from 0 to 30, and each —CH2— may be individually substituted or unsubstituted with —O—, —NH—, —(CO)—, —NH(CO)—, or —(CO)—NH—; L3 is —(CH2)m—, m is an integer from 0 to 30, and each —CH2— may be individually substituted or unsubstituted with —O— or —(CO)—; L4 is —(CH2)p—, p is an integer from 0 to 30, and each —CH2— may be individually substituted or unsubstituted with —O—, —NH—, —(CO)—, —NH(CO)—, or —(CO)—NH—; X is selected from N, C, O, S, or and R2 is a nuclide chelating group.

Abstract: A detection element and a verification system are disclosed. The detection element includes a detection end for contacting a feature portion of the osteotomy guide tool; and a positioning target connected to the detection end and configured to provide a pose parameter of the feature portion of the osteotomy guide tool in a coordinate system of a trackable element. With this configuration, the osteotomy guide tool can be verified to avoid deformation of the osteotomy guide tool during repeated use or transportation, affecting its positioning accuracy and affecting the operation.

Abstract: A display substrate, a manufacturing method thereof, and a display device are provided. A pixel region is provided with a light emission function layer on a base substrate of the display substrate, and a separation region is provided with at least one first barrier structure. The first barrier structure includes a stopper pattern and a first separation component. A side surface of the first separation component has a recess, and a portion of the light emission function layer extending to the separation region is disconnected on the side of the first separation component. The separation region is provided with an inorganic layer structure on the base substrate. The inorganic layer structure includes multiple stacked inorganic film layers, the stopper pattern is located between two adjacent inorganic film layers and the first separation component is located on a side of the inorganic layer structure away from the base substrate.

Abstract: Multi-mode personal transportation and delivery devices and methods of use are disclosed herein. A device can include a communications interface, the communications interface configured to provide vehicle-to-everything communications, a device controller comprising: a processor; and a memory for storing instructions, the processor executing the instructions to: receive a first message from a service provider that the transportation device is to relocate to a location based on user demand; and activate a redistribution mode to cause the transportation device to autonomously navigate to the location.

Abstract: An osteotomy calibration method, calibration device, and an orthopedic surgery system are provided by present application. Firstly using the osteotomy calibration device to obtain the calculated position information of the current osteotomy plane, and then determining a position error between the calculated position information and a predetermined position information of a planned osteotomy plane, and if the position error exceeds a preset value, calculating and transmitting a relocation information to a robotic arm to control and relocate the robotic arm. By comparing and identifying the position error between the current osteotomy plane formed by the first osteotomy and the planned predetermined osteotomy plane, relocating the robotic arm, and performing a secondary correction of the osteotomy plane. In addition, by relocating the robotic arm and secondary correction of the osteotomy plane, additional bone nails which is to fix the navigation tool to the bone can be avoided.

Abstract: Provided are an ottoman linkage device, a frame body, and a seat. The ottoman linkage device includes an upper link, a lower link, a middle ottoman link, a first front ottoman link, a second front ottoman link, a first connection link, a second connection link, a front ottoman bracket, and a middle ottoman bracket. The upper link or the lower link is rotatable under a driving force to make the ottoman linkage device unfold or fold. By changing the length of the first connection link and the length of the second connection link, the magnitude of the driving force of the first connection link can be adjusted.

Abstract: Multi-mode personal transportation and delivery devices and methods of use are disclosed herein. A device can include a communications interface, the communications interface configured to provide vehicle-to-everything communications, a device controller comprising: a processor; and a memory for storing instructions, the processor executing the instructions to: receive a first message from a service provider that the transportation device is to relocate to a location based on user demand; and activate a redistribution mode to cause the transportation device to autonomously navigate to the location.

Abstract: The present application provides an intelligent sofa mechanical extension device, including a base, a driving component and an extension component, where the driving component and the extension component are disposed on the base. The driving component includes a motor and a motor guide rail that are disposed on the base. The motor guide rail is provided with a motor moving slider in a slidable manner. An end of the motor is connected to the moving slider. The moving slider is connected to a driving rod through a drive connector. The driving rod is disposed on the seat cushion support assemblies on the left and the right side. The extension component is driven to stretch or retract with back-and-forth movement of the motor moving slider along the motor guide rail.

Abstract: An interlockingly extending driving mechanism for an electric sofa, including a backrest adjusting assembly provided in a sofa seat frame. A footrest assembly is provided at one end, remote from the backrest, of the backrest adjusting assembly, and the backrest adjusting assembly is connected with the footrest adjusting assembly. The footrest adjusting assembly includes a supporting rod which is vertically and fixedly provided on the surface of one side of the backrest adjusting assembly, a driving unit is provided on the supporting rod, the driving unit is drivingly connected with a transmitting screw, an interlocking unit is movably connected to one end, close to the footrest, of the transmitting screw, the interlocking unit is movably connected with the footrest, and when the transmitting screw drives the interlocking unit to move, the interlocking unit drives the footrest assembly to extend or fold.

Abstract: The present application relates to a sofa backrest adjusting apparatus with integrated headrest and lumbar cushion, which comprises a frame body arranged in a sofa cover, wherein a support rod is arranged in the middle of the frame body, a bearing support frame is arranged on the support rod, and a headrest driving mechanism and a lumbar cushion driving mechanism are arranged on the bearing support frame; the headrest driving mechanism comprises a first power module and a first transmission lead screw, the lumbar cushion driving mechanism comprises a second power module and a second transmission lead screw. According to the present application, when the first transmission lead screw and the second transmission lead screw are broken, only the second transmission lead screw needs to be replaced, so that the maintenance cost of the electric sofa can be reduced.

Abstract: Disclosed are a testing device and a testing method for adhesive strength of an inner hole coating. A pull rod of the testing device for the adhesive strength of the inner hole coating may apply an axial tension to the inner hole coating via a guide ring and an assisting assembly, and may also apply radial pressure to the inner hole coating via a tapered surface and the assisting assembly. And the press rod may apply a radial tension to the inner hole coating via the pull hook and the assisting assembly. The testing method for the adhesive strength of the inner hole coating adopts the above-mentioned testing device for adhesive strength of an inner hole coating, a tensile adhesive strength test and a shear adhesive strength test may be performed on a same device.

Abstract: A connecting device is configured to connect a spray gun and a spray device. The connecting device includes a balance adjusting assembly, a rotation radius adjusting assembly, a driving assembly and a docking assembly. The balance adjusting assembly includes a fixing plate and a slide block configured to slide in a dovetail groove of the fixing plate. The rotation radius adjusting assembly includes a slide seat slidably connected with the balance adjusting assembly. The driving assembly includes a screw assembly configured to drive the slide block and the slide seat to move synchronously toward or away from each other. The docking assembly is detachably connected with the rotation radius adjusting assembly and connected to the spray gun.

Abstract: Disclosed are a testing device and a testing method for adhesive strength of an inner hole coating. A pull rod of the testing device for the adhesive strength of the inner hole coating may apply an axial tension to the inner hole coating via a guide ring and an assisting assembly, and may also apply radial pressure to the inner hole coating via a tapered surface and the assisting assembly. And the press rod may apply a radial tension to the inner hole coating via the pull hook and the assisting assembly. The testing method for the adhesive strength of the inner hole coating adopts the above-mentioned testing device for adhesive strength of an inner hole coating, a tensile adhesive strength test and a shear adhesive strength test may be performed on a same device.

Abstract: A visualization system for simulating excavation of a fluid-structure interaction tunnel includes a fluid-structure interaction tunnel model system, a tunnel model solution supply system, a detection system and an excavation system. The tunnel model solution supply system is configured to inject a nuclide solution to simulate a fluid pressure. The detection system is configured to detect a 3D deformation state of a tunnel surrounding rock and a 3D migration process of the nuclide solution. The excavation system is provided between the detection system and the tunnel model system to simulate tunnel excavation. During the tunnel excavation, a lifting device in the excavation system controls a drilling device to ascend to a set height for operation. During 3D detection, the lifting device controls the drilling device to descend to an initial height to avoid affecting the detection of a detection device.

Abstract: A flip headrest device adapted for a sofa includes a sofa frame and a flip mechanism. The sofa frame includes a sofa frame top and two sofa frame sides that are cooperatively connected. The flip mechanism includes a driver rotatably connected in the sofa frame, a flip lever rotatably connected to the driving member, a planar link mechanism cooperatively connected to both ends of the flip lever, and a headrest portion disposed at an upper end of the sofa frame top. The planar link mechanism includes a crank rod, a first link and a second link. The crank rod has one end being fixedly connected to the flip lever, a middle portion being rotatably connected to the first link, and the other end being rotatably connected to the second link. The first and second links pass through the sofa frame top and are rotatably connected to the headrest portion.

Abstract: A head and waist integrated device includes a bracket body. The bracket body is provided with a headrest flipping mechanism and a waist ejecting mechanism. The waist ejecting mechanism includes a fixing base fixedly connected to the bracket body, a first driver rotatably connected to one end of the fixing base, a folding link assembly respectively rotatably connected to the first driver and the fixing base, and a waist ejecting member rotatably connected to the folding link assembly. The folding link assembly has a plurality of links disposed therein, crossing and rotatably connected to each other.