Abstract: The present disclosure belongs to the technical field of acupuncture apparatuses and discloses an acupuncture apparatus for a blind method. The acupuncture apparatus includes a treatment needle kit. The treatment needle kit includes a first needle tube and a first descending control component as well as a first depth adjustment component, a first descending component and a treatment needle which are arranged in the first needle tube in sequence from top to bottom. The first descending component drives the treatment needle to move downwards in the first needle tube. The first descending control component is configured to adjust a position of the first descending component in the first needle tube so as to control a descending distance of the treatment needle. The treatment needle kit of the present disclosure can control the descending distance of the treatment needle, so as to achieve controlling over a depth of acupuncture.

Abstract: A method includes inferring a user intent to capture a level image based on user positioning of a camera. Based on the inferred user intent, the method includes causing a viewfinder to enter a level-lock mode, wherein the level-lock mode comprises displaying a preview level image in the viewfinder, wherein the preview level image is rotated based on an orientation of the camera relative to a level orientation. The method further includes receiving a signal indicating to capture an image. Based on the viewfinder being in the level-lock mode, the method includes providing a captured level image, wherein the captured level image is rotated based on the orientation of the camera relative to the level orientation.

Abstract: The present disclosure provides a backlight module and a display device. The backlight module includes a light guide plate, a light source assembly, and a driving circuit. The light guide plate includes a light-emitting surface, a bottom surface opposite to the light-emitting surface, and a lateral surface connecting the light-emitting surface and the bottom surface. A mounting groove is provided on the lateral surface. The light source assembly is arranged in the mounting groove. The driving circuit is electrically connected to the light source assembly. The driving circuit is arranged on at least one of the light-emitting surface and the bottom surface, and the driving circuit is located adjacent to the light source assembly.

Abstract: The disclosure provides a method, apparatus and system for managing a cluster access permission, an electronic device and a computer-readable medium. The disclosure relates to the technical field of cloud computing. A specific implementation scheme of the method comprises: automatically acquiring an access permission policy of a first cluster managed in a plurality of clusters; and acquiring access permission information between the first cluster and one or more second clusters associated therewith that is included in the access permission policy; automatically updating, in a case where it is monitored that resources of the one or more second clusters have changed, the access permission information included in the access permission policy; dynamically managing the plurality of clusters by using the updated access permission information.

Abstract: This disclosure provides a communication method and a communication apparatus. The method is applied to a software baseband architecture receiver, and the method includes: receiving a first signal; allocating a processing resource to the first signal based on parameter information of the first signal, where the processing resource includes at least one of a processing algorithm for channel estimation (CE) or a processing algorithm for multiple-input multiple-output (MIMO) detection; and performing CE and MIMO detection on the first signal based on the processing resource.

Abstract: The present disclosure provides a network anti-replay method and apparatus, an electronic device, and a storage medium. The method includes: according to a current packet number of a currently received data packet, determining a section to which the current packet number belongs in a replay window, with the replay window being divided into sections, and each section being configured to record packet numbers of L received data packets which belong to the section; and L being smaller than T, and T being a total number of packet numbers belonging to the section; and in a case where the current packet number is not coincident with packet numbers recorded in the determined section and the current packet number is not coincident with packet numbers of recently received N historical data packets, performing integrity authentication on the currently received data packet, with N being a natural number greater than 1.

Abstract: In one aspect there is provided a method for providing privacy, where the method is performed by a network node (e.g., gNB) and includes: obtaining a first security parameter (e.g., an encryption key) for use in concealing information (e.g., TSI originating from a TSN) associated with a first network (e.g., a first NPN); receiving information transmitted by a node (e.g., a node within the TSN); concealing the information using the obtained security parameter (e.g., encrypting the TSI using the encryption key), thereby generating concealed information; including the concealed information in a SIB; and broadcasting the SIB over the air.

Abstract: A disulfide cross-linked hyaluronic acid gelatin for postoperative abdominal (pelvic) adhesion prevention and a preparation method therefor, wherein the content of disulfide cross-linked hyaluronic acid of the disulfide cross-linked hyaluronic acid gelatin is among 3-8mg/mL. The disulfide cross-linked hyaluronic acid gelatin not only has favorable biocompatibility, but also has favorable prevention effects on tissue adhesions when being used for postoperative abdominal (pelvic) adhesion prevention.

Abstract: Systems and methods are disclosed for measuring Round Trip Time (RTT) and, in some embodiments, one-way latency between nodes of a cellular communications system. In one embodiment, a method performed by an observation function comprises observing, at a first time in a first direction of a communication path between first and second nodes of a cellular communications system, a packet with a first latency spin bit at or above a Packet Data Convergence Protocol (PDCP) layer set to a first value and storing the first time. The method further comprises observing, at a second time in the first direction of the communication path between the first and second nodes, a packet with the first latency spin bit set to a second value and storing the second time. The method further comprises computing a RTT as a difference of the second time and the first time.

Abstract: In accordance with an embodiment, A device includes: a first node configured to be coupled to a component to be tuned; a second node configured to be coupled to an inductor; a path including a capacitor coupling the first node and the second node; and a first switch coupled between the second node and a ground node.

Abstract: A magnetic resonance imaging system and a coil positioning method therefor are provided. The method includes: detecting an edge position of a radio frequency coil, wherein at least a portion of the radio frequency coil is located in the maximum scan field of view of a magnetic resonance imaging system; and determining, according to the edge position, a second distance by which a table is to be moved, wherein after the table is moved by the second distance, the center position of the radio frequency coil is aligned with a scan center.

Abstract: A method and system are provided for detecting an object within a predetermined region around a magnetic resonance imaging device. The method comprises: acquiring an image captured for a space where the magnetic resonance imaging device is located, the image including an edge of at least a portion of the predetermined region around the magnetic resonance imaging device; performing object detection according to the image; and determining, according to a result of the object detection and position information of at least the portion of the predetermined region, whether the object exists within the predetermined region. This approach enables detection of an object within a restricted region of a magnetic resonance imaging device, thereby achieving safety monitoring of the environment around the magnetic resonance imaging device.

Abstract: A connection method for an audio playback apparatus group, the audio playback apparatus group including a first audio playback apparatus and a second audio playback apparatus each sharing a first address and a second address, and the connection method including establishing a first connection between the first audio playback apparatus and the second audio playback apparatus using the first address, the first connection being based on a first Bluetooth mode, establishing, by the first audio playback apparatus, a second connection and a third connection with a first audio source device using the second address, the second connection being based on the first Bluetooth mode, and the third connection being based on a second Bluetooth mode, and establishing, by the second audio playback apparatus, a fourth connection with the first audio source device using the first address, the fourth connection being based on first Bluetooth mode.

Abstract: A motion control system includes a control platform, and at least one mobile device. The control platform communicates with each mobile device via at least two communication links. The control platform is configured to generate an emergency stop instruction in a case that it is detected that a safety event has been triggered, and transmit the emergency stop instruction to the mobile device via a first communication link. The emergency stop instruction complies with a preset safety communication protocol, and the first communication link is a communication link with the preset safety communication protocol among the at least two communication links. The mobile device is configured to receive the emergency stop instruction via the first communication link, parse the emergency stop instruction by using the preset safety communication protocol, and execute a shutdown operation according to a parsing result.

Abstract: An ablation catheter and an ablation system are provided. The ablation catheter includes a sheath and an ablation assembly. The ablation assembly is disposed at a distal end of the sheath for performing ablation and isolation on a target tissue area. The ablation system includes the ablation device and a mapping device, the mapping device includes a mapping electrode arranged at a distal end of the ablation catheter, and the mapping electrode is used for collecting electrophysiological signals in the target tissue area.

Abstract: Disclosed are a Bluetooth connection method of a wireless earphone and a wireless earphone including a first and a second earphone, and the Bluetooth connection method including: establishing at least one of a first Bluetooth connection and a second Bluetooth connection between a target terminal device and the first earphone; obtaining device information about the target terminal device based on establishing the second Bluetooth connection between the target terminal device and the first earphone; transmitting the device information and connection status information about the first earphone to the second earphone; and transmitting a directed advertisement and a first undirected advertisement or transmitting the first undirected advertisement based on the device information and the connection status information, to establish the second Bluetooth connection between the target terminal device and the second earphone; wherein the device information comprises an address and an Identity Resolution Key of the target

Abstract: A scanning region setting method for a medical imaging system is provided. The method includes: setting a first scanning region in a reference medical image, the reference medical image being a composite image generated by stitching a first medical scan image and a second medical scan image, or the reference medical image including any one of the first medical scan image and the second medical scan image, where the first scanning region is located on at least one of the first medical scan image and the second medical scan image.

Abstract: A magnetic resonance system and a scanning method for a magnetic resonance system are provided. The method includes: acquiring a type of a radio frequency coupling coil; and on the basis of the type of the radio frequency coupling coil, determining a parameter for performing a magnetic resonance scan on a subject to be examined; the radio frequency coupling coil is positioned relative to the subject to be examined, and when positioned within a body coil of the magnetic resonance system, the radio frequency coupling coil is configured to generate electromagnetic coupling with the body coil to receive a radio frequency pulse from the body coil, so as to generate a radio frequency field for exciting the subject to be examined.

Abstract: An ablation device and an ablation system provided with an ablation device, include an ablation assembly and an adjustment assembly provided at the proximal end of the ablation assembly. The adjustment assembly includes an outer catheter and an inner catheter which extend axially. The ablation assembly includes a supporting framework and an ablation member provided on the supporting framework. The supporting framework includes a positioning frame and a bearing frame. The positioning frame is provided at the distal end relative to the bearing frame, the distal end of the outer catheter is connected to the proximal end of the bearing frame, the distal end of the inner catheter is connected to the distal end of the positioning frame. During moving of the inner catheter relative to the outer catheter, the supporting framework deforms, and the deformation ratio of the positioning frame is less than that of the bearing frame.

Abstract: A method for controlling a set of wireless earphones, including: establishing a first Bluetooth (BT) connection between a first earphone of the set of wireless earphones and a source apparatus; based on the source apparatus supporting Ultra Wide Band (UWB) connections: establishing a first UWB connection between the first earphone and the source apparatus, and a second UWB connection between a second earphone of the set of wireless earphones and the source apparatus; and receiving, by the first earphone, audio data from the source apparatus using the first UWB connection, wherein the audio data is received from the source apparatus by the second earphone using the second UWB connection.