Abstract: A cryogenic storage tank includes an inner tank, a shell and two support assemblies supported between the inner tank and the shell. The two support assemblies are provided on two opposite ends of the inner tank along the axis of the inner tank. The support assemblies all include a plurality of support members, and the plurality of support members of each support assembly are symmetrically provided with respect to the vertical centre axis plane of the inner tank, and each of the upper side and the lower side of the horizontal centre axis plane of the inner tank is provided with support members; each support member includes an inner end connected to the outer end of the inner tank and an outer end connected to the inner wall of the shell, and the support member is located in a different plane from the axis of the inner tank.

Abstract: A rigid endoscope device comprises a disposable endoscope body structure (2), a disposable antibacterial line mechanism (3) and a reusable camera mechanism (1). A light source (5) is provided near the front end of the endoscope body structure (2). The endoscope body structure (2) is integrated with or separated from the antibacterial line mechanism (3). The camera mechanism (1) can be linearly inserted into the endoscope body structure (2) from the rear end of the endoscope body structure (2). The antibacterial line mechanism (3) can be linearly connected to the rear end of the endoscope body structure (2) and seals at the rear end of the endoscope body structure (2), such that the camera mechanism (1) inside the endoscope body structure (2) is isolated from the outside. In the rigid endoscope device, a reusable camera mechanism (1) is isolated from the external environment and is not in contact with people, thereby effectively ensuring a sterile state thereof.

Abstract: An intratumor turbulent flow device, comprising: a turbulent flow disc of a double-layer metal wire braided structure, a developing mark is provided in the center of the turbulent flow disc, and metal wires in the center of the turbulent flow disc are fixed in the developing mark; a distal end of a release portion is connected to the developing mark; a pushing guide wire is connected to the turbulent flow disc through the release portion; and a microcatheter for transporting the turbulent flow disc. The pushing guide wire pushes, into a tumor cavity of an aneurysm along the microcatheter. The turbulent flow disc expands in the tumor cavity and is fitted to the inner wall of the tumor cavity. The release portion is broken restoring the center of the turbulent flow disc, and the developing mark is prevented from forming an embolism in the blood vessel.

Abstract: A double-balloon thrombolysis and thrombectomy device, comprising a catheter, an access sheath, and a hemostasis valve. The catheter comprises a base, a body, a first balloon, and a second balloon, the first balloon and the second balloon are sleeved over the body, the first balloon is located at a distal end of the body, and the second balloon is located at the proximal end of the first balloon; the base is connected to the proximal end of the body, and comprises a main connection port, a first connection port and a second connection port; the first balloon is connected to the first connection port, and the second balloon is connected to the second connection port; the surface of the second balloon is provided with a plurality of micropores; and the access sheath is sleeved over the catheter body, and connected to the catheter body through the hemostasis valve.

Abstract: A method for preparing an ultra-fine and uniform acrylamide-based polymer hydrogel filament. The method comprises: formulating a reaction solution of acrylamide-based polymer under ice bath conditions, and drawing the reaction solution into a reaction tube by a syringe; parabolically bending the two ends of the reaction tube upward; hanging the reaction tube for 2 h-8 h, and performing a baking reaction to obtain an acrylamide-based polymer hydrogel; vacuum drying the reaction tube for 4 h-8 h to obtain a dry filament of acrylamide-based polymer; cutting the reaction tube to obtain a plurality of short polymerization tubes having a preset length; pushing the dry filament of acrylamide-based polymer out of the short tube by a stainless steel wire; purifying same in a soaking solution to obtain an expanded filament of acrylamide-based polymer; and drying same to obtain a acrylamide-based polymer hydrogel filament having a preset external diameter.

Abstract: A conveying apparatus includes a conveying catheter. An insulation catheter over the conveying catheter, a conductive catheter over the outside of the insulation catheter, and a support spring connected to the conveying catheter; the support spring includes a second cathode connected to the conveying steel catheter via a conductive wire; the second cathode includes a second anode provided with a separation point, and connected to the conductive catheter through an anode conductive wire; the anode conductive wire and the cathode conductive wire run through the conveying catheter; the second anode, the anode conductive wire and the conductive catheter form a positive path connected to a positive electrode; the second cathode, the cathode conductive wire and the conveying catheter form a negative path, connected to a negative electrode; and the second anode and the second cathode conduct the positive path and the negative path through electrolyte in blood.

Abstract: The present disclosure relates generally to gaming machines, systems, and methods. As an example, a method is disclosed that includes enabling a user to interact with a game of chance via a user interface device of the electronic gaming machine, storing an amount of credit available for the player to play the game of chance in a credit meter, presenting the amount of credit available to the user via the user interface device, providing information from the credit meter to a wireless communication assembly, and transmitting, with the wireless communication assembly, the information from the credit meter to a game management system.

Abstract: A blood flow guide device conveying system comprises a blood flow guide device, a push guide wire, a support spring, a distal spring, a friction gasket, a distal marker, a proximal marker, and a complete release marker. The distal spring is provided at a distal end of the push guide wire. The distal marker is provided at a proximal end of the distal spring and configured to indicate a start state or completion state. The blood flow guide device is pre-mounted between the distal marker and the complete release marker. The friction gasket is provided on a distal end of the complete release marker. The proximal marker is provided on a distal end of the friction gasket. The friction gasket is used for stabilizing the blood flow guide device by pushing the push guide wire. The complete release marker is provided at a distal end of the support spring.

Abstract: The present disclosure relates generally to gaming machines, systems, and methods. As an example, a method is disclosed that includes enabling a user to interact with a game of chance via a user interface device of the electronic gaming machine, storing an amount of credit available for the player to play the game of chance in a credit meter, presenting the amount of credit available to the user via the user interface device, providing information from the credit meter to a wireless communication assembly, and transmitting, with the wireless communication assembly, the information from the credit meter to a game management system.

Abstract: Systems, methods and apparatus related to a method for constructing a field emission device. The method includes providing a metal cathode substrate; shaping a carbon fiber fabric into a pattern, creating a patterned carbon fiber fabric; and brazing at least a portion of the patterned carbon fiber fabric to the metal cathode substrate.

Abstract: The present disclosure relates generally to gaming machines, systems, and methods. As an example, a method is disclosed that includes receiving an invitation that provides a description of audio content to be shared, providing a query to a user of an electronic gaming machine requesting a confirmation to play the audio content to be shared, receiving a positive response to the query, sending a command to a different electronic gaming machine to transmit the audio content to be shared, receiving the audio content to be shared from the different electronic gaming machine, identifying a subset of a plurality of speakers from a speaker array to activate based on a determined position of the user relative to the speaker array, and causing the identified subset of the plurality of speakers to output the audio content to be shared as part of a directed sound beam.

Abstract: Gaming devices, systems, and methods include a gaming device that includes a display device and an image capture device to capture a plurality of images of an eye of a player of the gaming device at a plurality of respective times. The gaming device generates, for each image of the plurality of images, gaze direction data indicative of a gaze direction of the eye of the player at the respective time corresponding to the image. The gaming device accesses a player database including player data for a plurality of players, the player data including, for each player, stored gaze data. Based on the gaze direction data and the stored gaze data, the gaming device determines a player parameter value corresponding to a player parameter for the player. Based on the player parameter value, the gaming device modifies a game feature of a wagering game at the gaming device.

Abstract: Systems, methods and apparatus related to a method for constructing a field emission device. The method includes providing a metal cathode substrate; shaping a carbon fiber fabric into a pattern, creating a patterned carbon fiber fabric; and brazing at least a portion of the patterned carbon fiber fabric to the metal cathode substrate.

Abstract: The present disclosure relates generally to gaming machines, systems, and methods. As an example, a method is disclosed that includes enabling a user to interact with a game of chance via a user interface device of the electronic gaming machine, storing an amount of credit available for the player to play the game of chance in a credit meter, presenting the amount of credit available to the user via the user interface device, providing information from the credit meter to a wireless communication assembly, and transmitting, with the wireless communication assembly, the information from the credit meter to a game management system.

Abstract: The present disclosure relates to systems employing directional sound recordings in a casino environment.

Abstract: The present disclosure relates to a delivery catheter and the stepwise release of a stent from the catheter into the vasculature of a patient, as well as a loading device for a transcatheter heart valve (THV) prosthesis.

Abstract: The present disclosure relates generally to gaming machines, systems, and methods. As an example, a method is disclosed that includes enabling a user to interact with a game of chance via a user interface device of the electronic gaming machine, storing an amount of credit available for the player to play the game of chance in a credit meter, presenting the amount of credit available to the user via the user interface device, providing information from the credit meter to a wireless communication assembly, and transmitting, with the wireless communication assembly, the information from the credit meter to a game management system.

Abstract: Gaming devices, systems, and methods include a gaming device that includes a display device and an image capture device to capture a plurality of images of an eye of a player of the gaming device at a plurality of respective times. The gaming device generates, for each image of the plurality of images, gaze direction data indicative of a gaze direction of the eye of the player at the respective time corresponding to the image. The gaming device accesses a player database including player data for a plurality of players, the player data including, for each player, stored gaze data. Based on the gaze direction data and the stored gaze data, the gaming device determines a player parameter value corresponding to a player parameter for the player. Based on the player parameter value, the gaming device modifies a game feature of a wagering game at the gaming device.

Abstract: The present disclosure relates generally to gaming machines, systems, and methods. As an example, a method is disclosed that includes receiving an invitation that provides a description of audio content to be shared, providing a query to a user of an electronic gaming machine requesting a confirmation to play the audio content to be shared, receiving a positive response to the query, sending a command to a different electronic gaming machine to transmit the audio content to be shared, receiving the audio content to be shared from the different electronic gaming machine, identifying a subset of a plurality of speakers from a speaker array to activate based on a determined position of the user relative to the speaker array, and causing the identified subset of the plurality of speakers to output the audio content to be shared as part of a directed sound beam.

Abstract: The present disclosure relates generally to gaming machines, systems, and methods. As an example, a method is disclosed that includes enabling a user to interact with a game of chance via a user interface device of the electronic gaming machine, storing an amount of credit available for the player to play the game of chance in a credit meter, presenting the amount of credit available to the user via the user interface device, providing information from the credit meter to a wireless communication assembly, and transmitting, with the wireless communication assembly, the information from the credit meter to a game management system.