Shanghai Microport Cardioflow Medtech Co., Ltd.

Other

International Business Machines Corporation

Shanghai United Imaging Healthcare Co., Ltd.

China Unionpay Co., Ltd.

Shanghai Microport Medical (group) Co., Ltd.

Shanghai University of Engineering Science

Fresenius Medical Care Deutschland Gmbh

Suzhou Microport Orthorecon Co., Ltd.

Xiang Liu

Yu Meng Li

Baozhu Gui

Mingming Wu

Haishan Wang

Guoming Chen

Zhixiu He

Qiyi Luo

Jing Zhao

Sishuang Wan

Limin Zhang

Yu Li

Shaohui Chen

Yunlei Wang

Qifeng Yu

Jinzhi Hua

Long Wen Lan

Weiqi Yu

Jun Wan

Xuwen Wu

Wen Wu Na

Chengyun Yue

Xiao Yu Wang

Kee Jor

Changshou Liu

Wentao Zhou

Yunyu Shi

Yongxiang Xia

Lingxiao Lu

Xiaolong Chang

Chen Xin

Systems and methods for image rendering are provided. The methods may include: rasterizing a primitive to determine rendering parameters of primitive pixel points representing the primitive in a target image; determining depth of volume data pixel points representing volume data in a preset region in the target image; and performing a physical rendering operation on the volume data to obtain the target image based on the depth of the volume data pixel points, color information of the volume data pixel points, and the rendering parameters, wherein the rendering parameters at least include depth of the primitive pixel points and color information of the primitive pixel points.

Systems and methods for image rendering

An implant delivery tube fitting () and an implant delivery system. The implant delivery tube fitting () is used for loading and delivering an implant, and the implant delivery tube fitting () comprises, sequentially from a proximal end to a distal end, an outer tube () and a capsule (). The inner lumen of the capsule () is adapted to receive an implant, and the capsule () is provided at the distal end of the outer tube (). The capsule () has a telescopic structure, and the outer tube () can drive the capsule () to make a telescopic movement so that the capsule () is lengthened or shortened.

Implant delivery tube fitting and implant delivery system

A guide cap and a loading system for loading an implant into a delivery system are disclosed which are capable of simplifying operations required in interventional surgery using the implant. The guide cap has a lumen passing therethrough and includes: a conical section; a straight or conical tube in communication with a small open end of the conical section; and a flange, wherein a large open end of the conical section flares outward and thereby forms the flange. The loading system includes a guider and the guide cap. During the process of loading the implant into the delivery system, the guide cap enables the valve prosthesis to be coupled to the connector of the delivery system and allows the valve prosthesis to be compressed so as to be entirely capsuled in the delivery system with relatively easy and quick operations, thereby reducing surgery time during its clinical use.

Guide cap and loading system for loading implant into delivery system

Disclosed in the present invention are a vehicle-borne payment method and device, relating to the technical field of vehicle-borne security payment. The method includes: receiving a vehicle-borne payment request sent by a vehicle, the vehicle-borne payment request including vehicle identification information; according to the vehicle identification information, after the vehicle is determined as a registered vehicle, obtaining driving attribute data of the vehicle within the current time period, and a vehicle driving strategy of the vehicle; according to the driving attribute data in the current time period, and the vehicle driving strategy, determining a risk level corresponding to the vehicle-borne payment request; and sending the risk level to a transaction platform so that the transaction platform determines whether to make a payment according to the risk level. The vehicle driving strategy is, after the vehicle applies for registration, formed according to driving attribute data in a preset time period. In an embodiment of the present invention, it is ensured that even if a vehicle is stolen or used by others, the transaction platform determines whether to make the payment according to a risk level, thereby ensuring the security of vehicle-borne payment.

Method and device for vehicle-borne payment

Aspects of the present invention disclose a method for a two-node storage system. The method includes one or more processors creating a plurality of first logic unit groups in a first storage node of a storage system. The method further includes mapping each of the plurality of first logic unit groups to a number of storage slices from different storage devices in the first storage node. The method further creating a plurality of second logic unit groups in a second storage node of the storage system, by mirroring storage slices from a storage device in the first storage node to multiple storage devices in the second storage node. In response to identifying a failure of a first storage device in the first storage node, the method further includes recovering lost data based on data in the second storage node.

Two-node high availability storage system

A drive handle and system for delivering an implant are disclosed. The drive handle includes a manual control unit, an electrical control unit and a transmission mechanism. The manual control unit is connected to the transmission mechanism to actuate the transmission mechanism to drive a delivery catheter for delivering the implant. The electrical control unit is connected to the transmission mechanism to actuate the transmission mechanism to drive the delivery catheter. The drive handle is switchable between a manual drive/control mode and an electrical drive/control mode to drive the delivery catheter to deliver the implant. The operation is simple, and the operating physician can take full advantage of the two modes to perform the surgical procedure based on his/her own operational preferences. This can result in higher surgical accuracy. Further, by providing these two modes, the apparatus has an increased the security and a reduced surgical risk.

Driving handle for delivering implant, and delivery system

A multifunctional and multi-story crossroad for intensive land use relates to urban road construction engineering and solves technical problems of urban traffic jams through space division and streamlined design, without occupying the land outside the road. It achieves: operating smoothly without red lights, large vehicle-free intersection space on the ground, large parking areas, long 'side of the road' border between the parking area and roads, bicycle exclusive system. Technical elements include: learning from building design, multi-story crossroad, 'Turning Right and Looping Back technique', &#x201c;exclusive bikeway interlayer&#x201d;, &#x201c;adding a lane&#x201d;, and &#x201c;large steps above ramp of a tunnel.&#x201d; It is a combination of a smoothly flowing crossroad technique, viaduct and the tunnel. The main purposes are: for new construction and renovation of crossroad in congested cities, and development of city fast lanes, elevated roads and tunnels.

Multi-story crossroad and its traffic method with intensive land use and multiple functions

An implant capsule () and an implant delivery system are disclosed. The implant capsule () includes, sequentially from a proximal end to a distal end, a flexural section (-), a reinforcement section (-) and a radiopaque reinforcement ring (-). The reinforcement section (-) has higher strength than the flexural section (-). The implant delivery system includes the implant capsule (). The implant capsule () can ensure the implant to be deployed in a coaxial condition and prevent over-expansion due to large expansion forces exerted by a stent of the implant.

Implant capsule and implant delivery system

A device and method for loading an implant into a delivery system are disclose which are capable of simplifying operations required in interventional surgery using the implant. The device includes a guide cap (), a guider () and a guiding tube (). The guide cap () has a conical section () and a straight or conical tube () in communication with a small open end () of the conical section, and the conical section has a large open end () that flares outward, thereby forming a flange () facing the tube (). The guider () has tapered sections () that are tapered along an axis of the guider and thus form large and small open ends (). The small open end () has a diameter greater than a diameter of the small open end () of the conical section of the guide cap (). The guide cap () and the guider () are so sized that the flange () can cover and be locked to the guider (), with an end portion of the straight or conical tube () protruding from the small open end () of the guider (). The guiding tube () is a round tube with two open ends, in which the first open end has a diameter greater than the diameter of the small open end () of the conical section of the guide cap and smaller than the diameter of the small open end () of the guider.

Device and method for loading implant into delivery system

The present invention relates to a parallel image measurement method oriented to the insulating layer thickness of a radial symmetrical cable section. The method conducts the non-contact high-accuracy measurement based on the machine vision and the image analysis, adopts a GPU multi-core parallel platform for the high-speed measurement, extracts the useful information from the section image of the radial symmetrical cable, and then measures the insulating layer thickness. Compared with the prior art, the present patent can lower the time consumed for the accurate measurement, fill in the blank of the high-accuracy parallel image measurement of the insulating layer thickness of the radial symmetrical cable section in the domestic cable industry, break down the monopoly and technology blockade by related foreign manufacturers and improve the technology level of on-line testing of product quality in China, expedite the production automation progress of domestic manufacturer.

Parallel image measurement method oriented to the insulating layer thickness of a radial symmetrical cable section

An electric handle for delivering an implant is disclosed. The electric handle () includes an electric control unit (), a power-driven transmission mechanism (), a handle housing (), an outer tube anchor () and an inner tube anchor (), wherein: the electric control unit () is operatively coupled to the power-driven transmission mechanism () to actuate the power-driven transmission mechanism (); the power-driven transmission mechanism () is supported within the handle housing () and moveable together with the outer tube anchor (); the inner tube anchor () is disposed within the handle housing () and is configured to hold an inner tube () of a delivery system; and the outer tube anchor () is configured to hold an outer tube () of the delivery system and is fixed to an end of the outer tube (). A delivery system used especially for delivery of prosthetic valves is also disclosed, including an outer tube (), an inner tube (), an expandable implant () and the electric handle ().

Electric handle for implant delivery and delivery system

An implant delivery system is disclosed which includes an inner tube assembly, an outer tube assembly and a functional handle. The functional handle includes a threaded rod, a push-pull control member, a casing tube, a displacement tube, an inner tube fixing member, an outer tube fixing member and a stability tube fixing member. The threaded rod extends through a bore of the displacement tube. A fastener of the push-pull control member is able to engage a thread provided on a leading portion of the threaded rod. A trailing portion of the threaded rod is provided with a knob. The push-pull control member includes a fastener, springs and a button. The fastener is able to extend through a slot to engage a thread of the threaded rod in the displacement tube. The springs are configured to cause an automatic locking of the fastener and the threaded rod. The button is provided on the fastener. A cylindrical shell drives the displacement tube to move forward or backward along its longitudinal axis to cause the outer tube assembly to accordingly advance or retract. The delivery system can quickly, stably and accurately insert an implant into a target location.

Implant delivery system

An invasive cardiac valve comprises a tubular stent () and a valve (). One end of the tubular stent () is of a frusto-conical structure, the other end is wide open, and the diameter of the open end is greater than the diameter of the frusto-conical end. The valve () is attached to the frusto-conical end of the tubular stent (); and a delivery and retrieval hole () of the cardiac valve is provided at the top of the open end of the tubular stent (). Because the diameter of the open end is greater than the diameter of the frusto-conical end, the cardiac valve can be effectively fixed in a position of aortic annulus to prevent the cardiac valve displacement caused by the impact of the blood flow. Because the valve () is attached to the frusto-conical end of the tubular stent (), the valve () can totally avoid the left and right coronary ostia and does not affect the haemodynamics of the coronary artery. Because a delivery and retrieval hole () of the cardiac valve is provided at the top of the open end of the tubular stent (), the cardiac valve can be retrieved and reset at any time by handle control if it is found to be placed in an improper position during the release process.

Invasive cardiac valve

Growing community of inventors

Shanghai, China

Xiang Liu