38results about How to "Fast implant" patented technology

Present invention is a medical catheter apparatus used for implanting a vascular stent into a vessel of a living body comprising a catheter (2) provided with a balloon (3), on which a vascular stent (4) is mounted, and a sheath into which the catheter is relatively movably inserted. The catheter is provided at the middle portion with a guide wire leading-out opening (11) for leading out the inserted guide wire (9) toward the side direction of the catheter, the sheath is provided at a middle portion with a guide wire drawing-out opening (13) for drawing the guide wire drawn from the catheter out of the sheath, and a guide wire drawing-out guiding mechanism (14) is provided between the guide wire leading-out opening and the guide wire drawing-out opening for guiding the guide wire led out from the guide wire leading-out opening to the guide wire drawing-out opening. The guide wire drawing-out guiding mechanism has a variable length from the guide wire leading-out opening to the guide wire drawing-out opening which varies in accordance with the relative movement of the sheath with respect to the catheter.

The present invention provides methods, systems and devices that reduce dyskinesis and hypokinesis. The contoured heart assist device of the present invention includes a selectively inflatable end-systolic heart shaped bladder with one or more contoured supports configured to surround at least a portion of the heart and provide curvatures similar to the proper shape of the heart when the device is pressurized and one or more fluid connections in communication with the selectively inflatable end-systolic heart shaped bladder for pressurization and depressurization.

An anchoring system for the implantation of at least one anchoring device in at least one preferably bone tissue, the system is disclosed, with some embodiments comprising:at least one anchoring device comprising a curved body extending between an anterior end intended to penetrate without any deformation in the bone tissue and a posterior end intended to remain turned outward of the bone tissue,at least one guide extending along a longitudinal axis between a posterior end and an anterior end and comprising at least one guiding surface, substantially along the longitudinal axis, able to guide at least one anchoring device.

A prosthetic heart valve can include a valve frame having a wireform portion and a stent portion. The wireform and stent portions can be undetachably coupled together via a plurality of upright struts so as to form a one-piece prosthetic heart valve frame. Alternatively, a self-expanding wireform portion and a balloon-expandable stent portion can be coupled together via one or more leaflets and a subassembly having a flexible leaflet support stent and a sealing ring. The wireform portion can include cusps and commissures configured to support a plurality of leaflets. The prosthetic valve can be radially collapsible for minimally invasive and / or transcatheter delivery techniques. Disclosed embodiments can also provide flexion of the wireform portion (e.g., of the commissures) in response to physiologic pulsatile loading when the valve is implanted in a patient's native valve annulus. Methods of making and using prosthetic heart valves are also disclosed.

Catheter system consisting of a sleeve, a catheter and a membrane partially arranged in the sleeve, which can be fixed in a skin passage unit in such a way that the catheter protrudes from the skin passage unit towards the interior of the body, wherein the individual components of the catheter system are inseparably connected to one another.

The invention discloses a method and a system capable of fast embedding a client-side game program to a browser. The method is that current game information of a game role is obtained, and necessary game resource groups of a current game are looked up in all game resource groups according to the current game information; the found game resource group necessary in operating the game is downloaded, and whether the necessary game resource group is downloaded is judged in preset time; if the necessary game resource group is downloaded, game resource data in the necessary game resource group are loaded in a plug-in of a browser; if the necessary game resource group is not downloaded, a waiting downloading state is displayed in the plug-in of the browser, and the input process of a user is prevented. Compared with the prior art, the method greatly reduces recoding and test work on client-side game data, and reduces the producing cost of changing a client-side game to a webgame.

The invention provides a repair assembly and a repair assembly implantation device, and relates to the field of medical instruments. The repair assembly comprises a first implant, a second implant anda wire clamping device; the first implant and the second implant respectively comprise a first fastening nail, a second fastening nail, a transverse pipe and locking lines; the first fastening nail and the second fastening nail are connected to the transverse pipe through connecting wires, and the locking wires are connected to the transverse pipe; and the wire clamping device is configured to clamp the locking wire of the first implant and the locking wire of the second implant so as to lock the distance between a first implant transverse tube and a second implant transverse tube. The repairing assembly implantation device is used for implanting the repair assembly into a human organ. The invention solves the technical problems that in the prior art, in an operation that two functional parts, separated due to pathological changes, in organs of the human body need to be closed, the structure and the implantation mode of an adopted repair assembly implanted into the human body are complex, and go against rapid operation and postoperative rapid recovery of a patient.

The present invention provides, among other things, multilayer film coating compositions, coated substrates and methods thereof. In some embodiments, a structure, comprising a substrate and a multilayer film on the substrate, wherein the multilayer film comprises a release layer and one or more layer-by-layer films. In some embodiments, a structure comprising a microneedle substrate and a multilayer film coated on at least portion of the microneedle substrate, wherein the multilayer film comprises an agent for delivery.

The invention provides a fastening nail and a fastening nail implantation device, and relates to the technical field of medical instruments. The fastening nail comprises a nail base and a spiral part;the front end of the spiral part forms a sharp end, the rear end of the spiral part is fixedly connected to the front end of the nail base, and a first positioning part is arranged on the end face ofthe rear end of the nail base. The fastening nail implantation device is used for implanting the fastening nail into a human body; the device comprises a base, a conveying cable and an anchoring handle; the rear end of the conveying cable is connected to the anchoring handle, and a second positioning part is arranged at the front end of the conveying cable; the anchoring handle is installed on the base, and the anchoring handle is configured to drive the conveying cable to rotate under a first working condition and drive the conveying cable to release the fastening nail under a second workingcondition. The technical problems that in the prior art, when a shifting fork is used for screwing a fastening nail into human tissue, the fastening nail is prone to loosening from the shifting fork,so that the operation completion time is delayed, the risk of a patient in an operation is increased, and postoperative wound healing of the patient is not facilitated are solved.

The present invention provides a fully intrathoracic artificial pacemaker. The pacemaker is of sufficiently compact size to allow for implantation of both the electrode and the power source within the chest cavity. In exemplary embodiments, a screw-type electrode is used for connection to heart tissue, and a relatively short lead is used to connect the electrode to a battery unit, which can comprise electronics for control of the pacemaker. An assembly for implanting the pacemaker, as well as methods of implanting the pacemaker, are disclosed. In embodiments, the device is designed as a fetal pacemaker.

The invention relates to a sighting device for pelvis internal fixation. The sighting device comprises a positioning part and a regulating mechanism. A guide through hole which allows a mark pin to penetrate through is formed in the positioning part. The regulating mechanism is provided with a longitudinal rotating assembly, a horizontal rotating assembly, a longitudinal translation assembly and a horizontal translation mechanism, the longitudinal rotating assembly rotates around the longitudinal axis to drive the positioning part to rotate around the longitudinal axis, the horizontal rotating assembly rotates around the horizontal axis to drive the positioning part to rotate around the horizontal axis, and the longitudinal translation assembly and the horizontal translation mechanism drive the positioning part to move longitudinally and horizontally respectively. The positioning part is detachably or fixedly connected with at least one of the four assemblies. The plane formed by the longitudinal direction and the horizontal direction is at included angle with the extension direction of the guide through hole. The sighting device can help a doctor to position the implantation target point of a hollow screw accurately under the condition that the radiation times are few.

The invention discloses an intervertebral fusion cage and a mounting tool thereof. The intervertebral fusion cage comprises a frame body, a first support body, a second support body and a driving mechanism. One end of the frame body is provided with a light hole, the other end is provided with a threaded hole, and two outer side walls provided with a threaded hole are provided with clamping grooves. A first inclined slide way is arranged on the inner wall of the first support body; A second inclined slide way is arranged on the inner wall of the second support body; A drive mechanism includesa drive frame, an adjustment mechanism, and a guide rod. When the drive frame slides within the frame, the first support body and the second support body are driven away from each other or close to each other. The mounting tool comprises a plier body, a movable sleeve, an adjusting sleeve and an adjusting rod. Two elastic clamping rods arranged in parallel are arranged at one end of the plier body, and the free ends of the two elastic clamping rods are provided with a hook body engaged with a clamping groove. The invention has the advantages of better support stability, convenient implantationand convenient operation.

Present invention is a medical catheter apparatus used for implanting a vascular stent into a vessel of a living body comprising a catheter (2) provided with a balloon (3), on which a vascular stent (4) is mounted, and a sheath into which the catheter is relatively movably inserted. The catheter is provided at the middle portion with a guide wire leading-out opening (11) for leading out the inserted guide wire (9) toward the side direction of the catheter, the sheath is provided at a middle portion with a guide wire drawing-out opening (13) for drawing the guide wire drawn from the catheter out of the sheath, and a guide wire drawing-out guiding mechanism (14) is provided between the guide wire leading-out opening and the guide wire drawing-out opening for guiding the guide wire led out from the guide wire leading-out opening to the guide wire drawing-out opening. The guide wire drawing-out guiding mechanism has a variable length from the guide wire leading-out opening to the guide wire drawing-out opening which varies in accordance with the relative movement of the sheath with respect to the catheter.

The invention discloses a radiotherapy positioning gold label recovery device and a use method thereof. The radiotherapy positioning gold label recovery device comprises a positioning gold label and recovery claw forceps, and is characterized in that the positioning gold label comprises a gold label body and an elastic fixing structure; the elastic fixing structure comprises a fixing section, an extension section and a spiral section which are connected in sequence; the fixing section is embedded in the gold label body, so that the fixing section and the gold label body are tightly connected,and relative sliding or displacement between the fixing section and the gold label body is avoided; a small magnetic ball is arranged at the end, far away from the extension section, of the gold labelbody; the recovery claw forceps comprise an operating handle; the tail part of the operating handle is connected with an outer sheath tube of a hollow structure; and a zipper used for driving the claw forceps to be opened and closed is movably linked to the interior of the outer sheath tube. According to the invention, effective fixation in the lung trachea is achieved through the gold label structure with the spiral section, and gold label displacement caused by breathing is effectively avoided; and the gold label can be conveniently recovered through the cooperation of a claw forceps body in the recovery claw forceps and the small magnetic ball.

A fine adjustment aiming device for far-end locking of femoral intramedullary nail comprises an aiming arm used for being detachably connected with an intramedullary nail handle, wherein an adjustingassembly is arranged on the aiming arm and comprises a transverse sliding block arranged on the aiming arm in a sliding mode, a longitudinal sliding block perpendicular to the sliding direction of thetransverse sliding block is arranged in the transverse sliding block, an aiming frame is arranged at the bottom of the longitudinal sliding block, a first adjusting block and a second adjusting blockwhich are opposite are arranged in the aiming frame in a sliding mode, a navigation hole is formed in each of the first adjusting block and the second adjusting block, a first adjusting screw is in threaded connection with a left end screw hole of the aiming frame and then rotationally connected with the first adjusting block, and a second adjusting screw is in threaded connection with a right end screw hole of the aiming frame and then is rotationally connected with the second adjusting block. The implantation position of far-end locking screws can be accurately determined through independent fine adjustment of the adjusting blocks, the operation time is shortened, the perspective frequency is reduced, medical staff and patients are protected, and the fine adjustment aiming device can beconnected and matched with various intramedullary nail handles on the market for use and has extremely high universality.

The invention relates to a stent fixture for implant for precision-guided insertion by which it is possible to stably, precisely, and rapidly perform puncturing for implant placement. In this technique, the implant is inserted into the gums and the bone through a stent. The stent fixture includes a fixing screw composed of a thread portion, a guide portion extending from the thread portion, a head portion provided at an upper end of the guide portion with diameter bigger than an outer diameter of the guide portion, and a fixing base composed of a support portion having predetermined supporting force with respect to the gums at the position where the fixing screw is attached to the bone and a guide coupling portion having a guide coupling hole having a shape corresponding to that of the guide portion.

The invention provides a method for efficiently repairing ALAS-2 gene mutation causing ring-like sideroblastic anemia by using a gene editing technology. The method comprises the step of using the gene editing technology to carry out gene modification on specific point mutation of a gene ALAS-2 of a hematopoietic stem cell of a sufferer efficiently and safely and recover expression of the gene ALAS-2, ferroheme synthesis and erythrocyte aging can recover to normal levels, and the aim of treating diseases is achieved.

The present invention provides a fully intrathoracic artificial pacemaker. The pacemaker is of sufficiently compact size to allow for implantation of both the electrode and the power source within the chest cavity. In exemplary embodiments, a screw-type electrode is used for connection to heart tissue, and a relatively short lead is used to connect the electrode to a battery unit, which can comprise electronics for control of the pacemaker. An assembly for implanting the pacemaker, as well as methods of implanting the pacemaker, are disclosed. In embodiments, the device is designed as a fetal pacemaker.

The invention provides a soluble microneedle patch as well as a preparation method and application thereof. The microneedle patch comprises a main body supporting component and sustained-release microspheres, and the main body supporting component is composed of a needle body and a base layer. The neurotoxin sustained-release microspheres are prepared from a functional component and a biocompatible high-molecular polymer material, and are coated in the needle body; the needle body is prepared from a hydrophilic high-molecular polymer and magnesium particles; and the base layer is prepared from an antibacterial high-molecular polymer material. The functional component is botulinum A. The microneedle patch disclosed by the invention effectively penetrates through a skin cuticle barrier, and as the hydrophilic high-molecular polymer material is rapidly dissolved in the skin, the sustained-release microspheres containing the functional component are implanted into a corium layer for long-term sustained release of the functional component, so that long-term treatment of diseases is realized.

The invention provides a tibia prosthesis implanted and fused with a tibia-talar joint. The tibia prosthesis comprises a tibia bone marrow needle which is used for inserting an insertion end of the tibia bone marrow needle into a medullary cavity at the proximal end of a tibia, and a tibia far-end fixing body of which one end is connected with the tibia bone marrow needle in a conical matching manner, and the other end is connected with the tibia far-end through a locking nail; and a protruding stand column is arranged on the end surface of the side, close to the tibia far-end, of the tibia far end fixing body and used for being inserted into the talus. The tibia prosthesis has the advantages that long-term postoperative biological fixation can be realized, the contact area is large, time required for realizing stable biological fixation is short, and the problems of breakage, displacement, dislocation and the like are not liable to occur.

The invention discloses an advertisement implantation system and method based on a layout module. The advertisement implantation system comprises a basic function module, an advertisement function module, a layout management module and an interface module, wherein the layout management module provides an online editing window for an operator; when a layout scheme with advertisement implantation isgenerated, an operator calls the existing basic function modules and advertisement function modules through the layout management module, drags and typesets the corresponding basic function modules and advertisement function modules by using a front-end dragging technology, edits attributes of the modules in the layout, and generates a page layout scheme after editing the layout and typesetting.The layout displayed by the APP interface is completely returned by the server, and the client only needs to realize the interface layout according to the configuration information in the layout and load the specified content configured by the sub-modules in the layout to realize the function of advertisement implantation.

The invention relates to an artery shunt suppository. The artery shunt suppository comprises a main body tube, a retractable tube and a pull wire; the main body tube is a bendable elastic tube; the retractable pipe is provided with a guide section and a threading hole; the guide section comprises a flaring end and a narrow end which are different in calibre size; furthermore, the flaring end with the relatively large calibre size faces the main body tube; the threading hole penetrates through the retractable tube in the axial direction and is communicated with the guide section; one end of the pull wire is connected with the tube body position of the main body tube; and the other end of the pull wire penetrates through the guide section and the threading hole. According to the artery shunt suppository, the operation of implanting a target blood vessel can be quickly and conveniently completed; and the implanting efficiency is improved.

The invention discloses an integrated implant which comprises an implanting portion and a fixed portion connected with the implanting portion. Artificial teeth are arranged on the fixed portion and integrally formed. The ends of the implanting portion are manufactured into the shapes of tips which are made of alloy, so that the implanting portion can be conveniently implanted into the alveolar bone. Rotary threads are arranged in the middle of the fixed portion, so that rotation of a rotary tool is facilitated. The artificial teeth and the implant are integrally formed, so that operation steps are reduced. The ends of the implanting portion are manufactured into the shapes of tips, so that implanting portion can be conveniently guided into the alveolar bone and quickly implanted into the tissue. Patients recover easily after operation.

The invention relates to a fast fault diagnosis control method for a position square wave signal of a switched reluctance motor. Aiming at the position square wave signal detected by a position sensor, a comprehensive mixed integral threshold value detection logic control method is used to realize the fault of the position square wave signal Diagnosis and fault classification, under the steady-state and dynamic operation of the high-speed switched reluctance motor, this method can immediately lock the fault and distinguish the fault type at the moment when the position square wave signal fault occurs; because this method can detect each position sensor The position square wave signal is processed independently, so in the whole position detection system, as long as there is a position square wave signal detected by a position sensor to be normal, the fault-tolerant operation of the motor under the position signal failure mode can be realized; the practical application of the design method of the present invention Among them, the rapidity and real-time performance of fault diagnosis and the accuracy of fault classification have important practical value for improving the fault tolerance of switched reluctance motor system.

The invention discloses a trans-catheter implanted artificial aortic valve stent and a delivery system thereof. The artificial aortic valve stent comprises a stent unit and supporting airbags; the stent unit includes a main supporting network pipe, connecting network pipes and auxiliary supporting network pipes; the connecting network pipes are distributed at two ends of the main supporting network pipe; the auxiliary supporting network pipes are distributed at the ends, away from the main supporting network pipe, of the connecting network pipes; ring surfaces formed by the main supporting network pipes and the auxiliary supporting network pipes at opposite sides of ring surfaces formed by the connecting network pipes are concave; the supporting airbags penetrate through the stent unit; the front end of each supporting airbag is provided with an opening and is connected with a mounting shell head, and the rear end of each supporting airbag is provided with an opening and is connected with an air tube; and the end, away from the supporting airbag, of the air tube is provided with a detachable air sealing nozzle. During application of the artificial aortic valve stent, the artificialaortic valve stent can be quickly and safely transplanted to an aortic valve stenosis position through the delivery system, and the difficulty of implantation is reduced, thus being beneficial to realizing rapid, efficient and safe implantation installation of the entire artificial aortic valve stent.

The invention discloses a (3D printing) artificial vertebral body system, which relates to the technical field of medical appliances. It includes an adjusting screw groove in the middle of the bottom end of the bionic hemivertebra; a thread groove in the middle of the top of the bionic hemivertebra; a fixing screw connected to the inner thread of the thread groove; vertical anti-slip lines are evenly opened on the outer surface of the fixing screw along the circumferential direction There is an adapter groove in the middle of the top of the bionic half cone; the adapter groove is connected with the thread groove; there is an operation window at the upper right end of the bionic half cone; the operation window is connected with the adapter groove; A honeycomb pouring layer; a silica gel layer is poured in the pouring layer; a connecting hole is opened in the middle part of the top of the silica gel layer; the connecting hole is connected with the matching groove. The beneficial effects of the invention are: the implantation of the artificial vertebral body is more convenient, the silica gel layer protects the vertebral body, reduces abrasion, has physiological curvature, does not cause damage to the vertebral body, and is more comfortable and safe for patients to use.