446results about How to "Lower surgery costs" patented technology

A robot aided surgical system for the bone setting operation with the locking intramedullary nail is composed of multifunctional automatic operation bed, robot, bone setting regulator on said robot, bone fixing mechanism, high-accuracy full-automatic X-ray machine with C-shaped arm, navigation robot, robot controller, master hand control station, and slave hand control station.

The invention relates to a minimally invasive surgical instrument auxiliary system. The system solves the technical problems that a surgery tool has complicated operation and low flexibility during the operation of an existing minimally invasive surgery, eye and hand movement is uncoordinated during the operation of a doctor, and hand shaking of the doctor may affect the quality of the surgery. The system includes a main operating arm and a slave operating arm for tracking the movement of the main operating arm. The system is widely used in the technical field of medical instruments.

The invention relates to a split type minimally-invasive surgery instrument aid system, and solves the technical problems that in an existing minimally-invasive surgery operation process, operation ofa surgical tool is complicated, the flexibility is low, when a doctor operates the surgical tool, hand motion does not coordinate with eye motion, and when the hands of the doctor shake, the surgicalquality can be affected. The split type minimally-invasive surgery instrument aid system comprises a main operating console and a slave operating device, and the main operating console is used for collecting information of the hand motion of the doctor and controlling motion of the slave operating device. The split type minimally-invasive surgery instrument aid system is widely used in the technical field of medical devices.

A dual-layer bag catheter is composed of two ball layers and three cavities. Its internal bag layer is used for expanding blood vessel. Its external bag layer made of unique millipore film is used for delivering the therapeutic genes or medicine to the wall of blood vessel or target organ.

The invention discloses a tissue hemostasis clamping device, comprising a clamp, a releasing mechanism, a drawing assembly, a handle assembly and an external sheathing canal, wherein the clamp comprises a clamping plate and a connector integrally fixed with a pull-push end of the clamping plate; the pull-push end of the clamping plate and the connector can slide back and forth in a tightening pipe, the connector is buckled with the tightening pipe by a loose-preventing mechanism; the front part of the tightening pipe is provided with a stopper; a clamping arm of the clamping plate is provided with a closing stop; the releasing mechanism comprises a pull-push pipe, wherein the front part of the pull-push pipe is connected with the connector in a manner of connection failure when the front part of the pull-push pipe bears the stress exceeding a predetermined tensile force, while the rear part of the pull-push pipe is fixedly connected with a drawing steel wire; the front part of the connection pipe is connected with the rear part of the tightening pipe by a slipknot, and the rear part of the connecting pipe is fixedly connected with a sheathing tube; and the slipknot connection of the connection pipe and the tightening pipe is relieved by a pull-push pipe through the releasing mechanism. With the adoption of the technical scheme, the device has advantages of simple and reasonable structure, stable and reliable clamping, possible repeated pre-clamping, small volume of the clamp and smooth appearance.

The invention discloses an individual orthopedics department positioning sheet based on the medical image three-dimensional reconstruction and computerized design technology. The individual orthopedics department positioning sheet is manufactured based on 3D printing or other machining methods and is used for knee prosthesis. The positions of key positioning holes and cutting faces in knee prosthesis are particularly and accurately determined. Firstly, a skeleton model is reconstructed based on medical images; preoperative planning is carried out on the reconstructed model so as to determine important parameters of a lower extremity force line, a thighbone rotating shaft, an osteotomy reference point and the like and simulate osteotomies and prosthesis imbedding; by means of the results, the positioning sheet (in a single positioning type or a composite type) is determined and designed; a doctor logs into a data management module to query data. The single positioning type positioning sheet is formed by thickening and punching on an extraction face of the reconstructed model; the composite positioning sheet is a combination of the single positioning type positioning sheet and an osteotomy device, and the osteotomy positioning function is achieved. By means of the positioning sheet designed through an auxiliary system, the lower limb force line can be accurately reconstructed, and accurate osteotomies can be achieved; an informatization management method is provided by the data management module for operations, and convenience is brought to data storage and querying.

The invention provides an intravenous ultrasound-based ultrasonic diagnosis and photoacoustic therapy device and a therapeutic method thereof. The device comprises an interventional catheter, wherein a high-frequency ultrasonic transducer, a built-in optical fiber bundle and an automatic retraction device are arranged inside the interventional catheter; the automatic retraction device drives the transducer to rotate and move forward and backward through a guide wire which is arranged inside the interventional catheter; and a tunable pulsed laser for providing a laser source for photoacoustic therapy, a collection control card for detected data of the transducer and a computer with digital signal / image processing functions are arranged outside the interventional catheter. Based on the combination of intravenous ultrasound imaging and photoacoustic therapy technique, the device achieves synchronization of vascular ultrasound imaging and timely treatment of cardiovascular diseases and can ablate thrombi and break down plaques, so as to dredge blood vessels. With the device, doctors can grasp patient's conditions and carry out the treatment during interventional operations, the operation cost and treatment risk are reduced, and people are benefited.

An artificial blood vessel, a self-elastic blood vessel scaffold and their feeder for the surgical operation of blood vessel are disclosed. Said scaffold is fixed in the artificial blood vessel. Said feeder may be thecal tube type or silk binding type. It is suitable for treating the aortic lesion.

A digitized template used for orthognathic surgery comprises an occlusal splint, a maxilla left positioning plate, a maxilla right positioning plate, a maxilla left side connecting piece and a maxilla right side connecting piece; or comprises an occlusal splint, a chin left positioning plate, a chin right positioning plate, a strip body of which the two ends are respectively connected with the chin left positioning plate and the chin right positioning plate, a chin left side connecting piece and a chin right side connecting piece; or comprises an occlusal splint, a maxilla left positioning plate, a maxilla right positioning plate, a maxilla left side connecting piece, a maxilla right side connecting piece, a chin left positioning plate, a chin right positioning plate, a strip body of which the two ends are respectively connected with the chin left positioning plate and the chin right positioning plate, a chin left side connecting piece and a chin right side connecting piece, wherein the occlusal splint comprises a main plate, a left wing plate connected with the left front side of the main plate, and a right wing plate connected with the right front side of the main plate; all the components are designed through software, and manufactured by adopting a rapid forming method.

The invention provides an endoscope system, as well as an endoscope and inner and outer sheath kits, which can be used for forming the endoscope system, and belongs to the field of medical instruments. The endoscope system comprises the endoscope, a stop catch mechanism and an inner and outer sheath kit set, wherein the inner and outer sheath kit set comprises a plurality of inner and outer sheath kits; each inner and outer sheath kit comprises a clamping unit, an inner sheath and an outer sheath which sleeves the inner sheath and also detachably sleeves a protective casing; a first clamped part is arranged at the part, far away from the inserting end, of the endoscope; a second clamped part is arranged at the part, far away from the inserting end, of each inner sheath; and through clamping match between the clamping units and the first clamped part, as well as between the clamping units and the second clamped parts, the inner sheaths and the endoscope are fixedly connected in a freely mounting and dismounting manner. As for the same endoscope, the inner and outer sheath kits with different sectional sizes can be mounted, the requirements on instrument channels from operations in different fields can be met, accordingly, the endoscope allocation amount can be reduced, the equipment allocation cost and management cost are lowered, the instrument replacement time in an operation can be shortened, and the operation safety is improved.

The invention discloses a high-frequency minimally invasive surgery instrument for vascular melt closed cutting, which comprises a claw beam assembly with the diameter of 10-12mm / 5-8mm and a control grip assembly, wherein a fast plugging mechanism is arranged between the claw beam assembly and the control grip assembly; the claw beam assembly can be exchanged; the claw beam assembly comprises clamping forceps, a fork frame, a claw beam, a lock drum / conductive ring, a jaw steering thumb wheel, a clamping opening / closing drive mechanism, a cutter drive mechanism and a disposable control mechanism; and the control grip assembly comprises a grip housing, a clamping forceps control mechanism, a cutter control mechanism, a current / signal switch and conduction device, a claw beam assembly exchange / lock mechanism, and a cutting safety mechanism. The high-frequency minimally invasive surgery instrument has the beneficial effects that the disposable using method for exchanging the claw beam is adopted; the purposes of reducing the surgery cost and preventing a patient from being threatened by cross infection are achieved, and the high-frequency minimally invasive surgery instrument is positively significant for the development of the minimally invasive medical career in China.

The invention discloses an anti-restenosis digestive tract stent which is characterized in that a main body (1) is formed by connecting a plurality of stent units (2) and an easily-bent connecting part (3), wherein two ends of the connecting part (3) are respectively connected with the corresponding stent unit (2), the main body (1) is of a right circular cylinder structure which is easy to bend or a composite structure which is easy to bend and consists of a cylinder and a cone; and each stent unit (2) is of an integral structure formed by carving a metal pipe material or a structure formed by weaving a silk material, and the connecting part (3) is formed by weaving a metal line material or plastic line material with good flexibility. The anti-restenosis digestive tract stent has better radial supporting strength and better compliance, and ensures that the stent has the advantages of more accuracy of positioning, difficulty in translocation, low restenosis incidence and the like.

The invention provides a balloon guide catheter, and in particular relates to the technical field of medical apparatus and instruments. The catheter is a composite pipe composed of an outer tube, an inner tube, and a suction tube positioned at the far end of the catheter which are coaxial, and a flexible balloon capable of realizing the full or contraction state is connected to the outer layer ofthe far end of the outer tube; an annular cavity between the inner tube and the outer tube forms a balloon filling cavity; the far end of the inner tube is welded to the near end of the suction tube;an inner cavity of the inner tube is connected with the inner cavity of the suction tube in series to form a guide cavity of the catheter, namely, a thrombus suction cavity; a main inner hole of a Y-shaped joint communicates with the inner cavity of the inner tube to form a wire guide cavity and the thrombus suction cavity; and the axis of side holes of the Y-shaped joint and the axis of the maininner hole of the Y-shaped joint have intersection at the near end direction of the catheter to form an acute angle, and the side holes of the Y-shaped joint and a gap between the outer wall of the inner tube and the inner wall of the outer tube communicate to form the balloon filling cavity. For the balloon guide catheter, during the interventional treatment process, blood flow can be blocked, sothat small broken thrombus is prevented from blocking the far end, and meanwhile, large thrombus blocks at the near end can be sucked, so that the surgery effect is greatly improved.

A celioscope suture tying device belongs to the technical field of surgical instrument and is composed of a suturing device and a pair of pliers for holding and cutting wires which are matched for using, the suturing device of the invention adopts the lever principle, the suturing needle can rotate 120 degrees to front and side, so that the suturing needle machine can pass in and out the abdominal cavity flexibly. The suturing device of the invention can transfer wire, suture, tie and cutting wires in each direction in the abdominal cavity, when the pair of pliers holding and cutting wires is used in operation. The invention can replace ferrule technology, suture tying technology and danger position electric coagulation hemostasia technology or the like adopted by the celioscope operation at present, can improve the safety of the celioscope operation, can shorten the operation time, can save the materials and can reduce the operation costs.

The invention discloses a nailing robot system and a nailing control method thereof. The nailing robot system comprises a mechanical arm, wherein a force sensor, a registration device and a surgical instrument are mounted at the front end of the mechanical arm; the force sensor is mounted between the mechanical arm and the surgical instrument and used for detecting the change of force in a drilling and nailing process; the registration device is installed in a mechanical interface position of the front end of the mechanical arm and used for registration between the mechanical arm and an imageacquisition device; an image distortion correcting device is connected with the image acquisition device and used for distortion correction of the image acquisition deice; the image acquisition deviceis used for acquiring surgical images; a remote workstation is connected with the mechanical arm and the image acquisition device through data lines, and is used for processing the surgical images acquired by the image acquisition device, planning a nailing path and controlling the mechanical arm to move. The system has a low hardware equipment requirement, and can reduce the surgical cost, makeadjustment according to image information fed back in a surgery in real time and improve the nailing accuracy.

The invention discloses an integral lumbar intervertebral titanium plate fusion apparatus, which comprises a fusion apparatus body consisting of a left support section, a right support section and a threaded section, wherein the end face of the left support section is provided with a titanium plate which is integrally molded with the fusion apparatus body; the middle part of the titanium plate is provided with a fusion apparatus holding interface; and threaded through holes are formed symmetrically in both sides of an accommodating device interface, and are positioned in both sides of the threaded section provided with screw threads. The titanium plate is integrally molded with the fusion apparatus body, so that aligning operation for accommodating the titanium plate through an accommodating device is eliminated, the surgery time is shortened, the surgical operation is simplified, and reduction in operation wounds is facilitated.

The invention discloses a bidirectional bend-adjusting endoscope, which comprises a front end part, an adjustable bending part, a hard insert part, an operation handle, and a light guide beam, an eyepiece component and an operation channel which can orderly penetrate through the operation handle, the hard inserting part, the adjustable bending part and the front end part. The adjustable bending part comprises several joints sleeved on the elastic supporting body and pull ropes penetrated at the inner part of the joint; there are two groups of pull ropes, the joint bending spaces closing to both sides between the joints can pass through the inner part of the joint; the front end of the pull ropes and the end joints fixedly connected with the front end part are fixed to form a stress anchorpoint; the tail end is fixedly connected with a reciprocating operation mechanism on the operation handle; the adjustable bending part can be controlled to vertically bend through the operation handle. The endoscope pipe body has straight state and bending state; the pipe body in straight state can insert to the patient body conveniently, the front end angle is adjustable when the pipe body is under the bending state; through the eyepiece component and the light guide beam, the touring location can be realized exactly, and the observing blind zone is reduced.

The present invention provides a bending device for use with an instrument for surgical operation which allows a distal end of the instrument to bend freely, an instrument for surgical operation having multiple functions, and a structure to actuate the instrument.

A medical biological clamping box for hair connecting is characterized by comprising a box cap (901), a box bottom (902), a biological clamping and pushing head (903), a push piece reset spring (904), a reciprocating push piece (905), a box cover (906), and a box body formed by buckling the box bottom (902) and the box cover (906), one end of the box body is provided with biological blood vessel clamps (5), the outlet end of the box body is sleeved with the box cap (901) so that the biological blood vessel clamps (5) can be guided between an upper jaw and a lower jaw, the last biological blood vessel clamp (5), away from the outlet end, in the box body abuts against one end of the biological clamping and pushing head (903), the other end of the biological clamping and pushing head (903) is provided with ratchet teeth which abut against pushing teeth on the reciprocating push piece (905), the force exerting end of the reciprocating push piece (905) extends out of the box body to abut against a push rod (4), one end of the push piece reset spring (904) abuts against the reciprocating push piece (905), and the other end of the push piece reset spring (904) abuts against a boss in the box body. The medical biological clamping box is simple in structure, safe and reliable.

The invention discloses a closed loop muscle relaxation iatrical effect monitoring and injecting method and a closed loop muscle relaxation injecting device. The method comprises the specific steps of: acquiring muscle myoelectricity feedback actions of a patient through an independently developed muscle relaxation monitoring piezoelectric inductor and operating to obtain a muscle relaxation monitoring data TOF (turnover of frequency) value; and controlling a stepper motor to operate at a specified speed so as to push an injector to administrate medicine at a set speed by using the TOF value as a feedback data base and by a microprocessor by combining a built-in muscle relaxation administration method. The scheme can monitor the muscle relaxation state of a patient in real time, objectively reflect the true iatrical effect condition of the muscle relaxant in the human body and display the TOF value of a muscle relaxation feedback value, and meanwhile, an injection system can automatically administrate the muscle relaxant in the whole course according to the TOF value. Moreover, artificial interventions are not needed, and the automatic administrated dosage and the method are obtained through a large quantity of population parameters. The invention ends the times of fuzzy muscle relaxant administration and can scientifically improve the controllability of the muscle relaxant, avoid medicine deficiency or excess and improve the operation quality.

The invention relates to a recalibration device (1) used during the acquisition of images of an anatomical area of a patient during robot-assisted surgery, including a body (3) made of radxoliacent material, which comprises fiducial markers (9) made of radiopaque material, said body {3) having a bearing surface (7) intended to be manually placed on a surface of said anatomical area of the patient.According to the invention, said fiducial markers (9) are arranged in a specific geometrical pattern enabling a certain detection of the positioning and orientation of the recalibration device (1) ina three-dimensional digital model built from the images derived from the acquisition of the anatomical area.

Provided is a cervical pedicle screw feeding guiding formwork. The formwork surface of the guiding formwork is a profiling faying surface of a spinous process area on a single section cervical vertebra; the back side of the faying surface of the guiding formwork is provided with a handle; corresponding to a spinous process bump of the spinous process area, a limiting through hole penetrates the handle and the guiding formwork, a limiting tail pin is movably installed in the limiting through hole, and the tip of the limiting tail pin is embedded into and penetrates the spinous process bump; corresponding to pedicles on the two sides of the spinous process area, bosses are protruded on the back side of the faying surface of the guiding formwork respectively, the bosses are provided with hollow access through holes, and sleeves are movably installed in the hollow access through holes. The sleeves are medical resin sleeves. The guiding formwork has a sufficient faying area and faying stability, the shaking of the guiding formwork relative to a vertebral plate during an operation is effectively prevented, the pin feeding accuracy can be guaranteed for different patients, and the operation difficulty and the operation risk are lowered. The medical resin sleeves are high in consistency degree with the human tissue, pin feeding guiding for double-side or single-side vertebral body guiding can be achieved.

The invention discloses an anatomy reconstruction skull patch filling a skull defect opening part. An edge shape of the patch is identical to an edge shape of the skull defect opening; a patch stereoscopic structure is identical to a skull defect stereoscopic structure; and the patch is made of degradable biological hard material. The invention further discloses an anatomy reconstruction skull patch quick manufacturing method. The patch manufacturing method can produce patches with high accuracy, great coupling property, great repairing exactness, firmness and safety as well as reliability; great patch structure and biocompatibility can be achieved; surgery cost can be reduced and time can be shortened; and post-surgery complications can be reduced.

The invention relates to a multifunctional gap pipeline controlled cryoablation system, gas in a gas bottle flows through a low-temperature stage refrigeration pipeline, a first medium-temperature refrigeration pipeline, a second medium-temperature refrigeration pipeline, a gas-saving / power regulation refrigeration pipeline or a progress normal temperature pipeline after passing by a main pipeline, and then enters a cryoablation needle through a gas inlet, or the gas flows through a return normal temperature pipeline or the first medium-temperature refrigeration pipeline after passing by the main pipeline, and then enters the cryoablation needle through a gas return port; the gas returning from the cryoablation needle flows through an exhaust pipeline and is exhausted into the air after passing by the gas return port or flows through a progress exhaust pipeline through the air inlet to be exhausted into the air. With the adoption of the multifunctional gap pipeline control scheme, theprocess optimization of the cryoablation operation can be facilitated, and functions of different temperature gear treatment, ice ball control, gas saving, effectiveness and safety improvement and thelike can be realized on one same system.

The invention provides an extra-cavity anastomotic method. The extra-cavity anastomotic method includes enabling two broken ends of a hollow organ to be anastomotic to penetrate from intermediate through holes from a nail bin and a base relatively and reversely overturning outwards to expose the anastomotic positions of the two broken ends, sewing the anastomotic positions of the two broken ends by sewing nails and excising the residual ectropion part of the hollow organ by a rotary cutter. The invention further provides an ectropion type extra-cavity anastomat. An outer casing is a three-way pipe, a nail bin is fixed in a nail bin connecting pipe, the base and the nail bin are coaxially and relatively arranged, and the axes of the nail bin and the base are parallel to the axis of a base connecting pipe; the nail bin and the base are annular, a ring cutter is mounted in the nail bin and embedded in the end face of the nail bin and can axially move in the nail bin, and the end face of the base is provided with a ring slot matched with the ring cutter. The nail bin and the base are not coaxial with the outer casing, the two broken ends of the hollow organ to be anastomotic conveniently penetrate the intermediate through holes of the nail bin and the base, and extra-cavity anastomosis is realized.

The invention relates to a minimally invasive surgery main operating arm. The arm solves the technical problems that a surgery tool has complicated operation and low flexibility during the operation of an existing minimally invasive surgery, eye and hand movement is uncoordinated during the operation of a doctor, and hand shaking of the doctor may affect the quality of the surgery. The arm includes a main end connecting rod, a wrist slide seat and a main hand wrist, the wrist slide seat is rotatably connected with the main end connecting rod, and the main hand wrist is slidably connected withthe wrist slide seat. The arm is widely used in the technical field of medical instruments.

The invention relates to a disposable product package containing a crimped specimen bag. The disposable product package contains a specimen bag and a sterile packaging system and is sold in a germ-free condition and used by a customer, and the sterile packaging system guarantees that the specimen bag is in the germ-free condition; the specimen bag contains a bag mouth which can be opened and folded, and a closed bag body formed by extending from the bag mouth; the specimen bag also comprises a tunnel surrounding the bag mouth and a stay wire inserted into the tunnel, and the specimen bag contains an unfolded state and a crimp state; in the crimp state, the specimen bag is folded into a long and thin shape or is rolled up into a scroll shape; and the specimen bag also comprises a binding wire ring used for fixing the specimen bag to be in the crimp state and preventing the specimen bag from being automatically changed into the unfolded state from the crimp state.

The invention discloses an in-vitro guiding type phlebothrombosis dredging machine which comprises a rotor knife and an external magnetic field device. The rotor knife comprises a shell body, a knife head, a direct-current motor, a control circuit board, two permanent magnets, a density adjusting bag, thrombolytic agents, an air inflation pipe and a sealing plug. The external magnetic field device comprises two electromagnet groups. Each electromagnet group comprises an upper electromagnet, a lower electromagnet, a left electromagnet and a right electromagnet. The invention further provides a working method of the in-vitro guiding type phlebothrombosis dredging machine. Guidance is carried out on the rotor knife through an external magnetic field, and operation difficulty and cost are lowered.

The invention relates to a medical apparatus, in particular to an adjustable elastic-line ligation apparatus. The adjustable elastic-line ligation apparatus comprises a gun body, a gun barrel and an elastic-line binding structure. The elastic-line binding structure is arranged in the gun body and comprises an elastic-line connection rod, an adsorption connection tube, a clamping connection part and a slide trigger. The elastic-line connection rod is connected with a pull line at the tail end of an elastic line; the adsorption connection tube is arranged in the gun body; the clamping connection part is used for connection of the elastic-line connection rod and the adsorption connection tube; the slide trigger is connected with the elastic-line connection rod; the elastic-line connection rod is provided with a projection portion, and the adsorption connection tube is provided with a convex block corresponding to the projection portion. Step action can be realized through a movable clamping fastener and a spring, the elastic line is tightened step by step by pulling of the slide trigger according to actual demands of a surgical process, the ligation force and speed can be controlled according to different patients or tissue conditions, surgical process acceleration is benefited, surgical time and mucosal tissue loss can be reduced, and a minimally invasive surgery effect is achieved.