107results about How to "Improve piercing efficiency" patented technology

The invention discloses a targeted puncture guiding method based on multi-modal medical image information and further discloses a targeted puncture guiding system based on the multi-modal medical image information. The targeted puncture guiding method comprises the steps that a structure image capable of recognizing a target organ anatomical structure is utilized as first information; a functionalimage capable of displaying functional metabolism information of a target organ is utilized as second information, and according to the functional image, the position of a to-be-punctured target is recognized; a guiding image capable of real-timely displaying the target organ and then guiding a puncture instrument to reach to the position of the to-be-punctured target is utilized as third information; spatial positioning information, real-timely obtained by a spatial positioning system, of the guiding image is utilized as fourth information; and the puncture path of the puncture instrument isplaned through fusion of the first information, the second information, the third information and the fourth information, and the puncture instrument is real-timely guided to advance along the puncture path. Targeted puncture accurate guiding based on multi-modal medical image information fusion can be achieved, a three-dimensional view is sufficiently utilized, and the puncture accuracy and operating convenience are improved remarkably.

An object of the present invention is to provide a readily manufacturing a fishhook having the barb whose angles and shapes can be freely changed correspondingly to purposes of use. A method of manufacturing a fishhook according to the present invention is characterized by: applying machining process for providing a sharpened part at a tip of wire to constitute a fishhook; and applying pressing process for making into a plate-like shape a part in continuation to the sharpened tip part; and further applying simultaneously or sequentially in free order machining process for forming a stepped part at one lateral side of the plate-like part and machining process for cutting out a swollen portion produced at the other lateral side of the plate-like part, whereby forming a point part or a fishhook.

The embodiment of the invention discloses an intelligent puncturing method. The intelligent puncturing method is characterized by comprising the steps of obtaining a scanning image of a puncture needle for a target lesion region in the puncturing process; recognizing the puncture needle in the scanning image; according to the target position of the puncture needle, drawing a puncturing trajectory; judging whether the puncturing trajectory intersects with the target puncturing region or not, wherein the target puncturing region represents the target lesion region; if the puncturing trajectory intersects with the target puncturing region, controlling the puncture needle to be inserted along the puncturing trajectory until reaching the target puncturing region. The embodiment of the invention further discloses an intelligent puncturing device. According to the intelligent puncturing method and device, intelligent puncturing is achieved, the puncturing efficiency and success rate are improved, and pain of a patient is effectively relieved.

The invention relates to automatic puncture equipment. The automatic puncture equipment comprises a machine base, a moving device, a vein puncture device, a detection device, a puncture area positioning platform and an analysis device, wherein the analysis device determines a puncture needle inserting point, a needle inserting parameter and a puncture target point according to a detection image acquired by the detection device, physical sign parameters of a target human body corresponding to a puncture area and pre-stored medical data, and the moving device drives the vein puncture device to move to the puncture target point determined by the analysis device; and a puncture needle is arranged on the vein puncture device, and the vein puncture device punctures the puncture needle into a vein blood vessel according to the needle inserting parameter. According to the technical scheme, the vein blood vessel and the puncture needle inserting point can be automatically recognized, the needleinserting parameter and the puncture target point are automatically calculated, then vein puncture is automatically performed, manual puncture operation errors are avoided, the blood vessel puncturedifficulty is reduced, and remarkable advantages are achieved for some blood vessels which are difficult to recognize.

The invention provides a blood vessel auxiliary puncture system, a blood vessel auxiliary puncture robot, a blood vessel auxiliary puncture method and a storage medium. The method comprises the following steps: scanning a target puncture area through an ultrasonic probe under the driving of a mechanical arm to real-timely obtain blood vessel scanning data and/or puncture scanning data; fusing a blood vessel three-dimensional model according to the blood vessel scanning data, selecting a target blood vessel, and calculating an optimal puncture parameter; adjusting the spatial position of a puncture guide unit according to the optimal puncture parameter to indicate a needle inlet and outlet point and a needle inlet angle; and/or comparing the optimal puncture parameter with the real-time movement track of the puncture needle in the puncture scanning data. According to the invention, the position of a to-be-punctured blood vessel can be quickly and accurately determined, the puncture angle and the position can be guided by the puncture guide device through calculation, the puncture accuracy is ensured through real-time monitoring in the puncture process, so that the confirmation and puncture success efficiency of various types of blood vessels is greatly improved.

The utility model relates to a superficial venipuncture spear guided by type-B ultrasonic and a calculation method of the needle insertion length, which comprises a type-B ultrasonic high frequency linear-array probe (2), the overall trend axes (15) of a puncture frame (5) is at an angle of 30 degrees to the bottom surface of the type-B ultrasonic high frequency linear-array probe (2); a puncture bolt (10) is slide-arranged on the puncture frame (5), a puncture needle (11) is fixedly connected with the puncture bolt (10), the needle shank trend of the puncture needle (11) is parallel to the overall trend axes (15) of the puncture frame (5); the front-end of the puncture frame (5) is slide-connected with a locating bolt (4); the front-end of the puncture frame (5) is also provided with a size scale mark (12). The utility model realizes an accurate superficial venipuncture guided by type-B ultrasonic, has a convenient and quick operation, and avoids the pain of patients caused by repeating punctures for seeking the blood vessel.

The invention discloses a positioning device for CT-guided puncture, which comprises a supporting column, wherein a fixed base is arranged at the lower end of the supporting column, a guide rod is arranged at the lower end of the side surface of the supporting column, a connecting member is arranged on the upper end of the supporting column, the supporting column is rotatably connected with the connecting member through an adjusting bolt, a telescopic rod is arranged on the side surface of the connecting member, the connecting member is connected with the fixed end of the telescopic rod, a first fastening knob is arranged on the side surface of the fixed end of the telescopic rod, the telescopic end of the telescopic rod is provided with a positioning device, the telescopic end of the telescopic rod and the outer sleeve of the positioning device are movably connected in a clamping mode, the side surface of the outer sleeve is provided with a second scale line, the side surface of the telescopic end of the telescopic rod is provided with an indicator plate, and the upper end of the positioning device is provided with a positioning test device. The positioning device for CT-guided puncture has a simple structure, is adjustable, can test and accurately position the puncture site, reduces the damage to patients, improves the work efficiency, saves time, and is convenient to use.

The invention discloses a full automatic edible fungus bag loosening aerator. The full automatic edible fungus bag loosening aerator comprises a machine base, wherein the machine base is fixed with a hollow cylinder, piercing wheels which are used for piercing and aerating fungus bags are uniformly distributed at a bag outlet of the cylinder, the outer circumference of each piercing wheel is provided with a plurality of piercing needles, the outer side of a bag inlet of the cylinder is provided with a fungus bag conveying mechanism, and the fungus bags are transmitted from the conveying mechanism to a fungus bag feeding mechanism in the cylinder; the conveying mechanism is a chain wheel transmission mechanism driven by a motor and a transmission chain; the feeding mechanism comprises first ratchets which are uniformly distributed at the bag inlet of the cylinder, and the fungus bags are loosened through the first ratchets and are transmitted into the cylinder; and the middle part of the cylinder is provided with a hole, a second ratchet of an output shaft of a two-stage feeding motor fixed at the periphery of the cylinder extends into the hole, and the fungus bags are transmitted to the bag outlet of the cylinder through the second ratchet and then are pierced through the piercing wheels at the bag outlet of the cylinder. The full automatic edible fungus bag loosening aerator is convenient to operate, is time-saving and labor-saving, and has high fungus bag piercing efficiency and good loosening and aeration effects.

The invention discloses a puncture needle positioning device suitable for adjusting and positioning a puncture needle. The puncture needle positioning device comprises a back frame and a positioning mechanism, the positioning mechanism is arranged on the back frame and comprises a position adjusting structure and an angle adjusting structure, the positioning adjusting structure can move relative to the back frame in the first and second directions and comprises a first needle penetrating piece, the angle adjusting structure is arranged on the position adjusting structure, can move relative to the position adjusting structure and comprises a second needle penetrating piece, and the puncture needle can penetrate the second needle penetrating piece and the first needle penetrating piece. In this way, the step of positioning the puncture needle can be simplified through the puncture needle positioning device, and the positioning accuracy of the puncture needle can be substantially improved.

The invention discloses a medical puncture needle for bone marrow biopsy. The medical puncture needle comprises a handle (1), movable sleeves (2), a tapered sleeve (3) and a spiral needle head (4); the movable sleeves (2) and the tapered sleeve (3) sleeve a head of the handle (1); a spiral wire is arranged at the point of the puncture needle, on the spiral needle head (4); a needle core (5) is arranged in the center of the handle (1); the movable sleeves (2) are of different length; the tapered sleeve (3) and the movable sleeves are fixedly connected with the handle (1); the spiral needle head (4) is arranged in the tapered sleeve (3) to form a tool for acquiring bone and marrow; a plurality of lengthways-arranged longitudinal edges (101) are arranged on the handle (1); the handle (1) is spindle-shaped; an internal electrode wrapped with an insulating substance is mounted in the spiral needle head (4); the movable sleeves (2) and the tapered sleeve (3) form an external electrode; the internal electrode and the external electrode are connected to an external puncture indicating instrument (6) through a socket in the handle (1). The puncture needle is safe and reliable to operate and high in puncturing efficiency and relieves the pain of a patient.

The invention relates to the technical field of medical equipment, in particular to an ultrasonic examination device. The ultrasonic examination device comprises a mounting shell, an ultrasonic transducer and a puncture frame. The ultrasonic transducer is rotatably arranged in an inner cavity of the mounting shell, and the ultrasonic transducer and the mounting shell are arranged at an interval; and the puncture frame is arranged on the outer side of the mounting shell, a puncture guide hole allowing a puncture needle to penetrate through is formed in the puncture frame, and the puncture frameand the ultrasonic transducer can rotate synchronously, so that the axis of the puncture guide hole and the real-time scanning plane of the ultrasonic transducer are coplanar. According to the ultrasonic examination device, the puncture frame and the ultrasonic transducer rotate synchronously, so that it is guaranteed that a puncture path is always located in the real-time scanning plane of the ultrasonic transducer, accurate positioning is provided for puncture operation, the puncture efficiency and accuracy are improved, the operation time is shortened, the operation difficulty is lowered,and accurate, low-trauma, simple and rapid operation treatment is achieved.

The invention discloses a small-diameter steel pipe perforating device. The small-diameter steel pipe perforating device comprises a bottom plate, a fixed clamping mechanism arranged at one end of thebottom plate, a movable clamping mechanism arranged at the other end of the bottom plate and a perforating mechanism arranged on the bottom plate and positioned between the fixed clamping mechanism and the movable clamping mechanism. According to the small-diameter steel pipe perforating device, the perforating efficiency of a small-diameter steel pipe is improved, the phenomenon of deviation ofthe position of the small-diameter steel pipe in the perforating operation is effectively prevented, the cost investment of enterprises is reduced, the scrap rate of the steel pipe is effectively prevented, and higher practicability is achieved.

The invention discloses a three-dimensional constructing method for cone-shaped source distribution of a radioactive particle. A puncture starting point and a puncturing terminal point are defined in a three-dimensional space, and cone-shaped source distribution is carried out on the radioactive particle in a selected interested tumor area according to given parameters, so that a TPSB system can use a manner similar to a clinical actual puncture to carry out source distribution in the three-dimensional space, and further the puncture efficiency and the source distribution in the actual puncture process are improved.

The invention discloses a prune preserved fruit and a production process thereof, and belongs to the technical field of preserved fruit processing. According to the production process, the productionprocess includes the steps of selection, cleaning, blanching, cooling, piercing, sugar permeability, sugar dripdry, sugar washing-off, baking and softening which are carried out in sequence, wherein the sugar permeability includes the following steps that pierced prunes are soaked in a sugar solution for softening for 1-2 hours, then sugar permeability is carried out by adopting a vacuum sugar permeability and positive pressure sugar permeability cyclic alternating method until the sugar content in the prunes is 55-63 BX, and the sugar permeability is stopped. The preparation method is different from a conventional preserved fruit processing method and is exclusively used for preparing the prune preserved fruit by taking dried prunes as raw materials. Compared with a process of making theprune preserved fruit by using the conventional preserved fruit processing method, the production process has the advantages of greatly saving the sugar permeability time and drying time of prunes, and improving the production efficiency. The prune preserved fruit has the advantages of less loss of nutrient components, better flavor and mouthfeel.

The invention discloses a puncture body surface location fence and a use method thereof. The location fence comprises a fixing frame, a plurality of fence lines are arranged in the fixing frame alongthe width direction, a longitudinal location plate is arranged on wide frame edges of the fixing frame, is parallel to the fence lines and comprises a plurality of location blocks, a plurality of hollowed-out grooves are formed in the longitudinal location plate in a front and back penetrating manner and formed in the location blocks in a one-to-one corresponding manner, the hollowed-out grooves are perpendicular to the fence lines, the horizontal projections of the hollowed-out grooves are different from each other, the tops of the location blocks are provided with longitudinal markers in shapes corresponding to those of the hollowed-out grooves, and a transverse location plate is arranged on long frame edges of the fixing frame and provided with transverse markers. The use method includes the steps: (1) fixing the fixing frame to a body surface; (2) performing DSA (digital subtraction angiography) CT (computed tomography) imaging to obtain a CT image; (3) determining penetration points and the like. The puncture body surface location fence is high in accuracy and convenient to use.

The invention provides a puncture electricity-taking device and electric equipment equipped with the same. The puncture electricity-taking device includes a puncture electricity-taking piece (1) which is suitable for being electrically connected with electric equipment and has at least one tooth (2), and the teeth (2) can penetrate through an insulating jacket of a power transmission line (3) to be in contact with and electrically connected with the power transmission line (3), thereby supplying power to the electric equipment. The puncture electricity-taking device provided by the invention can stably provide high-power electric energy for the electric equipment for a long time, is rapid and convenient to install, and in addition, can realize live-line installation, and power supply is not influenced during installation.

The invention discloses an instrument for perpendicularly assembling a chemical mixer and a penicillin bottle. The instrument for perpendicularly assembling the chemical mixer and the penicillin bottle comprises a base, a rotary shaft, a disk I, a disk II, a support, a guide plate, a connecting rod, a push rod and a curved bar, wherein the rotary shaft is vertically arranged on the base, the rotary shaft is fixedly sleeved with the disk I and the disk II, the guide plate is arranged above the disk II, the curved bar is arranged on the top of the support, an outwards protruding section I of the curved bar is sleeved with one end of the connecting rod, the other end of the connecting rod is hinged to one end of the push rod, the push rod penetrates through the guide plate, a plurality of clamping grooves are formed in the disk I in the circumferential direction of the disk I, the outer sides of the clamping grooves are open, round holes which correspond to the clamping grooves in a one-to-one mode are formed in the disk II, and the other end of the push rod is arranged above a rotation track of the round holes. The instrument for perpendicularly assembling the chemical mixer and the penicillin bottle is integrally designed, and is fixed in occupied space and good in stability; due to the fact that synchronous rotation is formed between the two disks, continuous operation of loading, puncture assembly and unloading can be achieved, and handling capacity is flexible and adjustable; due to the fact that puncture assembly between penicillin bottles of different specifications and infusion bags of different specifications can be achieved through switching between the disks of different specifications, and the instrument for perpendicularly assembling the chemical mixer and the penicillin bottle is wide in range of application.

The invention discloses an integrated central venipuncture blue hollow syringe with a preset guide wire. The blue hollow syringe comprises a blue hollow syringe body, a plastic interlayer, a safety valve, a core rod and a guide wire pusher; the blue hollow syringe body comprises a syringe cylinder and a syringe rubber head, wherein a piston and a push-pull rod which are provided with through holesalong an axis are arranged in the syringe cylinder, and the periphery of the plastic interlayer is hermetically connected with the inner wall of the front end part of the syringe cylinder; a gap is reserved between the front end face of the plastic interlayer and the front end face of the syringe cylinder, and the peripheral part of the plastic interlayer is provided with a communication hole; the safety valve is arranged at the inner center of the plastic interlayer, and the centers of the two end faces of the safety valve are both provided with a hole for the guide wire to penetrate through; the core rod is hollow along an axis and is arranged in the through holes of the piston and push-pull rod, and one end of the core rod is fixedly connected to the rear end face of the plastic interlayer; the guide wire pusher is arranged at the second end of the push-pull rod and previously pushes the guide wire to the end face of the safety valve. The blue hollow syringe body and the guide wirepusher are connected into a whole part, correspondingly the guide wire can be preset in the blue hollow syringe body, and the puncture efficiency is improved.

The invention relates to a building block and an anti-cracking process adopting the building block. The building block comprises a body with protrusions and grooves. The protrusions are arranged on the first side wall of the body, and the protrusions are provided with puncturing parts. The grooves are formed in the second side wall of the body, and the grooves are used for containing joint fillingpackets containing joint filling fluid materials. The first side wall deviates from the second side wall. The protrusions on one building block are used for being in inserted joint with the grooves in the other building block. During inserted joint, the puncturing parts on one building block puncture the joint filling packets in the grooves in the other building block, so that the joint filling fluid materials flow to the joint of the two building blocks along the clearances between the protrusions and the grooves. The anti-cracking process adopting the building block comprises the steps thatthe protrusions on one building block are inserted into the grooves in the other building block, the puncturing parts puncture the joint filling packets in the grooves, the joint filling fluid materials flow to the joint of two building blocks along the clearances between the protrusions and the grooves, and connection between two building blocks is improved. Paving seams between the building blocks are prevented from cracking.