32results about How to "Meet the surgical requirements" patented technology

The invention provides a magnetic resonance imaging compatible needle knife, which comprises a needle knife handle, a needle knife body and a needle knife head. The needle knife body and the needle knife head are made of a paramagnetic metal material, and a layer of diamagnetic metal material coat is coated on the paramagnetic metal material. In the needle knife, because the diamagnetic metal material coat can counteract the magnetization effect of an external magnetic field on the paramagnetic metal material, the paramagnetic metal material does not cause the magnetic distortion of magnetic resonance equipment, and meanwhile does not produce artifacts in scanned images. Moreover, because the paramagnetic and diamagnetic metal materials consist of metal elements, the mechanical properties of the needle knife body and the needle knife head can be ensured so as to meet the requirement of needle knife operations.

The invention provides a special-shaped vertebral body expansion balloon catheter, which relates to a surgical instrument used for treating compression fracture of the vertebral body and comprises a special-shaped expandable balloon, an inner catheter, an outer catheter, a Y-shaped handle, a development mark, a support wire and a support wire handle, wherein the inner catheter is arranged and inserted in the outer catheter, the back part of the outer catheter is arranged and inserted into the Y-shaped handle in a sealed way, the special-shaped expandable balloon is arranged at the front part of the outer catheter in a sealed way, the development mark is arranged in a position of the inner catheter positioned inside the special-shaped expandable balloon, the support wire is formed in the support wire handle through injection molding, is inserted and arranged in the inner catheter through the Y-shaped handle, and is used for supporting, and the inner catheter is prevented from deforming. The special-shaped expandable balloon consists of an expandable balloon and reinforcing ribs made of fiber, and the reinforcing ribs are formed inside the expandable balloon through injection molding. The reinforcing ribs of the special-shaped expandable balloon adopt carbon fiber, macromolecular polyethylene fiber, memory array wires or plastic nylon materials.

The invention discloses an illuminating electric pettifoggery with a contractive cutter bit. A pettifoggery control circuit is arranged in a pettifoggery casing body. The illuminating electric pettifoggery with the contractive cutter bit is characterized in that a surgery electrode contractive structure is arranged in the pettifoggery casing body. A light-emitting diode (LED) light source is arranged on the outer side of the front end of the pettifoggery casing. A power supply device is arranged beside the LED light source. The illuminating electric pettifoggery with the contractive cutter bit can illuminate and has the function of surgery electrode contraction. The surgery electrode contractive structure is additionally arranged in the electric pettifoggery.

The invention belongs to the technical field of medical apparatus and instruments, and particularly relates to a personalized atlantoaxial pedicle screw step-by-step navigation template device. The device is characterized in that the system comprises a positioning guide plate, a drilling guide plate and a tapping guide plate, the template assists each operation of screw placement according to thenail arrangement sequence one by one, expanding is conducted step by step, and the accuracy is improved. Accordingly, the guide plates are independently attached to the bone, the phenomenon that closeattachment cannot be achieved along with the change of the position in an operation cannot occur, the screw placement accuracy rate achieves 100%, and the very good accuracy is achieved.

The invention discloses a support for orthopedic clinics. The support comprises a base. The upper end of a lifting box body is connected with a lifting seat, a seat plate is arranged at the upper endof the lifting seat, and a back plate is hinged to the left end of the seat plate. Second sliding seats are arranged on the two sides of the seat plate, second threaded rods are arranged in the secondsliding seats, second threaded sliding blocks are connected to the second threaded rods through threaded holes, and the upper ends of the second threaded sliding blocks are connected with support devices. The support is stable in structure and operation, surgical use can be achieved, height adjustment can be achieved, the adjusting precision is high, the support can conveniently cooperate with orthopedic surgery equipment for surgery, the function of a seat for a patient can be achieved, the seat is convenient to adjust, the arms and the legs of the patient can be fixed conveniently and rapidly, control is convenient, and existing orthopedic surgery requirements are met.

The invention discloses a digital electrosurgery workstation. The digital electrosurgery workstation comprises a high-frequency electrotome main machine and a multifunctional vehicle, wherein the high-frequency electrotome main machine comprises a high-frequency electrotome control circuit, and the high-frequency electrotome control circuit is connected with a signal generator, a display and key touch screen control circuit, an attachment state real-time monitoring circuit, a vehicle body control circuit, a voltage / current detection circuit and an alarm circuit respectively; the signal generator is connected with a power amplification circuit; the vehicle body control circuit is connected with a smoke adsorption control circuit, a negative pressure liquid suction control circuit and a wound washing control circuit respectively; the multifunctional vehicle comprises five parts including a vehicle body, smoke adsorption, negative pressure liquid suction, wound washing, digital imaging and multimedia interaction. The workstation can replace traditional high-frequency electrotomes, surgery washing machines, smoking machines, negative pressure suction devices and the like effectively, so that the surgery efficiency and the medical quality can be greatly improved, and the surgery risk and the medical cost can be reduced.

The invention discloses a novel processing technology for a root canal file and the root canal file and puts forward the root canal file processed with the composite blank body technology so as to overcome the defects of expensive materials, high processing costs and low processing efficiency of root canal files in the prior art. According to a blank of the root canal file, a composite blank bodyis formed through drawing and compositing of two or same materials, and then a handle, a connecting rod and a file body are processed at different parts of the composite blank body. The technology hasthe advantages that inner and outer materials can be matched flexibly, a metal tube and a metal bar of the composite blank body can be made of different materials, the use effect is not affected while materials of a file body meet operation requirements, and the cost is convenient to control. During screwing manufacturing of threads of file bodies, screwing manufacturing is performed on two connected composite blank bodies simultaneously, the two connected composite blank bodies are cut off in the middle finally, two root canal files are processed simultaneously, and thus the processing efficiency is improved.

The invention discloses a pubis combined separation and three-dimensional restorer component, which is mainly characterized by including a reduction forceps, a fixing spanner, a reduction spanner, two reduction bolts and two reduction nuts. The invention has the characteristics of less quantity of the components, simple structure of each component, convenient operation of the reduction, good effect of the reduction operation and being capable of finishing the pubis combined separation and three-dimensional reduction once etc.

The invention discloses an ophthalmologic surgical robot which comprises a first driving unit, a second driving unit and a third driving unit, the three driving units can respectively complete movement in three dimensions, the first driving unit is connected with the second driving unit, the second driving unit is connected with the third driving unit, and an instrument is arranged on the third driving unit; in the working process, the third driving unit can drive an instrument to move, the second driving unit can drive the third driving unit and the instrument on the third driving unit to move, and the first driving unit can drive the second driving unit and the third driving unit and the instrument on the second driving unit to move. By controlling the three different driving units, precise control over the instrument can be completed. Through a specific RCM structure, the device has the advantages of high precision and compact structure, and is suitable for various eye operations such as retinal bypass, subretinal injection, vitrectomy and the like; the ophthalmologic operation equipment disclosed by the invention has extremely high safety.

The invention discloses an operation method, electronic device and storage medium of a comfortable anesthesia auxiliary control system. The method comprises the steps that a system collects and determines patient information and an operation type according to an operator; the system monitors IOC1, IOC2, EMG, BS, electromyographic index, heart rate, blood pressure and cerebral blood flow of the administration patient; a percutaneous electrical stimulation electrode slice is pasted to the Siguan acupoint of the patient before induced administration, and the electronic acupuncture instrument is made to be in a working state; a crystalline liquid subsystem is entered according to the monitoring parameters; calculation is conducted according to the conventional administration dosage, and when intubation is achieved through adjustment, the system can prompt a doctor to conduct intubation; before an operation is started, a doctor gives a starting instruction, the system adjusts the dosage according to a conventional operation and the patient information conditions, and the pumping speed of analgesic after operation skin cutting is started is determined; then the sedation degree is determined according to the size relation between the IOC1 and the IOC2; and in the anesthesia maintenance period, administration in the whole anesthesia process is completed by the system, and the balance between anesthesia (electroencephalogram) parameters and vital sign parameters of the surgical patient is achieved.

The invention relates to a double-motor clip applicator. The double-motor clip applicator comprises a working head as well as a first motor, a second motor, a first drive assembly, a second drive assembly and a clip bin assembly which are arranged in the working head, wherein the clip bin assembly comprises a clip bin for accommodating ligation clips and a clamp arranged on one side of the clip bin, a trigger rod and a clip pushing rod are also arranged in the working head, the trigger rod is connected with the clamp to open or trigger the clamp, the first drive assembly is connected with thetrigger rod and the first motor, the second drive assembly is connected with the clip pushing rod and the second motor, and the clip pushing rod pushes the ligation clips in the clip bin to enter theclamp. The double-motor clip applicator solves the problems that a traditional clip applicator needs a shaft to complete clip sending and trigger actions, has higher dependence and restriction relations and causes misoperation easily. Through double-motor control, the double-motor clip applicator is simpler to operate, has a higher degree of freedom and reduces the error rate.

The invention discloses a medical apparatus for muscle retraction. The medical apparatus for the muscle retraction comprises a base, a workbench arranged at the top end of the base, and a left vertical plate and a right vertical plate which are arranged on the workbench, wherein strip-shaped sliding slots are formed in the left vertical plate and the right vertical plate; a first traction device is arranged on the left vertical plate; a second traction device is arranged on the right vertical plate; a first sliding component and a second sliding component are arranged inside the strip-shaped sliding slots. The medical apparatus for the muscle retraction is easy to operate, muscles can be pulled slowly through the traction devices, and the muscle pulling width is adjusted, so that smooth operation of surgery is guaranteed; in addition, the sliding components can be adjusted up and down to adjust the muscle pulling height, so that requirements of the surgery are met and the progress of the surgery is greatly accelerated.

The invention discloses a positioning indwelling needle used for continuous peripheral nerve blocking. The positioning indwelling needle is composed of two components, namely a Y-shaped indwelling needle and a nerve positioning needle. The Y-shaped indwelling needle includes a needle base, an indwelling hose led out along the bottom surface of the needle base, and an injection guide pipe led out along the side surface of the needle base; the nerve positioning needle includes a needle body which can be inserted into an inner cavity of the indwelling hose, the needle body is installed on a needle handle which can be buckled with the needle base, and a wire used for connecting the needle body with a nerve stimulator is led out of the tail end of the needle handle; the needle body is made from conductive materials, the indwelling needle is made from insulating materials, and the tip of the needle body extends and is exposed outside the indwelling hose. When the positioning indwelling needle is in use, an electrode slice used for a positive electrode of the nerve stimulator is connected with limbs at the same side of a patient, the output end of the nerve stimulator is connected with the needle body of the nerve positioning needle through the wire, and according to the anatomical position of a to-be-blocked peripheral nerve, a puncturing and needle inserting point is determined. The positioning indwelling needle is cheap, accurate in anesthesia positioning, convenient and reliable in postoperative analgesia and few in complication, and the quality and safety of anesthesia is significantly improved.

The invention relates to a gantry type manipulator removable spinal surgery robot. The gantry type manipulator removable spinal surgery robot comprises an operation table, X-direction guide control devices are arranged on two sides of the operation table in pairs, main swing arms are installed on the X-direction guide control devices through a main connecting base, main push bars are further installed on the main connecting base, each main push bar is connected to the lower end of each main arm to push the main arm to swing, the upper end connected with the main swing arms, of the main connecting base is connected with main positioning locks, a Y-direction guide device is further connected onto the main swing arms, a Z-direction guide control device is connected onto the Y-direction guide device, and main gantry manipulators are formed. The robot can map the surface coordinates of vertebrae in vitro, which is convenient to collect coordinate data of the bone surface accurately and rapidly, random switching of orthopaedic powder, pliers, soft tissue resection tools and other instruments can be realized through a drum instrument bank under the condition of 'heavy load', and precision operation of various different spinal surgery can be completed in the whole process; the advantages of large bearing capacity, good rigidity, dexterous structure, strong expansibility and the like are achieved.

The invention discloses an operation method of a traditional Chinese and western medicine anesthesia auxiliary control system, an electronic device and a storage medium. The system monitors IOC1, IOC2, EMG, BS and myoelectricity indexes according to patient information and operation types collected and determined by an operator; the dosage of anesthetic is calculated according to the electronic analgesia effect, and the system can prompt a doctor to insert a tube; when an operation is started, the system adjusts the dosage according to the electronic analgesia effect, the conventional operation anesthetic dosage and the patient information condition, that the analgesic reaches the analgesia sufficient standard after skin cutting is determined, and after analgesia and sedation control is well conducted in the maintenance period, intraoperative awareness, anesthesia accumulation, too deep anesthesia, muscle relaxation insufficiency and the like are achieved; and after the operation is finished, a system instruction is given, and the system can send out a tube drawing instruction. According to the method, a large amount of artificial experience is needed for participating in the stepsof recording, memorizing and operating, different analysis and implementation are conducted through a computer system, acupuncture analgesia and medicine analgesia are combined, and through IOC2 monitoring, analgesia is sufficient, and the dosage of strong opioids can be reduced to the maximum extent.

The invention discloses an electrocoagulation needle used for microincision laparoscopic surgery and a double-sheath sleeve. The double-sheath sleeve comprises a left sheath and a right sheath which are same in size and arranged symmetrically, the left sheath and the right sheath are all semicircular tubes, the arc faces of the left sheath and the right sheath are arranged oppositely and hinged with each other through a hinged chain at the upper portions of the left sheath and the right sheath, the left side of the upper end of the left sheath is provided with a left air inlet, the right side of the upper end of the right sheath is provided with a right air inlet, the portion, arranged above the left air inlet, of the left sheath is provided with a left leakage-proof valve, and the position, arranged above the right air inlet, of the right sheath is provided with a right leakage-proof valve. The electrocoagulation needle comprises a needle tail and a needle tip, and the needle tail is connected with an electrocoagulation wire. By using the electrocoagulation needle and the double-sheath sleeve in a matched mode, only one 10 mm incision and one to two 2 mm incisions are needed, on the premise that the surgical difficulty is not improved obviously, the number of incisions is low, the incisions are small, after the 2 mm incisions are recovered, incision scars are nearly invisible, and the degree of incision pain of a patient after the surgery is greatly lowered.

The invention relates to the technical field of medical devices, and provides a Taylor external fixing stent which includes a proximal ring, a distal ring and a plurality of adjustment extension rods.The proximal ring and the distal ring are correspondingly provided with six lug rings, and the adjustment extension rods are correspondingly connected to the lug rings of the proximal end and the distal ring through universal joints at the two ends. Bone needles II are installed on the upper and lower sides of the proximal ring correspondingly, and bone needles I are further installed on the upper side of the proximal ring. Bone needles II are installed on the upper side and the lower side of the distal ring, and bone needles I are further installed on the lower side of the distal ring. The bone needles I are threadedly connected with a human bone, and the bone needles II penetrate through the human bone. The Taylor external fixing stent has the beneficial effects that the adjustment extension rods can be selected to be installed on the proximal ring and the distal ring according to the needs of the operation to meet the requirements of the operation; and meanwhile, the two kinds of the bone needles can further use fixed needle seats and columns to adjust the installation position and installation height.

The invention belongs to the field of surgical instruments, and in particular provides a microscopic intraocular instrument. The microscopic intraocular instrument comprises a handle, a connection part and a head part, wherein the handle and the head part are respectively fixed at two ends of the connection part; the handle and the connection part are detachably connected; the head part and the connection part are detachably connected; the head part comprises tongs; the tongs comprise two scissoring bodies; and the two scissoring bodies can displace relatively so as to form clamping force together. The microscopic intraocular instrument disclosed by the invention provides a plurality of different head part scissor structures, therefore, different surgical and operation requirements can be satisfied; furthermore, because various parts in the microscopic intraocular instrument are detachably connected with each other, a part of parts can be only changed or replaced in need of changing or replacing a certain part, the whole body of the microscopic intraocular instrument is unnecessary to change or replace, and thus, the sustainable utilization rate can be greatly increased.

The invention provides a disposable anorectum visual mucosa protection fixator, and relates to the field of medical instruments. The disposable anorectum visual mucosa protection fixator comprises an expansion cylinder, a pushing device and a protection structure, the expansion cylinder comprises a straight cylinder, four supporting plates are fixedly connected to one end of the straight cylinder at equal angles, the caliber of the other end, away from the straight cylinder, of the straight cylinder is linearly reduced, the inner walls of the supporting plates are fixedly connected with sliding rails, a pushing block is arranged in the straight cylinder, a notch is formed in the edge of the pushing block and matched with the sliding rails, the outer side wall of the supporting plate is wrapped with a silicon rubber sleeve, a through hole is formed in the silicon rubber sleeve and penetrates through the inner wall of the supporting plate, the pushing device comprises a rotating disc, a first screw rod is fixedly connected to the middle of one end of the rotating disc, and the other end of the first screw rod is rotationally connected with a push plate. The expansion cylinder, the pushing device and the protection structure are simple in structure and convenient to use.

The invention relates to the field of laser medical equipment, particularly to novel pulse thulium optical fiber laser medical equipment with an intraoperative detection function. According to the invention, the novel pulse thulium optical fiber laser medical equipment has the advantages of simple structure, high stability, laser output in double modes and the like; pulse or continuous laser is output through a switchable pulse / continuous thulium optical fiber laser and enters an optical fiber coupler, wherein pulse mode laser and continuous mode near-infrared laser can be switched and outputafter the pulse or continuous laser enters multimode energy transmission optical fiber in a coupling mode, the continuous laser is used for soft tissue gasification excision and hemostasis of large vessels and venous sinuses, and the pulse laser is used for soft tissue cutting so as to meet operation requirements, so that one machine has two purposes, and burdens of hospitals are greatly reduced.

The invention provides a surgical operation bed and a movable operation bed, and relates to the technical field of medical equipment. The surgical operation bed comprises a turnover bed body and a lifting device; the turnover bed body comprises a supporting frame, a bed body and a first driving mechanism; the bed body is arranged on the supporting frame, the output end of the first driving mechanism is connected with the bed body, and under the driving effect of the first driving mechanism, the bed body and the support frame can relatively move, so that the bed body is turned over; the top ofthe lifting device is connected with the bottom of the supporting frame, and under the driving effect of the lifting device, the turnover bed body can lift or fall in the vertical direction. The movable operation bed comprises the surgical operation bed. The invention aims at providing the surgical operation bed to solve the problems in the prior art that a turnover operation bed is complicated instructure, vibration is generated in the turnover process, the height is inconvenient to adjust, and the movement is inconvenient.

The invention discloses a sleeve loading type multi-gap electromagnetic hemostatic needle and belongs to the field of medical equipment.The sleeve loading type multi-gap electromagnetic hemostatic needle comprises an outer conductor (1) and an inner conductor (2).The outer conductor (1) is a hollow cylinder.The inner conductor (2) is arranged in the outer conductor (1).The space between the inner conductor (2) and the outer conductor is filled with a medium layer (3), the outer conductor (1) is provided with an annular gap (4), and the outer conductor (1) is sleeved with a metal sleeve (5) which is matched with the outer diameter of the outer conductor (1) and can slide in the axial direction of the outer conductor (1).By adjusting the position of the metal sleeve, the number of effective gaps can be adjusted to be one or larger freely by means of the electromagnetic shielding principle, and therefore the electromagnetic wave acting range and the effect shape are changed, a continuous ablation and bleeding stopping face is built according to specific requirement to perform liver resection, or a thermal ablation effect is concentrated within a round range to perform local ablation treatment.