40 results about "Electrode insertion" patented technology

The invention discloses an electrode insertion state recognition and cooperative control method based on multi-mode sensing, and relates to the technical field of robot control, and the method comprises the steps: controlling a robot to grab an electrode and move the electrode to a position above a reaction tank; positioning the jack in the reaction tank according to the image acquired by the visual identification system and adjusting the clamping posture of the robot; the robot is controlled to insert the electrode into the jack, and multi-dimensional physical signals are dynamically collected; judging whether the electrode is normally inserted or not according to the multi-dimensional physical signal; if yes, using a pre-trained control strategy to output an action adjustment parameter according to the currently collected multi-dimensional physical signal; and the robot is controlled according to the action adjusting parameters, so that the electrode is normally inserted into the jack. On the basis of insertion judgment and control based on multi-source signal fusion, state time sequence modeling, recognition classification and control optimization cooperation, state sensing, autonomous judgment and deviation correction control of the robot in a corrosion electrode insertion task can be achieved, and the electrode insertion accuracy can be improved.

The invention relates to a method for a capacitive measuring device (200) for measuring the quantity of fluid in a tank, comprising: an external electrode (102) immersed in said tank, an internal longitudinal electrode (104) inserted centered within said external electrode; and measuring electronics (110) for: creating, between said electrodes (102, 104), an alternating electrical potential difference (VG), different from a ground potential at at least one measurement frequency, and measuring an electrical signal relating to a capacitance seen by one of said electrodes (102, 104), and representative of the quantity of fluid in said tank; the external width (Le) of the internal electrode (104) being less than or equal to half the internal width (Lt) of said external electrode. It also relates to a tank equipped with such a measuring device and a vehicle equipped with such a tank or such a device. See Figure 2

The invention relates to a monitoring device and method for preventing an LF refining furnace electrode from being fractured, and belongs to the technical field of ferrous metallurgy devices and methods. According to the technical scheme, an electrode insertion hole (1) is formed in a small refractory furnace cover (2), an electrode (4) penetrates through the small refractory furnace cover (2) through the electrode insertion hole (1), a transformer (5) is connected with the electrode (4), the input end of a control system (6) is connected with the transformer (5), the output end of the control system (6) is connected with a hydraulic system (7), and the hydraulic system (7) controls the electrode (4). The method has the beneficial effects that production interruption or unqualified product quality caused by electrode breakdown and breakage due to the fact that accumulated slag is not cleaned in time is avoided; accurate accumulated slag cleaning operation can be achieved in the LF furnace production process, frequent accumulated slag cleaning operation of field operators is avoided, and the cleaning workload is reduced.

The invention discloses an intraoperative nerve electrophysiology monitoring electrode array fixing system, and relates to the field of electrophysiology monitoring electrode fixing.The intraoperative nerve electrophysiology monitoring electrode array fixing system comprises a mounting rack, a first telescopic driving part is fixedly connected into the mounting rack, and the output end of the first telescopic driving part is fixedly connected with a mounting plate; according to the intraoperative nerve electrophysiology monitoring electrode array fixing system, the electrode is placed in the electrode fixing frame, and after the electrode is fixed through the clamping mechanism, the position is determined through the laser positioner. The transmission mechanism drives the corresponding threaded rod to rotate, so that the electrode fixing frame accurately moves to the required position, and then the second telescopic driving piece drives the electrode to be inserted into the skin of the patient. The whole process is high in automation degree, medical staff can accurately insert each electrode into a monitored part only through simple operation, the stability of the inserted electrodes is guaranteed through the design of fixing of the clamping mechanism and the threaded rod, operation of the medical staff is greatly facilitated, and the electrode insertion efficiency is improved.

The invention discloses an electric simulation soil acid-base change experimental device capable of automatically replenishing water, and belongs to the technical field of soil environment simulation experimental equipment. The device comprises a box body, a soil area is arranged in the box body, two sides of the soil area are provided with a limiting chute and an inserted electrode, when the electrode is inserted, a gas cavity is compressed through a polar plate clamping seat, gas is transmitted to a water replenishing device through a gas guide cavity, and a water replenishing pricking needle is triggered to move upwards to pierce into soil and unfold a water guide channel. According to the device, a water supplementing system is started through mechanical linkage of electrode insertion action, closed-loop control is achieved through cooperation of a water level sensor and a controller, and the soil can be automatically and accurately kept in a water-completely-saturated submerging state. The intelligent synchronization of electrochemical acid-base change simulation and moisture real-time compensation is realized, the problems of water replenishing lag, operation disturbance and inaccurate moisture control in a traditional experiment are effectively solved, and the stability, repeatability and automation degree of the experiment are remarkably improved.

The application belongs to the technical field of cable connectors, and specifically discloses a locking connector, which comprises a cable, a connecting body, a connecting core body and a connecting shell, the cable comprises a wire core and a wire core sheath, the connecting body comprises a first connecting plate, the first connecting plate is penetrated by a first electrode plate, the first connecting plate is connected with a first outer threaded sleeve and a second outer threaded sleeve, the connecting shell is connected with the first outer threaded sleeve, the connecting shell is provided with a through hole, the connecting core body is integrally formed by a wire core connecting block and a sheath connecting sleeve, the wire core connecting block is slidingly inserted into the first outer threaded sleeve, the bottom end and the top end of the wire core connecting block are respectively provided with an electrode insertion slot and a wire core insertion slot, and the electrode insertion slot is communicated with the wire core insertion slot. The wire core connecting block and the sheath connecting sleeve are integrally formed, and the installation and dismounting of the connector can be completed through simple insertion and threaded connection, so that the installation and dismounting are more convenient, the overall stress of the connector is effectively improved, and the cable connection is more reliable.

The utility model discloses a high-density electrical method instrument, which relates to the technical field of electrical method instruments and comprises an electrical method instrument body, one end of the electrical method instrument body is provided with an electrode box, the outer side of the electrode box is provided with a supporting assembly, the bottom end of the electrode box is provided with a connecting jack, and the inner side wall of the connecting jack is provided with a limiting groove. According to the high-density electrical method instrument, an electrode bar is inserted along the inner wall of a connecting insertion hole, at the moment, one end of an electrode column is inserted into the inner wall of an electrode insertion hole, when a limiting ring on the outer side of the electrode bar coincides with a limiting groove, the electrode bar is rotated to clamp the limiting ring and the limiting groove, and it is guaranteed that the electrode bar cannot fall off; when the electrode bar is in use, the pressing column is in contact with the bottom of the electrode jack, the abutting column moves upwards along the inner wall of the cavity, at the moment, the top end of the abutting column extrudes the telescopic rod, so that the telescopic rod expands outwards along the round hole in the outer side of the electrode column, at the moment, the telescopic rod extrudes the conducting strip, and the electrical connection stability of the electrode bar is guaranteed.

A system and method for inserting a cochlear implant electrode into a cochlea. A first magnet is fastened to a cochlear implant electrode. A second magnet is coupled, via magnetic attraction, to the first. A force is placed on the second magnet to push the first magnet, and thus also the cochlear implant electrode, into the cochlea. If a threshold force is exceeded, the first magnet and second magnet will separate, preventing a force on the second magnet from causing insertion of the cochlear implant electrode into the cochlea.

The utility model discloses a battery pack damping structure of an electric tool, which comprises a shell and a battery pack, a battery compartment is arranged on the shell, a socket is arranged on one side of the battery compartment, guide convex ribs are arranged on opposite inner walls of two sides of the battery compartment, an electrode insert is arranged at the top of the battery compartment, two guide grooves and electrode terminals are arranged on the battery pack, and the two guide grooves are communicated with the electrode terminals. The inserted battery pack is guided by the guide convex rib to move to the position where the electrode insertion piece is electrically connected with the electrode terminal in the first direction, the battery pack is completely contained in the battery bin at the position, a lock groove is formed in the battery bin, a lock catch, a button and a reset spring are arranged on the battery pack, and a first damping part is installed on the inner wall of the side, opposite to the insertion opening, of the battery bin. A second damping part is arranged at the top of the battery compartment, and the first damping part and the second damping part are supported between the inner wall of the battery compartment and the battery pack so as to relieve vibration transmitted to the battery pack.

A kind of plasma vehicle-mounted electrode connecting structure, including female electrode post and male electrode insertion rod, electrode insertion rod is the columnar structure with spherical end portion being arranged at one end, electrode insertion rod is made of conductive metal, its rear end is provided with electric connection point, electric connection point is connected with external power supply via wire, electrode insertion rod is sealed and fixed in electrode hole on the inner side wall of vacuum plasma cavity;Electrode post includes outer cylinder, inner cylinder, claw type electrode piece and through screw, claw type electrode piece is the horn-shaped structure of multiple electrode single piece diffusion outward, inner cylinder is sleeved in outer cylinder, first screw hole is arranged at the middle position of the bottom of claw type electrode piece, after through screw passes through first screw hole, second screw hole in the bottom of inner cylinder and the bottom of outer cylinder, it is fixed on the material frame used for plasma cleaning;The end of through screw is connected with electrode connection electric conduction connection on material frame.The utility model makes the electric connection between vacuum plasma cavity and material car electrode more stable and efficient.

The utility model discloses a solve the problem that the structure of wiring terminal is more complex in the existing thyristor rectifier module, provide a kind of thyristor module that intermediate trigger maintains lead-out, including thyristor structure, shell, cover;Wherein thyristor structure includes bottom plate and circuit board, and circuit board is fixed on bottom plate;Bottom plate is fixedly installed in the bottom of shell, and the top of shell is also fixedly connected with cover;Still include first electrode, second electrode and mounting seat;Mounting seat is fixedly arranged in shell interior;Mounting seat is provided with the plug-in hole, and the opening direction of plug-in hole is towards cover, and first electrode is inserted into plug-in hole;First electrode is also connected with circuit board through wiring;The other end of first electrode passes through cover, and is exposed on the upper surface of cover;One end of second electrode is directly connected with circuit board, and the other end of second electrode passes through cover, and is exposed on the upper surface of cover;Overall structure is simple, and connection is stable.

This otological surgical instrument (66), for inserting an intracochlear electrode into a patient's inner ear, comprises a main body (68) with a proximal portion (68B) for attachment to a robotic arm and a distal portion (68A) for holding a support device (38) to which the intracochlear electrode is attached by a sliding connection during insertion. The proximal attachment portion (68B) has a hole (74) for the passage of a robotic sliding rod of the robotic arm. The instrument (66) further comprises a sliding element (70) within the main body (68). This sliding element (70) has a proximal portion configured and arranged within the proximal attachment portion (68B) so as to be driven longitudinally by the robotic sliding rod, and a distal portion (70A) configured and arranged so as to drive the intracochlear electrode longitudinally along the axis of its sliding connection.Figure for the abridged version: Fig. 8.

The present invention relates to a method for manufacturing a glass substrate having a through electrode and a glass substrate manufactured by the method. A method for manufacturing a glass substrate having a through electrode according to the present invention comprises: a through electrode forming step of forming a plurality of protruding through electrodes on one surface of a conductor plate; a die mating step of mounting the conductor plate on a lower die so that the plurality of through electrodes face upward, mounting a glass substrate on the top of the plurality of through electrodes, and mounting an upper die on the top of the glass substrate; a step of heating the mated die and the glass substrate so that the glass substrate reaches a temperature equal to or higher than a softening point; a through electrode insertion step of pressing the upper die so that mating surfaces of the upper die and the lower die come into contact with each other, and inserting the plurality of protruding through electrodes into the glass substrate to form a conductor plate-glass substrate assembly; a step of cooling the mated die and the conductor plate-glass substrate assembly; a step of separating the conductor plate-glass substrate assembly from the mated die; and an electrode exposure flattening step of flattening the glass substrate so that the plurality of through electrodes are exposed to the upper surface of the glass substrate of the conductor plate-glass substrate assembly.

A cell culture container includes: a container body; a cell culture insert having a tubular portion and an oxygen-permeable membrane; and a lid member. The container body is provided with an opening that communicates with an interior of the container body. The tubular portion includes an upper end and a lower end, and is inserted in the opening such that the lower end is located inside the container body. The lower end side of the tubular portion is closed by the membrane. The upper end side of the tubular portion is closed by the lid member. The lid member includes a lower surface that faces toward an interior of the tubular portion. The lid member is provided with an electrode insertion port and a culture medium outlet port that each communicate with the interior of the tubular portion at the lower surface.

Implant electrode insertion system (1) for inserting an implant electrode into the cochlea (99), comprising an oct device (2) comprising an oct probe (3) defining an optical axis (A) and configured to be held in a measurement position outside of the cochlea and configured to provide an orientation signal representative for an orientation of the oct probe with respect to a cochlea, measured using optical coherence tomography of light emitted from the probe in the measurement position along the optical axis (A); an implant electrode insertion module (4) connected to the oct device, and configured to be arranged in an insertion position on the basis of the orientation signal; and an alignment unit (5) configured to assist in positioning of the implant electrode insertion module (4) in the insertion position on the basis of the orientation signal; wherein the implant electrode insertion module (4) comprises an electrode guide that defines a guide axis (G), and is configured to, in the insertion position, guide a cochlear implant electrode along the guide axis towards the cochlea, wherein the guide axis (G) is coaxial with the optical axis (A) of the oct device.

This otological surgical instrument (66), for inserting an intracochlear electrode into a patient's inner ear, comprises a main body (68) with a proximal portion (68B) for attachment to a robotic arm and a distal portion (68A) for holding a support device (38) to which the intracochlear electrode is attached by a sliding connection during insertion. The proximal attachment portion (68B) has a hole (74) for the passage of a robotic sliding rod of the robotic arm. The instrument (66) further comprises a sliding element (70) within the main body (68). This sliding element (70) has a proximal portion configured and arranged within the proximal attachment portion (68B) so as to be driven longitudinally by the robotic sliding rod, and a distal portion (70A) configured and arranged so as to drive the intracochlear electrode longitudinally along the axis of its sliding connection.Figure for the abridged version: Fig. 8.

The utility model relates to the technical field of intelligent equipment, and discloses a pair of intelligent glasses, which comprises a glasses main body and glasses legs arranged on two sides of the glasses main body, the glasses legs comprise a front-end glasses leg and a rear-end glasses leg, the front-end glasses leg is connected to the glasses main body, and the front-end glasses leg and the rear-end glasses leg are magnetically connected through a magnetic structure; a conductive connecting seat is arranged in the front-end glasses leg, the conductive connecting seat is electrically connected with the glasses main body, an electrode inserting hole is formed in the front-end glasses leg, the electrode inserting hole and the conductive connecting seat are oppositely arranged, and a clamping convex structure is arranged in the electrode inserting hole; a battery is arranged in the front-end glasses leg, a plug-in electrode electrically connected with the battery is arranged on the rear-end glasses leg, a clamping groove structure is arranged on the plug-in electrode, the plug-in electrode can be plugged into the electrode plug-in hole to abut against the conductive connecting seat, and the clamping convex structure can be clamped with the clamping groove structure, so that the front-end glasses leg and the rear-end glasses leg are connected. The front-end glasses legs and the rear-end glasses legs of the intelligent glasses are fixed in a dual manner, so that the connection is firmer.

The embodiment of the utility model discloses a planar electrode for a high-temperature molten salt electrochemical system. The planar electrode comprises an alundum tube; a channel penetrating through two ends of the alundum tube is arranged in the alundum tube; the high-temperature-resistant metal wire is arranged in the channel of the alundum tube; the high-temperature-resistant metal wires extend out of two ends of the corundum tube; wherein one end of the high-temperature-resistant metal wire is flush with one end of the alundum tube, and the inner wall of the alundum tube and the high-temperature-resistant metal wire are sealed to serve as an electrode end of the planar electrode; and the other end of the high-temperature-resistant metal wire extends out of the other end part of the alundum tube to serve as an electrode connecting end. When the electrode is used as an electrode of an electrochemical system, the electrode has a constant area in an electrolyte, is not influenced by the insertion depth of the electrode, is not easily influenced by oxidation, corrosion and material migration, and has a good application prospect in the high-temperature molten salt electrochemical system when being used as a planar electrode with a constant area.

The invention relates to the technical field of medical surgical instruments, and provides a disposable radio frequency plasma surgical electrode which comprises a discharge loop assembly, an insulation protection assembly and a handle connecting assembly which are coaxially assembled. The discharge loop assembly is used for forming a radio frequency plasma discharge loop to realize tissue cutting and ablation; the insulation protection assemblies are adaptively arranged at different parts of the discharge loop assembly in a sleeving manner in a layered manner, so that insulation isolation of conductive parts in the discharge loop assembly is realized, insulation isolation of the discharge loop assembly and external tissues is also realized, and meanwhile, structural support is provided to avoid bending during operation; the handle connecting assembly is connected to the rear ends of the discharge loop assembly and the insulation protection assembly, and is used for providing a holding operation carrier and realizing electric connection with an external radio frequency power supply; the discharge loop assembly, the insulation protection assembly and the handle connecting assembly are fixedly assembled into a whole, and the variable-diameter connecting positions of all the assemblies are of arc transition structures so as to prevent clamping stagnation when an electrode is inserted into tissue.

A patient-specific method of conditioning a cochlear electrode array so as to reduce insertion forces is provided. The method includes obtaining a 3D phantom of at least a portion of a scala tympani of a patient. The cochlear electrode array is inserted into and removed out of the 3D model of the scala tympani one or more times, to condition (e.g. soften) the electrode prior to insertion into the patient's scala tympani. Trauma when inserting the electrode into the cochlea is thus reduced.

The present invention relates to a device that allows electroencephalographic and biochemical signals in rodent brains to be read using supports for the electrodes and microdialysis cannulas that move rotationally and along three axes, by means of adjustable manual mechanisms and sections that can be extended using air. The mechanism is operated manually by means of slidable elements and has a blocking mechanism and an extension element that extends using air for the vertical electrode insertion movement. The device is also capable of simultaneously inserting microdialysis cannulas to obtain cerebrospinal fluid to subsequently analyse biochemical signals, while also capturing electroencephalographic signals.

Existing clinically adopted epicardial pacing leads mostly rely on surgical suturing or insertion of electrodes to the heart tissue. However, these approaches can cause tissue trauma during application and / or retrieval of the implants, potentially causing detrimental complications such as bleeding, tissue damage, and / or device failure. The present invention reports a bioadhesive epicardial pacing lead for atraumatic epicardial monitoring and stimulation of the heart in vivo to overcome the limitations of existing bioelectronic implants. The bioadhesive pacing lead is composed of an insulation layer, a conductive bioadhesive interface, a built-in reservoir, an electrode lead wire, and a fluidic channel. The bioadhesive pacing lead shows robust mechanical and electrical properties, biocompatibility, continuous epicardial monitoring and pacing capability, and rapid on-demand atraumatic employment and removal.

The embodiment of the invention provides a stepping mechanism and an electrophysiological signal acquisition device and system, and belongs to the technical field of data acquisition, the stepping mechanism comprises an electrode insertion core and a sleeve, the electrode insertion core is provided with a containing cavity, the containing cavity is used for fixing a target electrode, and the containing cavity is formed by the inner wall of the electrode insertion core; the sleeve is arranged outside the electrode insertion core in a sleeving mode and attached to the outer surface of the electrode insertion core, the sleeve is used for limiting rotation of the electrode insertion core, the sleeve is provided with a penetrating hole in the axial direction of the sleeve, the penetrating hole extends to the second end of the sleeve from the first end of the sleeve, and the penetrating hole is used for guiding the electrode insertion core to move in the axial direction of the sleeve. The stepping mechanism provided by the embodiment of the invention can improve the flexibility of neural activity detection.

The utility model provides a fitting part and an atomizer, and belongs to the technical field of atomizers, the fitting part comprises a connecting part and a blocking part, the blocking part comprises a first end face and a second end face, the connecting part is arranged on the first end face, the blocking part is provided with an air inlet hole and an electrode jack which are communicated with the first end face and the second end face, and the second end face is provided with a liquid containing cavity; the liquid containing cavity is arranged around the air inlet. When the condensate flows to the second end face, the condensate continues to flow close to the second end face of the matching part, so that the condensate flows to the liquid containing cavity, the flowing condensate is stored in the liquid containing cavity, and the condensate can be effectively prevented from leaking to a battery cell or leaking to the outside of a product. In addition, an annular protrusion is further arranged on the cavity wall of the liquid containing cavity so that the condensate can be prevented from continuously flowing to the second end face side through the air inlet hole to a certain degree. A groove is further formed in the cavity wall of the liquid containing cavity so that condensate on the first wall face can be effectively prevented from dripping downwards.

A delivery catheter and method for implanting a pacemaker lead. The delivery catheter includes a catheter body with a lumen, first and second electrodes connected with respective first and second conductor wires connecting the first and second electrodes to an energy source. The method includes inserting a delivery catheter into the patient, the catheter having a distal electrode, breaching cardiac tissue with the electrode, and inserting a pacemaker lead though the delivery catheter and electrode into the patient.

The application provides a non-implanted medical device and system, wherein the non-implanted medical device comprises a device main body and an electrode, and is characterized in that the device main body comprises a controller, a stimulation circuit and a detection circuit, the controller is electrically connected with the stimulation circuit and the detection circuit; wherein the electrode is detachably connected with the device main body; when the electrode is inserted into the device main body, the electrode is electrically connected with the stimulation circuit and the detection circuit, and the detection circuit outputs a first electric signal; when the electrode is disconnected with the device main body, the detection circuit outputs a second electric signal different from the first electric signal.

The invention relates to an otologic surgical instrument (66) for the insertion of an intracochlear electrode into an inner ear of a patient, comprising a main body (68) having a proximal portion (68B) for attachment to an articulated robot arm and a distal portion (68A) for holding a holder device (38) to which the intracochlear electrode is attached with a sliding connection during insertion. The attachment proximal portion (68B) comprises a hole (74) for receiving a robotic sliding rod of the articulated robot arm. The instrument (66) further comprises a sliding member (70) in the main body (68). This sliding member (70) has a proximal portion configured and arranged in the attachment proximal portion (68B) so as to be able to be longitudinally driven by the robotic sliding rod, and a distal portion (70A) configured and arranged so as to be able to longitudinally drive the intracochlear electrode along the axis of its sliding connection.

A reactor unit for high-temperature thermal catalysis and electrothermal catalysis, an isolation film is arranged between a first support seat and a second support seat, a first insulation ring constituting a first reaction chamber with the isolation film is arranged in the middle of the inside of the first support seat, an electrode slot is arranged on the first insulation ring, a first electrode insertion hole is arranged in the middle of the first support seat and is communicated with the first reaction chamber, a first electrode passes through the electrode insertion hole and the electrode slot into the first reaction chamber in sequence; a second insulation ring constituting a second reaction chamber with the isolation film is arranged in the middle of the second support seat, an electrode slot is arranged on the second insulation ring, a second electrode insertion hole is arranged in the middle of the second support seat and is communicated with the second reaction chamber, a second electrode passes through the electrode insertion hole and the electrode slot into the second reaction chamber in sequence. The present application can greatly improve the energy utilization rate by carrying out two groups of catalytic reactions under the same heat source condition.

The present invention provides a plasma generation module comprising: multiple needle-shaped discharge electrodes disposed in multiple cells arranged in the XY plane such that the peaks thereof are oriented in the Z-axis direction at the centers of the cells; ground electrodes formed on perimeters of the cells in one-to-one correspondence with the peaks in the XY plane at the same height as the peaks; a guide block on which the ground electrodes are seated and which has grooves into which the multiple needle-shaped discharge electrodes are inserted; and a first terminal electrically connected to multiple needle-shaped discharge electrodes, and a second terminal electrically connected to the ground electrodes. According to the present invention, it is possible to generate plasma in a multiphasic and uniform manner by using the discharge electrodes and the ground electrodes included in the multiple cells.

An ablation catheter is disclosed, comprising an elongate body having a fluid lumen extending therethrough. The catheter includes a distal electrode assembly featuring a central insert electrode and an outer electrode that surrounds it at the distal end. The insert electrode has a non-circular cross-sectional shape. Fluid passages are formed between portions of the insert electrode and an inner surface of the outer electrode. The fluid passages are in fluid communication with the lumen and are configured to deliver fluid to a tissue-contacting surface of the catheter, enhancing ablation safety and efficiency. Also disclosed are related systems and methods of using the catheter for therapeutic ablation.