88 results about "Bipolar electrocoagulation" patented technology

The utility model discloses bipolar electrocoagulation forceps capable of adjusting directions. The bipolar electrocoagulation forceps comprise a handle part, a rotating unit and an operating part, the operating part is fixed at one end of the rotating unit, and the other end of the rotating unit is connected with the handle part; the operating part comprises a forceps rod with an insulating rod sleeve and electrocoagulation forceps mounted at the top end of the forceps rod, and a snake bone is arranged at the front end of the forceps rod; the rotating unit comprises an adjusting knob, a fixing buckle installed at the front end of the adjusting knob and a fixing cap matched with the fixing buckle. The handle part comprises a handle shell, an operation handle installed in the shell and a power transmission line connected with the conductive cable. According to the bipolar electrocoagulation forceps capable of adjusting the direction, the direction of the electrocoagulation forceps and the bending degree of the snake bone are adjusted through the adjusting knob structure of the rotating unit, meanwhile, the operating handle is adjusted to drive the conductive cable to enable the electrocoagulation forceps to be opened and closed, and an operator can rapidly change the working angle of the electrocoagulation forceps according to needs.

The invention discloses a pair of controllable laparoscope dripping bipolar electric coagulation forceps, which belongs to the technical field of medical instruments and comprises a hollow grip connected with a rotating component. The rotating assembly is provided with an electric coagulation forceps assembly; the electric coagulation forceps assembly comprises an electric coagulation assembly, a liquid spraying assembly, a quick connection assembly and an opening and closing assembly, the electric coagulation end of the electric coagulation assembly is installed at the opening and closing end of the opening and closing assembly, the power connection end of the electric coagulation assembly is fixedly connected with the opening and closing assembly, the end, away from the electric coagulation assembly, of the opening and closing assembly is fixedly connected with the quick connection assembly, and the opening and closing assembly is connected with the liquid spraying assembly. The opening and closing assembly is in threaded connection with the rotating assembly; the liquid spraying assembly is communicated with a liquid inlet assembly; the electrocoagulation assembly is provided with a power supply assembly; the quick connection assembly is connected with a quick connection type driving assembly; the quick connection type driving assembly is connected with a locking assembly; by means of the mode, the peritoneoscope catheter is suitable for the operation condition of a peritoneoscope, local temperature can be reduced, generation of eschar is reduced, surrounding tissue is protected, working efficiency is improved, and operation prognosis is improved.

The utility model discloses a quick release mechanism for rod forceps and bipolar electrocoagulation forceps, and belongs to the technical field of electrosurgical operating instruments. According to the quick release mechanism for the rod forceps, an actuator assembly is arranged at the tail end of a rod assembly, the actuator assembly comprises a clamp at least used for making contact with tissue, a rotary knob is arranged at the other tail end, away from the actuator assembly, of the rod assembly in a sleeved mode, a quick release assembly is connected into the rotary knob, and the quick release assembly comprises an excitation piece and a locking base. The rod assembly is at least partially inserted into the locking seat, the excitation part can slide relative to the locking seat, so that the excitation part has an unlocking state and a locking state, when the excitation part is in the locking state, the rod assembly and the excitation part are in locking fit, and the knob can drive the rod assembly to rotate; when the excitation piece is in the unlocking state, the rod assembly can be detached from the locking base, the detaching process is more convenient and faster, and operation is easy.

The application provides a medical bipolar electrocoagulation forceps performance quantitative evaluation method, and belongs to the field of medical instrument performance detection. The method comprises the following steps: obtaining pinch force and clamping force data of the forceps at different time points in a working process; drawing a curve diagram of the pinch force and the clamping force changing with time; selecting the size of a slope mutation point in a pinch force rising stage as a pinch force compensation value in the curve diagram; selecting a region between the mutation point and a pinch force maximum point as an analysis region; calculating a ratio of the clamping force plus the compensation value to the pinch force in the region according to a physics force principle; if the ratio extreme value is in a set range, drawing a curve diagram of the pinch force and the ratio; and integrating the curve in the pinch force direction in the set range of the ratio to obtain a medical bipolar electrocoagulation forceps performance index. The application uses the medical bipolar electrocoagulation forceps performance index to quantitatively evaluate the performance of the medical bipolar electrocoagulation forceps, thereby making up for defects of existing bipolar electrocoagulation forceps performance evaluation methods.

The utility model discloses a pair of bipolar electric coagulation forceps, which comprises a connecting seat, a left forceps handle and a right forceps handle, wherein the rear end portion of the left tweezers handle and the rear end portion of the right tweezers handle are both connected to the connecting base, a left tweezers tip is arranged at the front end portion of the left tweezers handle, a right tweezers tip is arranged at the front end portion of the right tweezers handle, the left tweezers tip and the right tweezers tip are oppositely arranged, and the left tweezers handle and the right tweezers handle are respectively sleeved with an anti-skidding sleeve. The anti-skidding sleeve is arranged, the anti-skidding effect can be improved, the anti-skidding sleeve can be stably grasped to avoid skidding, the anti-skidding sleeve is firmly connected, and loosening and falling can be avoided.

The utility model relates to the technical field of medical instruments, in particular to a water injection connecting channel structure for bipolar electric coagulation forceps, which is provided with a water injection shell, the water injection shell is mounted between two forceps bodies, a water inlet and a water outlet are formed in the water injection shell, a plunger is arranged in the water injection shell, two sealing pieces are arranged on the plunger, and the two sealing pieces are connected with the water injection shell. The pressing action of the forceps body and the movement of the plunger are directly associated, flowing of normal saline is controlled by simply pressing or releasing the forceps body, the operation process is simplified, the operation burden of a doctor in an operation is reduced, the doctor does not need to distract to operate a valve, the doctor can concentrate on the operation, and the operation efficiency is improved. According to the water injection connecting channel structure for the bipolar electric coagulation forceps, through automatic control, the operation concentration is improved, human errors are reduced, a more convenient, reliable and efficient normal saline control scheme is provided for doctors, and therefore the operation quality and safety are improved.

The pair of cooling anti-sticking bipolar electric coagulation forceps comprises two core bodies, forceps tips are formed at the tail ends of the core bodies, and cooling fluid channels extending to the forceps tips from the ends, away from the forceps tips, of the core bodies are formed in the core bodies; each forceps tip comprises a connecting section located at the near end and a working section located at the far end. At least one water outlet communicated with the cooling fluid channel is formed in the electrocoagulation surface of the connecting section; a hollow heat dissipation channel is formed in the working section, and a plurality of heat dissipation micropores communicated with the hollow heat dissipation channel are formed in the non-electrocoagulation face of the working section. According to the invention, a dual heat dissipation mechanism is formed through a passive heat dissipation system formed by the hollow heat dissipation channels and the heat dissipation micropores and an active cooling system formed by the cooling fluid channels and the water outlets; according to the electric coagulation forceps, the water outlet and the heat dissipation micropores are arranged in a partitioned mode, targeted cooling of the electric coagulation face is achieved, the temperature of the forceps tips is effectively reduced, tissue eschar attachment is prevented, and the use efficiency and safety of the electric coagulation forceps are improved.

The invention discloses bipolar electric coagulation forceps with anti-adhesion inner sides and insulation outer sides in the technical field of electric coagulation forceps, which comprise two groups of forceps bodies and insulation barrier strips which are arranged in bilateral symmetry, the rear ends of the two groups of forceps bodies are both fixedly mounted on an electrode fixing seat, and the front ends of the two groups of forceps bodies are both provided with forceps tips for electric conduction. The two sets of insulation barrier strips are located on the outer sides of the two sets of forceps bodies, the rear ends of the two sets of insulation barrier strips are fixedly installed on the electrode fixing base, and limiting assemblies are installed between the insulation barrier strips and the electrode fixing base and used for limiting the moving range of the insulation barrier strips. The invention solves the problems that the existing bipolar coagulation forceps are difficult to effectively block peripheral human tissues during actual operation, the outer side of the heated bipolar coagulation forceps is easy to accidentally injure the peripheral human tissues, and the solidified tissues are easy to adhere to the inner side of the bipolar coagulation forceps when high temperature generated by current is used for hemostasis; and the risk that the blood vessel is broken again when the bipolar electric coagulation forceps are opened can be improved.

This invention discloses a bipolar electrocoagulation forceps with internal anti-adhesion and external insulation in the field of electrocoagulation forceps technology. It includes two sets of forceps bodies symmetrically arranged on the left and right sides and insulating strips. The rear ends of both sets of forceps bodies are fixedly mounted on an electrode holder, and the front ends of both sets of forceps bodies are provided with conductive tips. The two sets of insulating strips are located on the outside of the two sets of forceps bodies, and the rear ends of both sets of insulating strips are fixedly mounted on the electrode holder. A limiting component is installed between the insulating strips and the electrode holder to limit the movement range of the insulating strips. This invention solves the problems of existing bipolar electrocoagulation forceps, which are difficult to effectively block surrounding human tissue during actual operation, and the risk of accidental injury to surrounding human tissue on the outside of the heated bipolar electrocoagulation forceps. Furthermore, when using high temperatures generated by current for hemostasis, tissue coagulation can easily cause adhesion to the inside of the bipolar electrocoagulation forceps, increasing the risk of blood vessel re-rupture when the forceps are opened.

The embodiment of the utility model provides a multi-mode operation electrode used under the abdominal cavity, and relates to the field of medical equipment, the multi-mode operation electrode comprises an operation handle, a sheathing canal, an inhaul cable, a bipolar electrocoagulation clamp assembly and a monopolar electrocoagulation hook; the sheathing canal is connected with the operating handle, and the operating handle is connected with the bipolar coagulation forceps assembly through the inhaul cable and used for controlling the bipolar coagulation forceps to be opened or closed; at least one of the bipolar electrocoagulation clamp assembly and the monopole electrocoagulation hook is in sliding fit with the sheathing canal, so that the monopole electrocoagulation hook or the bipolar electrocoagulation clamp assembly can extend out of the far end of the sheathing canal and work independently. Through the design of the operation electrode, the difficulty of switching different instruments in the operation process can be reduced, the time is shortened, the operation efficiency is improved, the infection risk is reduced, and the operation success rate is improved.

The invention discloses a pair of reusable bipolar electrocoagulation forceps, and belongs to the technical field of electrosurgical operating instruments. According to the bipolar electrocoagulation forceps, the first shell and the second shell can be detachably connected through the magnetic attraction assembly, the actuator assembly is arranged at the far end of the rod assembly, and the forceps rod driving mechanism and the cutter rod driving mechanism of the control assembly are arranged on the support, so that after the bipolar electrocoagulation forceps are used, the shell assemblies can be rapidly disassembled, and the operation is convenient. The rod assembly of the integrated structure is detached from the support, so that the forceps head and the cutting blade are more convenient to clean, sterilize and disinfect; besides, the cutting mechanism, the forceps rod and the outer rod are nested and connected into an integrated structure from inside to outside, the forceps rod driving mechanism is in transmission connection with the part, exposed out of the outer rod, of the forceps rod, and the cutter rod driving mechanism is in transmission connection with the part, exposed out of the forceps rod, of the cutter rod. On the other hand, the control assembly can control the cutter bar and the forceps rod more stably and reliably.

The present application relates to the technical field of medical devices in general, and in particular to a kind of intelligent dynamic dual-mode temperature control anti-adhesion bipolar electrocoagulation system and switching temperature control method, bipolar electrocoagulation forceps are provided with temperature sensor and liquid passage, the inlet of liquid passage is connected with liquid pipeline, liquid pipeline is connected with liquid pump, liquid pump is electrically connected with control module, control module is arranged on the power supply path of electrocoagulation forceps host and bipolar electrocoagulation forceps, control module receives the signal of temperature sensor, power output adjustment module is integrally arranged in control module, the output power of electrocoagulation forceps host can be adjusted, according to the real-time temperature feedback of temperature sensor, the power size that host is delivered to bipolar electrocoagulation forceps is adjusted, while the liquid flow size is controlled by peristaltic pump through control module, auxiliary rapid cooling is carried out, so as to realize the rapid and accurate regulation and control of temperature, while guaranteeing the good hemostatic effect of bipolar electrocoagulation forceps, the occurrence of tissue overheating and carbonization adhesion is avoided.

The application discloses a kind of bipolar electrocoagulation instruments of water and electricity cooperation, it is related to medical instrument technical field, can solve the problem of the water and electricity coordination of existing bipolar electrocoagulation instruments is not good.The application embodiment discloses a kind of bipolar electrocoagulation instruments of water and electricity cooperation, including handle part, stem part and jaw head, jaw head is set to stem part far from the end of handle part, wherein: the handle part is equipped with the pull driving assembly for controlling the opening and closing state of jaw head and the water and electricity joint control assembly for controlling the water and electricity on-off of jaw head;Waterway and circuit of the jaw head pass through water and electricity joint control assembly and are in simultaneous opening state or simultaneous off state, water and electricity joint control assembly is limited by pull driving assembly when the jaw head is in opening state, so that waterway and circuit of jaw head are in normal off state.

The present invention discloses a bipolar electrocoagulation dissection surgical forceps hook, which comprises a handle and a multifunctional forceps head arranged at the front end of the handle. The multifunctional forceps head comprises a first forceps head and a second forceps head. A semi-through mounting groove is formed in the second forceps head in the direction from the head to the tail. A temperature probe is arranged in the semi-through mounting groove. A wire is connected to the temperature probe. The temperature probe is arranged in the semi-through mounting groove, and the wire extends outside the second forceps head. The semi-through mounting groove is also filled with heat-conducting glue. A temperature display screen is arranged on the handle. The tails of the first forceps head and the second forceps head are both hook-shaped. The heat-conducting glue transmits heat to the temperature probe better. The temperature probe detects the temperature of the tissue or blood vessel to be operated between the surgical forceps, and then the temperature is displayed on the temperature display screen to ensure that the temperature is kept within a certain range during the whole surgical process, and avoid the phenomenon of scorching of human tissues caused by too high temperature.

This invention provides an integrated multifunctional instrument for a surgical robot. The bipolar forceps includes two waist-shaped rings, one end of which is connected via a connecting end and a pin. The two waist-shaped rings are a fixed end and a movable end, respectively. A gap is provided at the end of each waist-shaped ring away from the connecting end. Electrode layers are provided on adjacent end faces of both the fixed and movable ends. The movable end can move axially along the pin. Parallel suction tubes are provided on the end face of the movable end away from the fixed end, and each suction tube is connected to a negative pressure device. This invention achieves bipolar electrocoagulation by placing an electrode layer between the two waist-shaped rings. When bleeding occurs, after clamping with the bipolar forceps, the suture can be pulled out from the gap during suturing, improving surgical safety. The negative pressure device, through the suction tubes, removes surgical waste blood, avoiding interruptions to the surgery or open surgery, shortening surgical time, and improving surgical efficiency and safety.

The utility model discloses a bipolar coagulation forceps head structure with cutting edges. The bipolar coagulation forceps head structure comprises a left forceps tip, a right forceps tip and a pin shaft, the left forceps tip comprises a left handle part and a blade rod part located on one side of the far end of the left handle part, and a blade edge is arranged on the blade rod part; the right forceps tip comprises a right handle part and a groove rod part located on one side of the far end of the right handle part, and a blade groove matched with the blade edge is formed in the groove rod part; and one sides of the near ends of the left handle part and the right handle part are hinged with each other through a pin shaft. By the adoption of the technical scheme, the bipolar electrocoagulation forceps head structure with the cutting edges is beneficial to improving the electrocoagulation effect, due to the design of the cutting edge ridges and the cutting edge grooves, heat energy is conducted in a concentrated mode, the local temperature is increased, and the electrocoagulation effect is better and rapider; the cutting performance can be improved, the cutting sharpness is increased through the blade edges, the cutting process is smoother, the incision is more tidy, the scalpel is more suitable for operations needing fine operation, and accurate tissue treatment and cutting can be better achieved.

The utility model discloses a pair of reusable bipolar electrocoagulation forceps, and belongs to the technical field of electrosurgical operating instruments. According to the bipolar electrocoagulation forceps, the first shell and the second shell can be detachably connected through the magnetic attraction assembly, the actuator assembly is arranged at the far end of the rod assembly, and the forceps rod driving mechanism and the cutter rod driving mechanism of the control assembly are arranged on the support. The shell assembly can be rapidly disassembled, the rod assembly of the integrated structure can be disassembled from the support, and cleaning, sterilization and disinfection of the forceps head and the cutting blade are more convenient. Besides, the cutting mechanism, the forceps rod and the outer rod are nested and connected into an integrated structure from inside to outside, the forceps rod driving mechanism is in transmission connection with the part, exposed out of the outer rod, of the forceps rod, and the cutter rod driving mechanism is in transmission connection with the part, exposed out of the forceps rod, of the cutter rod. On the other hand, the control assembly can control the cutter bar and the forceps rod more stably and reliably.

The utility model relates to the technical field of medical tools, in particular to a separable forceps head device for bipolar electrocoagulation forceps, which comprises a grab handle, a forceps handle is integrally constructed on the surface of the outer wall of the grab handle, a rail bar is slidably mounted in the forceps handle, a square seat is integrally constructed at one end of the rail bar positioned on the outer side of the forceps handle, an insertion bar is inserted in the square seat, and the insertion bar is connected with the handle of the grab handle. The end, away from the square base, of the insertion strip is integrally provided with a tong head. When the bipolar electrocoagulation forceps are used, the square base on the outer side of the forceps handle can be pulled according to the use requirement, so that the square base drives the rail bar to extend out of the forceps handle and can drive the forceps head to move, the distance between the forceps head and the grab handle is adjusted, and the bipolar electrocoagulation forceps can be conveniently used by personnel; the clamp head is convenient to disassemble, assemble and replace, and the bipolar coagulation clamp is convenient to use.

The invention generally relates to the technical field of medical instruments, in particular to an intelligent dynamic dual-mode temperature control anti-adhesion bipolar electrocoagulation system and a temperature control switching method, bipolar electrocoagulation forceps are provided with a temperature sensor and a liquid passage, an inlet of the liquid passage is connected with a liquid pipeline, the liquid pipeline is connected with a liquid pump, and the liquid pump is connected with a liquid pump. The liquid pump is electrically connected with the control module, the control module is arranged on a power supply path of the electric coagulation forceps main machine and the bipolar electric coagulation forceps, the control module receives signals of the temperature sensor, and a power output adjusting module is integrally arranged in the control module and can adjust the output power of the electric coagulation forceps main machine. According to the real-time temperature feedback of the temperature sensor, the power transmitted to the bipolar coagulation forceps by the host is adjusted, and meanwhile, the peristaltic pump is controlled through the control module to control the liquid flow so as to assist in rapid cooling, so that the temperature is rapidly and accurately adjusted and controlled; the good hemostasis effect of the bipolar electric coagulation forceps is guaranteed, and meanwhile tissue overheating and carbonization adhesion are avoided.

The utility model relates to the technical field of medical instruments, and provides an intraoperative hemostasis device which comprises a bipolar electrocoagulator, a suction tube and a connecting and fixing part, the connecting and fixing part comprises a bipolar electrocoagulator fixing piece and a suction tube fixing piece; the bipolar electrocoagulator fixing part comprises a bipolar electrocoagulator fixing base, an extension section is arranged at the far end of the top of the bipolar electrocoagulator fixing base, and the bottom of the near end of the suction tube fixing part is fixedly arranged on the extension section; the suction tube fixing part comprises a first suction tube fixing ring and a second suction tube fixing ring, the first suction tube fixing ring is fixedly arranged at the far end of the top of the suction tube fixing part, and the second suction tube fixing ring is fixedly arranged at the far end of the top of the suction tube fixing part. According to the intraoperative hemostasis device, the hemostasis efficiency can be remarkably improved, so that the operation time is shortened, the infection probability increase caused by long operation time is reduced, and the working efficiency of operation related personnel is improved.

1. The name of the design product: electric coagulation forceps storage rack. 2. The use of the design product: for temporary storage of bipolar coagulation forceps in use. 3. The design features of the design product: in shape. 4. The picture or photo that best indicates the design features: perspective view 1.

The invention discloses a portable ultrasonic knife for rapid blood-free tracheotomy, and relates to an ultrasonic knife for tracheotomy. The invention aims to provide the hemostat which can stop bleeding or automatically stop bleeding in the operation process; the view is clear, damage is avoided, and time is saved; the multifunctional scalpel has multiple functions, can be used for cutting skin, especially hardened skin after burning, can also be used for cutting tracheal cartilage, and can face multiple conditions at the same time; the tracheotomy ultrasonic knife is small, exquisite and convenient to carry. The portable ultrasonic scalpel comprises a scalpel head and a scalpel handle and is of a scalpel type structure on the whole, the scalpel head comprises a main blade and an auxiliary blade, the lower edge of the main blade is of a sharp blade type structure, the upper edge of the main blade is matched with the lower edge of the auxiliary blade to form scissors, and the front ends of the main blade and the auxiliary blade are sharp ends and are combined into electrodes. The portable ultrasonic scalpel simultaneously has three functions, namely the scalpel, the scissors and the bipolar electrocoagulation, and can be freely switched according to needs, so that the effects of quickly cutting (skin, soft tissue and cartilage) and thoroughly stopping bleeding by one scalpel are achieved.

The application relates to the technical field of medical devices, in particular to a bendable bipolar electrocoagulation forceps with a holding structure; the bipolar electrocoagulation forceps comprises a handle assembly, an electrode assembly, a control assembly, a bending assembly and a forceps head assembly, the electrode assembly comprises an electrode tube, an outer conductive tube and an inner conductive rod, the control assembly comprises a fixing seat, a rotating unit and a mounting seat arranged in sequence, the control assembly is installed at one end of the handle assembly through the fixing seat, a handle is arranged at the other end of the handle assembly, the outer conductive tube of the electrode assembly is arranged in the mounting seat and extends out, the electrode tube is arranged in the handle assembly and is electrically connected with the outer conductive tube, the two ends of the bending assembly are connected with the outer conductive tube and the forceps head assembly respectively, one end of the inner conductive rod is connected with the forceps head assembly, and the other end of the inner conductive rod is connected with the handle for controlling the opening and closing of the forceps head; the rotating unit is further provided with a function tube connected with the bending assembly; the application can make the bending process of the surgical instrument more stable, the current conduction more reliable and the operation more convenient.

The invention relates to a medical instrument, in particular to the technical field of instruments special for brain diseases, in particular to a multifunctional surgical instrument special for an endoscope, and provides the multifunctional surgical instrument special for the endoscope aiming at the problem that instruments with different functions need to be replaced during an operation of an existing endoscope. The outer surface of the electronic endoscope is sleeved with an operation inner tube, a quick-release knob is arranged on the operation inner tube, a first channel is formed in the electronic endoscope, an aspirator is arranged in the first channel, a second channel is formed in the aspirator, and a bipolar electrocoagulator is arranged in the second channel; when in use, the electronic endoscope is inserted into the surgical inner tube, the quick-release knob is tightened to clamp the surgical inner tube, then the surgical inner tube is inserted into the skull of a human body in place, the quick-release knob is loosened to withdraw the electronic endoscope, and a surgical channel is established; according to the instrument, the ventriculoscope body, the suction module and the 3D imaging module channel are integrated, various split instruments do not need to be frequently replaced, and the number of times that the instruments enter and exit from the cranium is reduced.

The invention provides a novel forceps head structure of bipolar coagulation forceps, which belongs to the technical field of medical instruments, and comprises a fixed forceps head, a second forceps head and a third forceps head, the movable tong head comprises a second working part; the supporting body is made of an insulating material; the movable tong head is rotationally connected to a rotating point arranged on the supporting body; the rotating point is not in contact with the fixed tong head; the second working part can be attached to or separated from the first working part through rotation of the movable tong head. The rotating point of the movable tong head is supported outside the fixed tong head through the supporting body and is far away from the fixed tong head as much as possible, the physical distance between the rotating point of the movable tong head and the movable tong head access point of the fixed tong head access end is directly increased, and it is ensured that current preferentially flows to the effective action area where the second working part makes contact with the first working part; the creepage distance is prolonged, so that the resistance of current creepage along the insulating surface is increased, thereby avoiding hidden short circuit caused by insufficient creepage distance, and further enhancing the electrical isolation effect between the two electrodes.

The bipolar electrocoagulation forceps with the suction function comprise a handle, a forceps holder, a sleeve assembly and a suction tube, the tube wall, making contact with the forceps holder, of the end of the suction tube protrudes upwards to form a first surface, and the inner surface of the forceps holder is provided with a second surface matched with the first surface; a plurality of first bulges are arranged on the first surface, a plurality of second bulges are arranged on the second surface, and the plurality of first bulges and the plurality of second bulges form a press fit structure. According to the scheme, the bipolar electrocoagulation forceps integrate the function of sucking air and liquid to be discharged, a doctor can conveniently complete clamping, blood coagulation and suction operations on tissues with one hand in an operation, the surface area and friction force between the forceps and the clamped tissues are increased due to the design of the jaws, and a better blood coagulation effect can be achieved.

An adjustable bipolar electrocoagulation forceps, including a shell, a bipolar outer tube, a bipolar forceps, a bipolar inner core, bipolar positive and negative electrode wires, a tail, the bipolar forceps is arranged in the bipolar outer tube and is extruded by the tube wall of the bipolar outer tube, the forceps tip of the bipolar forceps is partially exposed from one side of the bipolar outer tube and the bipolar inner core, the tail is arranged on the other side outside the shell, the bipolar positive and negative electrode wires are connected with the positive and negative poles of the bipolar forceps, the shell is composed of an upper cover and a lower cover, the upper cover is provided with a sliding groove, the shell is further provided with an adjusting assembly, the adjusting assembly is composed of an adjusting screw, a fixed block, a spring, a tube core pin and a bipolar outer tube push block, the tube core pin penetrates the bipolar inner core and the bipolar outer tube, the bipolar outer tube push block is connected with the bipolar outer tube in a nested manner through the tube core pin, the spring is sleeved on the bipolar outer tube and is in contact with the bipolar outer tube, the fixed block is installed on the bipolar forceps and is arranged in the shell, and the adjusting screw is in contact with the bipolar outer tube push block through the sliding groove and the fixed block.

The invention discloses a quick release mechanism for rod forceps and bipolar electrocoagulation forceps, and belongs to the technical field of electrosurgical operating instruments. According to the quick release mechanism for the rod forceps, an actuator assembly is arranged at the tail end of a rod assembly and comprises a clamp at least used for making contact with tissue, a rotary knob is arranged at the other tail end, away from the actuator assembly, of the rod assembly in a sleeving mode, a quick release assembly is connected into the rotary knob, and the quick release assembly comprises an excitation piece and a locking base; the rod assembly is at least partially inserted into the locking seat, the excitation part can slide relative to the locking seat, so that the excitation part has an unlocking state and a locking state, when the excitation part is in the locking state, the rod assembly and the excitation part are in locking fit, and the knob can drive the rod assembly to rotate; when the excitation piece is in the unlocking state, the rod assembly can be detached from the locking base, the detaching process is more convenient and faster, and operation is easy.

The utility model relates to the technical field of medical instruments, in particular to novel controllable dripping bipolar electric coagulation forceps which comprise two forceps pieces, pipe grooves are formed in the inner sides of the two forceps pieces, water supply pipes are arranged in the pipe grooves, the tail ends of the forceps pieces are connected with a fixing box, and a control assembly is arranged between the tail portions of the forceps pieces. According to the utility model, the extrusion assembly is arranged, and the water supply pipe is extruded by the extrusion roller, so that water dripping is blocked; by arranging the transmission assembly, when the tweezers pieces approach each other, the heads of the rotating plates approach each other, the sliding sleeve can be driven to be away from the fixed box, and therefore the connecting rod is driven to slide, the extrusion assembly is driven to move towards the fixed plate, extrusion on the water supply pipe is relieved, and water drips after the tweezers tips approach to a certain distance; by rotating the connecting rod, the distance from the knob to the sliding sleeve can be controlled, meanwhile, the moving distance of the connecting frame is controlled, and then the tweezers tip distance at the beginning of dripping is controlled.

This invention relates to the field of medical device technology, specifically to a monopolar / bipolar electrocoagulation forceps hook; it includes a handle, a cannula assembly, surgical instruments, an electrode assembly, and a power cord assembly. The cannula assembly is mounted on the handle via a connecting sleeve. The surgical instruments are located at the end of the cannula assembly furthest from the handle. The electrode assembly is located inside the handle, and the power cord assembly is electrically connected to the electrode assembly. The cannula assembly includes a telescopic cannula, a cannula electrode, and a pull rod electrode. The electrode assembly includes a first electrode and a second electrode. The first electrode is electrically connected to the cannula electrode, and the second electrode is electrically connected to the pull rod electrode. An elastic element is fixedly connected to one end of the telescopic cannula inside the handle housing. By adjusting the telescopic cannula, the current conduction between the elastic element and the first and second electrodes is adjusted, thereby realizing the monopolar / bipolar switching of the electrocoagulation forceps hook. During surgery, only the telescopic cannula switching control switch needs to be adjusted to complete the monopolar / bipolar switching. The structure is reasonable, the operation is convenient, and it meets the electrocoagulation needs in different surgical scenarios.