WO2019128955A1 - 电手术用器械操纵装置 - Google Patents

电手术用器械操纵装置 Download PDF

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Publication number
WO2019128955A1
WO2019128955A1 PCT/CN2018/123339 CN2018123339W WO2019128955A1 WO 2019128955 A1 WO2019128955 A1 WO 2019128955A1 CN 2018123339 W CN2018123339 W CN 2018123339W WO 2019128955 A1 WO2019128955 A1 WO 2019128955A1
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WO
WIPO (PCT)
Prior art keywords
conductive
electrosurgical instrument
operating device
active
passive
Prior art date
Application number
PCT/CN2018/123339
Other languages
English (en)
French (fr)
Inventor
施萧俊
李鹏
Original Assignee
杭州安杰思医学科技有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CN201721835579.9U external-priority patent/CN208725866U/zh
Priority claimed from CN201711422698.6A external-priority patent/CN109953820A/zh
Application filed by 杭州安杰思医学科技有限公司 filed Critical 杭州安杰思医学科技有限公司
Publication of WO2019128955A1 publication Critical patent/WO2019128955A1/zh

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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/18Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • A61B18/20Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser

Definitions

  • the present application relates to the medical industry, and in particular to an instrument operating device for electrosurgery.
  • the present application provides an improved electrosurgical instrument operating device that can prevent internal electrode wires from intertwining each other and improve the safety and reliability of the surgical operation.
  • the application provides an electrosurgical instrument operating device, comprising:
  • a wiring assembly comprising an electrode module, an active electrode line and a passive electrode line, wherein the active electrode line and the passive electrode line are installed inside the connecting base and connected to the power source through the electrode module;
  • a sheath tube for accommodating the active electrode line and the passive electrode line and mounted on the connecting seat
  • the active electrode line slides and rotates relative to the passive electrode line and is in sliding electrical contact with the electrode module.
  • the electrode module includes:
  • a passive conductive unit connected to one pole of the power source and connected to the passive electrode line;
  • An active conductive unit is connected to the other pole of the power source and is in sliding electrical contact with the active electrode line.
  • the passive conductive unit and the active conductive unit are connected to each other, and the electrode module further includes an insulating sleeve disposed between the passive conductive unit and the active conductive unit, the insulating sleeve is configured to isolate the passive conductive unit from Electrical transmission between active conductive units.
  • the electrode module further includes a guiding seat, the guiding seat sleeves the sheath tube and is disposed inside the connecting seat, and the guiding seat fixes the passive electrode line.
  • the active conductive unit includes a conductive insert and a connecting member connected to the conductive insert
  • the passive conductive unit includes a negative electrode seat
  • the conductive insert penetrates the negative electrode seat and the insulating sleeve
  • the connecting member is The active electrode lines are in sliding electrical contact.
  • the connecting member includes a plurality of latching pieces, and the plurality of the latching pieces are disposed in parallel with each other or alternately arranged with each other and form a gap having a preset distance, and the active electrode wire is in the locking piece The clamping is disposed in the gap.
  • the connecting member includes a contact member and a first elastic member, and the contact member is in sliding electrical contact with the active electrode line under the resisting action of the first elastic member.
  • the electrode module further includes a mounting seat disposed inside the connecting base and receiving a portion of the conductive insert and a connecting member, and the conductive plug and the mounting seat are in electrical contact with each other ;
  • the first elastic member is received in the mounting seat, one end of the first elastic member abuts the mounting seat, and the other end abuts the contact member; or the first elastic member is received In the conductive unit, one end of the first elastic member abuts the conductive unit, and the other end abuts the contact member.
  • the connecting member is a curved elastic piece
  • the elastic piece has a first end, a second end and a curved section between the first end and the second end, and the first end card of the elastic piece
  • the conductive insert is buckled, and the second end of the elastic piece is in contact with the active electrode line.
  • the first end of the elastic piece has a wave shape, and the first end of the elastic piece is provided with a groove, and the elastic piece buckles the conductive insert through the groove.
  • the electrode module further includes a mounting base, the active conductive unit includes a conductive insert, the conductive insert is in electrical contact with the mount, the active electrode line penetrates the conductive insert, and the conductive A second elastic member is disposed in the insert and the mounting seat, and one end of the second elastic member abuts the conductive unit, and the other end abuts the mounting seat.
  • the passive conductive unit and the active conductive unit are spaced apart from each other.
  • the passive conductive unit includes a connecting piece, and the connecting piece connects one end of the passive electrode line and is fixed on the connecting seat.
  • the passive conductive unit includes a slider, and one end of the slider abuts on the connector and is in sliding electrical contact with the passive electrode line.
  • the passive conductive unit includes a first insert
  • the active conductive unit includes a second insert
  • the connecting seat is provided with a cover body, the cover covers the connecting seat and fixes the first One insert and the second insert.
  • a through hole is defined in the cover body, and one end of the first insert piece and the second insert piece are disposed inside the through hole;
  • One end of the first tab and the second tab protrudes beyond the connecting seat through the through hole.
  • the passive conductive unit includes a first conductive insert
  • the active conductive unit includes a second conductive insert
  • the passive electrode line communicates with the power source through a first conductive plug
  • the active electrode line passes through the second A conductive plug connects the power source.
  • the present application provides an electrosurgical instrument operating device comprising an active electrode wire, a passive electrode wire, a sliding handle, a rotating handle, an electrode and a sheath, the rotating handle being rotatably connected to the electrode, the sliding handle being slidably mounted on
  • the electrode includes a base, a negative pole seat, a conductive insert and a sliding connector, the negative pole seat and the conductive insert are fixedly mounted on the base, and the sliding connector is fixedly mounted on the conductive insert
  • the active electrode wire is slidably connected to the sliding connector and one end is fixedly connected to the sliding handle, and part of the active electrode wire is received in the sheath tube, and part of the active electrode wire is located in the base.
  • the sheath tube is extended to form a processing portion, and the passive electrode wire is housed in the sheath tube and one end is electrically connected to the negative electrode holder.
  • the sliding connector includes two locking pieces, each of the locking pieces includes a locking portion, and the locking portions are fixed to the conductive insert and a gap is formed between the locking portions.
  • the active electrode line is located in the gap.
  • the active electrode wire includes a push-pull rod and an electrode wire body, and the electrode wire body portion is sleeved in the push-pull rod, and the diameter of the push-pull rod is larger than the width of the gap.
  • each of the fastening pieces further includes a pressing portion, the pressing portion is fixed to the locking portion, the base includes a protrusion, and the pressing portion is in contact with the protrusion to cause the The active electrode wire is in contact with the locking portion.
  • each of the fastening pieces further includes a guiding portion, the guiding portion is fixed to the pressing portion, and an angle between the pressing portion and the locking portion is larger than the guiding portion and the The angle between the pressing portions.
  • the sliding connector includes a conductive base and an elastic support body.
  • the conductive base is received in the base and fixedly connected to the conductive insert.
  • the conductive base is provided with a sliding slot and is connected to the sliding slot.
  • the mounting hole passes through the sliding slot, and the elastic supporting body is received in the mounting hole and is in contact with the active electrode line to contact the active electrode line with the conductive base.
  • the elastic support body includes an elastic member and a marble, and the elastic member is received in the mounting hole, and the marble is located between the elastic member and the active electrode line.
  • the elastic support is located below the active electrode line.
  • the elastic support is located above the active electrode line.
  • the conductive insert is provided with a through hole
  • the active electrode wire passes through the through hole
  • the sliding connector comprises an elastic member
  • the elastic member is received in the base and is in contact with the conductive insert
  • the active electrode line is in electrical contact with the inner wall of the through hole.
  • the sliding connector further includes a conductive base, the conductive base is received in the base and fixedly connected to the conductive insert, and the conductive base is provided with a sliding slot and a mounting hole communicating with the sliding slot.
  • the elastic member is received in the mounting hole, and the active electrode wire passes through the sliding slot.
  • the electrode further includes an insulating sleeve, the base is provided with a power interface, the negative pole is mounted on the power interface, the conductive insert is sleeved in the negative seat, and the insulating sleeve is disposed in the The conductive insert surface insulates the negative electrode holder from the conductive insert.
  • the electrosurgical instrument operating device further includes a contact electrode electrically connected to the contact electrode, and the active electrode line is electrically connected to the contact electrode through human body tissue.
  • the electrosurgical instrument operating device provided by the present application designs the electrical connection between the electrode module and the active electrode line as a sliding electrical contact, so that the active electrode wire can slide along its own length and roll from the axis, overcoming the conventional operating device.
  • the problem that the active electrode wire rotates around the passive electrode wire has broad application prospects.
  • FIG. 1 is a schematic structural view of an electrosurgical instrument operating device according to a first embodiment of the present application
  • FIG. 2 is a schematic view showing the disassembly of the electrosurgical instrument operating device shown in FIG. 1;
  • FIG. 3 is a schematic view showing the disassembly of the electrosurgical instrument operating device of FIG. 1 in another mode;
  • Figure 4 is a cross-sectional view of the electrosurgical instrument operating device of Figure 1 taken along line II-II;
  • Figure 5 is a schematic structural view of the electrosurgical instrument operating device shown in Figure 1 with a partial structure omitted;
  • Figure 6 is a schematic view showing the structure of the electrosurgical instrument operating device shown in Figure 1 after the connector is omitted;
  • Figure 7 is an enlarged schematic view of the electrosurgical instrument operating device of Figure 6 at A;
  • FIG. 8a is a schematic structural view of an electrode module according to a first embodiment of the present application.
  • Figure 8b is an exploded perspective view of the electrode module shown in Figure 8a;
  • Figure 8c is a cross-sectional view of the electrode module shown in Figure 8a;
  • FIG. 9 is a schematic structural view of a portion of an electrode module in a second embodiment of the present application.
  • FIG. 10 is a schematic structural view showing a structure of an electrode module according to a third embodiment of the present application.
  • FIG. 11 is a schematic structural view showing a structure of an electrode module in a fourth embodiment of the present application.
  • Figure 12 is a cross-sectional view of the electrode module shown in Figure 11;
  • FIG. 13 is a schematic structural diagram of a partial structure of an electrode module in a fifth embodiment of the present application.
  • Figure 14 is a cross-sectional view of the electrode module shown in Figure 13;
  • FIG. 15 is a schematic structural view showing a structure of an electrode module according to a sixth embodiment of the present application.
  • Figure 16 is a cross-sectional view of the electrode module shown in Figure 15;
  • FIG. 17 is a schematic structural view of an electrode module according to a seventh embodiment of the present application.
  • FIG. 18 is a schematic structural view of the electrode module shown in FIG. 17 at another viewing angle
  • FIG. 19 is a schematic structural view of the electrode module shown in FIG. 17 after a part of the structure is omitted;
  • Figure 20 is a cross-sectional view showing the electrode module shown in Figure 17;
  • 21 is a schematic structural view of an electrode module according to an eighth embodiment of the present application.
  • FIG. 22 is a schematic structural view of the electrode module shown in FIG. 21 after a part of the structure is omitted;
  • Figure 23 is a cross-sectional view of the electrode module shown in Figure 21;
  • FIG. 24 is a schematic structural view of an electrode module according to a ninth embodiment of the present application.
  • Figure 25 is a cross-sectional view showing the electrode module shown in Figure 24;
  • 26 is a schematic structural view of an electrode module in a tenth embodiment of the present application.
  • Figure 27 is a schematic view showing the assembly of the electrode module and the connector shown in Figure 26;
  • Figure 28 is a cross-sectional view showing the electrode module shown in Figure 26;
  • 29 is a schematic structural view of an electrode module according to an eleventh embodiment of the present application.
  • Figure 30 is a schematic view showing the assembly of the electrode module and the connector shown in Figure 29;
  • Figure 31 is a cross-sectional view showing the electrode module shown in Figure 29.
  • a component when referred to as being “fixed” to another component, it can be directly on the other component or the component can be present.
  • a component When a component is considered to "connect” another component, it can be directly connected to another component or possibly a central component.
  • a component When a component is considered to be “set to” another component, it can be placed directly on another component or possibly with a centered component.
  • the terms “vertical,” “horizontal,” “left,” “right,” and the like, as used herein, are for illustrative purposes only.
  • FIG. 1 is a schematic structural view of an electrosurgical instrument operating device 100 according to a first embodiment of the present application
  • FIG. 2 is a disassembled schematic view of the electrosurgical instrument operating device 100 shown in FIG. 3 is a schematic view of disassembly of the electrosurgical instrument operating device 100 shown in FIG. 1 in another embodiment
  • FIG. 4 is a cross-sectional view of the electrosurgical instrument operating device 100 of FIG. 1 taken along line II-II.
  • the electrosurgical instrument manipulation device 100 is manipulated by a medical professional for treatment and treatment of a lesion, including an energization treatment element at its own end, the electrosurgical instrument manipulation device 100 adjusting the position of the energization treatment element at the diseased tissue and Attitude, using the thermal effect of the current and the ability to ablate to treat the diseased tissue, thereby completing the surgical operations such as incision, cauterization, and hemostasis.
  • the electrosurgical instrument operating device 100 is applied to the diagnosis and treatment of digestive tract polyps, wherein the energization processing element is a snare, and the electrosurgical instrument manipulation device 100 uses a snare to remove the polyp polyp to complete The surgical procedure.
  • the energization processing element is a snare
  • the electrosurgical instrument manipulation device 100 uses a snare to remove the polyp polyp to complete The surgical procedure.
  • the electrosurgical instrument manipulation device 100 does not limit the electrosurgical instrument manipulation device 100 to be applicable only to the above-described digestive tract polyp extraction surgery.
  • the electrosurgical instrument operating device 100 may further be provided with other types of energization processing components other than snares such as a nipple cutting knife, an electrocoagulation forceps, a biopsy forceps, and a needle knife, that is, for electrosurgery.
  • the instrument manipulation device 100 can also be applied to surgical procedures such as varicose veins, submucosal tumors, bile duct stones, early cancer, and the like.
  • the electrosurgical instrument operating device 100 includes a steering assembly 10, a connector 20, a wiring assembly 30, and a sheath 40.
  • the connector 20 connects and carries the steering assembly 10, the wiring assembly 30, and the sheath 40.
  • the steering assembly 10 is coupled to the wiring assembly 30.
  • the wiring assembly 30 includes the energization processing component described above and is in communication with an external power source, and the sheath 40 houses a portion of the components of the wiring assembly 30.
  • the manipulation assembly 10 is directly clamped by a medical staff to operate the electrosurgical instrument manipulation device 100; the connector 20 is used to carry and mount the manipulation assembly 10, the wiring assembly 30, and the sheath 40; the wiring assembly 30 is configured to pass current and process Lesion tissue; sheath 40 is used to house the energization treatment element and direct the movement of the energization treatment element at the diseased tissue.
  • the medical personnel adjusts the posture of the energization treatment element at the diseased tissue in the wiring assembly 30 by clamping the manipulation assembly 10 and relatively fixing the connector 20, and the sheath 40 is used to guide the movement of the energization treatment element at the diseased tissue, thereby connecting the wiring assembly 30.
  • the energized processing element in the middle reaches the diseased tissue in an appropriate posture, and then uses an electric current to perform an operation operation such as incision, cauterization, and hemostasis.
  • FIG. 5 is a schematic structural view of the electrosurgical instrument operating device 100 of FIG.
  • the steering assembly 10 includes a rotating handle 11 and a sliding handle 12 disposed on the rotating handle 11.
  • One end of the sliding handle 12 is connected to the wiring assembly 30, and the rotating handle 11 is sleeved and can slide relative to the rotating handle 11.
  • the sliding handle The sliding on the rotating handle 11 can drive the energization processing element in the wiring assembly 30 into the diseased tissue, thereby achieving adjustment of the position and posture of the energization processing element.
  • the rotating handle 11 is substantially hollow prism-shaped, and has a first locking portion 111 at one end and a rotating finger ring 112 at the other end; the first locking portion 111 is rotatably connected with the connecting seat 20, so that the rotating handle 11 is operated by medical personnel. It can be rotated relative to the connecting seat 20; the finger ring 112 is rotated for the medical personnel's fingers to extend, thereby controlling the rotating handle 11 to perform overall rotation.
  • a clamp 113 is disposed between the first locking portion 111 and the connecting seat 20, and the clamp 113 is used for restricting axial movement between the first locking portion 111 and the connecting seat 20 to prevent the first locking portion. 111 and the connector 20 are separated from each other when rotated.
  • the rotating handle 11 is provided with a scale mark (not numbered) on the handle between the first locking portion 111 and the rotating finger ring 112, and the scale mark is used to identify the moving position of the sliding handle 12 on the handle body for the medical staff's operation.
  • the operation provides a visual scale reference.
  • the sliding handle 12 has a substantially "8" shape and is sleeved on the handle body of the rotating handle 11 and slidable relative to the rotating handle 11.
  • the sliding handle 12 includes two sliding finger rings 121.
  • the two sliding finger rings 121 are axially symmetrically distributed with the shaft of the rotating handle 11 as an axis.
  • the sliding finger ring 121 is also inserted into the finger of the medical staff, thereby controlling the sliding handle 12 relative to the rotating handle 11 The amount of slip motion.
  • a through hole 122 is defined in a substantially center of the sliding handle 12 at a position corresponding to the rotating handle 11.
  • the through hole 122 is opened along the length of the rotating handle 11 and penetrates both end faces of the sliding handle 12; the sliding handle 12 is provided with a positioning block 123.
  • the positioning block 123 is fixed at the wall surface of the through hole 122 and connected to the sliding finger 121, and the positioning block 123 can move along with the movement of the sliding finger 121.
  • the positioning block 123 is provided with a push-pull rod 124 extending along the length of the rotating handle 11 and connecting a part of the line elements of the wiring assembly 30.
  • the positioning block 123 located inside the rotating handle 11 slides under the driving of the sliding finger 121 at the inner cavity of the rotating handle 11, thereby pushing the push-pull rod 124 along Rotating the handle 11 to reciprocate in the longitudinal direction; and since the push-pull rod 124 is connected to a part of the line component of the wiring assembly 30, the reciprocating motion of the push-pull rod 124 drives the linear component of the wiring assembly 30 to telescopically move, thereby implementing the wiring assembly Position adjustment of the energization processing element in 30.
  • the clamp 113 is provided with a protrusion (not labeled) extending toward the push-pull rod 124, and the protrusion contacts and supports the push-pull rod 124, thereby Avoid the movement of the push-pull rod 124.
  • the medical staff's thumb will extend into the rotating finger 112, and the medical staff's index finger and middle finger will respectively protrude into the two sliding finger rings 121, and the medical staff will operate the electrosurgical instrument operating device by three fingers.
  • the wrist of the medical staff rotates and drives the electrosurgical instrument manipulation device 100 to rotate integrally, thereby driving the energization processing component to rotate; when the energization processing component needs to be adjusted
  • the medical staff performs an expansion or retraction gesture to advance the sliding finger 121 away from or near the rotation finger 112, thereby adjusting the energization treatment component in the electrosurgical instrument manipulation device.
  • the position of the end 100 is complete, thereby completing the adjustment process for controlling the end position and position of the energized processing element with the steering assembly.
  • the connecting base 20 has a substantially "T" shape and has three openings, which are a first opening (not labeled), a second opening (not labeled), and a third opening (not labeled), the first opening, the second opening, and The third opening is in communication with each other, the first opening is connected to the first locking portion 111 of the rotating handle 11 and is disposed opposite to the second opening, the second opening is for the sheath 40 to protrude, and the sheath 40 is connected to the manipulation assembly 10
  • the two sides of the seat 20; the third opening connects and carries the wiring assembly 30.
  • the first opening, the second opening and the third opening cooperate with each other to effect the bearing and connection of the connecting seat 20 to the steering assembly 10, the wiring assembly 30 and the sheath 40.
  • the wiring assembly 30 includes an active electrode line 31, a passive electrode line 32 and an electrode module 33.
  • the active electrode line 31 and the passive electrode line 32 are both connected to the electrode module 33.
  • the electrode module 33 is connected to the external power source to be the active electrode line 31 and the passive electrode. Line 32 supplies electrical energy.
  • the active electrode line 31 and the passive electrode line 32 are isolated from each other and are not connected. When the active electrode line 31 and the passive electrode line 32 reach the diseased tissue, the original spacing between the active electrode line 31 and the passive electrode line 32 is determined by the diseased tissue. In the filling, the active electrode line 31 is connected to the passive electrode line 32 and forms a loop with the external power source. The loop formed by the active electrode line 31 and the passive electrode line 32 can generate a thermal effect and thereby treat the diseased tissue, thereby realizing electrosurgical instrument manipulation. The course of treatment of device 100.
  • the proximal side of the active electrode wire 31 is connected to the push-pull rod 124 in the steering assembly 10, and the distal side forms the energization processing element described above; the energization processing element is hereinafter referred to as 311 to facilitate comparison of the graphic.
  • proximal is used herein to mean the position or direction closest to the user of the device and is the position or direction opposite to the term “distal”; “distal” is used herein to mean the device. The user's furthest position or orientation is the opposite of the term “proximal”.
  • a portion of the active electrode wire 31 is housed in the sheath tube 40, and the position of the segment is electrically connected to the electrode module 33, thereby realizing communication between itself and the external power source.
  • the active electrode wire 31 can reciprocately move under the driving of the push-pull rod 124, thereby adjusting the position and posture of the energization processing element 311 under the control of the steering assembly 10.
  • the energization processing element 311 is not limited to the snare in the above embodiment; in other embodiments, the energization processing element 311 may also be a nipple incision knife, a electrocoagulation forceps, a biopsy forceps, and a needle. Other types of bipolar electrosurgical instruments such as knives.
  • One end of the passive electrode line 32 is disposed at the electrode module 33 and extends into the sheath tube 40.
  • the end of the passive electrode line 32 and the end of the active electrode line 31 are accommodated in the sheath 40 and disposed adjacent to each other to avoid the active electrode line.
  • the distance between the 31 and the passive electrode line 32 is too large, and it is extremely easy to open when the power is turned on.
  • the end of the passive electrode line 32 away from the manipulation component 10 is further provided with a contact electrode (not labeled), which can form a loop with the active electrode line 31, the lesion component and another contact electrode on the external endoscopic device.
  • the contact electrode increases the contact area between the active electrode line 31 and the passive electrode line 32, so that the thermal effect of the active electrode line 31 is enhanced, and the energization processing element 311 is not only more efficient in processing diseased tissue, but also has a better treatment effect.
  • the electrode module 33 is mounted on the third opening of the connector block 20.
  • One end of the passive electrode line 32 is mounted on the electrode module 33 and electrically connected to the electrode module 33.
  • the middle line segment of the active electrode line 31 contacts the electrode module 33 and the electrode module. 33 electrical connection.
  • the position of the active electrode line 31 is controlled by the manipulation component 10 so that the active electrode line 31 can adjust its position relative to the passive electrode line 32; during the position adjustment process, the active electrode line 31 is continuously maintained electrically connected to the electrode module 33, and the active electrode
  • the positional adjustment of the wire 31 does not break its own communication with the electrode module 33, so that the wiring assembly 30 can immediately form a loop and start working when it comes into contact with diseased tissue.
  • FIG. 6 is a schematic structural view of the electrosurgical instrument operating device 100 of FIG. 1 omitting the connecting seat 20, and FIG. 7 is a schematic view of the electrosurgical instrument operating device 100 shown in FIG. A magnified view of the.
  • the sheath tube 40 is substantially tubular, and has a driving hole 41 for the active electrode wire 31 extending substantially at the center thereof, and a passive hole 42 for the passive electrode wire 32 to extend into the vicinity of the driving hole 41, the active hole 41 and the active hole 41
  • the passive holes 42 all extend along the length direction of the sheath 40 and penetrate both end faces of the sheath tube 40; one end of the passive electrode wire 32 is mounted on the electrode module 33, and the other end is received in the passive hole 42 of the sheath tube 40; the active electrode One end of the wire 31 is connected to the push-pull rod 124 in the operating assembly 10, and the active electrode wire 31 is reciprocatingly moved relative to the sheath 40 and the connecting seat 20 under the driving of the push-pull rod 124 during operation, thereby changing the energization at the end of the wire.
  • the active electrode wire 31 located in the sheath 40 is prevented from scratching the end surface of the sheath tube 40, causing excessive wear and damage of the active electrode wire 31.
  • the present application extends one end of the push-pull rod 124 into the present application.
  • the push-pull rod 124 covers the active electrode line 31 and expands and contracts with the active electrode line 31 in the active hole 41.
  • the outer diameter of the push-pull rod 124 matches the inner diameter of the active hole 41, and the push-pull rod 124 is at this time.
  • the outer side surface frictionally slides with the inner side surface of the sheath 40 active hole 41, and the push-pull rod 124 will directly bear the sliding wear and fix the sheath tube 40.
  • the push-pull rod 124 needs to be made of a conductive material, and the push-pull rod 124 is electrically connected to the electrode module 33 to realize electrical connection between the active electrode line 31 and the electrode module 33.
  • the active electrode wire 31 and the passive electrode wire 32 are extremely easily entangled with each other during the movement and rotation, and the active electrode wire 31 and the passive electrode are intertwined.
  • the line 32 may not only disconnect the electrical connection with each other, but may also hinder the medical personnel from performing the next operation of the electrosurgical instrument operating device 100.
  • the reliability and stability of the electrosurgical instrument operating device 100 will be reduced for surgery. The progress brings hidden dangers.
  • FIG. 8a is a schematic structural view of the electrode module 33 in the first embodiment of the present application
  • FIG. 8b is an exploded view of the electrode module 33 shown in FIG. 8a
  • FIG. 8c is a diagram of FIG. A schematic cross-sectional view of the illustrated electrode module 33.
  • the electrical connection between the electrode module 33 and the active electrode wire 31 is designed as a sliding electrical contact, and the electrode module is provided.
  • the sliding electrical contact between the 33 and the active electrode line 31 allows the two to maintain an electrical connection continuously in the form of a relatively sliding motion, and the reciprocating telescopic motion and the rotational motion of the active electrode wire 31 by the push-pull rod 124 are not This may cause detachment between the active electrode wire 31 and the electrode module 33.
  • one hand of the medical staff holds the connecting seat 20, and the other hand holds the operating component 10; when the active electrode wire 31 needs to be telescopically sliding, the sliding electrode 12 is used to drive the active electrode wire 31 to expand and contract; When the active electrode wire 31 needs to be rotated, one hand of the medical staff fixes the connector 20, and the other hand drives the steering assembly 10 to rotate relative to the connector 20.
  • the position of the connector 20 and the passive electrode line 32 mounted on the connector 20 remains stationary, and the active electrode line 31 slides relative to the stationary passive electrode line 32 and rotates from the axis; that is, the passive electrode line 32 Relatively stationary, the active electrode line 31 slides along its own length and rotates along its own axis, the direction of movement of the active electrode line 31 and the passive electrode line 32 is not staggered, and the active electrode line 31 and the passive electrode line 32 do not mutually Winding.
  • the motion between the active electrode line 31 and the passive electrode line 32 is designed as the sliding and self-axis rotation of the active electrode line 31, and the active electrode line 31 is used for sliding and self-axis rotation and the electrode.
  • the sliding electrical contact between the modules 33 overcomes the problem that the active electrode wires 31 are wound around the passive electrode wires 32 in the conventional operating device, and has wide application prospects.
  • the electrode module 33 includes a passive conductive unit 302 and an active conductive unit 301.
  • the passive conductive unit 302 is connected to one pole of the external power source and connected to the passive electrode line 32.
  • the active conductive unit 301 is connected to the other pole of the power source and is active.
  • the electrode wire 31 is in sliding electrical contact.
  • the passive conductive unit 302 includes a negative electrode holder 331.
  • the active conductive unit 301 includes a conductive insert 333 and a connecting member 334.
  • An insulating sleeve 332 is disposed between the conductive insert 333 and the negative electrode holder 331.
  • 334 is disposed between the conductive insert 333 and the active electrode line 31.
  • the negative electrode holder 331 is for connecting the negative electrode of the power source
  • the conductive insert 333 is for connecting the positive electrode of the power source
  • the insulating sleeve 332 is for insulating the negative electrode holder 331 and the conductive insert 333
  • the connecting member 334 is for slidingly contacting the active electrode line 31.
  • the passive electrode line 32 and the active electrode line 31 are connected to the negative electrode and the positive electrode of the power source, and then the electrical connection of the connecting member 334 is used to realize the active electrode line 31 at the opposite passive electrode. Electrical contact when the wire 32 slides.
  • the negative electrode holder 331 can also be connected to the positive electrode of the power source, and the conductive plug 333 is connected to the negative electrode of the power source.
  • the negative electrode holder 331 has a substantially hollow disk shape, and is stuck at the stepped surface of the conductive insert 333, thereby achieving mutual restriction between itself and the conductive insert 333.
  • the negative electrode holder 331 is provided with a fixing hole (not shown), and the fixing hole is embedded in the passive electrode wire 32, thereby achieving mutual fixation and electrical connection between the negative electrode holder 331 and the passive electrode line 32.
  • the negative electrode holder 331 communicates with the negative electrode of the power source, thereby achieving communication between the passive electrode wire 32 and the power source.
  • the insulating sleeve 332 is disposed at one end of the conductive insert 333 and disposed between the negative electrode holder 331 and the conductive insert 333.
  • the insulating sleeve 332 is used for isolating the power transmission between the negative electrode holder 331 and the conductive insert 333 to avoid the negative electrode holder 331 and the conductive insert 333. Directly connected to form a short circuit.
  • One end of the conductive insert 333 is respectively disposed with a negative electrode holder 331 and an insulating sleeve 332 and is connected to an external power source.
  • the other end of the conductive insert 333 is mounted for the connecting member 334, and the conductive insert 333 is used for electrically connecting the connecting member 334 and the power source.
  • the conductive insert 333 is integrally formed with the connecting member 334. It can be understood that in other embodiments, the conductive insert 333 and the connecting member 334 can also adopt a split structure.
  • the connector 334 is used to achieve sliding electrical contact between the active electrode wire 31 and the power source.
  • the connecting member 334 includes two snap tabs 3341 formed at the ends of the conductive inserts 333 and disposed in parallel with each other, and each of the snap tabs 3341 includes a pressing portion. 3342, the pressing portions 3342 of the two snap tabs 3341 are parallel to each other and form a slit having a predetermined distance, and the push-pull rod 124 covering the active electrode wire 31 extends into the slit and is squeezed with the two snap tabs 3341.
  • the pressing portions 3342 are in contact with each other.
  • the push-pull rods 124 and the pressing portions 3342 of the locking pieces 3341 can be continuously contacted.
  • the push-pull rod 124 is coaxially disposed with the active hole 41 formed in the sheath 40, thereby improving the precision of the fitting.
  • the locking piece 3341 further includes a guiding portion 3343.
  • One end of the pressing portion 3342 is fixedly connected with the conductive insert 333, and the other end is fixedly connected with the guiding portion 3343.
  • the guiding portion 3343 is radially expanded to the push-pull rod 124 and forms a convex portion.
  • the connecting seat 20 has two protrusions 3344 protruding toward the guiding portion 3343.
  • the guiding portions 3343 of the two locking pieces 3341 are sandwiched between the two protrusions 3344, thereby forming a pair of pressing portions 3342.
  • the guiding and restricting action prevents the pressing portion 3342 from being excessively expanded to cause the gap to be excessively large, causing a problem of detachment between the pressing portion 3342 and the push-pull rod 124.
  • the electrode module 33 provided by the first embodiment of the present application realizes sliding electrical contact by using the connecting member 334 in the form of a parallel clip, which is not only easy to process but also has relatively good assembly performance.
  • FIG. 9 is a schematic structural diagram of a partial structure of an electrode module 33a according to a second embodiment of the present application.
  • the second embodiment of the present application is different from the first embodiment in that the two fastening pieces 3341a in the second embodiment of the present application are staggered and form a preset angle, and the locking piece 3341a is utilized.
  • the squeezing portions 3342a which are alternately disposed sandwich the active electrode wires 31, thereby achieving sliding electrical contact with the active electrode wires 31.
  • the second embodiment of the present application realizes the sliding electrical contact by the staggered connecting members 334a, the contact force to the active electrode wires 31 is greater, and the contact reliability between the active electrode wires 31 and the connecting members 334a is greater.
  • FIG. 10 is a schematic structural diagram of a partial structure of an electrode module 33b according to a third embodiment of the present application.
  • the third embodiment of the present application is different from the second embodiment in that the number of the snap tabs 3341b in the third embodiment of the present application is three, and the three snap tabs 3341b are staggered and sequentially clamped.
  • the active electrode line 31 is provided.
  • the third embodiment of the present application uses three latching pieces 3341b to sandwich the active electrode wires 31, the number of clamping is larger, and the contact force to the active electrode wires 31 is greater, and the active electrode wires 31 and the connecting members 334b The contact between the two is more reliable.
  • the number of the fastening tabs on the connecting component can also be set to four or more, and a larger number of the fastening tabs on the connecting component can increase the contact force of the clamping and improve the clamping force. Contact reliability.
  • FIG. 11 is a schematic structural view showing a part of the structure of the electrode module 33c in the fourth embodiment of the present application
  • FIG. 12 is a cross-sectional view showing the electrode module 33c shown in FIG.
  • the fourth embodiment of the present application is different from the first embodiment in that the electrode module 33c of the present application is provided with a guide seat 335 which is disposed on the connecting base 20 and carries the bend of the passive electrode line 32.
  • the folding seat guide 335 is used to guide the entry process of the passive electrode wire 32 into the active hole 42 and to carry the bending section of the passive electrode wire 32, thereby improving the mounting stability and assembly simplicity of the passive electrode wire 32.
  • the electrode module 33c further includes a mounting seat 336.
  • the mounting seat 336 is sleeved with the push-pull rod 124 and the conductive insert 333c is screwed.
  • the mounting seat 336 is provided with a recess 3361 for receiving the connecting member of the electrode module 33c. 334c.
  • the connector 334c of the electrode module 33c is an assembly.
  • the connecting member 334c includes an elastic member 3345 and a contact member 3346.
  • One end of the elastic member 3345 abuts and acts on the contact member 3346, and the other end abuts and acts on the bottom surface of the recess on the mounting seat 336.
  • the contact member 3346 is in direct contact with the push-pull rod 124, and the elastic member 3345 is used to provide an elastic force and press the contact member 3346 against the push-pull rod 124, thereby ensuring the contact reliability between the contact member 3346 and the push-pull rod 124.
  • the resisting of the contact member 3346 or the mounting seat 336 by the elastic member 3345 means that the elastic member 3345 provides an elastic force by utilizing its own elastic deformation.
  • One end of the elastic member 3345 acts on the contact member 3346, and the other end Acts on the mount 336.
  • the elastic member 3345 is a spring, and the contact member 3346 is spherical. It can be understood that in other embodiments, the elastic member 3345 can also be other elastic members than the spring; the contact member 3346 can also have other shapes such as hemispherical shape, olive shape, and the like, as long as the contact member 3346 can be realized with the active electrode line.
  • the sliding electrical connection between 31 is sufficient. It can be understood that the elastic member 3345 and the mounting seat 336 are all made of a conductive material to realize an electrical connection between the active electrode wire 31 and an external power source.
  • the fourth embodiment of the present application uses the elastic member 3345 to press the contact member 3346 against the push-pull rod 124, which further improves the contact reliability of the contact member 3346 and the push-pull rod 124, and the performance is better.
  • FIG. 13 is a schematic structural view showing a part of the structure of the electrode module 33d in the fifth embodiment of the present application
  • FIG. 14 is a cross-sectional view showing the electrode module 33d shown in FIG.
  • the fifth embodiment of the present application is different from the fourth embodiment in that the contact member 3346d is disposed above the push-pull rod 124, and the conductive insert 333 is provided with a groove (not labeled) for embedding the elastic member 3345d.
  • One end of the elastic member 3345d abuts the conductive insert 333, and the other end abuts the contact 3346d; at this time, the contact 3346d is pressed against the surface of the push-pull rod 124 by the elastic action of the elastic member 3345d and its own gravity.
  • the contact member 3346d is disposed above the push-pull rod 124, and the contact member 3346d is further pressed by the elastic action of the elastic member 3345d and the gravity of the contact member 3346d, thereby improving the connection member 334d and the push-pull rod 124.
  • the reliability of the electrical contact is improved.
  • FIG. 15 is a schematic structural view showing a part of the structure of the electrode module 33e in the sixth embodiment of the present application
  • FIG. 16 is a cross-sectional view showing the electrode module 33e shown in FIG.
  • the sixth embodiment of the present application is different from the fourth embodiment in that the contact member 3346e in the connecting member 334e is cylindrical, and the cylindrical contact member 3346e is engaged with the elastic member 3345e.
  • One end of the contact member 3346e is embedded in the conductive insert 333, and the other end is provided with a through hole 3347 for inserting the push-pull rod 124.
  • One end of the elastic member 3345e abuts on the mounting seat 336e, and the other end abuts the contact member 3346e.
  • the cylindrical contact member 3346e contacts the push-pull rod 124 in a manner that the elastic member is abutted against the shaft hole, thereby increasing the area of the electrical contact, and the stability is also relatively good.
  • the sixth embodiment of the present application utilizes the axial hole between the contact member 3346e and the push-pull rod 124 to increase the area of the electrical contact, thereby ensuring the reliability of the electrical connection.
  • FIG. 17 is a schematic structural diagram of an electrode module 33f according to a seventh embodiment of the present application
  • FIG. 18 is a schematic structural view of the electrode module 33f shown in FIG.
  • the electrode module 33f shown in FIG. 17 is omitted from the structural view of the partial structure
  • FIG. 20 is a schematic cross-sectional view of the electrode module 33f shown in FIG.
  • the seventh embodiment of the present application is different from the fourth embodiment in that the guide seat 335f in the seventh embodiment of the present application is embeddedly connected to the passive electrode line 32, and the passive electrode line 32 is limited to the guide. On the seat 335f, the passive electrode wire 32 is not easily detached from the guide seat 335f, and is more stable during the insertion and removal process.
  • the connecting member 334f in the seventh embodiment of the present application is a curved "C" shaped elastic piece, and the connecting member 334f has a first end 303, a second end 304, and the first end 303 and the second end 304.
  • the two ends of the connecting member 334f are arranged approximately parallel and are connected to each other by the curved section 305.
  • the first end 303 of the connecting member 334f is in the shape of a plurality of folded sheets and is provided with a groove through which the first end 303 is embedded in the conductive insert 333 and substantially parallel to the radial direction of the conductive insert 333.
  • the first end 303 of the connecting member 334f is disposed substantially in parallel with the radial direction of the conductive insert 333, which is not only convenient for assembly, but also prevents the conductive insert 333 from being detached from the connecting member 334f along its axial direction.
  • the second end 304 of the connector 334f is curved and in contact with the push-pull rod 124 to ensure sliding electrical contact of the connector 334f with the push-pull rod 124.
  • the size of the recess formed in the first end 303 of the connecting member 334f is smaller than the outer diameter of the conductive insert 333, so that the first end 303 of the connecting member 334f can be smoothly buckled on the conductive insert 333.
  • the passive electrode line 32 is directly or indirectly connected to the power-on processing device 311 located at the distal end; of course, the power-on processing device 311 may be a monopolar electrosurgical instrument or a bipolar electrosurgical instrument.
  • a spring tube 43 is disposed between the sheath tube 40 (gray) and the push-pull rod 124, and the spring tube 43 is sleeved with a part of the rod of the push-pull rod 124 and housed in the sheath tube. 40, the spring tube 43 is used to increase the axial rigidity of the sheath 40, thereby avoiding the deflection of the sheath 40 in the axial direction with a large deflection.
  • the seventh embodiment of the present application is provided with an insulating layer 44 between the spring tube 43 and the push-pull rod 124, and the insulating layer 44 covers the push-pull rod 124 and The electrical transmission between the spring tube 43 and the push-pull rod 124 is isolated.
  • the connecting member 334f is disposed as a curved elastic piece, and the conductive insert 333 can be prevented from being detached from the connecting member 334f during installation and insertion and removal under the premise of ensuring electrical contact, thereby further improving the use. reliability.
  • FIG. 21 is a schematic structural diagram of an electrode module 33g according to an eighth embodiment of the present application
  • FIG. 22 is a schematic structural view of the electrode module 33g shown in FIG. 21 after omitting part of the structure
  • FIG. 21 is a schematic cross-sectional view of the electrode module 33g.
  • the eighth embodiment of the present application is different from the fifth embodiment of the present application in that the eighth embodiment of the present application connects the active conductive element of the active electrode line 31 and the passive conductive unit connected to the passive electrode line 32.
  • the 302 units are isolated from each other, and the two units are disposed at different positions of the connecting base 20 and are isolated from each other. There is no arranging relationship between the two units, and the normal operation of the electrode module 33g can be realized without providing an insulating sleeve.
  • the active electrode line 31 is still connected to the external power source through the conductive insert 333 and the connecting member 334g having the contact member 3346g and the elastic member 3345g, and the connection relationship between the active electrode line 31 and the external power line is similar to the fourth embodiment of the present application.
  • the passive electrode line 32 is connected to the external power source through a connecting piece 337.
  • the connecting piece 337 is separated from the conductive plug 333 and the connecting piece 334g, and the connecting piece 337 and the conductive plug 333 and the connecting piece are connected. 334g are spaced apart from each other by a distance.
  • the connecting piece 337 is connected to the negative pole of the power source, the conductive plug 333 and the connecting member 334g are connected to the positive pole of the power source, and the electrode module 33g can be ensured without providing an additional insulating device between the connecting piece 337 and the conductive plug 333 and the connecting member 334g. Stable operation, thereby overcoming the short circuit problem of the electrode module 33g caused by breakdown of the insulating device under high voltage and long-term use of the insulating device, further improving the stability of the work.
  • FIG. 24 is a schematic structural view of an electrode module 33h according to a ninth embodiment of the present application
  • FIG. 25 is a cross-sectional view of the electrode module 33h of FIG.
  • the ninth embodiment of the present application is different from the eighth embodiment of the present application in that, in the ninth embodiment of the present application, the passive electrode line 32 and the external power source and the active electrode line 31 and the external power source are
  • the passive electrode line 32 and the external power source and the active electrode line 31 and the external power source are
  • Each of the conductive inserts 333h is electrically connected to each other, and the end of each of the conductive inserts 333h extends radially and forms a protrusion (not labeled).
  • the conductive insert 333h contacting the passive electrode line 32 is electrically conductive by the protrusion.
  • Plug-in 333h thus electrically connected.
  • the active electrode line 31 and the conductive insert 333h are electrically connected through the contact member 3346h and the elastic member 3345h.
  • the function and structure of the contact member 3346h and the elastic member 3345h in the ninth embodiment of the present application are the fourth application of the present application.
  • the contact member 3346e and the elastic member 3345e in the embodiment are similar, and are not described herein.
  • the two conductive plugs 333h having the same structure are used to realize the mutual communication between the active electrode line 31 and the passive electrode line 32 and the external power source, thereby improving the interchangeability of the entire electrosurgical instrument operating device 100. Increased assembly convenience.
  • FIG. 26 is a schematic structural view of an electrode module 33i according to a tenth embodiment of the present application
  • FIG. 27 is a schematic view showing the assembly of the electrode module 33i and the connector 20i shown in FIG. 26 is a schematic cross-sectional view of the electrode module 33i.
  • the tenth embodiment of the present application is different from the eighth embodiment of the present application in that, in the tenth embodiment of the present application, the passive electrode line 32 and the external power source are connected to each other through a sliding seat 338, and the sliding seat 338 One end is flat and resists the passive electrode line 32, and the other end is connected to the external power source through a tab 3381 (first tab); similarly, the mount 336i on the active electrode line 31 also uses the tab 3381 (second plug) Tablet) to connect to external power.
  • the connecting seat 20i is internally provided with a fixing block 21 which is installed inside the connecting seat 20i and is stepped and slipped.
  • the seat 338 abuts against the step surface of the fixed block 21, thereby ensuring that its position is not deflected and avoiding a positional deviation from the passive electrode line 32.
  • the connecting base 20i is provided with a cover 22, the cover 22 covers the third opening of the connecting seat 20i, the cover 22 is provided with a through hole 221, and the insert 3381 connected to the passive electrode line 32 and The insert 3381 connected to the active electrode line 31 has its end received in the through hole 221 and does not expose the connecting seat 20i.
  • the through hole 221 can facilitate the insertion of the external power source on the connecting base 20i, which is convenient.
  • the ground is powered by the electrosurgical instrument manipulation device 100.
  • the slider 338 is used to connect the passive electrode line 32 and the external power source, and the cover body and the insert 3381 for external power supply are provided, and the stability of electrical contact is further improved.
  • FIG. 29 is a schematic structural view of an electrode module 33j according to an eleventh embodiment of the present application
  • the eleventh embodiment of the present application is different from the tenth embodiment of the present application.
  • the cover 22j of the connecting base 20j is provided with two through holes 221j.
  • the two tabs 3381j protrude from the surface of the cover 22j through the through holes 221j, and the exposed two tabs 3381j have better connection performance when communicating with the external power source.
  • the electrosurgical instrument operating device 100 provided by the present application designs the electrical connection between the electrode module 33 and the active electrode line 31 as a sliding electrical contact, so that the active electrode wire 31 can slide along its own length and scroll from the axis to overcome
  • the problem that the active electrode line 31 rotates around the passive electrode line 32 in the conventional operating device has broad application prospects.

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Abstract

一种电手术用器械操纵装置(100),包括:连接座(20,20i);接线组件(30),其包括电极模块(33,33a,33b,33c,33d,33e,33f,33g,33h,33i,33j)、主动电极线(31)及被动电极线(32),主动电极线(31)及被动电极线(32)安装于连接座(20,20i)的内部并通过电极模块(33,33a,33b,33c,33d,33e,33f,33g,33h,33i,33j)连通电力源;操纵组件(10),供人员操作并与连接座(20,20i)转动连接;鞘管(40),用于收容主动电极线(31)及被动电极线(32)并且安装于连接座(20,20i)上;主动电极线(31)相对被动电极线(32)滑动及转动并与电极模块(33,33a,33b,33c,33d,33e,33f,33g,33h,33i,33j)之间滑动电接触。电手术用器械操纵装置(100)将电极模块(33,33a,33b,33c,33d,33e,33f,33g,33h,33i,33j)与主动电极线(31)之间的电性连接设计为滑动电接触,使得主动电极线(31)可以沿自身的长度方向滑动以及自轴滚动,克服传统操纵装置中主动电极线(31)会绕被动电极线(32)转动的问题,具有广泛的应用前景。

Description

电手术用器械操纵装置
相关申请
本申请要求2017年12月25日申请的,申请号为201711422698.6,名称为“电手术用器械操纵装置”以及2017年12月25日申请的,申请号为201721835579.9,名称为“电手术用器械操纵装置”的中国专利申请的优先权,在此将其全文引入作为参考。
技术领域
本申请涉及医疗行业,尤其涉及一种电手术用器械操纵装置。
背景技术
内窥镜自诞生的50多年来,经历了从疾病诊断到疾病治疗的阶段,其与电手术用器械之间的配设使用,已成为部分疾病的首选疗法,在临床医学中具有广泛的应用。例如在消化道息肉、早期癌症、胆管结石等疾病的临床治疗中,医务人员一般通过内窥镜来获取目标视野,再配设电手术用器械进行手术治疗。但是目前的电手术用器械操纵装置,在进行转动及移动操作时,其内部的两个电极线容易相互缠绕,为手术的进行带来了隐患。
发明内容
有鉴于此,本申请提供一种改进的电手术用器械操纵装置,该电手术用器械操纵装置能够避免内部的电极线相互缠绕,提高手术操作的安全性和可靠性。
本申请提供一种电手术用器械操纵装置,包括:
连接座;
接线组件,包括电极模块、主动电极线及被动电极线,所述主动电极线及被动电极线安装于所述连接座的内部并通过电极模块连通电源;
操纵组件,供人员操作并与所述连接座转动连接;
鞘管,用于收容所述主动电极线及被动电极线并且安装于所述连接座上;
所述主动电极线相对所述被动电极线滑动及转动并与所述电极模块之间滑动电接触。
进一步地,所述电极模块包括:
被动导电单元,连通所述电源的一极并连接所述被动电极线;
主动导电单元,连通所述电源的另一极并与所述主动电极线滑动电接触。
进一步地,所述被动导电单元与主动导电单元相互连接,所述电极模块还包括设置于所述被动导电单元与主动导电单元之间的绝缘套,所述绝缘套用于隔绝所述被动导电单元与主动导电单元之间的电气传输。
进一步地,所述电极模块还包括导向座,所述导向座套设所述鞘管并且设置于所述连接座的内部,所述导向座固设所述被动电极线。
进一步地,所述主动导电单元包括导电插件及连接于所述导电插件的连接件,所述被动导电单元包括负极座,所述导电插件穿设所述负极座及绝缘套,所述连接件与所述主动电极线之间滑动电接触。
进一步地,所述连接件包括多个卡扣片,多个所述卡扣片之间相互平行设置或者相互交错设置并且形成具有预设距离的间隙,所述主动电极线在所述卡扣片的夹设下设置于所述间隙内。
进一步地,所述连接件包括接触件及第一弹性件,所述接触件在所述第一弹性件的抵持作用下与所述主动电极线滑动电接触。
进一步地,所述电极模块还包括安装座,所述安装座设置于所述连接座的内部并且收容所述导电插件的部分以及连接件,所述导电插件与所述安装座之间电性接触;
所述第一弹性件容置于所述安装座内,所述第一弹性件的一端抵持所述安装座,另一端抵持所述接触件;或者,所述第一弹性件容置于所述导电单元内,所述第一弹性件的一端抵持所述导电单元,另一端抵持所述接触件。
进一步地,所述连接件为弯曲状的弹片,所述弹片具有相互间隔的第一端、第二端以及位于第一 端及第二端之间的弯曲段,所述弹片的第一端卡扣所述导电插件,所述弹片的第二端与所述主动电极线接触。
进一步地,所述弹片的第一端呈波浪形,所述弹片的第一端上开设有凹槽,所述弹片通过所述凹槽卡扣所述导电插件。
进一步地,所述电极模块还包括安装座,所述主动导电单元包括导电插件,所述导电插件与所述安装座之间电性接触,所述主动电极线贯穿所述导电插件,所述导电插件及安装座内设置有第二弹性件,所述第二弹性件的一端抵持所述导电单元,另一端抵持所述安装座。
进一步地,所述被动导电单元与所述主动导电单元相互间隔。
进一步地,所述被动导电单元包括连接片,所述连接片连接所述被动电极线的一端并且固设在所述连接座上。
进一步地,所述被动导电单元包括滑座,所述滑座的一端抵持在所述连接座上并与所述被动电极线滑动电接触。
进一步地,所述被动导电单元包括第一插片,所述主动导电单元包括第二插片,所述连接座上设置有盖体,所述盖体盖设所述连接座并固定所述第一插片及第二插片。
进一步地,所述盖体上开设有通孔,所述第一插片及第二插片的一端设置于所述通孔的内部;或者,
所述第一插片及第二插片的一端通过所述通孔伸出所述连接座之外。
进一步地,所述被动导电单元包括第一导电插件,所述主动导电单元包括第二导电插件,所述被动电极线通过第一导电插件连通所述电源,所述主动电极线通过所述第二导电插件连通所述电源。
本申请提供一种电手术用器械操纵装置,包括主动电极线、被动电极线、滑动手柄、转动手柄、电极及鞘管,所述转动手柄与所述电极转动连接,所述滑动手柄滑动安装于所述转动手柄,所述电极包括底座、负极座、导电插件及滑动连接件,所述负极座及所述导电插件固定安装于所述底座,所述滑动连接件固定安装于所述导电插件并位于所述底座内,所述主动电极线与所述滑动连接件滑动连接并且一端与所述滑动手柄固定连接,部分所述主动电极线收容于所述鞘管,部分所述主动电极线从所述鞘管伸出形成处理部,所述被动电极线收容于所述鞘管并且一端与所述负极座电连接。
进一步地,所述滑动连接件包括两卡扣片,每一所述卡扣片包括卡定部,两所述卡定部固定于所述导电插件并且两所述卡定部之间形成间隙,所述主动电极线位于所述间隙中。
进一步地,所述主动电极线包括推拉杆及电极线主体,所述电极线主体部分套设于所述推拉杆中,所述推拉杆的直径大于所述间隙的宽度。
进一步地,每一所述卡扣片还包括挤压部,所述挤压部固定于所述卡定部,所述底座包括凸起,所述挤压部与所述凸起抵触使所述主动电极线与所述卡定部保持接触。
进一步地,每一所述卡扣片还包括引导部,所述引导部固定于所述挤压部,所述挤压部与所述卡定部之间的夹角大于所述引导部与所述挤压部之间的夹角。
进一步地,所述滑动连接件包括导电底座及弹性支撑体,所述导电底座收容于所述底座并与所述导电插件固定连接,所述导电底座设有滑槽及与所述滑槽连通的安装孔,所述主动电极线穿过所述滑槽,所述弹性支撑体收容于所述安装孔并与所述主动电极线抵触使所述主动电极线与所述导电底座接触。
进一步地,所述弹性支撑体包括弹性件及弹珠,所述弹性件收容于所述安装孔,所述弹珠位于所述弹性件及所述主动电极线之间。
进一步地,所述弹性支撑体位于所述主动电极线下方。
进一步地,所述弹性支撑体位于所述主动电极线上方。
进一步地,所述导电插件设有通孔,所述主动电极线穿过所述通孔,所述滑动连接件包括弹性件,所述弹性件收容于所述底座并与所述导电插件抵触使所述主动电极线与所述通孔内壁保持电接触。
进一步地,所述滑动连接件还包括导电底座,所述导电底座收容于所述底座并与所述导电插件固定连接,所述导电底座设有滑槽及与所述滑槽连通的安装孔,所述弹性件收容于所述安装孔,所述主动电极线穿过所述滑槽。
进一步地,所述电极还包括绝缘套,所述底座设有电源接口,所述负极座安装于所述电源接口, 所述导电插件套设于所述负极座内,所述绝缘套套设于所述导电插件表面使所述负极座与所述导电插件绝缘。
进一步地,所述电手术用器械操纵装置还包括接触电极,所述被动电极线与所述接触电极电连接,所述主动电极线通过人体组织与所述接触电极电连接。
本申请提供的电手术用器械操纵装置将电极模块与主动电极线之间的电性连接设计为滑动电接触,使得主动电极线可以沿自身的长度方向滑动以及自轴滚动,克服传统操纵装置中主动电极线会绕被动电极线转动的问题,具有广泛的应用前景。
附图说明
图1为本申请第一个实施方式中电手术用器械操纵装置的结构示意图;
图2为图1所示电手术用器械操纵装置的拆解示意图;
图3为图1所示电手术用器械操纵装置在另一方式下的拆解示意图;
图4为图1所示电手术用器械操纵装置沿Ⅱ-Ⅱ线的剖视示意图;
图5为图1所示电手术用器械操纵装置省略部分结构后的结构示意图;
图6为图1所示电手术用器械操纵装置省略连接座后的结构示意图;
图7为图6所示电手术用器械操纵装置在A处的放大示意图;
图8a为本申请第一个实施方式中电极模块的结构示意图;
图8b为图8a所示电极模块的分解示意图;
图8c为图8a所示电极模块的剖视示意图;
图9为本申请第二个实施方式中电极模块部分结构的结构示意图;
图10为本申请第三个实施方式中电极模块部分结构的结构示意图;
图11为本申请第四个实施方式中电极模块部分结构的结构示意图;
图12为图11所示电极模块的剖视示意图;
图13为本申请第五个实施方式中电极模块部分结构的结构示意图;
图14为图13所示电极模块的剖视示意图;
图15为本申请第六个实施方式中电极模块部分结构的结构示意图;
图16为图15所示电极模块的剖视示意图;
图17为本申请第七个实施方式中电极模块的结构示意图;
图18为图17所示电极模块在另一视角的结构示意图;
图19为图17所示电极模块省略部分结构后的结构示意图;
图20为图17所示电极模块的剖视示意图;
图21为本申请第八个实施方式中电极模块的结构示意图;
图22为图21所示电极模块省略部分结构后的结构示意图;
图23为图21所示电极模块的剖视示意图;
图24为本申请第九个实施方式中电极模块的结构示意图;
图25为图24所示电极模块的剖视示意图;
图26为本申请第十个实施方式中电极模块的结构示意图;
图27为图26所示电极模块与连接座的装配示意图;
图28为图26所示电极模块的剖视示意图;
图29为本申请第十一个实施方式中电极模块的结构示意图;
图30为图29所示电极模块与连接座的装配示意图;
图31为图29所示电极模块的剖视示意图。
100表示电手术用器械操纵装置;10表示操纵组件;11表示转动手柄;111表示第一锁止部;112表示转动指环;113表示卡箍;12表示滑动手柄;121表示滑动指环;122表示通孔;123表示定位块;124表示推拉杆;20、20i表示连接座;21表示固定块;221、221j表示通孔;22表示盖体;30表示接线组件;31表示主动电极线;311表示通电处理元件;32表示被动电极线;33、33a、33b、33c、33d、33e、33f、 33g、33h、33i、33j表示电极模块;301表示主动导电单元;302表示被动导电单元;303表示第一端;304表示第二端;305表示弯曲段;331表示负极座;332表示绝缘套;333、333h表示导电插件;334、334a、334b、334c、334d、334e、334f、334g表示连接件;3341、3341a、3341b表示卡扣片;3342、3342a表示挤压部;3343表示引导部;3344表示凸起;3345、3345d、3345g表示弹性件;3346、3346d、3346g表示接触件;3347表示贯通孔;335表示导向座;336、336i表示安装座;3361表示凹槽;337表示连接片;338表示滑座;3381、3381j表示插片;40表示鞘管;41表示主动孔;42表示被动孔;43表示弹簧管;44表示绝缘层。
具体实施方式
下面将结合本申请实施例中的附图,对本申请实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本申请一部分实施例,而不是全部的实施例。基于本申请中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本申请保护的范围。
需要说明的是,当组件被称为“固定于”另一个组件,它可以直接在另一个组件上或者也可以存在居中的组件。当一个组件被认为是“连接”另一个组件,它可以是直接连接到另一个组件或者可能同时存在居中组件。当一个组件被认为是“设置于”另一个组件,它可以是直接设置在另一个组件上或者可能同时存在居中组件。本文所使用的术语“垂直的”、“水平的”、“左”、“右”以及类似的表述只是为了说明的目的。
除非另有定义,本文所使用的所有的技术和科学术语与属于本申请的技术领域的技术人员通常理解的含义相同。本文中在本申请的说明书中所使用的术语只是为了描述具体的实施例的目的,不是旨在于限制本申请。本文所使用的术语“及/或”包括一个或多个相关的所列项目的任意的和所有的组合。
请参阅图1及图4,图1为本申请第一个实施方式中电手术用器械操纵装置100的结构示意图,图2为图1所示电手术用器械操纵装置100的拆解示意图,图3为图1所示电手术用器械操纵装置100在另一方式下的拆解示意图,图4为图1所示电手术用器械操纵装置100沿Ⅱ-Ⅱ线的剖视示意图。电手术用器械操纵装置100供医务人员操纵以进行病变部位的处理和治疗,其包括一个位于自身末端的通电处理元件,电手术用器械操纵装置100通过调节通电处理元件在病变组织处的位置和姿态,利用电流的热效应及消融能力来处理病变组织,从而完成切开、烧灼、止血等手术操作。
本实施方式中,电手术用器械操纵装置100应用于消化道息肉的诊断和治疗中,上述的通电处理元件为圈套器,电手术用器械操纵装置100利用圈套器来摘取消化道息肉从而完成手术过程。
可以理解,本申请并不限定电手术用器械操纵装置100仅能够应用于上述的消化道息肉摘取手术中。在其他的实施方式中,电手术用器械操纵装置100还可以设置乳头切开刀、电凝钳、活检钳、针状刀等圈套器之外的其他类型的通电处理元件,也即电手术用器械操纵装置100还可以应用于如静脉曲张、粘膜下肿瘤、胆管结石、早期癌症等其他疾病的手术过程中。
电手术用器械操纵装置100包括操纵组件10、连接座20、接线组件30及鞘管40,连接座20连接并承载操纵组件10、接线组件30及鞘管40,操纵组件10连接于接线组件30并可相对连接座20转动,接线组件30包括上述的通电处理元件并与外部电源连通,鞘管40收容接线组件30的部分元件。操纵组件10供医务人员直接夹持,以操纵电手术用器械操纵装置100;连接座20用于承载并安装操纵组件10、接线组件30及鞘管40;接线组件30用于通入电流并处理病变组织;鞘管40用于收容通电处理元件并导向通电处理元件在病变组织处的移动。
医务人员通过夹持操纵组件10并且相对固定连接座20来调节接线组件30中通电处理元件在病变组织处的姿态,利用鞘管40导向通电处理元件在病变组织处的移动,从而将接线组件30中的通电处理元件以合适的姿态达到病变组织处,再通以电流来完成切开、烧灼、止血等手术操作。
请一并参阅图5,图5为图1所示电手术用器械操纵装置100省略部分结构后的结构示意图。具体而言,操纵组件10包括转动手柄11以及设置于转动手柄11上的滑动手柄12,滑动手柄12的一端连接于接线组件30,其套设转动手柄11并能够相对转动手柄11滑动,滑动手柄12在转动手柄11上的滑动可以带动接线组件30内的通电处理元件伸入病变组织处,从而实现对通电处理元件位置和姿态的调节。
转动手柄11大致为中空棱柱形,其一端设置有第一锁止部111,另一端形成转动指环112;第一 锁止部111与连接座20转动连接,使得转动手柄11在医务人员的操作下可以相对连接座20转动;转动指环112供医务人员的手指伸入,从而控制转动手柄11做整体转动。
进一步地,第一锁止部111与连接座20之间设置有卡箍113,卡箍113用以限制第一锁止部111与连接座20之间的轴向移动,防止第一锁止部111及连接座20在转动时相互分离。
转动手柄11在位于第一锁止部111以及转动指环112之间的柄身上设置有刻度标识(未标号),该刻度标识用于标识滑动手柄12在柄身上的移动位置,为医务人员的手术操作提供可视化的刻度参考。
滑动手柄12大致呈“8”字形,其套设在转动手柄11的柄身处并可相对转动手柄11滑动。滑动手柄12包括两个滑动指环121,两个滑动指环121以转动手柄11的柄身为轴形成轴对称分布,滑动指环121也供医务人员的手指伸入,从而控制滑动手柄12相对转动手柄11的滑移运动量。
滑动手柄12的大致中心处在对应转动手柄11的位置开设有通孔122,通孔122沿转动手柄11的长度方向开设并且贯穿滑动手柄12的两个端面;滑动手柄12上设置有定位块123,定位块123固设于通孔122的壁面处并连接滑动指环121,定位块123能够随滑动指环121的移动而移动。
定位块123上设置有推拉杆124,推拉杆124沿转动手柄11的长度方向延伸并且连接接线组件30的部分线路元件。当滑动指环121在医务人员的操作下相对转动手柄11滑动时,位于转动手柄11内部的定位块123会在滑动指环121的带动下在转动手柄11的内腔处滑动,从而推动推拉杆124沿转动手柄11的长度方向往复运动;又由于推拉杆124与接线组件30的部分线路元件相连接,因此推拉杆124的往复运动就会带动接线组件30的部分线路元件伸缩运动,从而实现对接线组件30中通电处理元件的位置调节。
进一步地,为了支撑推拉杆124,避免推拉杆124的运动过程中的偏移,卡箍113设置有朝向推拉杆124延伸的凸起(未标号),该凸起接触并支撑推拉杆124,从而避免推拉杆124的运动偏移。
在实际使用中,医务人员的拇指会伸入转动指环112内,医务人员的食指及中指会分别伸入两个滑动指环121内,医务人员以三指夹持的方式操纵电手术用器械操纵装置100;当需要转动位于电手术用器械操纵装置100末端的通电处理元件时,医务人员的手腕转动并带动电手术用器械操纵装置100整体转动,从而带动通电处理元件转动;当需要调节通电处理元件在电手术用器械操纵装置100的末端伸缩量时,医务人员做扩张或回缩手势,将滑动指环121向远离或靠近转动指环112的方向推进,从而调节通电处理元件在电手术用器械操纵装置100在末端的位置,从而完成利用操纵组件控制通电处理元件末端姿态和位置的调节过程。
连接座20大致呈“T”形,其具有三个开口,分别为第一开口(未标号)、第二开口(未标号)及第三开口(未标号),第一开口、第二开口及第三开口相互连通,第一开口与转动手柄11的第一锁止部111相连接并且相对第二开口设置,第二开口供鞘管40伸入,并使得鞘管40与操纵组件10位于连接座20的两侧;第三开口连接并承载接线组件30。第一开口、第二开口及第三开口相互配合,从而实现连接座20对操纵组件10、接线组件30及鞘管40的承载和连接作用。
接线组件30包括主动电极线31、被动电极线32及电极模块33,主动电极线31与被动电极线32均连接于电极模块33,电极模块33与外界电源连通从而为主动电极线31及被动电极线32供给电能。
主动电极线31与被动电极线32相互隔离,并不连通;而当主动电极线31与被动电极线32到达病变组织处时,主动电极线31与被动电极线32之间原先的间距由病变组织填充,主动电极线31与被动电极线32实现连通并与外界电源形成回路,主动电极线31与被动电极线32所构成的回路可以产生热效应并借此处理病变组织,从而实现电手术用器械操纵装置100的治疗过程。
具体地,主动电极线31的近侧连接操纵组件10中的推拉杆124,远侧形成前文描述的通电处理元件;后文将通电处理元件标号为311,以便于图文的对照。
需要说明的是,“近侧”在本文中用来意指离装置使用者最近的位置或方向并且是与术语“远侧”相反的位置或方向;“远侧”在本文中用来意指离装置的使用者最远的位置或方向并且是与术语“近侧”相反的位置或方向。
主动电极线31的部分收容在鞘管40内,其中段位置与电极模块33电性连接,从而实现自身与外界电源的连通。主动电极线31能够在推拉杆124的带动下往复伸缩运动,从而在操纵组件10的控制下调整通电处理元件311的位置和姿态。
需要再次说明的是,通电处理元件311并不限于仅为上述实施方式中的圈套器;在其他的实施方式中,通电处理元件311还可以为乳头切开刀、电凝钳、活检钳、针状刀等其他类型的双极电手术用器械。
被动电极线32的一端设置在电极模块33处并伸入鞘管40内,被动电极线32的末端与主动电极线31的末端容置在鞘管40内并且相临近设置,以避免主动电极线31与被动电极线32之间的距离过大,出现通电时极易断路的情况。
进一步地,被动电极线32远离操纵组件10的一端还设置有接触电极(未标号),该接触电极可以与主动电极线31、病变组件及外部内窥镜装置上的另一接触电极形成回路,该接触电极增大了主动电极线31与被动电极线32之间的接触面积,使得主动电极线31的热效应增强,通电处理元件311在处理病变组织时不仅效率更高,而且处理效果更佳。
电极模块33安装在连接座20的第三开口上,被动电极线32的一端安装在电极模块33上并与电极模块33电性连接,主动电极线31的中间线段接触电极模块33并与电极模块33电性连接。
利用操纵组件10控制主动电极线31的位置,使得主动电极线31能够相对被动电极线32调整自身位置;在位置调整过程中,主动电极线31持续保持与电极模块33的电性连接,主动电极线31的位置调整不会断开自身与电极模块33的连通,因此接线组件30在接触到病变组织时可以立刻形成回路并开始工作。
请一并参阅图6及图7,图6为图1所示电手术用器械操纵装置100省略连接座20后的结构示意图,图7为图6所示电手术用器械操纵装置100在A处的放大示意图。
鞘管40大致呈管状,其大致中心处开设有供主动电极线31伸入的主动孔41,在临近主动孔41的位置开设有供被动电极线32伸入的被动孔42,主动孔41与被动孔42均沿鞘管40的长度方向延伸并且贯穿鞘管40的两个端面;被动电极线32的一端安装在电极模块33上,另一端收容于鞘管40的被动孔42内;主动电极线31的一端连接于操纵组件10中的推拉杆124处,主动电极线31在工作时会在推拉杆124的带动下相对鞘管40及连接座20往复伸缩运动,从而改变位于自身末端的通电处理元件311的位置。
进一步地,为了固定鞘管40,避免位于鞘管40内的主动电极线31刮擦鞘管40的端面,造成主动电极线31过度磨损和伤害的问题,本申请将推拉杆124的一端伸入主动孔41内,此时推拉杆124包覆主动电极线31并且与主动电极线31一起在主动孔41内伸缩运动,推拉杆124的外径与主动孔41的内径匹配,此时推拉杆124的外侧面与鞘管40主动孔41的内侧面相互摩擦滑动,推拉杆124将直接承受滑动磨损并且固定鞘管40。
可以理解,推拉杆124需由导电材料制成,推拉杆124电性连接于电极模块33即可实现主动电极线31与电极模块33之间的电性连接。
由于电手术用器械操纵装置100在工作中需要进行移动和转动,因此主动电极线31与被动电极线32在发生移动和转动的过程中极其容易相互缠绕,相互缠绕的主动电极线31与被动电极线32不仅可能断开相互之间的电性连接,也有可能阻碍医务人员对电手术用器械操纵装置100的下一步操作,电手术用器械操纵装置100可靠性与稳定性的降低将会为手术的进行带来隐患。
请一并参阅图8a、图8b及图8c,图8a为本申请第一个实施方式中电极模块33的结构示意图,图8b为图8a所示电极模块33的分解示意图,图8c为图8a所示电极模块33的剖视示意图。
本申请提供的电手术用器械操纵装置100,为了解决主动电极线31与被动电极线32的缠绕问题,将电极模块33与主动电极线31之间的电性连接设计为滑动电接触,电极模块33与主动电极线31之间的滑动电接触使得两者可以在相对滑动的运动形式下持续保持电连接,主动电极线31在推拉杆124的带动下所进行的往复伸缩运动以及转动运动并不会导致主动电极线31与电极模块33之间的脱离。
在实际使用时,医务人员的一只手握持连接座20,另一只手夹持操纵组件10;当主动电极线31需要伸缩滑动时,利用滑动手柄12带动主动电极线31伸缩滑动;当主动电极线31需要转动时,医务人员的一只手固定住连接座20,另一只手带动操纵组件10相对连接座20转动。
此时,连接座20以及安装在连接座20上的被动电极线32的位置保持不动,而主动电极线31相对固定不动的被动电极线32滑动以及自轴转动;也即被动电极线32相对静止,主动电极线31沿自身的长度方向滑动以及沿自身轴线的转动,主动电极线31与被动电极线32的运动方向不交错,主动电极线31与被动电极线32之间并不会相互缠绕。
也即,本申请将主动电极线31与被动电极线32之间的运动,设计为主动电极线31所做的滑动及自轴转动,利用主动电极线31在做滑动以及自轴转动时与电极模块33之间的滑动电接触,克服传统操纵装置中主动电极线31会绕被动电极线32缠绕的问题,具有广泛的应用前景。
具体而言,电极模块33包括被动导电单元302以及主动导电单元301,被动导电单元302连通外界电力源的一极并连接被动电极线32,主动导电单元301连通电力源的另一极并与主动电极线31滑动电接触。
在本申请的第一个实施方式中,被动导电单元302包括负极座331,主动导电单元301包括导电插件333及连接件334,导电插件333与负极座331之间设置有绝缘套332,连接件334设置于导电插件333与主动电极线31之间。负极座331用于连接电源的负极,导电插件333用于连接电源的正极,绝缘套332用于绝缘负极座331与导电插件333,连接件334用于滑动电接触主动电极线31。
在负极座331以及导电插件333的电性连接下,被动电极线32与主动电极线31连通电源的负极与正极,再利用连接件334的电性连接作用来实现主动电极线31在相对被动电极线32滑动时的电接触。
当然,在其他的实施方式中,负极座331也可以连接电源的正极,此时导电插件333连接电源的负极。
负极座331大致呈中空圆盘状,其卡抵在导电插件333的台阶面处,从而实现自身与导电插件333之间的相互限位。负极座331上设置有固定孔(图未示),该固定孔供被动电极线32嵌入,从而实现负极座331与被动电极线32之间的相互固定与电性连接。负极座331连通电源的负极,从而实现被动电极线32与电源之间的连通。
绝缘套332套设导电插件333的一端并且设置在负极座331与导电插件333之间,绝缘套332用于隔绝负极座331与导电插件333之间的电力传输,避免负极座331与导电插件333直接相连而形成短路。
导电插件333的一端分别穿设负极座331及绝缘套332并连接外部电源,导电插件333的另一端供连接件334安装设置,导电插件333用于实现连接件334与电源之间的电性连接。本实施方式中,导电插件333与连接件334一体成型。可以理解,在其他的实施方式中,导电插件333与连接件334也可以采用分体结构。
连接件334用于实现主动电极线31与电源之间的滑动电接触。在本申请的第一个实施方式中,连接件334包括两个卡扣片3341,两个卡扣片3341形成在导电插件333的末端并且相互平行设置,每个卡扣片3341包括挤压部3342,两个卡扣片3341的挤压部3342相互平行并形成一个具有预定距离的缝隙,包覆着主动电极线31的推拉杆124伸入该缝隙内并且与两个卡扣片3341的挤压部3342相互接触,由于推拉杆124的尺寸等于或者大于两个卡扣片3341的挤压部3342之间的距离,推拉杆124与卡扣片3341的挤压部3342之间可以持续接触。因此推拉杆124在沿自身长度方向上相对卡扣片3341的滑动过程中,与卡扣片3341之间不存在径向传动,二者将持续保持滑动电接触;又因为推拉杆124的转动为自轴转动,推拉杆124与卡扣片3341之间的相对转动也不存在径向传动,推拉杆124在转动过程中将与卡扣片3341持续保持电接触,从而实现正极电极线31相对连接件334的滑动电连接。
优选地,推拉杆124与鞘管40上开设的主动孔41之间同轴设置,从而提高配合的精度。
进一步地,卡扣片3341还包括引导部3343,挤压部3342的一端与导电插件333固定连接,另一端与引导部3343固定连接,引导部3343向推拉杆124的径向扩张并形成凸部;对应地,连接座20上凸设有两个朝向引导部3343的凸起3344,两个卡扣片3341的引导部3343夹设在两个凸起3344之间,从而形成对挤压部3342的引导和限制作用,避免挤压部3342因过度扩张而使得间隙过大,造成挤压部3342与推拉杆124之间脱离的问题。
本申请的第一个实施方式提供的电极模块33,通过采用平行夹片形式的连接件334来实现滑动电接触,不仅易于加工,装配性能也相对较佳。
请一并参阅图9,图9为本申请第二个实施方式中电极模块33a部分结构的结构示意图。本申请的第二个实施方式与第一个实施方式不同的点在于,本申请第二个实施方式中的两个卡扣片3341a交错设置并形成一个预设的夹角,卡扣片3341a利用交错设置的挤压部3342a夹设主动电极线31,从而实现与主动电极线31之间的滑动电接触。
本申请的第二个实施方式采用交错设置的连接件334a来实现滑动电接触,对主动电极线31的接 触作用力更大,主动电极线31与连接件334a之间的接触可靠性更大。
请一并参阅图10,图10为本申请第三个实施方式中电极模块33b部分结构的结构示意图。本申请的第三个实施方式与第二个实施方式不同的点在于,本申请第三个实施方式中的卡扣片3341b的数量为三个,三个卡扣片3341b交错设置并且顺次夹设主动电极线31。
本申请的第三个实施方式采用三个卡扣片3341b来夹设主动电极线31,夹设的数量更多,对主动电极线31的接触作用力更大,主动电极线31与连接件334b之间的接触可靠性更大。
当然,在其他的实施方式中,连接件上卡扣片的数量还可以设置为四个或四个以上,连接件上设置较多数量的卡扣片可以增大夹设的接触作用力,提高接触可靠性。
请一并参阅图11及图12,图11为本申请第四个实施方式中电极模块33c部分结构的结构示意图,图12为图11所示电极模块33c的剖视示意图。本申请的第四个实施方式与第一个实施方式的不同点在于,本申请的电极模块33c上设置有导向座335,导向座335设置在连接座20上,其承载被动电极线32的弯折段,导向座335用于导向被动电极线32向主动孔42内的进入过程并且承载被动电极线32的弯折段,从而提高被动电极线32的安装稳定性和装配简洁性。
此外,电极模块33c还包括一安装座336,安装座336套设推拉杆124并螺接导电插件333c,安装座336内开设有凹槽3361,凹槽3361用于容置电极模块33c的连接件334c。
在本申请的第四个实施方式中,电极模块33c的连接件334c为组件。具体地,连接件334c包括弹性件3345及接触件3346,弹性件3345的一端抵持并作用于接触件3346,另一端抵持并作用于安装座336上的凹槽底面。接触件3346与推拉杆124直接接触,弹性件3345用于提供弹性作用力,并将接触件3346压紧在推拉杆124上,从而保证接触件3346与推拉杆124之间的接触可靠性。
需要解释的是,弹性件3345对接触件3346或安装座336的抵持,指的是弹性件3345利用自身的弹性变形提供弹性作用力,弹性件3345的一端作用在接触件3346上,另一端作用在安装座336上。
本实施方式中,弹性件3345为弹簧,接触件3346呈球形。可以理解,在其他的实施方式中,弹性件3345还可以为弹簧之外的其他弹性元件;接触件3346也还可以呈半球形、橄榄形等其他形状,只要接触件3346可以实现与主动电极线31之间的滑动电连接即可。可以理解,弹性件3345及安装座336均采用导电材料制成,以实现主动电极线31与外界电源之间的电性连接。
本申请的第四个实施方式利用弹性件3345将接触件3346压紧在推拉杆124上,进一步提高了接触件3346与推拉杆124的接触可靠性,性能更佳。
请一并参阅图13及图14,图13为本申请第五个实施方式中电极模块33d部分结构的结构示意图,图14为图13所示电极模块33d的剖视示意图。本申请的第五个实施方式与第四个实施方式的不同点在于,接触件3346d设置在推拉杆124的上方,此时导电插件333上开设有供弹性件3345d嵌入的凹槽(未标号),弹性件3345d的一端抵持导电插件333,另一端抵持接触件3346d;此时接触件3346d利用弹性件3345d的弹性作用以及自身的重力压紧在推拉杆124的表面上。
本申请第五个实施方式将接触件3346d设置在推拉杆124的上方,利用弹性件3345d的弹性作用以及接触件3346d的重力作用进一步压紧接触件3346d,从而提高连接件334d与推拉杆124之间电接触的可靠性。
请一并参阅图15及图16,图15为本申请第六个实施方式中电极模块33e部分结构的结构示意图,图16为图15所示电极模块33e的剖视示意图。本申请的第六个实施方式与第四个实施方式的不同点在于,连接件334e中的接触件3346e为圆柱形,圆柱形的接触件3346e与弹性件3345e相配合,
接触件3346e的一端嵌设在导电插件333内,另一端上开设有供推拉杆124嵌入的贯通孔3347,弹性件3345e的一端抵持在安装座336e上,另一端抵持接触件3346e。圆柱形的接触件3346e将弹性件的抵持下以轴孔配合的方式接触推拉杆124,从而增大了电接触的面积,稳定性也相对较佳。
本申请的第六个实施方式利用接触件3346e与推拉杆124之间的轴孔配合,提高电接触的面积,从而保证电连接的可靠性。
请一并参阅图17及图20,图17为本申请第七个实施方式中电极模块33f的结构示意图,图18为图17所示电极模块33f在另一视角的结构示意图,图19为图17所示电极模块33f省略部分结构后的结构示意图,图20为图17所示电极模块33f的剖视示意图。本申请的第七个实施方式中与第四个实施方式 的不同之处在于,本申请第七个实施方式中的导向座335f与被动电极线32嵌设连接,被动电极线32被限定在导向座335f上,被动电极线32不易从导向座335f上脱落,在插拔过程中更为稳定。
进一步地,本申请第七个实施方式中的连接件334f为弯曲状的“C”形弹片,连接件334f具有第一端303、第二端304以及位于第一端303及第二端304之间的弯曲段305,连接件334f的两端近似平行设置并通过弯曲段305相互连接。连接件334f的第一端303呈多次折叠的弹片状并且开设有凹槽,第一端303通过该凹槽嵌入导电插件333上并且与导电插件333的径向大致平行。连接件334f的第一端303与导电插件333的径向大致平行设置,不仅在装配上操作方便,而且可以避免导电插件333沿其轴向脱离连接件334f。连接件334f的第二端304呈弯曲状并与推拉杆124相接触,从而保证连接件334f与推拉杆124的滑动电接触。
可以理解,连接件334f第一端303上开设的凹槽的尺寸要小于导电插件333的外径,如此连接件334f的第一端303才可以顺利地卡扣在导电插件333上。
此时,被动电极线32直接或间接地连接位于远端的通电处理器件311;当然,该通电处理器件311可以为单极电手术器械,也可以为双极电手术器械。
进一步地,在本申请的第七个实施方式中,在鞘管40(灰色)与推拉杆124之间设置有弹簧管43,弹簧管43套设推拉杆124的部分杆体并且容置在鞘管40内,弹簧管43用于增加鞘管40的轴向刚性,从而避免鞘管40在轴向上发生较大挠度的弯曲。同时,为了避免弹簧管43与推拉杆124之间形成电气传输,本申请的第七个实施方式在弹簧管43与推拉杆124之间设置有绝缘层44,绝缘层44包覆推拉杆124并且隔绝弹簧管43与推拉杆124之间的电气传输。
本申请的第七个实施方式将连接件334f设置为弯曲状的弹片,在保证电性接触的前提下还可以防止导电插件333在安装及插拔过程中脱离连接件334f,从而进一步提高使用的可靠性。
请一并参阅图21及图23,图21为本申请第八个实施方式中电极模块33g的结构示意图,图22为图21所示电极模块33g省略部分结构后的结构示意图,图223为图21所示电极模块33g的剖视示意图。本申请的第八个实施方式与本申请的第五个实施方式不同的地方在于,本申请的第八个实施方式将连接主动电极线31的主动导电元件以及连接被动电极线32的被动导电单元302相互隔绝,这两个单元设置在连接座20不同的位置上并且相互隔绝,两个单元之间没有套设关系,无需设置绝缘套就可以实现电极模块33g的正常工作。
具体地,主动电极线31依然通过导电插件333以及具有接触件3346g以及弹性件3345g的连接件334g连通外界电源,主动电极线31与外界电源线的连接关系与本申请第四个实施方式相类似。但是本申请的第八个实施方式中,被动电极线32通过一个连接片337与外界电源相连,连接片337与导电插件333及连接件334g相互隔离设置,连接片337与导电插件333及连接件334g相互间隔一段距离。
此时,连接片337连通电源的负极,导电插件333及连接件334g连通电源的正极,连接片337与导电插件333及连接件334g之间无需设置额外的绝缘器件,就可以保证电极模块33g的稳定工作,从而克服了绝缘器件在高压下击穿、绝缘器件长期使用等情况所导致的电极模块33g短路问题,进一步提高了工作的稳定性。
请一并参阅图24及图25,图24为本申请第九个实施方式中电极模块33h的结构示意图,图25为图24所示电极模块33h的剖视示意图。本申请的第九个实施方式与本申请的第八个实施方式不同的地方在于,本申请的第九个实施方式中,被动电极线32与外界电源之间以及主动电极线31与外界电源之间,均通过导电插件333h来实现相互连通,每个导电插件333h的末端沿径向延伸并形成凸起(未标号),与被动电极线32相接触的导电插件333h通过该凸起抵持导电插件333h,从而电性连接。而主动电极线31与导电插件333h之间通过接触件3346h以及弹性件3345h实现电性连接,本申请第九个实施方式中的接触件3346h以及弹性件3345h的作用及结构与本申请第四个实施方式中的接触件3346e以及弹性件3345e相类似,在此不作赘述。
本申请第九个实施方式中利用结构相同的两个导电插件333h来实现主动电极线31、被动电极线32与外界电源的相互连通,提高了整个电手术用器械操纵装置100的互换性,装配便捷性提高。
请一并参阅图26及图28,图26为本申请第十个实施方式中电极模块33i的结构示意图,图27为图26所示电极模块33i与连接座20i的装配示意图,图28为图26所示电极模块33i的剖视示意图。本 申请的第十个实施方式与本申请的第八个实施方式不同的地方在于,本申请的第十个实施方式中被动电极线32与外界电源之间通过滑座338相互连接,滑座338一端为平面并且抵持被动电极线32,另一端通过一个插片3381(第一插片)连通外界电源;与此相似,主动电极线31上的安装座336i也采用插片3381(第二插片)来连通外界电源。
进一步地,为了导向滑座338的安装,避免滑座338与被动电极线32之间位置偏差,连接座20i内部设置有固定块21,固定块21安装在连接座20i的内部并且阶梯状,滑座338抵持在固定块21的阶梯面上,从而保证自身的位置不偏转,避免与被动电极线32发生位置偏差。
进一步地,连接座20i上设置有盖体22,盖体22盖设连接座20i的第三开口处,盖体22上开设有一个通孔221,与被动电极线32相连接的插片3381以及与主动电极线31相互连接的插片3381,其末端均收容在通孔221内并不裸露出连接座20i之外,通孔221的设置能够方便外界电源插接在连接座20i上,能够便捷地为电手术用器械操纵装置100供电。
本申请的第十个实施方式中利用滑座338来连通被动电极线32以及外界电源,同时设置了供外界电源插接的盖体与插片3381,电接触的稳定性进一步提高。
请一并参阅图29及图31,图29为本申请第十一个实施方式中电极模块33j的结构示意图,图30为图29所示电极模块33j与连接座20j的装配示意图,图31为图29所示电极模块33j的剖视示意图。
本申请的第十一个实施方式与本申请的第十个实施方式不同的地方在于,本申请的第十一个实施方式中,连接座20j的盖体22j上开设有两个通孔221j,两个插片3381j通过通孔221j从盖体22j的表面伸出,裸露而出的两个插片3381j在与外界电源连通时具有更佳的连接性能。
需要着重强调的是,以上所述实施例的各技术特征可以进行任意的组合,为使描述简洁,未对上述实施例中的各个技术特征所有可能的组合都进行描述,然而,只要这些技术特征的组合不存在矛盾,都应当认为是本说明书记载的范围。
本申请提供的电手术用器械操纵装置100将电极模块33与主动电极线31之间的电性连接设计为滑动电接触,使得主动电极线31可以沿自身的长度方向滑动以及自轴滚动,克服传统操纵装置中主动电极线31会绕被动电极线32转动的问题,具有广泛的应用前景。
对本领域的技术人员来说,可根据以上描述的技术方案以及构思,做出其它各种相应的改变以及形变,而所有的这些改变以及形变都应该属于本申请权利要求的保护范围之内。

Claims (30)

  1. 一种电手术用器械操纵装置(100),其特征在于,包括:
    连接座(20、2i);
    接线组件(30),包括电极模块(33、33a、33b、33c、33d、33e、33f、33g、33h、33i、33j)、主动电极线(31)及被动电极线(32),所述主动电极线(31)及被动电极线(31)安装于所述连接座(20、2i)的内部并通过电极模块(33、33a、33b、33c、33d、33e、33f、33g、33h、33i、33j)连通外部电源;
    操纵组件(10),供人员操作并与所述连接座(20、2i)转动连接;
    鞘管(40),用于收容所述主动电极线(31)及被动电极线(32)并且安装于所述连接座(20、2i)上;所述主动电极线(31)相对所述被动电极线(32)滑动及转动并与所述电极模块(33、33a、33b、33c、33d、33e、33f、33g、33h、33i、33j)之间滑动电接触。
  2. 如权利要求1所述的电手术用器械操纵装置(100),其特征在于,所述电极模块(33、33a、33b、33c、33d、33e、33f、33g、33h、33i、33j)包括:
    被动导电单元(302),连通所述外部电源的一极并连接所述被动电极线(32);
    主动导电单元(301),连通所述外部电源的另一极并与所述主动电极线(31)滑动电接触。
  3. 如权利要求2所述的电手术用器械操纵装置(100),其特征在于,所述被动导电单元(302)与主动导电单元(301)相互连接,所述电极模块(33、33a、33b、33c、33d、33e、33f)还包括设置于所述被动导电单元(302)与主动导电单元(301)之间的绝缘套(332),所述绝缘套(332)用于隔绝所述被动导电单元(302)与主动导电单元(301)之间的电气传输。
  4. 如权利要求2所述的电手术用器械操纵装置(100),其特征在于,所述电极模块(33d、33e、33f、33g、33h)还包括导向座(335),所述导向座(335)套设所述鞘管(40)并且设置于所述连接座(20、2i)的内部,所述导向座(335)固设所述被动电极线(32)。
  5. 如权利要求2所述的电手术用器械操纵装置(100),其特征在于,所述主动导电单元(301)包括导电插件(333)及连接于所述导电插件(333)的连接件(334、334a、334b、334c、334d、334f),所述被动导电单元(302)包括负极座(331),所述导电插件(333)穿设所述负极座(331)及绝缘套(332),所述连接件(334、334a、334b、334c、334d、334f)与所述主动电极线(31)之间滑动电接触。
  6. 如权利要求5所述的电手术用器械操纵装置(100),其特征在于,所述连接件(334、334a、334b)包括多个卡扣片(3341、3341a、3341b),多个所述卡扣片(3341、3341a、3341b)之间相互平行设置或者相互交错设置并且形成具有预设距离的间隙,所述主动电极线(31)在所述卡扣片(3341、3341a、3341b)的夹设下设置于所述间隙内。
  7. 如权利要求5所述的电手术用器械操纵装置(100),其特征在于,所述连接件(334c、334d)包括接触件(3345、3345d)及第一弹性件(3346、3346d),所述接触件(3345、3345d)在所述第一弹性件(3346、3346d)的抵持作用下与所述主动电极线(31)滑动电接触。
  8. 如权利要求7所述的电手术用器械操纵装置(100),其特征在于,所述电极模块(33c、33d)还包括安装座(336),所述安装座(336)设置于所述连接座(20、2i)的内部并且收容所述导电插件(333)的部分以及连接件(334c、334d),所述导电插件(333)与所述安装座(336)之间电性接触;
    所述第一弹性件(3346)容置于所述安装座(336)内,所述第一弹性件(3346)的一端抵持所述安装座(336),另一端抵持所述接触件(3345);或者,所述第一弹性件(3346)容置于所述导电插件(333)内,所述第一弹性件(3346d)的一端抵持所述导电插件(333),另一端抵持所述接触件(3345d)。
  9. 如权利要求5所述的电手术用器械操纵装置(100),其特征在于,所述连接件(334f)为弯曲状的弹片,所述弹片具有相互间隔的第一端(303)、第二端(304)以及位于第一端(303)及第二端(304)之间的弯曲段(305),所述弹片的第一端(303)卡扣所述导电插件(333),所述弹片的第二端(304)与所述主动电极线(31)接触。
  10. 如权利要求9所示的电手术用器械操纵装置(100),其特征在于,所述弹片的第一端(303)呈波浪形,所述弹片的第一端上开设有凹槽,所述弹片通过所述凹槽卡扣所述导电插件(333)。
  11. 如权利要求4所述的电手术用器械操纵装置(100),其特征在于,所述电极模块(33e)还包括安装座(336),所述主动导电单元(301)包括导电插件(333),所述导电插件(333)与所述安装座(336) 之间电性接触,所述主动电极线(31)贯穿所述导电插件(333),所述导电插件(333)及安装座(336)内设置有第二弹性件(3345e),所述第二弹性件(3345e)的一端抵持所述导电插件(333),另一端抵持所述安装座(336)。
  12. 如权利要求2所述的电手术用器械操纵装置(100),其特征在于,所述被动导电单元(302)与所述主动导电单元(301)相互间隔。
  13. 如权利要求12所述的电手术用器械操纵装置(100),其特征在于,所述被动导电单元(302)包括连接片(337),所述连接片(337)连接所述被动电极线(32)的一端并且固设在所述连接座(20)上。
  14. 如权利要求12所述的电手术用器械操纵装置(100),其特征在于,所述被动导电单元(302)包括滑座(21),所述滑座(21)的一端抵持在所述连接座(2i)上并与所述被动电极线(32)滑动电接触。
  15. 如权利要求12所述的电手术用器械操纵装置(100),其特征在于,所述被动导电单元(302)包括第一插片,所述主动导电单元(301)包括第二插片,所述连接座(20、2i)上设置有盖体(22、22i),所述盖体(22、22i)盖设所述连接座(20、2i)并固定所述第一插片及第二插片。
  16. 如权利要求15所述的电手术用器械操纵装置(100),其特征在于,所述盖体(22)上开设有通孔(221、221i),所述第一插片及第二插片的一端设置于所述通孔(221)的内部;或者,
    所述第一插片及第二插片的一端通过所述通孔(221i)伸出所述连接座(20、2i)之外。
  17. 如权利要求16所述的电手术用器械操纵装置(100),其特征在于,所述被动导电单元(302)包括第一导电插件(333),所述主动导电单元(301)包括第二导电插件(333),所述被动电极线(32)通过第一导电插件(333)连通所述外部电源,所述主动电极线(31)通过所述第二导电插件(333)连通所述外部电源。
  18. 一种电手术用器械操纵装置(100),包括主动电极线(31)、被动电极线(32)、滑动手柄、转动手柄、电极及鞘管(40),所述转动手柄与所述电极转动连接,所述滑动手柄滑动安装于所述转动手柄,其特征在于,所述电极包括底座、负极座、导电插件及滑动连接件,所述负极座及所述导电插件固定安装于所述底座,所述滑动连接件固定安装于所述导电插件并位于所述底座内,所述主动电极线(31)与所述滑动连接件滑动连接并且一端与所述滑动手柄固定连接,部分所述主动电极线(31)收容于所述鞘管(40),部分所述主动电极线(31)从所述鞘管(40)伸出形成处理部,所述被动电极线(32)收容于所述鞘管(40)并且一端与所述负极座电连接。
  19. 根据权利要求18所述的电手术用器械操纵装置(100),其特征在于,所述滑动连接件包括两卡扣片,每一所述卡扣片包括卡定部,两所述卡定部固定于所述导电插件并且两所述卡定部之间形成间隙,所述主动电极线(31)位于所述间隙中。
  20. 根据权利要求19所述的电手术用器械操纵装置(100),其特征在于,所述主动电极线(31)包括推拉杆及电极线主体,所述电极线主体部分套设于所述推拉杆中,所述推拉杆的直径大于所述间隙的宽度。
  21. 根据权利要求19所述的电手术用器械操纵装置(100),其特征在于,每一所述卡扣片还包括挤压部,所述挤压部固定于所述卡定部,所述底座包括凸起,所述挤压部与所述凸起抵触使所述主动电极线(31)与所述卡定部保持接触。
  22. 根据权利要求21所述的电手术用器械操纵装置(100),其特征在于,每一所述卡扣片还包括引导部,所述引导部固定于所述挤压部,所述挤压部与所述卡定部之间的夹角大于所述引导部与所述挤压部之间的夹角。
  23. 根据权利要求18所述的电手术用器械操纵装置(100),其特征在于,所述滑动连接件包括导电底座及弹性支撑体,所述导电底座收容于所述底座并与所述导电插件固定连接,所述导电底座设有滑槽及与所述滑槽连通的安装孔,所述主动电极线(31)穿过所述滑槽,所述弹性支撑体收容于所述安装孔并与所述主动电极线(31)抵触使所述主动电极线(31)与所述导电底座接触。
  24. 根据权利要求23所述的电手术用器械操纵装置(100),其特征在于,所述弹性支撑体包括弹性件及弹珠,所述弹性件收容于所述安装孔,所述弹珠位于所述弹性件及所述主动电极线(31)之间。
  25. 根据权利要求24所述的电手术用器械操纵装置(100),其特征在于,所述弹性支撑体位于所述主动电极线(31)下方。
  26. 根据权利要求24所述的电手术用器械操纵装置(100),其特征在于,所述弹性支撑体位于所述主动 电极线(31)上方。
  27. 根据权利要求18所述的电手术用器械操纵装置(100),其特征在于,所述导电插件设有通孔,所述主动电极线(31)穿过所述通孔,所述滑动连接件包括弹性件,所述弹性件收容于所述底座并与所述导电插件抵触使所述主动电极线(31)与所述通孔内壁保持电接触。
  28. 根据权利要求27所述的电手术用器械操纵装置(100),其特征在于,所述滑动连接件还包括导电底座,所述导电底座收容于所述底座并与所述导电插件固定连接,所述导电底座设有滑槽及与所述滑槽连通的安装孔,所述弹性件收容于所述安装孔,所述主动电极线(31)穿过所述滑槽。
  29. 根据权利要求18所述的电手术用器械操纵装置(100),其特征在于,所述电极还包括绝缘套(332),所述底座设有外部电源接口,所述负极座安装于所述外部电源接口,所述导电插件套设于所述负极座内,所述绝缘套(332)套设于所述导电插件表面使所述负极座与所述导电插件绝缘。
  30. 根据权利要求18所述的电手术用器械操纵装置(100),其特征在于,所述电手术用器械操纵装置(100)还包括接触电极,所述被动电极线(32)与所述接触电极电连接,所述主动电极线(31)通过人体组织与所述接触电极电连接。
PCT/CN2018/123339 2017-12-25 2018-12-25 电手术用器械操纵装置 WO2019128955A1 (zh)

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