CN203841786U - Medical double-pole ablation device with angle adjusting function - Google Patents
Medical double-pole ablation device with angle adjusting function Download PDFInfo
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- CN203841786U CN203841786U CN201420276599.7U CN201420276599U CN203841786U CN 203841786 U CN203841786 U CN 203841786U CN 201420276599 U CN201420276599 U CN 201420276599U CN 203841786 U CN203841786 U CN 203841786U
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- sheath pipe
- inner core
- ablation device
- bipolar ablation
- pitman
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- 238000002679 ablation Methods 0.000 title claims abstract description 64
- 238000007789 sealing Methods 0.000 claims abstract description 22
- 230000005611 electricity Effects 0.000 claims description 37
- 238000009413 insulation Methods 0.000 claims description 28
- 230000001105 regulatory effect Effects 0.000 claims description 27
- 239000002184 metal Substances 0.000 claims description 24
- 230000004888 barrier function Effects 0.000 claims description 19
- 239000000956 alloy Substances 0.000 claims description 5
- 229910045601 alloy Inorganic materials 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 238000002324 minimally invasive surgery Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 5
- 239000000155 melt Substances 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
- 238000009998 heat setting Methods 0.000 description 3
- 210000000056 organ Anatomy 0.000 description 2
- 230000002490 cerebral effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
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Abstract
The utility model discloses a medical double-pole ablation device with an angle adjusting function. The medical double-pole ablation device comprises a V-shaped spring handle, an adjustable sheathing canal device, a double-pole ablation device inner core and an inner core fixing device, wherein the two ends of the V-shaped spring handle are fixedly connected with a sheathing canal connecting body and the bottom of the inner core fixing device, and two locating and connecting rods are symmetrically arranged between the sheathing canal connecting body and the inner core fixing device. One side of the sheathing canal connecting body is connected with the adjustable sheathing canal device through threads, a rubber sealing cap is arranged on the other side of the sheathing canal connecting body, and a through hole is formed in the center of the sheathing canal connecting body. The double-pole ablation device inner core is mounted in the adjustable sheathing canal device, and one end of the double-pole ablation device inner core penetrates through the sheathing canal connecting body and is fixed in the inner core fixing device. The medical double-pole ablation device can stretch into internal tissue with a small pipe diameter and has the advantages that the head of the ablation device can be flexibly rotated, and the adjustable sheathing canal device can rotate by 360 degrees. The working range of the ablation device is greatly expanded, and the internal tissue in small inner cavities can be conveniently treated in minimally invasive surgery.
Description
Technical field
This utility model relates to a kind of medical bipolar ablation device with angle regulating function, belongs to medical instruments field.
Background technology
In the prior art, the conventional medical device that melts uses the mode of bipolar forceps shape to carry out bipolar ablation conventionally, be the device that a kind of both positive and negative polarity of manual control combines, and this apparatus volume is larger, cannot enter narrow space and carry out ablation functionality.
In addition, traditional medical working sheath pipe that melts device is straight tube, there is no angle, and therefore working range is less, operates pretty troublesome while operation.The bad control of heat setting temperature that tradition melts device in addition, easily causes damage to other tissue in body.
Utility model content
The purpose of this utility model is, a kind of medical bipolar ablation device with angle regulating function is provided, it can be to stretch into inside of human body tissue compared with slim pipe diameter, and having the device of melting head angle can flexible rotating, scalable sheath pipe device can 360 the advantage of degree rotation, expand greatly the working range that melts device, facilitated the treatment to tiny interior intraluminal tissue in Minimally Invasive Surgery.
The technical solution of the utility model: a kind of medical bipolar ablation device with angle regulating function, comprise " V " font spring handle, scalable sheath pipe device, sheath pipe connector, bipolar ablation device inner core and inner core holder, the two ends of " V " font spring handle are fixedly connected with the bottom of inner core holder with sheath pipe connector respectively, are provided with 2 positioning link bars that are arranged symmetrically with between sheath pipe connector and inner core holder; One side of sheath pipe connector and scalable sheath pipe device are threaded connection, and opposite side is provided with rubber seal cap, and the center of sheath pipe connector is provided with through hole; Bipolar ablation device inner core is installed in scalable sheath pipe device, and wherein one end through sheath pipe connector and be fixed in inner core holder.Sheath pipe connector and scalable sheath pipe device are threaded connection, and can make like this rotation of scalable sheath pipe device 360 degree, thereby reach suitable operating position, make doctor complete the work of melting to different parts angle in the situation that constant changing jobs.
In the aforesaid this medical bipolar ablation device with angle regulating function, inner core holder comprises housing, insulating barrier, anodal pitman, negative pole pitman and cylindrical locking bar, in housing, be provided with the first inner core passage, the afterbody of housing is provided with anodal pitman and negative pole pitman, insulating barrier is arranged between anodal pitman and negative pole pitman, anodal pitman be shorter in length than negative pole pitman, their tail end is equipped with contact; Housing is provided with the hole perpendicular to the first inner core passage, and cylindrical locking bar is inserted in hole, and the bottom of cylindrical locking bar is provided with the first spring, and housing is stretched out at top, and cylindrical locking bar is provided with the through hole that is parallel to the first inner core passage.
In the aforesaid this medical bipolar ablation device with angle regulating function, described positioning link bar is made up of interior bar and trocar sheath, and interior bar is located in trocar sheath and the two is slidably connected; Wherein one end of interior bar is fixed on inner core holder, and wherein one end of trocar sheath is fixed on sheath pipe connector.
In the aforesaid this medical bipolar ablation device with angle regulating function, scalable sheath pipe device comprise attaching nut, fixing sheath pipe, angular adjustment button, sealing plate, connecting filament, movable sheath pipe and rubber linking tube, one end of fixing sheath pipe is fixedly connected with attaching nut, the other end is rotationally connected by rotating shaft and movable sheath pipe, and rubber linking tube is socketed in the junction of fixing sheath pipe and movable sheath pipe; In fixing sheath pipe and movable sheath pipe, be equipped with the second inner core passage and connecting filament passage, connecting filament channel setting is under the second inner core passage, connecting filament is arranged in connecting filament passage, angular adjustment button is socketed on fixing sheath pipe, the top of one end that fixing sheath pipe is connected with attaching nut is provided with the hemispherical groove of equidistant layout, in angular adjustment button, be provided with spacing ball, the top of spacing ball is provided with the second spring; The bottom of fixing sheath pipe is also provided with chute, and the position of chute is corresponding with the position of hemispherical groove; In chute, be provided with sealing plate, the middle part of chute is provided with through hole, sealing plate middle part be fixed on angular adjustment button, one end and the sealing plate of connecting filament are fixedly connected with, the bottom of the other end and movable sheath pipe is rotationally connected by the second rotating shaft.
In the aforesaid this medical bipolar ablation device with angle regulating function, bipolar ablation device inner core comprises insulation outer tube, positive electrical cartridge and negative electricity cartridge, positive electrical cartridge and negative electricity cartridge are fixed on one end of insulation outer tube, the other end of insulation outer tube is provided with cathode metal connecting ring and negative pole metal connecting ring, in insulation outer tube, be provided with positive electrical polar filament and negative electricity polar filament, cathode metal connecting ring is connected with positive electrical cartridge by positive electrical polar filament, and negative pole metal connecting ring is connected with negative electricity cartridge by negative electricity polar filament; Between positive electrical cartridge and negative electricity cartridge, be provided with the second insulating barrier.
In the aforesaid this medical bipolar ablation device with angle regulating function, fixing sheath pipe is identical with the diameter of movable sheath pipe, and its diameter is 1.5mm～3mm; The diameter of described insulation outer tube is 1mm～2.5mm.
In the aforesaid this medical bipolar ablation device with angle regulating function, fixing sheath pipe is identical with the diameter of movable sheath pipe, and its diameter is 2.5mm; The diameter of described insulation outer tube is 2mm.
In the aforesaid this medical bipolar ablation device with angle regulating function, positive electrical cartridge and negative electricity cartridge are symmetrical structure, and their end is hemispherical.It is in order to prevent that end is too sharp and hurt tissue and the organ in body that end is designed to hemispherical object.
In the aforesaid this medical bipolar ablation device with angle regulating function, the material of described connecting filament is memorial alloy.
In the aforesaid this medical bipolar ablation device with angle regulating function, the angle between fixing sheath pipe and movable sheath pipe is 90 degree～180 degree.
In the aforesaid this medical bipolar ablation device with angle regulating function, the angle between fixing sheath pipe and movable sheath pipe is 135 degree.
Compared with prior art, this utility model has been realized 0 to 90 degree rotation of movable sheath pipe by fixing sheath pipe, movable sheath pipe, angular adjustment button and connecting filament are set, bipolar ablation device inner core is also rotated thereupon, thereby the tissue or the organ that meet each position melt heat setting, in addition owing to being threaded connection between fixing sheath pipe and sheath pipe connector, therefore can rotate by 360 degree, make this utility model in use more flexibly, conveniently.
Positive and negative polarities separate by the second insulating barrier, and they exist minute interval, and the function melting is just created in part between the two poles of the earth, and all the other positions all do not have ablation functionality.And the temperature control of heat setting is very low, in melting, can not cause the damage of heat to its hetero-organization so yet.This utility model can be used in narrow space and perform the operation, for example cerebral operations, spinal operation, otorhinolaryngology operation etc.
Brief description of the drawings
Fig. 1 is overall structure schematic diagram of the present utility model;
Fig. 2 is the structural representation after this inner core holder is cut open;
Fig. 3 is the structural representation of this positioning link bar and sheath pipe connector;
Fig. 4 is the wherein structural representation of one end of this scalable sheath pipe device;
Fig. 5 is the structural representation of this scalable sheath pipe device other end;
Fig. 6 is that movable sheath pipe and fixing sheath pipe clamp angle are the structural representation of 135 degree;
Fig. 7 is that movable sheath pipe and fixing sheath pipe clamp angle are the structural representation of 90 degree;
Fig. 8 is the structural representation of bipolar ablation device inner core.
Being labeled as in accompanying drawing: 1-" V " font spring handle, 2-scalable sheath pipe device, 3-sheath pipe connector, 4-bipolar ablation device inner core, 5-inner core holder, 6-positioning link bar, 7-rubber seal cap, 8-through hole, 9-housing, 10-insulating barrier, the anodal pitman of 11-, 12-negative pole pitman, the cylindrical locking bar of 13-, 14-the first inner core passage, 15-contact, 16-hole, 17-the first spring, 18-through hole, bar in 19-, 20-trocar sheath, 21-attaching nut, 22-fixes sheath pipe, 23-angular adjustment button, 24-sealing plate, 25-connecting filament, the movable sheath pipe of 26-, 27-rubber linking tube, 28-the second inner core passage, 29-connecting filament passage, 30-hemispherical groove, the spacing ball of 31-, 32-the second spring, 33-chute, 34-through hole, 35-the second rotating shaft, 36-rotating shaft, the 37-outer tube that insulate, 38-positive electrical cartridge, 39-negative electricity cartridge, 40-cathode metal connecting ring, 41-negative pole metal connecting ring, 42-positive electrical polar filament, 43-negative electricity polar filament, 44-the second insulating barrier.
Detailed description of the invention
Below in conjunction with drawings and Examples, this utility model is further described, but not as the foundation to this utility model restriction.
Embodiment 1 of the present utility model: as shown in Figure 1, a kind of medical bipolar ablation device with angle regulating function, comprise " V " font spring handle 1, scalable sheath pipe device 2, sheath pipe connector 3, bipolar ablation device inner core 4 and inner core holder 5, the two ends of " V " font spring handle 1 are fixedly connected with the bottom of inner core holder 5 with sheath pipe connector 3 respectively, are provided with 2 positioning link bars that are arranged symmetrically with 6 between sheath pipe connector 3 and inner core holder 5; One side of sheath pipe connector 3 and scalable sheath pipe device 2 are threaded connection, and opposite side is provided with rubber seal cap 7, and the center of sheath pipe connector 3 is provided with through hole 8; Bipolar ablation device inner core 4 is installed in scalable sheath pipe device 2, and wherein one end through sheath pipe connector 3 and be fixed in inner core holder 5.
As shown in Figure 2, inner core holder 5 comprises housing 9, insulating barrier 10, anodal pitman 11, negative pole pitman 12 and cylindrical locking bar 13, in housing 9, be provided with the first inner core passage 14, the afterbody of housing 9 is provided with anodal pitman 11 and negative pole pitman 12, insulating barrier 10 is arranged between anodal pitman 11 and negative pole pitman 12, anodal pitman 11 be shorter in length than negative pole pitman 12, their tail end is equipped with contact 15; Housing 9 is provided with the hole 16 perpendicular to the first inner core passage 14, and cylindrical locking bar 13 is inserted in hole 16, and the bottom of cylindrical locking bar 13 is provided with the first spring 17, and housing 9 is stretched out at top, and cylindrical locking bar 13 is provided with the through hole 18 that is parallel to the first inner core passage 14.
As shown in Figure 3, described positioning link bar 6 is made up of interior bar 19 and trocar sheath 20, and interior bar 19 is located in trocar sheath 20 and the two is slidably connected; Wherein one end of interior bar 19 is fixed on inner core holder 5, and wherein one end of trocar sheath 20 is fixed on sheath pipe connector 3.
As shown in Figure 4 and Figure 5, scalable sheath pipe device 2 comprises attaching nut 21, fixing sheath pipe 22, angular adjustment button 23, sealing plate 24, connecting filament 25, movable sheath pipe 26 and rubber linking tube 27, one end of fixing sheath pipe 22 is fixedly connected with attaching nut 21, the other end is rotationally connected by rotating shaft 36 and movable sheath pipe 26, and rubber linking tube 27 is socketed in the junction of fixing sheath pipe 22 and movable sheath pipe 26; In fixing sheath pipe 22 and movable sheath pipe 26, be equipped with the second inner core passage 28 and connecting filament passage 29, connecting filament passage 29 be arranged on the second inner core passage 28 under, connecting filament 25 is arranged in connecting filament passage 29, angular adjustment button 23 is socketed on fixing sheath pipe 22, the top of one end that fixing sheath pipe 22 is connected with attaching nut 21 is provided with the hemispherical groove 30 of equidistant layout, in angular adjustment button 23, be provided with spacing ball 31, the top of spacing ball 31 is provided with the second spring 32; The bottom of fixing sheath pipe 22 is also provided with chute 33, and the position of chute 33 is corresponding with the position of hemispherical groove 30; In chute 33, be provided with sealing plate 24, the middle part of chute 33 is provided with through hole 34, the middle part of sealing plate 24 is fixed on angular adjustment button 23, and one end of connecting filament 25 is fixedly connected with sealing plate 24, and the bottom of the other end and movable sheath pipe 26 is rotationally connected by the second rotating shaft 35.Fixing sheath pipe 22 is identical with the diameter of movable sheath pipe 26, and its diameter is 2.5mm; The diameter of described insulation outer tube 37 is 2mm.The material of described connecting filament 25 is memorial alloy.As shown in Figure 6, the angle between fixing sheath pipe 22 and movable sheath pipe 26 is 135 degree.
As shown in Figure 8, bipolar ablation device inner core 4 comprises insulation outer tube 37, positive electrical cartridge 38 and negative electricity cartridge 39, positive electrical cartridge 38 and negative electricity cartridge 39 are fixed on one end of insulation outer tube 37, the other end of insulation outer tube 37 is provided with cathode metal connecting ring 40 and negative pole metal connecting ring 41, in insulation outer tube 37, be provided with positive electrical polar filament 42 and negative electricity polar filament 43, cathode metal connecting ring 40 is connected with positive electrical cartridge 38 by positive electrical polar filament 42, and negative pole metal connecting ring 41 is connected with negative electricity cartridge 39 by negative electricity polar filament 43; Between positive electrical cartridge 38 and negative electricity cartridge 39, be provided with the second insulating barrier 44.Positive electrical cartridge 38 and negative electricity cartridge 39 are symmetrical structure, and their end is hemispherical.
Embodiment 2 of the present utility model: as shown in Figure 1, a kind of medical bipolar ablation device with angle regulating function, comprise " V " font spring handle 1, scalable sheath pipe device 2, sheath pipe connector 3, bipolar ablation device inner core 4 and inner core holder 5, the two ends of " V " font spring handle 1 are fixedly connected with the bottom of inner core holder 5 with sheath pipe connector 3 respectively, are provided with 2 positioning link bars that are arranged symmetrically with 6 between sheath pipe connector 3 and inner core holder 5; One side of sheath pipe connector 3 and scalable sheath pipe device 2 are threaded connection, and opposite side is provided with rubber seal cap 7, and the center of sheath pipe connector 3 is provided with through hole 8; Bipolar ablation device inner core 4 is installed in scalable sheath pipe device 2, and wherein one end through sheath pipe connector 3 and be fixed in inner core holder 5.
As shown in Figure 2, inner core holder 5 comprises housing 9, insulating barrier 10, anodal pitman 11, negative pole pitman 12 and cylindrical locking bar 13, in housing 9, be provided with the first inner core passage 14, the afterbody of housing 9 is provided with anodal pitman 11 and negative pole pitman 12, insulating barrier 10 is arranged between anodal pitman 11 and negative pole pitman 12, anodal pitman 11 be shorter in length than negative pole pitman 12, their tail end is equipped with contact 15; Housing 9 is provided with the hole 16 perpendicular to the first inner core passage 14, and cylindrical locking bar 13 is inserted in hole 16, and the bottom of cylindrical locking bar 13 is provided with the first spring 17, and housing 9 is stretched out at top, and cylindrical locking bar 13 is provided with the through hole 18 that is parallel to the first inner core passage 14.
As shown in Figure 3, described positioning link bar 6 is made up of interior bar 19 and trocar sheath 20, and interior bar 19 is located in trocar sheath 20 and the two is slidably connected; Wherein one end of interior bar 19 is fixed on inner core holder 5, and wherein one end of trocar sheath 20 is fixed on sheath pipe connector 3.
As shown in Figure 4 and Figure 5, scalable sheath pipe device 2 comprises attaching nut 21, fixing sheath pipe 22, angular adjustment button 23, sealing plate 24, connecting filament 25, movable sheath pipe 26 and rubber linking tube 27, one end of fixing sheath pipe 22 is fixedly connected with attaching nut 21, the other end is rotationally connected by rotating shaft 36 and movable sheath pipe 26, and rubber linking tube 27 is socketed in the junction of fixing sheath pipe 22 and movable sheath pipe 26; In fixing sheath pipe 22 and movable sheath pipe 26, be equipped with the second inner core passage 28 and connecting filament passage 29, connecting filament passage 29 be arranged on the second inner core passage 28 under, connecting filament 25 is arranged in connecting filament passage 29, angular adjustment button 23 is socketed on fixing sheath pipe 22, the top of one end that fixing sheath pipe 22 is connected with attaching nut 21 is provided with the hemispherical groove 30 of equidistant layout, in angular adjustment button 23, be provided with spacing ball 31, the top of spacing ball 31 is provided with the second spring 32; The bottom of fixing sheath pipe 22 is also provided with chute 33, and the position of chute 33 is corresponding with the position of hemispherical groove 30; In chute 33, be provided with sealing plate 24, the middle part of chute 33 is provided with through hole 34, the middle part of sealing plate 24 is fixed on angular adjustment button 23, and one end of connecting filament 25 is fixedly connected with sealing plate 24, and the bottom of the other end and movable sheath pipe 26 is rotationally connected by the second rotating shaft 35.Fixing sheath pipe 22 is identical with the diameter of movable sheath pipe 26, and its diameter is 1.5mm; The diameter of described insulation outer tube 37 is 1mm.The material of described connecting filament 25 is memorial alloy.Angle between fixing sheath pipe 22 and movable sheath pipe 26 is 180 degree.
As shown in Figure 8, bipolar ablation device inner core 4 comprises insulation outer tube 37, positive electrical cartridge 38 and negative electricity cartridge 39, positive electrical cartridge 38 and negative electricity cartridge 39 are fixed on one end of insulation outer tube 37, the other end of insulation outer tube 37 is provided with cathode metal connecting ring 40 and negative pole metal connecting ring 41, in insulation outer tube 37, be provided with positive electrical polar filament 42 and negative electricity polar filament 43, cathode metal connecting ring 40 is connected with positive electrical cartridge 38 by positive electrical polar filament 42, and negative pole metal connecting ring 41 is connected with negative electricity cartridge 39 by negative electricity polar filament 43; Between positive electrical cartridge 38 and negative electricity cartridge 39, be provided with the second insulating barrier 44.Positive electrical cartridge 38 and negative electricity cartridge 39 are symmetrical structure, and their end is hemispherical.
Embodiment 3 of the present utility model: as shown in Figure 1, a kind of medical bipolar ablation device with angle regulating function, comprise " V " font spring handle 1, scalable sheath pipe device 2, sheath pipe connector 3, bipolar ablation device inner core 4 and inner core holder 5, the two ends of " V " font spring handle 1 are fixedly connected with the bottom of inner core holder 5 with sheath pipe connector 3 respectively, are provided with 2 positioning link bars that are arranged symmetrically with 6 between sheath pipe connector 3 and inner core holder 5; One side of sheath pipe connector 3 and scalable sheath pipe device 2 are threaded connection, and opposite side is provided with rubber seal cap 7, and the center of sheath pipe connector 3 is provided with through hole 8; Bipolar ablation device inner core 4 is installed in scalable sheath pipe device 2, and wherein one end through sheath pipe connector 3 and be fixed in inner core holder 5.
As shown in Figure 2, inner core holder 5 comprises housing 9, insulating barrier 10, anodal pitman 11, negative pole pitman 12 and cylindrical locking bar 13, in housing 9, be provided with the first inner core passage 14, the afterbody of housing 9 is provided with anodal pitman 11 and negative pole pitman 12, insulating barrier 10 is arranged between anodal pitman 11 and negative pole pitman 12, anodal pitman 11 be shorter in length than negative pole pitman 12, their tail end is equipped with contact 15; Housing 9 is provided with the hole 16 perpendicular to the first inner core passage 14, and cylindrical locking bar 13 is inserted in hole 16, and the bottom of cylindrical locking bar 13 is provided with the first spring 17, and housing 9 is stretched out at top, and cylindrical locking bar 13 is provided with the through hole 18 that is parallel to the first inner core passage 14.
As shown in Figure 3, described positioning link bar 6 is made up of interior bar 19 and trocar sheath 20, and interior bar 19 is located in trocar sheath 20 and the two is slidably connected; Wherein one end of interior bar 19 is fixed on inner core holder 5, and wherein one end of trocar sheath 20 is fixed on sheath pipe connector 3.
As shown in Figure 4, scalable sheath pipe device 2 comprises attaching nut 21, fixing sheath pipe 22, angular adjustment button 23, sealing plate 24, connecting filament 25, movable sheath pipe 26 and rubber linking tube 27, one end of fixing sheath pipe 22 is fixedly connected with attaching nut 21, the other end is rotationally connected by rotating shaft 36 and movable sheath pipe 26, and rubber linking tube 27 is socketed in the junction of fixing sheath pipe 22 and movable sheath pipe 26; In fixing sheath pipe 22 and movable sheath pipe 26, be equipped with the second inner core passage 28 and connecting filament passage 29, connecting filament passage 29 be arranged on the second inner core passage 28 under, connecting filament 25 is arranged in connecting filament passage 29, angular adjustment button 23 is socketed on fixing sheath pipe 22, the top of one end that fixing sheath pipe 22 is connected with attaching nut 21 is provided with the hemispherical groove 30 of equidistant layout, in angular adjustment button 23, be provided with spacing ball 31, the top of spacing ball 31 is provided with the second spring 32; The bottom of fixing sheath pipe 22 is also provided with chute 33, and the position of chute 33 is corresponding with the position of hemispherical groove 30; In chute 33, be provided with sealing plate 24, the middle part of chute 33 is provided with through hole 34, the middle part of sealing plate 24 is fixed on angular adjustment button 23, and one end of connecting filament 25 is fixedly connected with sealing plate 24, and the bottom of the other end and movable sheath pipe 26 is rotationally connected by the second rotating shaft 35.Fixing sheath pipe 22 is identical with the diameter of movable sheath pipe 26, and its diameter is 3mm; The diameter of described insulation outer tube 37 is 2.5mm.The material of described connecting filament 25 is memorial alloy.As shown in Figure 7, the angle between fixing sheath pipe 22 and movable sheath pipe 26 is 90 degree.
As shown in Figure 8, bipolar ablation device inner core 4 comprises insulation outer tube 37, positive electrical cartridge 38 and negative electricity cartridge 39, positive electrical cartridge 38 and negative electricity cartridge 39 are fixed on one end of insulation outer tube 37, the other end of insulation outer tube 37 is provided with cathode metal connecting ring 40 and negative pole metal connecting ring 41, in insulation outer tube 37, be provided with positive electrical polar filament 42 and negative electricity polar filament 43, cathode metal connecting ring 40 is connected with positive electrical cartridge 38 by positive electrical polar filament 42, and negative pole metal connecting ring 41 is connected with negative electricity cartridge 39 by negative electricity polar filament 43; Between positive electrical cartridge 38 and negative electricity cartridge 39, be provided with the second insulating barrier 44.Positive electrical cartridge 38 and negative electricity cartridge 39 are symmetrical structure, and their end is hemispherical.
Operation principle of the present utility model: install, need in use to install, first push away or draw angular adjustment button 23, be 180 degree by movable sheath pipe 26 with the angular adjustment of fixing sheath pipe 22, then bipolar ablation device inner core 4 is inserted from movable sheath pipe 22, then successively through fixing sheath pipe 26, sheath pipe connector 3, rubber seal cap 7, finally insert in the housing 9 of inner core holder 5, now cylindrical locking bar 13 is pressed on earth, now the through hole 18 on cylindrical locking bar 13 mediates, when pinning cylindrical locking bar 13, continue bipolar ablation device inner core to insert inward, until the end of bipolar ablation device inner core 4 props up insulating barrier 10, now the cathode metal connecting ring 40 on bipolar ablation device inner core 4 contacts with the contact 15 on anodal pitman 11, negative pole metal connecting ring 41 contacts with the contact 15 on negative pole pitman, then unclamp cylindrical locking bar 13, under the effect of the first spring 17, rise, and tightly by insulation outer tube 37 be pressed on the inwall of the second inner core passage 28.
In use, only need pinch with hands " V " font spring handle 1, in pinching " V " font spring handle 1, sheath pipe connector 3 is close to inner core holder 5, sheath pipe connector 3 drive activity sheath pipes 26 and fixing sheath pipe 22 move simultaneously, because one end of bipolar ablation device inner core 4 is locked in inner core holder 5, so when movable sheath pipe 26 and fixing sheath pipe 22 move, the other end of bipolar ablation device inner core 4 just exposes, just can melt work, unclamp " V " font spring handle 1, the head of bipolar ablation device inner core 4 just can indentation activity sheath pipe 26 in.
Angular adjustment, in the time of angle between needs adjusting activity sheath pipe 26 and fixing sheath pipe 22, only need to promote angular adjustment button 23, angular adjustment button 23 drives connecting filament 25 to move, and promotion activity sheath pipe 26 rotates around rotating shaft 36, so just realized the adjusting of angle, be provided with the second spring and spacing ball 31 because fixing sheath pipe 22 is provided with in hemispherical groove 30 and angular adjustment button 23, therefore angular adjustment button 23 can firmly be located and can freely do not rotated.
Claims (10)
1. the medical bipolar ablation device with angle regulating function, it is characterized in that: comprise " V " font spring handle (1), scalable sheath pipe device (2), sheath pipe connector (3), bipolar ablation device inner core (4) and inner core holder (5), the two ends of " V " font spring handle (1) are fixedly connected with the bottom of inner core holder (5) with sheath pipe connector (3) respectively, between sheath pipe connector (3) and inner core holder (5), are provided with 2 positioning link bars that are arranged symmetrically with (6); One side of sheath pipe connector (3) and scalable sheath pipe device (2) are threaded connection, and opposite side is provided with rubber seal cap (7), and the center of sheath pipe connector (3) is provided with through hole (8); Bipolar ablation device inner core (4) is installed in scalable sheath pipe device (2), and wherein one end through sheath pipe connector (3) and be fixed in inner core holder (5).
2. a kind of medical bipolar ablation device with angle regulating function according to claim 1, it is characterized in that: inner core holder (5) comprises housing (9), insulating barrier (10), anodal pitman (11), negative pole pitman (12) and cylindrical locking bar (13), in housing (9), be provided with the first inner core passage (14), the afterbody of housing (9) is provided with anodal pitman (11) and negative pole pitman (12), insulating barrier (10) is arranged between anodal pitman (11) and negative pole pitman (12), anodal pitman (11) be shorter in length than negative pole pitman (12), their tail end is equipped with contact (15), housing (9) is provided with the hole (16) perpendicular to the first inner core passage (14), cylindrical locking bar (13) is inserted in hole (16), the bottom of cylindrical locking bar (13) is provided with the first spring (17), housing (9) is stretched out at top, and cylindrical locking bar (13) is provided with the through hole (18) that is parallel to the first inner core passage (14).
3. a kind of medical bipolar ablation device with angle regulating function according to claim 1 and 2, it is characterized in that: described positioning link bar (6) is made up of interior bar (19) and trocar sheath (20), interior bar (19) is located in trocar sheath (20) and the two is slidably connected; It is upper that wherein one end of interior bar (19) is fixed on inner core holder (5), and wherein one end of trocar sheath (20) is fixed on sheath pipe connector (3).
4. a kind of medical bipolar ablation device with angle regulating function according to claim 3, it is characterized in that: scalable sheath pipe device (2) comprises attaching nut (21), fixing sheath pipe (22), angular adjustment button (23), sealing plate (24), connecting filament (25), movable sheath pipe (26) and rubber linking tube (27), one end of fixing sheath pipe (22) is fixedly connected with attaching nut (21), the other end is rotationally connected by rotating shaft (36) and movable sheath pipe (26), rubber linking tube (27) is socketed in the junction of fixing sheath pipe (22) and movable sheath pipe (26), in fixing sheath pipe (22) and movable sheath pipe (26), be equipped with the second inner core passage (28) and connecting filament passage (29), connecting filament passage (29) be arranged on the second inner core passage (28) under, connecting filament (25) is arranged in connecting filament passage (29), angular adjustment button (23) is socketed on fixing sheath pipe (22), the top of one end that fixing sheath pipe (22) is connected with attaching nut (21) is provided with the hemispherical groove (30) of equidistant layout, in angular adjustment button (23), be provided with spacing ball (31), the top of spacing ball (31) is provided with the second spring (32), the bottom of fixing sheath pipe (22) is also provided with chute (33), and the position of chute (33) is corresponding with the position of hemispherical groove (30), in chute (33), be provided with sealing plate (24), the middle part of chute (33) is provided with through hole (34), the middle part of sealing plate (24) is fixed on angular adjustment button (23), one end of connecting filament (25) is fixedly connected with sealing plate (24), and the bottom of the other end and movable sheath pipe (26) is rotationally connected by the second rotating shaft (35).
5. a kind of medical bipolar ablation device with angle regulating function according to claim 3, it is characterized in that: bipolar ablation device inner core (4) comprises insulation outer tube (37), positive electrical cartridge (38) and negative electricity cartridge (39), positive electrical cartridge (38) and negative electricity cartridge (39) are fixed on one end of insulation outer tube (37), the other end of insulation outer tube (37) is provided with cathode metal connecting ring (40) and negative pole metal connecting ring (41), in insulation outer tube (37), be provided with positive electrical polar filament (42) and negative electricity polar filament (43), cathode metal connecting ring (40) is connected with positive electrical cartridge (38) by positive electrical polar filament (42), negative pole metal connecting ring (41) is connected with negative electricity cartridge (39) by negative electricity polar filament (43), between positive electrical cartridge (38) and negative electricity cartridge (39), be provided with the second insulating barrier (44).
6. a kind of medical bipolar ablation device with angle regulating function according to claim 5, is characterized in that: fixing sheath pipe (22) is identical with the diameter of movable sheath pipe (26), and its diameter is 1.5mm～3mm; The diameter of described insulation outer tube (37) is 1mm～2.5mm.
7. a kind of medical bipolar ablation device with angle regulating function according to claim 6, is characterized in that: fixing sheath pipe (22) is identical with the diameter of movable sheath pipe (26), and its diameter is 2.5mm; The diameter of described insulation outer tube (37) is 2mm.
8. a kind of medical bipolar ablation device with angle regulating function according to claim 5, is characterized in that: positive electrical cartridge (38) and negative electricity cartridge (39) are symmetrical structure, and their end is hemispherical.
9. a kind of medical bipolar ablation device with angle regulating function according to claim 4, is characterized in that: the material of described connecting filament (25) is memorial alloy.
10. a kind of medical bipolar ablation device with angle regulating function according to claim 5, is characterized in that: the angle between fixing sheath pipe (22) and movable sheath pipe (26) is 90 degree～180 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420276599.7U CN203841786U (en) | 2014-05-28 | 2014-05-28 | Medical double-pole ablation device with angle adjusting function |
Applications Claiming Priority (1)
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| CN201420276599.7U CN203841786U (en) | 2014-05-28 | 2014-05-28 | Medical double-pole ablation device with angle adjusting function |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104013465A (en) * | 2014-05-28 | 2014-09-03 | 雷东 | Medical bipolar ablation device with angle adjusting function |
| CN116889447A (en) * | 2023-09-07 | 2023-10-17 | 北京东鸿致远医疗科技有限公司 | Grinding power device with angle locking function |
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2014
- 2014-05-28 CN CN201420276599.7U patent/CN203841786U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104013465A (en) * | 2014-05-28 | 2014-09-03 | 雷东 | Medical bipolar ablation device with angle adjusting function |
| CN104013465B (en) * | 2014-05-28 | 2017-01-11 | 雷东 | Medical bipolar ablation device with angle adjusting function |
| CN116889447A (en) * | 2023-09-07 | 2023-10-17 | 北京东鸿致远医疗科技有限公司 | Grinding power device with angle locking function |
| CN116889447B (en) * | 2023-09-07 | 2023-12-15 | 北京东鸿致远医疗科技有限公司 | Grinding power device with angle locking function |
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