CN204797989U - High frequency electric surgery surgical instruments - Google Patents
High frequency electric surgery surgical instruments Download PDFInfo
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- CN204797989U CN204797989U CN201520417395.5U CN201520417395U CN204797989U CN 204797989 U CN204797989 U CN 204797989U CN 201520417395 U CN201520417395 U CN 201520417395U CN 204797989 U CN204797989 U CN 204797989U
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Abstract
The utility model provides a high frequency electric surgery surgical instruments, include: handheld part, handheld part includes the trigger unit, the trigger unit includes centre gripping trigger and push -type broach trigger, is used for producing the drive respectively, the connecting rod, the connecting rod is followed handheld part extends to the distal end, clamping device sets up the distal end of connecting rod for the centre gripping tissue, still include: safeties, safeties sets up in the handheld part, with the trigger unit is connected, is suitable for the basis the position control of centre gripping trigger the push -type broach trigger. Through safeties has avoided at the operation in -process, and is closed before completely at the tongs, because the push -type broach trigger is pulled in user's maloperation, the mistake of appearance cuts, bad phenomenon such as cut more. Guaranteed after the complete closure of tongs from the apparatus is structural that the user just can pull the push -type broach trigger and accomplish the cutting action, guaranteed the security and the validity of operation.
Description
Technical field
The present invention relates to surgical operating instrument field, particularly, relate to a kind of high frequency electrosurgical operating theater instruments.
Background technology
High frequency electrosurgical operating theater instruments is for electric coagulation hemostasis in operation process and/or the surgical operating instrument that cuts and organizes, generally applies clinically.At present, high frequency electrosurgical operating theater instruments not only can be used for open surgery, also can use in the endoscope-assistant surgeries such as peritoneoscope.High frequency electrosurgical operating theater instruments generally includes gun-type and jaw type two kinds of structures, and wherein the high frequency electrosurgical operating theater instruments of gun type of gas burner generally includes clamp, the handle with electrode.Described high frequency electrosurgical operating theater instruments is connected with high frequency generator and foot switch etc. further by connection wire.Export high frequency electric by high frequency generator, electric current provides high-frequency electrical energy by the electrode be separately positioned on two clamps to body tissue, the tissue dewatering between two electrodes is solidified, thus reaches the object of electric coagulation hemostasis.
In use, cutting action just can must carry out after closed rear protein denaturation completes.User operation cocking before if apparatus is closed, the bad phenomenon such as easy appearance is cut by mistake, cut more, add operating time, cause more misery to patient, are difficult to the safety and the effectiveness that ensure operation.
In addition, gun type of gas burner high frequency electrosurgical operating theater instruments of the prior art, the structure that inner push-rod, inner sleeve and trocar sheath are superimposed is adopted as in gun barrel, because in gun barrel, space is less, in gun barrel, the size design of part is restricted, cause the intensity of part to reduce, the service life of apparatus declines.Due to the restriction in space, the Seal Design between part is more difficult, also can cause the risk of gas leakage, causes puzzlement when endoscope-assistant surgery.
Summary of the invention
Problem to be solved by this invention is gun-type high frequency electrosurgical operating theater instruments of the prior art, in order to there is bad phenomenon such as cutting, cut by mistake more, and adopt the superimposed structure of inner push-rod, inner sleeve and trocar sheath due to gun barrel, cause narrow space in gun barrel, in gun barrel, accessory size design is restricted, thus causing part strength to reduce, the instrumentation life-span declines.
In order to solve the problem, a kind of high frequency electrosurgical operating theater instruments, comprising: handheld component, and described handheld component comprises triggering unit, and described triggering unit comprises clamping trigger and push broach trigger, is respectively used to produce drive; Connecting rod, described connecting rod distally extends from described handheld component; Clamping device, is arranged on the far-end of described connecting rod, for grasping tissue; Also comprise: safety, described safety are arranged in described handheld component, are connected with described triggering unit, are suitable for push broach trigger according to the position control of described clamping trigger.
Preferably, described safety comprise insurance catch and safety dog flat spring.
Preferably, described insurance catch matches with described clamping trigger and described push broach trigger respectively, is suitable for the motion being driven described insurance catch by the motion of described clamping trigger, to carry out locking and/or release to described push broach trigger.
Preferably, described insurance catch is provided with connecting device, and described insurance catch can be moved along with the motion of described clamping trigger.
Preferably, one end of described safety dog flat spring is connected with described insurance catch, and the other end is resisted against on the inwall of described handheld component.
Preferably, described push broach trigger is provided with the groove coordinated with described insurance catch.
Preferably, described connecting rod comprises: trocar sheath, and the near-end of described trocar sheath is connected with the far-end of described handheld component, and the far-end of described trocar sheath is connected with described clamping device; Pull bar, described pull bar is arranged in described trocar sheath, drives described pull bar to move thus control the opening and closing of described clamping device further by described triggering unit; Push broach bar, described push broach bar and described pull bar are arranged side by side, and the far-end of described push broach bar is provided with cutter.
Preferably, described pull bar is platy structure.
Preferably, described clamping trigger is connected with described pull bar, is suitable for driving described pull bar to move reciprocatingly; Described push broach trigger is connected with described push broach bar, is suitable for driving described push broach bar to move reciprocatingly.
Preferably, described handheld component comprises rotatable parts, and described rotatable parts are connected with the near-end of described connecting rod, is suitable for driving described connecting rod to rotate.
Technique scheme of the present invention has the following advantages compared to existing technology:
1. the invention provides a kind of high frequency electrosurgical operating theater instruments, comprising: handheld component, described handheld component comprises triggering unit, and described triggering unit comprises clamping trigger and push broach trigger, is respectively used to produce drive; Connecting rod, described connecting rod distally extends from described handheld component; Clamping device, is arranged on the far-end of described connecting rod, for grasping tissue; Also comprise: safety, described safety are arranged in described handheld component, are connected with described triggering unit, are suitable for push broach trigger according to the position control of described clamping trigger.By described safety, avoid in operation process, gripping mechanism closed completely before, because push broach trigger is pulled in user maloperation, by mistake the cutting of appearance, the bad phenomenon such as to cut more.Ensure that user can be pulled push broach trigger and complete cutting action, ensure that safety and the effectiveness of operation after gripping mechanism is completely closed from apparatus structure.
2. high frequency electrosurgical operating theater instruments of the present invention, described connecting rod comprises: trocar sheath, and the near-end of described trocar sheath is connected with the far-end of described handheld component, and the far-end of described trocar sheath is connected with described clamping device; Pull bar, described pull bar is arranged in described trocar sheath, is platy structure, drives described pull bar to move thus control the opening and closing of described clamping device further by described triggering unit; Push broach bar, described push broach bar and described pull bar are arranged side by side, and the far-end of described push broach bar is provided with cutter.Because pull bar have employed platy structure, be preferably sheet metal structural, instead of sleeve structure of the prior art, meanwhile, described push broach bar and described pull bar are disposed side by side in described trocar sheath, thus save the space of gun barrel inside; Because pull bar have employed sheet metal structural, its part strength obtains reinforcement, thus improves the service life of the parts such as pull bar, reduces the fault rate of Electrosurgical instrument.
3. high frequency electrosurgical operating theater instruments of the present invention, described pull bar and push broach bar are arranged side by side, because described pull bar is platy structure, described push broach bar is round bar structure, making between described pull bar and described push broach bar is linear contact, and compared with the Electrosurgical instrument of sleeve structure of the prior art, the frictional force between pull bar and push broach bar greatly reduces, make operation technique more laborsaving, alleviate the burden of doctor.
4. high frequency electrosurgical operating theater instruments of the present invention, at least one sealing ring is had in the appearance surface cover of described pull bar and described push broach bar, make described pull bar and can well be sealed between described push broach bar and described trocar sheath, because described pull bar have employed platy structure, described push broach bar and described pull bar are arranged side by side, make can overlap on described pull bar and described push broach bar have multiple sealing ring, thus further enhancing the sealing effectiveness of gun barrel, greatly reduce in endoscope-assistant surgery process, due to the risk of the gas leakage that apparatus causes.
5. high frequency electrosurgical operating theater instruments of the present invention, is provided with card line apparatus at the far-end of described pull bar, and described card line apparatus is suitable for guiding and/or fixing cord.Owing to being provided with card line apparatus, the wire be arranged in connecting rod and clamping device may be had an impact when avoiding the push broach of push broach bar, thus ensure that the stability of instrumentation, preferably, described card line apparatus is arranged on opposite side relative with described push broach bar on pull bar, thus substantially can eliminate the impact of push broach pole pair apparatus inside conductor in push broach process.
6. high frequency electrosurgical operating theater instruments of the present invention, described handheld component comprises rotatable parts, and described rotatable parts are connected with the near-end of described connecting rod, is suitable for driving described connecting rod to rotate.Be provided with moving block in described rotatable parts, described moving block is detachably fixedly connected with described pull bar and/or described push broach bar, is suitable for driving described pull bar and/or described push broach bar to rotate with the rotation of described rotatable parts.Owing to being provided with moving block in rotatable parts, avoid when rotating described rotatable parts, the far-end of pull bar and/or push broach bar and the problem of near-end unbalance stress is caused because trocar sheath rotarily drives clamping device rotation, the far-end of described pull bar and/or push broach bar and near-end all can be rotated along with the rotation of described rotatable parts simultaneously, thus the risk avoided because pull bar and/or push broach bar unbalance stress cause it easily to lose and problem.
7. high frequency electrosurgical operating theater instruments of the present invention, described pull bar drives coupling assembling to be connected with clamping trigger by pull bar, and described push broach bar drives coupling assembling to be connected with described push broach trigger by push broach bar, can ensure the stable transfer of driving force.In addition, drive on coupling assembling at described pull bar and be also provided with clamp springs, when needs clamp thicker is organized, can provide and ensure suitable chucking power.
8. high frequency electrosurgical operating theater instruments of the present invention, Stability Analysis of Structures, technological feasibility is high, reduces the cost of operating theater instruments and the cost of operation, alleviates the burden of patient.The sleeve structure of apparatus can reach the not readily accessible position of other apparatuses easily, makes whole operation process more convenient.
Accompanying drawing explanation
In order to make content of the present invention be more likely to be clearly understood, below according to a particular embodiment of the invention and by reference to the accompanying drawings, the present invention is further detailed explanation, wherein:
Fig. 1 is the schematic diagram of high frequency electrosurgical operating theater instruments of the present invention;
Fig. 2 is the explosive view of high frequency electrosurgical operating theater instruments of the present invention;
Fig. 3 A, Fig. 3 B are the schematic diagrams of the insurance catch of safety of the present invention;
Fig. 4 is the sectional view of high frequency electrosurgical operating theater instruments of the present invention;
Fig. 5 is the schematic diagram of push broach trigger of the present invention;
Fig. 6 is the schematic diagram of the sealing ring of high frequency electrosurgical operating theater instruments of the present invention;
Fig. 7 is the schematic diagram of the rotary apparatus of the push broach bar driving coupling assembling of high frequency electrosurgical operating theater instruments of the present invention;
Fig. 8 is the schematic diagram of the receiving system of the push broach bar driving coupling assembling of high frequency electrosurgical operating theater instruments of the present invention;
Fig. 9 is the schematic diagram of the clamping trigger attachment of high frequency electrosurgical operating theater instruments of the present invention;
Figure 10 is the schematic diagram of the moving block of the rotatable parts of high frequency electrosurgical operating theater instruments of the present invention.
Description of reference numerals
1-handheld component, 11-handpiece body, 12-rotatable parts, 12a, 12b-rotates half parts, 120-moving block, 1201-pin, 1202-circular port, 1203-rectangular opening, 13-triggering unit, 130-clamps trigger, 1301-pin, 131-push broach trigger, 1311-pin, 1312-push broach spring, 1313-groove, 132-clamps trigger lock, 140-rotary apparatus, 1401-first rotary part, 1402-second rotary part, 1403-rectangular opening, 1404-circular hole, 1405-boss, 1406-screens groove, 141-receiving system, 1410-receiving-member, 1411-stop bit parts, 1412-receives groove, 1413-spigot surface, 1414-draw-in groove, 1415a-d-drive pin, 143-screens block, 150-pull bar connector, 1501-pin, 151-clamps trigger attachment, 1510-connector body, 1511-clamp springs, 1512a, 1512b-spring fitting device, 1513-passage, 1514-receives groove, 2-connecting rod, 21-trocar sheath, 210-steady pin, 211a, 211b-locating piece, 22-pull bar, 220-connecting pin, 221-connecting hole, 223-card line apparatus, 23-push broach bar, 230-retaining groove, 24-cutter, 250-rectangular opening, 251-circular port, 25a-c-sealing ring, 3-clamping device, the upper clamp of 31-, clamp under 32-, 310, 320-link slot, 4-safety, 41-insures catch, 410-first linking arm, 411-hole, 412-second linking arm, 42-safety dog flat spring.
Detailed description of the invention
Describe the embodiment of high frequency electrosurgical operating theater instruments of the present invention below with reference to accompanying drawings in detail.Term used herein " far-end " refers to part from the apparatus away from user (doctor) or parts, and term " near-end " refers to from the part close to user (doctor) or parts; Term " long axis direction " refers to apparatus connecting rod along the direction compared with major axis.Should be understood that, detailed description of the invention described herein, only for instruction and explanation of the present invention, is not limited to the present invention.
As the preferred embodiment of the present invention, as shown in Figure 1, a kind of high frequency electrosurgical operating theater instruments, comprise handheld component 1, connecting rod 2 and clamping device 3, wherein said handheld component 1 comprises triggering unit 13 further, described triggering unit 13 comprises clamping trigger 130 and push broach trigger 131, is respectively used to produce drive; Described connecting rod 2 distally extends from described handheld component 1; Described clamping device 3 is arranged on the far-end of described connecting rod 2, for grasping tissue.Described high frequency electrosurgical operating theater instruments also comprises safety 4 (not shown), described safety 4 are arranged in described handheld component 1, be connected with described triggering unit 13, be suitable for push broach trigger 131 according to the position control of described clamping trigger 130.
Particularly, as shown in Figure 2, described connecting rod 2 comprises trocar sheath 21 and pull bar 22, and the near-end of described trocar sheath 21 is connected with the far-end of described handheld component 1, and the far-end of described trocar sheath 21 is connected with described clamping device 3; Described pull bar 22 is platy structure, and preferably, described pull bar is sheet metal structural; The near-end of described pull bar 22 is connected with the far-end of described handheld component 1, the far-end of described pull bar 22 is connected with described clamping device 3 is movable, control the long axis motion of described pull bar 22 along described connecting rod 2 by described triggering unit 13, thus control the opening and closing of described clamping device 3 further.
Described clamping device 3 comprises clamp 31 and lower clamp 32, clamp 31 and described lower clamp 32 are respectively equipped with link slot 310,320 on described, and penetrated by connecting pin 220 be arranged on described pull bar 22 far-end connecting hole 221 in, thus to be connected with the far-end of described pull bar 22.Described trocar sheath 21 is socketed on described pull bar 22, is fixedly connected with described clamping device 3 by steady pin 210.
As shown in Figure 2, described connecting rod 2 comprises push broach bar 23 further, and described push broach bar 23 is arranged in described trocar sheath 21, and preferably, described push broach bar 23 is arranged side by side with described pull bar 22.The far-end of described push broach bar 23 is provided with cutter 24, is suitable for cutting and organizing.Further, on described pull bar 22 and described push broach bar 23, cover has at least one sealing ring 25, preferably, on described pull bar 22 and described push broach bar 23, cover has 3 sealing rings 25a, 25b, 25c, described pull bar 22 and described push broach bar 23 are laterally fixed in described trocar sheath 21 by described sealing ring 25a-c mono-aspect, on the other hand, serve the effect of sealing, thus the risk of leaking gas under avoiding endoscope-assistant surgery.Particularly, described pull bar 22 is provided with the groove that to match with described sealing ring 25, thus the position of described sealing ring 25 is fixed.Described sealing ring 25 as shown in Figure 6, described sealing ring 25 is provided with rectangular opening 50, is suitable for holding described pull bar 22 and passes through, the side of described rectangular opening is provided with circular port 251, is suitable for holding described push broach bar 23 and passes through.In addition, described sealing ring 25 is also provided with the hole being suitable for wire and passing through.It it should be noted that the shape of described rectangular opening 250 and described circular port 251 is not limited to rectangle and circle shape, as long as can match with the cross sectional shape of corresponding pull bar 22 and push broach bar 23.
As alternative embodiment, on the basis of above-mentioned embodiment, as shown in Figure 2, further, the far-end of described pull bar 22 is provided with card line apparatus 223, is suitable for the wire (not shown) in guiding and/or fixing high frequency electrosurgical operating theater instruments.Described card line apparatus 223 is arranged on the opposite side relative to described push broach bar 23 on described pull bar 22, thus avoids in instrumentation process, to have an impact and wear and tear due to the back and forth movement repeatedly of push broach bar 23 to wire.
Further, as Figure 1-Figure 4, described handheld component 1 comprises handheld component body 11, rotatable parts 12 and triggering unit 13, and described rotatable parts 12 rotate half parts 12a, 12b by two and form; Described triggering unit 13 comprises clamping trigger 130 and push broach trigger 131.Described clamping trigger 130 is suitable for controlling described pull bar 22 and moves reciprocatingly thus the closure or openness controlling described clamping device 3 further, and described push broach trigger 131 is suitable for controlling the reciprocating motion of described push broach bar 23 thus drives described cutter 24 to advance or rollback.Described rotatable parts 12 are socketed on described connecting rod 2, are suitable for driving described connecting rod 2 to rotate by rotating described rotatable parts 12, thus in operation, doctor can regulate the angle of described clamping device 3 as required.
As shown in figures 2 or 4, described safety 4 comprise insurance catch and safety dog flat spring.Described insurance catch matches with described clamping trigger 130 and described push broach trigger 131 respectively, is suitable for the motion being driven described insurance catch by the motion of described clamping trigger 130, to carry out locking and release to described push broach trigger 131.Particularly, described insurance catch is provided with connecting device, described insurance catch can be moved along with the motion of described clamping trigger.
An embodiment of described insurance catch as shown in Figure 3A, described insurance catch 41 arranges porose 411, is suitable for holding described clamping trigger 130.The first linking arm 410 and the second linking arm 412 is also provided with at the two ends of described insurance catch 41.With reference to figure 2-Fig. 4, one end of described safety dog flat spring 42 is connected with described first linking arm 410, and the other end is resisted against on the inwall of described handheld component 11.
Another embodiment of described insurance catch as shown in Figure 3 B, described insurance catch 51 is provided with and connects catch 52, offset with the near-end side of described clamping trigger 130.The first linking arm 510 and the second linking arm 512 is provided with equally at the two ends of described insurance catch 51.
As shown in Figure 5, described push broach trigger 131 is provided with the groove 1313 coordinated with described insurance catch 41.Described groove 1313 on described push broach trigger 131 matches with the second linking arm 412 of described insurance catch 41.Particularly, before pulling described clamping trigger 130, described gripping mechanism 3 is in open configuration, described second linking arm 412 of described insurance catch 41 inserts in the described groove 1313 of described push broach trigger 131, and offset with the inwall of described groove 1313, described push broach trigger 131 cannot be pivoted owing to being subject to the effect of described second linking arm 412, namely cannot drive described push broach bar and drive described cutter 24 to cut and organize further.After pulling described clamping trigger 130, described insurance catch 41 proximally moves along with the motion of described clamping trigger 130, and meanwhile, described second linking arm 412 of described insurance catch 41 exits gradually in the described groove 1313 of described push broach trigger 131; When described clamping device 3 closes completely, described second linking arm 412 of described insurance catch 41 exits completely in the described groove 1313 of described push broach trigger 131, now described push broach trigger 131 can be pulled and realize the cutting to tissue.When decontroling described clamping trigger 130, due to the effect of described safety dog flat spring 42, promote described insurance catch 41 distally move and make described second linking arm 412 of described insurance catch 41 return back to rapidly in the described groove 1313 of described push broach trigger 131, thus described push broach trigger 131 is locked, realize the function of insurance.
As alternative embodiment, further, as shown in Figure 2, described push broach bar 23 drives coupling assembling to be connected with described push broach trigger 131 by push broach bar.Described push broach trigger 131 is fixed on described handpiece body 11 by pin 1311 and push broach spring 1312, and described push broach trigger 131 can with pin 1311 for axle rotates.Described push broach bar drives coupling assembling to comprise rotary apparatus 140 and receiving system 141.Particularly, as shown in Figure 7, described rotary apparatus 140 comprises the first rotary part 1401, second rotary part 1402.Described first rotary part 1401 is provided with rectangular opening 1403, and described rectangular opening 1403 is through hole, is suitable for holding described pull bar 22 through described rotary apparatus 140.Also be provided with circular hole 1404 in the side of described rectangular opening 1403, described circular hole 1404 is blind hole, is suitable for holding and limits the close end of described push broach bar 23.It it should be noted that the cross sectional shape of described rectangular opening 1403 and described circular hole 1404 is not limited to rectangle and circle shape, as long as can match with the cross sectional shape of corresponding pull bar 22 and push broach bar 23.Preferably, the diameter of described first rotary part 1401 is greater than the diameter of described second rotary part 1402.Further, relative with described first rotary part 1401 on described second rotary part 1402 side is provided with boss 1405.
In addition, retaining groove 230 is provided with at the near-end of described push broach bar 23.Accordingly, screens groove 1406 is provided with in the side of described first rotary part 1401 of described rotary apparatus 140.Described push broach bar drives coupling assembling 14 also to comprise screens block 143 further, as shown in Figure 2, also be connected on the described retaining groove 230 of described push broach bar 23 further by the screens groove 1406 described screens block 143 inserted on described first rotary part 1401, described push broach bar 23 be more firmly fixedly connected on described push broach bar and drive on coupling assembling 14.
Correspondingly, described receiving system 141 comprises receiving-member 1410 and stop bit parts 1411, and as shown in Figure 8, described receiving-member 1410 is provided with and receives groove 1412, described reception groove 1412 is suitable for the second rotary part 1402 holding described rotary apparatus 140.Preferably, the both sides of described reception groove 1412 are provided with spigot surface 1413, are suitable in installation process, guide described second rotary part 1402 to enter described reception groove 1412.Preferably, described receiving-member 1410 is also provided with draw-in groove 1414, described draw-in groove 1414 matches with the boss 1405 on described second rotary part 1402, is stuck between described reception groove 1412 and described stop bit parts 1411 by described boss 1405.Also be provided with rectangular opening (not shown) at described stop bit parts 1411, be suitable for holding described pull bar 22 and pass.When described rotary apparatus 140 installing card is connected in described receiving system 141, the described rectangular opening 1403 on described rotary apparatus 140 overlaps with the described rectangular opening on described receiving system 141.Be respectively equipped with drive pin 1415a and drive pin 1415b in the both sides of described receiving system 141, be connected with described push broach trigger 131.When pulling described push broach trigger 131, driving described drive pin 1415a and described drive pin 1415b by push broach trigger 131 thus driving described push broach bar 23 to move reciprocatingly.Do you in order to increase the stability of transmission and increase the intensity of drive member, preferably, be respectively equipped with two drive pin 1415a-d, as Fig. 2 and Fig. 8 in the both sides of described receiving system 141? shown in.When pulling push broach trigger 23, push broach trigger can not only drive drive pin 1415a, 1415b distally to move, drive pin 1415c, 1415d can also be promoted distally move simultaneously, thus further increase the thrust to push broach bar, and further increase the cutting force cut and organized.
As alternative embodiment, further, as shown in Figure 2, described pull bar 22 drives coupling assembling to be connected with described clamping trigger 130 by pull bar.Described clamping trigger 130 is fixed on described handpiece body 11 by pin 1301, can rotate around described pin 1301.
Described pull bar drives coupling assembling to comprise pull bar connector 150 and clamping trigger attachment 151, and as shown in Figure 2 and Figure 9, described pull bar 22 is fixedly connected on described pull bar connector 150 by pin 1501.Described clamping trigger attachment 151, as shown in Figure 2, comprises connector body 1510, clamp springs 1511 and spring fitting device 1512a, 1512b.Described connector body 1510 is provided with passage 1513, and the part being suitable for holding described clamping trigger 130 is passed through.In addition, the far-end of described connector body 1510 is provided with the pull bar connector that can hold described pull bar connector 150 and receives groove 1514, such that described pull bar connector 150 is dismountable to be fixed on described connection body 1510.Described spring fitting device 1512 and described clamp springs 1511 are all socketed on described connector body 1510.When pulling described clamping trigger 130, under the driving of described clamping trigger 130, described clamping trigger attachment 151 proximally moves along major axis, and drives described pull bar connector 150 and described pull bar 22 proximally to move along major axis, and drives the closed of described clamping device 3 further.Similarly, when described clamping trigger 130 is resetted, under the driving of described clamping trigger 130, described clamping trigger attachment 151 is along long axial distal movement, and drive described pull bar connector 150 and described pull bar 22 along long axial distal movement, and drive opening of described clamping device 3 further, thus achieve the opening and closing being controlled described clamping device 3 by clamping trigger 130.
As alternative embodiment, further, described handpiece body 11 is also provided with clamping trigger lock 132, as shown in Figure 2, when pulling described clamping trigger 130 with grasping tissue, described clamping trigger 130 locks by described clamping trigger lock 132, and by continuing to pull described clamping trigger 130, described clamping trigger 130 can discharge by described clamping trigger lock 132.
As alternative embodiment, on the basis of above-mentioned embodiment, further, locating piece 211a is also provided with, 211b at the near-end of described trocar sheath, as shown in Figure 2.Described locating piece 211a, 211b are fixed in described rotatable parts 12, and are removably fixedly connected with described rotatable parts 12 by described trocar sheath 21.
As alternative embodiment, on the basis of above-mentioned embodiment, further, moving block 120 is provided with in described rotatable parts 12, as shown in figs. 2 and 10, described moving block 120 is detachably fixedly connected with described pull bar 22 and/or described push broach bar 23, is suitable for driving described pull bar 22 and/or described push broach bar 23 to rotate with the rotation of described rotatable parts 12.Particularly, as shown in Figure 10, described moving block 120 comprises pin 1201, is suitable for being fixed in the shell of described rotatable parts 12.Described moving block 120 is provided with rectangular channel 1203, is suitable for holding described pull bar 22 and passes through, the side of described rectangular channel is provided with circular trough 1202, be suitable for holding described push broach bar 23 and pass through.In addition, described moving block 120 is also provided with the hole being suitable for wire and passing through.It it should be noted that the shape of described rectangular channel 1203 and described circular trough 1202 is not limited to rectangle and circle shape, as long as can match with the cross sectional shape of corresponding pull bar 22 and push broach bar 23.
Obviously, above-mentioned embodiment is only for clearly example being described, and the restriction not to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.And thus the apparent change of extending out or variation be still among the protection domain of the invention.
Claims (10)
1. a high frequency electrosurgical operating theater instruments, comprising: handheld component, and described handheld component comprises triggering unit, and described triggering unit comprises clamping trigger and push broach trigger, is respectively used to produce drive; Connecting rod, described connecting rod distally extends from described handheld component; Clamping device, is arranged on the far-end of described connecting rod, for grasping tissue; It is characterized in that, also comprise: safety, described safety are arranged in described handheld component, are connected with described triggering unit, are suitable for push broach trigger according to the position control of described clamping trigger.
2. high frequency electrosurgical operating theater instruments according to claim 1, is characterized in that, described safety comprise insurance catch and safety dog flat spring.
3. high frequency electrosurgical operating theater instruments according to claim 1, it is characterized in that, described insurance catch matches with described clamping trigger and described push broach trigger respectively, be suitable for the motion being driven described insurance catch by the motion of described clamping trigger, to carry out locking and/or release to described push broach trigger.
4. high frequency electrosurgical operating theater instruments according to claim 2, is characterized in that, described insurance catch is provided with connecting device, and described insurance catch can be moved along with the motion of described clamping trigger.
5. high frequency electrosurgical operating theater instruments according to claim 2, is characterized in that, one end of described safety dog flat spring is connected with described insurance catch, and the other end is resisted against on the inwall of described handheld component.
6. high frequency electrosurgical operating theater instruments according to claim 3, is characterized in that, described push broach trigger is provided with the groove coordinated with described insurance catch.
7., according to the arbitrary described high frequency electrosurgical operating theater instruments of claim 1-6, it is characterized in that, described connecting rod comprises: trocar sheath, and the near-end of described trocar sheath is connected with the far-end of described handheld component, and the far-end of described trocar sheath is connected with described clamping device; Pull bar, described pull bar is arranged in described trocar sheath, drives described pull bar to move thus control the opening and closing of described clamping device further by described triggering unit; Push broach bar, described push broach bar and described pull bar are arranged side by side, and the far-end of described push broach bar is provided with cutter.
8. high frequency electrosurgical operating theater instruments according to claim 7, is characterized in that, described pull bar is platy structure.
9. high frequency electrosurgical operating theater instruments according to claim 7, is characterized in that, described clamping trigger is connected with described pull bar, is suitable for driving described pull bar to move reciprocatingly; Described push broach trigger is connected with described push broach bar, is suitable for driving described push broach bar to move reciprocatingly.
10. high frequency electrosurgical operating theater instruments according to claim 7, is characterized in that, described handheld component comprises rotatable parts, and described rotatable parts are connected with the near-end of described connecting rod, is suitable for driving described connecting rod to rotate.
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| CN201520417395.5U CN204797989U (en) | 2015-06-11 | 2015-06-11 | High frequency electric surgery surgical instruments |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106264713A (en) * | 2015-06-11 | 2017-01-04 | 瑞奇外科器械(中国)有限公司 | High frequency electrosurgical operating theater instruments |
| CN106932220A (en) * | 2015-12-29 | 2017-07-07 | 中核四○四有限公司 | A kind of sword formula manipulator of remote disassembling |
| CN109152601A (en) * | 2016-05-18 | 2019-01-04 | 奥林匹斯冬季和Ibe有限公司 | Surgical operating instrument, especially Electrosurgical instrument |
-
2015
- 2015-06-11 CN CN201520417395.5U patent/CN204797989U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106264713A (en) * | 2015-06-11 | 2017-01-04 | 瑞奇外科器械(中国)有限公司 | High frequency electrosurgical operating theater instruments |
| CN106264713B (en) * | 2015-06-11 | 2018-12-11 | 天津瑞奇外科器械股份有限公司 | High frequency electrosurgical surgical instrument |
| CN106932220A (en) * | 2015-12-29 | 2017-07-07 | 中核四○四有限公司 | A kind of sword formula manipulator of remote disassembling |
| CN109152601A (en) * | 2016-05-18 | 2019-01-04 | 奥林匹斯冬季和Ibe有限公司 | Surgical operating instrument, especially Electrosurgical instrument |
| CN109152601B (en) * | 2016-05-18 | 2022-10-14 | 奥林匹斯冬季和Ibe有限公司 | Surgical instrument and use thereof with FRAM storage device |
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Address after: 300457 Tianjin economic and Technological Development Zone, Fourth Street, No. 5, block B, floor 4 Patentee after: Tianjin Ricky surgical instruments Limited by Share Ltd Address before: 300457 Tianjin economic and Technological Development Zone, Fourth Street, No. 5, block B, floor 4 Patentee before: Reach Surgical Instrument (China) Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |