CN203524738U - Surgical traction pincers - Google Patents
Surgical traction pincers Download PDFInfo
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- CN203524738U CN203524738U CN201320659574.0U CN201320659574U CN203524738U CN 203524738 U CN203524738 U CN 203524738U CN 201320659574 U CN201320659574 U CN 201320659574U CN 203524738 U CN203524738 U CN 203524738U
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- claw beam
- leather sheath
- core
- retainer plate
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Abstract
The utility model discloses a pair of surgical traction pincers. The surgical traction pincers comprise a fixed handle, a movable handle, a pull rod and an expandable pincers clamp. The movable handle is connected with the fixed handle in a rotating mode, and the movable handle is in linkage with the pincers clamp through the pull rod to open or close the pincers clamp. The surgical traction pincers are characterized in that the pull rod comprises a leather cover and a rod core, the pincers clamp is fixed to the front end of the leather cover, the rod core is arranged inside the leather cover in a sleeved mode, the front portion of the rod core is provided with an elastically bent first elastic section, the front end of the first elastic section is connected with the pincers clamp, the back end of the rod core is in linkage with the movable handle, and the leather cover drags the first elastic section of the rod core through the axial movement to enable the first elastic section to be laterally bent. By means of the structure, the position of a pincers head has the lateral bending function, the surgical operation can be carried out smoothly, and the surgical efficiency can be greatly improved.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, particularly relates to a kind of operation traction tongs with lateral bending function.
Background technology
Traction tongs is widely used in medical field, be mainly used in operation process, to body foci's periphery organ-tissue draw, separation, coagulation etc., be convenient to operative site and there is enough spaces and carry out operation technique.At present, prior art operation with traction tongs, mainly comprise the members such as fixed handle, flexible handle, pull bar and clamp, flexible handle rotates and is connected with fixed handle, the front end of pull bar is connected with clamp, rear end is connected with flexible handle, utilize relatively rotating of flexible handle and fixed handle, pull or push pull bar axially-movable, make clamp realize opening and closing action.This operation traction tongs of prior art, its pull bar is generally straight structures, can not bending, but can working place limited due to body foci position, in operation process, straight pull bar often causes operation technique difficulty, is unfavorable for that surgical staff draws or separation, coagulation etc. body foci's periphery organ-tissue.If make the head before the traction of prior art there is lateral bending function, certainly will more be conducive to the operation of operation process.
Utility model content
The purpose of this utility model is to overcome the deficiency of prior art, and a kind of operation traction tongs is provided, and its pull bar front portion both lateral bending can occur, and also can return back to its straight state, is conducive to carrying out smoothly of operation technique.
This utility model solves the technical scheme that its technical problem adopts: a kind of operation traction tongs, comprises fixed handle, flexible handle, pull bar and clamp that can opening and closing action; Flexible handle and fixed handle form and are rotatably connected, and this flexible handle is connected by pull bar and clamp, for closure or openness clamp; Pull bar comprises leather sheath and bar core, clamp is fixed on the front end of leather sheath, bar core retainer plate is loaded in leather sheath, the front portion of this bar core have can elasticity the first stretch section of bending, the front end of this first stretch section is connected with clamp, rear end and the flexible handle of this bar core are connected, and this leather sheath forms traction by axially-movable to the first stretch section of bar core, make it that lateral bending occur.
Further, described fixed handle is connected with a claw beam with axial passage, leather sheath is stretched out in the rear end of described bar core, and be connected through this axial passage and described flexible handle, the rear end of described leather sheath can be flexibly connected with this claw beam with axial motion mutually, with by the first stretch section generation lateral bending or reset of axially-movable driven rod core.
Further, a core retainer plate is also equipped with in the inside of described leather sheath, the front portion of this core retainer plate be can elasticity the second stretch section of bending, this core retainer plate is set in described leather sheath, and the front end Joint of the front end of its second stretch section and described leather sheath, described leather sheath is stretched out in the rear end of this core retainer plate, and relative with described claw beam fixing; Described bar core retainer plate is loaded in core retainer plate, and the second stretch section of its first stretch section and core retainer plate matches, and described leather sheath drives the first stretch section generation lateral bending or reset of the second stretch section and the described bar core of core retainer plate by axially-movable.
4. according to the operation traction tongs described in claim 2 or 3, it is characterized in that: also comprise rotary sleeve and translation cover, rotary sleeve has female thread, translation cover has the first external screw thread, translation cover can be set in outside described claw beam with axial motion, and the rear end of described leather sheath and this translation cover are connected to a fixed, and rotary sleeve can be set in outside described claw beam in original place rotationally, and its female thread coordinates with the first external screw thread phase spiral of translation cover, to drive translation cover along described claw beam axially-movable by rotation.
Further, also comprise the female fixed cover of a tool, the first external screw thread of described translation cover is located at its back segment, and the leading portion of described translation cover is provided with the second external screw thread; Fixed cover is set in described leather sheath rear end, and with leather sheath secure fit, the female thread of this fixed cover coordinates with the second external screw thread phase spiral of described translation cover, the affixed cooperation of overlapping with described translation to realize described leather sheath; Described claw beam side is axially arranged with a bar hole along it, and the stage casing side lock of described translation cover is with a screw, and the inner end clearance fit of this screw, in bar hole, forms guiding and spacing to the axially-movable of described translation cover.
Further, also comprise a turning set and a U-shaped clip, the rear side of described rotary sleeve is along being circumferentially with at least one arc slot, the corresponding described translation cover of the lateral surface rear side of described claw beam is provided with an annular slot, U-shaped clip is interspersed in the arc slot of described rotary sleeve, and the jaws of its U-shaped clip coordinates with the annular slot phase clamping of described claw beam, so that described rotary sleeve can rotate relative to described claw beam original place; Turning set fixed cover is loaded on outside described rotary sleeve, to U-shaped clip, carries out spacing.
Further, the rear end of described fixed handle is provided with a mounting groove, and the inner end of this mounting groove is connected with the axial passage of described claw beam, and the leading section of described flexible handle is contained in this mounting groove, and adopt steady pin and the formation of described fixed handle to be rotatably connected; The rear end of described bar core is successively through the mounting groove of described claw beam and described fixed handle, and with the leading section activity clamping mutually of described flexible handle.
Further, the rearward end of described core retainer plate is provided with necking segment, the front end side of described claw beam is provided with the clamp clip of all right one way or the other radial deflection, and insert in its axial passage from the front end of claw beam the rear end of described core retainer plate, and its necking segment coordinates with the inner end phase clamping of two clamp clips of described claw beam; Described clamp comprises a fixed arm and two jaws, the relative inner wall of two jaws is respectively equipped with holding tank, the cooperation that is hinged in the front portion of fixed arm of this two jaw, and the front end of described bar core is through fixed arm, and be connected with two jaws, to drive two jaws to realize opening and closing by axially-movable, move; The front end Joint of the rear end of fixed arm and described leather sheath or described core retainer plate.
Further, the leading section of described flexible handle is provided with outer little interior large groove, and the side of this groove is provided with opening; Described bar core rear end there is the reducer that outer imperial palace is little, the rear end of described bar core is stretched in groove by the lateral opening of the groove of described flexible handle, and utilizes its reducer active card to be connected in the groove of described flexible handle.
Further, also comprise a regulating sleeve and an alignment pin, the rear end of described claw beam and the front end of described fixed handle form and are rotatably connected, and regulating sleeve fixed cover is loaded on described claw beam, for driving described claw beam to rotate; Alignment pin is threadedly connected to the side of described fixed handle, and its inner end stretches in the mounting groove of described fixed handle, for locating rod core.
The beneficial effects of the utility model are:
1, compare with traction tongs with the operation of prior art, because its pull bar comprises leather sheath and bar core, clamp is fixed on the front end of leather sheath, bar core retainer plate is loaded in leather sheath, the front portion of this bar core have can elasticity the first stretch section of bending, the front end of this first stretch section is connected with clamp, rear end and the flexible handle of this bar core are connected, this leather sheath forms traction by axially-movable to the first stretch section of bar core, make it that lateral bending occur, make this utility model only need be by ordering about leather sheath axially-movable, make it to first stretch section pulling force of generation of bar core, order about the first stretch section generation lateral bending of bar core, thereby, binding clip of the present utility model position also has lateral bending function, be conducive to carrying out smoothly of operation technique, therefrom greatly improve the efficiency of operation,
2, in order to realize lateral bending operation, this utility model preferably adopts the structures such as above-mentioned claw beam, rotary sleeve and translation cover are set, make this utility model only need pass through to rotate rotary sleeve, can change and rotate as translation, drive translation cover along claw beam axially-movable, thereby drive leather sheath axially-movable, and then realize above-mentioned lateral bending function, thereby this utility model is to realize the structure that its object adopts also to have the features such as easy to operate, laborsaving, simple in structure.
Below in conjunction with drawings and Examples, this utility model is described in further detail; But a kind of operation of the present utility model is not limited to embodiment with traction tongs.
Accompanying drawing explanation
Fig. 1 is decomposing schematic representation of the present utility model;
Fig. 2 is the partial cutaway schematic of leather sheath of the present utility model (containing core retainer plate);
Fig. 3 is the structural representation one (before core retainer plate lateral bending) of core retainer plate of the present utility model;
Fig. 4 is the structural representation one (after core retainer plate lateral bending) of core retainer plate of the present utility model;
Fig. 5 is the assembling schematic diagram of translation cover of the present utility model;
Fig. 6 is the assembling schematic diagram of rotary sleeve of the present utility model;
Fig. 7 is the assembling schematic diagram of turning set of the present utility model;
Fig. 8 is the assembling schematic diagram of pull bar of the present utility model;
Fig. 9 be flexible handle of the present utility model with bar core coordinate schematic diagram one;
Figure 10 be flexible handle of the present utility model with bar core coordinate schematic diagram two;
Figure 11 is D structure schematic diagram one of the present utility model (before pull bar lateral bending);
Figure 12 is D structure schematic diagram two of the present utility model (after pull bar lateral bending);
Figure 13 is D structure schematic diagram three of the present utility model (after pull bar lateral bending and the anglec of rotation);
Figure 14 is the enlarged diagram of clamp of the present utility model.
The specific embodiment
Embodiment, refers to shown in Fig. 1-Figure 12, and a kind of operation traction tongs of the present utility model comprises fixed handle 1, flexible handle 2, pull bar 3 and clamp 4 that can opening and closing action; Flexible handle 2 forms and is rotatably connected with fixed handle 1, and this flexible handle 2 is connected by pull bar 3 and clamp 4, for closure or openness clamp 4.Here, the afterbody of flexible handle 2 and fixed handle 1 is respectively equipped with a lipostomous for handled easily, the handle arrangement of similar shears.Pull bar 3 comprises that leather sheath 32(is flexible material) and bar core 31, clamp 4 is fixed on the front end of leather sheath 32, bar core 31 is set in leather sheath 32, the front portion of this bar core 31 have can elasticity concrete this first stretch section 311 of the first stretch section 311(of bending can adopt reed to realize), the front end of this first stretch section 311 is connected with clamp 4; The rear end of bar core 31 and flexible handle 2 are connected; This leather sheath 32 forms traction by axially-movable to the first stretch section 311 of bar core, makes it that lateral bending occur.
As a kind of preferred, this utility model adopts the claw beam 5 in the front end connection one of fixed handle 1 with axial passage, leather sheath 32 is stretched out in the rear end of bar core 31, and be connected through this axial passage and flexible handle 2, the rear end of leather sheath 32 can be flexibly connected with this claw beam 5 with axial motion mutually, with the first stretch section 311 by axially-movable driven rod core 31, lateral bending or reset occurs.
Specifically, as shown in Fig. 2-Fig. 4, a core retainer plate 33 is also equipped with in the inside of above-mentioned leather sheath 32, this core retainer plate 33 is metal material, the front portion of this core retainer plate 33 be can elasticity the second stretch section 332 of bending, specifically can offer the breach 333 of stepping down in the relevant position of the anterior side of core retainer plate 33, for realizing its second stretch section 332.This core retainer plate 33 is set in leather sheath 32, and the front end Joint of the front end of its second stretch section 332 and leather sheath 32, leather sheath 32 is stretched out in the rear end of this core retainer plate 33, and relative with claw beam 5 fixing, specifically, the rearward end of core retainer plate 33 is provided with necking segment 331, and the front end side of claw beam 5 is provided with the clamp clip 52 of all right one way or the other radial deflection, insert in its axial passage from the front end of claw beam 5 rear end of core retainer plate 33, and its necking segment 331 is gripped by two clamp clips 52 of claw beam 5.Above-mentioned bar core 31 is specifically set in core retainer plate 33, and the second stretch section 332 of its first stretch section 311 and core retainer plate 33 match (length and the bending degree that are both are suitable), above-mentioned leather sheath 32 drives the second stretch section 332 transmitting lateral bending or resets of core retainer plate 33 just by axially-movable, and then lateral bending or reset occur the first stretch section 311 of driven rod core 31.Here, core retainer plate 33 is provided with the assembly that is beneficial to several associated components.
As a kind of preferred, this utility model also comprises a rotary sleeve 7 and a translation cover 6, rotary sleeve 7 has female thread, it is large that translation cover 6 is specifically two ends, middle little structure, wherein one end of this translation cover 6 has the first external screw thread, translation cover 6 can be set in outside claw beam 5 with axial motion, the rear end of above-mentioned leather sheath 32 and this translation cover 6 are connected to a fixed, rotary sleeve 7 can be set in claw beam 5 outward (here in original place rotationally, original place is rotated and is referred to that rotary sleeve 7 is set in after above-mentioned claw beam 5, circumferential movement only, can not axially-movable), and its female thread coordinates with the first external screw thread phase spiral of translation cover 6, to drive translation cover 6 along claw beam 5 axially-movables by rotation.
As a kind of preferred, the side, stage casing of above-mentioned claw beam 5 is axially arranged with a bar hole 51 along it, above-mentioned translation is overlapped 6 side locks with a screw 61, and the inner end clearance fit of this screw 61 is in bar hole 51, for the axially-movable of translation cover 6 is formed to guiding and spacing.
As a kind of preferred, this utility model also comprises a female fixed cover 10 of tool, the first external screw thread of above-mentioned translation cover 6 is located at its back segment, the leading portion of above-mentioned translation cover 6 (that is the other end of translation cover 6, the radial dimension of the other end of this translation cover 6 is less than the radial dimension of its one end) is provided with the second external screw thread; Fixed cover 10 is set in leather sheath 32 rear ends, and relative with leather sheath 32 fixing, specifically the back-end location of leather sheath 32 is provided with an annular boss 321, fixed cover 10 these annular boss 321 of parcel, and form unidirectional spacing to this annular boss 321, be that annular boss 321 exits fixed cover 10 from the open rearward end of fixed cover 10 only, and can not exit from the front opening of fixed cover 10 fixed cover 10; Except this, for realizing relative the fixing of fixed cover 10 and leather sheath 32, can also adopt other embodiment, such as employing be threaded, the mode such as clamping, one are joined.The second external screw thread phase spiral of the female thread of this fixed cover 10 and translation cover 6 coordinates, to realize leather sheath 32 and translation, overlaps affixed cooperation of 6.
As a kind of preferred, the function of rotating for realizing above-mentioned rotary sleeve 7 original places, this utility model is achieved in that and also comprises a turning set 73 and a U-shaped clip 72, the rear side of above-mentioned rotary sleeve 7 is along being circumferentially with two arc slots 71 axisymmetricly, the rear side of the corresponding translation cover 6 of rear end lateral surface of above-mentioned claw beam 5 is provided with an annular slot 53(as shown in Figure 5), U-shaped clip 72 is interspersed in the arc slot 71 of rotary sleeve 7, and the annular slot 53 activity clamping mutually of the jaws of its U-shaped clip 72 and claw beam 5, so that rotary sleeve 7 can rotate relative to claw beam 5 original places, turning set 73 fixed covers 10 are loaded on outside rotary sleeve 7, spacing for U-shaped clip 72 is carried out, and prevent that U-shaped clip 72 from dropping out from the arc slot 71 of rotary sleeve 7.Here, turning set 73 also has an effect, exactly rotary sleeve 7 and translation cover 6 is wrapped up, and makes integral body more attractive in appearance.
As a kind of preferred, the rear end of above-mentioned fixed handle 1 is provided with a mounting groove (not embodying in figure), and the inner end of this mounting groove is connected with the axial passage of claw beam 5, and the leading section of above-mentioned flexible handle 2 is contained in this mounting groove, and adopt steady pin and fixed handle 1 formation to be rotatably connected.The rear end of above-mentioned bar core 31 is passed the mounting groove of claw beam 5 and fixed handle 1 successively, and with the leading section activity clamping mutually of flexible handle 2, specifically as shown in Figure 9, Figure 10, the leading section of flexible handle 2 is provided with outer little interior large groove 21, the side of this groove 21 is provided with opening 22, specifically, the inside of this groove 21 is divided into circular arc section (for holding the rearward end of bar core 31) and straight section from inside to outside (for the rear end of gag lever post core 31, anti-stopping bar core 31 shifts out from the notch of groove 21), corresponding, its lateral opening 22 also has arc-shaped structure; The rear end of bar core 31 has and is the reducer that outer imperial palace is little, and the rear end of this bar core 31 is stretched in groove by the lateral opening of the groove of flexible handle 2, and utilizes its reducer active card to be connected in the groove 21 of flexible handle.So, when flexible handle 2 is when fixed handle 1 rotates, bar core 31 can be subject to flexible handle 2 to push or pull and realize axially-movable.
As shown in figure 14, above-mentioned clamp 4 specifically comprises a fixed arm 42 and 41, two jaws of two jaws 41 structure in the form of sheets respectively, and its relative inner offers respectively the holding tank 43 cooperatively interacting, and the end of this holding tank 43 is opening-like respectively; This two jaw 41 is hinged in the front portion of fixed arm 42, and (specifically the front portion of fixed arm 42 is provided with a U-lag vertically in cooperation, the back segment of two jaws 41 is hinged to similar X-shaped structure in this U-lag), the front end of above-mentioned bar core 31 is through fixed arm 42, and be connected with the rear end of two jaws 41 in the U-lag of fixed arm 42, to drive two jaws 41 to realize opening and closing by axially-movable, move; The front end Joint of the rear end of fixed arm 42 and leather sheath 32 or core retainer plate 33, specifically, the rear end of fixed arm 42 is provided with external screw thread, and the front end of core retainer plate 33 is provided with female thread, fixed arm 42 is threadedly connected to the front end of core retainer plate 33 by its external screw thread, with this, make clamp 4 be fixed on the front end of leather sheath 32.
As a kind of preferred, this utility model also comprises a regulating sleeve 8, the front end of the rear end of above-mentioned claw beam 5 and fixed handle 1 forms and is rotatably connected (mode that specifically can adopt riveted joint), and regulating sleeve 8 fixed covers 10 are loaded on this claw beam 5, for driving claw beam 5 to realize 360 ° of rotations.
As a kind of preferred, this utility model also comprises an alignment pin 9, this alignment pin 9 is threadedly connected to the side of fixed handle 1, and its inner end is stretched in the mounting groove of fixed handle 1, for controlling by turn the degree that mounting groove inside is stretched in its inner end, thereby for locating rod core 31, when bar core 31 is touched in the inner end of alignment pin 9 in mounting groove, can 31 axially-movables of limit rod core, thus make clamp 4 keep opening or closed state.
A kind of operation traction tongs of the present utility model, as shown in Fig. 5-Figure 10, during assembling, can be first be set in claw beam 5 by translation cover 6, and screw 61 is attached to translation cover 6, makes the translation cover 6 can motion vertically under the guiding of the bar hole 51 of claw beam 5; Rotary sleeve 7, turning set 73 and fixed cover 10 are then installed, leather sheath 32 and translation cover 6 are connected and fixed; Finally, it can be integral structure that flexible handle 2 is adopted to this steady pin 11 of steady pin 11(, also can be formed by connecting by two parts that are threaded) be connected in fixed handle 1, make bar core 31 successively through core retainer plate 33 and claw beam 5 in leather sheath 32, the rear end of core retainer plate 33 is inserted in the axial passage of claw beam 5, and its necking segment 331 is gripped by two clamp clips 52 of claw beam, fixed arm 42 is threaded with the front end of core retainer plate 33, makes the front end activity clamping mutually of bar core 31 rear ends and flexible handle 2.This traction tongs assembles complete integrality as shown in figure 11.
A kind of operation traction tongs of the present utility model, the blood vessel traction tongs that can be used as chamber mirror uses.Except this, can also be applied in other operation.During use, only need one-handed performance fixed handle 1 and flexible handle 2, change the corner dimension between flexible handle 2 and fixed handle 1, can utilize flexible handle 2 to pull or push bar core 31, make 31 axially-movables of bar core and open or two jaws 41 of closed clamp 4.Before lateral bending, its whole pull bar 3 is straight structures, as shown in figure 11.When needs start lateral bending function, only need to rotate turning set 73, make turning set 73 driven rotary covers 7 rotate and drive translation cover 6 to do the axially-movable of little displacement along the rear extreme direction of claw beam 5, thereby make leather sheath 32 also carry out backward little displacement movement; Now, because the front end of leather sheath 32 and the front end of core retainer plate 33 fix, and the front end of core retainer plate 33 rear ends and claw beam 5 fixes, thereby when there is little displacement movement backward in leather sheath 32, can pull the front end of core retainer plate 33, make the second stretch section 332 of core retainer plate 33 that elasticity lateral bending occur, thereby make the first stretch section 311 of bar core 31 also ensue elasticity lateral bending, as described in Figure 12, therefrom make traction tongs of the present utility model realize lateral bending function.When needs are cancelled lateral bending function, only need be along counter-rotation turning set 73, make rotary sleeve 7 drive translation cover 6 along the front extreme direction of claw beam 5, to do the axially-movable of little displacement, thereby cancel the power of pullling to core retainer plate 33 front ends, make the second stretch section 332 of core retainer plate 33, under the restoring force effect of itself, elastic reset occur, thereby make the first stretch section 311 of bar core 31 also follow elastic reset, make whole pull bar 3 return back to again its straight state.
A kind of operation traction tongs of the present utility model, its pull bar 3 can be realized 360 ° of rotations, concrete operations are: rotate regulating sleeve 8, make this regulating sleeve 8 drive claw beam 5 to rotate, thereby drive pull bar 3 to rotate, as shown in figure 13, after pull bar 3 rotates, the operating direction of its clamp 4 can be adjusted, is therefrom conducive to carrying out smoothly of operation.
Above-described embodiment is only used for further illustrating a kind of operation traction tongs of the present utility model; but this utility model is not limited to embodiment; any simple modification, equivalent variations and modification that every foundation technical spirit of the present utility model is done above embodiment, all fall in the protection domain of technical solutions of the utility model.
Claims (10)
1. operation traction tongs, comprises fixed handle, flexible handle, pull bar and clamp that can opening and closing action; Flexible handle and fixed handle form and are rotatably connected, and this flexible handle is connected by pull bar and clamp, for closure or openness clamp; It is characterized in that: pull bar comprises leather sheath and bar core, clamp is fixed on the front end of leather sheath, bar core retainer plate is loaded in leather sheath, the front portion of this bar core have can elasticity the first stretch section of bending, the front end of this first stretch section is connected with clamp, rear end and the flexible handle of this bar core are connected, and this leather sheath forms traction by axially-movable to the first stretch section of bar core, make it that lateral bending occur.
2. operation traction tongs according to claim 1, it is characterized in that: described fixed handle is connected with a claw beam with axial passage, leather sheath is stretched out in the rear end of described bar core, and be connected through this axial passage and described flexible handle, the rear end of described leather sheath can be flexibly connected with this claw beam with axial motion mutually, with by the first stretch section generation lateral bending or reset of axially-movable driven rod core.
3. operation traction tongs according to claim 2, it is characterized in that: a core retainer plate is also equipped with in the inside of described leather sheath, the front portion of this core retainer plate be can elasticity the second stretch section of bending, this core retainer plate is set in described leather sheath, and the front end Joint of the front end of its second stretch section and described leather sheath, described leather sheath is stretched out in the rear end of this core retainer plate, and relative with described claw beam fixing; Described bar core retainer plate is loaded in core retainer plate, and the second stretch section of its first stretch section and core retainer plate matches, and described leather sheath drives the first stretch section generation lateral bending or reset of the second stretch section and the described bar core of core retainer plate by axially-movable.
4. according to the operation traction tongs described in claim 2 or 3, it is characterized in that: also comprise rotary sleeve and translation cover, rotary sleeve has female thread, translation cover has the first external screw thread, translation cover can be set in outside described claw beam with axial motion, and the rear end of described leather sheath and this translation cover are connected to a fixed, and rotary sleeve can be set in outside described claw beam in original place rotationally, and its female thread coordinates with the first external screw thread phase spiral of translation cover, to drive translation cover along described claw beam axially-movable by rotation.
5. operation traction tongs according to claim 4, is characterized in that: also comprise the female fixed cover of a tool, the first external screw thread of described translation cover is located at its back segment, and the leading portion of described translation cover is provided with the second external screw thread; Fixed cover is set in described leather sheath rear end, and with leather sheath secure fit, the female thread of this fixed cover coordinates with the second external screw thread phase spiral of described translation cover, the affixed cooperation of overlapping with described translation to realize described leather sheath; Described claw beam side is axially arranged with a bar hole along it, and the stage casing side lock of described translation cover is with a screw, and the inner end clearance fit of this screw, in bar hole, forms guiding and spacing to the axially-movable of described translation cover.
6. operation traction tongs according to claim 4, it is characterized in that: also comprise a turning set and a U-shaped clip, the rear side of described rotary sleeve is along being circumferentially with at least one arc slot, the corresponding described translation cover of the lateral surface rear side of described claw beam is provided with an annular slot, U-shaped clip is interspersed in the arc slot of described rotary sleeve, and the jaws of its U-shaped clip coordinates with the annular slot phase clamping of described claw beam, so that described rotary sleeve can rotate relative to described claw beam original place; Turning set fixed cover is loaded on outside described rotary sleeve, to U-shaped clip, carries out spacing.
7. according to the operation traction tongs described in claim 2 or 3, it is characterized in that: the rear end of described fixed handle is provided with a mounting groove, and the inner end of this mounting groove is connected with the axial passage of described claw beam, the leading section of described flexible handle is contained in this mounting groove, and adopts steady pin and the formation of described fixed handle to be rotatably connected; The rear end of described bar core is successively through the mounting groove of described claw beam and described fixed handle, and with the leading section activity clamping mutually of described flexible handle.
8. operation traction tongs according to claim 3, it is characterized in that: the rearward end of described core retainer plate is provided with necking segment, the front end side of described claw beam is provided with the clamp clip of all right one way or the other radial deflection, insert in its axial passage from the front end of claw beam the rear end of described core retainer plate, and its necking segment coordinates with the inner end phase clamping of two clamp clips of described claw beam; Described clamp comprises a fixed arm and two jaws, the relative inner wall of two jaws is respectively equipped with holding tank, the cooperation that is hinged in the front portion of fixed arm of this two jaw, and the front end of described bar core is through fixed arm, and be connected with two jaws, to drive two jaws to realize opening and closing by axially-movable, move; The front end Joint of the rear end of fixed arm and described leather sheath or described core retainer plate.
9. operation traction tongs according to claim 6, is characterized in that: the leading section of described flexible handle is provided with outer little interior large groove, and the side of this groove is provided with opening; Described bar core rear end there is the reducer that outer imperial palace is little, the rear end of described bar core is stretched in groove by the lateral opening of the groove of described flexible handle, and utilizes its reducer active card to be connected in the groove of described flexible handle.
10. operation traction tongs according to claim 6, it is characterized in that: also comprise a regulating sleeve and an alignment pin, the rear end of described claw beam and the front end of described fixed handle form and are rotatably connected, and regulating sleeve fixed cover is loaded on described claw beam, for driving described claw beam to rotate; Alignment pin is threadedly connected to the side of described fixed handle, and its inner end stretches in the mounting groove of described fixed handle, for locating rod core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320659574.0U CN203524738U (en) | 2013-10-24 | 2013-10-24 | Surgical traction pincers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320659574.0U CN203524738U (en) | 2013-10-24 | 2013-10-24 | Surgical traction pincers |
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| Publication Number | Publication Date |
|---|---|
| CN203524738U true CN203524738U (en) | 2014-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320659574.0U Withdrawn - After Issue CN203524738U (en) | 2013-10-24 | 2013-10-24 | Surgical traction pincers |
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| Country | Link |
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| CN (1) | CN203524738U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103505265A (en) * | 2013-10-24 | 2014-01-15 | 姜杰 | Surgical traction forceps |
| CN106983546A (en) * | 2017-03-31 | 2017-07-28 | 诸暨市鹏天医疗器械有限公司 | A kind of foreign matter string bag |
| CN113349870A (en) * | 2020-03-05 | 2021-09-07 | 麦德莱(苏州)医疗科技有限公司 | Turning forceps for operation |
-
2013
- 2013-10-24 CN CN201320659574.0U patent/CN203524738U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103505265A (en) * | 2013-10-24 | 2014-01-15 | 姜杰 | Surgical traction forceps |
| CN103505265B (en) * | 2013-10-24 | 2015-10-21 | 姜杰 | A kind of operation traction tongs |
| CN106983546A (en) * | 2017-03-31 | 2017-07-28 | 诸暨市鹏天医疗器械有限公司 | A kind of foreign matter string bag |
| CN113349870A (en) * | 2020-03-05 | 2021-09-07 | 麦德莱(苏州)医疗科技有限公司 | Turning forceps for operation |
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