CN203802501U - Bendable three-detachment medical pincers - Google Patents
Bendable three-detachment medical pincers Download PDFInfo
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- CN203802501U CN203802501U CN201420133027.3U CN201420133027U CN203802501U CN 203802501 U CN203802501 U CN 203802501U CN 201420133027 U CN201420133027 U CN 201420133027U CN 203802501 U CN203802501 U CN 203802501U
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- claw beam
- pincer
- sleeve
- rods
- flexible
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- 210000000080 chela (arthropods) Anatomy 0.000 title abstract 22
- 238000005452 bending Methods 0.000 claims abstract description 42
- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 210000000078 claw Anatomy 0.000 claims description 86
- 238000006073 displacement reaction Methods 0.000 claims description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 230000005611 electricity Effects 0.000 claims description 10
- 238000009413 insulation Methods 0.000 claims description 10
- 230000003139 buffering effect Effects 0.000 abstract 2
- 230000035515 penetration Effects 0.000 abstract 2
- 230000026058 directional locomotion Effects 0.000 abstract 1
- 230000006872 improvement Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- 238000001574 biopsy Methods 0.000 description 2
- 230000009191 jumping Effects 0.000 description 2
- 230000001575 pathological effect Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000004877 mucosa Anatomy 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Abstract
The utility model belongs to the technical field of medical instruments and particularly relates to bendable three-detachment medical pincers. The bendable three-detachment medical pincers comprise pincer rods; one ends of the pincer rods are fixed on handles; the other ends of the pincer rods are connected with pincer head bases; the pincer head bases are connected with pincer heads through connecting pieces; pull rods are arranged inside the pincer rods in a penetration mode; one ends of the pull rods are abut against the handles and the other ends are connected with the pincer head bases; the pincer rods are connected with rotary wheels which can drive the pincer rods to rotate in a sleeve mode; directional rotary knobs are connected to the pincer rods in a sleeve mode; directional mobile structures are sleeved between the directional rotary knobs and the pincer rods; bending chains are arranged between the pincer head bases and the pincer rods; bending joints are sequentially connected to form into the bending chains in a jogged mode; spring holes are formed in the bending joints; spring pieces are arranged inside the spring holes in a penetration mode; one ends of the spring pieces are connected with pincer head sleeves; the other ends of the spring pieces and the directional movement structures are fixed; electric plugs and electrode sleeves are arranged at connecting positions of the pincer rods and the handles; the electric plugs which are connected with pincer rod connector internal sleeves through conductive buffering mechanisms can conduct the conductive buffering mechanisms; the pincer rod connector internal sleeves are connected to the pincer rods in a sleeve mode.
Description
Technical field
This utility model belongs to technical field of medical instruments, especially relates to a kind of flexible three and tears medical calm open.
Background technology
Medical calm is in curative activity, to obtain the indispensable instrument of Pathologic specimen, is to obtain specimen in the mode of coup injury mucosa.In the process of operation; medical worker extend into binding clip in human body; because organization of human body is complicated, and medical calm inflexibility of the prior art, can only traveling priority; the specimen of some diseased region is difficult to obtain; underaction during use, in addition, the plug of existing medical calm is longer; cause and use inconvenience, the plug of medical calm usually there will be the bad problem of conduction simultaneously.
For prior art is improved, people have carried out long-term exploration, have proposed various solutions.For example, Chinese patent literature discloses a kind of Bidirectional bendable biopsy forceps [application number: CN201120048362.X], comprises fixed handle, flexible handle, claw beam, binding clip seat, clamp, pull bar, pull bar joint chair, bending connector, curved moving runner, stone dead wire, forward nut, forward swivel nut, reverse nut, reverse swivel nut, bending pull bar, No. two bending pull bars, adapter sleeve; Fixed handle and flexible handle are rotationally connected, and claw beam is connected on fixed handle, and binding clip seat is connected with claw beam, and clamp is connected with binding clip seat, and pull bar one end is connected with pull bar joint chair, and the other end is connected with flexible handle; Bending connector is connected between binding clip seat and claw beam, and is sleeved on stone dead wire; Stone dead wire is connected between pull bar and pull bar joint chair; Bending pull bar is fixed with forward swivel nut and binding clip seat respectively, and No. two bending pull bar is fixed with reverse swivel nut and binding clip seat respectively; Forward swivel nut is connected with nut thread forward, and reverse swivel nut is connected with reverse nut thread, and forward swivel nut and reverse swivel nut are sleeved on pull bar; Curved moving runner suit is fixed on forward on nut and reverse nut; Adapter sleeve is fixed in claw beam, and is sleeved on forward on swivel nut and reverse swivel nut; Clamp comprises clamp and lower clamp; It is characterized in that: on described upper clamp, have clip bowl, on described lower clamp, have lower clip bowl, upper clip bowl and lower clip bowl coordinate.
Although such scheme has solved the deficiencies in the prior art to a certain extent, biopsy forceps head can be crooked, but still do not solve the long and inconvenient problem with use that causes of plug, in addition, plug occurs that the bad problem of conduction does not solve yet, and all can affect obtaining of Pathologic specimen, operation inconvenience, global design is reasonable not, and poor practicability is unfavorable for industrialization promotion.
Summary of the invention
The purpose of this utility model is for the problems referred to above, provide a kind of reasonable in design, head is flexible and conduct electricity and good flexible three tear medical calm open.
For achieving the above object, this utility model has adopted following technical proposal: originally flexible three tear medical calm open, comprise claw beam, described claw beam one end is fixed on handle, the other end is connected with binding clip seat, described binding clip seat is connected with binding clip by brace, in described claw beam, be equipped with pull bar, described pull bar one end is resisted against on handle, the other end is connected with binding clip seat, described claw beam is socketed with the runner that can drive claw beam to rotate, on described claw beam, be socketed with directed knob, between described directed knob and claw beam, be arranged with displacement structure, between described binding clip seat and claw beam, be also provided with by the bending joint successively chimeric crooked chain connecting into, on described bending joint, have spring eye, in described spring eye, be equipped with spring leaf, described spring leaf one end is connected with binding clip sleeve, the other end and displacement structure fix, described claw beam and handle junction are provided with plug, described junction is provided with electrode sleeve, described plug by can conductie buffer mechanism be socketed in that claw beam joint inner sleeve on claw beam is connected and plug can conduct electricity Gei Ke conductie buffer mechanism.During described directed knob, thereby displacement structure moves axially and drives spring leaf to move, moving axially of spring leaf drives crooked chain crooked, angle between bending joint reduces, and these flexible three heads of tearing medical calm open of final realization can be crooked to side; Traditional plug is longer, general directly contact with claw beam joint inner sleeve, after permanent use, tend to come in contact bad problem, and after plug and claw beam joint inner sleeve Jia Liaoke conductie buffer mechanism, even if occur looseningly between plug and claw beam joint inner sleeve, can conductie buffer mechanism can elastic telescopic adapt to the dynamic change of distance between the two, make conduction good, stability strengthens, and described claw beam outer cover has insulation body, safer.
Above-mentioned flexible three, tear open in medical calm, described can conductie buffer mechanism comprise that being arranged on electrode sleeve electrode spring and plug interior and that be connected with plug can conduct electricity to electrode spring, and described electrode spring contacts with claw beam joint inner sleeve by bullet pin and electrode spring can conduct electricity to bullet pin.Electrode spring can elastic telescopic, and bullet pin and claw beam joint inner sleeve contact surface are larger, contacts more well, and described plug and the electrode sleeve end that joins is provided with the electrode safety shield of socket and plug, with protection against electric shock, safer.
Above-mentioned flexible three, tear open in medical calm, described displacement structure comprises positioning threads cover and dog screw, described positioning threads cover is flexibly connected with directed knob and positioning threads cover can move axially along directed knob, and described spring leaf is fixed on positioning threads by demountable structure and puts.When moving axially with respect to dog screw, positioning threads cover drive spring leaf to move.
Above-mentioned flexible three, tear open in medical calm, on described directed knob, have long recess, described positioning threads cover is outer to be provided with the long raised line and the positioning threads cover that adapt with long recess and can with respect to directed knob, to move axially along long recess.
Above-mentioned flexible three, tear open in medical calm, described dog screw is fixedly sleeved to be connected on claw beam and with positioning threads external threading.
Above-mentioned flexible three, tear open in medical calm, it is characterized in that, one end of described bending joint has the first groove and the first groove is outer little interior macrostructure, the other end is fixed with the first projection agreeing with mutually with the first groove, the mode that described bending joint is plugged in the first groove by the first projection connects chaining from beginning to end, and described bending joint centre position is provided with the bendable springs hole wearing for the bendable springs on pull bar.The afterbody of bending joint 9 comprises the first semi-circular face that is arranged on the first groove 24 two ends, wherein the first semi-circular face on one side or both sides becomes the angle of 85 °-90 ° with axis, the head of bending joint 9 comprises that being arranged on the second semi-circular face of 25 liang of shoulders of the first projection and crooked chain does not exist angle between the first semi-circular face and the second semi-circular face when crooked, when little interior macrostructure moves axially crooked chain outside the first groove after the first projection is embedded into the first groove, be difficult for de-chain, the bendable springs on described pull bar can be crooked and crooked with crooked chain.
As a kind of improvement, above-mentioned flexible three, tear open in medical calm, between described crooked chain and binding clip sleeve, be connected with front fixing joint, between described crooked chain and claw beam, by rear fixing joint, be connected, on described front fixing joint, have the first groove, on described rear fixing joint, be fixed with the first projection.The first groove on described front fixing joint is inserted with the first projection of the bending joint that is positioned at crooked chain head, the first projection on described rear fixing joint inserts the first groove of the bending joint that is positioned at crooked chain head, make to be connected more naturally between crooked chain and binding clip seat and claw beam, structure is more firm.
As a kind of improvement, above-mentioned flexible three, tear open in medical calm, described dog screw comprises the annular cover of hollow, described annular cover two ends are fixed with threaded block, between described directed knob and dog screw, be provided with fairlead, the length that has the long opening that passes for threaded block and long opening on described fairlead is greater than the length of threaded block.Fairlead facilitates dog screw axial location, guarantees that in dog screw moving process, direction is not offset.
Above-mentioned flexible three, tear open in medical calm, described fairlead is plugged with guiding upper shield and guiding upper shield is resisted against in fairlead, and described fairlead and guiding upper shield two ends are provided with the insulation sleeve being fixed on claw beam.Between described fairlead guiding upper shield, formed the chamber moving for dog screw, described insulation sleeve is fixed on claw beam two ends, makes overall structure more firm, and safety is higher.
Above-mentioned flexible three, tear open in medical calm, it is characterized in that, described runner is provided with locating piece, described claw beam is provided with the locating slot and the locating piece that adapt with locating piece and is connected in locating slot, on described claw beam, be also socketed with turning cylinder, described turning cylinder is fixedly connected with runner, on described claw beam, be also socketed with positioning sleeve, described positioning sleeve is fixed on handle, between described positioning sleeve and turning cylinder, be provided with and jump pearl spring and steel ball, described positioning sleeve is provided with the locating hole contacting with steel ball.Described runner drives claw beam and turning cylinder to rotate while rotating, described positioning sleeve is fixed on handle thereby can not rotates, when turning cylinder rotates, being arranged on jumping pearl spring and steel ball rotates with respect to positioning sleeve, described steel ball is circumferentially transferred to next locating hole from a locating hole, thereby realizes the circumferential location of claw beam.
Compared with prior art, this flexible three advantages of tearing medical calm open are: thereby 1, displacement structure moves axially and drives spring leaf to move during directed knob, moving axially of spring leaf drives crooked chain crooked, angle between bending joint reduces, and these flexible three bendings of tearing medical calm head open of final realization are rotated; 2, plug is shorter, has facilitated medical worker's use; 3, plug and claw beam joint inner sleeve Jia Liaoke conductie buffer mechanism, even if plug and claw beam joint inner sleeve occur loosening, can conductie buffer mechanism can elastic telescopic adapt to the dynamic change of distance between the two, make conduction good, stability is strong, 4, the front and back end of crooked chain is fixed with respectively front fixing joint and rear fixing joint, stabilized structure; 5, fairlead facilitates dog screw axial location, prevents that in dog screw moving process, direction is offset; 6, the circumferential location that can realize claw beam, claw beam outer cover has insulation body, safer, and global design is reasonable, simple in structure, practical, is beneficial to industrialization promotion.
Accompanying drawing explanation
Fig. 1 is the claw beam phantom that this utility model provides.
Fig. 2 is the cutaway view of the pull bar part that provides of this utility model.
Fig. 3 is the cutaway view of the handle portion that provides of this utility model.
Fig. 4 is the axial cutaway view of the positioning threads cover that provides of this utility model.
Fig. 5 is the radial cross-section of the positioning threads cover that provides of this utility model.
Fig. 6 is the axial cutaway view of the dog screw that provides of this utility model.
Fig. 7 is the radial cross-section of the dog screw that provides of this utility model.
Fig. 8 is the axial cutaway view of the directed knob that provides of this utility model.
Fig. 9 is the radial cross-section of the directed knob that provides of this utility model.
Figure 10 is the axial cutaway view of the bending joint that provides of this utility model.
Figure 11 is the radial cross-section of the bending joint that provides of this utility model.
Figure 12 is the axial cutaway view of the front fixing joint that provides of this utility model.
Figure 13 is the radial cross-section of the front fixing joint that provides of this utility model.
Figure 14 is the axial cutaway view of the rear fixing joint that provides of this utility model.
Figure 15 is the radial cross-section of the runner that provides of this utility model.
Figure 16 is the axial cutaway view of the runner that provides of this utility model.
Figure 17 is the axial cutaway view of the fairlead that provides of this utility model.
Figure 18 is the axial cutaway view of the guiding upper shield that provides of this utility model.
In figure, claw beam 1, handle 2, binding clip seat 3, brace 4, pull bar 5, runner 6, directed knob 7, displacement structure 8, bending joint 9, crooked chain 10, spring eye 11, spring leaf 12, binding clip sleeve 13, plug 14, electrode sleeve 15, can conductie buffer mechanism 16, claw beam joint inner sleeve 17, electrode spring 18, bullet pin 19, positioning threads cover 20, dog screw 21, long recess 22, long raised line 23, the first groove 24, the first projection 25, bendable springs 26, bendable springs hole 27, front fixing joint 28, rear fixing joint 29, annular cover 30, threaded block 31, fairlead 32, long opening 33, guiding upper shield 34, insulation sleeve 35, locating piece 36, locating slot 37, turning cylinder 38, positioning sleeve 39, spring 40, steel ball 41, locating hole 42, binding clip 43.
The specific embodiment
Embodiment 1
As shown in Fig. 1-18, originally flexible three tear medical calm open, comprise claw beam 1, claw beam 1 one end is fixed on handle 2, the other end is connected with binding clip seat 3, binding clip seat 3 is connected with binding clip 43 by brace 4, in claw beam 1, be equipped with pull bar 5, pull bar 5 one end are resisted against on handle 2, the other end is connected with binding clip seat 3, claw beam 1 is socketed with the runner 6 that can drive claw beam 1 to rotate, on claw beam 1, be socketed with directed knob 7, between directed knob 7 and claw beam 1, be arranged with displacement structure 8, between binding clip seat 3 and claw beam 1, be also provided with by the bending joint 9 successively chimeric crooked chain 10 connecting into, on bending joint 9, have spring eye 11, in spring eye 11, be equipped with spring leaf 12, spring leaf 12 one end are connected with binding clip sleeve 13, the other end and displacement structure 8 fix, claw beam 1 and handle 2 junctions are provided with plug 14, junction is provided with electrode sleeve 15, plug 14 by can conductie buffer mechanism 16 be socketed in that claw beam joint inner sleeve 17 on claw beam 1 is connected and plug 14 can conduct electricity Gei Ke conductie buffer mechanism 16.When directed knob 7 rotates, thereby displacement structure 8 moves axially and drives spring leaf 12 to move, moving axially of spring leaf 12 drives crooked chain 10 bendings, angle between bending joint 9 reduces, and these flexible three heads of tearing medical calm open of final realization can be crooked to side; Traditional plug 14 is longer, general directly contact with claw beam joint inner sleeve 17, after permanent use, tend to come in contact bad problem, and after plug 14 and claw beam joint inner sleeve 17Jia Liaoke conductie buffer mechanism 16, even if occur looseningly between plug 14 and claw beam joint inner sleeve 17, can conductie buffer mechanism 16 can elastic telescopic adapt to the dynamic change of distance between the two, make conduction good, stability strengthens, and claw beam 1 outer cover has insulation body, safer.
Wherein, can conductie buffer mechanism 16 comprise that being arranged on electrode sleeve 15 electrode spring 18 and plug 14 interior and that be connected with plug 14 can conduct electricity to electrode spring 18, electrode spring 18 contacts with claw beam joint inner sleeve 17 by bullet pin 19 and electrode spring 18 can conduct electricity to bullet pin 19, electrode spring 18 can elastic telescopic, bullet pin 19 is larger with claw beam joint inner sleeve 17 contact surfaces, contact more good, plug 14 joins and holds the electrode safety shield that is provided with socket and plug 14 with electrode sleeve 15, with protection against electric shock, safer.Displacement structure 8 comprises positioning threads cover 20 and dog screw 21, positioning threads cover 20 is flexibly connected with directed knob 7 and positioning threads cover 20 can move axially along directed knob 7, spring leaf 12 is fixed on positioning threads cover 20 by demountable structure, when positioning threads cover 20 moves axially with respect to dog screw 21, drives spring leaf 12 to move.On directed knob 7, have long recess 22, the outer long raised line 23 and the positioning threads cover 20 that adapt with long recess 22 of being provided with of positioning threads cover 20 can move axially with respect to directed knob 7 along long recess 22.Dog screw 21 is fixedly sleeved to be threaded on claw beam 1 and with positioning threads cover 20.One end of bending joint 9 has the first groove 24 and the first groove 24 is outer little interior macrostructure, the other end is fixed with the first projection 25 agreeing with mutually with the first groove 24, the mode that bending joint 9 is plugged in the first groove 24 by the first projection 25 connects chaining from beginning to end, the afterbody of bending joint 9 comprises the first semi-circular face that is arranged on the first groove 24 two ends, wherein the first semi-circular face on one side or both sides becomes the angle of 85 °-90 ° with axis, the head of bending joint 9 comprises that being arranged on the second semi-circular face of 25 liang of shoulders of the first projection and crooked chain does not exist angle between the first semi-circular face and the second semi-circular face when crooked.Bending joint 9 centre positions are provided with the bendable springs hole 27 wearing for the bendable springs 26 on pull bar 5.When the outer little interior macrostructure of the first groove 24 moves axially crooked chain 10 after the first projection 25 is embedded into the first groove 24, be difficult for de-chain, the bendable springs 26 on pull bar 5 can be crooked and crooked with crooked chain 10.As a kind of improvement, between crooked chain 10 and binding clip sleeve 13, be connected with front fixing joint 28, between crooked chain 10 and claw beam 1, by rear fixing joint 29, be connected, on front fixing joint 28, have the first groove 24, on rear fixing joint 29, be fixed with the first projection 25.The first groove 24 on front fixing joint 28 is inserted with the first projection 25 of the bending joint 9 that is positioned at crooked chain 10 heads, the first projection 25 on rear fixing joint 29 inserts the first groove 24 of the bending joint 9 that is positioned at crooked chain 10 heads, make to be connected more naturally between crooked chain 10 and binding clip seat 3 and claw beam 1, structure is more firm.As a kind of improvement, dog screw 21 comprises the annular cover 30 of hollow, annular cover 30 two ends are fixed with threaded block 31, between directed knob 7 and dog screw 21, be provided with fairlead 32, the length that has the long opening 33 that passes for threaded block 31 and long opening 33 on fairlead 32 is greater than the length of threaded block 31.Fairlead 32 facilitates dog screw 21 axial location, guarantees that in dog screw 21 moving process, direction is not offset.Fairlead 32 is plugged with guiding upper shield 34 and guiding upper shield 34 is resisted against in fairlead 32, fairlead 32 and guiding upper shield 34 two ends are provided with the insulation sleeve 35 being fixed on claw beam 1, between fairlead 32 guiding upper shields 34, formed the chamber moving for dog screw 21, insulation sleeve 35 is fixed on claw beam 1 two ends, make overall structure more firm, safety is higher.Runner 6 is provided with locating piece 36, claw beam 1 is provided with the locating slot 37 and the locating piece 36 that adapt with locating piece 36 and is connected in locating slot 37, on claw beam 1, be also socketed with turning cylinder 38, turning cylinder 38 is fixedly connected with runner 6, on claw beam 1, be also socketed with positioning sleeve 39, positioning sleeve 39 is fixed on handle 2, is provided with and jumps pearl spring 40 and steel ball 41 between positioning sleeve 39 and turning cylinder 38, and positioning sleeve 39 is provided with the locating hole 42 contacting with steel ball 41.Runner 6 drives claw beam 1 and turning cylinder 38 to rotate while rotating, positioning sleeve 39 is fixed on handle 2 thereby can not rotates, when turning cylinder 38 rotates, being arranged on jumping pearl spring 40 and steel ball 41 rotates with respect to positioning sleeve 39, steel ball 41 is circumferentially transferred to next locating hole 42 from a locating hole 42, thereby realizes the circumferential location of claw beam 1.
Specific embodiment described herein is only to the explanation for example of this utility model spirit.This utility model person of ordinary skill in the field can make various modifications or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although more used claw beam 1 herein, handle 2, binding clip seat 3, brace 4, pull bar 5, runner 6, directed knob 7, displacement structure 8, bending joint 9, crooked chain 10, spring eye 11, spring leaf 12, binding clip sleeve 13, plug 14, electrode sleeve 15, can conductie buffer mechanism 16, claw beam joint inner sleeve 17, electrode spring 18, bullet pin 19, positioning threads cover 20, dog screw 21, long recess 22, long raised line 23, the first groove 24, the first projection 25, bendable springs 26, bendable springs hole 27, front fixing joint 28, rear fixing joint 29, annular cover 30, threaded block 31, fairlead 32, long opening 33, guiding upper shield 34, insulation sleeve 35, locating piece 36, locating slot 37, turning cylinder 38, positioning sleeve 39, spring 40, steel ball 41, locating hole 42, binding clip 43 terms such as grade, but do not get rid of the probability of using other term.Use these terms to be only used to describe more easily and explain essence of the present utility model; They are construed to any additional restriction is all contrary with this utility model spirit.
Claims (10)
1. tear medical calm open for one kind flexible three, comprise claw beam (1), described claw beam (1) one end is fixed on handle (2), the other end is connected with binding clip seat (3), described binding clip seat (3) is connected with binding clip (43) by brace (4), in described claw beam (1), be equipped with pull bar (5), described pull bar (5) one end is resisted against on handle (2), the other end is connected with binding clip seat (3), described claw beam (1) is socketed with the runner (6) that can drive claw beam (1) to rotate, it is characterized in that, on described claw beam (1), be socketed with directed knob (7), between described directed knob (7) and claw beam (1), be arranged with displacement structure (8), between described binding clip seat (3) and claw beam (1), be also provided with by bending joint (9) the successively chimeric crooked chain (10) connecting into, on described bending joint (9), have spring eye (11), in described spring eye (11), be equipped with spring leaf (12), described spring leaf (12) one end is connected with binding clip sleeve (13), the other end and displacement structure (8) fix, described claw beam (1) and handle (2) junction are provided with plug (14), described junction is provided with electrode sleeve (15), described plug (14) by can conductie buffer mechanism (16) be socketed in that claw beam joint inner sleeve (17) on claw beam (1) is connected and plug (14) can conduct electricity Gei Ke conductie buffer mechanism (16).
2. according to claim 1 flexible three tear medical calm open, it is characterized in that, described can conductie buffer mechanism (16) comprise that being arranged on electrode sleeve (15) electrode spring (18) and plug (14) interior and that be connected with plug (14) can conduct electricity to electrode spring (18), and described electrode spring (18) contacts with claw beam joint inner sleeve (17) by bullet pin (19) and electrode spring (18) can conduct electricity to bullet pin (19).
3. according to claim 2 flexible three tear medical calm open, it is characterized in that, described displacement structure (8) comprises positioning threads cover (20) and dog screw (21), described positioning threads cover (20) is flexibly connected with directed knob (7) and positioning threads cover (20) can move axially along directed knob (7), and described spring leaf (12) is fixed on positioning threads cover (20) by demountable structure.
4. according to claim 3 flexible three tear medical calm open, it is characterized in that, on described directed knob (7), have long recess (22), outside described positioning threads cover (20), being provided with the long raised line (23) and the positioning threads cover (20) that adapt with long recess (22) can move axially with respect to directed knob (7) along long recess (22).
5. according to claim 4 flexible three tear medical calm open, it is characterized in that, described dog screw (21) is fixedly sleeved to be gone up and is threaded with positioning threads cover (20) at claw beam (1).
6. according to flexible three described in any one in claim 1-5, tear medical calm open, it is characterized in that, one end of described bending joint (9) has the first groove (24) and the first groove (24) is outer little interior macrostructure, the other end is fixed with the first projection (25) agreeing with mutually with the first groove (24), the mode that described bending joint (9) is plugged in the first groove (24) by the first projection (25) connects chaining from beginning to end, described bending joint (9) centre position is provided with the bendable springs hole (27) wearing for the bendable springs (26) on pull bar (5).
7. according to claim 6 flexible three tear medical calm open, it is characterized in that, between described crooked chain (10) and binding clip sleeve (13), be connected with front fixing joint (28), between described crooked chain (10) and claw beam (1), by rear fixing joint (29), be connected, on described front fixing joint (28), have the first groove (24), on described rear fixing joint (29), be fixed with the first projection (25).
8. according to flexible three described in any one in claim 3 or 4 or 5, tear medical calm open, it is characterized in that, described dog screw (21) comprises the annular cover (30) of hollow, described annular cover (30) two ends are fixed with threaded block (31), between described directed knob (7) and dog screw (21), be provided with fairlead (32), on described fairlead (32), have the length that is greater than threaded block (31) for the length of the long opening (33) that passes of threaded block (31) and long opening (33).
9. according to claim 8 flexible three tear medical calm open, it is characterized in that, described fairlead (32) is plugged with guiding upper shield (34) and guiding upper shield (34) is resisted against in fairlead (32), and described fairlead (32) and guiding upper shield (34) two ends are provided with the insulation sleeve (35) being fixed on claw beam (1).
10. according to flexible three described in any one in claim 1-5, tear medical calm open, it is characterized in that, described runner (6) is provided with locating piece (36), described claw beam (1) is provided with the locating slot (37) and the locating piece (36) that adapt with locating piece (36) and is connected in locating slot (37), on described claw beam (1), be also socketed with turning cylinder (38), described turning cylinder (38) is fixedly connected with runner (6), on described claw beam (1), be also socketed with positioning sleeve (39), described positioning sleeve (39) is fixed on handle (2), between described positioning sleeve (39) and turning cylinder (38), be provided with and jump pearl spring (40) and steel ball (41), described positioning sleeve (39) is provided with the locating hole (42) contacting with steel ball (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420133027.3U CN203802501U (en) | 2014-03-24 | 2014-03-24 | Bendable three-detachment medical pincers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420133027.3U CN203802501U (en) | 2014-03-24 | 2014-03-24 | Bendable three-detachment medical pincers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203802501U true CN203802501U (en) | 2014-09-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420133027.3U Expired - Lifetime CN203802501U (en) | 2014-03-24 | 2014-03-24 | Bendable three-detachment medical pincers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203802501U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104359744A (en) * | 2014-11-26 | 2015-02-18 | 山东省农业科学院畜牧兽医研究所 | Meat sample fixing device for measuring diameter of muscle fiber by using nitrification process |
| CN113116411A (en) * | 2019-12-30 | 2021-07-16 | 北京术锐技术有限公司 | Surgical operation tool head |
-
2014
- 2014-03-24 CN CN201420133027.3U patent/CN203802501U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104359744A (en) * | 2014-11-26 | 2015-02-18 | 山东省农业科学院畜牧兽医研究所 | Meat sample fixing device for measuring diameter of muscle fiber by using nitrification process |
| CN113116411A (en) * | 2019-12-30 | 2021-07-16 | 北京术锐技术有限公司 | Surgical operation tool head |
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Address after: Tonglu County Tonglu Chunjiang Road Economic Development Zone, Hangzhou city of Zhejiang Province, No. 1668 311500 Patentee after: HANGZHOU KANGJI MEDICAL INSTRUMENT Co.,Ltd. Address before: Tonglu Chunjiang Road Economic Development Zone, Hangzhou City, Zhejiang Province, No. 1668 311500 Patentee before: HANGZHOU KANGJI MEDICAL INSTRUMENT Co.,Ltd. |
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