Engaging clamp
Technical field
The present invention relates to a kind of engaging clamp.
Background technology
Engaging clamp is mainly used in arthrocsopic surgery, and existing engaging clamp generally comprises hold with a firm grip mechanism and clamping device,
Mechanism of holding with a firm grip includes fixed handle, flexible handle, claw beam and push rod, and clamping device includes being engaged the fixing of foreign matter
Binding clip and movable binding clip, wherein flexible handle, push rod are connected with movable binding clip one interlinked mechanism of composition, use
Time can drive movable binding clip and the fixed pliers head of clamping device by opening of flexible handle and fixed handle with Guan Bi
Open and Guan Bi, thus realize meshing functions.But existing engaging clamp does not have lockable mechanism, it is impossible to fixing
Holding with a firm grip the deployed position of mechanism and clamping device, when clamping tissue, doctor wants long-term grips said handle to prevent group
Knit and drop, easily cause doctor tired;Additionally, existing engaging clamp does not the most possess flusher, it is impossible to directly
Rinse operative region, cause the visual field to obscure, operating difficulties, affect surgical effect, if additionally adding flushing tool,
Need again to expand otch, cause the surface of a wound excessive, bring the wound on body & mind to patient.
Summary of the invention
In place of it is an object of the invention to overcome the deficiencies in the prior art, it is provided that a kind of engaging clamp, can automatically lock
Extremely, increase snap-in force, also have and can design by priming petock, convenient operation is cleaned and rinsed.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of engaging clamp, including hold with a firm grip mechanism and the clamping device that link together, mechanism of holding with a firm grip includes fixing hand
Handle 10 and flexible handle 20, clamping device includes the fixed pliers head 60 being engaged foreign matter and movable binding clip 70, described
Flexible handle 20 and the fixed handle 10 of mechanism held with a firm grip opens and can drive the movable binding clip 70 of clamping device with Guan Bi
Open and Guan Bi with fixed pliers head 60;Mechanism of holding with a firm grip is additionally provided with lockable mechanism 80, and this lockable mechanism 80 can pass through
Lock the flexible handle 20 of mechanism of holding with a firm grip and with the open configuration of fixed handle 10 thus lock clamping device adjustable clamp
70 with the clamp position of fixed pliers head 60.
In one embodiment: described fixed handle 10 is rotationally connected by handle steady pin 50 with flexible handle 20;
Described mechanism of holding with a firm grip also includes claw beam 30 and push rod 40;This claw beam 30 rear end is fixed in fixed handle 10, claw beam
30 front ends are connected with described fixed pliers head 60;This push rod 40 rear end is resisted against flexible handle 20, before push rod 40
End connection has described adjustable clamp head 70;Flexible handle 20 opens and movable binding clip 70 can be driven to open and close with Guan Bi
Close;Described lockable mechanism 80 includes:
Depression bar 81, is rotationally connected with fixed handle 10 by depression bar steady pin 811, and depression bar 81 is provided with axis
813;
Spacer 82, is fixed in flexible handle 20, and spacer 82 is provided with pawl structure;Axis 813 with fall
Toothing cooperates and can change between engagement and released state;
Shifting block 83, is slidably connected to fixed handle 10 and depression bar, and can along fixed handle 10 primary importance with
Slide between the second place;When shifting block 83 is positioned at primary importance, axis 813 and pawl structure are in engagement,
Flexible handle 20 can continue Guan Bi but can not open;When shifting block 83 is positioned at the second place, axis 813 with fall
Toothing is in released state, and flexible handle 20 can freely close and open.
In one embodiment: described depression bar 81 can change between state and pressed status upper carrying, and depression bar 81 lower end is left
Being provided with the groove 812 that Open Side Down and left and right is through, the opening part of groove 812 is provided with described axis 813, should
Axis 813 connects two cell walls of groove 812;The free-end of described spacer 82 is positioned at the groove 812 of depression bar 81
In and be positioned on axis 813;The lower periphery of spacer 82 is provided with described pawl structure;Described shifting block 83
It is provided with a last item 831 that can press depression bar 81, when shifting block 83 is positioned at primary importance, last item 831 and depression bar
81 separate, and depression bar 81 is in the state of putting forward, and axis 813 and pawl structure are in engagement, spacer 82
In can continuing to stretch into groove 812 but can not skid off, flexible handle 20 can continue Guan Bi but can not open;Shifting block
83 when being positioned at the second place, and last item 831 is pressed downward against dynamic pressure bar 81, and depression bar 81 is in pressed status, axis 813
Being in released state with pawl structure, spacer 82 can stretch into and skid off groove 812, and flexible handle 20 can be certainly
By closing and opening.
In one embodiment: described depression bar 81 has spaced apart Part I and a Part II, and connect the
A part and the coupling part of Part II, this Part I, Part II and coupling part cooperate and make pressure
Bar 81 forms a class U-shaped structure;One end of Part I is by described depression bar steady pin 811 and fixing hand
Handle 10 is rotationally connected;One end of Part II is provided with described groove 812;This Part I is provided with a projection,
This projection cooperates with last item 831, and when shifting block 83 is positioned at primary importance, last item 831 separates with projection,
Making last item 831 separate with depression bar 81, depression bar 81 is in the state of putting forward;When shifting block 83 is positioned at the second place, pressure
Axle 831 slides into high spot and depresses projection depression bar 81 is moved down, and depression bar 81 is in pressed status.
In one embodiment: have the perfusing hole 31 that a water supply stream enters on described claw beam 30;Described push rod 40 overlaps
In being connected to claw beam 30 and gap between slide anteroposterior, and push rod 40 and claw beam 30 can constitute in claw beam 30
Aquaporin;Gap between described fixed pliers head 60 and movable binding clip 70 constitutes the delivery port flowed out for current.
In one embodiment: described perfusing hole 31 is provided with the pouring stopper 32 of energy mounting or dismounting.
In one embodiment: described fixed handle 10 part is provided with the draw-in groove that Open Side Down, described depression bar 81
Divide and be positioned at this draw-in groove and be rotationally connected with fixed handle 10 by depression bar steady pin 811;Described shifting block 83 overlaps
It is connected to be slidably connected with fixed handle 10 and depression bar 81 outside fixed handle 10 and by shifting block steady pin, this shifting block
Steady pin is equipped with in the slide opening being opened on fixed handle 10 and depression bar 81 and can slide in slide opening,
Make this shifting block 83 can change between primary importance and the second place along fixed handle 10.
In one embodiment: in described push rod 40 is socketed on claw beam 30 and can in claw beam 30 slide anteroposterior, described
Push rod 40 is provided with a chute 41, is provided with a baffle plate 33 in described claw beam 30, should during push rod 40 slide anteroposterior
Baffle plate 33 can slide in chute 41, and by an elastic component 42 between this baffle plate 33 and chute 41 cell wall afterwards
It is connected.
In one embodiment: also include a swinging plate, this swinging plate is fixed in flexible handle by handle steady pin 50
20, and this swinging plate is resisted against on push rod 40;
In one embodiment: described movable binding clip 70 is rotationally connected by binding clip steady pin 61 with fixed pliers head 60;
Described push rod 40 front end is provided with binding clip moving pin 43, and this binding clip moving pin 43 is equipped with in being opened in activity
Binding clip slotted eye 71 on binding clip 70 is interior and can slide in this binding clip slotted eye 71.
The technical program is compared with background technology, and it has the advantage that
1. the engaging clamp of the present invention is provided with lockable mechanism, uses Shi doctor to regulate as required: to need activity
When binding clip persistently closes with clamping tissue, shifting block being slid into primary importance, now flexible handle can only continue to close
Closing and cannot open, movable binding clip only can press from both sides tighter and tighter without automatically opening, and now operator is not required to for a long time
Tissue can be gripped out by grips said handle, and snap-in force is strong, and tissue is difficult to drop, and can alleviate doctor's hand
Degree of fatigue;When need not clamping tissue, shifting block being slid into the second place, now flexible handle can freely be opened
Open and close, facilitate operation technique.
2. have on the claw beam of the engaging clamp of the present invention one water supply stream enter perfusing hole, between push rod and claw beam between
Gap constituted aquaporin, and the gap between fixed pliers head and adjustable clamp constitutes the delivery port flowed out for current, ingenious profit
Forming a perfusion channel by the structure of engaging clamp itself, volume is little, is not take up exceptional space, time actually used,
Can pour into the flushing liquors such as physiological saline from perfusing hole, convenient operative region is rinsed, and need not expansion and cut
Mouthful, patient suffering is little, and healing is fast.
3. the engaging clamp of the present invention is provided with a chute on push rod, is provided with a baffle plate, between baffle plate and chute in claw beam
Being provided with elastic component, when unclamping flexible handle, under elastic component effect, push rod can automatically reset and drive movable hand
Handle resets with movable binding clip, conveniently operates with;And baffle plate is limited in activity in chute, the slip of push rod is made to exist
In certain limit, thus control the maximum folding angle of movable binding clip, will not be because of movable binding clip opening angle mistake
Big and cause the unnecessary damage of patient, use more convenient, security is higher.
Accompanying drawing explanation
The invention will be further described with embodiment below in conjunction with the accompanying drawings.
Fig. 1 is one of engaging clamp overall structure schematic diagram of the present invention, and now axis is in pawl structure and engages
State, flexible handle can continue Guan Bi but can not open.
Fig. 2 is the two of the engaging clamp overall structure schematic diagram of the present invention, and now axis is in pawl structure and separates
State, flexible handle can freely close and open.
Fig. 3 is enlarged diagram at A in Fig. 2.
Fig. 4 is the claw beam of the present invention, push rod, fixed pliers head and movable binding clip concrete structure schematic diagram.
Reference: fixed handle 10;Flexible handle 20;Claw beam 30, perfusing hole 31, pouring stopper 32, gear
Plate 33;Push rod 40, chute 41, elastic component 42, binding clip moving pin 43;Handle steady pin 50;Fixed pliers head
60, binding clip steady pin 61;Movable binding clip 70, binding clip slotted eye 71;Lockable mechanism 80, depression bar 81, depression bar is solid
Rationed marketing 811, groove 812, axis 813, spacer 82, shifting block 83, last item 831.
Detailed description of the invention
Present disclosure is illustrated below by embodiment:
Refer to Fig. 1 to Fig. 4, a kind of engaging clamp, including fixed handle 10, flexible handle 20, claw beam 30
And push rod 40, this fixed handle 10 is rotationally connected by handle steady pin 50 with flexible handle 20;This claw beam
30 rear ends are fixed in fixed handle 10, and claw beam 30 front end is connected with fixed pliers head 60;This push rod 40 rear end is pushed up
Being butted on flexible handle 20, push rod 40 front end connects movable binding clip 70;Described flexible handle 20 opens and Guan Bi
Movable binding clip 70 can be driven to open and Guan Bi;Also including a lockable mechanism 80, this lockable mechanism 80 includes:
Depression bar 81, described fixed handle 10 part is provided with the draw-in groove that Open Side Down, and this depression bar 81 is connected to this
It is rotationally connected with fixed handle 10 in draw-in groove and by depression bar steady pin 811, and this depression bar 81 can carry shape upper
Change between state and pressed status;Depression bar 81 lower end offers the groove 812 that Open Side Down and left and right is through, groove
The opening part of 812 is provided with the axis 813 connecting two cell walls;
Spacer 82, is fixed in flexible handle 20, and the free-end of spacer 82 is positioned at the groove 812 of depression bar 81
In and be positioned on axis 813;The lower periphery of spacer 82 is provided with pawl structure;Axis 813 and pawl structure
Cooperate and can change between engagement and released state;
Shifting block 83, is socketed on outside fixed handle 10 and by shifting block steady pin and fixed handle 10 and depression bar 81
Connecting, this shifting block steady pin is equipped with in the slide opening being opened on fixed handle 10 and depression bar 81 and can be
Slide in slide opening, make this shifting block 83 can slide between primary importance and the second place along fixed handle 10;This group
A last item 831 that can press depression bar 81 it is additionally provided with on block 83;When shifting block 83 is positioned at primary importance, last item 831
Separating with depression bar 81, depression bar 81 is in the state of putting forward, and axis 813 and pawl structure are in engagement, fixed
In bit slice 82 can continue to stretch into groove 812 but can not skid off, flexible handle 20 can continue Guan Bi but can not open
(as shown in Figure 1);When shifting block 83 is positioned at the second place, last item 831 is pressed downward against dynamic pressure bar 81, depression bar 81
Being in pressed status, axis 813 and pawl structure are in released state, and spacer 82 can stretch into and skid off groove
812, flexible handle 20 can freely close and open (as shown in Figure 2).
Among the present embodiment, described depression bar 81 has spaced apart Part I and Part II, and connects
Part I and the coupling part of Part II, this Part I, Part II and coupling part cooperate and make
Depression bar 81 forms a class U-shaped structure;The draw-in groove of described fixed handle 10 is located in Part I and coupling part
In;One end of Part I is rotationally connected with fixed handle 10 by described depression bar steady pin 811;Second
/ one end is provided with described groove 812;This Part I is provided with a projection, and this projection is mutual with last item 831
Coordinating, when shifting block 83 is positioned at primary importance, last item 831 separates with projection, makes last item 831 and depression bar 81
Separating, depression bar 81 is in the state of putting forward;When shifting block 83 is positioned at the second place, last item 831 slides into high spot
And depress projection depression bar 81 is moved down, depression bar 81 is in pressed status.
Among the present embodiment, described claw beam 30 has the perfusing hole 31 that a water supply stream enters;Described push rod 40
In being socketed on claw beam 30 and gap between slide anteroposterior, and push rod 40 and claw beam 30 can constitute in claw beam 30
Cross aquaporin;Gap between described fixed pliers head 60 and movable binding clip 70 constitutes the delivery port flowed out for current,
So, when needing in operation to rinse, it is right that the flushing liquor such as physiological saline can enter from perfusing hole and flow out at binding clip
Operative region is carried out, and claw beam 30 itself becomes current perfusion channel, it is not necessary to additionally add perfusion equipment,
Volume is little, and surgical wound surface is little, and it is convenient to rinse, and surgical field of view is clear.
Among the present embodiment, described perfusing hole 31 is provided with the pouring stopper 32 of energy mounting or dismounting, it is not necessary to can during flushing
Perfusing hole is sealed, prevents introduced contaminants from polluting inside engaging clamp.
Among the present embodiment, described push rod 40 is provided with a chute 41, is provided with a baffle plate 33 in described claw beam 30,
During push rod 40 slide anteroposterior, this baffle plate 33 can slide in chute 41, limits the sliding distance of push rod 40, from
And the maximum folding angle of control activity binding clip 70, preventing movable binding clip 70 from excessively flicking, bring patient need not
It is connected by an elastic component 42 between the wound wanted, and this baffle plate 33 with cell wall after chute 41, this elastic component
42 for example, springs, after unclamping flexible handle, this elastic component 42 can promote push rod 40, flexible handle 20 and activity
Binding clip 70 resets.
As required, can also arrange a swinging plate between push rod 40 and flexible handle 20, this swinging plate passes through
Handle steady pin 50 is fixed in flexible handle 20, and this swinging plate is resisted against on push rod 40, passes through flexible handle
20 drive swinging plate to rotate to promote push rod 40 to slide, the sensitiveest.
Among the present embodiment, described movable binding clip 70 is rotationally connected by binding clip steady pin 61 with fixed pliers head 60;
Described push rod 40 front end is provided with binding clip moving pin 43, and this binding clip moving pin 43 is equipped with in being opened in activity
Binding clip slotted eye 71 on binding clip 70 is interior and can slide in this binding clip slotted eye 71, so, and one side time actually used
Face can prevent movable binding clip 70 stuck, on the one hand also can promote the opening and closing of movable binding clip 70.
Among the present embodiment, described engaging clamp is made up of medical stainless steel material, convenient cleaning and high-temperature sterilization.
Onsite application mode of the present invention is as follows:
The engaging clamp of the present embodiment in use, only need to clutch flexible handle 20, and flexible handle 20 rotates and pushes away
Dynamic push rod 40 forward slip, now elastic component 42 forced compression, during push rod 40 forward slip, binding clip moving pin
43 promotion activity binding clips 70 rotate with binding clip steady pin 61 for axle, and now binding clip moving pin 43 is at binding clip slotted eye
Slide in 71, on the one hand prevent stuck, on the one hand also make movable binding clip close downwards;Unclamp flexible handle 20
After, elastic component 42 pressure disappears, and elastic component 42 resets, and promotes push rod under the effect of elastic component 42
40 slide backward, thus promote flexible handle 20 to reset and movable binding clip 70 opens.
When needs activity binding clip 70 persistently closes with clamping tissue, shifting block 83 is pushed into forward primary importance, this
Time depression bar 81 on carry, the pawl structure of spacer 82 be connected on the axis 813 of depression bar 81 formed engagement,
Pawl structure makes spacer 82 can only continue to slide in groove 812 and cannot slide outward, flexible handle
20 can only continue Guan Bi and cannot open, and movable binding clip 70 also cannot open, thus stings tight tissue block, now
Operator is not required to for a long time firmly grips said handle and can grip out by tissue;When need not clamping tissue, will dial
Block 83 is pushed into the second place backward, and now depression bar is pressed for 81 times, the pawl structure of spacer 82 and axis 813
Being in released state, spacer 82 can in groove 812 slidably, and now flexible handle 20 can freely be opened
Opening and close, movable binding clip 70 also can freely open and Guan Bi, facilitates operation technique.
The above, only present pre-ferred embodiments, therefore the scope that the present invention implements can not be limited according to this,
The equivalence change i.e. made according to the scope of the claims of the present invention and description and modification, all should still belong to the present invention and contain
In the range of.