Background technique
Endoscope hemostasis folder is that one kind is used cooperatively with digestive endoscope, is installed in scope, utilizes mechanical grip to act on and presss from both sidesWound is closed to realize the non-operative treatment hemostasis tool of hemostasis.Compared to operative treatment, with minimally invasive, quick-acting haemostatic powder, againBleeding and the low feature of complication probability, and there is exact curative effect, there is hemostasis effect well for acute gastrointestinal bleedingFruit, the extensive concern by medical field.
It is a kind of relatively effective method that hemostasis operation is carried out under scope, can be according to specific because can see lesionSituation uses different Hemostasis, wherein hemostatic clamp hemostasis is more common a kind of.Its principle is the machine using clipThe effect of tool power, tissue wounds or blood vessel are clamped, vessel sealing is made, play anastalsis, after a few days, wound healing, and colletIt falls off, is excreted along alimentary canal.
The mechanical hemostasis of Endoscope hemostasis folder only causes the minimal damage of wound circumference mucous membrane, can directly press from both sides and close naked eyesVisible hemorrhagic blood vessel and lesion, are particularly suitable for parteriole rupture haemorrhage.
Although soft tissue can be clamped at that time with hemostatic clamp under current scope common on the market, sometimes because of dynamicsDeficiency causes clip to fall off；Opening is not big enough, cannot rotate, cause clamping inconvenience etc..
Such as the Chinese patent application of Publication No. CN 102727276A, a kind of tissue hemostatic clipping device is disclosed, it should be onlyThe basic structure of blood clamping device is matched by clip, relieving mechanism, traction component, Handleset and outer sheath to be combined into.It is suchAlthough hemostatic clipping device can be realized the clamping to soft tissue to stop blooding, but its clip can not be rotated, operationIt is inconvenient；And its clip, when being clamped, the clamping force of formation is not strong；Furthermore due to the clip in the hemostatic clipping deviceAdvance and retreat smooth in pipeline can be being shunk, so that clip is easy to appear position loosening when being in clamp position, cause clipLoosening between tissue largely effects on the effect and reliability of clamping hemostasis.Also, two intermediate plates in the hemostatic clipping deviceIt is to be linked together with moulding, be easy to cause tension chucking power insufficient, this will largely effect on the reliability of hemostatic clipping device.
Summary of the invention
The technical problems to be solved by the present invention are: providing, one kind is not easily to fall off, good reliability to close long base of a fruit breath for pressing from both sidesThe Endoscope hemostasis of the nutrient vessel of meat is pressed from both sides.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention are as follows: a kind of Endoscope hemostasis folder, including binding clip,Vice body, fixed handle and flexible handle；
The binding clip includes connecting plate, pincers hook and slide fastener；
The center of the connecting plate is equipped with rectangular through-hole, and the connecting plate where two long sides of the rectangular through-hole is equipped with spineTooth；
The pincers hook is arc, and one end of the pincers hook is rotationally connected with one end of connecting plate, and the width of the pincers hook is less thanThe intrados of the width of rectangular through-hole, the pincers hook is equipped with unidirectional latch；
The slide fastener is set in rectangular through-hole, and two outsides of the slide fastener are equipped with the pawl with ratchet engagement, the cunningThe inside of button is equipped with the block tongue that engages with unidirectional latch, and the slide fastener in the rectangular through-hole of connecting plate in unidirectionally sliding；
One end of the vice body and the connecting plate of binding clip are detachably connectable, and the other end and fixed handle of the vice body are fixed to be connectedIt connects, the flexible handle and fixed handle are rotatablely connected.
Wherein, one end and the vice body far from pincers hook of the binding clip pass through detachable card far from one end of fixed handleButton is connected.
Wherein, the vice body is equipped with card column far from one end of fixed handle, and the binding clip is equipped with card far from one end of connecting plateMouthful, the vice body and binding clip are connected by bayonet with the detachable buckle of the cooperation of card column realization.
Wherein, the height of the card column is equal to the thickness of bayonet.
Wherein, the free end of the pincers hook is equipped with fillet, and the free end of the pincers hook carries out surface roughening treatment.
Wherein, the material of the connecting plate, pincers hook and slide fastener is Titanium.
Wherein, the outer wall of the binding clip and vice body is coated with hydrophobic layer.
Wherein, the section of the pincers hook is semicircle.
The beneficial effects of the present invention are: the configuration of the present invention is simple operates the vessel sealing before long base of a fruit polypectomyEspecially suitable, easy to use, binding clip, which is placed in target position forceps major hook and hooks the long base of a fruit of polyp, to be positioned, and passes through slide fastener and pincers hookClamping clamp the long base of a fruit of polyp, block blood supply, while vice body can be separated with binding clip, do not needed surgical staff and pressed from both sides for a long timeIt holds, reduces the hand fatigue of operator.Binding clip can be placed in inside notch, avoid the occupancy to notch space；RatchetDesign with slide fastener ensure that fixed effect, fully meet the requirement of Minimally Invasive Surgery.
Specific embodiment
To explain the technical content, the achieved purpose and the effect of the present invention in detail, below in conjunction with embodiment and cooperate attachedFigure is explained.
The most critical design of the present invention is: pincers hook forms the tightening ring of a closure by slide fastener and connecting plate, by polypIt is securely fastened in circle, the cooperation of ratchet and pawl ensure that binding clip for target group leader's so that slide fastener can only be slided unidirectionallyFixation is not in the case where falling off.
Please refer to Fig. 1 and Fig. 2, Endoscope hemostasis folder of the invention, including binding clip 1, vice body 2, fixed handle 3 and movable handHandle 4；
The binding clip 1 includes connecting plate 11, pincers hook 12 and slide fastener 13；
The center of the connecting plate 11 is equipped with rectangular through-hole, and the connecting plate 11 where two long sides of the rectangular through-hole is equipped withRatchet 111；
The pincers hook 12 is arc, and one end of the pincers hook 12 is rotationally connected with one end of connecting plate 11, the pincers hook 12Width is less than the width of rectangular through-hole, and the intrados of the pincers hook 12 is equipped with unidirectional latch 121；
The slide fastener 13 is set in rectangular through-hole, and two outsides of the slide fastener 13 are equipped with the pawl engaged with ratchet 111131, the inside of the slide fastener 13 is equipped with the block tongue 132 engaged with unidirectional latch 121, and the slide fastener 13 is logical in the rectangle of connecting plate 11It is unidirectionally slided on hole；
One end of the vice body 2 and the connecting plate 11 of binding clip 1 are detachably connectable, the other end and fixed handle 3 of the vice body 2It is fixedly connected, the flexible handle 4 is rotatablely connected with fixed handle 3.
The course of work of above-mentioned Endoscope hemostasis folder are as follows: the Endoscope hemostasis folder is mainly used for digestive endoscope operation, such as stomachMirror and colonoscopy operation.The operating cavity internal diameter of the gastroscope and colonoscopy of clinical use is mostly 2.8mm at present, therefore the binding clip 1 and vice body 2Maximum outside diameter should be less than 2.8mm, convenient for merging endoscopic technic cavity in.When operation, by this Endoscope hemostasis folder by gastroscope orThe pincers hole of colonoscopy is placed in, and fixed handle 3 controls the rotation of binding clip 1 by vice body 2, and mushroom long handle polyp usually hangs in chamberThe bottom in road makes pincers hook 12 naturally droop the handle that binding clip 1 of pulling back in opened condition makes pincers hook 12 hook long handle polyp by rotatingPortion pushes ahead binding clip 1 after clamping hook 12 and hooking polyp, and the pincers hook 12 of arc engages under motive force with slide fastener 13, clamps hookThe block tongue 132 on latch and slide fastener 13 on 12 is intermeshed, and with the tightening of pincers hook 12, pincers hook 12 protrudes into the part of slide fastener 13Elongated, slide fastener 13 slides in and out close to pincers hook 12, due to the effect of the latch on the ratchet 111 and pincers hook 12 on connecting plate 11, makesPincers hook 12 after must tightening has better fixed effect, will not fall off；After binding clip 1 fixes, by vice body 2 and binding clip 1 intoRow separation, waits cutter to cut polyp.
The beneficial effect of above-mentioned Endoscope hemostasis folder is: the configuration of the present invention is simple, for the blood vessel before long base of a fruit polypectomyClosed procedure is especially suitable, easy to use, and binding clip, which is placed in target position forceps major hook and hooks the long base of a fruit of polyp, to be positioned, and passes through cunningThe clamping of button and pincers hook clamps the long base of a fruit of polyp, blocks blood supply, while vice body can be separated with binding clip, and it is long not need surgical staffTime clamping, reduces the hand fatigue of operator.Binding clip can be placed in inside notch, avoided and accounted for notch spaceWith；The design of ratchet and slide fastener ensure that fixed effect, fully meet the requirement of Minimally Invasive Surgery.
Further, the binding clip 1 passes through with the vice body 2 far from one end of fixed handle 3 far from one end of pincers hook 12Detachable buckle is connected.
Further, the vice body 2 is equipped with card column 21 far from one end of fixed handle 3, and the binding clip 1 is far from connecting plate 11One end is equipped with bayonet 112, the vice body 2 and binding clip 1 and realizes detachable buckle phase by bayonet 112 and the cooperation of card column 21Even.
Further, the height of the card column 21 is equal to the thickness of bayonet 112.
Seen from the above description, equal by the thickness that the thickness of card column is disposed in bayonet, it is ensured that be located at scopeThe hemostatic clamp to work in biopsy opening is unlikely to block endoscopic biopsy mouth.
Further, the free end of the pincers hook 12 is equipped with fillet, and the free end of the pincers hook 12 carries out surface rougheningProcessing.
Seen from the above description, by the setting of fillet and roughening treatment, inside of human body will not be scratched or pierce through by clamping hookTissue, and can free pathological tissues be played with preferably support fixed function.
Further, the material of the connecting plate 11, pincers hook 12 and slide fastener 13 is Titanium.
Further, the outer wall of the binding clip 1 and vice body 2 is coated with hydrophobic layer.
Seen from the above description, by coat hydrophobic layer, can anti-Hemostatic Oral Liquid and impurity intrusion hemostatic clamp inside.
Further, the section of the pincers hook 12 is semicircle.
Seen from the above description, it by the way that the section for clamping hook is arranged to semicircle, ensure that on the outside of pincers hook without corner angle, pincersHook will not scratch or pierce through inside of human body tissue.
It please refers to shown in Fig. 1 to Fig. 3, the embodiment of the present invention one:
A kind of Endoscope hemostasis folder, including binding clip 1, vice body 2, fixed handle 3 and flexible handle 4；
The binding clip 1 includes connecting plate 11, pincers hook 12 and slide fastener 13；
The center of the connecting plate 11 is equipped with rectangular through-hole, and the connecting plate 11 where two long sides of the rectangular through-hole is equipped withRatchet 111；
The pincers hook 12 is arc, and one end of the pincers hook 12 is rotationally connected with one end of connecting plate 11, the pincers hook 12Width is less than the width of rectangular through-hole, and the intrados of the pincers hook 12 is equipped with unidirectional latch 121；
The slide fastener 13 is set in rectangular through-hole, and two outsides of the slide fastener 13 are equipped with the pawl engaged with ratchet 111131, the inside of the slide fastener 13 is equipped with the block tongue 132 engaged with unidirectional latch 121, and the slide fastener 13 is logical in the rectangle of connecting plate 11It is unidirectionally slided on hole；
One end of the vice body 2 and the connecting plate 11 of binding clip 1 are detachably connectable, the other end and fixed handle 3 of the vice body 2It is fixedly connected, the flexible handle 4 is rotatablely connected with fixed handle 3.
The binding clip 1 one end and the vice body 2 far from pincers hook 12 pass through detachable card far from one end of fixed handle 3Button is connected；
The vice body 2 is equipped with card column 21 far from one end of fixed handle 3, and the binding clip 1 is equipped with far from one end of connecting plate 11Bayonet 112, the vice body 2 and binding clip 1 realize that detachable buckle is connected with the cooperation of card column 21 by bayonet 112；
The height of the card column 21 is equal to the thickness of bayonet 112；
The free end of the pincers hook 12 is equipped with fillet, and the free end of the pincers hook 12 carries out surface roughening treatment；
The material of the connecting plate 11, pincers hook 12 and slide fastener 13 is Titanium；
The outer wall of the binding clip 1 and vice body 2 is coated with hydrophobic layer；
The section of the pincers hook 12 is semicircle.
In conclusion Endoscope hemostasis folder provided by the invention, especially for the vessel sealing operation before long base of a fruit polypectomyIt is applicable in, easy to use, binding clip, which is placed in target position forceps major hook and hooks the long base of a fruit of polyp, to be positioned, and passes through the card of slide fastener and pincers hookThe long base of a fruit for clamping polyp is connect, blocks blood supply, while vice body can be separated with binding clip, surgical staff is not needed and clamps for a long time, dropThe low hand fatigue of operator.Binding clip can be placed in inside notch, avoid the occupancy to notch space；Ratchet and slide fastenerDesign ensure that fixed effect, fully meet the requirement of Minimally Invasive Surgery；
It is equal by the thickness that the thickness of card column is disposed in bayonet, it is ensured that is worked in endoscopic biopsy mouth stopsBlood folder is unlikely to block endoscopic biopsy mouth；
By the setting and roughening treatment of fillet, inside of human body tissue will not be scratched or pierce through by clamping hook, and can be to freePathological tissues play preferably support fixed function；
By coat hydrophobic layer, can anti-Hemostatic Oral Liquid and impurity intrusion hemostatic clamp inside；
By the way that the section for clamping hook is arranged to semicircle, it ensure that, without corner angle on the outside of pincers hook, pincers hook will not be scratched or be piercedWear inside of human body tissue.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hairEquivalents made by bright specification and accompanying drawing content are applied directly or indirectly in relevant technical field, similarly includeIn scope of patent protection of the invention.