A kind of broken, lithotomy forceps of visualizationTechnical field
The present invention relates to a kind of lithotomy forceps, the more particularly to a kind of broken, lithotomy forceps of visualization.
Background technology
At present, when carrying out taking the stone perform the operation in operation, in order to which preferably different rubbles can smoothly be taken out, usuallyFirst rubble is needed, two tools of endoscope and lithotomy forceps is then operated respectively, rubble is taken out, could complete to perform the operation well.But it is such operation there are it is larger the problem of：On the one hand, rubble is put in from stone is taken all to be respectively necessary for different tools in human body,When two steps can be operated and completed, and take stone, endoscope operates the cooperation for needing two people with lithotomy forceps respectively, is related to work and matchesIt closes and coordinates, the possibility to go wrong easily increases the risk of operation with regard to relatively large；On the other hand, twice different toolsIt puts in human body, two tools are respectively cooperating with, and thus increase the traumatogenic danger to in-vivo tissue；Last sideFace, rubble and takes two step of stone to carry out, and stone process is taken to also need to operate two tools respectively and perform the operation, and is certain to extend handIt is the art time, very unfavorable in the occasion that this is seized every minute and second.
Invention content
The invention aims to overcome the deficiencies of the prior art and provide a kind of broken, lithotomy forceps of visualization, one can be passed throughStep operation realizes rubble and takes stone, improves procedure efficiency.
In order to achieve the above object, the present invention uses following technical scheme：
It is a kind of visualization broken, lithotomy forceps, including lithotomy forceps, the lithotomy forceps include caliper, claw beam, caliper open-and-close mechanism andFor controlling caliper open-and-close mechanism so as to make the control handle of caliper folding, the caliper is set on the front end of the claw beam；Also wrapInclude endoscope, the rubble barrel chamber with open at both ends for housing rubble bar and being moved for rubble bar；The endoscope includesMirror body main shaft, one end of the mirror body main shaft is objective end, and the other end is connect with eyepiece portion；The endoscope and the lithotomy forcepsIt is mutually fixedly set, the caliper is located in the angular field of view of the endoscope.
Preferably, the mirror body main shaft of the endoscope is parallel with the claw beam, the caliper is apart from the endoscopeThe mirrored ends 18mm to 20mm of objective end.
Preferably, the caliper is obliquely installed relative to claw beam toward the side equipped with endoscope.
Preferably, further including rubble bar, the rubble bar is inserted into the rubble barrel chamber；The working end of the rubble bar is brokenShi Shi, in the angular field of view in the endoscope.
Preferably, the rubble barrel chamber is arranged in the mirror body main shaft of the endoscope, and with the mirror body main shaftAxis is parallel.
Preferably, the endoscope is heteroscope, the heteroscope includes eyepiece portion and is formed with the eyepiece portion bluntThe mirror body main shaft of angle angle；One end of the mirror body main shaft is objective end, and the eyepiece portion is arranged on the another of the mirror body main shaftOne end；The rubble barrel chamber is arranged on the mirror body main shaft.
Preferably, the lithotomy forceps further includes the endoscope sleeve with open at both ends being arranged in parallel with claw beam；InstituteThe mirror body main shaft of endoscope is stated through the endoscope sleeve and is fixed to each other by the first detachable mechanism and the lithotomy forceps.
Preferably, further including outer sheath, the outer sheath is removably set in the lithotomy forceps and the endoscopeOutside.
Preferably, the diameter of the tube of the outer sheath is less than 6mm, the endoscope sleeve and the claw beam are closeThe area of the circle of setting and section less than a diameter of 6mm.
Preferably, the rubble bar is flexible rubble bar.
Compared with prior art, the invention has the advantages that：
By above structure, using the broken, lithotomy forceps of visualization of the present invention, doctor is allow to understand by endoscopeThe situation of the art position and calculus is seen, so as to which lithotomy forceps is accurately controlled to grip calculus, and since caliper is located at interior peepIn the angular field of view of mirror, it ensure that and take the accurate of stone position, avoid injury in-vivo tissue.It and, will due to the effect of rubble barWhen visualization of the present invention is broken, lithotomy forceps extend into patient's body, can then lithotomy forceps be passed through by rubble bar rubbleRubble is clamped and is taken out of to external, and it is whole can by endoscope to rubble, the process of stone is taken to observe, ensure rubble,The accurate of stone is taken to improve procedure efficiency in place, operation error is avoided, accidentally injures tissue.
Description of the drawings
Fig. 1 is the structure diagram of the present invention；
Fig. 2 is the structure diagram of lithotomy forceps of the present invention；
Fig. 3 is the structure diagram of endoscope of the present invention；
Fig. 4 is the cross-sectional view of mirror body main shaft of the present invention；
Fig. 5 is diagrammatic sectional view (main signal sleeve and caliper position relationship, the omission control of lithotomy forceps of the present inventionHandle)；
Fig. 6 is that the diagrammatic sectional view of endoscope of the present invention is (main to illustrate rubble barrel chamber and mirror main body in endoscopePosition).
In figure：
1-lithotomy forceps；11-claw beam；12-caliper；13-control handle；14-endoscope sleeve；2-endoscope；21-mirror body main shaft；211-rubble barrel chamber；212-mirror main body；213-objective end；22-eyepiece portion；3-rubble bar.
Specific embodiment
In conjunction with attached drawing, the invention will be further described with specific embodiment.
Refering to shown in Fig. 1 to Fig. 3, the broken, lithotomy forceps 1 of visualization of the present invention, including lithotomy forceps 1 and endoscope 2.It takesStone pincers 1 include caliper 12, claw beam 11,12 open-and-close mechanism of caliper and for controlling caliper open-and-close mechanism so as to make 12 folding of caliperControl handle 13, the endoscope sleeve 14 parallel with claw beam 11 and for installing endoscope 2 with open at both ends.Endoscope setCylinder 14 is set close to claw beam 11.
Endoscope 2 is heteroscope, and heteroscope includes eyepiece portion 22 and the mirror body main shaft of obtuse angle angle is formed with eyepiece portion 2221, one end of mirror body main shaft is objective end, and eyepiece portion is arranged on the other end of mirror body main shaft；Mirror body main shaft 21 is provided with to holdPut rubble bar 3 and the rubble barrel chamber 211 with open at both ends for 3 movement of rubble bar, rubble barrel chamber 211 and the mirror of endoscope 2The axis of body main shaft 21 is parallel, is not communicated with the mirror main body of mirror body main shaft, and through mirror body main shaft.The mirror body main shaft of endoscope 221 run through endoscope sleeve 14 and are fixed to each other by the first detachable mechanism and lithotomy forceps 1.
Caliper 12 be set on claw beam 11 front end, mirrored ends 18mm to 20mm of the caliper 12 apart from objective of endoscope end,In the angular field of view of endoscope 2.Caliper 12 is obliquely installed relative to claw beam 11 toward the side equipped with endoscope 2.
First detachable mechanism includes：The first rotary sleeve being equipped in the rear end of endoscope sleeve 14, the first rotary sleeveThe first limited block being equipped on madial wall toward the center of rotary sleeve；First is equipped at the rear portion of the mirror body main shaft 21 of endoscope 2 to connectSocket part, the first connecting portion end face opposite with first rotary sleeve are equipped with the first convex block, and the rear side of the first convex block is equipped with and theCorresponding first limiting slot of one limited block.When the first rotary sleeve is sleeved on outside first connecting portion, the first convex block is embedded in two firstBetween limited block, then the first limited block insertion limiting slot rotates the first rotary sleeve, so as to which the first convex block be made to be stuck in the first limitingIn block, realization endoscope 2 is fixed to each other with lithotomy forceps 1.
Rubble bar 3 is further included, as a kind of preferred embodiment, rubble bar 3 can be flexible rubble bar.Rubble bar 3 is inserted into rubbleBarrel chamber 211, during the working end rubble of rubble bar 3, in the angular field of view in endoscope 2.Rubble bar 3 and endoscope 2 pass through theTwo detachable mechanisms are connected with each other, and the second detachable mechanism includes：The second rotary sleeve being equipped in the rear end of endoscope 2, secondThe second limited block being equipped on the madial wall of rotary sleeve toward barrel chamber center；Second connecting portion, the second connection are equipped on rubble bar 3The portion end face opposite with second rotary sleeve is equipped with the second convex block, and the rear side of the second convex block is equipped with corresponding with the second limited blockSecond limiting slot.When the second rotary sleeve is sleeved on outside second connecting portion, the second convex block is embedded between two the second limited blocks, and secondLimited block is embedded in limiting slot, then rotates the second rotary sleeve, so as to which the second convex block be made to be stuck in the second limited block, realizes endoscope2 are fixed to each other with rubble bar 3.
Outer sheath can also be arranged outside lithotomy forceps 1 and endoscope 2, the diameter of the tube of outer sheath is less than 6mm, inside peepsMirror sleeve cylinder is closely set with claw beam and the area of circle of the section less than a diameter of 6mm.
Outer sheath and the claw beam 11 of lithotomy forceps 1 are connected with each other by third detachable mechanism；Third detachable mechanism includes：The third rotary sleeve being equipped in the rear end of outer sheath, the third limiting being equipped with toward barrel chamber center on the madial wall of third rotary sleeveBlock；Third connecting portion is equipped on claw beam 11, the third connecting portion end face opposite with the third rotary sleeve is equipped with third convex block,The rear side of third convex block is equipped with third limiting slot corresponding with third limited block.When third rotary sleeve is sleeved on outside third connecting portionWhen, third convex block is embedded between two third limited blocks, then third limited block insertion limiting slot rotates third rotary sleeve, fromAnd third convex block is made to be stuck in third limited block, realization outer sheath is fixed to each other with lithotomy forceps 1.
In surgical procedure, first outer sheath is placed in human body, then by the lithotomy forceps equipped with endoscope 2 in the present inventionThe tube chamber of 1 merging outer sheath, and be connected with each other by third detachable mechanism.Using it is of the present invention visualization it is broken, take stonePincers 1, allow doctor to be clearly seen the situation of the art position and calculus by endoscope 2, so as to accurately control lithotomy forceps 1Calculus is gripped, and is located in the angular field of view of endoscope 2 due to caliper 12, ensure that and take the accurate of stone position, avoid injuringIn-vivo tissue.And rubble bar 3 is set in rubble barrel chamber 211, it, will be of the present invention visual by the effect of rubble bar 3When changing broken, lithotomy forceps 1 and extending into patient's body, can then rubble be clamped by 3 rubble of rubble bar by band by lithotomy forceps 1Go out to external, and it is whole can by endoscope 2 to rubble, the process of stone is taken to observe, ensure rubble, take being accurate to for stoneProcedure efficiency is improved in position, avoids operation error, accidentally injures tissue.
The invention is not limited in the above embodiment, if not departing from the present invention to the various changes or modifications of the present inventionSpirit and scope, if these modification and variations belong within the scope of the claim and equivalent technologies of the present invention, then this hairIt is bright to be also intended to comprising these changes and change.