Hemostatic clamp promotes and closing deviceTechnical field
The present invention relates to the blood vessel clips in a kind of Minimally Invasive Surgery to close with minimally invasive medical instrument, especially a kind of reusableAnd fool proof medical bio presss from both sides running fire Clip Applier, it is specifically a kind of it is with biology folder casket, can be with semi-automatic continuousFill out the medical continuously-applied Clip Applier of folder and percussion.
Background technique
In carrying out unit for endoscope operation, detachment organ needs folder to close blood vessel with when organizing, and prevents bleeding.It is main at present to useTwo kinds of Clip Appliers solve the problems, such as that blood vessel clip closes.One is reusable medical bios to press from both sides single-shot Clip Applier, such Clip ApplierAlthough can effectively solve the problems, such as that unit for endoscope operation medium vessels ligature, doctor needs to apply after folder closes each piece of biology folderClamp takes out out of human body, gives nurse, and new hemostatic clamp is packed into binding clip clip by nurse, then gives doctor again and realizes secondSecondary clamp, repeats operation, clamp of every completion, needs two people's operations, takes a long time；And Clip Applier is repeatedlyHuman body is entered and left, infection and bleeding risk are also increased.
Another kind is Medical titanium clamp running fire Clip Applier, continuous shooting may be implemented, but this is a kind of disposable medical treatmentInstrument increases operation cost.Meanwhile pressing from both sides for the titanium of ligation without elasticity, easy conductive, human body cannot absorb, and influence artMRI image inspection is carried out afterwards.
Chinese patent 201510009673.8, " automatic-repeating blood vessel moulds clamp and folder casket ", is applied aiming at both the aboveClamp drawback and a kind of novel Clip Applier invented, can be with running fire clamp, and hemostatic clamp used belongs to biological folder, but it is designedThere is certain disadvantage:
One, biology folder continuously fills out easy to fall off when folder or deviation.The design of the patent are as follows: the hemostatic clamp inside hemostatic clamp casketIt offsets with spring mechanism set by Clip Applier itself, spring mechanism energy storage before hemostatic clamp does not fire, when starting firesAfter mechanism, spring mechanism, which enters, releases the energy stage, and hemostatic clamp is under the promotion of spring mechanism, into the clamp of Clip Applier front endPlatform (fills out folder).After completion blood vessel clip closes, second piece of hemostatic clamp is under spring mechanism effect automatically into clamp platform.This designThe shortcomings that be: it is under the energy effect of spring mechanism release automatically into and spring mechanism that hemostatic clamp, which enters clamp platform,The energy stage is released in this Clip Applier without corresponding control mechanism.It may result in so dynamic when carrying out previous piece of hemostatic clamp clampWhen making, just automatic spring has entered clamp platform to latter piece of hemostatic clamp, i.e., latter piece of hemostatic clamp may be with previous piece of hemostatic clampOccur to bump against and generate dislocation, influences the reliability or stability of operation.
Two, there is a fixed clamp platform in the Patent design Clip Applier front end, this platform is fixed not during clampDynamic, the ligation of blood vessel clip can only be implemented by turnover mechanism, and therefore, clamp movement belongs to single linkage action, when folder closes hemostatic clampThe risk that may have Pressure value amount inadequate.
Summary of the invention
The purpose of the present invention is influence to apply because spring mechanism is possible in the presence of malfunction for existing repeating clip applying pincersThe problem of pressing from both sides effect, designing a kind of realizing by filling out folder manually repeatedly, continuous shooting folder closes the running fire Clip Applier of hemostatic clamp,To meet clinical needs, operation safety and efficiency are improved.
The technical scheme is that
A kind of hemostatic clamp promotes and closing device, including handle 1 and claw beam 6, one end of claw beam 6 are connected with handle 1, claw beam6 other end connection upper clamp nozzle 7 and lower clamp nozzle 8；Upper clamp nozzle 7 and lower clamp nozzle 8 pass through the connecting rod that is mounted in claw beam 6 and handle 1Driving mechanism is connected with trigger 2, and biology folder casket 9 is equipped in claw beam 6, it is characterized in that the biology folder casket 9 includes cassette901, biology folder push top 902, biology folder push spring 903；Biology folder 903 one end of push spring and biology folder push top 902 offset, the other end and901 bottom end of cassette offsets；901 open end of cassette is equipped with more pieces of biology folders 10；The lateral surface of the biology folder 10, which is equipped with, to be promotedStructure 1001；Biology folder 10 offsets with biology folder push top 902；Cassette 901 be equipped with to biology folder push top 902 and biology folder 10 intoThe guide groove 904 of row guiding, biology folder push top 902 are equipped with projection cube structure 905 and are inserted into the guide groove 904；Upper clamp nozzle 7Biology folder locating slot is equipped with lower clamp nozzle 8；Also separately there is transmission mechanism in claw beam 6, is pushed away respectively with biology folder casket 9 and biology folderIt is matched into device 3；The front end of the biology folder propulsion device 3 is equipped with biology folder and promotes thin slice 301；Biology folder promotes thin slice301 offset with the push structure 1001 above biology folder 10, and whenever operation biology folder propulsion device 3, biology folder promotes thin sliceOne piece of biology folder 10 in 301 driving biology folder caskets 9 near upper clamp nozzle 7 and lower clamp nozzle 8 enters in the locating slot of plier, at this timeIt holds with a firm grip again trigger 2, biology 10 co-clips of folder can be realized；Above two operation one time is repeated, under can be completed in biology folder casket 9One piece of biology folder enters in plier locating slot and co-clip；Continuous shooting is realized in operation repeatedly.
Runner 5 is provided between the handle 1 and claw beam 6 can drive 6 end of claw beam 6 and claw beam when runner 5 rotatesUpper clamp nozzle 7, lower clamp nozzle 8 and the biology folder casket 9 of portion's installation make synchronous rotary.
901 bottom end of cassette is equipped with and the interface structure 906 that send casket bar 11 to offset.
The biology folder casket 9 can be sent into claw beam 6 or take out from claw beam 6.
Push structure 1001 is equipped in two engaging claws 1002 of the biology folder 10.
The push structure 1001 is the groove formed by convex block, and the groove is used to promote with the biology folder thinPiece 301 offsets.
Beneficial effects of the present invention:
The present invention realizes that continuous controllable steadily folder closes blood vessel, meets clinical demand by connecting rod technology.
The present invention uses in unit for endoscope operation, has the advantages that safety and stability, clamp quick and precisely.
Running fire clamp of the present invention improves clamp efficiency, shortens operating time, can reduce bleeding to greatest extent, reducesThe risk of operation.
Apparatus of the present invention may be reused, and biology folder casket part is disposable, reduction operation cost.
Detailed description of the invention
Fig. 1 is axonometric drawing of the present invention.
Fig. 2 is enlarged drawing at I in Fig. 1.
Fig. 3 is the schematic diagram after present invention disassembly rear cover.
Fig. 4 is enlarged drawing at II in Fig. 3.
Fig. 5 is front view of the present invention.
Fig. 6 is elevational cross-sectional view of the present invention.
Fig. 7 be III in Fig. 6 at enlarged drawing.
Fig. 8 is biology folder casket axonometric drawing.
Fig. 9 be IV in 8 at enlarged drawing.
Figure 10 is biology folder casket front view.
Figure 11 is biology folder casket elevational cross-sectional view.
Figure 12 is biology folder casket side view cutaway drawing.
Figure 13 is biology folder casket side view.
Figure 14 is biology folder axonometric drawing.
Specific embodiment
The present invention is further illustrated with reference to the accompanying drawings and examples.
As shown in figs. 1-11.
A kind of hemostatic clamp promotes and closing device, it includes handle 1 and claw beam 6, and one end of claw beam 6 is connected with handle 1, clampsThe other end connection upper clamp nozzle 7 and lower clamp nozzle 8 of bar 6；Upper clamp nozzle 7 and lower clamp nozzle 8 pass through the company that is mounted in claw beam 6 and handle 1Bar driving mechanism is connected with trigger 2, biology folder casket 9 is equipped in claw beam 6, as a shown in Figure 6.The biology presss from both sides casket 9Cassette 901, biology folder push top 902, biology folder push spring 903, such as Figure 11；Biology folder 903 one end of push spring presss from both sides 902 phases of push top with biologySupport, the other end offsets with 901 bottom end of cassette, 901 bottom end of cassette be equipped with the interface structure 906 that send casket bar 11 to offset, as Figure 13,11；901 open end of cassette is equipped with more pieces of biology folders 10；It is equipped with and pushes away on the lateral surface of two snap fingers 1002 of the biology folder 10Into structure 1001(Figure 14), the groove structure that shape structure can be formed by convex block 1003 is pushed away, for pressing from both sides 3 front end of propulsion device with biologyBiology folder promote thin slice 301 offset.Biology folder 10 offsets with biology folder push top 902；Cassette 901 is equipped with to biology folder push top902 guide grooves 904 being oriented to biological folder 10, biology folder have a haircut 902 equipped with described in projection cube structure 905(Figure 12) insertionGuide groove 904 in；Upper clamp nozzle 7 and lower clamp nozzle 8 are equipped with biology folder locating slot；Also separately have transmission mechanism in claw beam 6, respectively withIt is identical or according to its function that biology folder casket 9 and biology folder propulsion device 3(and existing repeating type biology press from both sides clamp wrench structureDesigned, designed) it matches；The front end of the biology folder propulsion device 3 is equipped with biology folder and promotes thin slice 301, such as Fig. 7, rear headThere is the cover 4；Biology folder promotes thin slice 301 to offset with the push structure 1001 above biology folder 10, whenever operation biology folder promotesWhen device 3, biology folder promotes thin slice 301 to drive one piece of biology folder 10 in biology folder casket 9 near upper clamp nozzle 7 and lower clamp nozzle 8Into in the locating slot of plier, such as Fig. 2, biology 10 co-clips of folder are can be realized in trigger 2 of holding with a firm grip again at this time；Repeat above two behaviourMake one time, can be completed biology folder casket 9 in next piece biology folder enter plier locating slot in and co-clip；Operation, which is realized, repeatedly connectsContinuous percussion.
Details are as follows:
A kind of hemostatic clamp promotes and closing device, including handle 1, trigger 2, biology folder propulsion device 3, claw beam 6, upper clamp nozzle7 and lower clamp nozzle 8.One end of claw beam 6 is connected with handle 1, the other end connection upper clamp nozzle 7 of claw beam 6 and lower clamp nozzle 8(such as Fig. 1 instituteShow).Upper clamp nozzle 7 and lower clamp nozzle 8 are connected with trigger 2 by the bar-link drive being mounted in claw beam 6 and handle 1 (such as Fig. 6 instituteShow).In claw beam 6 with biology folder casket 9(as shown in Fig. 6,11), biology folder casket 9 in include cassette 901, biology folder push top 902,Biology folder push spring 903；Biology folder 903 one end of push spring offsets with biology folder push top 902, and the other end offsets with 901 bottom end of cassette；CasketEquipped with more pieces of biology folders 10, biology folder 10 offsets 901 open end of box with biology folder push top 902, under spring thrust effect, biologyFolder 10, automatic moving are fixed to biology folder 9 open end front end of casket.Plier 7 and plier 8 are equipped with biology folder locating slot (as schemed2, shown in Fig. 5).Also separately there is transmission mechanism in claw beam 6, is matched respectively with biology folder casket 9 and biology folder propulsion device 3.WheneverWhen operation biology folder propulsion device 3, one piece of biology folder 10 in biology folder casket 9 near plier 7, plier 8 can be driven to enter pincersIn the locating slot of mouth, biology 10 co-clips of folder are can be realized in trigger 2 of holding with a firm grip again at this time.Above two operation one time is repeated, it can be completeAt biology folder casket 9 in next piece biology folder enter plier locating slot in and co-clip.It operates repeatedly, i.e. realization continuous shooting.HandThere is 5 device of runner (as shown in Figure 1) between handle 1 and claw beam 6, when runner 5 rotates, claw beam 6 and 6 end of claw beam can be driven to installUpper clamp nozzle 7, lower clamp nozzle 8 and biology folder casket 9 make synchronous rotary, quickly and accurately to find blood vessel clip closed position accurately.
When it is implemented, biology folder casket 9 of the invention can technical thought self design according to the present invention, can also joinIt is realized according to content shown in Fig. 8-13.In Figure 10, biology folder casket of the invention include include in biology folder casket 9 cassette 901,Biology folder push top 902, biology folder push spring 903；Biology folder 903 one end of push spring offsets with biology folder push top 902, the other end and cassette901 bottom ends offset；901 open end of cassette is equipped with more pieces of biology folders 10, and biology folder 10 offsets with biology folder push top 902, in springUnder thrust, biology 10 automatic movings of folder are fixed to biology folder 9 open end front end of casket.Cassette 901, which is equipped with, presss from both sides biology10 guide grooves 904 that are oriented to of push top 902 and biology folder, it is set just like convex block knot shown in Figure 12 in biology folder push top 902Structure 905 is inserted into the guide groove 904.
Application method of the invention is:
Doctor takes over hemostatic clamp from nurse's hand and promotes and closing device, covers by puncturing, into human body, upper clamp nozzle 7, underPlier 8 opens up into angle needed for clamp naturally, and then the biology in pressing biology folder propulsion device 3(and existing Clip Applier presss from both sidesPropulsion device structure is identical), biology folder 10 is filled into plier locating slot.
After biology folder 10 is filled into plier locating slot by doctor, the position closed, rotating wheel then need to be pressed from both sides according to blood vessel5, it adjusts the angle, is directed at the position, trigger 2 of holding with a firm grip, co-clip is completed blood vessel clip and closed, and release handle 1 makes biology folder 10 be detached from pincersMouth stays on blood vessel.
Doctor carry out second piece of biology folder folder repeat when closing blood vessel it is above-mentioned fill out folder and folder closes blood vessel movement, do not go to live in the household of one's in-laws on getting married hereinIt states.
In addition, it should be noted that, example of the present invention, the title of components, shape etc. can be different, Fan YibenInvention described design, principle, feature etc. are done equivalent, and simple flexible design and production belong to the invention patentProtection category.
Part that the present invention does not relate to is the same as those in the prior art or can be realized by using the prior art.