CN203388888U - Biopsy device - Google Patents
Biopsy device Download PDFInfo
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- CN203388888U CN203388888U CN201320370811.1U CN201320370811U CN203388888U CN 203388888 U CN203388888 U CN 203388888U CN 201320370811 U CN201320370811 U CN 201320370811U CN 203388888 U CN203388888 U CN 203388888U
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- percussion
- needle tubing
- biopsy device
- handle
- button
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- 238000009527 percussion Methods 0.000 claims description 196
- 230000000694 effects Effects 0.000 claims description 7
- 238000010304 firing Methods 0.000 abstract description 15
- 238000005070 sampling Methods 0.000 abstract description 15
- 210000003811 finger Anatomy 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 210000003734 kidney Anatomy 0.000 description 3
- 210000004185 liver Anatomy 0.000 description 3
- 210000002307 prostate Anatomy 0.000 description 3
- 210000001519 tissue Anatomy 0.000 description 3
- 206010028980 Neoplasm Diseases 0.000 description 2
- 206010068771 Soft tissue neoplasm Diseases 0.000 description 2
- 210000000481 breast Anatomy 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 210000005224 forefinger Anatomy 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 210000001165 lymph node Anatomy 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 210000004872 soft tissue Anatomy 0.000 description 2
- 210000000952 spleen Anatomy 0.000 description 2
- 210000003813 thumb Anatomy 0.000 description 2
- 108010022579 ATP dependent 26S protease Proteins 0.000 description 1
- 208000032843 Hemorrhage Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 210000004027 cell Anatomy 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 210000005075 mammary gland Anatomy 0.000 description 1
- 238000002558 medical inspection Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 210000001672 ovary Anatomy 0.000 description 1
- 210000000496 pancreas Anatomy 0.000 description 1
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- 210000001550 testis Anatomy 0.000 description 1
- 210000001685 thyroid gland Anatomy 0.000 description 1
- 210000004291 uterus Anatomy 0.000 description 1
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Abstract
The utility model relates to a biopsy device. The biopsy device comprises a needle tube, a needle tube seat, a handle, a handle cover, a safety device, a needle core and a firing switch; the handle is provided with a slide way, and a positioning clip is arranged on the slide way; the needle tube seat is limited on the slide way in a sliding manner; a spring guide post is fixedly arranged on the top of the handle, a spring is mounted between the spring guide post and the needle tube seat, and the needle core penetrates through the spring guide post, the spring, the needle tube seat and the needle tube to be arranged; the firing switch is fixedly arranged on the top end of the needle core, a firing post in parallel with the needle core is fixedly arranged on the bottom surface of the firing switch, and a firing head is arranged corresponding to the positioning clip on the backside of the slide way; the safety device is arranged on the firing switch and comprises a safety post and a firing button, the safety post supports the bottom surface of the firing switch and the top surface of the handle, and the safety post is used for preventing the loosing of the positioning clip caused by firing the firing head; the firing button is movably fixed on the bottom of the firing switch and is matched with the safety post to control the safety post to support or move away between the bottom surface of the firing switch and the top surface of the handle. The biopsy device can effectively avoid the occurrence of mistaken firing during sampling.
Description
Technical field
This utility model relates to a kind of biopsy device, especially relates to a kind of biopsy device with percussion discharge cock flexible while using.
Background technology
Biopsy device is a kind of medical apparatus and instruments, is applicable to the multiple organs such as kidney, liver, lung, mammary gland, thyroid, prostate, pancreas, testis, uterus, ovary, body surface, can be used for living tissue sampling, the absorption cell of cone tumor and not clear kind of tumor etc.Utilize outer pin detachable, injectable hemorrhage and treatment etc.There is light and handy, compact feature, easy to use.
After but existing biopsy device often easily winds up because of biopsy device in use, there is no fixedly biopsy device of effective safety, cause the situation that mistakenly hit is sent out to occur; In addition, the installation of the needle tubing of biopsy device and be arranged on use after can not carry out several work, need to again carry out the puncture operation of biopsy device; Existing biopsy device, due to the imperfection of its 26S Proteasome Structure and Function, easily makes operator that operational error occurs, and can not reduce patient's Biopsy number of times, and this has not only greatly reduced the efficiency of biopsy operation, a kind of injury to patient especially simultaneously.
Utility model content
The technical problem that this utility model solves is to provide a kind of biopsy device, makes operator conveniently get exactly biopsy sample, has avoided mistakenly hit to send out and affect the generation of sampling situation.
Technical solution of the present utility model is:
, wherein, this biopsy device comprises: needle tubing, needle tubing seat, handle, handle cover, safety, nook closing member and percussion switch;
Described handle cover is fixed to described handle upper surface, and described needle tubing is fixed on described needle tubing seat bottom;
Described handle is that both sides have and can, through the circular hole of finger, be provided with slideway, and described slideway be provided with locator card described in two between circular hole; Described needle tubing seat can be spacing on described slideway slidably, and the described needle tubing seat one side corresponding described locator card close with described slideway is provided with location division;
Described handle top is fixed with spring lead, between this spring lead and described needle tubing seat, spring is installed, and described nook closing member wears described spring lead, spring, needle tubing seat and needle tubing;
Described nook closing member top is fixed with percussion switch, described percussion switch is provided with the platform that the enough palms of the hand of an energy are pressed, one percussion post is parallel to the bottom surface that described nook closing member is fixed on described percussion switch, this percussion post bottom is provided with percussion head, the locator card setting at this percussion corresponding described slideway back side, in order to discharge by the location division of described locator card buckle; The described slideway back side is provided with through slot, and described percussion head can catch on described needle tubing seat and move up while moving up;
Described percussion switch is provided with safety, and these safety comprise safety pole and percussion button, and described safety pole can be resisted against the end face of described percussion switch bottom surface and handle, in order to stop the percussion of described percussion head to discharge described locator card; The activity of described percussion button is fixed to described percussion switch bottom, and coordinates with described safety pole, is resisted against or gets out of the way between the end face of described percussion switch bottom surface and described handle in order to control described safety pole.
Above-mentioned biopsy device, wherein, the percussion button of described safety is a cylinder, be arranged in an open recess of described percussion switch bottom, and its length is greater than described open recess, the corresponding described percussion button of described safety pole is fixed to the end face of described handle; This percussion button can be in described open recess endwisely slipping or rotation perpendicular to axial direction along described percussion button; This percussion Niu Yi is concaved with a release aperture on side, and the corresponding described safety pole setting of this release aperture, can hold described safety pole.
Above-mentioned biopsy device, wherein, described percussion button is provided with limiting stand in a side relative with described release aperture, and corresponding described limiting stand is provided with spacing conduit in described open recess, described limiting stand can be in described spacing conduit along this percussion button endwisely slip or perpendicular to axial rotation one setpoint distance of this percussion button.
Above-mentioned biopsy device, wherein, the percussion button of described safety is a cylinder, be arranged in an open recess of described percussion switch bottom, and its length is greater than described open recess, described percussion button protrudes from the two ends of described open recess; This percussion button can be in described open recess along this percussion button endwisely slip or perpendicular to the axial rotation of this percussion button; Described safety pole is fixed on wherein one end of described percussion button, and promotion or the described percussion button of rotation perpendicular to axial direction can drive described safety pole to support or do not support described needle tubing seat end face vertically.
Above-mentioned biopsy device, wherein, the other end of described percussion button is fixed with control handle, and in order to promote or to pull, described percussion button slides or rotation.
Above-mentioned biopsy device, wherein, described needle tubing top is fixedly connected with Tou，Gai Rule, Rule head and can be tightened to needle tubing seat bottom.
Above-mentioned biopsy device, wherein, is provided with at least two locator cards at a distance of a setpoint distance in the slideway of described handle, forms at least two gears that wind up.
Above-mentioned biopsy device, wherein, described biopsy device is provided with two gears that wind up, and comprises the half groove gear of 10mm and the tankful gear of 20mm.
Above-mentioned biopsy device, wherein, the needle tubing of described biopsy device is provided with scale.
Above-mentioned biopsy device, wherein, is fixed with the limited support that can dismantle on described handle.
By above explanation, learnt, this utility model has advantages of as follows really:
Needle tubing of the present utility model is fixed on that Tou Shang， Rule, Rule head can connect corresponding other device to inject or extracting liquid.Rule head screws and coordinates with needle tubing seat, and needle tubing seat slides in the slide rail of handle.Mounting spring in the middle of needle tubing seat and spring lead, spring lead is fixed on handle.Nook closing member is fixed on percussion switch, percussion switch and needle tubing seat matched in clearance, and percussion switch slides in the chute of handle, pulls percussion switch to drive the slip of needle tubing seat, Compress Spring, makes nook closing member, needle tubing in the state of winding up.Trigger percussion switch, needle tubing triggers, and completes sampling.Safety are arranged on percussion switch, adopt push-and-pull or rotate 2 kinds of different modes and limited the movement of percussion switch, thereby playing the effect of security insurance.Limited support is arranged on handle, in operation the nook closing member of whole biopsy device, needle tubing is played to position-limiting action.
This utility model is for obtaining biopsy from the soft tissues such as liver, kidney, prostate, breast, spleen, lymph node or various soft-tissue tumor.Object is that this utility model, by the design of safety and limited support, has avoided mistakenly hit to send out and affect the generation of sampling situation in order to make operator conveniently get exactly biopsy sample.When taking out biopsy device, by operation Rule head, needle tubing can be stayed sample position, convenient simultaneously.Secondly, this biopsy device can allow operator's one hand operate, and makes sampling operation simpler, smooth and easy.
Accompanying drawing explanation
Fig. 1 is the package assembly schematic diagram of biopsy device of the present utility model;
Fig. 2 is the decomposition texture schematic diagram of biopsy device of the present utility model;
Fig. 3 is the structural representation of the safety that move of biopsy device push-and-pull of the present utility model;
Fig. 4 is the structural representation of the safety that rotatablely move of biopsy device of the present utility model;
Fig. 5 is fixed with the structural representation of safety pole on the percussion button of biopsy device of the present utility model;
Fig. 6 is the handled percussion button structure of the tool of biopsy device of the present utility model schematic diagram one;
Fig. 7 is the handled percussion button structure of the tool of biopsy device of the present utility model schematic diagram two.
Main element label declaration:
This utility model:
1: handle cover 2: handle 21: slideway
22: locator card 23: circular hole 3: needle tubing seat
4: needle tubing 41: Rule 5: nook closing member
6: spring lead 7: spring 8: percussion switch
81: percussion post 811: percussion 82: open recess
821: spacing conduit
9: limited support 10: percussion button 101: limiting stand
102: release aperture 103: safety pole B: control handle
The specific embodiment
A kind of biopsy device of the present utility model, it preferably comprises: needle tubing, needle tubing seat, handle, handle cover, safety, nook closing member and percussion switch; Described handle cover is fixed to described handle upper surface, and described needle tubing is fixed on described needle tubing seat bottom; Described handle is that both sides have and can, through the circular hole of finger, be provided with slideway, and described slideway be provided with locator card described in two between circular hole; Described needle tubing seat can be spacing on described slideway slidably, and the described needle tubing seat one side corresponding described locator card close with described slideway is provided with location division; Described handle top is fixed with spring lead, between this spring lead and described needle tubing seat, spring is installed, and described nook closing member wears described spring lead, spring, needle tubing seat and needle tubing; Described nook closing member top is fixed with percussion switch, described percussion switch is provided with the platform that the enough palms of the hand of an energy are pressed, one percussion post is parallel to the bottom surface that described nook closing member is fixed on described percussion switch, this percussion post bottom is provided with percussion head, this excites a locator card setting at the corresponding described slideway back side, in order to discharge by the location division of described locator card buckle; The described slideway back side is provided with through slot, and described percussion head can catch on described needle tubing seat and move up while moving up; Described percussion switch is provided with safety, and these safety comprise safety pole and percussion button, and described safety pole can be resisted against the end face of described percussion switch bottom surface and handle, in order to stop the percussion of described percussion head to discharge described locator card; The activity of described percussion button is fixed to described percussion switch bottom, and coordinates with described safety pole, in order to control described safety pole, is resisted against or gets out of the way between described percussion switch bottom surface and the end face of described handle.
This utility model is for obtaining biopsy from the soft tissues such as liver, kidney, prostate, breast, spleen, lymph node or various soft-tissue tumor.Make operator conveniently get exactly biopsy sample, increased insurance and spacing design, avoided mistakenly hit to send out and affect the generation of sampling situation.By the described safety that are mounted on percussion switch, can make the operation of biopsy device safer, simultaneously also more convenient, smooth and easy.
For technical characterictic of the present utility model, object and effect being had more clearly, understand, now contrast accompanying drawing the specific embodiment of the present utility model is described.
As shown in Figures 1 and 2, be the better embodiment of a kind of biopsy device of the present utility model, wherein, this biopsy device comprises: needle tubing 4, needle tubing seat 3, handle 2, handle cover 1, safety, nook closing member 5 and percussion switch 8; Described handle cover 1 is fixed to described handle 2 upper surfaces, and its fixed form can be by the various conventional modes such as fastenings, and this handle cover 1 is in order to encapsulate and the guard bit movable part such as the needle tubing seat 3 of portion and spring 7 in the inner.Described needle tubing 4 is fixed on described needle tubing seat 3 bottoms, makes needle tubing seat 3 can drive needle tubing 4 to move when sliding; Described handle 2 can pass for both sides have the circular hole 23 of pointing, identical with conventional biopsy device, operator are by forefinger and middle finger (or nameless) are fastened to two circular holes 23, and prop up described percussion switch 8 by palm of the hand correspondence, thereby hold this biopsy device with a firm grip; Specifically further, described circular hole 23 inner surfacies can be smooth arc-shaped surface, make finger can not block because of the seamed edge of circular hole 23 and feel uncomfortable when fastening circular hole 23.Described in two, between circular hole 23, be provided with slideway 21, and described slideway 21 is provided with locator card 22; Described needle tubing seat 3 can be spacing on described slideway 21 slidably, and the described needle tubing seat 3 one side corresponding described locator card 22 close with described slideway 21 is provided with location division; Needle tubing seat 3 is spacing to described slideway 21 by conventional slideway 21 fit structures, simultaneously, the locator card 22 of corresponding described slideway 21 bottoms, location division at the back side of needle tubing seat 3 interacts, described locator card 22 is for having elastic coupler construction, when needle tubing seat 3 upward slidings are during to locator card 22, be pressed through after locator card 22, locator card 22 just can lock location division up again, makes it can not down sliding; And by external force, stirred and decontrol behind location division when described locator card 22, just can discharge described location division, make the needle tubing seat 3 can down sliding.
Meanwhile, the top of described handle 2 is fixed with spring lead 6, between this spring lead 6 and described needle tubing seat 3, spring 7 is installed, and described nook closing member 5 wears described spring lead 6, spring 7, needle tubing seat 3 and needle tubing 4; Concrete, the only face of handle 2 is extruded with a top platform, and as shown in the figure, spring lead 6 is fixed on described handle 2 by the mode (or other fixed forms) being fixed, thereby makes spring 7 have a fixing top.Spring 7 is arranged between needle tubing seat 3 and spring lead 6, nook closing member 5 is arranged in above-mentioned parts, whereby, described needle tubing seat 3 can be along slideway 21 and nook closing member 5 the active force lower slider at spring 7, spring 7 is in order to apply the elastic force (winding up) of reset to needle tubing seat 3.By the effect of spring 7, coordinate the locator card 22 in the slideway 21 of handle 2, realize the function of winding up of biopsy device, after locator card 22 is by percussion, needle tubing seat 3 puncture and cuts sample tissue.
Described nook closing member 5 tops are fixed with percussion switch 8, described percussion switch 8 is provided with the platform that the enough palms of the hand of an energy are pressed, one percussion post 81 is parallel to the bottom surface that described nook closing member 5 is fixed on described percussion switch 8, this percussion Zhu81 bottom is provided with percussion 811, this excites a locator card at corresponding described slideway 21 back sides 22 to arrange, in order to discharge by the location division of described locator card 22 buckles; Described slideway 21 back sides are provided with through slot, can catch on described needle tubing seat 3 and move up when described percussion 811 moves up; Operator, by this percussion switch 8 of push-and-pull, drive described percussion post 81 to move up and down, and the percussion of percussion on post 81 811 caught on described needle tubing seat 3 and together moved up in up process; Under the state of winding up, when this percussion post 81 is moved down, described percussion 811 is after moving a certain distance (being generally to move to percussion switch 8 bottom surfaces to contact with the end face of handle 2), described percussion 811 touching are also outwards pushed described locator card 22, make locator card 22 decontrol the location division at needle tubing seat 3 back sides, whereby, needle tubing seat 3 can move down.
Described percussion switch 8 is provided with safety, these safety comprise safety pole 103 and percussion button 10, described safety pole 103 can be resisted against the end face of described percussion switch 8 bottom surfaces and handle 2, and the length of described safety pole 103 can make described percussion 811 touching less than described locator card 22, in order to stop described percussion 811 percussion to discharge described locator card 22, thereby cannot trigger the firing action of biopsy device; Described percussion button 10 activities are fixed to described percussion switch 8 bottoms, and coordinate with described safety pole 103, in order to control described safety pole 103, are resisted against between described percussion switch 8 bottom surfaces and the end face of handle 2.By operating this percussion button 10 actions, described safety pole 103 is resisted against between described percussion switch 8 bottom surfaces and the end face of handle 2 simultaneously, make to keep between two faces the isolation of a setpoint distance, stop trigger switch to contact with described locator card 22, keep the state of not pulling the trigger; Or make not exist and stop between described percussion switch 8 bottom surfaces and the end face of handle 2, get out of the way two surfaces, make can directly contact after two surperficial move toward one another, thereby percussion switch 8 can be moved downward by percussion, and described percussion 811 can be touched and push described locator card 22 and pull the trigger this biopsy device.
Please refer to shown in Fig. 2, Fig. 3 and Fig. 4, biopsy device of the present utility model, it is preferably in embodiment, the percussion button 10 of described safety is a cylinder, be arranged in an open recess 82 of described percussion switch 8 bottoms, and its length is greater than described open recess 82, make this cylinder have at least one end can give prominence to this open recess 82 two ends, formation can be convenient to people's hand-guided control part.Further, the openings of sizes of described open recess 82 is less than the diameter of described percussion button 10, makes to pull the trigger being stuck in this open recess 82 that button 10 can be firm, and is unlikely to come off.The corresponding described percussion button 10 of described safety pole 103 is fixed to the end face of described handle 2; This percussion button 10 can be in interior the endwisely slipping or rotation perpendicular to axial direction along described percussion button 10 of described open recess 82; On this percussion button 10Yi side, be concaved with a release aperture 102, the corresponding described safety pole 103 of this release aperture 102 arranges, and can hold described safety pole 103.As shown in the figure, when described percussion button 10 is can axially be promoted by left and right along it time, in the coverage being promoted back and forth at described percussion button 10, be provided with two discharge cock states, one is when described release aperture 102 is aimed at described safety pole 103, thereby this safety pole 103 can be received to described release aperture 102 to the interior movement of release aperture 102, thereby reach the object of cancelling insurance; Another is when described release aperture 102 staggers with described safety pole 103, if percussion switch 8 moves downward, described safety pole 103 will be supported the lower surface of described percussion button 10, make percussion switch 8 cannot continue to move downward, thereby needle tubing seat 3 cannot be pulled the trigger, reach the object of opening safety.In like manner, if described percussion button 10 is vertical its structure axially rotating, first be, when the release aperture 102 of described percussion button 10 is rotated to punctual with 103 pairs of described safety poles, thereby this safety pole 103 can be received to described release aperture 102 to the interior movement of release aperture 102, allow percussion switch 8 to move downward ultimate range, thereby reach the object of cancelling insurance; Next is, when the described percussion button 10 of rotation, when described release aperture 102 is staggered with described safety pole 103, if percussion switch 8 moves downward, described safety pole 103 will be supported the lower surface of described percussion button 10, make percussion switch 8 cannot continue to move downward, thereby percussion switch 8 cannot be pulled the trigger, reach the object of opening safety.
Shown in Fig. 2, Fig. 3 and Fig. 4, biopsy device of the present utility model as above, in preferred embodiment, described percussion button 10 is provided with limiting stand 101 in a side relative with described release aperture 102, and the described limiting stand 101 of the interior correspondence of described open recess 82 is provided with spacing conduit 821, described limiting stand 101 can in described spacing conduit 821 interior along this percussion button 10 endwisely slip or perpendicular to axial rotation one setpoint distance of this percussion button 10.Concrete, as shown in Figure 3, corresponding percussion button 10 is along its on-off mode in axial sliding, 101 corresponding strips of described limiting stand along its axially extended spacing conduit 821, when percussion button 10 left and right move around, 101 of this limiting stands are passed in the interior left and right of this spacing conduit 821, make to pull the trigger that button 10 is spacing in the setpoint distance of this conduit, moves, and can not depart from this percussion switch 8.On the other hand, as shown in Figure 4, the on-off mode that corresponding percussion button 10 is vertical axial rotation, this spacing conduit 821 is the spacing conduit 821 of offering along the arc surface of open recess 82 medial surface, the scope that this limiting stand 101 is set in the interior lateral rotation one of this spacing conduit 821, meanwhile, this percussion button 10 can not be endwisely slipped along it.
See also shown in Fig. 5 and Fig. 7, biopsy device of the present utility model, it is preferably in another embodiment, the percussion button 10 of described safety is a cylinder, be arranged in an open recess 82 of described percussion switch 8 bottoms, and its length is greater than described open recess 82, described percussion button 10 protrudes from described open recess 82 two ends, and wherein one end forms and can be convenient to people's hand-guided control part.Further, the openings of sizes of described open recess 82 is less than the diameter of described percussion button 10, makes to pull the trigger being stuck in this open recess 82 that button 10 can be firm, and is unlikely to come off.This percussion button 10 can in described open recess 82 interior along this percussion button 10 endwisely slip or perpendicular to the axial rotation of this percussion button 10; Described safety pole 103 is fixed on wherein one end of described percussion button 10, and promotion or the described percussion button 10 of rotation perpendicular to axial direction can drive described safety pole 103 to support or get out of the way between the end face and percussion switch 8 bottom surfaces of described handle 2 vertically.As shown in the figure, when described percussion button 10 is can axially be promoted by left and right along it time, in the coverage being promoted back and forth at described percussion button 10, be provided with two discharge cock states, one is when described safety pole 103 is pushed into the position outside the end face that leaves described handle 2, this safety pole 103, not at the end face that can support handle 2, cancels thereby reach the object of insuring; Another is when described safety pole 103 can be pulled in the scope of the end face of aiming at described handle 2, if percussion switch 8 moves downward, described safety pole 103 will be supported the end face of described handle 2, make percussion switch 8 cannot continue to move downward, thereby needle tubing seat 3 cannot be pulled the trigger, reach the object of opening safety.In like manner, if described percussion button 10 is vertical its structure axially rotating, first be, safety pole 103 on described percussion button 10 is rotated when being parallel to the end face of described handle 2, this safety pole 103 can not will support the distance an of necessity between the bottom surface of the end face of handle 2 and percussion switch 8, thereby allow percussion switch 8 to move downward ultimate range, and reach, cancel the object that insurance can make needle tubing 4 be pulled the trigger; Next is, when the described percussion button 10 of rotation, make described safety pole 103 when aiming at the end face of described handle 2, if percussion switch 8 moves downward, described safety pole 103 will be supported the end face of described handle 2, make percussion switch 8 cannot continue to move downward, thereby needle tubing seat 3 cannot be pulled the trigger, reach the object of opening safety.
Biopsy device of the present utility model as above, its preferably, the other end of described percussion button 10 is fixed with control handle B, in order to promote or to pull described percussion button 10, slides or rotation.Please refer to shown in Fig. 6 and Fig. 7, be provided with after control handle B, can be convenient to the rotation of percussion button 10 and push-and-pull operation, convenient while making operator operate these safety.Be particularly suitable for rotary-type percussion button 10, with thumb, stir gently the operation that can realize opening and closing safety.
Please refer to shown in Fig. 2, biopsy device of the present utility model as above, preferably, described needle tubing 4 tops are fixedly connected with Tou41，Gai Rule, Rule 41 and can be tightened to needle tubing seat 3 bottoms.The top of needle tubing 4 is fixed on to adopt between Tou41Shang， Rule, Rule 41 and needle tubing seat 3 revolves friction tight mode and fixes; In addition, the needle tubing 4 that Rule 41 is installed also can connect corresponding other device to inject or extracting liquid, makes the purposes variation of needle tubing 4.In specific operation process, biopsy device completes after sampling operation, and operator selectable is selected rotation needle tubing Rule 41, and needle tubing 4 and biopsy device are thrown off, and takes out biopsy device, from nook closing member 5 sampling grooves, takes out samples; And needle tubing 4 is also kept somewhere in sampling tissue place, can carry out aspiration sample, the repeatedly operation such as sampling.Or biopsy device completes after sampling operation, operator selectable is selected direct taking-up biopsy device, and rotation Rule 41 is taken off needle tubing 4 and taken out samples.Also can after having winded up, release nook closing member 5 again for biopsy device winds up, take out sample.Split type needle tubing makes operation more easy and diversified.
Biopsy device of the present utility model as above, it preferably in embodiment, is provided with at least two locator cards 22 at a distance of a setpoint distance in the slideway 21 of described handle 2, forms at least two gears that wind up.In order to adapt to the demand of different biopsy operations, effectively control the size of the amount of sample collection.
Its preferably, described biopsy device can be provided with two gears that wind up, the concrete half groove gear that can comprise 10mm and the tankful gear of 20mm.Above-mentioned gear is the sample length that biopsy device is comparatively conventional, and biopsy device of the present utility model can be realized the operation of above-mentioned different sample lengths with a biopsy device, for medical inspection work brings great convenience, reduced cost.Certainly, sample length can be set according to real needs, not as limit.
Biopsy device of the present utility model as above, in its preferred embodiment, the needle tubing 4 of described biopsy device is provided with scale.On needle tubing 4, be provided with scale, can facilitate the degree of depth that accurately judges inserting needle; Especially when adopting ultrasonic development technology, accurate location during more convenient inserting needle.
Biopsy device of the present utility model as above, in its preferred embodiment, is fixed with the limited support 9 that can dismantle on described handle 2.In general operation use, have with needs and adopt limited support 9 to prevent that inserting needle from crossing the problems such as dark, limited support 9 of the present utility model adopts easy-to-dismount modes (such as modes such as buckles) to be fixed to handle 2 bottoms, and convenient operation person optionally used.
The above-mentioned wherein a kind of preferably embodiment of take is example, when biopsy device of the present utility model is used, operator takes out biopsy device, left hand is held handle 2, the right hand is held percussion switch 8, opposite direction to needle core tip pulls percussion switch 8, hears that after sound (being that locator card 22 blocks location division), biopsy device winds up.Biopsy device 2 gears that winded up, the length 10mm of corresponding biopsy sampling groove, 20mm.After having winded up, by operation safety, promote or rotation percussion button, can lockedly insure, make the safe condition of biopsy device in not pulling the trigger.During biopsy sampling, require one-handed performance, the circular hole 23 that is passed biopsy device handle Φ 21.5mm by right hand forefinger and middle finger fastens handle, again oppositely promotes or rotation percussion button, opens insurance, hand thumb promotes percussion switch, and percussion biopsy device carries out sampling operation.
The foregoing is only the schematic specific embodiment of this utility model, not in order to limit scope of the present utility model.Any those skilled in the art, is not departing from equivalent variations and the modification of having done under the prerequisite of design of the present utility model and principle, all should belong to the scope of this utility model protection.
Claims (10)
1. a biopsy device, is characterized in that, this biopsy device comprises: needle tubing, needle tubing seat, handle, handle cover, safety, nook closing member and percussion switch;
Described handle cover is fixed to described handle upper surface, and described needle tubing is fixed on described needle tubing seat bottom;
Described handle is that both sides have and can, through the circular hole of finger, be provided with slideway, and described slideway be provided with locator card described in two between circular hole; Described needle tubing seat can be spacing on described slideway slidably, and the described needle tubing seat one side corresponding described locator card close with described slideway is provided with location division;
Described handle top is fixed with spring lead, between this spring lead and described needle tubing seat, spring is installed, and described nook closing member wears described spring lead, spring, needle tubing seat and needle tubing;
Described nook closing member top is fixed with percussion switch, described percussion switch is provided with the platform that the enough palms of the hand of an energy are pressed, one percussion post is parallel to the bottom surface that described nook closing member is fixed on described percussion switch, this percussion post bottom is provided with percussion head, the locator card setting at this percussion corresponding described slideway back side, in order to discharge by the location division of described locator card buckle; The described slideway back side is provided with through slot, and described percussion head can catch on described needle tubing seat and move up while moving up;
Described percussion switch is provided with safety, and these safety comprise safety pole and percussion button, and described safety pole can be resisted against the end face of described percussion switch bottom surface and handle, in order to stop the percussion of described percussion head to discharge described locator card; The activity of described percussion button is fixed to described percussion switch bottom, and coordinates with described safety pole, is resisted against or gets out of the way between the end face of described percussion switch bottom surface and described handle in order to control described safety pole.
2. biopsy device as claimed in claim 1, it is characterized in that, the percussion button of described safety is a cylinder, is arranged in an open recess of described percussion switch bottom, and its length is greater than described open recess, the corresponding described percussion button of described safety pole is fixed to the end face of described handle; This percussion button can be in described open recess endwisely slipping or rotation perpendicular to axial direction along described percussion button; This percussion Niu Yi is concaved with a release aperture on side, and the corresponding described safety pole setting of this release aperture, can hold described safety pole.
3. biopsy device as claimed in claim 2, it is characterized in that, described percussion button is provided with limiting stand in a side relative with described release aperture, and corresponding described limiting stand is provided with spacing conduit in described open recess, described limiting stand can be in described spacing conduit along this percussion button endwisely slip or perpendicular to axial rotation one setpoint distance of this percussion button.
4. biopsy device as claimed in claim 1, it is characterized in that, the percussion button of described safety is a cylinder, is arranged in an open recess of described percussion switch bottom, and its length is greater than described open recess, described percussion button protrudes from the two ends of described open recess; This percussion button can be in described open recess along this percussion button endwisely slip or perpendicular to the axial rotation of this percussion button; Described safety pole is fixed on wherein one end of described percussion button, and promotion or the described percussion button of rotation perpendicular to axial direction can drive described safety pole to support or do not support described needle tubing seat end face vertically.
5. biopsy device as claimed in claim 4, is characterized in that, the other end of described percussion button is fixed with control handle, and in order to promote or to pull, described percussion button slides or rotation.
6. the biopsy device as described in claim 1 to 5 any one, is characterized in that, described needle tubing top is fixedly connected with Tou，Gai Rule, Rule head and can be tightened to needle tubing seat bottom.
7. biopsy device as claimed in claim 6, is characterized in that, in the slideway of described handle, at a distance of a setpoint distance, is provided with at least two locator cards, forms at least two gears that wind up.
8. biopsy device as claimed in claim 7, is characterized in that, described biopsy device is provided with two gears that wind up, and comprises the half groove gear of 10mm and the tankful gear of 20mm.
9. biopsy device as claimed in claim 8, is characterized in that, the needle tubing of described biopsy device is provided with scale.
10. biopsy device as claimed in claim 9, is characterized in that, is fixed with the limited support that can dismantle on described handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320370811.1U CN203388888U (en) | 2013-06-26 | 2013-06-26 | Biopsy device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320370811.1U CN203388888U (en) | 2013-06-26 | 2013-06-26 | Biopsy device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203388888U true CN203388888U (en) | 2014-01-15 |
Family
ID=49900453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320370811.1U Withdrawn - After Issue CN203388888U (en) | 2013-06-26 | 2013-06-26 | Biopsy device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203388888U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103315778A (en) * | 2013-06-26 | 2013-09-25 | 德迈特医学技术（北京）有限公司 | Biopsy device |
| CN105520756A (en) * | 2014-09-29 | 2016-04-27 | 德昌电机(深圳)有限公司 | Driving device for medical equipment |
| CN111345856A (en) * | 2020-04-13 | 2020-06-30 | 苏州市立普医疗科技有限公司 | Disposable biopsy needle |
| WO2021207877A1 (en) * | 2020-04-13 | 2021-10-21 | 苏州市立普医疗科技有限公司 | Disposable biopsy needle |
-
2013
- 2013-06-26 CN CN201320370811.1U patent/CN203388888U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103315778A (en) * | 2013-06-26 | 2013-09-25 | 德迈特医学技术（北京）有限公司 | Biopsy device |
| CN103315778B (en) * | 2013-06-26 | 2015-03-25 | 德迈特医学技术（北京）有限公司 | Biopsy device |
| CN105520756A (en) * | 2014-09-29 | 2016-04-27 | 德昌电机(深圳)有限公司 | Driving device for medical equipment |
| CN105520756B (en) * | 2014-09-29 | 2020-03-31 | 德昌电机(深圳)有限公司 | Drive device for medical equipment |
| CN111345856A (en) * | 2020-04-13 | 2020-06-30 | 苏州市立普医疗科技有限公司 | Disposable biopsy needle |
| WO2021207877A1 (en) * | 2020-04-13 | 2021-10-21 | 苏州市立普医疗科技有限公司 | Disposable biopsy needle |
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| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140115 Effective date of abandoning: 20150325 |
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| RGAV | Abandon patent right to avoid regrant |