CN109646061A - There are two types of the biopsy needles of excitation form for tool - Google Patents
There are two types of the biopsy needles of excitation form for tool Download PDFInfo
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- CN109646061A CN109646061A CN201910135060.7A CN201910135060A CN109646061A CN 109646061 A CN109646061 A CN 109646061A CN 201910135060 A CN201910135060 A CN 201910135060A CN 109646061 A CN109646061 A CN 109646061A
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- 230000005284 excitation Effects 0.000 title claims abstract description 112
- 238000001574 biopsy Methods 0.000 title claims abstract description 51
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 20
- 239000002344 surface layer Substances 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 5
- 230000002035 prolonged effect Effects 0.000 claims 1
- 230000003902 lesion Effects 0.000 abstract description 7
- 230000010485 coping Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 230000001360 synchronised effect Effects 0.000 abstract description 2
- 230000001960 triggered effect Effects 0.000 abstract 1
- 238000004804 winding Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 210000001519 tissue Anatomy 0.000 description 3
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 206010028980 Neoplasm Diseases 0.000 description 1
- 235000005121 Sorbus torminalis Nutrition 0.000 description 1
- 244000152100 Sorbus torminalis Species 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 210000004027 cell Anatomy 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 210000003734 kidney Anatomy 0.000 description 1
- 210000004185 liver Anatomy 0.000 description 1
- 210000001165 lymph node Anatomy 0.000 description 1
- 210000005075 mammary gland Anatomy 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 210000004126 nerve fiber Anatomy 0.000 description 1
- 238000010827 pathological analysis Methods 0.000 description 1
- 230000007170 pathology Effects 0.000 description 1
- 210000002307 prostate Anatomy 0.000 description 1
- 238000012163 sequencing technique Methods 0.000 description 1
- 210000004872 soft tissue Anatomy 0.000 description 1
- 210000000952 spleen Anatomy 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 210000001685 thyroid gland Anatomy 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/02—Instruments for taking cell samples or for biopsy
- A61B10/0233—Pointed or sharp biopsy instruments
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- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Pathology (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
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- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The present invention relates to the field of medical instrument technology, and particularly there are two types of the biopsy needle of excitation form, the biopsy needle, including wind up component and excitation components for a kind of tool；The component that winds up include first wind up button, second wind up button, first button that winds up is connect with outer needle, and second button that winds up is connect with interior needle, and excitation component includes the first impeller, the second impeller, an excitation apparatus and secondary excitation device；Excitation apparatus includes the rear excitation button for the first impeller and the synchronous triggering of the second impeller；Secondary excitation device includes the first press section and the second press section gradually triggered for the first impeller and the second impeller.Biopsy needle of the invention, collect the primary functional form for exciting and exciting twice in together, two kinds of mode of excitation can switch at any time, doctor is solved when coping with very complicated lesion environment, the problem of biopsy needle of which kind of mode of excitation of the selection, can at any time freely the most biopsy scheme of most suitable patient in time is provided.
Description
Technical field
The present invention relates to the field of medical instrument technology, and particularly there are two types of the biopsy needles of excitation form for a kind of tool.
Background technique
Tissue tumor is the disease for seriously endangering human health and life, and disease incidence is gradually increasing in recent years, and is fallen ill year
Age is gradually reduced, and correctly judgement has important influence as early as possible.Correctly diagnosis needs clinical, image and pathology three to combine,
In, pathological diagnosis plays key effect to the selection of therapeutic scheme, and aspiration biopsy is to obtain the main path of tissue samples.
Biopsy product is divided into hand biopsy needle, motor-driven integral type, motor-driven assembled, wherein motor-driven integral type is divided into again
Excitation twice and once two kinds of functional forms of excitation.Currently, the biopsy needle of existing motor-driven integral type, function is single one
Secondary excitation either single excitation twice, in numerous lesions positions, such as: thyroid gland, prostate, liver, kidney, mammary gland,
The positions such as spleen lymph node soft tissue, the lesions position structure of each patient are also to be not quite similar, and also can in surgical procedure
Occur different emergency cases at any time, such as different parts blood vessel to the distance of lesion distance, nerve fiber to diseased region away from
From, above each factor can all cause surgical staff occur in the selection of the biopsy needle of different function whether suitable problem.
It follows that being needed at present a kind of simultaneous to meet numerous lesions positions uses and being applicable in various emergency cases
Care for the cell taking gun of a variety of excitation forms.
Summary of the invention
It, can to reach a kind of biopsy needle in view of this, the present invention provides a kind of tool there are two types of the biopsy needle of excitation form
The purpose of a variety of excitation forms is provided.
To achieve the above object, providing a kind of tool according to the present invention, there are two types of the biopsy needles of excitation form, including interior needle
It further include wind up component and excitation component with the outer needle being set in outside the interior needle；The component that winds up winds up including first
Button, second are winded up button and limited block, and described first button that winds up is connect with the tail end of the outer needle, described second wind up by
Button is connect with the tail end of the interior needle, described first wind up button and described second wind up button far from the interior needle one end
Be respectively equipped with grab, set on the limited block there are two for the bayonet that be clamped with the grab, described first wind up button with
Described second wind up button pass through respectively excitation pressure spring connect with the limited block；It is described excitation pressure spring ejection direction with it is described
The inserting needle direction of biopsy needle is consistent；The excitation component includes the first impeller, the second impeller, an excitation apparatus and secondary
Excitation apparatus；First impeller is equipped with to wind up the push plate that the grab on button is oppositely arranged with described first, and described the
Two impellers are equipped with to wind up the push plate that the grab on button is oppositely arranged with described second, and the push plate is for pushing the card
Hook is mobile, separates the grab with the bayonet, the bottom of first impeller and second impeller is separately connected
Sliding rail, the front end of the sliding rail are equipped with anticreep baffle, and tail end is equipped with pushing plate, first impeller in the anticreep baffle and
There is the first sliding stroke between the pushing plate；Second impeller has between the anticreep baffle and the pushing plate
There is the second sliding stroke；Described two sliding strokes are oriented parallel to the inserting needle direction；Excitation apparatus includes
For the rear excitation button of first impeller triggering synchronous with second impeller, button is excited to pass through connection after described
Device is connect with the sliding rail；The secondary excitation device includes successive for first impeller and second impeller
First press section and the second press section of excitation.
Optionally, the biopsy needle further includes shell, and the shell includes pedestal and upper cover, and the pedestal is buckled on described
It covers to surround chamber；The limited block, the excitation pressure spring, first impeller and second impeller are set to
In the chamber, and it is located on the pedestal；Described first winds up button and described second button part that winds up protrudes into the chamber
Interior, the shell are equipped with the through-hole for installing the rear excitation button, and first press section and the second press section are set
In on the upper lid.
Optionally, the attachment device includes button spring and push rod；The push rod has parallel two-arm, the two-arm
First end interconnects；It is connected between excitation button and the limited block by the button pressure spring after described；The push rod two
The first end of arm with it is described after excitation button be fixedly connected, the second end of the two-arm respectively with first impeller and described
The sliding rail of second impeller connects.
Optionally, the top that first impeller and second impeller are located in the upper cover is equipped with window, institute
It states and is respectively equipped with the first elastic piece and the second elastic piece on window；First elastic piece is connect with first press section, institute
The second elastic piece is stated to connect with second press section.
Optionally, an excitation apparatus further includes side excitation button, and a wherein arm for the push rod is equipped with to remote
From the connecting plate that the rear excitation push-button extends, one end of the separate push rod of the connecting plate and side excitation are pressed
The free end of button connection, the side excitation button is located at the outside of the shell.
Optionally, extension with outward extension on the pedestal, the extending part wind up button in described first
It winds up with described second the lower section of button, the extension is equipped with front shroud and end is equipped with perforation；Described first winds up
Button and described second wind up button bottom be respectively set limit plate, the limit plate winds up button and described with described first
Second, which winds up, has between button and limits interval, and the front shroud is plugged in the interval, on the outer needle and described first
The limit plate of string button bottom connects, and the limit plate that the interior needle winds up button bottom with described second is connect, the interior needle with
The outer needle is pierced by by described.
Optionally, described first wind up button and described second wind up button be equipped with set along the direction of the sliding stroke
The guide plate set, the pedestal are equipped with the guide groove connecting with the guide plate.
Optionally, described first wind up button, second wind up button, first elastic piece and second elastic piece
Surface is respectively equipped with surface layer of carving characters.
Optionally, first sliding stroke is 0.5mm, and second sliding stroke is 0.1mm.
Optionally, first elastic piece and second elastic piece and the upper cover are integrally formed, the side of the window
Edge is equipped with the protective bulkhead of protrusion.
There are two types of the biopsy needles of excitation form for a kind of tool provided by the invention, in use, using the internal needle of the component that winds up and
Outer needle winds up, and later, excites the interior needle for being in state of winding up and outer needle using excitation apparatus, reaches acquisition tissue
Purpose, during biopsy procedure, can be selected according to the operational requirements of aspiration biopsy in the primary of needle and outer needle excite or twice
Excitation.
The biopsy needle collects the primary functional form for exciting and exciting twice in together, and two kinds of mode of excitation can be cut at any time
It changes, solves doctor when coping with very complicated lesion environment, the problem of the biopsy needle of which kind of mode of excitation of the selection, Ke Yisui
The offer of Shi Ziru is most most suitable for the biopsy scheme of patient in time.
Detailed description of the invention
Attached drawing for a better understanding of the present invention, does not constitute an undue limitation on the present invention.Wherein:
Fig. 1 is that there are two types of the structural schematic diagrams of the biopsy needle of excitation form for tool according to an embodiment of the present invention；
Fig. 2 is that there are two types of the explosive views of the biopsy needle of excitation form for tool according to an embodiment of the present invention；
Fig. 3 be tool according to an embodiment of the present invention there are two types of the biopsy needle of excitation form wind up state enclosure interior master
View；
Fig. 4 is the partial enlarged view at the limited block in Fig. 3；
Fig. 5 is the cross-sectional view at the limited block in Fig. 3；
Fig. 6 is that there are two types of the structural schematic diagrams of the push rod of the biopsy needle of excitation form for tool according to an embodiment of the present invention；
Fig. 7 is that there are two types of the structural schematic diagrams of the upper cover of the biopsy needle of excitation form for tool according to an embodiment of the present invention.
Wherein, 1, interior needle；2, outer needle；3, it first winds up button；4, front shroud；5, side excites button；6, pedestal；7, rear to swash
Send out button；8, button pressure spring；9, the first impeller；10, the second impeller；11, upper cover；12, pressure spring is excited；13, it second winds up
Button；14, the first elastic piece；15, the second elastic piece；16, protective bulkhead；17, limited block；18, push plate；19, grab；20, bayonet；
21, sliding rail；22, anticreep baffle；23, pushing plate；24, extension；25, push rod.
Specific embodiment
Below in conjunction with attached drawing, an exemplary embodiment of the present invention will be described, including the various of the embodiment of the present invention
Details should think them only exemplary to help understanding.Therefore, those of ordinary skill in the art should recognize
It arrives, it can be with various changes and modifications are made to the embodiments described herein, without departing from scope and spirit of the present invention.Together
Sample, for clarity and conciseness, descriptions of well-known functions and structures are omitted from the following description.
As shown in figs. 1-7, there are two types of the biopsy needles of excitation form for a kind of tool, including interior needle 1 and are set in outside interior needle 1
Outer needle 2 further includes wind up component and excitation component；The component that winds up include first wind up button 3, second wind up button 13 and limit
Block 17, first button 3 that winds up are connect with the tail end of outer needle 2, and second button 13 that winds up is connect with the tail end of interior needle 1, and first winds up
Button 3 and second wind up button 13 be respectively equipped with grab 19 far from interior 1 one end of needle, set that there are two be used for and card on limited block 17
Hook 19 be clamped bayonet 20, first wind up button 3 and second wind up button 13 respectively by excitation pressure spring 12 and limited block 17 it
Between connect；Excite the ejection direction of pressure spring 12 consistent with the inserting needle direction of biopsy needle.
Excitation component includes the first impeller 9, the second impeller 10, an excitation apparatus and secondary excitation device；First
Impeller 9 is equipped with the push plate 18 that the grab 19 that is winded up on button 3 with first is oppositely arranged, and the second impeller 10 is equipped with and the
Push plate 18 that the grab 19 on button 13 is oppositely arranged that two wind up, push plate 18 make grab 19 and card for pushing grab 19 mobile
Mouth 20 separates, and the bottom of the first impeller 9 and the second impeller 10 is separately connected sliding rail 21, and the front end of sliding rail 21 is equipped with anti-off-gear
Plate 22, tail end are equipped with pushing plate 23, and the first impeller 9 has the first sliding stroke between anticreep baffle 22 and pushing plate 23,
Second impeller 10 has the second sliding stroke between anticreep baffle 22 and pushing plate 23；It is sliding that first sliding stroke is greater than second
Dynamic stroke；Two sliding strokes are oriented parallel to inserting needle direction；As shown in figure 4, the first sliding stroke is d1, the second sliding row
Journey is d2.
Excitation apparatus includes the rear excitation button 7 for 10 simultaneous shot of the first impeller 9 and the second impeller, after
Excitation button 7 is connect by attachment device with sliding rail 21；Secondary excitation device includes being used for the first impeller 9 and the second impeller
10 the first press sections and the second press section successively excited.
The mode of excitation of needle 1 and outer needle 2 includes two kinds in the biopsy needle, is divided into primary excitation and excites twice, two kinds are swashed
Originating party formula can arbitrarily switch use, and when carrying out puncturing operation, suitable excitation side can be selected according to the demand of puncture procedure
Formula.
Preferably, it winds up two grabs 19, phase is arranged in parallel on button 13 up and down respectively in first button 3 and second that winds up
That answers distinguishes two groups of bayonets 20 setting up and down on limited block 17, is respectively set on the first impeller 9 and the second impeller 10
Two push plates 18, this structure make first wind up button 3 and the second state of winding up of button 13 of winding up it is more stable, reduce the several of accidentally excitation
Rate.
As the preferred embodiment of the present embodiment, biopsy needle further includes shell, and shell includes pedestal 6 and upper cover 11, bottom
Seat 6 is buckled in upper cover 11 to surround chamber；Limited block 17, excitation pressure spring 12, the first impeller 9 and the second impeller 10 are all provided with
In in chamber, and it is located on pedestal 6；First winds up button 3 and second button 13 that winds up partially protrudes into chamber, and shell is equipped with
For exciting the through-hole of button 7 after installing, the first press section and the second press section are set in upper cover 11, it is preferable that first winds up
Button 3 and second wind up button 13 be arranged side by side.
Biopsy needle winds up component and the main concentrated setting of excitation component in the chamber of shell, the portion for partially needing to operate
Part is arranged outside shell, or is arranged on shell, including part first winds up button 3 and the second wind up button 13, rear excitation is pressed
Button 7, the first press section and the second press section；It is convenient assembled to each components by the way that shell structure is arranged, meanwhile, shell is to zero
Component plays a protective role；There is shell to be conducive to hold again, facilitate medical staff hand-held when carrying out puncturing operation, convenient for puncturing behaviour
Make；Preferably, anti-skid chequer can be set on the surface layer of shell, avoids the occurrence of hand-held the phenomenon that skidding.
As the preferred embodiment of the present embodiment, attachment device includes button spring and push rod 25；Push rod 25 has flat
The first end of capable two-arm, the two-arm interconnects；It excites between button 7 and limited block 17 and is connected by button pressure spring 8 afterwards；It pushes away
The first end of 25 two-arm of bar is fixedly connected with rear excitation button 7, and the second end of two-arm is pushed with the first impeller 9 and second respectively
The sliding rail 21 of part 10 connects, it is preferable that the second end and sliding rail 21 of push rod 25 are integrally formed.
The purpose of excitation apparatus is that in disposably exciting after exciting button 7 after pressing therefore needle 1 and outer needle 2 lead to
Cross push rod 25 two-arm transmission after excite button 7 thrust, the first impeller 9 and the second impeller 10 can be pushed simultaneously, realize
Primary excitation needs the first inserting needle of interior needle 1, inserting needle after outer needle 2, i.e., the two pop-up opportunity, there are the times in an excitation process
Difference, for up to the purpose, the present embodiment proposes the first sliding stroke setting being greater than the second sliding stroke；When the two-arm of push rod 25 is same
When moved further, push two sliding rails 21 mobile first, the cunning since the second sliding stroke is relatively short, where the second impeller 10
Pushing plate 23 on rail 21 first pushes the second impeller 10 mobile, and the second impeller 10 is made to push the second grab for winding up button 13
19 separate with bayonet 20, excite interior needle 1, make interior needle elder generation inserting needle, and later, the two-arm of push rod 25 continues to drive sliding rail 21 mobile, the
The pushing plate 23 on sliding rail 21 where one impeller 9 first pushes the first impeller 9 mobile, and the first impeller 9 is made to push first
The grab 19 of button 3 of winding up is separated with bayonet 20, excites outer needle 2, makes inserting needle after outer needle, and it is laggard to complete interior needle 1, the elder generation of outer needle 2
Needle, it is preferable that the first sliding stroke d1 is 0.5mm, and the second sliding stroke d2 is 0.1mm.
As the preferred embodiment of the present embodiment, the upper of the first impeller 9 and the second impeller 10 is located in upper cover 11
Side is equipped with window, is respectively equipped with the first elastic piece 14 and the second elastic piece 15 on window；First elastic piece 14 and the first press section
Connection, the second elastic piece 15 are connect with the second press section.Preferably, the first elastic piece 14 and the second elastic piece 15 and upper cover 11 1
Body formed, the edge of window is equipped with the protective bulkhead 16 of protrusion.
The purpose of secondary excitation device excites interior needle 1 and outer needle 2 respectively, and the first elastic piece 14 connects the first press section, the
Two elastic pieces 15 connect the second press section, after being manually pressed by the first elastic piece 14 or the second elastic piece 15, drive the first press section
Or second press section generate corresponding mobile, and then push the first impeller 9 or the second impeller 10, realize in needle 1 or outer needle 2
Excitation.Such as, inclined inclined-plane is set on the first press section and the second press section, on the first impeller 9 and the second impeller 10
Equipped with the corresponding inclined-plane in the first press section and the second press section, when the first press section or mobile the second press section, that is, generate to
Under movement, the power of vertical direction is converted to the thrust of horizontal direction by two inclined-planes, and then pushes the first impeller 9 and second
Impeller 10 is mobile.Specifically, being first manually pressed by the second elastic piece 15, the second press section pushes the second impeller 10 mobile, makes
Second grab 19 for winding up button 13 is separated with bayonet 20, excites interior needle 1 to be manually pressed by the first elastic piece 14 later, first presses
Splenium pushes the first impeller 9 mobile, separates the first grab 19 for winding up button 3 with bayonet 20, outer needle 2 is excited, thus complete
At puncture procedure.
As the preferred embodiment of the present embodiment, an excitation apparatus further includes side excitation button 5, and push rod 25 is wherein
One arm is equipped with to the connecting plate extended far from rear excitation 7 direction of button, and one end and side of the separate push rod 25 of connecting plate excite
Button 5 connects, and the free end of side excitation button 5 is located at the outside of shell.
Side excites button 5 identical with the rear excitation effect of button 7, is the primary excitation of needle 1 and outer needle 2 in realizing；Two
The difference of person is, one be located at can shell tail end, one is located at the side of shell, in puncture process, if there is one
The situation of the push-botton operation inconvenience of side, can operate the button of the other side, e.g., when after excitation button 7 be blocked, when can not press,
Can fore side excitation button 5 carry out once excite operation.
As the preferred embodiment of the present embodiment, extension 24 with outward extension, extension 24 are located on pedestal 6
First button 3 and second that winds up winds up the lower section of button 13, and extension 24 is equipped with front shroud 4 and end is equipped with perforation；First
Wind up button 3 and second wind up button 13 bottom be respectively set limit plate, limit plate winds up with first button 3 and second that winds up
Have between button 13 and limit interval, front shroud 4 is plugged in interval, the limit plate company that outer needle 2 winds up 3 bottom of button with first
It connects, the limit plate that interior needle 1 winds up 13 bottom of button with second is connect, and interior needle 1 and outer needle 2 are pierced by by perforation.
Extension 24 winds up button 13 for limiting first button 3 and second that winds up, and winds up on button 3 and second first
The lower section of string button 13 is respectively provided with limit plate, and the button 3/ second that winds up of limit plate and first winds up and forms socket between button 13,
It is plugged on front shroud 4, can avoid first and wind up button 3 and second button 13 that winds up is moved along vertical 4 direction of front shroud.
Optionally, first wind up button 3 and second wind up button 13 be equipped with along sliding stroke direction be arranged guiding
Plate, pedestal 6 are equipped with the guide groove connecting with guide plate.Using guide plate and guide groove, it can be achieved that the limit of horizontal direction, together
When, button 3 is winded up to first and second button 13 that winds up plays guiding role.By winding up to first button 3 and second that winds up
The limit of button 13 can make it be winded up and be excited in defined moving range, it is ensured that puncture procedure is normally carried out.
As the preferred embodiment of the present embodiment, first wind up button 3, second wind up button 13, the first elastic piece 14
Surface layer of carving characters is respectively equipped with the surface of the second elastic piece 15.Biopsy needle has sequencing when in use, that is, needs first to get
Interior needle 1, then get outer needle 2 is obscured or the probability of operating mistake to reduce medical staff, quarter can be arranged in corresponding key mapping
Word surface layer.It carves characters reference numerals on surface layer, to play suggesting effect.
Button 3 and second winds up button 13 in use, first pressing first is winded up for biopsy needle in the present embodiment, is it respectively
On grab 19 and limited block 17 on bayonet 20 be clamped, first wind up button 3 and second wind up button 13 pressing without successively.One
Button 7 or side is excited to excite button 5 when secondary excitation operates, after Manual press, the two-arm of push rod 25 drives sliding rail 21 mobile, successively
After offsetting the second sliding stroke and the first sliding stroke, the second impeller 10 and the first impeller 9 are successively pushed, i.e., is excited respectively
Interior needle 1 and outer needle 2 complete primary excitation.When secondary excitation operates, the second elastic piece of Manual press 15, the second press section is pushed
Second impeller 10 is mobile, excites interior needle 1, and later, the first elastic piece of Manual press 14, the first press section pushes the first impeller
9 is mobile, excites outer needle 2, completes secondary excitation.
The biopsy needle collects the primary functional form for exciting and exciting twice in together, and two kinds of mode of excitation can be cut at any time
It changes, solves doctor when coping with very complicated lesion environment, the problem of the biopsy needle of which kind of mode of excitation of the selection, Ke Yisui
The offer of Shi Ziru is most most suitable for the biopsy scheme of patient in time.
Above-mentioned specific embodiment, does not constitute a limitation on the scope of protection of the present invention.Those skilled in the art should be bright
It is white, design requirement and other factors are depended on, various modifications, combination, sub-portfolio and substitution can occur.It is any
Made modifications, equivalent substitutions and improvements etc. within the spirit and principles in the present invention, should be included in the scope of the present invention
Within.
Claims (10)
1. there are two types of the biopsy needles of excitation form for a kind of tool, including interior needle (1) and it is set in the external outer needle of the interior needle (1)
(2), which is characterized in that further include wind up component and excitation component；
The component that winds up include first wind up button (3), second wind up button (13) and limited block (17), described first winds up
Button (3) is connect with the tail end of the outer needle (2), and described second button (13) that winds up is connect with the tail end of the interior needle (1), institute
State first wind up button (3) and described second wind up button (13) be respectively equipped with grab far from one end of the interior needle (1)
(19), set on the limited block (17) there are two for the bayonet (20) that is clamped with the grab (19), described first wind up by
Button (3) and described second winds up button (13) respectively by exciting pressure spring (12) to connect with the limited block (17)；The excitation
The ejection direction of pressure spring (12) and the inserting needle direction of the biopsy needle are consistent；
The excitation component includes the first impeller (9), the second impeller (10), an excitation apparatus and secondary excitation device；
First impeller (9) is equipped with the push plate (18) that the grab (19) to be winded up on button (3) with described first is oppositely arranged, institute
It states the second impeller (10) and is equipped with the push plate (18) that the grab (19) to be winded up on button (13) with described second is oppositely arranged, institute
It states push plate (18) to be used to push the grab (19) mobile, separates the grab (19) with the bayonet (20), described first
The bottom of impeller (9) and second impeller (10) is separately connected sliding rail (21), and the front end of the sliding rail (21) is equipped with anti-
Off-gear plate (22), tail end are equipped with pushing plate (23), and first impeller (9) is in the anticreep baffle (22) and the pushing plate
(23) there is the first sliding stroke between；Second impeller (10) is in the anticreep baffle (22) and the pushing plate (23)
Between have the second sliding stroke；First sliding stroke is greater than second sliding stroke；Described two sliding strokes
It is oriented parallel to the inserting needle direction；
Excitation apparatus includes for after first impeller (9) and second impeller (10) simultaneous shot
It excites button (7), excites button (7) to connect by attachment device with the sliding rail (21) after described；
The secondary excitation device includes the institute successively excited for first impeller (9) and second impeller (10)
State the first press section and the second press section.
2. there are two types of the biopsy needles of excitation form for tool according to claim 1, which is characterized in that the biopsy needle further includes
Shell, the shell include pedestal (6) and upper cover (11), and the pedestal (6) is buckled on the upper cover (11) to surround chamber；
The limited block (17), the excitation pressure spring (12), first impeller (9) and second impeller (10) are all provided with
In in the chamber, and it is located on the pedestal (6)；
Described first winds up button (3) and described second button (13) that winds up partially protrudes into the chamber, sets on the shell
There is the through-hole for installing rear excitation button (7), first press section and the second press section are set to the upper cover (11)
On.
3. there are two types of the biopsy needles of excitation form for tool according to claim 1, which is characterized in that the attachment device includes
Button spring (8) and push rod (25)；
The push rod (25) has parallel two-arm, and the first end of the two-arm interconnects；
It is connect between excitation button (7) and the limited block (17) by the button pressure spring (8) after described；The push rod (25)
The first end of two-arm with it is described after excitation button (7) be fixedly connected, the second end of the two-arm respectively with first impeller
(9) it is connected with the sliding rail (21) of second impeller (10).
4. there are two types of the biopsy needles of excitation form for tool according to claim 2, which is characterized in that the upper cover (11) is upper
It is equipped with window in the top of first impeller (9) and second impeller (10), the window is equipped with the first elasticity
Piece (14) and the second elastic piece (15)；
First elastic piece (14) connect with first press section, second elastic piece (15) and second press section
Connection.
5. there are two types of the biopsy needles of excitation form for tool according to claim 3, which is characterized in that an excitation apparatus
It further include side excitation button (5), a wherein arm for the push rod (25), which is equipped with to far from described rear excitation button (7) direction, to be prolonged
One end far from the push rod (25) of the connecting plate stretched, the connecting plate is connect with side excitation button (5), and the side is swashed
The free end of hair button (5) is located at the outside of the shell.
6. there are two types of the biopsy needles of excitation form for tool according to claim 2, which is characterized in that set on the pedestal (6)
Have outwardly extending extension (24), the extension (24) is located at described first button (3) and described second that winds up and winds up and press
Below button (13), the extension (24) is equipped with front shroud (4) and end is equipped with perforation；
Described first wind up button (3) and described second wind up button (13) bottom limit plate, the limit plate is respectively set
It winds up to have between button (13) and limits interval, front shroud (4) grafting with described first button (3) and described second that winds up
In in the interval, the limit plate that the outer needle (2) winds up button (3) bottom with described first is connect, the interior needle (1) and institute
It states the limit plate that second winds up button (13) bottom to connect, the interior needle (1) and the outer needle (2) are pierced by by described.
7. there are two types of the biopsy needles of excitation form for tool according to claim 6, which is characterized in that described first winds up button
(3) and described second wind up button (13) be equipped with the guide plate being arranged along the direction of the sliding stroke, on the pedestal (6)
Equipped with the guide groove being connect with the guide plate.
8. there are two types of the biopsy needles of excitation form for tool according to claim 1-3, which is characterized in that described first
Wind up button (3), second wind up button (13), first elastic piece (14) and second elastic piece (15) surface difference
Equipped with surface layer of carving characters.
9. there are two types of the biopsy needles of excitation form for tool according to claim 1-3, which is characterized in that described first
Sliding stroke is 0.5mm, and second sliding stroke is 0.1mm.
10. there are two types of the biopsy needles of excitation form for tool according to claim 6, which is characterized in that first elastic piece
(14) it is integrally formed with second elastic piece (15) with the upper cover (11), the edge of the window is equipped with the protective bulkhead of protrusion
(16)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910135060.7A CN109646061A (en) | 2019-02-20 | 2019-02-20 | There are two types of the biopsy needles of excitation form for tool |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910135060.7A CN109646061A (en) | 2019-02-20 | 2019-02-20 | There are two types of the biopsy needles of excitation form for tool |
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| CN109646061A true CN109646061A (en) | 2019-04-19 |
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|---|---|---|---|
| CN201910135060.7A Pending CN109646061A (en) | 2019-02-20 | 2019-02-20 | There are two types of the biopsy needles of excitation form for tool |
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| CN112169159A (en) * | 2020-11-04 | 2021-01-05 | 哈尔滨理工大学 | Hand-held electric particle implantation device driven by linear motor |
| CN112206406A (en) * | 2020-11-11 | 2021-01-12 | 哈尔滨理工大学 | Linear motor driven hand-held electric particle implantation gun |
| WO2021189688A1 (en) * | 2020-03-27 | 2021-09-30 | 普昂(杭州)医疗科技有限公司 | Biopsy device, and firing and unlocking mechanism, sampling stroke adjusting mechanism, and drawing and firing method thereof |
| WO2021207877A1 (en) * | 2020-04-13 | 2021-10-21 | 苏州市立普医疗科技有限公司 | Disposable biopsy needle |
| WO2022141622A1 (en) * | 2021-01-04 | 2022-07-07 | 苏州市立普医疗科技有限公司 | Biopsy needle actuating device and fully automatic biopsy device |
| WO2022226943A1 (en) * | 2021-04-29 | 2022-11-03 | 苏州市立普医疗科技有限公司 | Excitation assembly of full-automatic puncture needle and full-automatic puncture needle |
| WO2024012039A1 (en) * | 2022-07-15 | 2024-01-18 | 经方精密医疗（深圳）有限公司 | Biopsy needle having three usage modes |
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