CN208988962U - A kind of skin ring cutting biopsy device for pathological examination - Google Patents
A kind of skin ring cutting biopsy device for pathological examination Download PDFInfo
- Publication number
- CN208988962U CN208988962U CN201821121444.0U CN201821121444U CN208988962U CN 208988962 U CN208988962 U CN 208988962U CN 201821121444 U CN201821121444 U CN 201821121444U CN 208988962 U CN208988962 U CN 208988962U
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- China
- Prior art keywords
- cutter
- ring
- hollow stem
- cutting
- hopkinson bar
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Abstract
The utility model discloses a kind of skin ring cutting biopsy devices for pathological examination.Including ring cutting device, suction unit, support device；Ring cutting device includes the inner barrel and outer barrel worn with one heart, hollow stem, solid hopkinson bar, cutting wire, cutter one, cutter two, handle, ring cavity gap is formed between inner barrel and outer barrel, hollow stem and solid hopkinson bar run through ring cavity gap, and cutter one and cutter two are connected to the end of hollow stem, solid hopkinson bar.Solid hopkinson bar is driven by handle and is moved in a circle along ring cavity gap, and cutting wire is proximally located at outside hollow stem, distally sequentially passes through hollow stem, cutter one, inside cutter two, until being fixed on solid hopkinson bar end, cutting wire can carry out pull activity；Suction unit is located inside inner cylinder, and support device is erected at outside outer cylinder.In short, the utility model structure is simple and convenient to operate, biopsy sample success rate is high.
Description
Technical field
The utility model belongs to the field of medical instrument technology, and in particular to a kind of skin ring cutting biopsy for pathological examination
Device.
Background technique
There is important value in skin histopathology to dermopathic diagnosis, and skin biopsy is to cut skin histology from human body
Take, and will cut skin biopsy tissue carry out pathologic finding, to clarify a diagnosis, be classified, guiding treatment, judging prognosis one
Kind medical technology.
It in the prior art, is tubulose for the skin biopsy device of Skin biopsy, and in the end of pipe
With the pointed structures as knife, which is pressed and rotates on the skin, and wherein biopsy will be by being held in two fingers
Between carry out.Therefore, it by the pointed structures of device end, forms and is related to the cylindrical cut of skin and subcutaneous tissue.Institute
It states cylindrical tissue to need to use pliers, the tools such as needle are clamped and pulled, cut the tissue of pull-out from base portion with tools such as scissors.
This pulling may result in the difficulty that tissue comes to harm and causes histopathological examination.Furthermore this process can generate one
Fixed risk, such as cannot flatly cut base portion and cut neighbouring tissue.The imperfect of biopsy sample is caused, seriously may
Lead to detection error.
Utility model content
For the technical problem present on, the utility model provides a kind of skin ring cutting biopsy dress for pathological examination
It sets.
The technical solution of the utility model are as follows: a kind of skin ring cutting biopsy device for pathological examination, including ring cutting dress
It sets, suction unit, support device；The ring cutting device includes the inner barrel and outer barrel worn with one heart, hollow stem, solid hopkinson bar, cutting
Silk, cutter one, cutter two, handle, form ring cavity gap between inner barrel and outer barrel, and the hollow stem runs through institute from bottom to up
Ring cavity gap is stated, and is fixedly connected with inner barrel and outer barrel, the cutter one are fixedly connected on the end of hollow stem, described solid
Bar runs through the ring cavity gap from bottom to up, and the handle is connected to the upper end of solid hopkinson bar, for driving solid hopkinson bar along ring cavity sky
Gap moves in a circle, and the cutter two are fixedly connected on the end of solid hopkinson bar, and the cutting wire is proximally located at outside hollow stem
Portion distally sequentially passes through hollow stem, cutter one, inside cutter two, until being fixed on solid hopkinson bar end, cutting wire can be carried out
Pull activity；The suction unit includes rubber stopper, pull rod, barrier piece, the inner wall sealed connection of the rubber stopper and inner cylinder, institute
The upper surface that pull rod is vertically connected on rubber stopper is stated, the barrier piece is fixedly connected on the upper end of pull rod；The support device packet
Support column one, support column two, stop collar are included, the support column one, support column two are connected to the outer end of stop collar, limit relatively respectively
Position ring is set on the outside of outer cylinder, is used to support and limits.
Further, the proximal end of the cutting wire is equipped with cutting wire pull ring, is convenient for quick pull cutting wire, prevents from skidding.
Further, the outer wall of the outer cylinder is equipped with graduation mark, intuitive to observe by the position of graduation mark and stop collar
The process of cutter one and cutter two.
Further, the outer wall top of the outer cylinder is symmetrically arranged with a pair of of bracelet, and operator is facilitated to press down on outer cylinder.
Further, the barrier on piece is equipped with suction pull ring, rapidly carries out suction operation convenient for operator.
Further, the support column one, support column two bottom be equipped with sucker feet, prevent from skidding.
The working method of the utility model are as follows: when original state, the solid hopkinson bar and hollow stem of the present apparatus are arranged side by side, i.e. cutter
One, cutter two also mutually touch side by side, and cutting wire is unstretched state, needs to cut in use, support device is erected at
Outer cylinder is passed through stop collar by the two sides at place, and user's left index finger and thumb are each passed through the bracelet, outer cylinder pressed downwards
Pressure records position of the stop collar on graduation mark, continues until the cutter head of cutter one, cutter two touches patient skin
It presses down on, until reaching predetermined depth, operator's right hand holds the handle for observation, drives solid hopkinson bar clockwise along ring cavity gap
Rotation is turned around, then is converged with hollow stem, at this point, cutting wire is also drawn into annular shape therewith, is centered around the periphery of cutting sample
Bottom, operator is quick-moving, and speed pulls the cutting wire pull ring, completes the complete cutting of sample, finally pulls up suction drawing clitellum
Dynamic rubber stopper is moved upwards along inner cylinder inner wall, forms negative pressure, the sample of cutting is adsorbed onto inner cylinder, completes ring cutting biopsy.
Compared with prior art, the utility model has the following beneficial effects: the utility model utilizes the cutting of rotatable movement
Knife-band moves cutting wire and carries out horizontal excision to biopsy sample bottom, and suction unit is recycled to carry out absorption taking-up to it.Compared to
Traditional biopsy device, easy to operate, the sample cut is complete, and does not need excision excess tissue, significantly reduces operation
The work difficulty of person decreases the pain of patient.In addition, the ring cutting device and suction unit of the utility model are disposable dress
It sets, clean hygiene, prevents cross-infection, and support device then may be reused, save the cost.In short, the utility model knot
Structure is simple and convenient to operate, biopsy sample success rate is high.
Detailed description of the invention
Fig. 1 is the main sectional view of the utility model；
Fig. 2 is the main view of the ring cutting device of the utility model.
Wherein, 1- ring cutting device, 2- inner cylinder, 3- outer cylinder, 4- hollow stem, 5- solid hopkinson bar, 6- suction unit, 7- support dress
Set, 8- cutting wire, 9- cutter one, 10- cutter two, 11- cutting wire pull ring, 12- handle, 13- barrier piece, 14- pull rod,
15- rubber stopper, 16- support column one, 17- support column two, 18- stop collar, 19- sucker feet, 20- bracelet, 21- suction pull ring,
22- graduation mark.
Specific embodiment
As shown in Figure 1, a kind of skin ring cutting biopsy device for pathological examination, including ring cutting device 1, suction unit 6,
Support device 7；Ring cutting device 1 includes the inner cylinder 2 and outer cylinder 3, hollow stem 4, solid hopkinson bar 5, cutting wire 8, cutter worn with one heart
One 9, cutter 2 10, handle 12, form ring cavity gap between inner cylinder 2 and outer cylinder 3, hollow stem 4 is empty through ring cavity from bottom to up
Gap, and be fixedly connected with inner cylinder 2 and outer cylinder 3, the outer wall top of outer cylinder 3 is symmetrically arranged with a pair of of bracelet 20, facilitates operator downward
Press outer cylinder 3.Cutter 1 are fixedly connected on the end of hollow stem 4, and solid hopkinson bar 5 runs through ring cavity gap, handle 12 from bottom to up
It is connected to the upper end of solid hopkinson bar 5, for driving solid hopkinson bar 5 to move in a circle along ring cavity gap, cutter 2 10 are fixedly connected on
The end of solid hopkinson bar 5, cutting wire 8 are proximally located at outside hollow stem 4, and the proximal end of cutting wire 8 is equipped with cutting wire pull ring 11, just
In quick pull cutting wire 8, prevent from skidding.Distal end sequentially passes through hollow stem 4, cutter 1, inside cutter 2 10, until
It is fixed on 5 end of solid hopkinson bar, cutting wire 8 can carry out pull activity；Suction unit 6 includes rubber stopper 15, pull rod 14, barrier piece
13, the inner wall sealed connection of rubber stopper 15 and inner cylinder 2, pull rod 14 is vertically connected on the upper surface of rubber stopper 15, and barrier piece 13 is solid
Surely it is connected to the upper end of pull rod 14, barrier piece 13 is equipped with suction pull ring 21, rapidly carries out suction operation convenient for operator.Branch
Support arrangement 7 includes support column 1, support column 2 17, stop collar 18, and support column 1, support column 2 17 are opposite respectively to be connected to
The outer end of stop collar 18, support column 1, support column 2 17 bottom be equipped with sucker feet 19, prevent from skidding, stop collar 18
It is set on the outside of outer cylinder 3, is used to support and limits.As shown in Fig. 2, the outer wall of outer cylinder 3 is equipped with graduation mark 22, by scale
The position of line 22 and stop collar 18, the intuitive process for observing cutter 1 and cutter 2 10.
The working method of the present embodiment are as follows: when original state, the solid hopkinson bar 5 and hollow stem 4 of the present apparatus are arranged side by side, i.e. cutter
One 9, cutter 2 10 also mutually touch side by side, and cutting wire 8 is unstretched state, in use, support device 7 is erected at needs
Outer cylinder 3 is passed through stop collar 18 by the two sides of cut place, and user's left index finger and thumb be each passed through bracelet 20, by outer cylinder 3 to
Lower pressing records stop collar 18 on graduation mark 22 until the cutter head of cutter 1, cutter 2 10 touches patient skin
Position, continue to press down on, until reaching predetermined depth, operator's right hand holds handle 12 for observation, drives solid hopkinson bar 5 along ring cavity
Gap rotates clockwise a circle, then converges with hollow stem 4, at this point, cutting wire 8 is also drawn into annular shape therewith, is centered around and cuts
The periphery bottom of sample is cut, operator is quick-moving, and speed pulls cutting wire pull ring 11, completes the complete cutting of sample, finally pulls up
Suction pull ring 21 drives rubber stopper 15 to move upwards along 2 inner wall of inner cylinder, forms negative pressure, the sample of cutting is adsorbed onto inner cylinder 2
In, complete ring cutting biopsy.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It can still modify to technical solution documented by previous embodiment, or be equal to part of technical characteristic
Replacement；And these are modified or replaceed, the utility model embodiment technical solution that it does not separate the essence of the corresponding technical solution
Spirit and scope.
Claims (6)
1. a kind of skin ring cutting biopsy device for pathological examination, which is characterized in that including ring cutting device (1), suction unit
(6), support device (7)；The ring cutting device (1) includes the inner cylinder (2) worn with one heart and outer cylinder (3), hollow stem (4), solid
Bar (5), cutting wire (8), cutter one (9), cutter two (10), handle (12), form ring between inner cylinder (2) and outer cylinder (3)
Cavity space gap, the hollow stem (4) runs through the ring cavity gap from bottom to up, and is fixedly connected with inner cylinder (2) and outer cylinder (3), institute
The end that cutter one (9) are fixedly connected on hollow stem (4) is stated, the solid hopkinson bar (5) runs through the ring cavity gap from bottom to up,
The handle (12) is connected to the upper end of solid hopkinson bar (5), described for driving solid hopkinson bar (5) to move in a circle along ring cavity gap
Cutter two (10) are fixedly connected on the end of solid hopkinson bar (5), and the cutting wire (8) is proximally located at hollow stem (4) outside, far
It is internal that end sequentially passes through hollow stem (4), cutter one (9), cutter two (10), until being fixed on solid hopkinson bar (5) end；It is described
Suction unit (6) includes rubber stopper (15), pull rod (14), barrier piece (13), and the rubber stopper (15) and the inner wall of inner cylinder (2) are close
Envelope connection, the pull rod (14) are vertically connected on the upper surface of rubber stopper (15), and the barrier piece (13) is fixedly connected on pull rod
(14) upper end；The support device (7) includes support column one (16), support column two (17), stop collar (18), the support column
The opposite outer end for being connected to stop collar (18), stop collar (18) are set on the outer of outer cylinder (3) respectively for one (16), support column two (17)
Portion is used to support and limits.
2. a kind of skin ring cutting biopsy device for pathological examination as described in claim 1, which is characterized in that the cutting
The proximal end of silk (8) is equipped with cutting wire pull ring (11).
3. a kind of skin ring cutting biopsy device for pathological examination as described in claim 1, which is characterized in that the outer cylinder
(3) outer wall is equipped with graduation mark (22).
4. a kind of skin ring cutting biopsy device for pathological examination as described in claim 1, which is characterized in that the outer cylinder
(3) outer wall top is symmetrically arranged with a pair of of bracelet (20).
5. a kind of skin ring cutting biopsy device for pathological examination as described in claim 1, which is characterized in that the barrier
Piece (13) is equipped with suction pull ring (21).
6. a kind of skin ring cutting biopsy device for pathological examination as described in claim 1, which is characterized in that the support
Column one (16), support column two (17) bottom be equipped with sucker feet (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821121444.0U CN208988962U (en) | 2018-07-16 | 2018-07-16 | A kind of skin ring cutting biopsy device for pathological examination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821121444.0U CN208988962U (en) | 2018-07-16 | 2018-07-16 | A kind of skin ring cutting biopsy device for pathological examination |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208988962U true CN208988962U (en) | 2019-06-18 |
Family
ID=66797533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821121444.0U Expired - Fee Related CN208988962U (en) | 2018-07-16 | 2018-07-16 | A kind of skin ring cutting biopsy device for pathological examination |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208988962U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111407324A (en) * | 2020-04-01 | 2020-07-14 | 西安交通大学医学院第一附属医院 | Dermatological sampler |
-
2018
- 2018-07-16 CN CN201821121444.0U patent/CN208988962U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111407324A (en) * | 2020-04-01 | 2020-07-14 | 西安交通大学医学院第一附属医院 | Dermatological sampler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190618 Termination date: 20200716 |