CN107928830A - Surgical cutter for animal kidney model - Google Patents
Surgical cutter for animal kidney model Download PDFInfo
- Publication number
- CN107928830A CN107928830A CN201711344063.9A CN201711344063A CN107928830A CN 107928830 A CN107928830 A CN 107928830A CN 201711344063 A CN201711344063 A CN 201711344063A CN 107928830 A CN107928830 A CN 107928830A
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- China
- Prior art keywords
- graduated scale
- scale
- cutting blade
- graduated
- handles
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 210000003734 kidney Anatomy 0.000 title claims abstract description 30
- 241001465754 Metazoa Species 0.000 title claims abstract description 16
- 238000005520 cutting process Methods 0.000 claims abstract description 43
- 238000010171 animal model Methods 0.000 abstract description 7
- 208000020832 chronic kidney disease Diseases 0.000 description 17
- 201000000523 end stage renal failure Diseases 0.000 description 13
- 208000028208 end stage renal disease Diseases 0.000 description 8
- 238000013059 nephrectomy Methods 0.000 description 5
- 210000005084 renal tissue Anatomy 0.000 description 5
- 238000011160 research Methods 0.000 description 4
- 208000037157 Azotemia Diseases 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 238000011282 treatment Methods 0.000 description 3
- 208000009852 uremia Diseases 0.000 description 3
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 208000022831 chronic renal failure syndrome Diseases 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000023597 hemostasis Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009256 replacement therapy Methods 0.000 description 2
- 210000001519 tissue Anatomy 0.000 description 2
- 241000282693 Cercopithecidae Species 0.000 description 1
- 241000283973 Oryctolagus cuniculus Species 0.000 description 1
- 208000037273 Pathologic Processes Diseases 0.000 description 1
- 241001494479 Pecora Species 0.000 description 1
- 241000282898 Sus scrofa Species 0.000 description 1
- 210000000683 abdominal cavity Anatomy 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000502 dialysis Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000001631 haemodialysis Methods 0.000 description 1
- 230000000322 hemodialysis Effects 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008506 pathogenesis Effects 0.000 description 1
- 230000001575 pathological effect Effects 0.000 description 1
- 230000009054 pathological process Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61D—VETERINARY INSTRUMENTS, IMPLEMENTS, TOOLS, OR METHODS
- A61D1/00—Surgical instruments for veterinary use
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Veterinary Medicine (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Surgical Instruments (AREA)
- Knives (AREA)
Abstract
A kind of surgical cutter for animal kidney model, is related to medical equipment technical field, and what is solved is the technical problem for establishing animal model.The cutter includes two handles that X-type cross is laid, and two handles are mutually pivotally connected in crossover sites, the front end of two handles is respectively fixed with a graduated scale, and the scale direction of two graduated scales is parallel, one of graduated scale is the first graduated scale, another graduated scale is the second graduated scale；Two cutting blades that can be slided along the scale direction of graduated scale are designed with each graduated scale, and the knife face of cutting blade is vertical with the scale direction of graduated scale, the facet area of the cutting blade on the first graduated scale is more than the facet area of the cutting blade on the second graduated scale.Cutter provided by the invention, available for the part kidney stereotomy in zoopery.
Description
Technical field
The present invention relates to medical equipment technology, more particularly to a kind of skill of the surgical cutter for animal kidney model
Art.
Background technology
End-stage renal disease（End-stage renal disease, ESRD）Also known as uremia, is caused by a variety of causes
The stage last eventually of chronic kidney disease.Epidemiology shows that the annual morbidity of China ESRD is 100-130/ a population of one million, and in by
The trend that year increases.At present, the pathogenesis of ESRD is unclear, more lacks effective prevention and treatment measure.Clinically, pin
Treatment to ESRD mainly has kidney transplant, the replacement therapy such as maintenance hemodialysis and peritoneal dialysis.Kidney transplant is ESRD patient
Effective remedy measures, but at present donor it is in short supply；And though other replacement therapies can alleviate the state of an illness but there are many complication, treatment
Period infection, bleeding equivalent risk are high, seriously affect life in patients.Therefore, the research for whole latter stage chronic kidney disease is still
It is so the hot issue studied at present.
The chronic renal failure animal model for establishing stable uniform is the premise for studying End-stage renal disease.At present, state
Inside and outside research prepares End-stage renal disease using a certain proportion of renal tissue of excision mostly（Uremia）Animal model.The mould
The pathological development of type is similar to the pathologic process of clinical End-stage renal disease, is whole latter stage more classical and ripe so far
Kidney trouble（Uremia）The production method of animal model.However, the size ratio for excision renal tissue and remnant kidney tissue
Example because of the difference of research emphasis and difference.Domestic and international common chronic renal failure animal model preparation method has at present
2/3 nephrectomy, 7/8 nephrectomy, 3/4 nephrectomy and 5/6 nephrectomy.But in practice process, even if making identical animal mould
Type, the renal tissue size of different researchers excision is also uneven, easily occurs going out greatly during renal tissue is cut off
Blood, damages the excessive risk such as surrounding tissue, increase animal dead.In addition, the researcher of research End-stage renal disease is internal medicine mostly
Doctor, they are versed in theory but may be very weak putting into practice operative connection, this makes the animal mould that different researchers make
Type can not reach unanimity, and seriously affect science, the repeatability of follow-up correlative study and experiment.
The content of the invention
For above-mentioned defect existing in the prior art, the technical problems to be solved by the invention are to provide a kind of operation letter
Just, the surgical cutter for animal kidney model of stable uniform End-stage renal disease animal model can be established.
In order to solve the above-mentioned technical problem, a kind of surgical cutter for animal kidney model provided by the present invention, its
It is characterized in that：Including two handles；
Described two handles are laid in X-type cross, and two handles are mutually pivotally connected in crossover sites, and the front end of two handles is each
A graduated scale for being used to indicate length is fixed with, and the scale direction of two graduated scales is parallel, one of graduated scale
For the first graduated scale, another graduated scale is the second graduated scale；
Two cutting blades that can be slided along the scale direction of graduated scale, and the knife of cutting blade are designed with each graduated scale
Face is vertical with the scale direction of graduated scale, and two cutting blades on each graduated scale can slide into and another graduated scale
On two cutting blades face one by one position, graduated scale is equipped with the guide groove for being used for guiding cutting blade slip, the first quarter
The facet area for spending the cutting blade on ruler is more than the facet area of the cutting blade on the second graduated scale.
Further, the facet area of the cutting blade on first graduated scale, is the cutter on the second graduated scale
At least 3 times of the facet area of piece.
Provided by the present invention for the surgical cutter of animal kidney model, graduated scale is set on scissor handle, can
Directly to measure target size using graduated scale, and cutting blade position is adjusted according to result is measured, but also can be with
Hemostasis by compression is carried out to the surface of a wound using roomy knife face, has the characteristics of easy operation, stable uniform End-stage renal disease can be established
Animal model.
Brief description of the drawings
Fig. 1 is the structure diagram of the surgical cutter for animal kidney model of the embodiment of the present invention.
Embodiment
The embodiment of the present invention is described in further detail below in conjunction with brief description of the drawings, but the present embodiment is not used to limit
The system present invention, every similar structure using the present invention and its similar change, should all be included in protection scope of the present invention, the present invention
In pause mark represent the relation of sum.
As shown in Figure 1, a kind of surgical cutter for animal kidney model that the embodiment of the present invention is provided, its feature exist
In：Including two handles 1；
Described two handles 1 are laid in X-type cross, and two handles 1 are mutually pivotally connected in crossover sites, before two handles 1
End is respectively fixed with a graduated scale 2,3 for being used to indicate length, and the scale direction of two graduated scales 2,3 is parallel, therein
One graduated scale 2 is the first graduated scale, another graduated scale 3 is the second graduated scale；
First graduated scale 2 is equipped with two cutting blades 21 that can be slided along the scale direction of the first graduated scale 2, and cutter
The knife face of piece 21 is vertical with the scale direction of graduated scale, and the second graduated scale 3 can be along the scale side of the second graduated scale 3 equipped with two
To the cutting blade 31 of slip, and the knife face of cutting blade 31 is vertical with the scale direction of graduated scale；
Two cutting blades on each graduated scale can slide into and the face one by one of two cutting blades on another graduated scale
Position, graduated scale is equipped with the guide groove for being used for guiding cutting blade slip, the knife face of the cutting blade 21 on the first graduated scale 2
Area is more than the facet area of the cutting blade 31 on the second graduated scale 3.
In the embodiment of the present invention, the facet area of the cutting blade on first graduated scale, is on the second graduated scale
At least 3 times of the facet area of cutting blade.
The embodiment of the present invention can be used for the kidney stereotomy in zoopery, such as with experimental rat, mouse, rabbit, dog,
The zoopery as experimental subjects such as sheep, monkey, pig, can be according to animal build and Kidney Size position adjustment cutting blade position
Or make same ratio, the animal kidney cutter of different size specification.
The occupation mode of the embodiment of the present invention is as follows（With the modeling method of 5/6 nephrectomy, exemplified by cutting off 2/3 left kidney）：
During operation, first the cutting blade 31 on the second graduated scale 3 is placed on object of experiment kidney, according to the second graduated scale 3
On scale calculate the point of interface of kidney pole up and down（On extremely whole kidney upper 1/3 and 2/3 have a common boundary position；Under it is extremely whole
A kidney 2/3 and lower 1/3 position having a common boundary）, two cutting blades 31 on the second graduated scale 3 are slided into the position of pole up and down
Put, while the distance of two cutting blades 21 on the first graduated scale 2 of corresponding adjustment, two cutting blades 21 is cut with two
The notch of cutting blade 31 mutually coincide, and then cutter is placed on object of experiment kidney, and make the position of each cutting blade
The intersection for being accurately positioned over kidney pole up and down is put, two cutting blades 21 and two cutting blades are then driven by handle
31 pairs to closing up so that pole is cut off at the same time up and down by kidney, for kidney up and down after the excision of pole, cutter is fixed, is left whole
The 1/3 of kidney middle part, this position connection kidney base of a fruit tissue, can somewhat adjust two cuttings on the first graduated scale 2 at this time
Blade 21 is to close, from two-sided compressing notch, the hemostasis by compression time is about 3 minutes；The surface of a wound can be by cutter after stopping oozing of blood
It is moved away from, adds with gelfoam flap coverage, residual kidney is also included into abdominal cavity.
Claims (2)
- A kind of 1. surgical cutter for animal kidney model, it is characterised in that：Including two handles；Described two handles are laid in X-type cross, and two handles are mutually pivotally connected in crossover sites, and the front end of two handles is each A graduated scale for being used to indicate length is fixed with, and the scale direction of two graduated scales is parallel, one of graduated scale For the first graduated scale, another graduated scale is the second graduated scale；Two cutting blades that can be slided along the scale direction of graduated scale, and the knife of cutting blade are designed with each graduated scale Face is vertical with the scale direction of graduated scale, and two cutting blades on each graduated scale can slide into and another graduated scale On two cutting blades face one by one position, graduated scale is equipped with the guide groove for being used for guiding cutting blade slip, the first quarter The facet area for spending the cutting blade on ruler is more than the facet area of the cutting blade on the second graduated scale.
- 2. the surgical cutter according to claim 1 for animal kidney model, it is characterised in that：First graduated scale On cutting blade facet area, be at least 3 times of the facet area of cutting blade on the second graduated scale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711344063.9A CN107928830B (en) | 2017-12-15 | 2017-12-15 | Surgical cutter for animal kidney model |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711344063.9A CN107928830B (en) | 2017-12-15 | 2017-12-15 | Surgical cutter for animal kidney model |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107928830A true CN107928830A (en) | 2018-04-20 |
| CN107928830B CN107928830B (en) | 2024-03-01 |
Family
ID=61943373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711344063.9A Active CN107928830B (en) | 2017-12-15 | 2017-12-15 | Surgical cutter for animal kidney model |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107928830B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2233974A1 (en) * | 1973-06-22 | 1975-01-17 | Leveen Harry | Surgical knife with measuring scales - for determining diameter and length of severed blood vessels |
| JP2006340695A (en) * | 2005-06-10 | 2006-12-21 | Kureha Corp | Mold for removing organ of laboratory animal for preparation of laboratory animal with partly removed organ |
| CN202821542U (en) * | 2012-10-30 | 2013-03-27 | 陈美� | Cerebral dura mater incision knife with locating function |
| CN202821544U (en) * | 2012-08-22 | 2013-03-27 | 中国人民解放军第三军医大学第一附属医院 | Double-head surgical blade handle |
| CN103263307A (en) * | 2013-06-08 | 2013-08-28 | 吴爱悯 | Cutter for spinal cord injury animal model |
| CN206151491U (en) * | 2016-08-05 | 2017-05-10 | 赵芙蓉 | Novel pathology department taking knife |
| CN208435838U (en) * | 2017-12-15 | 2019-01-29 | 上海市东方医院 | Surgical cutter for animal kidney model |
-
2017
- 2017-12-15 CN CN201711344063.9A patent/CN107928830B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2233974A1 (en) * | 1973-06-22 | 1975-01-17 | Leveen Harry | Surgical knife with measuring scales - for determining diameter and length of severed blood vessels |
| JP2006340695A (en) * | 2005-06-10 | 2006-12-21 | Kureha Corp | Mold for removing organ of laboratory animal for preparation of laboratory animal with partly removed organ |
| CN202821544U (en) * | 2012-08-22 | 2013-03-27 | 中国人民解放军第三军医大学第一附属医院 | Double-head surgical blade handle |
| CN202821542U (en) * | 2012-10-30 | 2013-03-27 | 陈美� | Cerebral dura mater incision knife with locating function |
| CN103263307A (en) * | 2013-06-08 | 2013-08-28 | 吴爱悯 | Cutter for spinal cord injury animal model |
| CN206151491U (en) * | 2016-08-05 | 2017-05-10 | 赵芙蓉 | Novel pathology department taking knife |
| CN208435838U (en) * | 2017-12-15 | 2019-01-29 | 上海市东方医院 | Surgical cutter for animal kidney model |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107928830B (en) | 2024-03-01 |
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