CN207886305U - The mouse peritoneal vein ligation assistor of the foot section brought threading hole - Google Patents
The mouse peritoneal vein ligation assistor of the foot section brought threading hole Download PDFInfo
- Publication number
- CN207886305U CN207886305U CN201720589609.6U CN201720589609U CN207886305U CN 207886305 U CN207886305 U CN 207886305U CN 201720589609 U CN201720589609 U CN 201720589609U CN 207886305 U CN207886305 U CN 207886305U
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- CN
- China
- Prior art keywords
- vein
- connecting portion
- mouse peritoneal
- ligation
- threading hole
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of mouse peritoneal vein ligation assistors of the foot section brought threading hole, it is intended to solve the problems, such as to damage mouse peritoneal artery and vein during separating mouse arteria coeliaca, vein, cause angiorrhoxis and ligation low success rate of.It includes hand-held part, first connecting portion, second connecting portion and tail portion, and threading hole is arranged in tail end.When carrying out mouse peritoneal vein ligation, threading hole is passed through with ligature, is passed through ligature from the bottom of abdominal vein using tail portion.The utility model is easily operated, low to the skills involved in the labour requirement of operator, the possibility damaged to mouse peritoneal artery and vein can be greatly decreased, damage when reducing threading to renal vein improves the success rate that threading is ligatured in experimentation.It can effectively shorten operating time, reduce experiment wound, and be readily produced, be conducive to promote and apply.
Description
Technical field
The utility model is related to a kind of experimental animal field of surgical, more particularly to one kind being used for mouse peritoneal vein knot
The tool of the auxiliary threading ligation of bundle.
Background technology
Venous thromboembolic disease is a kind of vascular diseases of complexity, can clinically be divided into deep vein thrombosis and lung
Embolism.Phlebothrombosis is mainly slow in venous blood flow, occurs under the conditions of high blood coagulation state and blood vessel internal membrane damage etc., is current
One of principal element that is clinically lethal or disabling.Experimental animal especially mouse is because its expense is low and is convenient in gene level
Manipulated, it has also become current research phlebothrombosis at the interpretation of the cause, onset and process of an illness important modeling animal.The big vascular pattern of mouse such as mouse abdomen
Vena cava ligation can simulate the clinic spy after the dynamics of venous thronbosis, thrombotic tissue pathological characteristic and thrombosis
Sign is one of the important models of current research venous thronbosis.
Mouse peritoneal vein diameter about 2mm, abdominal operation incision is less than 10mm when abdominal vein ligation operation.When operation
Sight is very poor, operating difficulties.Mouse peritoneal vein interconnects with artery, requires when ligation first close to renal vein point
Arteria coeliaca and vein are separated using surgical forceps at fork, is then again detached abdominal vein with vein bottom tissue, finally by hand
Art line is passed through from vein bottom and is ligatured.Since mouse peritoneal vein is extremely soft fragile, in operation, arteria coeliaca
With the separation of vein, the separation of vein and surrounding tissue and the process pole for being passed through ligature from vein bottom using surgical forceps
Easy damaged vein blood vessel, causes modeling to fail.Notification number is that the patent document of CN20479732U discloses a kind of vein blood vessel knot
Device is pricked, but it can only be applied on human body.Because people's vein diameter is not connected in 10mm or more and with artery mostly, when operation without
The problem of need to worrying operative space and surgical field of view.Without bending, when operation, is easy frictionally damage week for this ligator shank part
Enclose tissue and operative incision, when operation needs operation opening sufficiently large and surrounding is interfered without its hetero-organization, and mouse peritoneal vein
Ligation operation does not have such condition.This ligator needle portion easily obstructs the view and pierces when performing the operation without hollow out, mouse
Blood-breaking pipe or its hetero-organization.Miniature electric telescopic rod is installed between this ligator needle handle and shank, device is caused to hold part
It is relatively large in diameter, is not easy to carry out miniature operation, do not have feasibility in mouse is performed the operation.Installation miniature electric telescopic rod to ligature
Device cannot carry out autoclave sterilization, easily lead to postoperative infection, increase modeling probability of failure.In addition, installation can sharply increase knot
The cost for pricking device is unfavorable for the universal of ligator.In view of the above problems, there is presently no preferable solutions.
Invention content
Utility model aims to solve in separating mouse arteria coeliaca and vein, vein and surrounding tissue and
Ligature easily damages the problem of vein blood vessel causes modeling to fail across vein, provides a kind of mouse peritoneal vein ligation auxiliary
Device.
The utility model solves the scheme that above-mentioned technical problem uses：
A kind of mouse peritoneal vein ligation assistor, including hand-held part, first connecting portion, second connecting portion and tail portion,
It is characterized in that：Hand-held part is connect with first connecting portion, and first connecting portion is connect with second connecting portion, and second connecting portion connects with tail portion
It connects；Threading hole is arranged in hooked and end in tail portion.Hand-held part can be cylindrical, for grasping.First connecting portion and
Two interconnecting pieces are cylindrical.Hooked tail portion is convenient for puncturing and mistake from vein bottom, and ligature can pass through threading hole,
When puncturing, ligature is moved with tail portion.
Further, first connecting portion and second connecting portion are in 130 ~ 160 degree of angles.To avoid first in operating process
Interconnecting piece avoids inhibition of the renal vein to the mouse peritoneal vein ligation assistor to the frictionally damage of renal vein.
Preferably, first connecting portion and second connecting portion are in 145 degree of angles.
Further, hollow out among tail portion.Convenient for the tissue when puncture is obstructed from hollow part below tail portion.
Further, hand-held part, first connecting portion, second connecting portion and tail portion are medical stainless steel material.It is medical not
Rust steel is not only suitable for performing the operation, and hardness is big, can preferably support the strength born when caudal puncture.
The utility model has the beneficial effects that：It is possible to prevente effectively from the damage to abdominal cavity artery and vein and renal vein, shortens hand
The art time reduces surgical wound, increases modeling success rate.And it is easy to operate, be easy to high pressure steam sterilization disinfection.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the partial enlarged view of Fig. 1.
Fig. 3 is the schematic elevation view of the utility model.
Fig. 4 is the schematic side view of the utility model.
Fig. 5 is the distribution schematic diagram of mouse peritoneal artery and vein.
In the figure 1, hand-held part, 2, first connecting portion, 3, second connecting portion, 4, tail portion, 401, threading hole, 402, hollow out
Structure, 5, renal vein, 6, abdominal vein, 7, Ligation（Abdominal cavity artery and vena separation site）, 8, arteria coeliaca.
Specific implementation mode
Embodiment 1
As shown in Fig. 1 ~ 4, a kind of mouse peritoneal vein ligation assistor, including hand-held part 1, first connecting portion 2, second connect
Socket part 3 and tail portion 4.Hand-held part 1 is cylindrical, and first connecting portion 2 and second connecting portion 3 are the cylinder more slightly smaller than hand-held part 1
The bodily form, tail portion 4 are hooked and circular threading hole 401 are arranged.One end of hand-held part 1 and one end of first connecting portion 2 are fixed
Connection, the other end of first connecting portion 2 are fixedly connected with one end of second connecting portion 3, the other end of second connecting portion 3 and tail portion
4 are fixedly connected.Hand-held part 1, first connecting portion 2, second connecting portion 3 and tail portion 4 are made using medical stainless steel.
As shown in Fig. 2, having engraved structure 402 among tail portion 4.
As shown in Figure 3, Figure 4, the angle between first connecting portion 2 and second connecting portion 3 is 145 degree；Hand-held part 1 a length of 60
Mm, a diameter of 5 mm；2 a length of 25 mm of first connecting portion；4 a length of 5 mm of tail portion, width are 5 mm, a height of 3 mm.
As shown in figure 5, when carrying out mouse peritoneal vein ligation, the threading hole 401 of tail portion 4 is passed through with ligature, by abdomen
After vena cave is detached with artery and surrounding tissue, tail portion 4 is slowly punctured and mistake from vein bottom.Second connecting portion 3 is conducive to
The interference of renal vein branch when avoidance operation, while avoiding the damage to renal vein.Ligature is delivered to from the side of vein
Behind the other side, extraction section ligature is cut from centre, and tail portion 4 is retracted from Yuan Lu.Alternatively, first directly by tail portion 4 from vein
Bottom slowly punctures and mistake, and after the other side of vein exposure threading hole 402, ligature is penetrated in threading hole 402；Tail portion 4
It is retracted from Yuan Lu, to take ligature to the other side from the side of vein, and further completes ligation.It can effectively contract in this way
Short operating time reduces surgical wound, improves modeling success rate, and easy to operate.
Embodiment 2
Angle in embodiment 1 between first connecting portion 2 and second connecting portion 3 is changed to 130 degree, other are remained unchanged.
Embodiment 3
Angle in embodiment 1 between first connecting portion 2 and second connecting portion 3 is changed to 160 degree, other are remained unchanged.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all in this practicality
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (3)
1. a kind of mouse peritoneal vein ligation assistor, including hand-held part, first connecting portion, second connecting portion and tail portion, special
Sign is：Hand-held part is connect with first connecting portion, and first connecting portion is connect with second connecting portion, and second connecting portion connects with tail portion
It connects, first connecting portion is in 130 ~ 160 degree of angles with second connecting portion；Threading hole is arranged in hooked and end in tail portion, in tail portion
Between hollow out.
2. mouse peritoneal vein ligation assistor as described in claim 1, it is characterised in that：First connecting portion is connect with second
Portion is in 145 degree of angles.
3. mouse peritoneal vein ligation assistor as claimed in claim 1 or 2, it is characterised in that：Hand-held part, the first connection
Portion, second connecting portion and tail portion are medical stainless steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720589609.6U CN207886305U (en) | 2017-05-25 | 2017-05-25 | The mouse peritoneal vein ligation assistor of the foot section brought threading hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720589609.6U CN207886305U (en) | 2017-05-25 | 2017-05-25 | The mouse peritoneal vein ligation assistor of the foot section brought threading hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207886305U true CN207886305U (en) | 2018-09-21 |
Family
ID=63546590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720589609.6U Expired - Fee Related CN207886305U (en) | 2017-05-25 | 2017-05-25 | The mouse peritoneal vein ligation assistor of the foot section brought threading hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207886305U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109730797A (en) * | 2019-02-20 | 2019-05-10 | 上海市同济医院 | Rat varicocele model build tool and its application method |
| CN110680554A (en) * | 2019-11-18 | 2020-01-14 | 上海市普陀区人民医院 | Experimental animal molding assembly for focal permanent cerebral ischemia |
-
2017
- 2017-05-25 CN CN201720589609.6U patent/CN207886305U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109730797A (en) * | 2019-02-20 | 2019-05-10 | 上海市同济医院 | Rat varicocele model build tool and its application method |
| CN110680554A (en) * | 2019-11-18 | 2020-01-14 | 上海市普陀区人民医院 | Experimental animal molding assembly for focal permanent cerebral ischemia |
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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: 20180921 Termination date: 20190525 |