CN215019543U - Mouse coronary artery ligation device - Google Patents
Mouse coronary artery ligation device Download PDFInfo
- Publication number
- CN215019543U CN215019543U CN202121154155.2U CN202121154155U CN215019543U CN 215019543 U CN215019543 U CN 215019543U CN 202121154155 U CN202121154155 U CN 202121154155U CN 215019543 U CN215019543 U CN 215019543U
- Authority
- CN
- China
- Prior art keywords
- coronary artery
- hook
- ligation device
- free end
- artery ligation
- 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.)
- Active
Links
Images
Landscapes
- Surgical Instruments (AREA)
Abstract
The utility model discloses a mouse coronary artery ligation device, including the handle, the handle front end is provided with the action bars, and the action bars free end is provided with chooses the pipe fitting, chooses the pipe fitting including colluding the shape piece, colludes shape piece major axis and action bars fixed connection, colludes the inboard of shape piece minor axis and is provided with outer arc-shaped plate and interior arc-shaped plate, and the free end of outer arc-shaped plate sets up in the upper portion of interior arc-shaped plate free end. The device can effectively solve the problem that the mouse coronary artery is easy to puncture in the ligation process of the existing ligation device.
Description
Technical Field
The utility model belongs to the technical field of the ligature device, concretely relates to mouse coronary artery ligature device.
Background
Acute myocardial infarction causes the contraction and movement of the heart chamber wall to be uncoordinated, the contractility is reduced, the blood pumping dysfunction is caused, and then the overall structure and the function pathological change of the heart chamber, namely the reconstruction of the heart chamber, are caused, and finally the heart failure is developed. Leptin, an important protein hormone involved in the regulation of body energy metabolism, is produced by the body's white adipose tissue, and may be involved in cardiology, particularly pathologies associated with myocardial remodeling and heart failure. In order to verify the effect of leptin on myocardial cells under in-vivo and in-vitro conditions, a mouse is needed to be used for experiments, in the experiment process, the coronary artery of the mouse needs to be ligated, and the influence of the ligated leptin on the myocardial cells is verified. Because the mouse is small in size, the incision to the mouse in the operation process is small and is generally less than 10mm, the diameter of the coronary artery of the mouse is small, during ligation operation, after the tissue around the ligation site of the coronary artery needs to be separated, the coronary artery is ligated after the ligature is passed from the bottom of the coronary artery by using the suture passing needle, but because the operation window in the operation process is small and the sight line is poor, the coronary artery is easily punctured, and the molding failure is caused.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned not enough, the utility model provides a mouse coronary artery ligation device, the device can effectively solve the easy problem of pricking mouse coronary artery in the ligature in-process that current ligation device exists.
In order to achieve the above object, the present invention provides a technical solution for solving the technical problem:
the utility model provides a mouse coronary artery ligation device, includes the handle, and the handle front end is provided with the action bars, and the action bars free end is provided with chooses the pipe fitting, chooses the pipe fitting including colluding the shape piece, colludes shape piece major axis and action bars fixed connection, colludes the inboard of shape piece minor axis and is provided with outer arc board and interior arc board, and the free end of outer arc board sets up in the upper portion of interior arc board free end.
Among the above-mentioned scheme, the handle, the action bars with choose welding fixation or integrated into one piece in proper order between the pipe fitting, collude the shape piece and be used for having picked up coronary artery, be convenient for pass the ligature from the coronary artery bottom, collude the shape piece inside and be provided with outer arc-shaped plate and interior arc-shaped plate, interior arc-shaped plate is used for carrying out spacing fixed to the ligature, outer arc-shaped plate is used for covering the free end of interior arc-shaped plate, outer arc-shaped plate and collude and form the closed angle between the shape piece, be convenient for to collude the shape piece and insert the coronary artery lower part, improve the convenience of operation.
Further, the width of the short shaft end of the hook-shaped piece is smaller than that of the long shaft end.
In the scheme, the width of the short shaft end of the hook-shaped piece is reduced, the contact area between the hook-shaped piece and the coronary artery can be reduced, and then the feasibility and the insertion effect of the insertion operation are improved.
Furthermore, the edge of the hook-shaped piece is provided with a groove.
In the above scheme, be provided with the recess for will hang the ligature on colluding the shape piece and carry out fixed position, avoid colluding the shape piece and inserting the in-process of coronary artery bottom, ligature influence operation improves the operation effect.
Furthermore, the tail end of the operating rod is provided with a hook.
In the above scheme, the hook is arranged at the bottom of the operating rod, and the hook and the operating rod are integrally formed and are provided with the hook for fixing the tail end of the ligature, so that the ligature is in a straight state, and the operation is convenient.
Further, the operating rod comprises a first straight rod part and a second straight rod part, and the included angle between the first straight rod part and the second branch rod part is 100-150 degrees.
In the scheme, the first straight rod part and the second straight rod part are integrally formed, the included angle is set to be 100 degrees and 150 degrees, and the use by an operator is facilitated.
Further, the included angle between the hook-shaped piece and the second straight rod part is 120-160 degrees.
In the scheme, the included angle between the hook-shaped piece and the second straight rod part is set to be 120-160 degrees, so that the hook-shaped piece is convenient to operate and use.
Further, the distance between the free end of the inner arc-shaped plate and the free end of the outer arc-shaped plate is larger than the diameter of the ligature.
In the above-mentioned scheme, after colluding the shape piece and having picked up coronary artery, coronary artery is in the crotch department that colludes the shape piece, alright take out the ligature of colluding the shape piece front end in the space that interior arc board, outer arc board and collude the shape piece formation this moment, and at this moment, the ligature is in the coronary artery bottom, and the ligature both ends set up respectively in the outside, and the operator alright uses the ligature to ligate coronary artery.
To sum up, the utility model has the advantages of it is following:
the device can fix ligature both ends on the outside and the action bars of colluding the shape piece, then insert the coronary artery bottom through colluding shape piece minor axis, jack up the coronary artery, then with ligature both ends respectively with colluding shape piece and action bars separation, alright realize inserting the ligature in the coronary artery bottom, after tying the both ends of ligature, alright realize the purpose with the coronary artery ligature. After the ligature and the hook-shaped piece are separated, the hook-shaped piece can be taken out of the coronary artery, and the front end of the hook-shaped piece is set to have certain width and thickness, so that the coronary artery cannot be damaged in the insertion process, and the insertion effect is improved.
Drawings
FIG. 1 is a schematic side view of the apparatus;
FIG. 2 is a schematic top view of the apparatus;
FIG. 3 is a schematic front view of the hook-shaped sheet of the device;
FIG. 4 is a schematic view of the hook-shaped sheet after being unfolded;
wherein, 1, a handle; 2. an operating lever; 3. picking pipe fittings; 4. a hook-shaped sheet; 5. an outer arc plate; 6. an inner arc-shaped plate; 7. a groove; 8. hooking; 9. a first straight rod part; 10. the second straight rod part.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.
The utility model discloses an embodiment, as shown in fig. 1-4, provides a mouse coronary artery ligation device, including handle 1, handle 1 front end is provided with action bars 2, and 2 free ends of action bars are provided with chooses pipe fitting 3, choose pipe fitting 3 including colluding shape piece 4, collude shape piece 4 major axis and action bars 2 fixed connection, optimally, collude the width that the short axle head of shape piece 4 is less than the width of long axle head. Optimally, the edge of the hook-shaped piece 4 is provided with a groove 7. The inner side of the short shaft of the hook-shaped sheet 4 is provided with an outer arc-shaped plate 5 and an inner arc-shaped plate 6, and the free end of the outer arc-shaped plate 5 is arranged on the upper part of the free end of the inner arc-shaped plate 6. Preferably, the distance between the free end of the inner arcuate plate 6 and the free end of the outer arcuate plate 5 is greater than the diameter of the ligature.
Optimally, the tail end of the operating rod 2 is provided with a hook 8. Optimally, the operating rod 2 comprises a first straight rod part 9 and a second straight rod part 10, and the included angle between the first straight rod part 9 and the second straight rod part 10 is 100 degrees and 150 degrees. Optimally, the included angle between the hook-shaped piece 4 and the second straight rod part 10 is 120-160 °.
The use process of the device is as follows: the ligature is penetrated through the gap between the inner arc plate and the hook sheet, the front end of the ligature is looped, the looped ligature is sleeved on the arc sheet, the looped ligature is respectively arranged in the grooves, the tail end of the ligature is looped, the loop at the tail end is sleeved on the hook, so that the ligature is arranged outside the hook sheet and is in a stretched state, then an operator inserts the front end of the hook sheet into the lower part of the coronary artery which is separated from the surrounding tissue in advance, the inserted coronary artery is positioned at the hook part of the hook sheet due to the special shape of the hook sheet, at the moment, the ligature in the inner arc plate is taken out from the gap between the inner arc plate and the outer arc plate, the tail end of the ligature is taken out from the hook, the ligature can be separated from the hook sheet, at the moment, the hook sheet is taken out, the ligature is positioned at the bottom of the coronary artery, and the ligature is knotted, the purpose of ligating the coronary artery can be realized. The device has the advantage of convenient operation, can not cause the damage to coronary artery.
While the present invention has been described in detail and with reference to the accompanying drawings, it is not to be considered as limited to the scope of the invention. Various modifications and changes may be made by those skilled in the art without inventive step within the scope of the appended claims.
Claims (7)
1. The utility model provides a mouse coronary artery ligation device, a serial communication port, includes handle (1), handle (1) front end is provided with action bars (2), action bars (2) free end is provided with chooses pipe fitting (3), choose pipe fitting (3) including colluding shape piece (4), collude shape piece (4) major axis with action bars (2) fixed connection, the inboard of colluding shape piece (4) minor axis is provided with outer arc plate (5) and interior arc plate (6), the free end of outer arc plate (5) set up in the upper portion of interior arc plate (6) free end.
2. The mouse coronary artery ligation device according to claim 1, wherein the width of the hook-shaped piece (4) at the short axial end is smaller than the width at the long axial end.
3. The mouse coronary artery ligation device according to claim 1, wherein the edge of the hook-shaped piece (4) is provided with a groove (7).
4. The mouse coronary artery ligation device according to claim 1, wherein the tail end of the operating rod (2) is provided with a hook (8).
5. The mouse coronary artery ligation device according to claim 1, wherein the operating rod (2) comprises a first straight rod part (9) and a second straight rod part (10), and the included angle between the first straight rod part (9) and the second straight rod part (10) is 100-150 °.
6. The mouse coronary artery ligation device according to claim 5, wherein the included angle between the hook-shaped piece (4) and the second straight rod part (10) is 120-160 °.
7. The mouse coronary artery ligation device according to claim 1, wherein the distance between the free end of the inner arc-shaped plate (6) and the free end of the outer arc-shaped plate (5) is larger than the diameter of the ligature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121154155.2U CN215019543U (en) | 2021-05-24 | 2021-05-24 | Mouse coronary artery ligation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121154155.2U CN215019543U (en) | 2021-05-24 | 2021-05-24 | Mouse coronary artery ligation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215019543U true CN215019543U (en) | 2021-12-07 |
Family
ID=79211206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121154155.2U Active CN215019543U (en) | 2021-05-24 | 2021-05-24 | Mouse coronary artery ligation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215019543U (en) |
-
2021
- 2021-05-24 CN CN202121154155.2U patent/CN215019543U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209611222U (en) | Acleistocardia stitching unstrument | |
| CN2805693Y (en) | Deep tissue stitching device | |
| CN203943701U (en) | A kind of novel dismountable induction system | |
| CN215019543U (en) | Mouse coronary artery ligation device | |
| CN108938037B (en) | Left auricle plugging device | |
| CN111281467A (en) | Anastomosis clamp and anastomosis kit comprising same | |
| CN101721235B (en) | Ligation apparatus suitable for communicating hydrocele or congenital indirect inguinal hernia | |
| CN201469329U (en) | Thread guiding needle | |
| CN203777464U (en) | Percutaneous puncture minimally-invasive cardiac surgery balloon blocking, cardioplegic solution perfusing and exhausting cannula | |
| CN201602812U (en) | Needle holder used under laparoscope | |
| CN208973936U (en) | Work foley's tube or microtubular reinforcing support system and intervention conducting system | |
| CN109758198A (en) | A kind of zero ischemic arteria renalis blocking mechanism | |
| CN201295261Y (en) | Wire saw penetrating device used for vertebra osteotomy | |
| CN108283510B (en) | Extrahepatic vascular anastomosis stent and conveying system thereof | |
| CN107550527A (en) | Multi-functional flap traction device in Breast Surgery art | |
| CN113545831A (en) | Lantern ring with line type surgical instrument | |
| CN208426175U (en) | One kind being used for epiplocele recovery device | |
| CN219374787U (en) | High-level ligation component for great saphenous vein | |
| CN2351104Y (en) | Reticular atrial and ventricular septal defect occluding device | |
| CN102512217B (en) | Controllable self-bending sewing needle | |
| CN212788591U (en) | Nail bin with tiger claw | |
| CN201631267U (en) | Suture tying forceps under direct vision | |
| CN204379337U (en) | Disposable negative pressure attraction type childhood inguinal hernia air tube | |
| CN211325392U (en) | Abdominal wall puncture forceps for child hernia sac high ligation operation | |
| CN213787622U (en) | Improved generation peritoneoscope golden finger |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |