CN215273049U - Novel blood vessel anastomosis device - Google Patents
Novel blood vessel anastomosis device Download PDFInfo
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- CN215273049U CN215273049U CN202121470247.1U CN202121470247U CN215273049U CN 215273049 U CN215273049 U CN 215273049U CN 202121470247 U CN202121470247 U CN 202121470247U CN 215273049 U CN215273049 U CN 215273049U
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Abstract
The utility model discloses a novel blood vessel anastomosis device, which comprises two anastomosis rings, wherein the two anastomosis rings are respectively and movably connected on a base, the base is inserted into a connecting sleeve, and the two connecting sleeves are connected with a second connecting rod through a linkage rod; one end of the holding handle is connected with the second connecting rod, the other end of the holding handle is connected with the first connecting rod, and the tail end of the first connecting rod is connected with the sliding block in the screwing handle; the outer sides of the first connecting rod and the second connecting rod are provided with a stroke rod, one end of the stroke rod is connected with the screwing handle, and the other end of the stroke rod penetrates through the holding handle and is connected with the ejector rod; and a reversing block is connected on the stroke rod between the holding handle and the connecting sleeve. The anastomosis device can increase convenience and stability when the blood vessel is anastomosed, so that the blood vessel reconstruction speed is accelerated, the blood flow of the transplanted visceral organ is quickly recovered, the failure probability of blood vessel anastomosis is reduced, and complications are reduced.
Description
Technical Field
The utility model relates to the technical field of medical auxiliary equipment, in particular to novel blood vessel coincide device.
Background
Organ transplantation is a complex operation of transplanting a healthy organ into a patient, with the aim of replacing the patient's organ that is disabled by disease. With the continuous improvement of organ transplantation operation technology and treatment level in operation period, the survival rate and the life quality of organ transplantation patients are obviously improved, and the organ transplantation technology becomes a recognized effective means for treating various end-stage organ diseases.
In liver and kidney transplantation operations, the most difficult part for implanting a new visceral organ after the excision of the visceral organ and the highest technical requirement is used for repairing and reconstructing arteriovenous vessels on the viscera of a receptor, and the method has decisive significance for operation success rate and postoperative recovery. For example, the receptor end side of the superior vena cava and the inferior vena cava of the liver is difficult to be left long and easy to retract, the diameter of the blood vessel is different from 10 mm to 30mm, and the anastomosis of the existing instruments cannot be realized. At present, the universal method in the world is still manual continuous eversion suture, due to the narrow space, the difficult operation, the time consumption and the labor consumption, the average blood vessel reconstruction needs 35 to 60 minutes, so that no liver stage is long in the operation, the influence on heart, lung and other organs is great, the quality control is influenced by the doctor technology, the postoperative complications such as hemorrhage, vascular stenosis and the like are easy to occur, and the method is the most critical part in the organ transplantation operation.
SUMMERY OF THE UTILITY MODEL
The utility model provides a solve above-mentioned technical problem, provide a novel blood vessel coincide device.
The utility model discloses a can realize through following technical scheme.
A novel blood vessel anastomosis device comprises two anastomosis rings, wherein the two anastomosis rings are respectively and movably connected on a base, the base is inserted into a connecting sleeve, and the two connecting sleeves are connected with a second connecting rod through a linkage rod; one end of the holding handle is connected with the second connecting rod, the other end of the holding handle is connected with the first connecting rod, and the tail end of the first connecting rod is connected with the sliding block in the screwing handle; the outer sides of the first connecting rod and the second connecting rod are provided with a stroke rod, one end of the stroke rod is connected with the screwing handle, and the other end of the stroke rod penetrates through the holding handle and is connected with the ejector rod; and a reversing block is connected on the stroke rod between the holding handle and the connecting sleeve.
Further, the anastomosis ring comprises an annular anastomosis ring base and an anastomosis needle; the anastomosis ring base comprises an annular base and an anastomosis needle mounting base positioned on the base, and a plurality of anastomosis needles are uniformly distributed on the anastomosis needle mounting base.
Further, the base comprises an insertion rod, an anastomosis ring bracket and a connecting seat; one end of the inserting rod is inserted into the connecting sleeve, the other end of the inserting rod is connected with one side of the connecting seat, and the other side of the connecting seat is connected with the bottom of the anastomotic ring bracket.
Furthermore, a U-shaped anastomotic ring slot for inserting the anastomotic ring is formed in the center of the top of the anastomotic ring bracket, and a downward opening is formed at the bottom of the anastomotic ring slot to form a jacking slot.
Further, the bottom of the connecting sleeve forms an inclined plane; the middle lower part of the connecting sleeve forms a through hole for the linkage rod to pass through, and the middle part of the linkage rod is fixedly connected with the head end of the second connecting rod.
Furthermore, the reversing block comprises a base plate and triangular guide blocks fixed on two sides of the base plate, and inclined planes of the two guide blocks are arranged oppositely; two connecting sleeve jacks are formed on the base plate close to the guide block, and the middle parts of the two connecting sleeve jacks are communicated to form a second connecting rod jack; and stroke rod insertion holes are formed at two sides of the second connecting rod insertion hole.
Furthermore, an external thread is formed on the sliding block, and an internal thread matched with the external thread of the sliding block is formed in the screwing handle.
The present application has the following advantageous effects.
The anastomosis device can increase convenience and stability when the blood vessel is anastomosed, so that the blood vessel reconstruction speed is accelerated, the blood flow of the transplanted visceral organ is quickly recovered, the failure probability of blood vessel anastomosis is reduced, and complications are reduced. The anastomosis device has the advantages of reasonable structural design, convenience in operation, good anastomosis effect, easiness in mastering and wide application prospect.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic structural view of the anastomosis ring of the present invention;
fig. 3 is a schematic structural diagram of the base of the present invention;
figure 4 is a schematic view of the anastomosis ring and base of the present invention;
FIG. 5 is a schematic view of the blood vessel of the present invention before it passes through the anastomotic ring;
FIG. 6 is a schematic view of the blood vessel of the present invention everted to the anastomotic needle after passing through the anastomotic ring;
FIG. 7 is a schematic view of the mounting of the base and connecting sleeve of the present invention (prior to assembly);
fig. 8 is a schematic view of the mounting of the base and connecting sleeve of the present invention (after assembly);
FIG. 9 is a schematic view of the connection between the connection sleeve and the grip handle of the present invention;
FIG. 10 is a schematic view of the connection between the reversing block and the trip bar of the present invention;
FIG. 11 is a schematic view of the connection of the connecting rod, travel bar, gripping handle and twist handle of the present invention;
FIG. 12 is a cross-sectional view of the twist handle of the present invention;
fig. 13 is a schematic view of the connection sleeve of the present invention inserted into a reversing block;
fig. 14 is a schematic diagram of the relative positions of the ejector rod and the reversing block of the present invention;
fig. 15 is a schematic view of the ejector pin ejecting anastomosis ring of the present invention.
Wherein, 1, anastomosis ring; 101. an anastomosis ring base; 1011. a base; 1012. an anastomosis needle mounting base; 102. an anastomosis needle; 2. a base; 201. an insertion rod; 202. an anastomotic ring scaffold; 203. a connecting seat; 204. ejecting the groove; 205. an anastomotic ring slot; 3. a connecting sleeve; 4. ejecting the rod; 401. a mounting seat; 5. a commutation block; 501. connecting the sleeve jacks; 502. a guide block; 503. a second connecting rod jack; 504. a travel bar jack; 505. a substrate; 6. a grip handle; 7. a trip lever; 8. screwing the handle; 9. a first connecting rod; 901. a slider; 10. a second connecting rod; 11. a linkage rod; 12. a blood vessel.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
As shown in fig. 1-15, a novel blood vessel anastomosis device comprises two anastomosis rings 1, wherein the two anastomosis rings 1 are respectively and movably connected to a base 2, the base 2 is inserted into a connecting sleeve 3, and the two connecting sleeves 3 are connected with a second connecting rod 10 through a linkage rod 11; one end of the holding handle 6 is connected with the second connecting rod 10, the other end is connected with the first connecting rod 9, and the tail end of the first connecting rod 9 is connected with the sliding block 901 in the screwing handle 8; a stroke rod 7 is arranged on the outer side of the first connecting rod 9 and the second connecting rod 10, one end of the stroke rod 7 is connected with a screwing handle 8, and the other end of the stroke rod 7 penetrates through the holding handle 6 and is connected with the ejection rod 4; a reversing block 5 is connected to a travel rod 7 between the holding handle 6 and the connecting sleeve 3.
Preferably, the two stroke rods 7 are arranged, and the two stroke rods 7 are parallel to the first connecting rod 9 and the second connecting rod 10 and are arranged on two sides of the first connecting rod 9 and the second connecting rod 10; the top ends of the two stroke rods 7 are connected with the ejection rod 4 through the mounting seat 401, and the tail ends of the two stroke rods 7 are connected with the upper surface of the screwing handle 8.
The anastomosis ring 1 comprises an annular anastomosis ring base 101 and an anastomosis needle 102; the anastomosis ring base 101 comprises an annular base 1011 and an anastomosis needle mounting base 1012 located on the base 1011, wherein a plurality of anastomosis needles 102 are uniformly distributed on the anastomosis needle mounting base 1012. The outer diameter of the present staple needle mount 1012 is smaller than the outer diameter of the base 1011.
The base 2 comprises an insertion rod 201, an anastomosis ring bracket 202 and a connecting seat 203; one end of the insertion rod 201 is inserted into the connecting sleeve 3, the other end is connected with one side of the connecting seat 203, and the other side of the connecting seat 203 is connected with the bottom of the anastomotic ring bracket 202.
The center of the top of the anastomotic ring holder 202 forms a U-shaped anastomotic ring slot 205 into which the anastomotic ring 1 is inserted, and a push-out slot 204 is formed at the bottom of the anastomotic ring slot 205.
The base 1011 of the anastomosis ring base 101 is inserted into the anastomosis ring socket 205, and the anastomosis needle mounting base 1012 is in overlapping engagement with the walls of the anastomosis ring socket 205.
The bottom of the connecting sleeve 3 forms an inclined plane; the middle lower part of the connecting sleeve 3 forms a through hole for the linkage rod 11 to pass through, and the middle part of the linkage rod 11 is fixedly connected with the head end of the second connecting rod 10.
The reversing block 5 comprises a base plate 505 and triangular guide blocks 502 fixed on two sides of the base plate 505, and inclined surfaces of the two guide blocks 502 are oppositely arranged; two connecting sleeve insertion holes 501 are formed in the base plate 505 close to the guide block 502, and the middle parts of the two connecting sleeve insertion holes 501 are communicated to form a second connecting rod insertion hole 503; both sides of the second connecting rod insertion hole 503 form a stroke rod insertion hole 504.
An external thread is formed on the slider 901, and an internal thread matched with the external thread of the slider 901 is formed in the screwing handle 8.
The utility model discloses a use method does: firstly, as shown in fig. 4, an anastomosis ring 1 is inserted into an anastomosis ring holder 202 of a base 2, then, as shown in fig. 6, two segments of blood vessels 12 to be anastomosed are respectively passed through two anastomosis rings 1 and then are suspended onto an anastomosis needle 102 in an everted manner, and then, as shown in fig. 7, the base 2 is inserted into a connecting sleeve 3.
The screwing handle 8 is rotated clockwise, because the inner wall of the screwing handle 8 is provided with internal threads, and the outer wall of the slider 901 is provided with external threads matched with the internal threads, the slider 901 can move backwards in the screwing handle 8 (as shown in fig. 12), and the slider 901 moves backwards to drive the first connecting rod 9, the holding handle 6 and the second connecting rod 10 to move backwards (the holding handle 6 slides on the stroke rod 7); during backward movement of the holding handle 6, the ejector rod 4 and the reversing block 5 are fixed on the stroke rod 7 and are not moved, and the stroke rod 7 is fixed on the upper surface of the screwing handle 8, so that the stroke rod 7 cannot rotate along with the screwing handle 8 (the upper surface of the screwing handle 8 is connected with the screwing handle 8 through a bearing). The backward movement of the second connecting rod 10 drives the two connecting sleeves 3 to move backward through the linkage rod 11, and the two connecting sleeves 3 approach each other through the guide of the guide block 502 in the process of moving backward (as shown in fig. 13), and finally slide into the connecting sleeve insertion hole 501; when the connecting sleeve 3 is completely moved into the connecting sleeve insertion hole 501, the connecting sleeve 3 drives the anastomosis rings 1 on the two bases 2 to completely anastomose (as shown in fig. 14), after the two anastomosis rings 1 are completely anastomosed, the screwing handle 8 is continuously rotated clockwise, the ejection rod 4 continuously moves forward relative to the connecting sleeve 3, the ejection rod 4 enters the ejection slot 204, and finally the anastomosed anastomosis ring 1 is ejected from the anastomosis ring holder 202 (as shown in fig. 15).
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (7)
1. A novel vascular anastomosis device comprises two anastomosis rings (1), and is characterized in that: the two anastomosis rings (1) are respectively and movably connected on the base (2), the base (2) is inserted into the connecting sleeves (3), and the two connecting sleeves (3) are connected with the second connecting rod (10) through the linkage rod (11); one end of the holding handle (6) is connected with the second connecting rod (10), the other end of the holding handle is connected with the first connecting rod (9), and the tail end of the first connecting rod (9) is connected with a sliding block (901) in the screwing handle (8); a stroke rod (7) is arranged on the outer side of the first connecting rod (9) and the outer side of the second connecting rod (10), one end of the stroke rod (7) is connected with a screwing handle (8), and the other end of the stroke rod passes through a holding handle (6) and is connected with the ejector rod (4); a reversing block (5) is connected on a travel rod (7) between the holding handle (6) and the connecting sleeve (3).
2. The new vascular anastomosis device according to claim 1, wherein: the anastomosis ring (1) comprises an annular anastomosis ring base (101) and an anastomosis needle (102); the anastomosis ring base (101) comprises an annular base (1011) and an anastomosis needle mounting seat (1012) positioned on the base (1011), and a plurality of anastomosis needles (102) are uniformly distributed on the anastomosis needle mounting seat (1012).
3. The new vascular anastomosis device according to claim 1, wherein: the base (2) comprises an insertion rod (201), an anastomosis ring bracket (202) and a connecting seat (203); one end of the insertion rod (201) is inserted into the connecting sleeve (3), the other end of the insertion rod is connected with one side of the connecting seat (203), and the other side of the connecting seat (203) is connected with the bottom of the anastomotic ring bracket (202).
4. A novel vascular anastomosis device, according to claim 3, wherein: the center of the top of the anastomotic ring bracket (202) is provided with a U-shaped anastomotic ring slot (205) for the anastomotic ring (1) to insert, and the bottom of the anastomotic ring slot (205) is provided with a downward opening to form a jacking slot (204).
5. The new vascular anastomosis device according to claim 1, wherein: the bottom of the connecting sleeve (3) forms an inclined plane; the middle lower part of the connecting sleeve (3) forms a through hole for the linkage rod (11) to pass through, and the middle part of the linkage rod (11) is fixedly connected with the head end of the second connecting rod (10).
6. The new vascular anastomosis device according to claim 1, wherein: the reversing block (5) comprises a base plate (505) and triangular guide blocks (502) fixed on two sides of the base plate (505), and inclined planes of the two guide blocks (502) are arranged oppositely; two connecting sleeve insertion holes (501) are formed in the base plate (505) close to the guide block (502), and the middle parts of the two connecting sleeve insertion holes (501) are communicated to form a second connecting rod insertion hole (503); both sides of the second connecting rod insertion hole (503) form a stroke rod insertion hole (504).
7. The new vascular anastomosis device according to claim 1, wherein: an external thread is formed on the sliding block (901), and an internal thread matched with the external thread of the sliding block (901) is formed in the screwing handle (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121470247.1U CN215273049U (en) | 2021-06-30 | 2021-06-30 | Novel blood vessel anastomosis device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121470247.1U CN215273049U (en) | 2021-06-30 | 2021-06-30 | Novel blood vessel anastomosis device |
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| Publication Number | Publication Date |
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| CN215273049U true CN215273049U (en) | 2021-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121470247.1U Active CN215273049U (en) | 2021-06-30 | 2021-06-30 | Novel blood vessel anastomosis device |
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| CN (1) | CN215273049U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117958888A (en) * | 2024-04-02 | 2024-05-03 | 华融科创生物科技（天津）有限公司 | Large-diameter vascular anastomosis device |
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2021
- 2021-06-30 CN CN202121470247.1U patent/CN215273049U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117958888A (en) * | 2024-04-02 | 2024-05-03 | 华融科创生物科技（天津）有限公司 | Large-diameter vascular anastomosis device |
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