CN221180495U - Liver retractor suspension device - Google Patents
Liver retractor suspension device Download PDFInfo
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- CN221180495U CN221180495U CN202322293400.3U CN202322293400U CN221180495U CN 221180495 U CN221180495 U CN 221180495U CN 202322293400 U CN202322293400 U CN 202322293400U CN 221180495 U CN221180495 U CN 221180495U
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- rod body
- straight rod
- liver
- puncture
- straight
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- 210000004185 liver Anatomy 0.000 title claims abstract description 101
- 239000000725 suspension Substances 0.000 title claims abstract description 35
- 238000005452 bending Methods 0.000 claims abstract description 28
- 230000002093 peripheral effect Effects 0.000 abstract description 3
- 230000006378 damage Effects 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 210000002784 stomach Anatomy 0.000 description 6
- 208000027418 Wounds and injury Diseases 0.000 description 5
- 208000014674 injury Diseases 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000001356 surgical procedure Methods 0.000 description 4
- 208000005718 Stomach Neoplasms Diseases 0.000 description 2
- 238000012084 abdominal surgery Methods 0.000 description 2
- 206010017758 gastric cancer Diseases 0.000 description 2
- 238000002357 laparoscopic surgery Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001012 protector Effects 0.000 description 2
- 238000011470 radical surgery Methods 0.000 description 2
- 201000011549 stomach cancer Diseases 0.000 description 2
- 210000000683 abdominal cavity Anatomy 0.000 description 1
- 230000003187 abdominal effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
Abstract
The utility model relates to the technical field of medical appliances, and particularly discloses a liver retracting suspension device which comprises a bending rod and a suspension member; the bending rod comprises a first straight rod body, a second straight rod body and a bending rod body; the first straight rod body is fixedly connected with one end of the bent rod body, and the second straight rod body is fixedly connected with the other end of the bent rod body; the first straight rod body and the second straight rod body are arranged at an included angle, the included angle formed by the first straight rod body and the second straight rod body is not more than ninety degrees, and the included angle is used for limiting the movement of the liver; the first straight rod body is fixedly connected with the hanging piece, the hanging piece is used for continuously dragging the liver, after the second straight rod body passes through peripheral tissues, the liver is located on the bent rod body, namely, the liver is located in an included angle of the liver dragging suspension device, after the hanging piece is hung on a fixed article, the hanging piece pulls the first straight rod body to move, and therefore the liver located in the included angle is driven to move and drag until the liver is suspended, and an operation part shielded by the liver is exposed.
Description
Technical Field
The utility model relates to the technical field of medical appliances, in particular to a liver retraction suspension device.
Background
In abdominal surgery, particularly laparoscopic surgery, adequate exposure is a necessary condition for successful completion of the surgery. Since laparoscopic gastric cancer radical surgery or epigastric surgery requires retraction and suspension of the liver to sufficiently expose epigastric tissues such as the stomach, research into a device capable of retracting the liver has become a surgical hot spot.
The existing liver retracting device mainly comprises a rope structure, and some devices adopt traditional purse strings, and the liver is sleeved by the purse strings and is retracted by applying force; the other is to adopt the structure of steel rope wire in the deformable outer sleeve, sleeve the outer sleeve on the liver, then pass the steel rope wire through the outer sleeve, pull through the traction of steel rope wire for the outer sleeve can pull the liver open, but this kind of rope wire structure all has a problem, namely in the process of pulling the liver, the rope wire structure can tighten up and extrude the liver when the atress, the liver can deform when being oppressed, if the application of force is excessive, the liver is easy to cause the reining injury because of deformation excessively.
Therefore, it is of practical importance to study a liver retraction suspension device that can avoid the liver from being injured by snares.
Disclosure of utility model
The utility model aims to provide a liver retracting suspension device so as to solve the problem that the existing liver retracting device is easy to hurt the liver.
In order to solve the technical problems, the utility model provides a liver retracting suspension apparatus, which comprises a bending rod and a suspension; the bending rod comprises a first straight rod body, a second straight rod body and a bending rod body; the first straight rod body is fixedly connected with one end of the bent rod body, and the second straight rod body is fixedly connected with the other end of the bent rod body; the first straight rod body and the second straight rod body are arranged at an included angle, the included angle formed by the first straight rod body and the second straight rod body is not more than ninety degrees, and the included angle is used for limiting the movement of the liver; the first straight rod body is fixedly connected with the hanging piece, and the hanging piece is used for continuously dragging the liver.
In one embodiment, the radial length of the first straight shank is less than the radial length of the second straight shank.
In one embodiment, the radial length of the bent rod body adjacent to the first straight rod body is smaller than the radial length of the bent rod body adjacent to the second straight rod body.
In one embodiment, the device further comprises a piercing member; the puncture piece is in sliding connection with the second straight rod body, and the moving direction of the puncture piece on the second straight rod body is the same as the axial direction of the second straight rod body.
In one embodiment, the puncture member is sleeved in the second straight rod, the outer wall of the puncture member is slidably connected with the inner wall of the bending rod, and the sliding of the puncture member is used for driving the puncture member to move in and out of the second straight rod.
In one embodiment, a retainer ring is fixedly arranged in the second straight rod at the end part adjacent to the bent rod body; a stop block is fixedly arranged in the second straight rod at the end part far away from the bent rod body; the puncture piece comprises a puncture head and a limiting plate, the puncture head is fixedly connected with the limiting plate, the limiting plate is clamped between the check rings and the check blocks, the limiting plate is in sliding connection with the inner wall of the second straight rod body, and the puncture head extends out of the check rings.
In one embodiment, the device further comprises a tip protecting sleeve; the tip protection sleeve is detachably sleeved on the puncture piece and is used for avoiding the puncture piece from damaging surrounding tissues after puncture.
In one embodiment, the hanger comprises a mount, a hanger rope, and a hanger hook; the mounting seat is fixedly connected with the first straight rod body, one end of the hanging rope is connected with the mounting seat, the other end of the hanging rope is fixedly connected with the hanging hook, and the hanging hook is used for being hooked on a fixed object.
The beneficial effects of the utility model are as follows:
Because first straight-bar body and second straight-bar body pass through curved bar body fixed connection, first straight-bar body and second straight-bar body are the contained angle and arrange, the contained angle that first straight-bar body and second straight-bar body formed is not more than ninety degrees, and first straight-bar body still fixedly connected with suspension member, so when using, pass the peripheral tissue of liver with the second straight-bar body, the angle of control removal afterwards, make liver be located the contained angle of first straight-bar body and second straight-bar body, namely on the curved bar body, the curved bar body drives the liver under the traction of suspension member, make the liver can be pulled, and in the traction process, because first straight-bar body, curved bar body and second straight-bar body are rigid structure, deformation can not appear after the atress, its deformation influence to the liver is less, can not cause excessive deformation to lead to the fact the condition of reining the injury, the problem that current liver retractor is easy to be led the injury to the liver has been solved.
Drawings
In order to more clearly illustrate the technical solutions of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic illustration of the overall structure (excluding the tip guard) provided by the preferred embodiment of the present utility model in an extended state;
FIG. 2 is a schematic illustration of the unitary structure (excluding the tip protector) provided by the preferred embodiment of the present utility model in a contracted state;
FIG. 3 is a schematic perspective view of the unitary structure (excluding the tip protector) provided by the preferred embodiment of the present utility model in a contracted state;
FIG. 4 is a schematic view of the overall structure provided by the preferred embodiment of the present utility model;
FIG. 5 is a perspective schematic view of the overall structure provided by the preferred embodiment of the present utility model;
FIG. 6 is a schematic illustration of the unitary structure provided by the preferred embodiment of the present utility model in suspension;
Fig. 7 is a schematic view of a scenario in which the unitary structure (not including the tip guard) provided by the preferred embodiment of the present utility model is used in a book.
The reference numerals are as follows:
1. Bending the rod; 10. a first straight rod body; 11. a second straight rod body; 110. a retainer ring; 111. a stop block; 12. a bent rod body; 2. a hanging piece; 20. a mounting base; 21. a hanging rope; 22. a hanging hook; 3. a piercing member; 30. a puncture head; 31. a limiting plate; 4. a tip protective sleeve; 5. liver; 6. and (3) stomach.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
In abdominal surgery, particularly in laparoscopic surgery, adequate exposure is a necessary condition for successful completion of surgery, and laparoscopic gastric cancer radical surgery or epigastric surgery requires retraction and suspension of the liver to adequately expose upper abdominal tissues such as the stomach, so that a liver retraction device is required to retract and suspend the liver.
However, the liver retractor of the prior art has the problem of easily injuring the liver, and is specifically characterized in that, as in the prior art, a liver retractor golden finger (application number 202123032118.7) is structurally characterized in that a deformable outer sleeve is sleeved with a steel wire rope, when the liver retractor is used, the outer sleeve can be tightly tied on the liver through sleeving the outer sleeve on the liver under the action of the tightening force of the steel wire rope, and then the outer sleeve is hung in a traction manner to expose the part to be operated, but in the process, the tightening of the steel wire rope drives the outer sleeve to tighten the outer sleeve, so that the outer sleeve can press the liver to deform, if the force is excessively applied, the liver can be injured due to the excessive deformation, and similarly, the liver retractor is hung by a purse wire, and then the liver is overtly deformed when the rope structure is excessively tightened, so that the liver is injured.
In order to solve the problems, the utility model designs the bending rod 1 with a rigid structure, so that the bending rod is not easy to excessively deform the liver 5 in the process of pulling the liver 5, and the problem of reining injury is avoided.
Specifically, a liver 5 retractor suspension device, as shown in fig. 1 to 7, comprises a bending rod 1 and a suspension member 2; the bending rod 1 comprises a first straight rod body 10, a second straight rod body 11 and a bending rod body 12; the first straight rod body 10 is fixedly connected with one end of the bent rod body 12, and the second straight rod body 11 is fixedly connected with the other end of the bent rod body 12; the first straight rod body 10 and the second straight rod body 11 are arranged at an included angle, the included angle formed by the first straight rod body 10 and the second straight rod body 11 is not more than ninety degrees, and the included angle is used for limiting the movement of the liver 5; the first straight rod body 10 is fixedly connected with the hanging piece 2, the hanging piece 2 is used for continuously dragging the liver 5, after the second straight rod body 11 passes through peripheral tissues, the liver 5 is positioned on the bent rod body 12, namely, the liver 5 is positioned in an included angle of the liver 5 dragging and hanging device, after the hanging piece 2 is hung on a fixed object, the hanging piece 2 pulls the first straight rod body 10 to move, so that the liver 5 positioned in the included angle is driven to move and drag until being hung, and the stomach 6 or other operation positions shielded by the liver 5 are exposed.
In the whole retraction process of the liver 5, the influence of the force traction of the retraction suspension device of the liver 5 on the deformation of the liver 5 is small, and the condition that the liver 5 is necessarily deformed when the rope is tightened like a rope structure does not occur; when the force is excessively applied, the deformation effect of the structure on the liver 5 is far lower than that of the rope structure on the liver 5, so that the excessive deformation caused by tightening the liver 5 by the rope can be effectively avoided, and the possibility of the liver 5 from being hurt is avoided.
In relation to the bending rod 1, as shown in fig. 1, in the bending rod 1, the radial length of the first straight rod body 10 is smaller than that of the second straight rod body 11, the radial length of the bending rod body 12 adjacent to the first straight rod body 10 is smaller than that of the bending rod body 12 adjacent to the second straight rod body 11, after the arrangement, the wider the structural width of the part adjacent to the liver 5 is, the liver 5 can be better supported, and the injury caused by too small contact area is avoided.
It should be noted that the bending angle of the bent rod body 12 is preferably equal to or less than ninety degrees, more preferably may be less than ninety degrees, and by such an arrangement, the bent rod body 12 may better hold the liver 5, thereby achieving traction.
Further, in order to achieve traction of different sizes of livers 5, as shown in fig. 1 to 3, the present application also comprises a piercing member 3; the puncture member 3 is slidably connected to the second straight rod 11, and the direction of movement of the puncture member 3 on the second straight rod 11 is the same as the axial direction of the second straight rod 11, so that after the arrangement, the puncture member 3 is arranged in the second straight rod 11 or outside the second straight rod 11, and the puncture member 3 can be lengthened or shortened to adapt to livers 5 with different sizes.
For example, when the patient's liver 5 is large, the medical staff may extend the length of the piercing member 3 by a clamp or the like to support the liver 5, i.e., to the condition shown in fig. 1, and similarly, when the patient's liver 5 is small, the medical staff may reduce the length of the piercing member 3 by a clamp or the like to accommodate the size of the liver 5, i.e., to the condition shown in fig. 2.
In some embodiments of the present application, as shown in fig. 3, the piercing member 3 is sleeved in the second straight rod body 11, the outer wall of the piercing member 3 is slidably connected with the inner wall of the bending rod 1, and the sliding of the piercing member 3 is used to drive the piercing member 3 to move into and out of the second straight rod body 11.
Specifically, as shown in fig. 3, the second straight rod body 11 has a hollow cavity, and a retaining ring 110 is fixedly arranged in the second straight rod body 11 at the end part adjacent to the bent rod body 12, and the retaining ring 110 is fixedly connected with the inner wall of the second straight rod body 11; at the end remote from the bent rod body 12, a stop 111 is fixedly arranged in the second straight rod body 11; the puncture part 3 comprises a puncture head 30 and a limiting plate 31, wherein the puncture head 30 is fixedly connected with the limiting plate 31, the limiting plate 31 is clamped between the check ring 110 and the check block 111, the limiting plate 31 is slidably connected with the inner wall of the second straight rod body 11, the puncture head 30 extends out of the check ring 110, after the arrangement mode is adopted, the puncture head 30 moves in or moves out of the second straight rod body 11, and excessive movement of the puncture head 30 is limited through cooperation of the limiting plate 31, the check ring 110 and the check block 111.
For example, when the piercing element 3 needs to be extended, the piercing head 30 is pulled away from the second straight rod body 11, and the limiting plate 31 cannot move further due to the limitation of the retainer ring 110, so as to limit the movement of the piercing head 30, and avoid the falling of the piercing head 30, as in the case of fig. 1; similarly, when the puncturing element 3 needs to be shortened, the puncturing head 30 is pulled to approach the second straight rod 11, and the limiting plate 31 cannot move further due to the limitation of the stop block 111, and the puncturing head 30 is also limited to move, as in the case of fig. 2.
Regarding the above-described hanger 2, as shown in fig. 1, the hanger 2 includes a mount 20, a hanger rope 21, and a hanger hook 22; the mount pad 20 is connected with first straight body of rod 10 fixed connection, and the one end and the mount pad 20 of hanging rope 21 are connected, and the other end and the hanging hook 22 fixed connection of hanging rope 21 hang hook 22 and are used for the hook to be on fixed object, after adopting this kind of setting up mode, buckle pole 1 accessible hanging rope 21 and hanging hook 22 hang on different positions, realize the different traction demands of liver 5.
For example, when the liver 5 needs to be suspended, the liver 5 can be pulled out of the suspension device as shown in fig. 1 to 5, the suspension hook 22 can be hung on a high frame or rod body, after the liver 5 is sleeved by the bending rod 1, the suspension hook 22 is hung on a high position, and the bending rod 1 drives the liver 5 to move upwards under the tension of the suspension rope 21, so that the requirement of the liver 5 suspension is met, and the stomach 6 is exposed to wait for an operation position; when the liver 5 is required to be pulled away by transverse traction, the state of the liver 5 in the pulling state of the suspension device is shown in fig. 6, the suspension hook 22 can be hung on a rod body at the bedside, and after the liver 5 is sleeved by the bending rod 1, the bending rod 1 drives the liver 5 to move transversely under the tension of the suspension rope 21, so that the requirement of pulling away the liver 5 by transverse traction is met, and the stomach 6 is exposed to wait for an operation position.
It should be noted that, the mounting base 20 is designed to be ring-shaped and fixed outside the abdominal cavity, so as to facilitate the insertion and the extraction of the hanging rope 21 or other rubber bands; while the hanger hook 22 is preferably a spring hook, other hooks that achieve the hook purpose may be used by those skilled in the art.
In addition, in order to avoid the damage to surrounding tissues caused by the puncture member 3 after the puncture, as shown in fig. 4 to 6, the present solution further includes a tip protecting sleeve 4, the tip protecting sleeve 4 is detachably sleeved on the puncture member 3, after the puncture member 3 penetrates into the surrounding tissues and the bending rod 1 is sleeved with the liver 5, a medical staff can move the tip protecting sleeve 4 to the tip through the surgical device, so as to avoid the damage to the surrounding tissues caused by the puncture member 3.
While the foregoing is directed to the preferred embodiments of the present utility model, it will be appreciated by those skilled in the art that changes and modifications may be made without departing from the principles of the utility model, such changes and modifications are also intended to be within the scope of the utility model.
Claims (8)
1. A liver retracting suspension device is characterized in that,
Comprises a bending rod and a suspension piece;
The bending rod comprises a first straight rod body, a second straight rod body and a bending rod body;
The first straight rod body is fixedly connected with one end of the bent rod body, and the second straight rod body is fixedly connected with the other end of the bent rod body;
The first straight rod body and the second straight rod body are arranged at an included angle, the included angle formed by the first straight rod body and the second straight rod body is not more than ninety degrees, and the included angle is used for limiting the movement of the liver;
the first straight rod body is fixedly connected with the hanging piece, and the hanging piece is used for continuously dragging the liver.
2. The liver retraction suspension according to claim 1 wherein,
The radial length of the first straight rod body is smaller than that of the second straight rod body.
3. The liver retraction suspension according to claim 2 wherein,
The radial length of the bent rod body adjacent to the first straight rod body is smaller than that of the bent rod body adjacent to the second straight rod body.
4. The liver retraction suspension according to claim 1 wherein,
Also comprises a puncture member;
The puncture piece is in sliding connection with the second straight rod body, and the moving direction of the puncture piece on the second straight rod body is the same as the axial direction of the second straight rod body.
5. The liver retractor suspension device of claim 4 wherein,
The puncture piece is sleeved in the second straight rod, the outer wall of the puncture piece is in sliding connection with the inner wall of the bending rod, and the sliding of the puncture piece is used for driving the puncture piece to move in and out of the second straight rod.
6. The liver retractor suspension device of claim 5 wherein,
A retainer ring is fixedly arranged in the second straight rod body at the position adjacent to the end part of the bent rod body; a stop block is fixedly arranged in the second straight rod at the end part far away from the bent rod body;
The puncture piece comprises a puncture head and a limiting plate, the puncture head is fixedly connected with the limiting plate, the limiting plate is clamped between the check rings and the check blocks, the limiting plate is in sliding connection with the inner wall of the second straight rod body, and the puncture head extends out of the check rings.
7. The liver retractor suspension device of claim 4 wherein,
The device also comprises a tip protecting sleeve;
The tip protection sleeve is detachably sleeved on the puncture piece and is used for avoiding the puncture piece from damaging surrounding tissues after puncture.
8. The liver retraction suspension according to claim 1 wherein,
The hanging piece comprises a mounting seat, a hanging rope and a hanging hook;
The mounting seat is fixedly connected with the first straight rod body, one end of the hanging rope is connected with the mounting seat, the other end of the hanging rope is fixedly connected with the hanging hook, and the hanging hook is used for being hooked on a fixed object.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221180495U true CN221180495U (en) | 2024-06-21 |
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| GR01 | Patent grant |