CN221431116U - Laparoscope aspirator with traction function - Google Patents
Laparoscope aspirator with traction function Download PDFInfo
- Publication number
- CN221431116U CN221431116U CN202323229029.0U CN202323229029U CN221431116U CN 221431116 U CN221431116 U CN 221431116U CN 202323229029 U CN202323229029 U CN 202323229029U CN 221431116 U CN221431116 U CN 221431116U
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- handle
- traction
- tube
- suction
- shell
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- 230000007246 mechanism Effects 0.000 claims abstract description 51
- 238000011010 flushing procedure Methods 0.000 claims abstract description 37
- 238000005491 wire drawing Methods 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 5
- 230000002262 irrigation Effects 0.000 claims description 4
- 238000003973 irrigation Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000002357 laparoscopic surgery Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001700 effect on tissue Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 230000008733 trauma Effects 0.000 description 1
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Abstract
The utility model discloses a laparoscope aspirator with a traction function, which comprises a traction mechanism and a switching mechanism, wherein the traction mechanism comprises a traction clamp part, a connecting rod mechanism and a traction control mechanism; the traction clamp part comprises an upper clamp and a lower clamp; the traction control mechanism comprises an abduction handle, a traction wire rope and a first rebound spring; the abduction handle is controlled to move towards the direction of the handle part, and the upper forceps and the lower forceps can be controlled to open up and down by the traction wire rope and the link mechanism. The utility model has convenient operation and flexible use, can only move towards the direction of the handle part through the abduction handle, can control the opening of the upper forceps and the lower forceps through the cooperation of the traction wire rope and the connecting rod mechanism, and can lead tissues to be pulled, thereby better exposing the operation vision; the abduction handle is loosened, and the upper forceps and the lower forceps can be closed and reset, so that the operation is simple and convenient; and the drainage tube cavity is controlled by the switching mechanism to be closely matched with the flushing tube hole and the suction tube hole, so that the switching of the flushing function and the suction function is realized, and the operation is convenient.
Description
Technical Field
The utility model relates to the technical field of laparoscopic attractors, in particular to a laparoscopic attractor with a traction function.
Background
Laparoscopic surgery has many advantages such as small trauma, quick recovery, fine operation in surgery, etc., and laparoscopic surgery is becoming the mainstream. However, in the operation process, an aspirator is needed, but the applicant finds that the traditional aspirator only has a simple aspiration function and has no flushing function in the daily laparoscopic operation process; and the exposed operation vision is difficult, and an operator can only pull the exposed tissues by frequently replacing the operation instruments, so that the electrotome is achieved, and the operation time is prolonged. A laparoscopic aspirator is therefore proposed that has not only irrigation and aspiration functions, but also a drawable exposed tissue to better ensure a surgical field of view.
Disclosure of Invention
Accordingly, based on the above background, the present utility model provides a laparoscopic aspirator with a pulling function, which not only has switchable irrigation and aspiration functions, but also can exert a pulling effect on tissues by controlling the jaw structure of a pulling mechanism, thereby exposing the surgical field more effectively.
The utility model is realized by the following technical scheme:
The laparoscope aspirator with the traction function comprises a handle part and an aspiration tube part, wherein the handle part is arranged below the handle part and comprises a handle shell, the aspiration tube part is provided with a tube shell, and an aspiration tube is sleeved in the tube shell;
the traction mechanism comprises a traction clamp part, a connecting rod mechanism and a traction control mechanism;
the traction clamp part comprises an upper clamp and a lower clamp;
The traction control mechanism comprises an abduction handle, a traction wire rope and a first rebound spring; the abduction handle is movably arranged on the handle shell, and two ends of the first rebound spring are respectively connected to the abduction handle and the handle shell;
One end of the traction wire rope is fixed on the abduction handle, the other end of the traction wire rope is connected with the connecting rod mechanism, and the connecting rod mechanism is connected with the traction clamp part;
The traction clamp part is arranged outside the tube shell, and the connecting rod mechanism is positioned in the tube shell; the abduction handle is controlled to move towards the direction of the handle part, and the upper clamp and the lower clamp can be controlled to open up and down by pulling the wire rope and the connecting rod structure;
The handle shell is internally provided with a switching mechanism capable of switching the flushing function and the suction function.
Further, the upper forceps and the lower forceps are surrounded by a forceps part suction tube; the inner diameter of the forceps suction tube is consistent with that of the suction tube;
An annular direction compensator is arranged between the tube shell where the connecting rod mechanism is positioned and the tube shell where the suction tube is positioned, a direction compensation rod is arranged in the direction compensator, the direction compensation rod is connected with the connecting rod mechanism, and one end of the traction wire rope far away from the abduction handle is connected to the direction compensator;
The handle shell is provided with a rotating wheel, the rotating wheel is connected with the suction tube, and the rotating wheel can drive the suction tube to rotate.
Further, the link mechanism comprises 2 link groups, wherein the link groups comprise a first link and a second link, one end of the first link is connected to the direction compensation rod, and the other end of the first link is connected with the second link through a link pulley shaft; the other end of the second connecting rod is connected with the traction clamp part.
Further, a second rebound spring is arranged between the 2 second connecting rods.
Further, the opposite surfaces of the upper forceps and the lower forceps are provided with sawtooth grooves which can be closely matched;
The upper clamp and the lower clamp are connected with one end close to the pipe shell through a pin joint piece.
Further, the control abduction handle is provided with an abduction handle in the handle shell, the handle shell is internally provided with a wire drawing guide wheel, and the wire drawing rope is connected with the abduction handle after passing through the wire drawing guide wheel by the direction compensating rod.
Further, the switching mechanism comprises a switching handle and a control block, one end of the switching handle is fixedly connected to the control block, and the control block is completely positioned in the handle shell;
A through hole cavity is formed in the control block; one end of the penetrating hole cavity can be closely matched with a flushing pipe hole and a suction pipe hole, the flushing pipe hole is connected with a flushing pipe, and the suction pipe hole is connected with a suction pipe;
the suction tube can be closely matched with one end penetrating through the cavity;
The control block is driven to rotate through the switching handle to switch the cooperation of the penetrating cavity, the flushing pipe hole and the suction pipe hole so as to switch the flushing and suction functions.
Further, a third return spring is arranged between the switching handle and the handle shell.
Further, the control block is sleeved in the leakage-proof pipe shell, and a flushing pipe hole and a suction pipe hole are respectively arranged on the end plate of the leakage-proof pipe shell.
Further, the part of the flushing pipe, which is positioned on the handle shell, is provided with a flushing rubber pipe external interface, and the part of the suction pipe, which is positioned on the handle shell, is provided with a suction rubber pipe external interface.
By adopting the technical scheme, the beneficial effects are as follows:
Compared with the prior art, the utility model has convenient operation and flexible use, can only move towards the direction of the handle part through the abduction handle, can control the opening of the upper forceps and the lower forceps through the cooperation of the traction wire rope and the connecting rod mechanism, and can lead tissues to be pulled, thereby better exposing the operation vision; the stretching handle is loosened, so that the wire drawing rope is pulled in the opposite direction under the action of the restoring force of the first rebound spring, and the upper clamp and the lower clamp are controlled to be closed through the connecting rod mechanism, so that the operation is simple and convenient;
And the drainage tube cavity is controlled by the switching mechanism to be closely matched with the flushing tube hole and the suction tube hole, so that the switching of the flushing function and the suction function is realized, and the operation is convenient.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an enlarged view of the portion of FIG. 1 shown in circle;
FIG. 3 is a schematic view of the upper and lower pliers of the present utility model in an open position;
FIG. 4 is a schematic view of the upper and lower clamps of the present utility model in a closed position;
FIG. 5 is a schematic diagram of a compensator according to the present utility model;
FIG. 6 is a schematic diagram of a compensator according to the second embodiment of the present utility model;
FIG. 7 is a schematic perspective view of the side of the handle portion of the present utility model;
fig. 8 is a schematic structural view of the handle portion of the present utility model.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of 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, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. In the description of the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "inner", "outer", "vertical", "circumferential", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the description of the utility model, a "first feature" or "second feature" may include one or more of such features. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature.
The utility model is further described with reference to fig. 1 to 7.
Example 1: a laparoscope aspirator with a pulling function according to fig. 1 to 7, which comprises a handle part 1 and a suction tube part 2, wherein a handle part is arranged below the handle part 1, the handle part 1 comprises a handle shell 11, the suction tube part 2 is provided with a tube shell 2, and a suction tube 5 is sleeved in the tube shell 2; the traction mechanism comprises a traction clamp part 3, a connecting rod mechanism 6 and a traction control mechanism; the traction clamp part 3 comprises an upper clamp 31 and a lower clamp 32; the traction control mechanism comprises an abduction handle 8, a traction wire rope 82 and a first rebound spring 83; the abduction handle is movably arranged on the handle shell 11, and two ends 83 of the first rebound spring are respectively connected to the abduction handle 8 and the handle shell 11; one end of the traction wire rope 82 is fixed on the abduction handle 8, the other end of the traction wire rope is connected with the link mechanism 6, and the link mechanism 6 is connected with the traction clamp part 3; the traction clamp part 3 is arranged outside the tube shell 2, and the connecting rod mechanism 6 is positioned in the tube shell 2; the abduction handle is controlled to move towards the handle shell, and the upper clamp 31 and the lower clamp 32 can be controlled to open up and down through the traction wire rope 82 and the connecting rod structure; the upper forceps 31 and the lower forceps 32 are surrounded by forceps suction pipes 33; the inner diameter of the clamp suction tube 33 is identical to the inner diameter of the suction tube 5; an annular direction compensator 62 is arranged between the tube shell 2 where the link mechanism 6 is positioned and the tube shell where the suction tube 5 is positioned, a direction compensating rod 63 is arranged in the direction compensator 62, the direction compensating rod 63 is connected with the link mechanism 6, one end of the traction wire rope 82, which is far away from the abduction handle 8, is connected to the direction compensator 62, and the direction compensator 62 moves to drive the direction compensating rod 63, and a first connecting rod 64 and a second connecting rod 65 extend forwards to generate a tensile force; the handle shell 11 is provided with a rotating wheel 7, the rotating wheel 7 is connected with the suction tube 5, and the rotating wheel 7 can drive the suction tube 5 to rotate. The direction compensator 62 is respectively attached to the inner wall of the tube shell and the outer wall of the suction tube. One end of the direction compensation rod 63 is connected with the link mechanism 6, and the other end is connected with the abduction handle 8. The link mechanism comprises 2 opposite diamond-shaped link groups, the link groups comprise a first link 64 and a second link 65, one end of the first link 64 is connected to the direction compensation rod, and the other end of the first link 64 is connected with the second link 65 through a link pulley shaft 67; the other end of the second link 65 is connected to the pulling grip portion 3. A second rebound spring 66 is provided between the 2 second links 65. The opposite surfaces of the upper forceps 31 and the lower forceps 32 are provided with sawtooth grooves 34 which can be closely matched (opposite groove surfaces can be in seamless joint); the upper clamp 31 and the lower clamp 32 are connected at one end close to the tube shell through a pivot piece 35. The control abduction handle 8 is provided with an abduction handle 81 in a handle housing 11, a wire drawing guide wheel 84 is arranged in the handle housing 11, and the wire drawing rope 82 is connected with the abduction handle 8 after passing through the wire drawing guide wheel 84 by a direction compensator.
The implementation process of the traction function of the utility model is as follows:
The abduction handle 8 is held to move towards the direction of the grip part of the handle part 1, the abduction handle 81 moves in the opposite direction in a reaction way, so that the traction wire rope 82 is pulled, the traction wire rope 82 is fixed on the direction compensation rod 63, the direction compensation rod 63 is pulled to move along the inner cavity of the tube shell 11, the pulling force is conducted along the suction tube 5, the first connecting rod 64 and the link pulley shaft 67, the third return spring 66 is deformed, and the upper clamp 31 and the lower clamp 32 are driven to open up and down; the first return spring 83 is reset when the abduction handle 8 is released, the abduction handle 81 is reset in the opposite direction to the traction wire rope 82, and the third return spring 66 is combined to reset strongly so as to close the upper clamp 31 and the lower clamp 32. And the rotary wheel circumferential rotation drives the suction tube 5 and the clamp suction tube 33 to rotate, so that the traction clamp 3 can grasp tissues more flexibly, the rotation force promotes the direction compensation rod 63 to rotate in the inner ring of the direction compensator 62, the direction forces of the rotary wheel 7, the suction tube 5 and the clamp suction tube 33 are compensated, and the traction wire rope 82 is always on the same horizontal plane and cannot be subjected to the change of the tension force due to the rotation force. A switching mechanism capable of switching the flushing and suction functions is provided in the handle housing 11. The switching mechanism 11 comprises a switching handle 41 and a control block 43, wherein one end of the switching handle 41 is fixedly connected to the control block 43, and the control block 43 is completely positioned in the handle shell 11; the control block 43 is provided with a through hole cavity 44; one end of the through hole cavity 44 can be closely matched with the flushing pipe hole 91 and the suction pipe hole 101 (the pipe surface is in seamless joint with the pipe surface, the inner diameter of the pipe cavity is consistent), the flushing pipe hole 91 is connected with a flushing pipe 9, and the suction pipe hole 101 is connected with a suction pipe 100; the suction tube 5 can be closely matched with one end of the through hole cavity 44; the control block 43 is driven to rotate by the switching handle 41 to switch the cooperation between the penetrating cavity 41, the flushing pipe hole 91 and the suction pipe hole 101 so as to switch the flushing and suction functions. A third return spring 411 is provided between the switching lever 41 and the handle housing 11. The control block is sleeved in the leakage preventing pipe shell 42, and a flushing pipe hole 91 and a suction pipe hole 101 are respectively arranged on an end plate 421 of the leakage preventing pipe shell 42. The part of the flushing pipe 9 positioned on the handle shell 11 is provided with a flushing rubber pipe external interface 92, and the part of the suction pipe 100 positioned on the handle shell 11 is provided with a suction rubber pipe external interface 92.
The implementation process of the switching of the suction and flushing functions of the utility model is as follows:
in the specific implementation, as shown in fig. 6, the orifice of the penetrating hole 44, which is close to the suction pipe hole 101 or the flushing pipe hole 91, is located in a non-central position, more specifically, directly above the center, and then the suction pipe hole 101 or the flushing pipe hole 9 is located directly left and right of the center, respectively;
The through hole cavity 44 in the control block 43 is closely corresponding to the suction pipe hole 101 or the flushing pipe hole 91 by rotating the switching handle 41 left and right (direction shown in fig. 6), so that the communication between the through hole cavity 44 and the suction pipe 100 and the flushing pipe 91 can be switched, and the switching of suction and flushing functions is realized; when the switching handle 41 is released, the suction device can return under the action of the third return spring 411, and at this time, the penetrating cavity 44 is not closely communicated with the suction tube hole 101 or the flushing tube hole 9, so that the suction device is in a closed state.
The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.
Claims (10)
1. The laparoscope aspirator with the traction function comprises a handle part and an aspiration tube part, wherein the handle part is arranged below the handle part and comprises a handle shell, the aspiration tube part is provided with a tube shell, and an aspiration tube is sleeved in the tube shell; it is characterized in that the method comprises the steps of,
The traction mechanism comprises a traction clamp part, a connecting rod mechanism and a traction control mechanism;
the traction clamp part comprises an upper clamp and a lower clamp;
The traction control mechanism comprises an abduction handle, a traction wire rope and a first rebound spring; the abduction handle is movably arranged on the handle shell, and two ends of the first rebound spring are respectively connected to the abduction handle and the handle shell;
One end of the traction wire rope is fixed on the abduction handle, the other end of the traction wire rope is connected with the connecting rod mechanism, and the connecting rod mechanism is connected with the traction clamp part;
The traction clamp part is arranged outside the tube shell, and the connecting rod mechanism is positioned in the tube shell; the abduction handle is controlled to move towards the direction of the handle part, and the upper clamp and the lower clamp can be controlled to open up and down by the wire drawing rope and the connecting rod mechanism;
The handle shell is internally provided with a switching mechanism capable of switching the flushing function and the suction function.
2. The laparoscopic aspirator with pulling function according to claim 1, wherein the upper forceps and the lower forceps enclose a forceps part suction tube; the inner diameter of the forceps suction tube is consistent with that of the suction tube;
An annular direction compensator is arranged between the tube shell where the connecting rod mechanism is positioned and the tube shell where the suction tube is positioned, a direction compensation rod is arranged in the direction compensator, the direction compensation rod is connected with the connecting rod mechanism, and one end of the traction wire rope far away from the abduction handle is connected to the direction compensator;
The handle shell is provided with a rotating wheel, the rotating wheel is connected with the suction tube, and the rotating wheel can drive the suction tube to rotate.
3. The laparoscopic aspirator with a pulling function according to claim 2, wherein the linkage mechanism comprises 2 linkage groups, the linkage groups comprise a first link and a second link, one end of the first link is connected to a direction compensation rod, and the other end of the first link is connected to the second link through a link pulley shaft; the other end of the second connecting rod is connected with the traction clamp part.
4. A laparoscopic suction with pulling function according to claim 3, wherein a second rebound spring is provided between the 2 second links.
5. A laparoscopic aspirator with pulling function according to claim 3, wherein the opposite surfaces of the upper forceps and the lower forceps are provided with saw tooth grooves which can be closely matched;
The upper clamp and the lower clamp are connected with one end close to the pipe shell through a pin joint piece.
6. A laparoscopic aspirator with a pulling function according to claim 3, wherein the control abduction handle is provided with an abduction handle in a handle housing, a wire drawing guide wheel is provided in the handle housing, and the pulling wire rope is connected with the abduction handle after passing through the wire drawing guide wheel by a direction compensating rod.
7. The laparoscopic aspirator with pulling function according to claim 1, wherein the switching mechanism comprises a switching handle and a control block, one end of the switching handle is fixedly connected to the control block, and the control block is completely positioned in the handle shell;
A through hole cavity is formed in the control block; one end of the penetrating hole cavity can be closely matched with a flushing pipe hole and a suction pipe hole, the flushing pipe hole is connected with a flushing pipe, and the suction pipe hole is connected with a suction pipe;
the suction tube can be closely matched with one end penetrating through the cavity;
The control block is driven to rotate through the switching handle to switch the cooperation of the penetrating cavity, the flushing pipe hole and the suction pipe hole so as to switch the flushing and suction functions.
8. The laparoscopic suction with pulling function according to claim 7, wherein a third return spring is provided between the switching handle and the handle housing.
9. The laparoscope aspirator with the traction function according to claim 7, wherein the control block is sleeved in the leakage-proof tube shell, and the end plate of the leakage-proof tube shell is respectively provided with a flushing tube hole and a suction tube hole.
10. The laparoscopic aspirator with pulling function according to claim 7, wherein the portion of the irrigation tube located at the handle housing is provided with an irrigation hose external port, and the portion of the aspiration tube located at the handle housing is provided with an aspiration hose external port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323229029.0U CN221431116U (en) | 2023-11-29 | 2023-11-29 | Laparoscope aspirator with traction function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323229029.0U CN221431116U (en) | 2023-11-29 | 2023-11-29 | Laparoscope aspirator with traction function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221431116U true CN221431116U (en) | 2024-07-30 |
Family
ID=92068972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323229029.0U Active CN221431116U (en) | 2023-11-29 | 2023-11-29 | Laparoscope aspirator with traction function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221431116U (en) |
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2023
- 2023-11-29 CN CN202323229029.0U patent/CN221431116U/en active Active
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