CN218943411U - Double-knob electric anastomat - Google Patents
Double-knob electric anastomat Download PDFInfo
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- CN218943411U CN218943411U CN202222655997.7U CN202222655997U CN218943411U CN 218943411 U CN218943411 U CN 218943411U CN 202222655997 U CN202222655997 U CN 202222655997U CN 218943411 U CN218943411 U CN 218943411U
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- rotary key
- driving wheel
- key
- rotary
- rod body
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Abstract
The utility model discloses a double-knob electric anastomat in the technical field of endoscopic surgical instruments, which comprises a shell, a first rotary key and a rod body, wherein the first rotary key is rotatably arranged at the left end of the shell, the rod body is fixedly arranged at the left end of the first rotary key, a first driving wheel is arranged at the right end of the first rotary key, a transmission shaft is rotatably arranged in an inner cavity of the shell, a second driving wheel and a second rotary key are respectively fixedly arranged at two ends of the transmission shaft, the second rotary key is in contact transmission with the first rotary key through the first driving wheel and the second driving wheel, the second rotary key is smaller than the first rotary key, and a user can respectively rotate the first rotary key and the second rotary key to quickly adjust nail bins at the left ends of the rod body and the rod body to proper angles in the using process.
Description
Technical Field
The utility model relates to the technical field of endoscopic surgical instruments, in particular to a double-knob electric anastomat.
Background
The anastomat is one of important instruments for endoscopic surgery, replaces the traditional manual suturing, utilizes titanium nails to separate or anastomose tissues, is simple and quick to operate, and greatly shortens the operation time;
the right end of the rod body of the electric anastomat is fixedly provided with a rotary key, the rotary key is used for rotating the rod body, in the operation process, the position needing to be separated or anastomosed is clamped through the nail bin and the nail supporting seat, and in order to enable the nail bin and the nail supporting seat to be stably clamped at the separated or anastomosed position, the nail bin and the nail supporting seat are required to be driven to rotate through the rotation of the rod body.
In the operation process, a user needs to hold the anastomat handle by one hand, when the rotary key is rotated, a hand which needs to hold the handle by a worker stretches and clamps the index finger forwards into a groove formed by the rotary key, then the hand rotates the rod body through the up-and-down swing of the index finger, when the hand needs to rotate the rod body by a small extent, the single finger is difficult to accurately control the amplitude of the swing rotary key under the holding state of the hand, the rotation angle of the rod body is overlarge, the rod body can be rotated to a proper angle only by swinging for many times, and the operation is inconvenient.
Based on the above, the utility model designs a double-knob electric anastomat to solve the problems.
Disclosure of Invention
The utility model aims to provide a double-knob electric anastomat, which solves the problems of the prior art in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an electronic anastomat of double knob, includes shell, first rotary key and pole body, its characterized in that: the first rotary key is rotatably arranged at the left end of the shell, the rod body is fixedly arranged at the left end of the first rotary key, the right end of the first rotary key is provided with a first driving wheel, the inner cavity of the shell is rotatably provided with a driving shaft, two ends of the driving shaft are respectively fixedly provided with a second driving wheel and a second rotary key, the second rotary key is in contact transmission with the first rotary key through the first driving wheel and the second driving wheel, and the second rotary key is smaller than the first rotary key;
as a further aspect of the present utility model, the second rotary key is exposed from a side of the side surface of the housing close to the first rotary key;
as a further scheme of the utility model, the diameter of the second driving wheel is smaller than that of the second rotary key;
as a further scheme of the utility model, the circumferential surfaces of the first driving wheel and the second driving wheel are fixedly provided with meshing teeth, and the meshing teeth on the surface of the first driving wheel are meshed with the meshing teeth on the surface of the second driving wheel;
as a further scheme of the utility model, a plurality of grooves are formed on the circumferential surface of the second rotary key at equal intervals;
as a further scheme of the utility model, the left and right edges of the second rotary key are rounded.
Compared with the prior art, the utility model has the beneficial effects that:
through setting up the second rotary key, the diameter of second rotary key is less than first rotary key, the diameter of second drive wheel is less than the diameter of second rotary key simultaneously, the rotation angle of shaft can be very subtle when rotating the second rotary key, when needs carry out the rotation by a small margin to the shaft, just can carry out the rotation by a small margin to the shaft through rotating the second rotary key, remain first rotary key simultaneously, when carrying out the rotation by a wide margin the shaft, the staff still can drive the shaft through rotating first rotary key and rotate, the operation is got up more conveniently, in the use, the user can rotate the nail storehouse of first rotary key and second rotary key quick with shaft and shaft left end respectively and adjust to suitable angle, it is more convenient to use.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of 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 may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic elevational view of the general structure of the present utility model;
FIG. 2 is a schematic view of the internal structure of the housing according to the present utility model;
FIG. 3 is a schematic diagram of the cooperation structure of the first driving wheel and the second driving wheel in the utility model;
fig. 4 is an enlarged schematic view of a portion a of fig. 3.
In the drawings, the list of components represented by the various numbers is as follows:
1. a housing; 2. a first rotary key; 3. a shaft; 4. a first driving wheel; 5. a transmission shaft; 6. a second driving wheel; 7. a second rotary key; 8. meshing teeth; 9. a groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.
Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides an electronic anastomat of double knob, includes shell 1, first rotary key 2 and shaft 3, its characterized in that: the first rotary key 2 is rotatably arranged at the left end of the shell 1, the rod body 3 is fixedly arranged at the left end of the first rotary key 2, the right end of the first rotary key 2 is provided with a first driving wheel 4, a transmission shaft 5 is rotatably arranged in the inner cavity of the shell 1, two ends of the transmission shaft 5 are respectively fixedly provided with a second driving wheel 6 and a second rotary key 7, the second rotary key 7 is in contact transmission with the first rotary key 2 through the first driving wheel 4 and the second driving wheel 6, and the second rotary key 7 is smaller than the first rotary key 2;
through setting up second rotary key 7, second rotary key 7 passes through transmission shaft 5 and is connected with second drive wheel 6, drive second drive wheel 6 through rotating second rotary key 7 and rotate, second drive wheel 6 drives first drive wheel 4 and first rotary key 2 again and rotate, just so can rotate shaft 3, the diameter of second rotary key 7 is less than first rotary key 2, the staff can be less than the single maximum rotation distance when rotating second rotary key 7 like this when single maximum rotation distance when rotating first rotary key 2, when needs carry out the rotation of a small margin to shaft 3, just can carry out the rotation of a small margin to shaft 3 through rotating second rotary key 7, remain first rotary key 2 simultaneously, when carrying out the rotation of a large margin to shaft 3, the staff still can drive shaft 3 through rotating first rotary key 2, the operation is got up more conveniently, in the use, the user can rotate first rotary key 2 and second rotary key 7 respectively and be quick with shaft 3 and the appropriate angle adjustment of shaft 3 to the left end storehouse of shaft 3.
In this embodiment, the second rotary key 7 is exposed from the side of the housing 1 near the first rotary key 2, so that a worker can rotate the second rotary key 7 while holding the housing 1.
In this embodiment, the diameter of the second driving wheel 6 is smaller than that of the second rotary key 7, so that the transmission ratio between the second rotary key 7 and the first rotary key 2 is further reduced, and the second rotary key 7 rotates the shaft 3 more finely.
In this embodiment, the circumferential surfaces of the first driving wheel 4 and the second driving wheel 6 are fixedly provided with engaging teeth 8, and the engaging teeth 8 on the surface of the first driving wheel 4 are engaged with the engaging teeth 8 on the surface of the second driving wheel 6, so that no slipping phenomenon occurs between the first driving wheel 4 and the second driving wheel 6.
In this embodiment, the circumferential surface of the second rotary key 7 is provided with a plurality of grooves 9 at equal intervals, so that the operator can rotate the second rotary key 7 conveniently.
In this embodiment, the left and right edges of the second rotary key 7 are rounded to prevent the left and right edges of the second rotary key 7 from scratching the glove of the user.
Claims (6)
1. The utility model provides an electronic anastomat of double knob, includes shell (1), first rotary key (2) and shaft (3), its characterized in that: the novel rotary key is characterized in that the first rotary key (2) is rotatably mounted at the left end of the shell (1), the rod body (3) is fixedly arranged at the left end of the first rotary key (2), the right end of the first rotary key (2) is provided with a first driving wheel (4), a transmission shaft (5) is rotatably mounted in an inner cavity of the shell (1), a second driving wheel (6) and a second rotary key (7) are fixedly arranged at two ends of the transmission shaft (5) respectively, the second rotary key (7) is in contact transmission with the first rotary key (2) through the first driving wheel (4) and the second driving wheel (6), and the second rotary key (7) is smaller than the first rotary key (2).
2. The dual knob electric stapler of claim 1, wherein: the second rotary key (7) is exposed from the side of the housing (1) close to the first rotary key (2).
3. The dual knob electric stapler of claim 1, wherein: the diameter of the second driving wheel (6) is smaller than that of the second rotary key (7).
4. The dual knob electric stapler of claim 1, wherein: the circumference of the first driving wheel (4) and the circumference of the second driving wheel (6) are fixedly provided with meshing teeth (8), and the meshing teeth (8) on the surface of the first driving wheel (4) are meshed with the meshing teeth (8) on the surface of the second driving wheel (6).
5. The dual knob electric stapler of claim 1, wherein: a plurality of grooves (9) are formed in the circumferential surface of the second rotary key (7) at equal intervals.
6. The dual knob electric stapler of claim 1, wherein: the left and right edges of the second rotary key (7) are rounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222655997.7U CN218943411U (en) | 2022-10-10 | 2022-10-10 | Double-knob electric anastomat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222655997.7U CN218943411U (en) | 2022-10-10 | 2022-10-10 | Double-knob electric anastomat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218943411U true CN218943411U (en) | 2023-05-02 |
Family
ID=86134213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222655997.7U Active CN218943411U (en) | 2022-10-10 | 2022-10-10 | Double-knob electric anastomat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218943411U (en) |
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2022
- 2022-10-10 CN CN202222655997.7U patent/CN218943411U/en active Active
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