CN112240374A - Speed change gear box of electric anastomat - Google Patents
Speed change gear box of electric anastomat Download PDFInfo
- Publication number
- CN112240374A CN112240374A CN202010979852.5A CN202010979852A CN112240374A CN 112240374 A CN112240374 A CN 112240374A CN 202010979852 A CN202010979852 A CN 202010979852A CN 112240374 A CN112240374 A CN 112240374A
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- CN
- China
- Prior art keywords
- shell
- speed
- button
- bearing
- rack
- 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.)
- Pending
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H19/00—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion
- F16H19/02—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion
- F16H19/04—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion comprising a rack
- F16H19/043—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion comprising a rack for converting reciprocating movement in a continuous rotary movement or vice versa, e.g. by opposite racks engaging intermittently for a part of the stroke
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/068—Surgical staplers, e.g. containing multiple staples or clamps
- A61B17/072—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
- A61B17/07207—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously the staples being applied sequentially
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/20—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially using gears that can be moved out of gear
- F16H3/22—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially using gears that can be moved out of gear with gears shiftable only axially
- F16H3/30—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially using gears that can be moved out of gear with gears shiftable only axially with driving and driven shafts not coaxial
- F16H3/32—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially using gears that can be moved out of gear with gears shiftable only axially with driving and driven shafts not coaxial and an additional shaft
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses a speed change gear box of an electric anastomat, which comprises a shell and a gun barrel, wherein one side of the shell is provided with a connecting rotating block, one side of the connecting rotating block is movably connected with a rotating handle, the top of the rotating handle is provided with a rotating button, the gun barrel is arranged in the rotating handle, one end of the gun barrel is connected with a nail bin, one side of the shell is provided with a button switch, one side of the shell is provided with an adjusting groove, an adjusting mechanism is arranged in the adjusting groove, the bottom of the shell is provided with a firing handle, and the inner wall of the shell is provided with a sliding groove. This electronic anastomat change gear box is through first speed governing button, when needs acceleration rate, stirs the second speed governing button upwards, makes the gear reduction and keeps away from the driving wheel, stirs first speed governing button left, makes first bearing extrusion stopper to extrude the elastic component, make the gear reduction rotate, and with follow the meshing of driving wheel, thereby accelerate the speed to the device, make the device's output rotational speed more stable.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a speed change gear box of an electric anastomat.
Background
An anastomat is a surgical instrument generally divided into a disposable anastomat or a reusable anastomat, is a device used in medicine to replace the traditional manual suture, can cut off redundant tissues while suturing wounds of patients, and is widely applied to cutting and anastomosis of tissues in minimally invasive surgeries such as abdominal surgery, gynecology, pediatrics, thoracic surgery and the like.
Traditional electronic anastomat change gear box, because in the use, stable inadequately when slowing down the device, traditional electronic anastomat change gear box, because in the use, the output rotational speed is unstable, traditional electronic anastomat change gear box, because in the use, the cutting effect that coincide is not good consequently, the technical personnel in the field provide an electronic anastomat change gear box to solve the problem that proposes in the above-mentioned background art.
Disclosure of Invention
The invention aims to provide a speed change gear box of an electric anastomat, which solves the problems of unstable speed reduction, unstable output rotating speed and poor anastomosis cutting effect in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a speed change gear box of an electric anastomat comprises a shell and a barrel, wherein one side of the shell is provided with a connecting rotating block, one side of the connecting rotating block is movably connected with a rotating handle, the top of the rotating handle is provided with a rotating button, the barrel is arranged in the rotating handle, one end of the barrel is connected with a nail bin, one side of the shell is provided with a button switch, one side of the shell is provided with an adjusting groove, the inside of the adjusting groove is provided with an adjusting mechanism, the bottom of the shell is provided with a firing handle, the inner wall of the shell is provided with a sliding groove, one side of the sliding groove is provided with a rack, the inside of the shell is provided with a driven wheel, one side of the driven wheel is provided with a speed increasing wheel, the inside of the speed increasing wheel is provided with a first bearing, one end of the first bearing is, and the internally mounted of deceleration wheel has the second bearing to the second speed governing button is installed to the one end of second bearing, through this setting, makes the device can stable deceleration.
Preferably, adjustment mechanism includes mounting groove, elastic component and stopper, the inner wall of shell is seted up in the mounting groove, and the internally mounted of mounting groove has elastic component to elastic component's bottom is connected with the stopper.
Preferably, the limiting block and the mounting groove form a telescopic structure through an elastic part, the cross section of the limiting block is triangular, and the first speed regulating button and the second speed regulating button can be respectively stirred through the arrangement to be meshed with the driven wheel respectively, so that the device can stably operate during speed regulation, and the output rotating speed of the device is more stable.
Preferably, the rack and the shell form a sliding structure through a sliding groove, the cross section of the sliding groove is in a C shape, and through the arrangement, a sliding block matched with the sliding groove is arranged on one side of the rack, so that the rack can run forwards more smoothly.
Preferably, the driven wheel and the rack are on the same vertical plane, the driven wheel and the rack form a meshing structure, and the rack can move forwards more accurately through the arrangement, so that the gun barrel is driven to move forwards accurately, and the anastomosis cutting effect of the device is improved.
Preferably, the speed-increasing wheel forms adjustable structure with the shell through adjustment tank and first bearing, and the adjustment tank is around the horizontal central line symmetric distribution of shell, through this setting, when dialling first speed governing button left or right, can make speed-increasing wheel and follow driving wheel meshing or keep away from, make the device more convenient when the speed governing.
Compared with the prior art, the invention has the beneficial effects that:
1. the speed change gear box of the electric anastomat presses the button switch through the adjusting mechanism to enable the driven wheel to rotate, when the speed is required to be reduced, the second speed regulating button is downwards stirred to enable the second bearing to touch the limiting block and extrude the elastic piece to enable the speed reducing wheel to rotate and be meshed with the driven wheel, so that the speed of the device is reduced, and the device can be stably reduced;
2. when the speed is required to be increased, the second speed adjusting button is shifted upwards through the first speed adjusting button, so that the speed reducing wheel is far away from the driven wheel, the first speed adjusting button is shifted leftwards, the first bearing is enabled to extrude the limiting block and extrude the elastic part, the speed increasing wheel is enabled to rotate and be meshed with the driven wheel, the device is increased in speed, and the output rotating speed of the device is enabled to be more stable;
3. this electronic anastomat change gear box passes through the spout, and when the device was using, through driven wheel and rack toothing, makes the barrel move around, and be provided with in the outside of barrel one end with rack complex tooth, make twist grip when controlling the barrel rotation, can be stable make the barrel slide forward or slide backward to it is better to make the identical cutting effect of device.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic cross-sectional view of the housing of the present invention;
FIG. 3 is a schematic diagram of a right-side cross-sectional structure of the present invention;
FIG. 4 is an enlarged view of the structure at A in FIG. 2 according to the present invention.
In the figure: 1. a housing; 2. connecting the rotating block; 3. rotating the handle; 4. rotating the button; 5. a barrel; 6. a staple cartridge; 7. a push button switch; 8. an adjustment groove; 9. an adjustment mechanism; 901. mounting grooves; 902. an elastic member; 903. a limiting block; 10. a firing handle; 11. a chute; 12. a rack; 13. a driven wheel; 14. a speed-up wheel; 15. a first bearing; 16. a first speed regulating button; 17. a speed reducing wheel; 18. a second bearing; 19. a second speed regulating button.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a speed change gear box of an electric anastomat comprises a shell 1, a connecting rotating block 2, a rotating handle 3, a rotating button 4, a gun barrel 5, a nail bin 6, a button switch 7, an adjusting groove 8, an adjusting mechanism 9, a mounting groove 901, an elastic piece 902, a limiting block 903, a firing handle 10, a sliding groove 11, a rack 12, a driven wheel 13, a speed increasing wheel 14, a first bearing 15, a first speed adjusting button 16, a speed reducing wheel 17, a second bearing 18 and a second speed adjusting button 19, wherein the connecting rotating block 2 is installed on one side of the shell 1, the rotating handle 3 is movably connected with one side of the connecting rotating block 2, the rotating button 4 is installed at the top of the rotating handle 3, the gun barrel 5 is installed inside the rotating handle 3, one end of the gun barrel 5 is connected with the nail bin 6, the button switch 7 is installed on one side of the shell 1, the adjusting groove 8 is formed in one side of the shell 1, the adjusting mechanism 9 comprises a mounting groove 901, an elastic member 902 and a limiting block 903, the mounting groove 901 is arranged on the inner wall of the housing 1, the elastic member 902 is arranged inside the mounting groove 901, the limiting block 903 is connected to the bottom of the elastic member 902, the limiting block 903 and the mounting groove 901 form a telescopic structure through the elastic member 902, the cross section of the limiting block 903 is triangular, so that the device is more stable in operation, the bottom of the housing 1 is provided with a percussion handle 10, the inner wall of the housing 1 is provided with a chute 11, one side of the chute 11 is provided with a rack 12, the rack 12 and the housing 1 form a sliding structure through the chute 11, the cross section of the chute 11 is C-shaped, through the arrangement, the rack 12 is smoother in sliding, the driven wheel 13 is arranged inside the housing 1, the driven wheel 13 and the rack 12 are on the same vertical plane, and the driven wheel 13 and the rack 12 form, and one side of driven wheel 13 is provided with flywheel 14, and the internally mounted of flywheel 14 has first bearing 15, first speed governing button 16 is installed to the one end of first bearing 15, flywheel 14 passes through adjustment tank 8 and first bearing 15 and constitutes adjustable structure with shell 1, and adjustment tank 8 is around the horizontal central line symmetric distribution of shell 1, through this setting, it is more convenient when the speed governing to make the device, the top of driven wheel 13 is provided with reducing gear 17, and the internally mounted of reducing gear 17 has second bearing 18, and second speed governing button 19 is installed to the one end of second bearing 18.
The working principle is as follows: the speed change gear box of the electric anastomat has the use process that firstly, the device is moved to a required place, a nail bin 6 is disinfected by a professional, a new disposable puncture outfit is replaced, a firing handle 10 is held by hands, a gun barrel 5 is placed at a proper place, a button switch 7 is pressed, a driven wheel 13 rotates to drive a rack 12 meshed with the driven wheel to slide forwards, so that the gun barrel 5 is driven to slide forwards, when the speed of the device needs to be reduced in the operation process, a second speed regulating button 19 is shifted to enable a second bearing 18 to extrude a limiting block 903 and extrude an elastic piece 902, a speed reducing wheel 17 is meshed with the driven wheel 13 and rotates to reduce the speed of the device, when the device needs to be increased in speed, the second speed regulating button 19 is shifted to enable the speed reducing wheel 17 to be far away from the driven wheel 13, then the first speed regulating button 16 is shifted to enable a first bearing 15 to extrude the limiting block 903 and extrude the elastic piece, the speed increasing wheel 14 is rotated and drives the driven wheel 13 to be meshed, so that the device is accelerated
Next, when the device is used, the driven wheel 13 is meshed with the rack 12 to drive the rack 12 to move, the rotating direction of the driven wheel 13 is changed to enable the barrel 5 to move forwards and backwards, and teeth matched with the rack 12 are arranged on the outer side of the barrel 5, so that the rotating handle 3 can control the barrel 5 to rotate and enable the barrel 5 to stably move.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An electronic anastomat change gear case, includes shell (1) and barrel (5), its characterized in that: the automatic feeding device is characterized in that a connecting rotating block (2) is installed on one side of a shell (1), a rotating handle (3) is movably connected to one side of the connecting rotating block (2), a rotating button (4) is installed at the top of the rotating handle (3), a barrel (5) is installed inside the rotating handle (3), one end of the barrel (5) is connected with a nail bin (6), a button switch (7) is installed on one side of the shell (1), an adjusting groove (8) is formed in one side of the shell (1), an adjusting mechanism (9) is installed inside the adjusting groove (8), a trigger handle (10) is installed at the bottom of the shell (1), a sliding groove (11) is installed on the inner wall of the shell (1), a rack (12) is installed on one side of the sliding groove (11), a driven wheel (13) is installed inside the shell (1), and an accelerating wheel (14) is arranged on one side of the, and the internally mounted of flywheel (14) has first bearing (15), first speed governing button (16) is installed to the one end of first bearing (15), the top of following driving wheel (13) is provided with gear (17), and the internally mounted of gear (17) has second bearing (18) to second speed governing button (19) is installed to the one end of second bearing (18).
2. The electric stapler variable speed gearbox according to claim 1, wherein: the adjusting mechanism (9) comprises a mounting groove (901), an elastic piece (902) and a limiting block (903), the mounting groove (901) is formed in the inner wall of the shell (1), the elastic piece (902) is mounted inside the mounting groove (901), and the limiting block (903) is connected to the bottom of the elastic piece (902).
3. An electric stapler variable speed gearbox according to claim 2, characterized in that: the limiting block (903) and the mounting groove (901) form a telescopic structure through an elastic piece (902), and the cross section of the limiting block (903) is triangular.
4. The electric stapler variable speed gearbox according to claim 1, wherein: the rack (12) and the shell (1) form a sliding structure through a sliding chute (11), and the cross section of the sliding chute (11) is C-shaped.
5. The electric stapler variable speed gearbox according to claim 1, wherein: the driven wheel (13) and the rack (12) are on the same vertical plane, and the driven wheel (13) and the rack (12) form a meshing structure.
6. The electric stapler variable speed gearbox according to claim 1, wherein: the speed-increasing wheel (14) and the shell (1) form an adjustable structure through an adjusting groove (8) and a first bearing (15), and the adjusting groove (8) is symmetrically distributed relative to the horizontal center line of the shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010979852.5A CN112240374A (en) | 2020-09-17 | 2020-09-17 | Speed change gear box of electric anastomat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010979852.5A CN112240374A (en) | 2020-09-17 | 2020-09-17 | Speed change gear box of electric anastomat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112240374A true CN112240374A (en) | 2021-01-19 |
Family
ID=74171536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010979852.5A Pending CN112240374A (en) | 2020-09-17 | 2020-09-17 | Speed change gear box of electric anastomat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112240374A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050222568A1 (en) * | 2004-03-31 | 2005-10-06 | Wilson-Cook Medical Inc. | Adjustable handle for a medical device |
| CN105559878A (en) * | 2016-01-13 | 2016-05-11 | 诸暨市鹏天医疗器械有限公司 | Rotatable and variable-speed electric snare handle |
| CN105919641A (en) * | 2016-06-08 | 2016-09-07 | 宁波维尔凯迪医疗器械有限公司 | Electric endoscopy anastomat |
| CN208274604U (en) * | 2017-10-23 | 2018-12-25 | 常州市第二人民医院 | A kind of medical scalpel |
| US20190093738A1 (en) * | 2016-04-06 | 2019-03-28 | Husqvarna Ab | A gearbox for a rack and pinion linear transmission and drillstand including a gearbox and a rack |
| CN111134823A (en) * | 2020-01-14 | 2020-05-12 | 虞佩 | Adjustable intramedullary nail |
-
2020
- 2020-09-17 CN CN202010979852.5A patent/CN112240374A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050222568A1 (en) * | 2004-03-31 | 2005-10-06 | Wilson-Cook Medical Inc. | Adjustable handle for a medical device |
| CN105559878A (en) * | 2016-01-13 | 2016-05-11 | 诸暨市鹏天医疗器械有限公司 | Rotatable and variable-speed electric snare handle |
| US20190093738A1 (en) * | 2016-04-06 | 2019-03-28 | Husqvarna Ab | A gearbox for a rack and pinion linear transmission and drillstand including a gearbox and a rack |
| CN105919641A (en) * | 2016-06-08 | 2016-09-07 | 宁波维尔凯迪医疗器械有限公司 | Electric endoscopy anastomat |
| CN208274604U (en) * | 2017-10-23 | 2018-12-25 | 常州市第二人民医院 | A kind of medical scalpel |
| CN111134823A (en) * | 2020-01-14 | 2020-05-12 | 虞佩 | Adjustable intramedullary nail |
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| PB01 | Publication | ||
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Application publication date: 20210119 |