CN204520872U - The operating forceps that a kind of energy is bending - Google Patents
The operating forceps that a kind of energy is bending Download PDFInfo
- Publication number
- CN204520872U CN204520872U CN201520001196.6U CN201520001196U CN204520872U CN 204520872 U CN204520872 U CN 204520872U CN 201520001196 U CN201520001196 U CN 201520001196U CN 204520872 U CN204520872 U CN 204520872U
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- Prior art keywords
- handle
- fixed
- hinged
- bar
- binding clip
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Classifications
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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
- A61B17/28—Surgical forceps
- A61B17/29—Forceps for use in minimally invasive surgery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/28—Surgical forceps
- A61B17/2812—Surgical forceps with a single pivotal connection
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/04—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/28—Surgical forceps
- A61B17/29—Forceps for use in minimally invasive surgery
- A61B17/2909—Handles
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/36—Image-producing devices or illumination devices not otherwise provided for
- A61B90/37—Surgical systems with images on a monitor during operation
-
- A61M1/0058—
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/28—Surgical forceps
- A61B17/29—Forceps for use in minimally invasive surgery
- A61B2017/2901—Details of shaft
- A61B2017/2904—Details of shaft curved, but rigid
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/28—Surgical forceps
- A61B17/29—Forceps for use in minimally invasive surgery
- A61B17/2909—Handles
- A61B2017/2912—Handles transmission of forces to actuating rod or piston
- A61B2017/2923—Toothed members, e.g. rack and pinion
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/28—Surgical forceps
- A61B17/29—Forceps for use in minimally invasive surgery
- A61B17/2909—Handles
- A61B2017/2925—Pistol grips
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/30—Devices for illuminating a surgical field, the devices having an interrelation with other surgical devices or with a surgical procedure
- A61B2090/309—Devices for illuminating a surgical field, the devices having an interrelation with other surgical devices or with a surgical procedure using white LEDs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2217/00—General characteristics of surgical instruments
- A61B2217/002—Auxiliary appliance
- A61B2217/005—Auxiliary appliance with suction drainage system
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2217/00—General characteristics of surgical instruments
- A61B2217/002—Auxiliary appliance
- A61B2217/007—Auxiliary appliance with irrigation system
Abstract
The operating forceps that a kind of energy is bending, comprise handle, claw beam, it is characterized in that described handle comprises fixed handle, binding clip handle, crank handle, described claw beam comprises fixed bar and motion bar, multiple flex connector is provided with between described fixed bar and motion bar, described crank handle is hinged on fixed bar rear portion, described fixed bar end is connected with fixed handle, described binding clip handle is hinged on fixed handle, the side, end of described motion bar is provided with fixed pliers head, and the end opposite side of motion bar is hinged with movable binding clip.This utility model has that structure is simple, operation easily, easily can detect the feature such as position of lesion, the jaw of adjustment operation flexibly.This utility model is by controlling crank handle, and the front portion energy free bend of operating forceps, easily arrives the position that operator requires, reduce the difficulty of operator, avoid and cause wrist tired because increase wrist road pressure, reduces malpractice ground and occurs.
Description
Technical field
This utility model relates to medical instruments field, particularly relates to the operating forceps that a kind of energy is bending.
Background technology
Operating forceps, as medical instruments of operation indispensability, is widely used in various operation.Pliers is pincer-like apparatus, and its mechanism depended between jaw grasps, clamp and vasoconstrictive or tissue.
In the operation process that existing Biliary Calculi patient takes, first can the Biliary Calculi position in abdominal cavity of patients be detected.But due to biliary tract deep layer pathological changes, its Wei Zhi Narrow is narrow, and generally straight binding clip of stretching can not bend, therefore entirely twists wrist joint to regulate manipulation operating forceps by doctor and implement operation process.The hand-held mode of tradition clamp handle easily makes carpal joint depart from, and the forearm that can go down moves distortion across wrist muscle, increases wrist road pressure and causes wrist tired, thus impact operation, increase the incidence rate of malpractice.
Summary of the invention
This utility model provides that a kind of structure is simple, reliability is high, easy to operate, the operating forceps that can bend, and can not bend, uses the technical problems such as inconvenience to solve existing utensil.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is: the operating forceps that a kind of energy is bending, comprise hands handle, claw beam, it is characterized in that described handle comprises fixed handle, binding clip hands handle, crank handle, described claw beam comprises fixed bar and motion bar, multiple flex connector is provided with between described fixed bar and motion bar, described crank handle is hinged on fixed bar rear portion, described fixed bar end is connected with fixed handle, described binding clip handle is hinged on fixed handle, the side, end of described motion bar is provided with fixed pliers head, the end opposite side of motion bar is hinged with movable binding clip.
As preferably, described fixed bar rear end is provided with the first runner, and rotating shaft place of described first runner is provided with adjusting rod, described crank handle end is provided with rotating shaft, rotating shaft is hinged on fixed bar rear end, rotating shaft is fixed with the second runner, and the first runner and the second runner overlap conveyer belt; Described flex connector is three-legged structure, it is wherein symmetrical that two jiaos are respectively equipped with upper and lower threaded hole of steel, drift angle is provided with and rolls seat, base is provided with slot rolling, and wherein the symmetry two jiaos of the first flex connector is all fixed with steel wire rope, and steel wire rope is connected with adjusting rod upper and lower end respectively by after threaded hole of steel.
As preferably, the fulcrum of described binding clip handle is hinged on fixed handle, hinged place is provided with deflecting roller, deflecting roller and the second deflecting roller meshing, second deflecting roller is provided with lug, is provided with passage, is provided with steel cable in passage in described claw beam, steel cable head end is connected with movable binding clip power arm, and steel cable tail end is connected with the second deflecting roller upper lug end.
As preferably, described crank handle is provided with latch, is provided with arc-shaped slot bar in the middle part of crank handle, and fixed bar rear portion is provided with holddown spring, and crank handle is suppressed by holddown spring extension.
As preferably, the front end of described fixed pliers head is provided with water jet, and the front end of fixed pliers head is also provided with water sucking mouth, and the rear portion of claw beam is provided with water inlet tap and water draining beak; Also be provided with suction hose, sparge pipe in described claw beam, described water inlet tap is communicated with by sparge pipe is corresponding with water jet, and described water draining beak is communicated with through suction hose is corresponding with water sucking mouth.
As preferably, described fixed pliers head is provided with minisize pick-up head, is also provided with optical fiber or cable in claw beam, and minisize pick-up head is connected with optical fiber or cable, and optical fiber or cable pass claw beam rear end optic fibre hole through passage, and optical fiber or cable connect display screen.
As preferably, the quantity of described flex connector is 6-17.
As preferably, described movable binding clip power arm rear is also provided with transition wheel.
Compared with prior art, this utility model has following overall merit and effect: this utility model has that structure is simple, operation easily, easily can detect the feature such as position of lesion, the jaw of adjustment operation flexibly.By controlling crank handle, the front portion energy free bend of operating forceps, easily arrives the position that operator requires, reduces the difficulty of operator; By controlling binding clip handle, the movable binding clip energy dexterous actions of operating forceps, facilitates clamp operative site, avoids and causes wrist tired because increasing wrist road pressure, reduces malpractice ground and occurs.This utility model market capacity is large, and prospect is extensive, has great market value and social value.
Accompanying drawing explanation
Fig. 1 is front view of the present utility model;
Fig. 2 is sectional view of the present utility model;
Fig. 3 is the structural representation of flex connector in Fig. 2;
Fig. 4 is A place enlarged drawing in Fig. 2;
Fig. 5 is B place enlarged drawing in Fig. 2;
Fig. 6 is C place enlarged drawing in Fig. 2;
Fig. 7 is A-A direction sectional view of crank handle in Fig. 1;
Fig. 8 is D place enlarged drawing in Fig. 1;
Fig. 9 is E place enlarged drawing in Fig. 2.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the technical solution of the utility model is described in further detail.
Shown in composition graphs 1,2, this operating forceps that can bend is made up of handle 1, claw beam 2, fixed pliers head 9 and movable binding clip 8 etc.Handle 1 by fixed handle 3, binding clip handle 4, crank handle 5, the folding of binding clip handle 4 operation binding clip, crank handle 5 operates the bending of claw beam 2; Claw beam 2 is made up of with motion bar 7 is hinged fixed bar 6, and fixed bar 6 end is connected with fixed handle 3, and the side, end of motion bar 7 is provided with fixed pliers head 9, and the end opposite side of motion bar 7 is hinged with movable binding clip 8.
Shown in composition graphs 2,3,4,5,9, rotating shaft place that fixed bar 6 rear end is provided with the first runner 13, first runner 13 is provided with adjusting rod 46, and crank handle 5 end is provided with rotating shaft 120, and rotating shaft 120 is hinged on fixed bar 6 rear end, rotating shaft is fixed with the second runner 12; First runner 13 and the second runner 12 overlap and has conveyer belt 45.
Be provided with multiple flex connector 40 between fixed bar 6 and motion bar 7, the quantity of flex connector 40 is 6-17.Flex connector 40 is three-legged structure, wherein symmetrical two jiaos be respectively equipped with upper and lower threaded hole of steel 41,42, drift angle is provided with and rolls seat 43, base is provided with slot rolling 44, wherein the symmetry two jiaos of the first flex connector is all fixed with steel wire rope 15, and steel wire rope 15 is connected with adjusting rod 46 upper and lower end respectively by behind steel wire 41,42 hole.
Crank handle 5 rotates up, and pulls steel wire rope 15, and drive the lower threaded hole of steel 42 of flex connector 40, flex connector 40 is bent upwards, and claw beam 2 is to presenting bending; Crank handle 5 is rotated down, and pulls steel wire rope 15, drives the upper threaded hole of steel 41 of flex connector 40, flex connector 40 being bent downwardly, making claw beam 2 in being bent downwardly shape.
Shown in composition graphs 7,8, crank handle 5 is provided with latch 21, is provided with arc-shaped slot bar 20 in the middle part of crank handle 5, and fixed bar rear portion is provided with holddown spring 30.Crank handle 5 is suppressed by holddown spring extension 200.
Latch 21 engages with draw-in groove on arc-shaped slot bar 20, limits crank handle 5 and keeps the bending of claw beam 2, holddown spring 30 stationary curved handle 5 position.To return, skim outer for crank handle 5, just can be returned to original state.
Shown in composition graphs 4,5,6, the fulcrum of binding clip handle 4 is hinged on fixed handle 3, hinged place is provided with deflecting roller 47, deflecting roller 47 and the second deflecting roller 19 meshing, the second deflecting roller 19 is provided with lug, is provided with passage 16 in claw beam 2, steel cable 17 is provided with in passage 16, steel cable 17 head end is connected with movable binding clip 8 power arm, and movable binding clip 8 power arm rear is provided with transition wheel 18, and steel cable 17 tail end is connected with the second deflecting roller 19 upper lug.The fulcrum of movable binding clip 8 is hinged on claw beam 2 front end sidepiece, and its power arm is positioned at enlarging place of Channel front end, and movable binding clip power arm rear is also provided with transition wheel 50.When binding clip handle 4 rotates, pull steel cable 17, steel cable 17 turns to through the second deflecting roller 19 and is delivered to transition wheel 18, and steel cable 17 pulls movable binding clip 8 power arm, movable binding clip 8 is closed up to fixed pliers head 9, clamps affected part.
The front end of fixed pliers head 9 is provided with water jet 22, and the front end of fixed pliers head 9 is also provided with water sucking mouth 25, and the rear portion of claw beam 2 is provided with water inlet tap 23 and water draining beak 26; Also be provided with suction hose 27, sparge pipe 24 in claw beam 2, water inlet tap 23 is communicated with by sparge pipe 24 is corresponding with water jet 22, and described water draining beak 26 is communicated with through suction hose 27 is corresponding with water sucking mouth 25.In operation process, encounter the affected part needing cleaning, outside clear water by through water inlet tap 23, sparge pipe 24, finally can be sprayed onto affected part from water jet 22, cleans affected part.And the sewage of lesion enters suction hose 27 through water sucking mouth 25, finally go out water draining beak 26 and excrete.
Fixed pliers head 9 is provided with minisize pick-up head 10, and the surrounding of minisize pick-up head 10 is provided with LED 11 and throws light on or directly use optical fibre illumination.Also be provided with optical fiber or cable 28 in claw beam 2, minisize pick-up head 10 is connected with optical fiber or cable 28.Optical fiber or cable 28 pass claw beam 2 rear end optic fibre hole 29 through passage 16.Optical fiber or cable 28 connect display screen, and visual image makes doctor more easily observe patient affected part.
Finally it should be pointed out that above detailed description of the invention is only the more representational example of this utility model.Obviously, this utility model is not limited to above-mentioned detailed description of the invention, can also have many distortion.Every above detailed description of the invention is done according to technical spirit of the present utility model any simple modification, equivalent variations and modification, all should think and belong to protection scope of the present invention.
Claims (7)
1. the operating forceps that can bend, comprise handle, claw beam, it is characterized in that described handle comprises fixed handle, binding clip handle, crank handle, described claw beam comprises fixed bar and motion bar, multiple flex connector is provided with between described fixed bar and motion bar, described crank handle is hinged on fixed bar rear portion, described fixed bar end is connected with fixed handle, described binding clip handle is hinged on fixed handle, the side, end of described motion bar is provided with fixed pliers head, and the end opposite side of motion bar is hinged with movable binding clip.
2. the operating forceps that energy according to claim 1 is bending, it is characterized in that described fixed bar rear end is provided with the first runner, rotating shaft place of described first runner is provided with adjusting rod, described crank handle end is provided with rotating shaft, rotating shaft is hinged on fixed bar rear end, rotating shaft is fixed with the second runner, the first runner and the second runner overlap conveyer belt; Described flex connector is three-legged structure, it is wherein symmetrical that two jiaos are respectively equipped with upper and lower threaded hole of steel, drift angle is provided with and rolls seat, base is provided with slot rolling, and wherein the symmetry two jiaos of the first flex connector is all fixed with steel wire rope, and steel wire rope is connected with adjusting rod upper and lower end respectively by after threaded hole of steel.
3. the operating forceps that energy according to claim 1 is bending, it is characterized in that the fulcrum of described binding clip handle is hinged on fixed handle, hinged place is provided with deflecting roller, deflecting roller and the second deflecting roller meshing, second deflecting roller is provided with lug, is provided with passage, is provided with steel cable in passage in described claw beam, steel cable head end is connected with movable binding clip power arm, and steel cable tail end is connected with the second deflecting roller upper lug end.
4. the operating forceps that energy according to claim 2 is bending, it is characterized in that described crank handle is provided with latch, be provided with arc-shaped slot bar in the middle part of crank handle, fixed bar rear portion is provided with holddown spring, and crank handle is suppressed by holddown spring extension.
5. the operating forceps that energy according to claim 1 is bending, it is characterized in that the front end of described fixed pliers head is provided with water jet, the front end of fixed pliers head is also provided with water sucking mouth, and the rear portion of claw beam is provided with water inlet tap and water draining beak; Also be provided with suction hose, sparge pipe in described claw beam, described water inlet tap is communicated with by sparge pipe is corresponding with water jet, and described water draining beak is communicated with through suction hose is corresponding with water sucking mouth.
6. the operating forceps that energy according to claim 1 is bending, it is characterized in that described fixed pliers head is provided with minisize pick-up head, optical fiber or cable is also provided with in claw beam, minisize pick-up head is connected with optical fiber or cable, optical fiber or cable pass claw beam rear end optic fibre hole through passage, and optical fiber or cable connect display screen.
7. the operating forceps that energy according to claim 1 is bending, is characterized in that the quantity of described flex connector is 6-17.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520001196.6U CN204520872U (en) | 2014-05-29 | 2015-01-04 | The operating forceps that a kind of energy is bending |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2014102314183 | 2014-05-29 | ||
| CN201410231418.3A CN104042305A (en) | 2014-05-29 | 2014-05-29 | Precision forceps for exploring bile duct |
| CN201520001196.6U CN204520872U (en) | 2014-05-29 | 2015-01-04 | The operating forceps that a kind of energy is bending |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204520872U true CN204520872U (en) | 2015-08-05 |
Family
ID=51496097
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410231418.3A Pending CN104042305A (en) | 2014-05-29 | 2014-05-29 | Precision forceps for exploring bile duct |
| CN201520001196.6U Active CN204520872U (en) | 2014-05-29 | 2015-01-04 | The operating forceps that a kind of energy is bending |
| CN201510000701.XA Active CN104586474B (en) | 2014-05-29 | 2015-01-04 | A kind of operating forceps that can be bent |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410231418.3A Pending CN104042305A (en) | 2014-05-29 | 2014-05-29 | Precision forceps for exploring bile duct |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510000701.XA Active CN104586474B (en) | 2014-05-29 | 2015-01-04 | A kind of operating forceps that can be bent |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN104042305A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104586474A (en) * | 2014-05-29 | 2015-05-06 | 白少华 | Operating forceps capable of being bent |
| CN111035418A (en) * | 2019-12-31 | 2020-04-21 | 重庆西山科技股份有限公司 | Visual direction-changing operation power device |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10251636B2 (en) * | 2015-09-24 | 2019-04-09 | Ethicon Llc | Devices and methods for cleaning a surgical device |
| CA3001755A1 (en) | 2015-10-20 | 2017-04-27 | Lumendi Ltd. | Medical instruments for performing minimally-invasive procedures |
| US11446081B2 (en) | 2015-10-20 | 2022-09-20 | Lumedi Ltd. | Medical instruments for performing minimally-invasive procedures |
| US11504104B2 (en) | 2015-10-20 | 2022-11-22 | Lumendi Ltd. | Medical instruments for performing minimally-invasive procedures |
| CN108567462B (en) * | 2017-03-07 | 2021-05-11 | 祝建红 | Hemostatic clamp |
| CN108523963A (en) * | 2018-05-08 | 2018-09-14 | 北京安德思考普商贸有限公司 | Novel rongeur |
| CN109875486A (en) * | 2019-03-12 | 2019-06-14 | 刘海鹏 | A kind of visualization biliary tract sound and its application method |
| CN110037772B (en) * | 2019-04-15 | 2024-04-23 | 福建省立医院 | Grasping forceps for laparoscopic surgery |
| CN111012444B (en) * | 2019-12-25 | 2021-04-02 | 西安交通大学医学院第二附属医院 | Digestive endoscope titanium clamp device capable of injecting water |
| CN112716564B (en) * | 2020-12-31 | 2022-08-26 | 杭州康基医疗器械有限公司 | Large-swing-angle single-joint surgical instrument |
| CN113679469B (en) * | 2021-08-31 | 2022-03-15 | 南昌华安众辉健康科技有限公司 | Anti-adhesion electrode forceps |
| CN116138888A (en) * | 2023-04-21 | 2023-05-23 | 中国科学院理化技术研究所 | Gun-type handheld flexible line control minimally invasive manipulator |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8763877B2 (en) * | 2010-09-30 | 2014-07-01 | Ethicon Endo-Surgery, Inc. | Surgical instruments with reconfigurable shaft segments |
| CN201958956U (en) * | 2010-12-03 | 2011-09-07 | 余姚市柳叶刀医疗器械科技有限公司 | Biliary tract stone taking forceps capable of being bent |
| CN201920837U (en) * | 2010-12-30 | 2011-08-10 | 钟鸣 | Bidirectional bendable right-angle separating pliers |
| CN102525595B (en) * | 2011-11-14 | 2014-01-01 | 杭州好克光电仪器有限公司 | Bendable and visible surgical clamp |
| CN203662856U (en) * | 2013-12-27 | 2014-06-25 | 孙树军 | Maxillary sinus forceps |
| CN104042305A (en) * | 2014-05-29 | 2014-09-17 | 白少华 | Precision forceps for exploring bile duct |
-
2014
- 2014-05-29 CN CN201410231418.3A patent/CN104042305A/en active Pending
-
2015
- 2015-01-04 CN CN201520001196.6U patent/CN204520872U/en active Active
- 2015-01-04 CN CN201510000701.XA patent/CN104586474B/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104586474A (en) * | 2014-05-29 | 2015-05-06 | 白少华 | Operating forceps capable of being bent |
| CN111035418A (en) * | 2019-12-31 | 2020-04-21 | 重庆西山科技股份有限公司 | Visual direction-changing operation power device |
| CN111035418B (en) * | 2019-12-31 | 2021-04-16 | 重庆西山科技股份有限公司 | Visual direction-changing operation power device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104586474B (en) | 2017-09-15 |
| CN104042305A (en) | 2014-09-17 |
| CN104586474A (en) | 2015-05-06 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |