CN104997558A - Orthopaedics nail-removing guiding device - Google Patents
Orthopaedics nail-removing guiding device Download PDFInfo
- Publication number
- CN104997558A CN104997558A CN201510417626.7A CN201510417626A CN104997558A CN 104997558 A CN104997558 A CN 104997558A CN 201510417626 A CN201510417626 A CN 201510417626A CN 104997558 A CN104997558 A CN 104997558A
- Authority
- CN
- China
- Prior art keywords
- sleeve
- vertical
- sliding sleeve
- inner core
- bar
- 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.)
- Granted
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
- A61B17/92—Impactors or extractors, e.g. for removing intramedullary devices
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
- A61B17/8875—Screwdrivers, spanners or wrenches
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
- A61B17/90—Guides therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B2017/564—Methods for bone or joint treatment
Abstract
Disclosed is an orthopaedics nail-removing guiding device. The side surface of a base is hinged to a vertical adjusting rod through a main positioning bolt, the vertical adjusting rod is relatively rotationally and movably sleeved by a vertical slide sleeve, the side wall of the vertical slide sleeve is in threaded connection with a vertical positioning bolt capable of positioning the vertical slide sleeve on the vertical adjusting rod, the inner end of the vertical positioning bolt abuts against the side surface of the vertical adjusting rod, one side of the vertical positioning bolt is fixedly connected with a transverse adjusting rod, the transverse adjusting rod is relatively rotationally and movably sleeved by a transverse slide sleeve, the side wall of the transverse slide sleeve is in threaded connection with a transverse positioning bolt capable of positioning the transverse slide sleeve on the transverse adjusting rod, the inner end of the transverse positioning bolt adjusts against the side surface of the transverse adjusting rod, the outer surface of the transverse slide sleeve is relatively rotationally connected with a sleeve, and the sleeve is disposed above the base. An inner core is movably plugged into the sleeve, the inner core comprises a cylindrical shell, the outer side wall of the cylindrical shell is in interference fit connection with the inner side wall of the sleeve, the outer surface of the edge of the upper port of the cylindrical shell is integrally fixedly connected with a support bench, and the support bench is disposed above the upper port of the sleeve.
Description
Technical field
The present invention relates to a kind of medical apparatus and instruments of orthopaedics, particularly relate to a kind of orthopaedics and get nail conductor.
Background technology
In clinical medicine, fracture is one of common disease of bone wound, and the normal method adopted for the treatment of fracture implements internal fixation operation, after resetting, is coupled together by the skeleton after resetting by means of the blade plate be made up of metal material and screw by fracture site.At enforcement internal fixation operation with postoperatively take off in the process of blade plate; need with screwdriver screw to be screwed tight and pull down; in actual mechanical process; sometimes screwdriver and screw relative tilt form certain angle; staff is difficult to ensure screwdriver and screw place point-blank, and add undue force, screw and screwdriver often understand slippage; cause screwdriver to stab patient, bring unnecessary misery and injury to patient.
Summary of the invention
The present invention is directed to deficiency, provide a kind of orthopaedics simple to operate, use safety to get nail conductor.
The technical scheme that the present invention solves the problems of the technologies described above is as follows:
A kind of orthopaedics gets nail conductor, comprise base, base side has been hinged and connected vertical adjustment bar by main bolt, after main bolt screws tight, vertical adjustment bar is positioned at base side, it is characterized in that, on vertical adjustment bar, relative rotary moveable cover is installed with vertical sliding sleeve, the sidewall thread of vertical sliding sleeve is connected with and vertical sliding sleeve can be made to be positioned at vertical bolt on vertical adjustment bar, the inner end of vertical bolt withstands on vertical adjustment bar side, vertical bolt side is integrally fixedly connected with lateral adjustments bar, on lateral adjustments bar, relative rotary moveable cover is installed with horizontal sliding sleeve, the sidewall thread of horizontal sliding sleeve is connected with and horizontal sliding sleeve can be made to be positioned at located lateral bolt on lateral adjustments bar, the inner end of located lateral bolt withstands on lateral adjustments bar side, be rotatably connected outside horizontal sliding sleeve sleeve relatively, sleeve is positioned at above base.
Nail conductor is got according to described orthopaedics, it is characterized in that, in described sleeve, activity is plugged with inner core, inner core comprises cylindrical shell, the lateral wall of cylindrical shell is connected with the medial wall interference fit of sleeve, integrally be fixedly connected with brace table outside the upper port edge of cylindrical shell, brace table is positioned at above the upper port of sleeve.
Nail conductor is got according to described orthopaedics, it is characterized in that, the described inner core that in described sleeve, activity grafting multilamellar is inside and outside arranged, the lateral wall of nexine inner core cylindrical shell is connected with the medial wall interference fit of outer inner core cylindrical shell, and the brace table of nexine inner core is positioned at above the brace table of outer inner core.
Nail conductor is got according to described orthopaedics, it is characterized in that, this orthopaedics is got nail conductor and is also comprised auxiliary sliding sleeve, up and downly in auxiliary sliding sleeve be plugged with support bar, the sidewall thread of auxiliary sliding sleeve is connected with and auxiliary sliding sleeve can be made to be positioned at auxiliary positioning bolt on support bar, integrally be fixedly connected with support set outside auxiliary sliding sleeve, the free end activity of described lateral adjustments bar is plugged in support set; Described submounts is distributed with the slot of multiple opening upwards to lower recess, and support bar lower end is plugged in one of them slot.
Get nail conductor according to described orthopaedics, it is characterized in that, described submounts is fixedly connected with liner, and liner upper surface forms the groove of arc downwards.
Get nail conductor according to described orthopaedics, it is characterized in that, the degree of depth of described slot is 1/3 to 5/6 of described base thickness.
Get nail conductor according to described orthopaedics, it is characterized in that, the degree of depth of described slot is 2/3 of described base thickness.
The present invention is provided with sleeve and inner core, when carrying out internal fixation operation to fracture patient, screwdriver can be inserted sleeve or inner core, can guide screwdriver with this, spacing, avoid screwdriver in the process of operation disorderly to shake and screw slippage, use safe and reliable, operation is simple.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of middle sleeve of the present invention;
Fig. 3 is the structural representation of inner core in the present invention;
Fig. 4 is the plan structure schematic diagram of base in the present invention.
In accompanying drawing:
1, sleeve; 2, inner core; 3, horizontal sliding sleeve; 4, located lateral bolt; 5, lateral adjustments bar; 6, vertical bolt; 7, vertical sliding sleeve; 8, vertical adjustment bar; 9, main bolt; 10, liner; 11, groove; 12, base; 13, support bar; 14, auxiliary positioning bolt; 15, auxiliary sliding sleeve; 16, support set; 17, brace table; 18, slot.
Detailed description of the invention
Be described principle of the present invention and feature below in conjunction with accompanying drawing, example, only for explaining the present invention, is not intended to limit scope of the present invention.
As Fig. 1, Fig. 2 and Fig. 3, shown in Fig. 4, a kind of orthopaedics gets nail conductor, comprise base 12, base 12 side has been hinged and connected vertical adjustment bar 8 by main bolt 9, after main bolt 9 screws tight, vertical adjustment bar 8 is positioned at base 12 side, on vertical adjustment bar 8, relative rotary moveable cover is installed with vertical sliding sleeve 7, the sidewall thread of vertical sliding sleeve 7 is connected with and vertical sliding sleeve 7 can be made to be positioned at vertical bolt 6 on vertical adjustment bar 8, the inner end of vertical bolt 6 withstands on vertical adjustment bar 8 side, vertical bolt 6 side is integrally fixedly connected with lateral adjustments bar 5, on lateral adjustments bar 5, relative rotary moveable cover is installed with horizontal sliding sleeve 3, the sidewall thread of horizontal sliding sleeve 3 is connected with and horizontal sliding sleeve 3 can be made to be positioned at located lateral bolt 4 on lateral adjustments bar 5, the inner end of located lateral bolt 4 withstands on lateral adjustments bar 5 side, be rotatably connected outside horizontal sliding sleeve 3 sleeve 1 relatively, sleeve 1 is positioned at above base 12.Rotating vertical adjustment bar 8, lateral adjustments bar 5 and horizontal sliding sleeve 3 and sleeve 1 by regulating, the angle and direction of sleeve 1 can be controlled, make screwdriver just to screw, to operate.
In described sleeve 1, activity is plugged with inner core 2, and inner core 2 comprises cylindrical shell, and the lateral wall of cylindrical shell is connected with the medial wall interference fit of sleeve 1, and be integrally fixedly connected with brace table 17 outside the upper port edge of cylindrical shell, brace table 17 is positioned at above the upper port of sleeve 1.
In the present embodiment, the described inner core 2 that in described sleeve 1, activity grafting multilamellar is inside and outside arranged, the lateral wall of nexine inner core 2 cylindrical shell is connected with the medial wall interference fit of outer inner core 2 cylindrical shell, and the brace table 17 of nexine inner core 2 is positioned at above the brace table 17 of outer inner core 2.The setting of inner core 2 can adapt to the use needs of different model screwdriver.
In order to strengthen stability in the large during operation, this orthopaedics is got nail conductor and is also comprised auxiliary sliding sleeve 15, up and downly in auxiliary sliding sleeve 15 be plugged with support bar 13, the sidewall thread of auxiliary sliding sleeve 15 is connected with and auxiliary sliding sleeve 15 can be made to be positioned at auxiliary positioning bolt 14 on support bar 13, integrally be fixedly connected with support set 16 outside auxiliary sliding sleeve 15, the free end activity of described lateral adjustments bar 5 is plugged in support set 16; Depression that described base 12 faces down is distributed with the slot 18 of multiple opening upwards, and support bar 13 lower end is plugged in one of them slot 18.After the angle and direction of sleeve 1 regulates location, then it is fixing to carry out support to the free end of lateral adjustments bar 5, more effectively avoids small rocking in operation, is conducive to carrying out smoothly of operation.
Described base 12 is fixedly connected with liner 10 above, and liner 10 upper surface forms the groove 11 of arc downwards, and during operation, patient can suffering limb be placed in groove 11, adds the comfort level of patient during operation.
The degree of depth of described slot 18 is 1/3 to 5/6 of described base 12 thickness, and in the present embodiment, the degree of depth of described slot 18 is 2/3 of described base 12 thickness.The thickness direction of slot 18 non-through base 12 is arranged, and only need have certain degree of depth, and such guarantee support bar 13 inserts rear steadily firm.
Claims (7)
1. an orthopaedics gets nail conductor, comprise base (12), base (12) side has been hinged and connected vertical adjustment bar (8) by main bolt (9), after main bolt (9) screws tight, vertical adjustment bar (8) is positioned at base (12) side, it is characterized in that, the upper relative rotary moveable cover of vertical adjustment bar (8) is installed with vertical sliding sleeve (7), the sidewall thread of vertical sliding sleeve (7) is connected with and vertical sliding sleeve (7) can be made to be positioned at vertical bolt (6) on vertical adjustment bar (8), the inner end of vertical bolt (6) withstands on vertical adjustment bar (8) side, vertical bolt (6) side is integrally fixedly connected with lateral adjustments bar (5), the upper relative rotary moveable cover of lateral adjustments bar (5) is installed with horizontal sliding sleeve (3), the sidewall thread of horizontal sliding sleeve (3) is connected with and horizontal sliding sleeve (3) can be made to be positioned at located lateral bolt (4) on lateral adjustments bar (5), the inner end of located lateral bolt (4) withstands on lateral adjustments bar (5) side, be rotatably connected outside horizontal sliding sleeve (3) sleeve (1) relatively, sleeve (1) is positioned at base (12) top.
2. orthopaedics according to claim 1 gets nail conductor, it is characterized in that, described sleeve (1) interior activity is plugged with inner core (2), inner core (2) comprises cylindrical shell, the lateral wall of cylindrical shell is connected with the medial wall interference fit of sleeve (1), integrally be fixedly connected with brace table (17) outside the upper port edge of cylindrical shell, brace table (17) is positioned at above the upper port of sleeve (1).
3. orthopaedics according to claim 2 gets nail conductor, it is characterized in that, the described inner core (2) that described sleeve (1) interior activity grafting multilamellar is inside and outside arranged, the lateral wall of nexine inner core (2) cylindrical shell is connected with the medial wall interference fit of outer inner core (2) cylindrical shell, and the brace table (17) of nexine inner core (2) is positioned at above the brace table (17) of outer inner core (2).
4. the orthopaedics according to claim 1 or 2 or 3 gets nail conductor, it is characterized in that, this orthopaedics is got nail conductor and is also comprised auxiliary sliding sleeve (15), up and downly in auxiliary sliding sleeve (15) be plugged with support bar (13), the sidewall thread of auxiliary sliding sleeve (15) is connected with and auxiliary sliding sleeve (15) can be made to be positioned at auxiliary positioning bolt (14) on support bar (13), auxiliary sliding sleeve (15) outside is integrally fixedly connected with support set (16), and the free end activity of described lateral adjustments bar (5) is plugged in support set (16); Depression that described base (12) faces down is distributed with the slot (18) of multiple opening upwards, and support bar (13) lower end is plugged in one of them slot (18).
5. orthopaedics according to claim 4 gets nail conductor, it is characterized in that, described base (12) is fixedly connected with liner (10) above, and liner (10) upper surface forms the groove (11) of arc downwards.
6. orthopaedics according to claim 5 gets nail conductor, it is characterized in that, the degree of depth of described slot (18) is 1/3 to 5/6 of described base (12) thickness.
7. orthopaedics according to claim 6 gets nail conductor, it is characterized in that, the degree of depth of described slot (18) is 2/3 of described base (12) thickness.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710830390.9A CN107485440B (en) | 2015-07-16 | 2015-07-16 | Orthopaedics takes nail guide |
| CN201710830393.2A CN107485439B (en) | 2015-07-16 | 2015-07-16 | Orthopaedics takes nail guide |
| CN201510417626.7A CN104997558B (en) | 2015-07-16 | 2015-07-16 | Orthopaedics takes nail guide |
| CN201710830430.XA CN107485441B (en) | 2015-07-16 | 2015-07-16 | Orthopaedics takes nail guide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510417626.7A CN104997558B (en) | 2015-07-16 | 2015-07-16 | Orthopaedics takes nail guide |
Related Child Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710830393.2A Division CN107485439B (en) | 2015-07-16 | 2015-07-16 | Orthopaedics takes nail guide |
| CN201710830390.9A Division CN107485440B (en) | 2015-07-16 | 2015-07-16 | Orthopaedics takes nail guide |
| CN201710830430.XA Division CN107485441B (en) | 2015-07-16 | 2015-07-16 | Orthopaedics takes nail guide |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104997558A true CN104997558A (en) | 2015-10-28 |
| CN104997558B CN104997558B (en) | 2017-10-24 |
Family
ID=54370620
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510417626.7A Expired - Fee Related CN104997558B (en) | 2015-07-16 | 2015-07-16 | Orthopaedics takes nail guide |
| CN201710830390.9A Expired - Fee Related CN107485440B (en) | 2015-07-16 | 2015-07-16 | Orthopaedics takes nail guide |
| CN201710830430.XA Active CN107485441B (en) | 2015-07-16 | 2015-07-16 | Orthopaedics takes nail guide |
| CN201710830393.2A Active CN107485439B (en) | 2015-07-16 | 2015-07-16 | Orthopaedics takes nail guide |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710830390.9A Expired - Fee Related CN107485440B (en) | 2015-07-16 | 2015-07-16 | Orthopaedics takes nail guide |
| CN201710830430.XA Active CN107485441B (en) | 2015-07-16 | 2015-07-16 | Orthopaedics takes nail guide |
| CN201710830393.2A Active CN107485439B (en) | 2015-07-16 | 2015-07-16 | Orthopaedics takes nail guide |
Country Status (1)
| Country | Link |
|---|---|
| CN (4) | CN104997558B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105445279A (en) * | 2015-12-29 | 2016-03-30 | 浦林成山（山东）轮胎有限公司 | On-line detection device for tire cap ply cord fabric defects |
| CN105852958A (en) * | 2016-05-03 | 2016-08-17 | 丽水市人民医院 | Novel nail taking device for orthopedic department |
| CN107260267A (en) * | 2017-05-16 | 2017-10-20 | 李兴泽 | Cardiovascular and cerebrovascular intervention device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108742823B (en) * | 2018-06-14 | 2019-11-12 | 中国人民解放军陆军军医大学第一附属医院 | A kind of nail taking out apparatus in orthopaedics |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201631291U (en) * | 2010-03-18 | 2010-11-17 | 韩志强 | Bone-positioning reductor |
| CN202843779U (en) * | 2012-09-07 | 2013-04-03 | 陈洪瑜 | Orthopaedic nail removing device |
| CN203220434U (en) * | 2013-05-07 | 2013-10-02 | 刘文忠 | Screw removing device used in orthopedics department |
| CN203226892U (en) * | 2013-03-06 | 2013-10-09 | 王延德 | Device for fixing and taking out nail for orthopedics department |
| CN204468257U (en) * | 2015-03-17 | 2015-07-15 | 伦学刚 | A kind of portable nail taking out apparatus in orthopaedics |
| CN204468252U (en) * | 2014-12-18 | 2015-07-15 | 杨君德 | The convenient device for fetching nail of a kind of orthopaedics |
| CN204468256U (en) * | 2015-03-16 | 2015-07-15 | 史成富 | A kind of orthopedic nail extractor |
| CN204863446U (en) * | 2015-07-16 | 2015-12-16 | 吴为 | Nail guide is got to orthopedics |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201098194Y (en) * | 2007-09-29 | 2008-08-13 | 李锋 | Nail extractor for department of orthopaedics |
| CN204121159U (en) * | 2014-07-01 | 2015-01-28 | 耿红梅 | A kind of extractor for bone-pin |
| CN204410958U (en) * | 2014-12-31 | 2015-06-24 | 天津禾盛医药技术开发有限公司 | A kind of orthopedic nail extractor |
| CN204379427U (en) * | 2015-01-08 | 2015-06-10 | 张文卿 | A kind of nail-fetching device for orthopaedics |
-
2015
- 2015-07-16 CN CN201510417626.7A patent/CN104997558B/en not_active Expired - Fee Related
- 2015-07-16 CN CN201710830390.9A patent/CN107485440B/en not_active Expired - Fee Related
- 2015-07-16 CN CN201710830430.XA patent/CN107485441B/en active Active
- 2015-07-16 CN CN201710830393.2A patent/CN107485439B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201631291U (en) * | 2010-03-18 | 2010-11-17 | 韩志强 | Bone-positioning reductor |
| CN202843779U (en) * | 2012-09-07 | 2013-04-03 | 陈洪瑜 | Orthopaedic nail removing device |
| CN203226892U (en) * | 2013-03-06 | 2013-10-09 | 王延德 | Device for fixing and taking out nail for orthopedics department |
| CN203220434U (en) * | 2013-05-07 | 2013-10-02 | 刘文忠 | Screw removing device used in orthopedics department |
| CN204468252U (en) * | 2014-12-18 | 2015-07-15 | 杨君德 | The convenient device for fetching nail of a kind of orthopaedics |
| CN204468256U (en) * | 2015-03-16 | 2015-07-15 | 史成富 | A kind of orthopedic nail extractor |
| CN204468257U (en) * | 2015-03-17 | 2015-07-15 | 伦学刚 | A kind of portable nail taking out apparatus in orthopaedics |
| CN204863446U (en) * | 2015-07-16 | 2015-12-16 | 吴为 | Nail guide is got to orthopedics |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105445279A (en) * | 2015-12-29 | 2016-03-30 | 浦林成山（山东）轮胎有限公司 | On-line detection device for tire cap ply cord fabric defects |
| CN105852958A (en) * | 2016-05-03 | 2016-08-17 | 丽水市人民医院 | Novel nail taking device for orthopedic department |
| CN105852958B (en) * | 2016-05-03 | 2018-05-15 | 王会同 | A kind of nail taking out apparatus in orthopaedics |
| CN107260267A (en) * | 2017-05-16 | 2017-10-20 | 李兴泽 | Cardiovascular and cerebrovascular intervention device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107485439A (en) | 2017-12-19 |
| CN107485440A (en) | 2017-12-19 |
| CN107485440B (en) | 2019-08-13 |
| CN104997558B (en) | 2017-10-24 |
| CN107485439B (en) | 2019-06-14 |
| CN107485441A (en) | 2017-12-19 |
| CN107485441B (en) | 2019-07-16 |
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| CB03 | Change of inventor or designer information |
Inventor after: Sun Shouyong Inventor after: Liang Xudong Inventor after: Han Bangqin Inventor before: Liang Yan |
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Effective date of registration: 20170915 Address after: 277200 Shandong province Shanting District of Zaozhuang city north town government into Yicheng city bearing water Road No. 4 Applicant after: Sun Shouyong Applicant after: Liang Xudong Address before: Su Village 277200 villages and towns in Shandong province mulberry Shanting District of Zaozhuang City Applicant before: Liang Yan |
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