CN107456259B - Solid implant's push away notes device - Google Patents
Solid implant's push away notes device Download PDFInfo
- Publication number
- CN107456259B CN107456259B CN201710690086.9A CN201710690086A CN107456259B CN 107456259 B CN107456259 B CN 107456259B CN 201710690086 A CN201710690086 A CN 201710690086A CN 107456259 B CN107456259 B CN 107456259B
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- China
- Prior art keywords
- push rod
- puncture needle
- sleeve
- reciprocating push
- transmission gear
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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
- A61B17/34—Trocars; Puncturing needles
- A61B17/3468—Trocars; Puncturing needles for implanting or removing devices, e.g. prostheses, implants, seeds, wires
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00526—Methods of manufacturing
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Abstract
The invention relates to a pushing injection device of a solid implant, which comprises an outer sleeve, a reciprocating push rod, a transmission gear, a linkage sleeve and a thimble. The threaded interface at the bottom of the linkage sleeve can be connected with the puncture needle seat, the thimble penetrates through the center of the linkage sleeve and is fixed at the top end of the main cylinder body of the outer sleeve, the thimble can enter the puncture needle core, the linkage sleeve can relatively move along the main cylinder body of the outer sleeve through the transmission gear transmission when the reciprocating push rod is pressed, the solid implant is ejected, and the puncture needle is pulled out. Compared with the prior art, the device is more convenient for a user to implant with fixed length and pull out the puncture needle in situ, the solid implant cannot deviate in the process of pulling out the puncture needle, and the solid implant accurately stays at a preset position, so that the stability of pulling out the puncture needle in the implantation process is improved.
Description
Technical field:
the present invention relates to a solid implant injection device capable of implanting a solid implant in a desired location of a human or animal, such as intradermally, subcutaneously, intramuscularly, fascially, etc., at a fixed length. Compared with the prior art, the fixed-length implantation and in-situ extraction of the puncture needle by a user can be facilitated, and the stability of the position of the puncture needle in the implantation process is improved.
The background technology is as follows:
among the devices for bolus injection, chinese patent CN201610559693.7 discloses a soft tissue embedding device that implants an implant accommodated at the front end of a puncture needle into a specific acupoint by lightly pushing a core fixed to a pusher. However, in use, the operator needs to accurately control the pulling-out position and speed of the puncture needle and the pressing speed of the propeller so as to ensure that the implanted solid implant remains at the expected position. In addition, the construction of the device does not allow for a fixed length implantation of the buried wire during application. Therefore, it is necessary to develop a solid implant injection device, which is convenient for an operator to implant a solid implant with a fixed length and accurately withdraw the needle, and ensures that the solid implant does not deviate and accurately stays at a preset position when withdrawing the needle, so as to achieve a better application effect.
Disclosure of Invention
The invention aims to provide a novel solid implant pushing device which can overcome the defects of the prior art. The device can implant the solid implant in fixed length and ensure that the solid implant does not deviate when the needle is pulled out. In particular, compared with the existing injection device, the fixed-length implantation and in-situ extraction of the puncture needle can be more convenient for a user, so that the implant can not deviate and accurately stay at a preset position when the puncture needle is extracted.
The invention provides a solid implant pushing and injecting device, which comprises: the puncture needle, the outer sleeve, the reciprocating push rod, the transmission gear, the linkage sleeve and the thimble; the main cylinder body and the auxiliary cylinder body form an outer sleeve, the auxiliary cylinder body is fixed with a reciprocating push rod, the top end of the main cylinder body is fixed with a thimble, the reciprocating push rod, the linkage sleeve and a transmission gear, so that the main cylinder body and the auxiliary cylinder body form a whole, the transmission gear is arranged at the joint of the main cylinder body and the auxiliary cylinder body, finger supports are arranged on two sides of the upper end of the outer sleeve, and a clamping groove is arranged at the lower end of the main cylinder body; one side of the reciprocating push rod is provided with a sliding track meshed with the transmission gear, the upper end of the linkage sleeve is provided with a sliding track structure identical to the reciprocating push rod and can cooperatively move with the transmission gear and the reciprocating push rod, and the transmission gear is combined with the reciprocating push rod and the linkage sleeve to transfer the relative movement of the two parts; the bottom end of the linkage sleeve is provided with a threaded joint which is connected with the puncture needle seat; the ejector pin penetrates through the linkage sleeve, the upper end of the ejector pin is fixed on the main body cylinder of the outer sleeve, the lower end of the ejector pin enters the puncture needle core from the needle seat of the puncture needle, and the length of the ejector pin is longer than that of the linkage sleeve; the needle is provided with a needle sheath to protect the needle.
The puncture needle is used for containing solid implants, all the solid implants are preloaded into the puncture needle tube, and the solid implants can be implanted into tissues such as skin, muscle and the like of a human or animal.
The reciprocating push rod is of a cuboid, polyhedral or cylindrical structure.
The solid implant is made of polydioxanone, polyglycolide, polylactide, polyglycolide, polycaprolactone, polypropylene or other solid materials.
The puncture needle is a disposable sterile puncture needle or a puncture needle with the same quality standard.
The length of the puncture needle tube is 1-15 cm.
The puncture needle is provided with a sheath which is combined with the puncture needle seat and can be detached.
The outer sleeve, the reciprocating push rod, the transmission gear, the linkage sleeve or the thimble is formed by extrusion molding of polyethylene, polypropylene, acrylic synthetic resin and resin-containing composite materials or is made of metal.
The reciprocating push rod and the sliding track of the linkage sleeve are meshed with the transmission gear, and the relative movement of the linkage sleeve can be realized by pressing the reciprocating push rod.
The linkage sleeve is connected with the puncture needle seat and reciprocates in the main cylinder in the outer sleeve.
The main body part of the injection device of the solid implant is used for inserting and extracting the puncture needle, the solid implant in the puncture needle tube is injected in a fixed-length mode, the solid implant is completely preloaded into the puncture needle, the diameter of the solid implant is smaller than the inner diameter of a needle core of the puncture needle, and the solid implant is contacted with the thimble. The side of the reciprocating push rod, which is contacted with the transmission gear, is provided with a sawtooth track which is uniformly arranged and meshed with the transmission gear, and can reciprocate; the transmission gear is meshed with the reciprocating push rod and the sawtooth track of the linkage sleeve, and plays a role in conduction in the relative motion of the reciprocating push rod and the linkage sleeve; the upper end of the linkage sleeve is provided with the same structure as the reciprocating push rod, and can cooperatively move with the transmission gear and the reciprocating push rod, and the lower end of the linkage sleeve is provided with a built-in thread which can be connected with the needle seat of the puncture needle; the upper end of the thimble is fixed at the upper end of the outer sleeve, the lower end of the thimble can enter the puncture needle core from the needle seat of the puncture needle, and the length of the thimble is longer than that of the linkage sleeve.
The invention provides a novel pushing injection device of a solid implant, which can overcome the defects of the prior art. The device can accurately implant the solid implant into the skin, muscle and other tissues of human or animals and keep the solid implant at a preset position without deflection. In particular, compared with the prior art, the fixed-length implantation and in-situ extraction of the puncture needle can be more convenient for a user, and the solid implant can not deviate and accurately stay at a preset position in the process of extracting the puncture needle.
Drawings
Fig. 1 is an overall schematic view of a solid implant bolus device according to the present invention.
Fig. 2 is a schematic structural view of a solid implant injection device according to the present invention.
Fig. 3 is a schematic structural view of a device for injecting solid implant after implantation according to the present invention.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown, 10: a puncture needle; 11: a solid implant; 12 puncture needle sheath; 13: a puncture needle seat; 14: a needle core of the puncture needle; 20: a linking sleeve; 21: a threaded joint; 30: a thimble; 40: a transmission gear; 50: a reciprocating push rod; 51: a sliding rail; 60: a finger rest; 61: an outer sleeve; 62: an auxiliary cylinder; 63: a clamping groove; 64: a main cylinder.
A bolus device for a solid implant comprising: needle 10, reciprocating push rod 50, transmission gear 40, linkage sleeve 20, thimble 30; the main cylinder 64 and the auxiliary cylinder 62 form an outer sleeve 61, the auxiliary cylinder 62 is used for fixing the reciprocating push rod 50, the ejector pin 30, the reciprocating push rod 50, the linkage sleeve 20 and the transmission gear 40 are fixed at the top end of the main cylinder 64 to form a whole, the transmission gear 40 is arranged at the joint of the main cylinder 64 and the auxiliary cylinder 62, the finger rest 60 is arranged at two sides of the upper end of the outer sleeve 61, and the clamping groove 63 is arranged at the lower end of the main cylinder 64; one side of the reciprocating push rod 50 is provided with a sliding track 51 meshed with the transmission gear 40, and the transmission gear 40 is combined with the upper ends of the reciprocating push rod 50 and the linkage sleeve 20 to transfer the relative movement of the two parts; the upper end of the linkage sleeve 20 is provided with a sliding track structure which is the same as that of the reciprocating push rod 50 and can cooperatively move (symmetrical sliding track) with the transmission gear 40 and the reciprocating push rod 50, and the bottom end is provided with a threaded joint 21, and the threaded joint 21 is connected with the puncture needle seat 13; the thimble 30 penetrates through the linkage sleeve 20, the upper end of the thimble is fixed on the main body cylinder 64 of the outer sleeve 61, the lower end of the thimble enters the puncture needle core 14 from the needle seat 13 of the puncture needle, and the length of the thimble is longer than that of the linkage sleeve 20; the needle 10 carries a needle sheath 12 to protect the needle 10.
The invention provides a solid implant pushing and injecting device, which is installed by the following steps that the solid implant 11 is fully inserted into a puncture needle core 14; the needle shield 12 protects the needle 10; connecting the puncture needle holder 12 with the threaded joint 21 in the main cylinder 62 of the outer sleeve of the solid implant injection device; the threaded connector 21 is connected with the linkage sleeve 20, the puncture needle 10 can be penetrated into a human body by directly pressing the upper end of the linkage sleeve 20, when the reciprocating push rod 50 in the accessory barrel 61 is pressed, the linkage sleeve moves upwards under the transmission action of the transmission gear 40, a user can conveniently pull out the puncture needle reversely along the penetrating position without moving the solid implant pushing device, the solid implant 11 in the puncture needle core 14 is ejected out through the fixed thimble 30, the solid implant 11 is left at the expected position, a scale mark is arranged on one side of the reciprocating push rod 50, the length of the implant 11 implanted in the human body or the animal body can be recorded, and a fixed die such as a nose pad can be selectively applied according to different implantation positions, so that the solid implant 11 is fixed on the clamping groove 63.
The solid implant 11 of the device is made of a solid material such as polydioxanone, polyglycolide, polylactide, polyglycolide, polycaprolactone, polypropylene, or other solid material, and can be implanted into the skin, muscle, or other tissue of a human or animal. The length of the solid implant 11 is made to be different depending on the application site.
The length of the puncture needle core 14 is set to a different length of 1 to 15cm depending on the length of the solid implant 11.
The solid implant 11 is entirely contained in the puncture needle tube 14.
The lancet 10 is a disposable sterile lancet, or a standard lancet of equivalent quality.
The injection device of the solid implant is formed by extrusion molding of synthetic resins such as polyethylene, polypropylene, acrylic acid and the like and resin-containing composite materials or is made of metal.
The linking sleeve 20 is a cuboid, polyhedron or cylinder structure, is made of synthetic resin such as polyethylene, polypropylene, acrylic, and the like, is formed by extrusion molding of a resin-containing composite material, or is made of metal. The middle is provided with a hole, the bottom end is provided with a threaded interface, the top end is provided with a platform, one side of the platform is provided with a serrated sliding track, and the thimble 30 passes through the serrated sliding track.
The thimble 30 has a cylindrical structure, and the top is fixed at the upper end of the main cylinder of the outer sleeve, and is formed by extrusion molding of synthetic resin such as polyethylene, polypropylene, acrylic acid and the like, resin-containing composite material, or is made of metal. The length is longer than the coupling sleeve and can be advanced into the needle core 14.
The transmission gear 40 is formed by extrusion molding of a synthetic resin such as polyethylene, polypropylene, and acrylic, or a resin-containing composite material, or is made of metal. The linking sleeve 20 is connected to the reciprocating push rod 50 so as to be capable of driving movement when the push rod is pressed.
The reciprocating push rod 50 is of a cuboid, polyhedral or cylindrical structure, is provided with a serrated sliding rail on the side surface and a platform on the top for being pressed by a thumb, is formed by extrusion molding of synthetic resin such as polyethylene, polypropylene, acrylic acid and the like, and resin-containing composite materials, or is made of metal. It is embedded into the auxiliary cylinder of the outer sleeve, meshed with the transmission gear, and has a height higher than the upper end of the linkage sleeve and a scale mark.
The outer sleeve 61 is composed of a main body cylinder 64 and an auxiliary cylinder 62, and is formed by extrusion molding of a synthetic resin such as polyethylene, polypropylene, acrylic, or a resin-containing composite material, or is made of metal and is formed into axially symmetrical two parts. The connection part of the main cylinder 64 and the auxiliary cylinder 62 is provided with a fixed position of the transmission gear 40, the upper end is provided with an opening which is suitable for embedding the linkage sleeve 20 and the reciprocating push rod 50, two sides of the top end are provided with finger rests 60 which can be used for holding by hand, and the lower end is provided with clamping grooves 63 which can be additionally provided with fixed moulds, such as nose rests and the like, according to different puncture positions.
The method of manufacturing and the method of surgery (use) of the device of the solid implant are described as follows:
1) The fixed mould is filled with synthetic resin such as polypropylene and the like, the resin-containing composite material is extruded and molded into an outer sleeve, the reciprocating push rod 50, the transmission gear 40 and the thimble 30, the interlocking sleeve 20 is respectively made of metal, one end of the thimble 30 is welded with the upper end of a main cylinder 64 in the outer sleeve 61 into a whole, the reciprocating push rod 50 is fixed in an auxiliary cylinder 62 of the outer sleeve 61, the interlocking sleeve 20 passes through the thimble 30 and is fixed in the main cylinder 64 of the outer sleeve 61, the transmission gear 40 is fixed in the middle position of the main cylinder 64 and the auxiliary cylinder 62, the reciprocating push rod is higher than the interlocking sleeve, and the reciprocating push rod 50 and a sliding track 51 of the interlocking sleeve 20 are meshed with the transmission gear 40.
2) The solid implant 11 is then placed into the needle core 14.
3) The needle shield 12 is capped.
4) The puncture needles are put into a dialysis paper bag or other packaging bag for sealing in 10 or 6 or other forms.
5) The solid implant device is sealed in a dialysis paper bag or other form of packaging.
6) Sterilizing with ethylene oxide or irradiation. After sterilization, the product is packaged and transported to places such as hospitals for use.
The procedure (use) is briefly described as follows:
first, one or more puncture needles and the above-described injection device are selected according to the treatment site.
The needle hub 13 is rotatably attached to the nipple 21 of the injection device and all the needle shields 12 to be used for the device are removed.
The tip of the puncture needle 10 is contacted with the application site, the finger support 60 is held by hand, and the thumb presses the upper end of the linking sleeve 20 to apply pressure, so that all the puncture needles 10 are inserted into the application site, and the solid implant 11 is completely immersed into the human or animal body.
Pressing the upper end of reciprocating push rod 50 with the thumb leaves solid implant 11 in place for application and all other components are disengaged.
The foregoing description of the preferred embodiments of the present invention is not intended to be limiting, but rather, the invention is modified and improved within the scope of the appended claims.
Claims (11)
1. A push injection device for solid implants, characterized in that,
comprises a puncture needle, an outer sleeve, a reciprocating push rod, a transmission gear, a linkage sleeve and a thimble;
wherein, the puncture needle is used for placing a solid implant, and the puncture needle is provided with a sheath to protect the puncture needle;
the outer sleeve consists of a main cylinder body and an auxiliary cylinder body, wherein the top end of the main cylinder body is fixedly provided with a thimble, the auxiliary cylinder body is fixedly provided with a reciprocating push rod, and the main cylinder body is fixedly provided with a linkage sleeve, so that the outer sleeve, the reciprocating push rod, the linkage sleeve and the transmission gear form a whole;
the reciprocating push rod is of a cuboid, polyhedral or cylindrical structure, one side of the reciprocating push rod is provided with a sliding rail meshed with the transmission gear, and the reciprocating push rod is suitable for pressing the top end by a thumb to enable the top end to move;
the transmission gear can be combined with the reciprocating push rod and the sliding track of the linkage sleeve to transmit the relative movement of the two parts;
the upper end of the linkage sleeve is provided with a sliding track and a thumb pressing structure which are symmetrical to the reciprocating push rod, and the bottom end of the linkage sleeve is provided with a threaded joint which can be connected with a puncture needle to make the puncture needle reciprocate in a main cylinder in the outer sleeve; the upper end of the linkage sleeve is directly pressed to pierce a human body, when the reciprocating push rod in the auxiliary cylinder is pressed, the linkage sleeve moves upwards under the transmission action of the transmission gear, so that a user can reversely pull out the puncture needle along the puncture position without moving the solid implant pushing and injecting device, and the solid implant in the puncture needle core is ejected out through the fixed ejector pin, so that the solid implant is left at the expected position;
the ejector pin penetrates through the linkage sleeve, the upper end of the ejector pin is fixed on the main body barrel of the outer sleeve, the lower end of the ejector pin enters the puncture needle core from the needle seat of the puncture needle, and the length of the ejector pin is longer than that of the linkage sleeve.
2. A push injection device for solid implants, characterized in that,
comprises a puncture needle, an outer sleeve, a reciprocating push rod, a transmission gear, a linkage sleeve and a thimble;
the main cylinder body and the auxiliary cylinder body form an outer sleeve, the auxiliary cylinder body is fixed with a reciprocating push rod, the top end of the main cylinder body is fixed with a thimble, and the main cylinder body is fixed with a linkage sleeve, so that the outer sleeve, the reciprocating push rod, the linkage sleeve and the transmission gear form a whole;
the joint of the main cylinder body and the auxiliary cylinder body is provided with a transmission gear, finger supports are arranged on two sides of the upper end of the outer sleeve, and a clamping groove is arranged at the lower end of the main cylinder body;
one side of the reciprocating push rod is provided with a sliding track meshed with a transmission gear, the upper end of the linkage sleeve is provided with a sliding track structure identical to that of the reciprocating push rod, and the transmission gear is combined with the sliding track of the reciprocating push rod and the linkage sleeve to transmit the relative movement of the two parts;
the bottom end of the linkage sleeve is provided with a threaded joint which is connected with the puncture needle seat; reciprocating in the main cylinder body in the outer sleeve; the upper end of the linkage sleeve is directly pressed to pierce a human body, when the reciprocating push rod in the auxiliary cylinder is pressed, the linkage sleeve moves upwards under the transmission action of the transmission gear, so that a user can reversely pull out the puncture needle along the puncture position without moving the solid implant pushing and injecting device, and the solid implant in the puncture needle core is ejected out through the fixed ejector pin, so that the solid implant is left at the expected position;
the ejector pin penetrates through the linkage sleeve, the upper end of the ejector pin is fixed on the main body cylinder of the outer sleeve, the lower end of the ejector pin enters the puncture needle core from the needle seat of the puncture needle, and the length of the ejector pin is longer than that of the linkage sleeve; the needle is provided with a needle sheath to protect the needle.
3. The device according to claim 1 or 2, wherein,
the solid implant is all preloaded into the puncture needle tube; the solid implant is made of polydioxanone, polyglycolide, polylactide, polyglycolide, polycaprolactone or polypropylene.
4. The device according to claim 1 or 2, wherein,
the reciprocating push rod is of a cuboid, polyhedral or cylindrical structure.
5. The device according to claim 1 or 2, wherein,
the puncture needle is a disposable sterile puncture needle.
6. The device according to claim 1 or 2, wherein,
the length of the puncture needle tube is 1-15 cm.
7. The device according to claim 1 or 2, wherein,
the outer sleeve, the reciprocating push rod, the transmission gear, the linkage sleeve or the thimble is formed by extrusion molding of a resin-containing composite material or is made of metal.
8. The apparatus of claim 7, wherein the device comprises a plurality of sensors,
the resin-containing composite material is selected from polyethylene, polypropylene or acrylic synthetic resin.
9. The device according to claim 1 or 2, wherein,
one side of the reciprocating push rod is provided with scale marks.
10. A method for manufacturing a device according to any one of the claims 1-2,
the method comprises the following steps:
1) Filling a fixed die with a resin-containing composite material, and performing extrusion molding to obtain an outer sleeve, a reciprocating push rod, a transmission gear, a thimble and a linkage sleeve respectively; or the outer sleeve, the reciprocating push rod, the transmission gear, the thimble and the linkage sleeve are respectively manufactured by metal; one end of the thimble is welded with the upper end of the main cylinder body in the outer sleeve into a whole, the reciprocating push rod is fixed in the auxiliary cylinder body of the outer sleeve, the linkage sleeve penetrates through the thimble to be fixed in the main cylinder body of the outer sleeve, the transmission gear is fixed in the middle position of the main cylinder body and the auxiliary cylinder body, the reciprocating push rod is higher than the linkage sleeve, and the sliding track of the reciprocating push rod and the linkage sleeve is meshed with the transmission gear;
2) Placing a solid implant into the needle core of the puncture needle;
3) The puncture needle sheath is covered.
11. The method according to claim 10, wherein the resin-containing composite material is a polypropylene synthetic resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710690086.9A CN107456259B (en) | 2017-08-14 | 2017-08-14 | Solid implant's push away notes device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710690086.9A CN107456259B (en) | 2017-08-14 | 2017-08-14 | Solid implant's push away notes device |
Publications (2)
| Publication Number | Publication Date |
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| CN107456259A CN107456259A (en) | 2017-12-12 |
| CN107456259B true CN107456259B (en) | 2023-07-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710690086.9A Active CN107456259B (en) | 2017-08-14 | 2017-08-14 | Solid implant's push away notes device |
Country Status (1)
| Country | Link |
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| CN (1) | CN107456259B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114176657A (en) * | 2021-11-17 | 2022-03-15 | 南京市河西医院有限公司 | Anti-G repair-based injection device for face lifting repair and using method thereof |
| WO2024040999A1 (en) * | 2022-08-26 | 2024-02-29 | 杭州大士科技有限公司 | Multi-channel radioactive source implantation system with needle-pulling driving function |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN107456259A (en) | 2017-12-12 |
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