CN103584895A - Double-helix guiding piece - Google Patents

Double-helix guiding piece Download PDF

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Publication number
CN103584895A
CN103584895A CN201210291684.6A CN201210291684A CN103584895A CN 103584895 A CN103584895 A CN 103584895A CN 201210291684 A CN201210291684 A CN 201210291684A CN 103584895 A CN103584895 A CN 103584895A
Authority
CN
China
Prior art keywords
flexible strip
guiding piece
double helix
strip
far
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
Application number
CN201210291684.6A
Other languages
Chinese (zh)
Other versions
CN103584895B (en
Inventor
陈望东
刘凯
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Tianchen International Medical Technology Co Ltd
Original Assignee
Suzhou Tianchen International Medical Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority to CN201210291684.6A priority Critical patent/CN103584895B/en
Application filed by Suzhou Tianchen International Medical Technology Co Ltd filed Critical Suzhou Tianchen International Medical Technology Co Ltd
Priority to EP18186582.5A priority patent/EP3431020B1/en
Priority to ES12825317T priority patent/ES2703925T3/en
Priority to PL12825317T priority patent/PL2752161T3/en
Priority to US14/240,558 priority patent/US9629634B2/en
Priority to HUE12825317A priority patent/HUE041474T2/en
Priority to ES12825929T priority patent/ES2705976T3/en
Priority to EP12825317.6A priority patent/EP2752161B1/en
Priority to PT12825317T priority patent/PT2752161T/en
Priority to JP2014526376A priority patent/JP6045586B2/en
Priority to EP12825929.8A priority patent/EP2752162B1/en
Priority to JP2014526377A priority patent/JP6045587B2/en
Priority to PL18186582T priority patent/PL3431020T3/en
Priority to PT181865825T priority patent/PT3431020T/en
Priority to HUE18186582A priority patent/HUE057367T2/en
Priority to PL18189126.8T priority patent/PL3434202T3/en
Priority to ES18186582T priority patent/ES2901017T3/en
Priority to HUE12825929A priority patent/HUE043022T2/en
Priority to EP18189126.8A priority patent/EP3434202B1/en
Priority to PCT/CN2012/080503 priority patent/WO2013026400A1/en
Priority to PCT/CN2012/080507 priority patent/WO2013026402A1/en
Priority to PT12825929T priority patent/PT2752162T/en
Priority to PL12825929T priority patent/PL2752162T3/en
Priority to PT181891268T priority patent/PT3434202T/en
Publication of CN103584895A publication Critical patent/CN103584895A/en
Priority to US14/187,773 priority patent/US9826979B2/en
Application granted granted Critical
Publication of CN103584895B publication Critical patent/CN103584895B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
    • A61B17/115—Staplers for performing anastomosis in a single operation
    • A61B17/1155—Circular staplers comprising a plurality of staples
    • 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
    • A61B90/08—Accessories or related features not otherwise provided for
    • A61B2090/0801—Prevention of accidental cutting or pricking
    • A61B2090/08021—Prevention of accidental cutting or pricking of the patient or his organs
    • 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
    • A61B90/08—Accessories or related features not otherwise provided for
    • A61B2090/0807—Indication means
    • A61B2090/0811—Indication means for the position of a particular part of an instrument with respect to the rest of the instrument, e.g. position of the anvil of a stapling instrument
    • A61B2090/0812—Indication means for the position of a particular part of an instrument with respect to the rest of the instrument, e.g. position of the anvil of a stapling instrument indicating loosening or shifting of parts of an instrument, signaling maladjustment of parts

Abstract

The invention provides a double-helix guiding piece which is assembled on a tubular bookbinding device in a matched mode and is a hollow flexible plastic piece in a conical shape on the whole. The conical wall of the guiding piece comprises a first flexible strip and a second flexible strip. The first flexible strip and the second flexible strip are arranged at intervals in a spiral mode and are attached to each other closely. When the conical wall is pulled by external force, the first flexible strip and the second flexible strip are unwound in a spiral mode from far to near, and finally a strip body capable of releasing from the tubular bookbinding device and composed of the first flexible strip and the second flexible strip is formed. The double-helix guiding piece has the advantage that the guiding piece can be drawn out from the tubular bookbinding device in a strip mode through one step, and operation is convenient. The guiding piece can be directly sleeved on a needle tube of the tubular bookbinding device during surgery, and no extra components are required to be assembled for the tubular bookbinding device.

Description

Double helix guiding piece
Technical field
The present invention relates to a kind of surgery assistor tool of tubular binding strument, relate in particular to a kind of guiding piece of tubular binding strument.
Background technology
Tubular binding strument is a kind of surgical instruments that tubular type is organized seaming and cutting operation that is widely used in, and circular nail-head component and percussion assembly, consists of; The tubular type tissue that two sections of needs are coupled together is placed between the nail anvil and nail bin of nail-head component, adjusts the distance of nail anvil and nail bin and carrys out grip tissue gradually, and then operation percussion assembly is shaped nail, completes the connection of two sections of tissues.
In actual operation technique, there is the tubular binding strument of two kinds of operations to enter pipeline more difficult, be respectively low rectal operation and gastric bypass operation.The first low rectal operation, employing be that diameter is the tubular binding strument of 33 millimeters, need per anum to perform the operation.Because anus is a flesh opening, its diameter of normal condition is less, major diameter apparatus is inserted into anus more difficult.The second gastric bypass operation, employing be that diameter is the tubular binding strument of 25 millimeters, need enter small intestinal and perform the operation.Due to the digester tube that small intestinal is human body, inwall has a lot of mucosas, and tubular binding strument is because end face is larger, and because reasons in structure surface is sufficiently oily, in small intestinal, walks easily mucosa is caused to damage.
The prior art addressing the above problem is at present the several assistive device that is set in tubular binding strument nail bin groupware periphery that U.S. Patent application US20090204108 and US20110114698 disclose, nail bin groupware that can the tubular Binding Instrument of aimming circle enters human body and through intestinal, after it arrives operation precalculated position, this assistive device can be laid down from nail bin groupware, do not affected the subsequent operation of tubular binding strument.These assistive devices can help doctor that the head of Binding Instrument is successfully put into preposition, but this assistive device need be used larger power to tear hauling-out at present, and easily accidental injury tissue and experience are not good.
Summary of the invention
The object of the invention is to solve above-mentioned technical problem, a kind of simple in structure, easy to operate guiding piece is provided.
Object of the present invention is achieved through the following technical solutions:
A guiding piece, is coupled on tubular binding strument, and described tubular binding strument comprises nail-anvil assembly, nail bin groupware; Described nail bin groupware comprises nail barrel and the nail bin interfixing, and described Double helix guiding piece is that an integral body is the flexible plastic parts of conical cavity, and described guiding piece comprises a near-end and a far-end, and described distal-to-proximal external diameter increases gradually; The cone-shaped wall of described guiding piece comprises the first flexible strip and the second flexible strip, described the first flexible strip and the second flexible strip interval spiral setting are also close to, described cone-shaped wall is despiralization by the order drawing near when being subject to external force tractive, finally forms a strip body being comprised of the first flexible strip and the second flexible strip that can depart from tubular binding strument.
Preferably, the diameter of the inwall of described near-end is more than or equal to the maximum outside diameter of described nail barrel.
Further preferred, the wall thickness that is positioned at the cone-shaped wall of described near-end is less than the wall thickness of the cone-shaped wall that is positioned at described far-end.
Or the near-end of described cone-shaped wall is also outward extended with an Access Division, the external diameter of described Access Division is less than or equal to the internal diameter of nail barrel.
Preferably, the spirillum of the cone-shaped wall of described guiding piece for being formed by the first flexible strip and the second flexible strip wound in parallel, described the first flexible strip and the second flexible strip interval spiral setting are also close to.
Preferably, described the first flexible strip adopts hard material to make, and described the second flexible strip adopts soft material to make, and described the first flexible strip and the second flexible strip are each other for bonding or quadric injection mould form.
Preferably, the far-end of described the first flexible strip is provided with a traction piece.
Preferably, described traction piece is the extension of the far-end of described the first flexible strip, and the free end of described traction piece stretches to the near-end of tubular binding strument.
Or described traction piece is the draught line that is fixed on the far-end of described the first flexible strip.
Further, described tubular binding strument nail barrel is provided with at least 1 bullport, and the described guiding piece that is strip body departs from described tubular binding strument from described bullport.
Beneficial effect of the present invention is mainly reflected in: this guiding piece can be strip and be drawn out of once in tubular binding strument, easy to operate; This guiding piece can be used on when operation directly be set in the nail barrel of tubular binding strument, therefore for tubular binding strument, does not have extra parts to need assembling.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, technical solution of the present invention is described further:
Fig. 1: the structural representation of the preferred embodiment of the present invention.
Fig. 2: the upward view of the preferred embodiment of the present invention.
Fig. 3: the structural representation of second embodiment of the invention.
Fig. 4: the structural representation of third embodiment of the invention.
Fig. 5: the present invention is for the schematic diagram of the tubular binding strument that assembles.
The specific embodiment
The present invention has disclosed a kind of assistive device of tubular binding strument, especially a kind of for guiding tubular binding strument to enter the guiding piece in body, concrete embodiment as shown in the figure.
The tubular binding strument of prior art, as shown in Figure 5, comprises pipe 7, is located at nail-anvil assembly, the nail bin groupware of described pipe 7 far-ends, and is arranged on movably in described nail bin groupware and the anvil pull rod 9 for being connected with described nail-anvil assembly; Described nail bin groupware comprises nail barrel 1 and the nail bin 3 interfixing, and is arranged on movably cutting knife 11 and the pushing slice of nail 5 of nail barrel 1 inside, and the far-end of described nail bin 3 is nail bin face, relative with the nail anvil face of nail-anvil assembly.
In the present invention, described guiding piece is an integral loop around the flexible plastic parts of the spiral type forming, this guiding piece be a flexible plastic parts integral loop around the spiral type object surrounding, be similar to spring.Described guiding piece is one section " spring wire ".
In Fig. 1, Fig. 2, can find out, the Double helix guiding piece of this preferred embodiment is that an integral body is the flexible plastic parts of conical cavity, because can adopt rubber or other plastic cement for enclosing the flexible plastic parts of guiding piece, according to the degree of its technique, " spring wire " of guiding piece can be made to different thicknesses, cause the inner chamber of guiding piece not of uniform size.Described Double helix guiding piece comprises a near-end 17 and a far-end 15, described far-end 15 increases gradually to the external diameter of near-end 17, the diameter of the inwall of described near-end 17 is more than or equal to the maximum outside diameter of described nail barrel 1, like this, when described Double helix guiding piece is coupled to described tubular binding strument, described guiding piece can be enclosed within the periphery of described nail barrel 1.
Feature of the present invention is: the cone-shaped wall 13 of described guiding piece comprises the first flexible strip 19 and the second flexible strip 21, and both wound in parallel form a spirillum, and described the first flexible strip 19 and the second flexible strip 21 interval spiral settings are also close to.Described the first flexible strip 19 adopts relative hard material to make, and intensity is better, hardness is higher; Described the second flexible strip 21 adopts relative soft material to make, i.e. poor, the easy tearing of intensity.Described the first flexible strip 19 and the second flexible strip 21 are each other for bonding or quadric injection mould form.
Because the first flexible strip 19 and the second flexible strip 21 are closely intertwined mutually, so the intensity of the cone-shaped wall 13 of whole guiding piece is larger, when guiding tubular binding strument and enter in patient body, can not cave in.Separately because the first flexible strip 19 and the second flexible strip 21 are closely intertwined mutually, cause the outside of cone-shaped wall 13 of whole guiding piece relatively level and smooth, when guiding tubular binding strument and enter in patient body, this outer wall can not scraped injured tissue, and its effect is well more a lot of than the single screw type flexible strip of prior art.
The far-end of described the first flexible strip 19 is also provided with a traction piece 23.Described traction piece 23 is the extension of the far-end of described the first flexible strip 19, and the free end of described traction piece 23 stretches to the near-end of tubular binding strument.Or described traction piece 23 can be also the draught line that is fixed on the far-end of described the first flexible strip 19.As long as play draw.Described tubular binding strument nail barrel is provided with at least 1 bullport, and described traction piece 23 passes when original state from described bullport.
When operation, first the guiding piece of this preferred embodiment is socketed in to the far-end of nail bin groupware, then guide tubular binding strument to enter in human body, now the free end of traction piece 23 passes bullport and is exposed to outside patient body.Then pull described traction piece 23, make described the first flexible strip 19 be despiralization by the order drawing near, finally form a strip body being formed by the first flexible strip and the second flexible strip and from described bullport, be drawn out of outside tubular binding strument once, being similar to " spring wire " drawn in line.In this process, because the intensity of the second flexible strip 21 is poor, be easy to be pulled off, its disconnected cognition is along with the first flexible strip 19 is pulled out outside tubular binding strument together.Certainly the above embodiments also can be extracted out from Binding Instrument outside, as long as change traction piece, are positioned at the link position on guiding piece.
Fig. 3 has disclosed the second embodiment of the present invention.In preferred embodiment, the diameter of the inwall of described near-end 17 is more than or equal to the maximum outside diameter of described nail barrel 1, and described guiding piece can be enclosed within the periphery of described nail barrel 1.But when the wall thickness of cone-shaped wall 13 is relatively large, can obviously increase the external diameter of tubular binding strument, thereby affect the insertion of tubular binding strument, the while also can increase patient's misery.Therefore in the second embodiment, the near-end 17 of described cone-shaped wall 13 is the wall thickness that the wall thickness of a 25，Gai Access Division, Access Division 25 is less than the cone-shaped wall 13 that is positioned at described far-end.So greatly reduced the impact that the wall thickness of cone-shaped wall 13 brings.Other structures of the second embodiment are identical with the first embodiment with operational approach, do not repeat them here.
Fig. 4 has disclosed the third embodiment of the present invention, the impact bringing in order further to reduce the wall thickness of cone-shaped wall 13, the near-end 17 of described cone-shaped wall 13 is also outward extended with an Access Division 25, to the proximal extension of tubular binding strument, the external diameter of described Access Division 25 is less than or equal to the internal diameter of nail barrel 1.Like this, described Access Division 25 is stuck in described nail barrel 1 inner side, and then described guiding piece is coupled in the far-end nail barrel of tubular binding strument.Because the maximum gauge of cone-shaped wall 13 equals the maximum gauge of nail barrel substantially, so after guiding piece is contained on tubular binding strument, do not increase the external diameter of nail barrel 1, make in tubular binding strument insertosome convenient.
Of the present invention simple to operate, only need a step just can realize guiding piece and depart from described tubular binding strument.And prior art needs multi-step operation, and its spring wire can not be strip and depart from, and is easy to scrape injured tissue.
Further, the first flexible strip 19 of guiding piece and the near-end of the second flexible strip 21 can be provided with the color region that is different from guiding piece integral body, be in particular bright yellow, generally adopt spraying method, for pointing out doctor's guiding piece all to shift out in tubular binding strument.Due to the existence of yellow area, when doctor sees this yellow area, prove and guiding piece is all pulled out outside described tubular binding strument.
The present invention still has multiple concrete embodiment, is equal to replacement or equivalent transformation and all technical schemes of forming, within all dropping on the scope of protection of present invention.

Claims (10)

1. a Double helix guiding piece, is coupled on tubular binding strument, and described tubular binding strument comprises nail-anvil assembly, nail bin groupware; Described nail bin groupware comprises nail barrel (1) and the nail bin (3) interfixing, it is characterized in that: described Double helix guiding piece is that an integral body is the flexible plastic parts of conical cavity, described guiding piece comprises a near-end (17) and a far-end (15), and described far-end (15) increases gradually to the external diameter of near-end (17); The cone-shaped wall of described guiding piece (13) comprises the first flexible strip (19) and the second flexible strip (21), described the first flexible strip (19) and the second flexible strip (21) interval spiral setting are also close to, described cone-shaped wall (13) is despiralization by the order drawing near when being subject to external force tractive, finally forms a strip body being comprised of the first flexible strip and the second flexible strip that can depart from tubular binding strument.
2. Double helix guiding piece according to claim 1, is characterized in that: the diameter of the inwall of described near-end (17) is more than or equal to the maximum outside diameter of described nail barrel (1).
3. Double helix guiding piece according to claim 1, is characterized in that: the wall thickness that is positioned at the cone-shaped wall (13) of described near-end (17) is less than the wall thickness of the cone-shaped wall (13) that is positioned at described far-end (15).
4. Double helix guiding piece according to claim 1, is characterized in that: the near-end (17) of described cone-shaped wall (13) is also outward extended with an Access Division (25), and the external diameter of described Access Division (25) is less than or equal to the internal diameter of nail barrel (1).
5. Double helix guiding piece according to claim 1, it is characterized in that: the spirillum of the cone-shaped wall of described guiding piece (13) for being formed by the first flexible strip (19) and the second flexible strip (21) wound in parallel, described the first flexible strip (19) and the second flexible strip (21) interval spiral setting are also close to.
6. Double helix guiding piece according to claim 5, it is characterized in that: described the first flexible strip (19) adopts hard material to make, described the second flexible strip (21) adopts soft material to make, and described the first flexible strip (19) and the second flexible strip (21) are each other for bonding or quadric injection mould form.
7. Double helix guiding piece according to claim 1, is characterized in that: the far-end of described the first flexible strip (19) is provided with a traction piece (23).
8. Double helix guiding piece according to claim 7, is characterized in that: the extension of the far-end that described traction piece (23) is described the first flexible strip (19), the free end of described traction piece (23) stretches to the near-end of tubular binding strument.
9. Double helix guiding piece according to claim 7, is characterized in that: described traction piece (23) is for being fixed on the draught line of the far-end of described the first flexible strip (19).
10. according to the arbitrary Double helix guiding piece described in claim 1 to 9, it is characterized in that: described tubular binding strument nail barrel is provided with at least 1 bullport, the described guiding piece that is strip body departs from described tubular binding strument from described bullport.
CN201210291684.6A 2011-08-24 2012-08-16 Double helix guiding piece Active CN103584895B (en)

Priority Applications (25)

Application Number Priority Date Filing Date Title
CN201210291684.6A CN103584895B (en) 2012-08-16 2012-08-16 Double helix guiding piece
ES18186582T ES2901017T3 (en) 2011-08-24 2012-08-23 circular stapler
PL18189126.8T PL3434202T3 (en) 2011-08-24 2012-08-23 Introducer accessory
US14/240,558 US9629634B2 (en) 2011-08-24 2012-08-23 Introducer accessory
ES12825317T ES2703925T3 (en) 2011-08-24 2012-08-23 Guidance device
ES12825929T ES2705976T3 (en) 2011-08-24 2012-08-23 Introductory accessory
EP12825317.6A EP2752161B1 (en) 2011-08-24 2012-08-23 Guiding device
PT12825317T PT2752161T (en) 2011-08-24 2012-08-23 Guiding device
JP2014526376A JP6045586B2 (en) 2011-08-24 2012-08-23 Guide accessories
EP12825929.8A EP2752162B1 (en) 2011-08-24 2012-08-23 Introducer accessory
JP2014526377A JP6045587B2 (en) 2011-08-24 2012-08-23 Guide member
HUE12825929A HUE043022T2 (en) 2011-08-24 2012-08-23 Introducer accessory
EP18186582.5A EP3431020B1 (en) 2011-08-24 2012-08-23 Circular stapler
HUE18186582A HUE057367T2 (en) 2011-08-24 2012-08-23 Circular stapler
PL12825317T PL2752161T3 (en) 2011-08-24 2012-08-23 Guiding device
HUE12825317A HUE041474T2 (en) 2011-08-24 2012-08-23 Guiding device
PL18186582T PL3431020T3 (en) 2011-08-24 2012-08-23 Circular stapler
EP18189126.8A EP3434202B1 (en) 2011-08-24 2012-08-23 Introducer accessory
PCT/CN2012/080503 WO2013026400A1 (en) 2011-08-24 2012-08-23 Guide appendage
PCT/CN2012/080507 WO2013026402A1 (en) 2011-08-24 2012-08-23 Guiding device
PT12825929T PT2752162T (en) 2011-08-24 2012-08-23 Introducer accessory
PL12825929T PL2752162T3 (en) 2011-08-24 2012-08-23 Introducer accessory
PT181891268T PT3434202T (en) 2011-08-24 2012-08-23 Introducer accessory
PT181865825T PT3431020T (en) 2011-08-24 2012-08-23 Circular stapler
US14/187,773 US9826979B2 (en) 2011-08-24 2014-02-24 Introducer and circular stapler

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201210291684.6A CN103584895B (en) 2012-08-16 2012-08-16 Double helix guiding piece

Publications (2)

Publication Number Publication Date
CN103584895A true CN103584895A (en) 2014-02-19
CN103584895B CN103584895B (en) 2015-12-16

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CN201210291684.6A Active CN103584895B (en) 2011-08-24 2012-08-16 Double helix guiding piece

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CN (1) CN103584895B (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004032766A2 (en) * 2002-10-04 2004-04-22 Tyco Healthcare Group Lp Surgical stapling device
CN101991449A (en) * 2009-08-14 2011-03-30 Tyco医疗健康集团 Tissue fastening system for a medical device
US20110114698A1 (en) * 2009-11-19 2011-05-19 Ethicon Endo-Surgery, Inc. Circular stapler introducer with rigid cap assembly configured for easy removal
CN201855287U (en) * 2010-09-30 2011-06-08 江苏瑞安贝医疗器械有限公司 Hemorrhoid stapler
CN202218890U (en) * 2011-08-24 2012-05-16 苏州天臣国际医疗科技有限公司 Guiding device
CN202821485U (en) * 2012-08-16 2013-03-27 苏州天臣国际医疗科技有限公司 Double helix guiding element

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004032766A2 (en) * 2002-10-04 2004-04-22 Tyco Healthcare Group Lp Surgical stapling device
WO2004032766A3 (en) * 2002-10-04 2004-07-01 Tyco Healthcare Surgical stapling device
CN101991449A (en) * 2009-08-14 2011-03-30 Tyco医疗健康集团 Tissue fastening system for a medical device
US20110114698A1 (en) * 2009-11-19 2011-05-19 Ethicon Endo-Surgery, Inc. Circular stapler introducer with rigid cap assembly configured for easy removal
CN201855287U (en) * 2010-09-30 2011-06-08 江苏瑞安贝医疗器械有限公司 Hemorrhoid stapler
CN202218890U (en) * 2011-08-24 2012-05-16 苏州天臣国际医疗科技有限公司 Guiding device
CN202821485U (en) * 2012-08-16 2013-03-27 苏州天臣国际医疗科技有限公司 Double helix guiding element

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Address after: 215021 No. 278 Dongping Street, Suzhou Industrial Park, Jiangsu Province

Patentee after: Tianchen International Medical Technology Co., Ltd

Address before: 3, 21A, 215021 international science and Technology Park, 1355 Jinji Lake Avenue, Suzhou City, Jiangsu Province

Patentee before: TOUCHSTONE INTERNATIONAL MEDICAL SCIENCE Co.,Ltd.

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