CN112294384B - Improved driving assembly of anastomat, end effector and intracavity anastomat - Google Patents
Improved driving assembly of anastomat, end effector and intracavity anastomat Download PDFInfo
- Publication number
- CN112294384B CN112294384B CN202011191646.4A CN202011191646A CN112294384B CN 112294384 B CN112294384 B CN 112294384B CN 202011191646 A CN202011191646 A CN 202011191646A CN 112294384 B CN112294384 B CN 112294384B
- Authority
- CN
- China
- Prior art keywords
- clamping
- driving
- outer tube
- anastomosis
- unit
- 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.)
- Active
Links
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
- A61B17/115—Staplers for performing anastomosis in a single operation
Abstract
The invention provides an improved driving assembly of a anastomat, wherein the anastomat comprises a first clamping and anastomosis unit, a second clamping and anastomosis unit and a connecting outer tube, wherein the second clamping and anastomosis unit is provided with a nail bin accommodating part; the driving assembly is at least partially arranged in the connecting outer pipe and comprises a clamping driving assembly and an anastomosis driving assembly, the clamping driving assembly comprises a first connecting pipe, and one end of the first connecting pipe is hinged with the first clamping anastomosis unit; the anastomotic driving assembly comprises an anastomotic driving rod, a connecting block and a nail pushing sheet, the first connecting pipe is provided with a first driving cavity, the anastomotic driving rod is arranged in the first driving cavity, the first connecting pipe is further provided with a second driving cavity communicated with the first driving cavity, the nail pushing sheet is arranged in the second driving cavity, and the anastomotic driving rod is connected with the nail pushing sheet through the connecting block. This application has changed the coaxial driven form of original drive mechanism through the substantive improvement to traditional anastomat actuating mechanism for actuating mechanism can adapt to the tip well and have the anastomat of inclination.
Description
Technical Field
The invention relates to a medical instrument, in particular to an improved driving assembly of an anastomat, an end effector and an intracavity anastomat.
Background
A surgical stapler, such as an endoscopic cutting stapler, can include an end effector that can be moved or articulated relative to an elongate shaft assembly. The end effector is typically configured to secure tissue to be excised between clamping devices, which typically include structure therein configured to receive a staple cartridge. The handle portion for operation is then configured to control the closing of the clamping device, as well as the pushing of the blade to cut and the pushing of the staples to effect stapling.
In particular, prior art drive mechanisms and procedures may be referenced to a surgical instrument having a clamp, available from Kohui limited partnership, U.S. application No. CN200910136402.3, where a user first places a DLU adjacent to tissue in an intended use in connection with a surgical stapling instrument. Next, the user causes the clamp to compress the tissue and then closes the jaw members. The closing mechanism includes a pin and an angled slot. The pin is disposed on a DLU or a clamp link (not part of the clamp) of the surgical instrument. The groove is shown disposed on the first portion of the clamp. Actuation of the clamp with the lever moves the hinge link of the surgical instrument. After the jaw members are closed in the desired position, the user may then staple the tissue (e.g., sequentially) and/or cut the tissue.
In the prior art, in order to enable the end effector to enter human tissues with narrow and small angles more easily, the end part of the clamping end is designed into a certain arc-shaped structure or is arranged to be adjustable in angle, however, the prior art also adopts a traditional driving assembly for a driving device of the anastomat with the arc-shaped structure or the adjustable angle, driving is difficult due to structural limitation, and relative acting force can be generated between the bent nail pushing piece and the clamping driving piece which is not deformed, so that the stability of the operation process is influenced.
Based on the above, it is desirable to provide a stapler driving device capable of adapting to the end having an inclination angle to solve the above problems.
Disclosure of Invention
In order to solve the technical problem, the technical scheme of the invention is realized as follows:
the technical scheme of the application provides an improved driving assembly of a anastomat, the anastomat comprises a first clamping and anastomosis unit, a second clamping and anastomosis unit and a connecting outer tube, wherein the second clamping and anastomosis unit is provided with a nail bin accommodating part;
the driving assembly is at least partially arranged in the connecting outer pipe and comprises a clamping driving assembly and an anastomosis driving assembly, the clamping driving assembly comprises a first connecting pipe, and one end of the first connecting pipe is hinged with the first clamping anastomosis unit;
the driving assembly that coincide is including the actuating lever that coincide, connecting block and ejector pin piece, first connecting pipe is equipped with first drive chamber, the actuating lever that coincide is located first drive chamber, first connecting pipe still be equipped with the second drive chamber of first drive chamber intercommunication, the ejector pin piece is located the second drive intracavity, the actuating lever that coincide with the ejector pin piece passes through the connecting block and connects.
Furthermore, the anastomosis driving rod is fixedly connected with the connecting block, one end of the nail pushing piece is connected with the connecting block, the other end of the nail pushing piece penetrates through the port of the connecting outer pipe to enter the nail bin accommodating part and then enters the nail bin accommodating part, and the distance from the nail pushing piece corresponding to the port of the connecting outer pipe to the central line of the connecting outer pipe is greater than zero.
Furthermore, the connecting block is arranged on the side face of the anastomotic driving rod, and one end of the nail pushing piece is fixedly connected with the connecting block.
Furthermore, the second clamping and anastomosis unit is provided with a unit connecting part fixedly connected with the connecting outer tube, a guide cavity is arranged on the unit connecting part and is simultaneously communicated with the second driving cavity and the nail bin accommodating part, and the nail pushing piece penetrates through the guide cavity to enter the nail bin accommodating part.
The clamping driving assembly further comprises a second connecting pipe, the second connecting pipe is connected to the other end of the first connecting pipe, a third driving cavity communicated with the first driving cavity is formed in the second connecting pipe, and the anastomosis driving rod penetrates through the third driving cavity to enter the first driving cavity.
In addition, this application still provides an end effector, including the anastomotic unit of first centre gripping, the anastomotic unit of second centre gripping, connect outer tube and aforementioned drive assembly, connect outer tube one end respectively with the anastomotic unit of first centre gripping with the anastomotic unit of second centre gripping is connected, it is used for being connected with anastomat handle components to connect the outer tube other end, drive assembly locates it is intraductal to connect the outer tube, be used for the drive the anastomotic unit of first centre gripping with the anastomotic unit of second centre gripping carries out the centre gripping and coincide the action.
Further, the first clamping and anastomosis unit is provided with an anvil block matched with the nail bin accommodating part, a fixed first included angle is formed between the symmetrical surface of the nail bin accommodating part and the central line of the connecting outer tube, and the first included angle is larger than zero.
Further, the maximum distance from the end of the first clamping and anastomosing unit to the central line of the connecting outer tube is smaller than or equal to the radius of the connecting outer tube.
Furthermore, the first clamping and anastomosis unit is hinged with the driving assembly through a first hinge shaft, the center line of the first hinge shaft is perpendicular to the center line of the connecting outer pipe, and the second clamping and anastomosis unit is fixedly connected with the connecting outer pipe.
In addition, the present application also provides an intraluminal stapler including a drive handle mechanism and an end effector as set forth above.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
(1) the driving mechanism is substantially improved from the traditional anastomat driving mechanism, the coaxial driving form of the original transmission mechanism is changed, and the driving mechanism can be well adapted to the anastomat with the end part having an inclined angle;
(2) by arranging the plurality of driving cavities, each driving part is accurately guided and protected, and the whole structure is more stable and reliable;
(3) the whole outer diameter of the end effector is structurally improved, so that the end effector still can keep the radial dimension part exceeding the outer diameter of the connecting outer tube under the condition of having an inclined angle, and the end effector is convenient to enter a cavity mirror channel.
Drawings
FIG. 1 is a schematic diagram of the overall external structure of a stapler according to an embodiment of the present application;
FIG. 2 is a schematic view of the internal structure of an end effector according to an embodiment of the present application;
FIG. 3 is a schematic structural view of FIG. 2 with a portion of the housing removed;
FIG. 4 is a top view of FIG. 3;
FIG. 5 is a schematic structural diagram of a first housing according to an embodiment of the present application;
FIG. 6 is a schematic structural diagram of a second housing according to an embodiment of the present application;
FIG. 7 is a top view of a stapler according to an embodiment of the present application;
FIG. 8 is a schematic structural view of an end effector of an embodiment of the present application;
FIG. 9 is a schematic view of an end effector of an embodiment of the present application entering a puncture passageway.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Example 1:
as shown in fig. 1-9, an endoluminal stapler for endoscopic surgery and an end effector comprising the same with an oblique angle are described, the end effector is used for cutting and suturing tissues after entering an endoscopic surgery channel and comprises a first clamping and inosculating unit 1, a second clamping and inosculating unit 2, a driving component and a connecting outer tube 3, one end of the connecting outer tube 3 is respectively connected with the first clamping and inosculating unit 1 and the second clamping and inosculating unit 2, the driving component is arranged in the connecting outer tube 3, the first clamping and anastomosis unit 1 and the second clamping and anastomosis unit 2 are driven to perform clamping and anastomosis actions, the other end of the connecting outer tube 3 is connected with a handle assembly 6 of the anastomat, the handle assembly 6 of the anastomat is used for providing a handle for holding operation of an operator, and in the embodiment, the handle assembly 6 of the anastomat is provided to realize clamping and anastomosis of an end effector. In this embodiment, the clamping and the anastomosis are performed by using the same handle, in other embodiments, two handles may be used to respectively perform the tissue clamping and the anastomosis, and the technique of controlling the operation of the end effector by the handles is widely used in the prior art and will not be described herein again.
The improvement point of the application is that the driving component is at least partially arranged in the connecting outer tube 3, the driving component comprises a clamping driving component 4 and an anastomosis driving component 5, the clamping driving component 4 comprises a first connecting tube 41, and one end of the first connecting tube 41 is hinged with the first clamping anastomosis unit 1;
the anastomosis driving component 5 comprises an anastomosis driving rod 51, a connecting block 52 and a nail pushing sheet 53, wherein the first connecting pipe 41 is provided with a first driving cavity 42, the anastomosis driving rod 51 is arranged in the first driving cavity 42, the first connecting pipe 41 is also provided with a second driving cavity 43 communicated with the first driving cavity 42, the nail pushing sheet 53 is arranged in the second driving cavity 43, and the anastomosis driving rod 51 is connected with the nail pushing sheet 53 through the connecting block 52; this application has changed original drive mechanism coaxial drive's form through increasing the connecting block between anastomat actuating lever 51 and the ejector pin piece 53 for the tip of centre gripping drive assembly 4 is not on the coplanar with the plane of symmetry of ejector pin piece, makes actuating mechanism can adapt to the anastomat that the tip has inclination well.
Further, the anastomosis driving rod 51 is fixedly connected with the connecting block 52, one end of the nail pushing sheet 53 is connected with the connecting block 52, the other end of the nail pushing sheet 53 penetrates through the port of the connecting outer tube 3 to enter the nail bin accommodating part 21 and enter the nail bin accommodating part 21, and the distance from the nail pushing sheet 53 corresponding to the port of the connecting outer tube 3 to the central line of the connecting outer tube 3 is greater than zero. Namely, the nail pushing sheet has certain offset relative to the central line of the connecting outer tube, so that the nail pushing sheet is more suitable for driving the end effector with an inclined angle; the description about the center line of the connecting outer pipe is for the convenience of describing the technical scheme of the application, and even if the shape of the final connecting outer pipe has certain deformation, the technical scheme that the nail pushing sheet has offset is also in the protection scope of the application; this application has changed the coaxial driven form of original drive mechanism through the substantive improvement to traditional anastomat actuating mechanism for actuating mechanism can adapt to the tip well and have the anastomat of inclination.
Further, in the present embodiment, the connecting block 52 is disposed at the side of the anastomosis driving rod 51, one end of the staple pushing plate 53 is fixedly connected to the connecting block 52, and the other end of the staple pushing plate 53 penetrates through the port of the connecting outer tube 3 and enters the magazine accommodating portion 21. The clamping driving assembly 4 comprises a first connecting pipe 41, one end of the first connecting pipe 41 is hinged to the first clamping anastomosis unit 1, the first connecting pipe 41 is provided with a first driving cavity 42, the anastomosis driving rod 51 is arranged in the first driving cavity 42, the first connecting pipe 41 is further provided with a second driving cavity 43 communicated with the first driving cavity 42, and the nail pushing sheet 53 is arranged in the second driving cavity 43. The clamping driving assembly 4 further comprises a second connecting pipe 44, the second connecting pipe 44 is connected to the other end of the first connecting pipe 41, the second connecting pipe 44 is provided with a third driving cavity communicated with the first driving cavity 42, and the anastomosis driving rod 51 passes through the third driving cavity and enters the first driving cavity 42. Through setting up first connecting pipe and the second connecting pipe of mutual joint complex, can adapt to the size of each position of end effector, be convenient for more install and save space. Further, the first connecting pipe further comprises a first shell 411 and a second shell 412 which are clamped with each other, the two shells are correspondingly provided with corresponding slots, a first driving cavity 42 and a second driving cavity 43 are formed after splicing, and in addition, the second shell 412 is further provided with a yielding slot 45 for adaptively installing a hinge portion for hinging with the first clamping and anastomosis unit 1.
Further, in order to enable the nail pushing sheet to be driven more stably, in this embodiment, the second clamping and stapling unit 2 is provided with a unit connecting portion 22 fixedly connected with the connecting outer tube 3, the unit connecting portion 22 is provided with a guide cavity 23, the guide cavity 23 is communicated with the second driving cavity 43 and the nail bin accommodating portion 21, the nail pushing sheet 53 penetrates through the guide cavity 23 and enters the nail bin accommodating portion 21, the guide cavity 23 limits the deformation of the nail pushing sheet 53 when guiding the nail pushing sheet 53, and the nail pushing strength is ensured.
Therefore, the stapler in this embodiment includes the first clamping stapling unit 1, the second clamping stapling unit 2, the connecting outer tube 3 and the driving assembly described above in detail.
Further, the first clamping and stapling unit 1 of the stapler of the present application is provided with an anvil 11 matched with the cartridge accommodating portion 21, and a fixed first included angle is formed between a symmetrical plane of the cartridge accommodating portion 21 and a center line of the connecting outer tube 3, and the first included angle is greater than zero.
The first included angle α ranges from 5 ° to 20 ° and is constant, and preferably, may be 8 °, 10 °, or 15 °; the end effector of the anastomat is arranged in the original state, namely, the end effector has an inclined angle, is suitable for entering a special narrow tissue gap, and has a better visual field compared with the existing anastomat; the end effector with the included angle changed is not required to be fixed in the prior art, and the nail bin and the driving structure are not required to be additionally arranged in a matched manner in the prior art of the nail bin with the radian, so that the adaptability is better.
Preferably, in the present embodiment, the maximum distance from the end of the first clamping and stapling unit 1 to the center line of the connecting outer tube 3 is smaller than or equal to the radius of the connecting outer tube 3, and on the other hand, the projection of the first clamping and stapling unit 1 on the cross section of the connecting outer tube 3 is within the range of the cross section of the connecting outer tube 3, so that the maximum size of the whole end effector is determined by the connecting outer tube 3, and by such an arrangement, even if the cartridge and the connecting outer tube in the present application have an acute included angle, the maximum size of the end effector is not increased, as shown in fig. 9, the end effector can smoothly enter a standard puncture device channel, and is suitable for endoscopic surgery and stable and reliable in structure.
As can be seen from the above-described embodiments,
(1) the driving mechanism is substantially improved from the traditional anastomat driving mechanism, the coaxial driving form of the original transmission mechanism is changed, and the driving mechanism can be well adapted to the anastomat with the end part having an inclined angle;
(2) by arranging the plurality of driving cavities, each driving part is accurately guided and protected, and the whole structure is more stable and reliable;
(3) the whole outer diameter of the end effector is structurally improved, so that the end effector still can keep the radial dimension part exceeding the outer diameter of the connecting outer tube under the condition of having an inclined angle, and the end effector is convenient to enter a cavity mirror channel.
Reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic may be included in at least one implementation of the present application. In the description of the present application, it is to be understood that the terms "upper", "lower", "top", "bottom", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.
As described above, the present invention has been explained fully in accordance with the gist of the present invention, but the present invention is not limited to the above-described embodiments and implementation methods, and features of the embodiments may be combined with each other without contradiction. A practitioner of the related art can make various changes and implementations within a range allowed by the technical idea of the present invention.
Claims (9)
1. An improved driving assembly of a stapler, the stapler comprises a first clamping and stapling unit (1), a second clamping and stapling unit (2) and a connecting outer tube (3), wherein the second clamping and stapling unit (2) is provided with a nail bin containing part (21);
the device is characterized in that the driving assembly is at least partially arranged in the connecting outer tube (3), the driving assembly comprises a clamping driving assembly (4) and an anastomosis driving assembly (5), the clamping driving assembly (4) comprises a first connecting tube (41), and one end of the first connecting tube (41) is hinged with the first clamping anastomosis unit (1);
coincide drive assembly (5) including coincide actuating lever (51), connecting block (52) and ejector pin piece (53), first connecting pipe (41) are equipped with first drive chamber (42), coincide actuating lever (51) are located first drive chamber (42), first connecting pipe (41) still be equipped with first drive chamber (42) are at second drive chamber (43) of lateral wall intercommunication, ejector pin piece (53) are located in second drive chamber (43), coincide actuating lever (51) with ejector pin piece (53) are connected through connecting block (52), coincide actuating lever (51) with connecting block (52) fixed connection, ejector pin piece (53) one end with connecting block (52) are connected, the other end of ejector pin piece (53) is worn out connect outer tube (3) port and get into nail storehouse portion of holding (21), the connection outer tube (3) port corresponds ejector pin piece (53) extremely connect the outer tube (3) central line the ejector pin piece (53) the outer tube The distance is greater than zero.
2. The improved driving assembly for anastomat according to claim 1, wherein the connecting block (52) is arranged on the side surface of the anastomosis driving rod (51), and one end of the nail pushing sheet (53) is fixedly connected with the connecting block (52).
3. The improved driving assembly of the anastomat according to claim 1, wherein the second clamping anastomosis unit (2) is provided with a unit connecting part (22) fixedly connected with the outer connecting pipe (3), a guide cavity (23) is arranged on the unit connecting part (22), the guide cavity (23) is communicated with the second driving cavity (43) and the cartridge accommodating part (21), and the nail pushing sheet (53) penetrates through the guide cavity (23) to enter the cartridge accommodating part (21).
4. The improved driving assembly for anastomat according to claim 1, wherein the clamping driving assembly (4) further comprises a second connecting pipe (44), the second connecting pipe (44) is connected to the other end of the first connecting pipe (41), the second connecting pipe (44) is provided with a third driving cavity communicated with the first driving cavity (42), and the anastomosis driving rod (51) penetrates through the third driving cavity to enter the first driving cavity (42).
5. An end effector, characterized in that it comprises a first clamping anastomosis unit (1), a second clamping anastomosis unit (2), a connecting outer tube (3) and a driving assembly according to claims 1-4, wherein one end of the connecting outer tube (3) is connected with the first clamping anastomosis unit (1) and the second clamping anastomosis unit (2) respectively, the other end of the connecting outer tube (3) is used for being connected with an anastomat handle assembly (6), and the driving assembly is arranged in the connecting outer tube (3) and is used for driving the first clamping anastomosis unit (1) and the second clamping anastomosis unit (2) to perform clamping and anastomosis actions.
6. End effector according to claim 5, characterized in that said first clamping stapling unit (1) is provided with an anvil (11) matching said cartridge housing (21), said cartridge housing (21) having a plane of symmetry with the centre line of said connecting outer tube (3) having a fixed first angle therebetween, said first angle being greater than zero.
7. The end effector as claimed in claim 6, characterized in that the maximum distance from the end of the first clamping anastomosis unit (1) to the centre line of the connecting outer tube (3) is less than or equal to the radius of the connecting outer tube (3).
8. The end effector according to claim 5, characterized in that said first clamping and stapling unit (1) is hinged to said driving assembly by means of a first hinging axis (12), the central line of said first hinging axis (12) being perpendicular to the central line of said connecting outer tube (3), said second clamping and stapling unit (2) being fixedly connected to said connecting outer tube (3).
9. An endoluminal stapler comprising a drive handle mechanism and an end effector according to any of claims 5-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011191646.4A CN112294384B (en) | 2020-10-30 | 2020-10-30 | Improved driving assembly of anastomat, end effector and intracavity anastomat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011191646.4A CN112294384B (en) | 2020-10-30 | 2020-10-30 | Improved driving assembly of anastomat, end effector and intracavity anastomat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112294384A CN112294384A (en) | 2021-02-02 |
| CN112294384B true CN112294384B (en) | 2021-05-11 |
Family
ID=74332936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011191646.4A Active CN112294384B (en) | 2020-10-30 | 2020-10-30 | Improved driving assembly of anastomat, end effector and intracavity anastomat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112294384B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5395034A (en) * | 1991-11-07 | 1995-03-07 | American Cyanamid Co. | Linear surgical stapling instrument |
| CN101036589A (en) * | 2005-11-23 | 2007-09-19 | 伊西康内外科公司 | Surgical stapler with a bendable end effector |
| CN203424984U (en) * | 2013-09-18 | 2014-02-12 | 中国人民解放军第三军医大学第二附属医院 | Bending type linear cutting anastomat |
| CN104856735A (en) * | 2015-05-12 | 2015-08-26 | 上海源研生物医学工程有限公司 | Driving system of curved cutter stapler |
| CN105434002A (en) * | 2015-10-16 | 2016-03-30 | 逸思（苏州）医疗科技有限公司 | Surgical instrument with bendable actuator |
| CN106061405A (en) * | 2013-12-23 | 2016-10-26 | 伊西康内外科有限责任公司 | Articulatable surgical instruments with separate and distinct closing and firing systems |
| CN109833069A (en) * | 2017-12-31 | 2019-06-04 | 江苏风和医疗器材股份有限公司 | Nail bin groupware and its surgical instruments |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8579176B2 (en) * | 2005-07-26 | 2013-11-12 | Ethicon Endo-Surgery, Inc. | Surgical stapling and cutting device and method for using the device |
| US9700319B2 (en) * | 2013-05-15 | 2017-07-11 | Dextera Surgical Inc. | Surgical stapling and cutting apparatus, clamp mechanisms, systems and methods |
| CN103876800B (en) * | 2014-02-27 | 2016-06-22 | 上海交通大学医学院附属新华医院 | A kind of Guan Bi folder of the cutting closer of arc |
| US10265073B2 (en) * | 2015-10-15 | 2019-04-23 | Ethicon Llc | Surgical stapler with terminal staple orientation crossing center line |
-
2020
- 2020-10-30 CN CN202011191646.4A patent/CN112294384B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5395034A (en) * | 1991-11-07 | 1995-03-07 | American Cyanamid Co. | Linear surgical stapling instrument |
| CN101036589A (en) * | 2005-11-23 | 2007-09-19 | 伊西康内外科公司 | Surgical stapler with a bendable end effector |
| CN203424984U (en) * | 2013-09-18 | 2014-02-12 | 中国人民解放军第三军医大学第二附属医院 | Bending type linear cutting anastomat |
| CN106061405A (en) * | 2013-12-23 | 2016-10-26 | 伊西康内外科有限责任公司 | Articulatable surgical instruments with separate and distinct closing and firing systems |
| CN104856735A (en) * | 2015-05-12 | 2015-08-26 | 上海源研生物医学工程有限公司 | Driving system of curved cutter stapler |
| CN105434002A (en) * | 2015-10-16 | 2016-03-30 | 逸思（苏州）医疗科技有限公司 | Surgical instrument with bendable actuator |
| CN109833069A (en) * | 2017-12-31 | 2019-06-04 | 江苏风和医疗器材股份有限公司 | Nail bin groupware and its surgical instruments |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112294384A (en) | 2021-02-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11234695B2 (en) | Surgical stapling and cutting device | |
| EP0503662B1 (en) | Approximating apparatus for surgical jaw structure | |
| US5336232A (en) | Approximating apparatus for surgical jaw structure and method of using the same | |
| JP3687683B2 (en) | Medical instruments | |
| JP2005028149A (en) | Surgical stapling instrument incorporating tapered firing bar for increased flexibility around articulation joint | |
| JPH10113351A (en) | Surgical fastening mechanism | |
| JPH09182757A (en) | Surgical instrument | |
| WO2021253649A1 (en) | Transverse intraluminal stapler having compact structure | |
| CN112294384B (en) | Improved driving assembly of anastomat, end effector and intracavity anastomat | |
| CN110464400B (en) | Endoluminal cutting anastomat and clamp head structure thereof | |
| CN112401962B (en) | End effector with inclination angle and intracavity anastomat | |
| US11890009B2 (en) | Loading unit and adapter with modified coupling assembly | |
| CN211094395U (en) | Intracavity cutting anastomat and forceps head structure thereof | |
| CN217408881U (en) | Endoscope anastomat end structure and endoscope anastomat | |
| CN216221543U (en) | Anastomat assembly and anastomat | |
| EP4252679A1 (en) | Accessory for surgical instrument and surgical instrument | |
| CN219183919U (en) | Electric surgical instrument | |
| CN113143364A (en) | Anastomat assembly and anastomat | |
| CN116898515A (en) | Pouch assembly capable of being adapted to endoscopic stapler |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230724 Address after: No. 108, Jinfeng South Road, high tech Zone, Suzhou City, Jiangsu Province Patentee after: SUZHOU FRANKENMAN MEDICAL EQUIPMENT Co.,Ltd. Address before: No.9, Yuping Road, high tech Zone, Suzhou City, Jiangsu Province Patentee before: SUZHOU BEINUO MEDICAL EQUIPMENT Co.,Ltd. |
|
| TR01 | Transfer of patent right |