CN109692025A - A kind of nail bin and surgical instruments for surgical instruments - Google Patents

A kind of nail bin and surgical instruments for surgical instruments Download PDF

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Publication number
CN109692025A
CN109692025A CN201811356251.8A CN201811356251A CN109692025A CN 109692025 A CN109692025 A CN 109692025A CN 201811356251 A CN201811356251 A CN 201811356251A CN 109692025 A CN109692025 A CN 109692025A
Authority
CN
China
Prior art keywords
recess portion
nail bin
surgical instruments
cartridge body
staple cartridge
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.)
Pending
Application number
CN201811356251.8A
Other languages
Chinese (zh)
Inventor
孙宝峰
周小朋
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.)
Jiangsu Fengh Medical Equipment Co Ltd
Original Assignee
Jiangsu Fengh Medical Equipment 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
Application filed by Jiangsu Fengh Medical Equipment Co Ltd filed Critical Jiangsu Fengh Medical Equipment Co Ltd
Priority to CN201811356251.8A priority Critical patent/CN109692025A/en
Publication of CN109692025A publication Critical patent/CN109692025A/en
Pending legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/068Surgical staplers, e.g. containing multiple staples or clamps
    • A61B17/072Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
    • A61B17/07207Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously the staples being applied sequentially
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/068Surgical staplers, e.g. containing multiple staples or clamps
    • A61B17/072Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
    • A61B2017/07214Stapler heads
    • A61B2017/07271Stapler heads characterised by its cartridge
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/068Surgical staplers, e.g. containing multiple staples or clamps
    • A61B17/072Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
    • A61B2017/07214Stapler heads
    • A61B2017/07278Stapler heads characterised by its sled or its staple holder

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Surgical Instruments (AREA)

Abstract

The invention discloses a kind of nail bins for surgical instruments, including the staple cartridge body extended along longitudinally, the staple cartridge body is provided with the staple cavity through its upper surface and lower surface, the staple cartridge body, which is additionally provided with from the upper surface, to be recessed downwards the recess portion of formation, the recess portion extends along the transverse direction perpendicular to the longitudinally, for the recess portion for taking tissue in, the inner wall of the recess portion includes at least one guiding face.The upper surface of staple cartridge body in the present invention is equipped with the recess portion for accommodating tissue, so that tissue is not easy the upper surface slide in staple cartridge body, so that sewing effect is preferable.

Description

A kind of nail bin and surgical instruments for surgical instruments
Technical field
The present invention relates to a kind of nail bins and surgical instruments for surgical instruments.
Background technique
The surgical instruments (including suture instruments) of existing certain categories includes the elongated nip component that a pair of matched is closed, In each jaw member for it is inserted into the patient and relative to have it is to be stapled and/or cutting tissue positioning.In various realities It applies in scheme, in jaw member a support wherein accommodates the nail bin of the nail of at least two rows of lateral alternates, and another Jaw member support has the anvil block for the nail shapes pit being aligned with the staple in nail bin.But existing surgical instruments is stitching When conjunction, generally existing following problem is generated outer when due to jaw member closure when jaw member clamping is sewn tissue Power, the tissue for often clamping jaw member is subjected to displacement, to influence sewing effect.
Summary of the invention
The purpose of the present invention is to provide a kind of nail bin for surgical instruments with antiskid function.
In order to achieve the above object, the invention is realized by the following technical scheme: a kind of nail bin for surgical instruments, packet The staple cartridge body extended along longitudinally is included, the staple cartridge body is provided with the staple cavity through its upper surface and lower surface, institute It states staple cartridge body and is additionally provided with from the upper surface and be recessed downwards the recess portion of formation, the recess portion is along perpendicular to the longitudinally Transverse direction extend, for the recess portion for taking tissue in, the inner wall of the recess portion includes at least one guiding face.
Further, the staple cartridge body offers cutter slit along the longitudinally, and the recess portion is from the nail bin sheet The side of body extends to the cutter slit along the transverse direction.
Further, the recess portion is intersected along the transverse direction with staple cavity described at least one.
Further, the staple cartridge body includes insertion end and the end that is oppositely arranged with insertion end;The recess portion includes Blocking surface positioned at the side of its relatively close insertion end.
Further, the blocking surface is vertical plane.
Further, the guiding face is oppositely arranged with the blocking surface.
Further, the recess portion further comprises the bottom surface for connecting the blocking surface Yu the guiding face.
Further, the guiding face is inclined-plane.
Further, the staple cartridge body includes insertion end and the end that is oppositely arranged with insertion end, close to the end The density of the recess portion of setting is greater than the density of the recess portion close to insertion end setting.
Further, the recess portion is evenly distributed along the longitudinally.
Further, the depth of the recess portion is less than the recess portion along the width of the longitudinally.
The present invention also provides a kind of surgical instruments, exist including handle portion, the shaft member being arranged in handle portion, setting End effector on shaft member and the nail bin for being installed on the end effector, the nail bin are described in any one as above Nail bin.
The beneficial effects of the present invention are: the recess portion is recessed downwards to be formed from the upper surface of staple cartridge body, therefore will not make It obtains and is affected between staple cartridge body and anvil block for clamping, squeezing the spatial altitude of tissue, the recess portion is for accommodating human body Tissue, generated external force when avoiding tissue due to jaw member closure and be subjected to displacement so that sewing effect compared with It is good.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of nail bin of the invention;
Fig. 2 is the stereogram exploded view of nail bin shown in Fig. 1;
Fig. 3 is the structural schematic diagram of staple cartridge body shown in Fig. 2;
Fig. 4 is the enlarged drawing of circled portion shown in Fig. 3;
Fig. 5 is the structural schematic diagram of the staple cartridge body of other embodiments of the present invention.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings.
Term " first ", " second " be used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or Implicitly indicate the quantity of indicated technical characteristic." first " is defined as a result, the feature of " second " can be expressed or imply Ground includes at least one this feature.In the description of the present invention, the meaning of " plurality " is at least two, such as two, three etc., Unless otherwise specifically defined." several " are meant that at least one.
The embodiments described below with reference to the accompanying drawings are exemplary, it is intended to be used to explain the present invention, and cannot understand For limitation of the present invention.
Surgical instruments in the prior art includes handle portion, the shaft member being arranged in handle portion, is arranged in shaft group End effector on part and the nail bin (hereinafter referred to as nail bin) for surgical instruments for being installed on end effector.The surgery device Tool is suture instruments.The end effector includes the jaw member of a pair of of cooperation, jaw member for it is inserted into the patient simultaneously And to have it is to be cut and/or suture tissue position.A support in jaw member wherein accommodates at least two rows of seams The nail bin of dowel is at least transversely staggeredly arranged between two rows suturing nails, another support in jaw member has and nail bin In staple alignment nail shapes pit anvil block.When tissue (the following letter that jaw member clamping is cut and/or sutured Referred to as tissue or be sewn tissue) when, generated external force when due to jaw member closure, the tissue for often clamping jaw member It is subjected to displacement, to influence sewing effect.
As shown in Figures 1 to 4, the nail bin 100 includes the staple cartridge body 10 extended along longitudinally, is arranged in nail bin sheet Suturing nail 20, promotion suturing nail 20 in body 10 go out the nail-pushing part 30 followed closely, the pusher 40 that driving nail-pushing part 30 moves and fix Bracket 50 in 10 bottom of staple cartridge body.The staple cavity 16 of several receiving suturing nails 20 is provided in the staple cartridge body 10.Nail Storehouse ontology 10 includes upper surface 11 and lower surface 12, and staple cavity 16 is through the upper surface 11 and lower surface 12 of staple cartridge body 10.? When nail bin 10 does not use, it is covered with lid 60 on the nail bin 100, so as to prevent dust etc. from entering in nail bin 10.When When nail bin 10 to be installed on to end effector (not shown) of surgical instruments, need first to remove lid 60, then install.The nail bin Ontology 10 includes insertion end 101 and the end 102 being oppositely arranged with insertion end 101.Insertion end 101 is distal end, staple cartridge body 10 Insertion end 101 where side be distal side, end 102 is proximal end, and the side where the end 102 of staple cartridge body 10 is close Side.Distally, the definition in distal side, proximal end, nearside is suitable for the other components and structure of nail bin 100.
The staple cartridge body 10 offers cutter slit 13 along longitudinally, and cutter slit 13 slides inside to cut for cutter Tissue.Staple cartridge body 10 is separated into the first side 14 and the second side 15 by cutter slit 13, the staple cavity 16 of the first side 14 with The staple cavity 16 of second side 15 is symmetrical arranged.First side 14 is identical as the structure of the second side 15, below only to the first side Portion 14 is described in detail.
First side 14 includes the staple cavity 16 that three rows are parallel to each other, and every row's staple cavity 16 is prolonged along longitudinally It stretches, three row's staple cavities 16 are followed successively by first row staple cavity 161, second row staple cavity along the transverse direction perpendicular to longitudinally 162, third arranges staple cavity 163, and the row's staple cavity 16 for defining close cutter slit 13 is first row staple cavity 161.Adjacent two rows Staple cavity 16 shifts to install in transverse direction.First side 14 is equipped with from the several recessed of its upper surface 11 recess formation downwards Portion 17.The recess portion 17 is sewn tissue for taking in.Since from upper surface 11, recess is formed recess portion 17 downwards, relative to not setting It sets recess portion 17 or is provided projectingly the situation of anti-slip part from upper surface 11, the presence of recess portion 17 will not make the nail bin sheet of nail bin 100 It is sewn the spatial altitude of tissue for clamping, squeezing between body 10 and anvil block (not shown) and is affected, and at recess portion 17 Spatial altitude will increase, to avoid jaw member when positioning is sewn tissue, due to above-mentioned spatial altitude reduction and So that nail bin 100 weighs wounded with anvil block tissue is sewn.Due to jaw member closure by anvil block relative to nail bin 100 pivot and It realizes, if the pivot of anvil block is advocated to what the tissue between anvil block and nail bin 100 was applied along the power of longitudinally, on The power stated along longitudinally makes tissue have the trend slid along longitudinally, therefore prevention tissue is along longitudinally sliding It is necessary.The recess portion 17 extends laterally to the side of the first side 14 from cutter slit 13, and sequentially passes through first row staple cavity The two neighboring staple cavity in one of staple cavity (i.e. recess portion 17 is intersected with staple cavity), second row staple cavity 162 in 161 Between compartment and third row staple cavity 163 in one of staple cavity (i.e. recess portion 17 is intersected with staple cavity).When recessed When 17 off-seam nail cavity 16 of portion is closer, recess portion 17 is more significant to the inhibition of the tissue at staple cavity 16, can preferably by The tissue positioning being clipped at stitch points, keeps the tissue of suture more smooth.Therefore, the present invention in recess portion 17 be arranged to as far as possible More staple cavities 16 is close, makes sewing effect more preferably.In the present embodiment, several recess portions 17 are evenly distributed in institute in transverse direction State the upper surface 11 of the first side 14.
The nail bin 100 is installed in the jaw member, and the staple cartridge body 10 includes insertion end 101 and and insertion end 101 ends 102 being oppositely arranged, defining the insertion end 101 is to initially enter one end of patient's body, 102 phase of end For the insertion end 101 closer to the pivotal axis of the jaw member.When jaw member closure, it is closed by jaw member When generated extruding force so that organizing mobile to 101 direction of insertion end of staple cartridge body 10.The inner wall of recess portion 17 includes one A guiding face 172, guiding face 172 are inclined-plane.Recess portion 17 further includes the blocking surface positioned at the side of its relatively close insertion end 101 171, blocking surface 171 is vertical plane.Guiding face 172 is oppositely arranged with blocking surface 171.Recess portion 17 further comprises connection blocking surface 171 with the bottom surface 173 of guiding face 172.That is the inner wall of recess portion 17 includes the vertical plane 171 being oppositely arranged and inclined-plane 172 and connects Connect the horizontal bottom 173 of vertical plane 171 Yu inclined-plane 172.Inclined-plane 172 is relative to vertical plane 171 closer to end 102.It is described perpendicular Directly refer to: the plane where vertical plane 171 is parallel with transverse direction, and the plane is perpendicular to longitudinally.The inclined-plane 172 is parallel with transverse direction, and inclined-plane 172 oliquely downward extends from upper surface 11 and is gradually distance from upper surface 11, and described The direction of extension forms acute angle with from end 102 towards the direction of insertion end 101.When jaw member closure, close to nail bin sheet Tissue at 10 end 102 of body is more first squeezed power relative to tissue at close insertion end 101, also, somewhere tissue is opposite The part of adjacent end 102 is more first squeezed power compared to the part of relative proximity insertion end 101.Therefore, the inclined-plane 172 A guiding function is played to tissue is sewn, tissue will be sewn and be guided into recess portion 17, vertical plane 171 is right on longitudinally It is sewn tissue and plays barrier effect, avoid tissue to 101 direction longitudinal sliding motion of insertion end.Width of the recess portion 17 along longitudinally It is 0.5 millimeter~2 millimeters, is conducive to take tissue in, tissue is avoided to be detached from recess portion 17.The depth of recess portion 17 is less than recess portion 17 along vertical The width of length direction is conducive to group and is woven between suture knots Shu Houcong nail bin 100 and anvil block detach.
As shown in figure 5, in other embodiments, it, can in order to keep the antiskid effect of 10 ' upper surface 11 ' of staple cartridge body more preferable To be set as follows several recess portions 17 ': the density close to the recess portion 17 ' at 10 ' end 102 ' of staple cartridge body place is greater than close to nail The density of the recess portion 17 ' at 10 ' insertion end 101 ' of storehouse ontology place.When jaw member closure, close to 10 ' end 102 ' of staple cartridge body The tissue at place is first subjected to generated extruding force when jaw member closure, therefore, close to 10 ' end 102 ' of staple cartridge body place Organize the extruding force being subject to larger relative to the extruding force being subject to close to the tissue at 10 ' insertion end 101 ' of staple cartridge body place.Therefore, The density for the recess portion 17 ' located by proximal end 102 ' is greater than the density for the recess portion 17 ' located close to insertion end 101 ', can preferably prevent It organizes mobile to the 101 ' direction of insertion end of staple cartridge body 10 '.The density refers to: along the unit length distance of longitudinally 17 ' quantity of recess portion.Unmentioned technical characteristic is identical as a upper embodiment in the present embodiment.
In conclusion several recess portions 17 of the invention are laterally extended and are parallel to each other in the upper surface of staple cartridge body 10 11, The recess portion 17 is sewn tissue for accommodating, and prevents from being sewn group being woven in 10 top longitudinal sliding motion of staple cartridge body;The recess portion 17 inner wall is provided with a guiding face 172, is sewn tissue convenient for guiding and enters recess portion 17.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned Embodiment is changed, modifies, replacement and variant, and the technical solution after above-mentioned change, modification, replacement and modification is in the present invention Protection scope in.

Claims (12)

1. a kind of nail bin for surgical instruments, including the staple cartridge body extended along longitudinally, the staple cartridge body is provided with Staple cavity through its upper surface and lower surface, it is characterised in that: the staple cartridge body is additionally provided with downward from the upper surface Be recessed the recess portion formed, and the recess portion extends along the transverse direction perpendicular to the longitudinally, and the recess portion is for taking people in Body tissue, the inner wall of the recess portion include at least one guiding face.
2. the nail bin according to claim 1 for surgical instruments, it is characterised in that: the staple cartridge body is along the lengthwise Direction offers cutter slit, and the recess portion extends to the cutter slit along the transverse direction from the side of the staple cartridge body.
3. according to claim 1,2 described in any item nail bins for surgical instruments, it is characterised in that: the recess portion is described in Transverse direction is intersected with staple cavity described at least one.
4. the nail bin according to claim 1 for surgical instruments, it is characterised in that: the staple cartridge body includes insertion end And the end being oppositely arranged with insertion end;The recess portion includes the blocking surface positioned at the side of its relatively close insertion end.
5. the nail bin according to claim 4 for surgical instruments, it is characterised in that: the blocking surface is vertical plane.
6. the nail bin according to claim 4 for surgical instruments, it is characterised in that: the guiding face and the blocking surface It is oppositely arranged.
7. the nail bin according to claim 6 for surgical instruments, it is characterised in that: the recess portion further comprises connection The bottom surface of the blocking surface and the guiding face.
8. the nail bin according to claim 1 for surgical instruments, it is characterised in that: the guiding face is inclined-plane.
9. the nail bin according to claim 1 for surgical instruments, it is characterised in that: the staple cartridge body includes insertion end And the end being oppositely arranged with insertion end, it is greater than close to the density of the recess portion of end setting close to insertion end setting The density of recess portion.
10. the nail bin according to claim 1 for surgical instruments, it is characterised in that: the recess portion is along the lengthwise side To evenly distributed.
11. the nail bin according to claim 1 for surgical instruments, it is characterised in that: the depth of the recess portion is less than institute Recess portion is stated along the width of the longitudinally.
12. a kind of surgical instruments, including handle portion, the shaft member being arranged in handle portion, the end being arranged on shaft member Portion's actuator and the nail bin for being installed on the end effector, it is characterised in that: the nail bin is as appointed in claim 1-11 Nail bin described in meaning one.
CN201811356251.8A 2018-11-14 2018-11-14 A kind of nail bin and surgical instruments for surgical instruments Pending CN109692025A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811356251.8A CN109692025A (en) 2018-11-14 2018-11-14 A kind of nail bin and surgical instruments for surgical instruments

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811356251.8A CN109692025A (en) 2018-11-14 2018-11-14 A kind of nail bin and surgical instruments for surgical instruments

Publications (1)

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CN109692025A true CN109692025A (en) 2019-04-30

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111184547A (en) * 2018-11-14 2020-05-22 江苏风和医疗器材股份有限公司 Nail bin for surgical instrument and surgical instrument
CN116687485A (en) * 2023-08-07 2023-09-05 苏州英途康医疗科技有限公司 Staple cartridge assembly and surgical instrument therefor

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101756735A (en) * 2008-11-27 2010-06-30 苏州天臣国际医疗科技有限公司 Nail barn of linear type binding equipment
CN101797173A (en) * 2010-03-02 2010-08-11 瑞奇外科器械(北京)有限公司 Skidproof nail box of surgical linear cutting stapler
US20120234900A1 (en) * 2011-03-15 2012-09-20 Ethicon Endo-Surgery, Inc. Surgical staple cartridges with tissue tethers for manipulating divided tissue and methods of using same
WO2013036409A1 (en) * 2011-09-06 2013-03-14 Ethicon Endo-Surgery, Inc. Firing member displacement system for a stapling instrument
CN102973300A (en) * 2012-12-13 2013-03-20 常州市新能源吻合器总厂有限公司 Tissue clamping member of linear cutting anastomat and nail granary of tissue clamping member
CN203029299U (en) * 2012-12-13 2013-07-03 常州市新能源吻合器总厂有限公司 Tissue clamp piece of linear cutting anastomat and nail bin seat thereof
CN106344091A (en) * 2016-09-23 2017-01-25 普瑞斯星(常州)医疗器械有限公司 Staple cartridge assembly of disposable intracavity cutting and edge incising anastomat
CN108652695A (en) * 2017-03-31 2018-10-16 江苏风和医疗器材股份有限公司 Surgical instruments

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101756735A (en) * 2008-11-27 2010-06-30 苏州天臣国际医疗科技有限公司 Nail barn of linear type binding equipment
CN101797173A (en) * 2010-03-02 2010-08-11 瑞奇外科器械(北京)有限公司 Skidproof nail box of surgical linear cutting stapler
US20120234900A1 (en) * 2011-03-15 2012-09-20 Ethicon Endo-Surgery, Inc. Surgical staple cartridges with tissue tethers for manipulating divided tissue and methods of using same
WO2013036409A1 (en) * 2011-09-06 2013-03-14 Ethicon Endo-Surgery, Inc. Firing member displacement system for a stapling instrument
CN102973300A (en) * 2012-12-13 2013-03-20 常州市新能源吻合器总厂有限公司 Tissue clamping member of linear cutting anastomat and nail granary of tissue clamping member
CN203029299U (en) * 2012-12-13 2013-07-03 常州市新能源吻合器总厂有限公司 Tissue clamp piece of linear cutting anastomat and nail bin seat thereof
CN106344091A (en) * 2016-09-23 2017-01-25 普瑞斯星(常州)医疗器械有限公司 Staple cartridge assembly of disposable intracavity cutting and edge incising anastomat
CN108652695A (en) * 2017-03-31 2018-10-16 江苏风和医疗器材股份有限公司 Surgical instruments

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111184547A (en) * 2018-11-14 2020-05-22 江苏风和医疗器材股份有限公司 Nail bin for surgical instrument and surgical instrument
CN116687485A (en) * 2023-08-07 2023-09-05 苏州英途康医疗科技有限公司 Staple cartridge assembly and surgical instrument therefor
CN116687485B (en) * 2023-08-07 2023-11-17 苏州英途康医疗科技有限公司 Staple cartridge assembly and surgical instrument therefor

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Application publication date: 20190430