CN107334516A - Sealing shroud and there is its puncture outfit - Google Patents

Sealing shroud and there is its puncture outfit Download PDF

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Publication number
CN107334516A
CN107334516A CN201611270598.1A CN201611270598A CN107334516A CN 107334516 A CN107334516 A CN 107334516A CN 201611270598 A CN201611270598 A CN 201611270598A CN 107334516 A CN107334516 A CN 107334516A
Authority
CN
China
Prior art keywords
sealing
sealing shroud
sealed cylinder
flap
flaps
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
CN201611270598.1A
Other languages
Chinese (zh)
Inventor
孙宝峰
马猛
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 CN201611270598.1A priority Critical patent/CN107334516A/en
Publication of CN107334516A publication Critical patent/CN107334516A/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
    • A61B17/34Trocars; Puncturing needles
    • A61B17/3417Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/00234Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/34Trocars; Puncturing needles
    • A61B17/3462Trocars; Puncturing needles with means for changing the diameter or the orientation of the entrance port of the cannula, e.g. for use with different-sized instruments, reduction ports, adapter seals
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/34Trocars; Puncturing needles
    • A61B17/3417Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
    • A61B2017/3419Sealing means between cannula and body
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/34Trocars; Puncturing needles
    • A61B17/3417Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
    • A61B17/3421Cannulas
    • A61B2017/3445Cannulas used as instrument channel for multiple instruments

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

Abstract

The present invention discloses a kind of sealing shroud and has its puncture outfit, wherein, sealing shroud includes:Seal body and installation chimb;Seal body includes:Sealed cylinder and some sealing flaps, sealed cylinder has upper end open and lower ending opening, installation chimb is located at the upper end open of sealed cylinder, the upper end of some sealing flaps is connected with the edge of the lower ending opening of sealed cylinder, the lower edge of some sealing flaps is abutted or separated so that the lower ending opening of sealed cylinder is selectively opened or closes;Any sealing flap has top surface and bottom surface, and bottom surface offers auxiliary closed slots.The sealing shroud of the present invention is advantageous to puncture the closure of sealing flap after core bar, stapler or other operating theater instruments are extracted by opening up auxiliary closed slots in the bottom surface of sealing flap;In addition, the sealing shroud of the present invention overcomes the problem of installation chimb limitation sealing flap freely closes, improves the sealing of sealing shroud by setting isolation channel on the lateral surface of sealed cylinder.

Description

Sealing shroud and there is its puncture outfit
Technical field
The present invention relates to technical field of medical instruments, wearing in particular to a kind of sealing shroud and with the sealing shroud Pierce device.
Background technology
Checked in abdominal cavity, in abdominal operation and other minimally invasive or surgical operations, puncture outfit is essential operating theater instruments. Puncture outfit can be established in the stomach wall of human body enters passage, (such as endoscope, to be cut for stapler or other operating theater instruments Knife, seal wire, conduit, filter, support etc.) enter passage intraperitoneal, and that gas disengaging is provided, with the gas needed for control operation Abdomen, to be checked or operation technique.The puncture outfit includes puncturing core bar and puncture cannula, and the puncture cannula forms institute State and enter passage.Seal assembly is provided with the puncture cannula, the seal assembly can avoid operating theater instruments from entering patient's abdomen Chamber and gas leakage occurs during to abdominal cavity of patients's aeration, the seal assembly includes sealing shroud and sealing gasket.
When invasive anastomat medical operating starts, doctor is general first to scratch a small otch in patient abdomen, then will wear Moved down while the small otch that the summit alignment of barbed end is scratched or so reciprocating rotation, puncture outfit makes puncture cannula pass through patient Belly cortex.After the completion of puncture, the puncture core bar of puncture outfit is extracted, so as to which puncture cannula enters patient's abdomen as operating theater instruments Chamber and the passage to abdominal cavity of patients's aeration.
As shown in figure 1, the sealing shroud 1 ' in the sealing device of existing puncture outfit includes:Seal body 10 ' and installation are convex Side 20 '.Wherein, the seal body 10 ' includes the potted component 11 ' to seal, and the potted component 11 ' is alternative Open or close.The sealing shroud 1 ' is installed in the puncture cannula by the installation chimb 20 ', the puncture cannula pressure The tight installation chimb 20 ', so as to realize that the fastening of the sealing shroud 1 ' is installed.
However, when being extracted in the passage that puncture core bar, stapler or other operating theater instruments are established from puncture outfit, by institute State installation chimb 20 ' to be compacted, in this way, based on the related effect between the seal body 10 ' and installation chimb 20 ', institute Installation chimb 20 ' is stated while be compacted, the closing motion of the potted component 11 ' of the seal body 10 ' will also be limited, such as This causes the potted component 11 ' can not recover to original state, and then tight closure.Further, since the sealing shroud 1 ' The elastic restoring force of potted component 11 ' is relatively small, is built when puncturing core bar, stapler or other operating theater instruments from puncture outfit When being extracted in vertical passage, further such that the potted component 11 ' can not tight closure.
Therefore, in view of the above-mentioned problems, being necessary to propose further solution.
The content of the invention
In view of the shortcomings of the prior art, the present invention is intended to provide a kind of sealing shroud and with the sealing shroud puncture outfit, with Overcome the deficiencies in the prior art.
For achieving the above object, the present invention provides a kind of sealing shroud, including:Seal body and installation chimb;
The seal body includes:Sealed cylinder and some sealing flaps, the sealed cylinder have upper end open with End opening, the installation chimb are located at the upper end open of the sealed cylinder, upper end and the sealing of some sealing flaps The edge of the lower ending opening of cylinder is connected, and the lower edge of some sealing flaps is abutted or separated so that described close The lower ending opening of sealed tube body is selectively opened or closes;Any sealing flap has top surface and bottom surface, and the bottom surface offers Aid in closed slots.
As the improvement of the sealing shroud of the present invention, the auxiliary closed slots extends to described close from the upper end of the sealing flap The lower end of sphragis.
As the improvement of the sealing shroud of the present invention, in any sealing flap, the auxiliary closed slots is located at the sealing The centre position of valve.
As the improvement of the sealing shroud of the present invention, the auxiliary closed slots is V-shaped groove.
As the improvement of the sealing shroud of the present invention, isolation channel, the isolation are provided with the lateral surface of the sealed cylinder Groove is circumferentially disposed along the lateral surface.
As the improvement of the sealing shroud of the present invention, the isolation channel is set along the circumferentially continuous of the lateral surface or interval Put.
As the improvement of the sealing shroud of the present invention, the installation chimb has top surface and bottom surface, and the isolation channel abuts institute The bottom surface for stating installation chimb is set.
As the improvement of the sealing shroud of the present invention, some bulge-structures are additionally provided with the lateral surface of the sealed cylinder.
As the improvement of the sealing shroud of the present invention, the quantity of the sealing flap is two, and two sealing flaps are symmetrical arranged.
As the improvement of the sealing shroud of the present invention, the quantity of the sealing flap is three, the lower end of three sealing flaps Edge can abut, and be in Y-shaped;Or the quantity of the sealing flap is four, the lower edge of four sealing flaps Cooperate, and in cross.
For achieving the above object, the present invention provides a kind of puncture outfit for including sealing shroud as described above, described to wear Piercing device includes puncturing core bar and puncture cannula, seal assembly is provided with the puncture cannula, the seal assembly includes described Sealing shroud.
Compared with prior art, the beneficial effects of the invention are as follows:The sealing shroud of the present invention passes through at the bottom of the sealing flap Face opens up auxiliary closed slots, is advantageous to puncture the closure of the sealing flap after core bar, stapler or other operating theater instruments are extracted;This Outside, sealing shroud of the invention overcomes installation chimb limitation sealing flap by setting isolation channel on the lateral surface of sealed cylinder The problem of freely closing, improve the sealing of sealing shroud.
Brief description of the drawings
Fig. 1 is the schematic perspective view of existing sealing shroud;
Fig. 2 is the schematic perspective view of an embodiment of the sealing shroud of the present invention;
Fig. 3 is the schematic perspective view of another angle of an embodiment of the sealing shroud of the present invention;
Fig. 4 is the schematic perspective view of another angle of an embodiment of the sealing shroud of the present invention;
Fig. 5 is the perspective exploded view of existing puncture cannula.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end Same or similar label represents same or similar element or the element with same or like function.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer ", " axle To ", " radial direction ", " circumference ", the orientation of the instruction such as " reciprocal " or position relationship be based on orientation shown in the drawings or position relationship, Be for only for ease of the description present invention and simplify description, rather than instruction or imply signified device or element must have it is specific Orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or Implicitly include at least one this feature.In the description of the invention, " multiple " be meant that at least two, such as two, three It is individual etc., unless otherwise specifically defined.
The embodiments described below with reference to the accompanying drawings are exemplary, it is intended to for explaining the present invention, without being understood that For limitation of the present invention.Each technical scheme of the present invention is described in detail with reference to specific embodiment.
As shown in Fig. 2 the sealing shroud 1 of the present invention includes:Seal body 10 and installation chimb 20.Wherein, the installation Chimb 20 is used to realize that installation of the sealing shroud 1 in puncture outfit is fixed.Specifically, installation chimb 20 is located at the outer of sealed cylinder 11 On side 112, install and be further opened with some mounting holes 21 on chimb 20.Preferably, it is along the lateral surface 112 to install chimb 20 Circumferentially continuous setting loop configuration.Seal body 10 is integrally formed with installation chimb 20, i.e. sealing shroud 1 is integral type knot Structure, the mode that is integrally formed can be injection etc..In another embodiment, seal body 10 is connected with installation chimb 20, The concrete mode of the connection is common mode in the art, is such as bonded, melts and engages.
Seal body 10 includes:Sealed cylinder 11 and some sealing flaps 12.Wherein, the insertion of sealed cylinder 11 is set, and Sealed cylinder 11 has upper end open and lower ending opening, and the upper end of some sealing flaps 12 is connected with the lower ending opening of sealed cylinder 11 Connect, the lower ending opening realizes selectively opened or closure by some sealing flaps 12.It is it should be noted that referred to herein " upper end " and " lower end " be using puncture outfit puncture core bar puncture direction as reference direction, i.e. by " upper end " sensing " under The direction at end " is the puncture direction for puncturing core bar.Similarly, following " on ", " under " using the puncture direction of the puncture core bar as Reference direction.In addition, the puncture direction for puncturing core bar refers to, the direction pointed by the tip for puncturing core bar.
Specifically, when insertion punctures core bar, stapler or during other operating theater instruments, puncture core bar, stapler or other Under the active force that operating theater instruments applies, some sealing flaps 12 are separated from each other, and so as to which lower ending opening is opened, puncture cannula is internally formed The passage for being available for gas to circulate.Now, the lower edge of some sealing flaps 12 punctures core bar, stapler or other operations with insertion Apparatus is fitted close, and is sealed.Puncture core bar, stapler or during other operating theater instruments when extracting, puncture core bar, stapler or The active force that other operating theater instruments apply disappears, and some sealing flaps 12 are under natural resiliency restoring force and the effect of gas shock power Automatic closure.Now, the lower edge of some sealing flaps 12 cooperates, and the lower ending opening of sealed cylinder 11 is by some close Sphragis 12 is closed, and the air-flow of some top and bottom of sealing flap 12 can not circulate, so as to realize between human abdominal cavity and external environment condition Sealing.
As shown in figure 3, further, in above-mentioned embodiment, for the ease of the automatic closure of some sealing flaps 12, and shape Into good sealing, isolation channel 110 is additionally provided with the lateral surface 112 of the sealed cylinder 11, the isolation channel 110 is along described Lateral surface 112 is circumferentially disposed.Specifically, the isolation channel 110 along the circumferentially continuous of the lateral surface 112 or is arranged at intervals; Preferably, circumferentially continuous setting of the isolation channel 110 along the lateral surface 112.
Due to the related effect between the sealed cylinder 11 and installation chimb 20, so as to be pacified in installation chimb 20 While dress compresses, the motion for the sealing flap 12 being connected with the sealed cylinder 11 will also be limited.So as to by setting The isolation channel 110 is put, is advantageous to release the limitation that the installation chimb 20 moves the sealing flap 12, if so as to be advantageous to The automatic closure of dry seal valve 12, improve the sealing of sealing shroud.In order that obtaining the isolation channel 110 has preferably isolation Effect, the installation chimb 20 have top surface and bottom surface, and the isolation channel 110 is set against the bottom surface of the installation chimb 20.
The shape of the isolation channel 110 can carry out adaptability design as needed, for example, the section of the isolation channel 110 Shape can be U-lag, V-shaped groove, rectangular channel etc., and the sealing flap 12 is moved as long as the installation chimb 20 can be released The isolation moat structure of limitation, belong to the technical scheme that obtains under the inventive concept enlightenment of the present invention, belong to the present invention every From the alternate embodiments of groove.
As shown in figure 4, further, some bulge-structures are additionally provided with the lateral surface 112 of the sealed cylinder 11 111, some bulge-structures 111 are located at the lower section of the isolation channel 110.When the sealing shroud 1 of the present invention is installed on puncture set When in pipe, some bulge-structures 111 lean with the puncture cannula, by the two against the puncture cannula pair Some bulge-structures 111 act power, and the active force that some bulge-structures 111 are subject to is transferred to described close On sealed tube body 11.So as to which under the drive for the active force being subject to, the sealed cylinder 11 is further driven to some sealing flaps 12 are closed.
As shown in figure 5, as a kind of embodiment, the puncture cannula 2 includes socket case 201 and is connected to described Pipe sheath 202 in socket case 201, wherein, end cap 203, described sleeve pipe housing 201 are additionally provided with described sleeve pipe housing 201 It is connected with the end cap 203 by the convex tendon 211 inside described sleeve pipe housing 201.The 202 hollow setting of pipe sheath, The pipe sheath 202 is connected with described sleeve pipe housing 201.The sealing shroud 1 of the present invention is installed on inside described sleeve pipe housing 201, In order that obtaining the bulge-structure 111 of the sealing shroud 1 can be adapted with the interior shape of described sleeve pipe housing 201, it is described any The side profile of the bulge-structure 111 is M shapes, and M shapes bulge-structure 111 leans with the convex tendon 211, the convex tendon 211 are partially housed in the depression of the M shapes bulge-structure 111.Meanwhile M shapes bulge-structure 111 be also beneficial to avoid with it is described Mounting hole 21 interferes.
It is as shown in figure 4, in addition, described some close after core bar, stapler or other operating theater instruments are extracted for the ease of puncturing The automatic closure of sphragis 12, it is further opened with the sealing flap 12 of sealing shroud 1 of the invention aiding in closed slots 121.Specifically, it is any Sealing flap 12 has top surface and bottom surface, and the bottom surface of sealing flap 12 offers auxiliary closed slots 121, aids in closed slots 121 from place The upper end of the bottom surface of sealing flap 12 extends to the lower end of the sealing flap.Closed slots 121 is aided in by setting, increases sealing flap 12 The area of bottom surface, in this way, when puncturing core bar, stapler or the extraction of other operating theater instruments, the gas energy of perfusion in abdominal cavity of patients Enough bottom surfaces with sealing flap 12 fully act on so that sealing flap 12 can close automatically, and form good sealing, be effectively ensured The sealing for the passage that puncture cannula is formed, avoids the generation of leakage problem.
Further, because auxiliary closed slots 121 is hollowly arranged on the bottom surface of sealing flap 12, sealing flap 12 is being recovered During to closure state, auxiliary closed slots 121 can produce the elastic restoring force of indent, so as to aid in the sealing flap 12 Closure.In order that it can be that sealing flap 12 provide elastic restoring force symmetrically, auxiliary closure that must aid in closed slots 121 Groove 121 is located at the centre position of sealing flap 12, and preferably, auxiliary closed slots 12 is V-shaped groove.
The quantity of sealing flap 12 can be two, three, four, may also set up greater number of sealing flap as needed 12.When sealing flap 12 is two, two sealing flaps 12 are symmetrical arranged.Alternately, the quantity of the sealing flap 12 is three When, the lower edge of three sealing flaps 12 cooperates, and the lower edge of three sealing flaps 12 is in Y-shaped.Alternately, institute When the quantity for stating sealing flap 12 is four, the lower edge of four sealing flaps 12 cooperates, and the lower end of four sealing flaps 12 Edge is in cross.It should be noted that in other embodiments, the quantity of sealing flap 12 can be arranged to big as needed In four, the quantity of sealing flap 12 and be connected with each other mode and can also be varied as desired in, active force when can meeting puncture and Sealing, herein without illustrating.
Based on sealing shroud 1 as described above, the present invention also provides a kind of puncture outfit, the puncture outfit include puncturing core bar and Puncture cannula, the puncture core bar are pluggable in the puncture cannula.The puncture cannula forms human abdominal cavity and outside Between passage, the puncture cannula may be guided from the otch of human abdomen insertion human abdominal cavity in the core bar that punctures.It is described to wear Seal assembly is provided with thorn sleeve pipe, the seal assembly includes sealing shroud 1 as described above.
In summary, sealing shroud 1 of the invention is by opening up auxiliary closed slots 121 in the bottom surface of the sealing flap, favorably The closure of the sealing flap 12 after puncturing core bar, stapler or other operating theater instruments and extracting;In addition, the sealing shroud 1 of the present invention By setting isolation channel 110 on the lateral surface 112 of sealed cylinder 11, overcome the installation limitation of chimb 20 sealing flap 12 and freely close The problem of conjunction, improve the sealing of sealing shroud 1.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc. Term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally;Can be that machinery connects Connect or electrically connect;Can be joined directly together, can also be indirectly connected by intermediary, can be in two elements The connection in portion or the interaction relationship of two elements, limited unless otherwise clear and definite.For one of ordinary skill in the art For, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature can be with "above" or "below" second feature It is that the first and second features directly contact, or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists Second feature " on ", " top " and " above " but fisrt feature are directly over second feature or oblique upper, or be merely representative of Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height and is less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description Point is contained at least one embodiment or example of the present invention.In this manual, to the schematic representation of above-mentioned term not Identical embodiment or example must be directed to.Moreover, specific features, structure, material or the feature of description can be with office Combined in an appropriate manner in one or more embodiments or example.In addition, in the case of not conflicting, the skill of this area Art personnel can be tied the different embodiments or example and the feature of different embodiments or example described in this specification Close and combine.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned Embodiment is changed, changed, replacing and modification.

Claims (11)

1. a kind of sealing shroud, including:Seal body and installation chimb;It is characterized in that:
The seal body includes:There is upper end open and lower end to open for sealed cylinder and some sealing flaps, the sealed cylinder Mouthful, the installation chimb is located at the upper end open of the sealed cylinder, upper end and the sealed cylinder of some sealing flaps The edge of lower ending opening be connected, the lower edge of some sealing flaps is abutted or separated so that the sealing drum The lower ending opening of body is selectively opened or closes;Any sealing flap has top surface and bottom surface, and the bottom surface offers auxiliary Closed slots.
2. sealing shroud according to claim 1, it is characterised in that the auxiliary closed slots prolongs from the upper end of the sealing flap Extend the lower end of the sealing flap.
3. sealing shroud according to claim 1, it is characterised in that in any sealing flap, the auxiliary closed slots position In the centre position of the sealing flap.
4. the sealing shroud according to claim 1 or 3, it is characterised in that the auxiliary closed slots is V-shaped groove.
5. sealing shroud according to claim 1, it is characterised in that isolation is provided with the lateral surface of the sealed cylinder Groove, the isolation channel are circumferentially disposed along the lateral surface.
6. sealing shroud according to claim 5, it is characterised in that the isolation channel along the circumferentially continuous of the lateral surface or Person is arranged at intervals.
7. sealing shroud according to claim 5, it is characterised in that the installation chimb has a top surface and bottom surface, it is described every Set from groove against the bottom surface of the installation chimb.
8. sealing shroud according to claim 1, it is characterised in that be additionally provided with the lateral surface of the sealed cylinder some Bulge-structure.
9. sealing shroud according to claim 1, it is characterised in that the quantity of the sealing flap is two, two sealing flaps It is symmetrical arranged.
10. sealing shroud according to claim 1, it is characterised in that the quantity of the sealing flap is three, and three described close The lower edge of sphragis can abut, and be in Y-shaped;Or the quantity of the sealing flap is four, four sealing flaps Lower edge cooperate, and in cross.
11. a kind of puncture outfit of the sealing shroud including as described in 1 to 10 any one of power, it is characterised in that the puncture outfit includes Core bar and puncture cannula are punctured, is provided with seal assembly in the puncture cannula, the seal assembly includes the sealing shroud.
CN201611270598.1A 2016-12-30 2016-12-30 Sealing shroud and there is its puncture outfit Pending CN107334516A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611270598.1A CN107334516A (en) 2016-12-30 2016-12-30 Sealing shroud and there is its puncture outfit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611270598.1A CN107334516A (en) 2016-12-30 2016-12-30 Sealing shroud and there is its puncture outfit

Publications (1)

Publication Number Publication Date
CN107334516A true CN107334516A (en) 2017-11-10

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CN201611270598.1A Pending CN107334516A (en) 2016-12-30 2016-12-30 Sealing shroud and there is its puncture outfit

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106725763A (en) * 2016-12-30 2017-05-31 江苏风和医疗器材股份有限公司 Sealing shroud and the puncture outfit with it

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN200970257Y (en) * 2006-11-22 2007-11-07 申屠裕华 Disposable puncture device with protection
US20090076323A1 (en) * 2005-03-31 2009-03-19 Tyco Healthcare Group Lp Optical obturator
CN104095672A (en) * 2013-04-15 2014-10-15 广州迪克医疗器械有限公司 Universal sealing ring and puncture device
CN105209106A (en) * 2013-03-15 2015-12-30 直观外科手术操作公司 Sealing multiple surgical instruments
CN105982704A (en) * 2016-07-05 2016-10-05 江苏风和医疗器材有限公司 Seal cartridge and puncture outfit with same
CN105997205A (en) * 2016-08-02 2016-10-12 成都五义医疗科技有限公司 Puncture outfit sealing membrane comprising forward and reverse grooves, and assembly

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090076323A1 (en) * 2005-03-31 2009-03-19 Tyco Healthcare Group Lp Optical obturator
CN200970257Y (en) * 2006-11-22 2007-11-07 申屠裕华 Disposable puncture device with protection
CN105209106A (en) * 2013-03-15 2015-12-30 直观外科手术操作公司 Sealing multiple surgical instruments
CN104095672A (en) * 2013-04-15 2014-10-15 广州迪克医疗器械有限公司 Universal sealing ring and puncture device
CN105982704A (en) * 2016-07-05 2016-10-05 江苏风和医疗器材有限公司 Seal cartridge and puncture outfit with same
CN105997205A (en) * 2016-08-02 2016-10-12 成都五义医疗科技有限公司 Puncture outfit sealing membrane comprising forward and reverse grooves, and assembly

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106725763A (en) * 2016-12-30 2017-05-31 江苏风和医疗器材股份有限公司 Sealing shroud and the puncture outfit with it

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Application publication date: 20171110