CN203710098U - Sealing assembly for puncture sleeve of puncture outfit - Google Patents
Sealing assembly for puncture sleeve of puncture outfit Download PDFInfo
- Publication number
- CN203710098U CN203710098U CN201320894992.8U CN201320894992U CN203710098U CN 203710098 U CN203710098 U CN 203710098U CN 201320894992 U CN201320894992 U CN 201320894992U CN 203710098 U CN203710098 U CN 203710098U
- Authority
- CN
- China
- Prior art keywords
- mount pad
- black box
- arc convex
- sealing
- puncture sleeve
- 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.)
- Expired - Lifetime
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 58
- 238000009434 installation Methods 0.000 claims abstract description 19
- 241000283216 Phocidae Species 0.000 claims description 22
- 230000013011 mating Effects 0.000 claims description 16
- 230000000694 effects Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 208000034693 Laceration Diseases 0.000 description 2
- 238000007912 intraperitoneal administration Methods 0.000 description 2
- 210000002784 stomach Anatomy 0.000 description 2
- 210000000683 abdominal cavity Anatomy 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 238000009954 braiding Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000002324 minimally invasive surgery Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- Treatment Of Fiber Materials (AREA)
Abstract
The utility model relates to a sealing assembly for a puncture sleeve of a puncture outfit. The sealing assembly for the puncture sleeve of the puncture outfit solves the problems that sealing gaskets of an existing sealing assembly for the puncture sleeve of the puncture outfit are prone to disengaging and the like. The sealing assembly comprises an annular first mounting base and an annular second mounting base. A plurality of sealing gaskets which are arranged in a staggered and overlapped mode in the circumferential direction are arranged between the first mounting base and the second mounting base through a mounting structure. Each sealing gasket comprises a conical sealing body, wherein the sealing body is provided with a fan-shaped notch, the bottom end of the sealing body is provided with a circular arc-shaped mounting skirt edge which is located between the first mounting base and the second mounting base, the circumferential edge of the mounting skirt edge is provided with at least one arc-shaped protrusion, and the arc-shaped protrusions are evenly distributed between the first mounting base and the second mounting base in the circumferential direction. The sealing assembly has the advantages of being simple and reasonable in structure, firm in installation, convenient to install, high in stability, not prone to being torn in the using process, not prone to disengaging from the mounting bases, good in sealing effect and not prone to air leakage.
Description
Technical field
This utility model belongs to technical field of medical instruments, especially relates to a kind of black box of perforator puncture sleeve.
Background technology
In Wicresoft's medical-therapeutic treatment of human body operation, once find focus in body, need operation or excision, in operation process, what first need application is perforator, perforator is a kind ofly to pierce through stomach wall and for other operating theater instruments provide the operating theater instruments that enters body cavity passage, belong to a kind of Minimally Invasive Surgery apparatus.Perforator generally includes as the sleeve assembly of other operating theater instruments admission passages with through the puncturing lever in described sleeve assembly.First, for transdermal, first cut epiderm skin with scalpel, then utilize puncturing lever transdermal and enter body cavity together with sleeve assembly, then extract puncturing lever out, sleeve assembly just can be used as various apparatuses and instrument is introduced intraperitoneal and provide aeration to make stomach wall be elevated to the passage of organ top, intraperitoneal Leakage Gas when preventing that various apparatuses and instrument insert abdominal cavity in operation process, black box need to be set in sleeve assembly, common black box generally comprises mount pad, on mount pad, be provided with the sealing gasket that some braiding shapes distribute or circumferential misalignment stack arranges, when use, apparatus is through the black box center being made up of multiple sealing gaskets, thereby reach the effect of sealing.But the black box of existing perforator puncture sleeve exists many deficiencies, and for example, sealing effectiveness is poor, gas leak phenomenon easily occurs, and in use, due to the passing by force of apparatus, sealing gasket is easily torn, easily depart from from mount pad, sealing gasket is installed firm not, and sealing gasket is installed inconvenience.
The problem existing in order to solve prior art, people have carried out long-term exploration, have proposed solution miscellaneous.For example, Chinese patent literature discloses a kind of perforator [application number: 201320295945.1], and it comprises black box, and it comprises multiple elastic sealing elements of being located between a pair of ring; Each elastic sealing element comprises: be conical conical surface thinner wall section and the ring part that is connected to this conical surface thinner wall section bottom; Conical surface thinner wall section is provided with sector notch, and the top of this sector notch is the top of conical surface thinner wall section, and the ring part of each elastic sealing element builds up layer each other together, so that the conical surface thinner wall section of each elastic sealing element forms conical sealing member, and then make operating theater instruments and the sealing component sealing clearance fit through black box; The bottom of the conical surface thinner wall section of each elastic sealing element has the circumference of 300-340 °.
Such scheme has solved the poor problem of black box sealing effectiveness of existing perforator puncture sleeve to a certain extent, but this scheme still exists: in use passing by force due to apparatus, sealing gasket is easily torn, easily depart from from mount pad, sealing gasket is installed firm not, and the problems such as inconvenience are installed.
Summary of the invention
The purpose of this utility model is for the problems referred to above, provides a kind of simple in structure, good sealing effect, and sealing gasket is difficult for the black box of the perforator puncture sleeve that departs from mount pad.
For achieving the above object, this utility model has adopted following technical proposal: the black box of this perforator puncture sleeve, comprise ringwise the first mount pad and the second mount pad, between the first described mount pad and the second mount pad by mounting structure be provided with some circumferentially and the sealing gasket that arranges of staggered superposition, described sealing gasket comprises and is conical seal, described seal is provided with self sealss body top and extends to the sector notch of seal bottom, described seal bottom is circumferentially with between the first mount pad and the second mount pad and is and is the installation shirt rim of circular arc, it is characterized in that, the circumferential edge of described installation shirt rim is provided with at least one arc convex, and described arc convex is circumferentially uniformly set between the first mount pad and the second mount pad.
In this structure, arc convex is preferably arranged on the installation bottom of shirt rim and the quantity of sealing gasket is four, it is conical that thereby four sealing gasket staggered superposition and circumferentially arranging form, make arc convex be uniformly distributed setting, be convenient to the installation of sealing gasket, in the time that apparatus passes, shirt rim is installed simultaneously and is difficult for being torn, be difficult for departing between the first mount pad and the second mount pad.
In the black box of above-mentioned perforator puncture sleeve, described mounting structure comprises some the first erection columns on the first mount pad that are circumferentially evenly arranged on, the second described mount pad is provided with some and the first erection column, and the first mating holes and the first described erection column insert in the first mating holes one to one, the second described mount pad is provided with some the second erection columns that are circumferentially uniformly distributed setting and are crisscross arranged with the first erection column, the first described mount pad is provided with some and the second erection column, and the second mating holes and the second described erection column insert in the second mating holes one to one, on described installation shirt rim, be circumferentially with the installing hole that some confession the first erection columns and the second erection column pass.The first mount pad and the mutual tight fit of the second mount pad clamp installation shirt rim to be arranged between the first mount pad and the second mount pad.
In the black box of above-mentioned perforator puncture sleeve, described arc convex is arranged on the outside of installing hole.Prevent from use installing the marginal laceration of shirt rim.
In the black box of above-mentioned perforator puncture sleeve, the quantity of described arc convex is one, and described arc convex is arranged on middle part or any one end that shirt rim is installed.
In the black box of above-mentioned perforator puncture sleeve, the height of described arc convex be install shirt rim the thick end 2-4 doubly.Ensure that arc convex has enough intensity.
In the black box of above-mentioned perforator puncture sleeve, described arc convex is connected as a single entity structure with installation shirt rim.Further strengthen the structural strength of sealing pad.
In the black box of above-mentioned perforator puncture sleeve, the size that sector notch is projected in the central angle of the fan-shaped projection of conical bottom surface is 20 °-180 °.As preferably, the size of the central angle is here 60 °-140 °, has ensured sealing effectiveness when multiple sealing gaskets circumferentially arrange.
In the black box of above-mentioned perforator puncture sleeve, described seal is provided with enhancement Layer.This enhancement Layer can prevent that seal from use being punctured by apparatus.
Compared with prior art, the advantage of the black box of this perforator puncture sleeve is: simple and reasonable, install firmly, be convenient to install, stability is strong, is in use difficult for tearing, be difficult for departing from from mount pad, good sealing effect, is difficult for occurring gas leak phenomenon.
Brief description of the drawings
Fig. 1 is the structural representation of this utility model embodiment mono-.
Fig. 2 is the structural representation of sealing member in this utility model embodiment mono-.
Fig. 3 is the structural representation at another visual angle of sealing member in this utility model embodiment mono-.
Fig. 4 is the structural representation of sealing member in this utility model embodiment bis-.
In figure, seal 1, sector notch 11, enhancement Layer 12, installation shirt rim 2, installing hole 21, arc convex 22, the first mount pad 3, the first erection column 31, the second mating holes 32, the second mount pad 4, the first mating holes 41, the second erection column 42, sealing gasket 5, central angle alpha.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in more detail.
Embodiment mono-
As Figure 1-3, the black box of this perforator puncture sleeve, comprise ringwise the first mount pad 3 and the second mount pad 4, between the first mount pad 3 and the second mount pad 4 by mounting structure be provided with some circumferentially and the sealing gasket 5 that arranges of staggered superposition, sealing gasket 5 comprises and is conical seal 1, seal 1 is provided with self sealss body 1 top and extends to the sector notch 11 of seal 1 bottom, seal 1 bottom is circumferentially with between the first mount pad 3 and the second mount pad 4 and is the installation shirt rim 2 of circular arc, the circumferential edge that shirt rim 2 is installed is provided with at least one arc convex 22, and arc convex 22 is circumferentially uniformly set between the first mount pad 3 and the second mount pad 4, in this structure, the quantity that arc convex 22 is preferably arranged on the bottom of installation shirt rim 2 and the sealing gasket 5 is here four, it is conical that thereby four sealing gasket 5 staggered superposition and circumferentially arranging form, make arc convex 22 be uniformly distributed setting, be convenient to the installation of sealing gasket 5, in the time that apparatus passes, shirt rim 2 is installed is difficult for being torn simultaneously, be difficult for from departing between the first mount pad 3 and the second mount pad 4.
As preferably, mounting structure in the present embodiment comprises some the first erection columns 31 on the first mount pad 3 that are circumferentially evenly arranged on, the second mount pad 4 is provided with some and the first erection column 31, and the first mating holes 41 and the first erection column 31 insert in the first mating holes 41 one to one, the second mount pad 4 is provided with some the second erection columns 42 that are circumferentially uniformly distributed setting and are crisscross arranged with the first erection column 31, the first mount pad 3 is provided with some and the second erection column 42, and the second mating holes 32 and the second described erection column 42 insert in the second mating holes 32 one to one, on installation shirt rim 2, be circumferentially with the installing hole 21 that some confession the first erection columns 31 and the second erection column 42 pass, the first mount pad 3 and the mutual tight fit of the second mount pad 4 clamp installation shirt rim 2 to be arranged between the first mount pad 3 and the second mount pad 4.In order to prevent from use installing the marginal laceration of shirt rim 2, arc convex 22 is arranged on the outside of installing hole 21.
In addition, the quantity of the arc convex 22 is here one, and arc convex 22 is arranged on any one end of shirt rim 2 is installed, and in the time that the staggered stack of multiple sealing gaskets arranges, each arc convex 22 is circumferentially uniformly distributed setting.Further, in order to have ensured that arc convex 22 has enough intensity, the height of the arc convex 22 be here install shirt rim 2 the thick end 2-4 doubly.Arc convex 22 is connected as a single entity structure with shirt rim 2 is installed, and has further strengthened the structural strength of sealing pad.In addition, the size that sector notch 11 is projected in the central angle alpha of the fan-shaped projection of conical bottom surface is 20 °-180 °,, as preferably, the size of the central angle alpha is here 60 °-140 °, has ensured sealing effectiveness when multiple sealing gaskets circumferentially arrange.In order to prevent that seal from use being punctured by apparatus, seal 1 is provided with enhancement Layer 12.
Embodiment bis-
As shown in Figure 4, the structure of the present embodiment and principle and embodiment mono-are basic identical, and different place is, the arc convex here 22 in the present embodiment is arranged on the middle part that shirt rim 2 is installed.
Specific embodiment described herein is only to the explanation for example of this utility model spirit.This utility model person of ordinary skill in the field can make various amendments or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although more used seal 1, sector notch 11, enhancement Layer 12 herein, the terms such as shirt rim 2, installing hole 21, arc convex 22, the first mount pad 3, the first erection column 31, the second mating holes 32, the second mount pad 4, the first mating holes 41, the second erection column 42, sealing gasket 5, central angle alpha be installed, do not got rid of the probability that uses other term.Use these terms to be only used to describe more easily and explain essence of the present utility model; They are construed to any additional restriction is all contrary with this utility model spirit.
Claims (8)
1. the black box of a perforator puncture sleeve, comprise ringwise the first mount pad (3) and the second mount pad (4), between described the first mount pad (3) and the second mount pad (4) by mounting structure be provided with some circumferentially and the sealing gasket (5) that arranges of staggered superposition, described sealing gasket (5) comprises and is conical seal (1), described seal (1) is provided with self sealss body (1) top and extends to the sector notch (11) of seal (1) bottom, described seal (1) bottom is circumferentially with the installation shirt rim (2) that is positioned between the first mount pad (3) and the second mount pad (4) and is circular arc, it is characterized in that, the circumferential edge of described installation shirt rim (2) is provided with at least one arc convex (22), and described arc convex (22) is circumferentially uniformly set between the first mount pad (3) and the second mount pad (4).
2. the black box of perforator puncture sleeve according to claim 1, it is characterized in that, described mounting structure comprises some the first erection columns (31) that are circumferentially evenly arranged on the first mount pad (3), described the second mount pad (4) is provided with some and the first erection column (31), and the first mating holes (41) and described the first erection column (31) insert in the first mating holes (41) one to one, described the second mount pad (4) is provided with some the second erection columns (42) that are circumferentially uniformly distributed setting and are crisscross arranged with the first erection column (31), described the first mount pad (3) is provided with some and the second erection column (42), and the second mating holes (32) and described the second erection column (42) insert in the second mating holes (32) one to one, on described installation shirt rim (2), be circumferentially with the installing hole (21) that some confession the first erection columns (31) and the second erection column (42) pass.
3. the black box of perforator puncture sleeve according to claim 2, is characterized in that, described arc convex (22) is arranged on the outside of installing hole (21).
4. according to the black box of the perforator puncture sleeve described in claim 1 or 2 or 3, it is characterized in that, the quantity of described arc convex (22) is one, and described arc convex (22) is arranged on middle part or any one end that shirt rim (2) is installed.
5. the black box of perforator puncture sleeve according to claim 4, is characterized in that, the 2-4 that the height of described arc convex (22) is the thick end of installation shirt rim (2) doubly.
6. the black box of perforator puncture sleeve according to claim 4, is characterized in that, described arc convex (22) is connected as a single entity structure with installation shirt rim (2).
7. the black box of perforator puncture sleeve according to claim 1, is characterized in that, the size that described sector notch (11) is projected in the central angle (α) of the fan-shaped projection of conical bottom surface is 20 °-180 °.
8. the black box of perforator puncture sleeve according to claim 1, is characterized in that, described seal (1) is provided with enhancement Layer (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320894992.8U CN203710098U (en) | 2013-12-31 | 2013-12-31 | Sealing assembly for puncture sleeve of puncture outfit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320894992.8U CN203710098U (en) | 2013-12-31 | 2013-12-31 | Sealing assembly for puncture sleeve of puncture outfit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203710098U true CN203710098U (en) | 2014-07-16 |
Family
ID=51149305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320894992.8U Expired - Lifetime CN203710098U (en) | 2013-12-31 | 2013-12-31 | Sealing assembly for puncture sleeve of puncture outfit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203710098U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106037896A (en) * | 2016-07-05 | 2016-10-26 | 江苏风和医疗器材有限公司 | Sealing gasket, sealing assembly provided with same as well as puncturing device |
| CN108294809A (en) * | 2016-07-05 | 2018-07-20 | 江苏风和医疗器材股份有限公司 | Gasket and seal assembly and puncture outfit with it |
-
2013
- 2013-12-31 CN CN201320894992.8U patent/CN203710098U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106037896A (en) * | 2016-07-05 | 2016-10-26 | 江苏风和医疗器材有限公司 | Sealing gasket, sealing assembly provided with same as well as puncturing device |
| CN108294809A (en) * | 2016-07-05 | 2018-07-20 | 江苏风和医疗器材股份有限公司 | Gasket and seal assembly and puncture outfit with it |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 311500 Zhejiang province Chunjiang Hangzhou Tonglu Economic Development Zone East Road No. 1668 Patentee after: HANGZHOU KANGJI MEDICAL INSTRUMENT CO.,LTD. Address before: 311500 Tonglu, Zhejiang Province Economic Development Zone, Tonglu, Meilin Road, No. 298, No. Patentee before: HANGZHOU KANGJI MEDICAL INSTRUMENT Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Tonglu Chunjiang Road Economic Development Zone, Hangzhou City, Zhejiang Province, No. 1668 311500 Patentee after: HANGZHOU KANGJI MEDICAL INSTRUMENT Co.,Ltd. Address before: 311500 Zhejiang province Chunjiang Hangzhou Tonglu Economic Development Zone East Road No. 1668 Patentee before: HANGZHOU KANGJI MEDICAL INSTRUMENT Co.,Ltd. |
|
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: Tonglu County Tonglu Chunjiang Road Economic Development Zone, Hangzhou city of Zhejiang Province, No. 1668 311500 Patentee after: HANGZHOU KANGJI MEDICAL INSTRUMENT Co.,Ltd. Address before: Tonglu Chunjiang Road Economic Development Zone, Hangzhou City, Zhejiang Province, No. 1668 311500 Patentee before: HANGZHOU KANGJI MEDICAL INSTRUMENT Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140716 |