CN203749520U - Umbrella-shaped sealing gasket of puncture outfit - Google Patents
Umbrella-shaped sealing gasket of puncture outfit Download PDFInfo
- Publication number
- CN203749520U CN203749520U CN201420091317.6U CN201420091317U CN203749520U CN 203749520 U CN203749520 U CN 203749520U CN 201420091317 U CN201420091317 U CN 201420091317U CN 203749520 U CN203749520 U CN 203749520U
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- China
- Prior art keywords
- perforator
- passage
- seal
- umbrella
- sealing pad
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- 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 72
- 239000000463 material Substances 0.000 claims abstract description 4
- 241000283216 Phocidae Species 0.000 claims description 29
- 238000009434 installation Methods 0.000 claims description 25
- 230000007704 transition Effects 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 3
- 239000012528 membrane Substances 0.000 description 3
- 238000007912 intraperitoneal administration Methods 0.000 description 2
- 230000002787 reinforcement Effects 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
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Abstract
The utility model relates to an umbrella-shaped sealing gasket of a puncture outfit. The umbrella-shaped sealing gasket solves the problems that a sealing gasket of an existing puncture outfit is low in strength and the like. The umbrella-shaped sealing gasket comprises a conical sealing body made of flexible sheet materials. An installing skirt connected with the sealing body into a whole is arranged at the bottom end of the sealing body in the circumferential direction, and a plurality of installing holes are formed in the installing skirt. The umbrella-shaped sealing gasket is characterized in that the sealing body is provided with a fan-shaped notch extending towards the middle of the sealing body from the top end of the sealing body, the circle center of the fan-shaped notch coincides with the vertex of the sealing body, the middle of the lower end of the fan-shaped notch is provided with a bus channel extending to the bottom end of the sealing body, an opening is formed in the installing skirt, and the opening is in a horn shape with the large outer portion and the small inner portion. The umbrella-shaped sealing gasket has the advantages of being simple and reasonable in structure, convenient to install, high in strength, high in stability, not prone to being torn in the using process, not prone to disengaging from an installing base and good in sealing effect, and the air leakage phenomenon is not prone to occurrence.
Description
Technical field
This utility model belongs to technical field of medical instruments, especially relates to a kind of perforator umbrella sealing pad.
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 with scalpel, cut epiderm skin, 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, need on the mount pad in sleeve assembly, the sealing gasket that a plurality of braiding shapes distribute be set, during use, apparatus is through the black box center being comprised of a plurality of sealing gaskets, thereby reach the effect of sealing.But the sealing gasket of the perforator sleeve assembly often having exists many deficiencies, for example, install firmly not, in use, due to the passing by force of apparatus, sealing gasket is easily torn, and easily from mount pad, departs from, and sealing is poor, and gas leak phenomenon easily occurs.
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 multi-functional outer sealing device [application number: 201310204885.2] that is exclusively used in medical operating perforator, comprise upper press cover, lower cover, base, supporting seat, footstock, sealing membrane modules, support chip assembly and sealing gasket assembly, upper press cover and lower cover are fixed, sealing membrane modules is arranged between base and supporting seat, support chip assembly is arranged between supporting seat and sealing gasket assembly, and sealing gasket assembly is arranged between support chip assembly and footstock; Base, supporting seat, footstock, sealing membrane modules, support chip assembly and sealing gasket assembly are arranged in upper press cover and lower cover, and sealing gasket assembly and lower cover are fixed.
Such scheme has solved the poor problem of sealing gasket sealing effectiveness in existing perforator to a certain extent, but this scheme still exists: inconvenience is installed, and structural strength is low, in use passing by force due to apparatus, sealing gasket is easily torn, easily from problems such as mount pad depart from.
Summary of the invention
The purpose of this utility model is for the problems referred to above, provides a kind of simple in structure, easy for installation, the perforator umbrella sealing pad that intensity is high.
For achieving the above object, this utility model has adopted following technical proposal: this perforator umbrella sealing pad, comprise by flexible sheet material and make and be conical seal, described seal bottom is circumferentially with and the be connected as a single entity installation shirt rim of formula of seal, described installation shirt rim is provided with some installing holes, it is characterized in that, described seal is provided with self sealss body top and overlaps with seal summit to the sector notch of seal middle part extension and the center of circle of sector notch, described middle part, sector notch lower end is provided with the busbar channel that extends to seal bottom and form opening in installation shirt rim, described opening is little tubaeform of outer imperial palace.In this structure, horn opening is convenient to the installation of sealing gasket, and sector notch extends to seal middle part the intensity that has guaranteed sealing gasket simultaneously, is difficult for being torn during use.
In above-mentioned perforator umbrella sealing pad, described busbar channel comprises and is arranged on seal and the first passage being connected with sector notch, described first passage is tilted to lower setting, described first passage is connected with and is positioned at the straight channel of two ends, shirt rim being installed and being connected with first passage, described straight channel outer end is connected with and is splay enlarging passage, and the width of described enlarging passage becomes large gradually from one end to the other end being connected with straight channel.
In above-mentioned perforator umbrella sealing pad, the width of described first passage equates with the width of straight channel.
In above-mentioned perforator umbrella sealing pad, between described first passage and straight channel, form angle, and the size of described angle is 140 °-150 °.As preferably, the corner dimension is here 145 °.
In above-mentioned perforator umbrella sealing pad, the circumferential edge of described installation shirt rim and the outside that is positioned at installing hole are provided with at least one arc convex.Arc convex has the effect of reinforcement, and when apparatus is passed, sealing gasket is difficult for departing from from mount pad.
In above-mentioned perforator umbrella sealing pad, the quantity of described arc convex is one, and described arc convex is arranged on a side periphery of sector notch and is positioned at installation shirt rim away from the one side of seal.While making a plurality of sealing gasket stack, arc convex can circumferentially be uniformly distributed.
In above-mentioned perforator umbrella sealing pad, the height of described arc convex for install shirt rim the thick end 2-4 doubly, and described arc convex with shirt rim be installed be connected as a single entity structure.Guaranteed that arc convex has enough intensity.
In above-mentioned perforator umbrella sealing pad, described sector notch both sides are respectively equipped with curved portions, and are provided with arc-shaped transition portion between described sector notch and first passage.
In above-mentioned perforator umbrella sealing pad, the size of central angle that described sector notch is projected in the fan-shaped projection of conical bottom surface is 140 °-150 °.As preferably, the size of the central angle is here 145 °, has guaranteed sealing effectiveness when a plurality of sealing gaskets circumferentially arrange.
In above-mentioned perforator umbrella sealing pad, described installing hole comprises some installation macropores and aperture is installed, and described installation macropore with the aperture setting that is interspersed is one by one installed.
Compared with prior art, the advantage of this perforator umbrella sealing pad is: simple and reasonable, easy for installation, intensity is high, and stability is strong, is in use difficult for tearing, and is difficult for departing from from mount pad, and good sealing effect, is difficult for occurring gas leak phenomenon.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is side view of the present utility model.
Fig. 3 is the structural representation at another visual angle of this utility model.
In figure, seal 1, installation shirt rim 2, installing hole 21, installation macropore 211, installation aperture 212, arc convex 22, sector notch 3, curved portions 31, arc-shaped transition portion 32, busbar channel 4, opening 4a, first passage 41, straight channel 42, enlarging passage 43, angle α, central angle β.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in more detail.
As Figure 1-3, this perforator umbrella sealing pad, comprise by flexible sheet material and make and be conical seal 1, seal 1 bottom is circumferentially with and the be connected as a single entity installation shirt rim 2 of formula of seal 1, shirt rim 2 is installed and is provided with some installing holes 21, seal 1 is provided with self sealss body 1 top and overlaps with seal 1 summit to the sector notch 3 of seal 1 middle part extension and the center of circle of sector notch 3, sector notch 3 middle parts, lower end are provided with the busbar channel 4 that extends to seal 1 bottom and form opening 4a in installation shirt rim 2, opening 4a is little tubaeform of outer imperial palace, in this structure, horn opening 4a is convenient to the installation of sealing gasket, sector notch 3 extends to seal 1 middle part the intensity that has guaranteed sealing gasket simultaneously, during use, be difficult for being torn.
Busbar channel 4 in the present embodiment comprises and is arranged on seal 1 and the first passage 41 being connected with sector notch 3, first passage 41 is tilted to lower setting, first passage 41 is connected with and is positioned at the straight channel 42 of 2 two ends, shirt rim being installed and being connected with first passage 41, straight channel 42 outer ends are connected with and are splay enlarging passage 43, and the width of enlarging passage 43 becomes large gradually from one end to the other end being connected with straight channel 42.Further, the width of first passage 41 equates with the width of straight channel 42.Between first passage 41 and straight channel 42, form angle α, and the size of angle α is 140 °-150 °, as preferably, the angle α size is here 145 °.
In addition, the outside of the circumferential edge of shirt rim 2 being installed and being positioned at installing hole 21 is provided with at least one arc convex 22, and arc convex 22 has the effect of reinforcement, and when apparatus is passed, sealing gasket is difficult for departing from from mount pad.The quantity of the arc convex 22 is here one, and arc convex 22 to be arranged on a side of sector notch 3 peripheral and be positioned at and shirt rim 2 be installed away from the one side of seal 1, while making a plurality of sealing gaskets stack, arc convex 22 can circumferentially be uniformly distributed.The height of arc convex 22 for install shirt rim 2 the thick end 2-4 doubly, and arc convex 22 is connected as a single entity structure with shirt rim 2 is installed, and guaranteed that like this arc convex 22 has enough intensity.
Preferably, sector notch 3 both sides are respectively equipped with curved portions 31, and are provided with arc-shaped transition portion 32 between sector notch 3 and first passage 41.The size of central angle β that sector notch 3 is projected in the fan-shaped projection of conical bottom surface is 140 °-150 °, and as preferably, the size of the central angle β is here 145 °, has guaranteed sealing effectiveness when a plurality of sealing gaskets circumferentially arrange.Installing hole 21 comprises some installation macropores 211 and aperture 212 is installed, and macropore 211 is installed and aperture 212 setting that is interspersed is one by one 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 modifications 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, installation shirt rim 2, installing hole 21 herein, macropore 211 has been installed, the terms such as aperture 212, arc convex 22, sector notch 3, curved portions 31, arc-shaped transition portion 32, busbar channel 4, opening 4a, first passage 41, straight channel 42, enlarging passage 43, angle α, central angle β be installed, do not got rid of the probability of using 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 (10)
1. a perforator umbrella sealing pad, comprise by flexible sheet material and make and be conical seal (1), described seal (1) bottom is circumferentially with and the be connected as a single entity installation shirt rim (2) of formula of seal (1), described installation shirt rim (2) is provided with some installing holes (21), it is characterized in that, described seal (1) is provided with self sealss body (1) top and overlaps with seal (1) summit to the sector notch (3) of seal (1) middle part extension and the center of circle of sector notch (3), middle part, described sector notch (3) lower end is provided with the busbar channel (4) that extends to seal (1) bottom and form opening (4a) in installation shirt rim (2), described opening (4a) is little tubaeform of outer imperial palace.
2. perforator umbrella sealing pad according to claim 1, it is characterized in that, described busbar channel (4) comprises and is arranged on the first passage (41) that seal (1) is upper and be connected with sector notch (3), described first passage (41) is tilted to lower setting, described first passage (41) is connected with and is positioned at the straight channel (42) of (2) two ends, shirt rim being installed and being connected with first passage (41), described straight channel (42) outer end is connected with and is splay enlarging passage (43), and the width of described enlarging passage (43) becomes large gradually from one end to the other end being connected with straight channel (42).
3. perforator umbrella sealing pad according to claim 2, is characterized in that, the width of described first passage (41) equates with the width of straight channel (42).
4. perforator umbrella sealing pad according to claim 2, is characterized in that, between described first passage (41) and straight channel (42), forms angle (α), and the size of described angle (α) is 140 °-150 °.
5. according to the perforator umbrella sealing pad described in claim 1 or 2 or 3 or 4, it is characterized in that, the circumferential edge of described installation shirt rim (2) and the outside that is positioned at installing hole (21) are provided with at least one arc convex (22).
6. perforator umbrella sealing pad according to claim 5, it is characterized in that, the quantity of described arc convex (22) is one, and described arc convex (22) is arranged on a side periphery of sector notch (3) and is positioned at installation shirt rim (2) away from the one side of seal (1).
7. perforator umbrella sealing pad according to claim 6, is characterized in that, the height of described arc convex (22) for install shirt rim (2) the thick end 2-4 doubly, and described arc convex (22) with shirt rim (2) be installed be connected as a single entity structure.
8. perforator umbrella sealing pad according to claim 2, is characterized in that, described sector notch (3) both sides are respectively equipped with curved portions (31), and is provided with arc-shaped transition portion (32) between described sector notch (3) and first passage (41).
9. perforator umbrella sealing pad according to claim 8, is characterized in that, the size that described sector notch (3) is projected in the central angle (β) of the fan-shaped projection of conical bottom surface is 140 °-150 °.
10. perforator umbrella sealing pad according to claim 1, it is characterized in that, described installing hole (21) comprises some installation macropores (211) and aperture (212) is installed, and described installation macropore (211) with aperture (212) setting that is interspersed is one by one installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420091317.6U CN203749520U (en) | 2014-03-01 | 2014-03-01 | Umbrella-shaped sealing gasket of puncture outfit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420091317.6U CN203749520U (en) | 2014-03-01 | 2014-03-01 | Umbrella-shaped sealing gasket of puncture outfit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203749520U true CN203749520U (en) | 2014-08-06 |
Family
ID=51244829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420091317.6U Expired - Lifetime CN203749520U (en) | 2014-03-01 | 2014-03-01 | Umbrella-shaped sealing gasket of puncture outfit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203749520U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
-
2014
- 2014-03-01 CN CN201420091317.6U patent/CN203749520U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 | ||
| C56 | Change in the name or address of the patentee | ||
| 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 Tonglu, Zhejiang Province Economic Development Zone, Tonglu, Meilin Road, No. 298, No. Patentee before: HANGZHOU KANGJI MEDICAL INSTRUMENT Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |
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: Tonglu Chunjiang Road Economic Development Zone, Hangzhou City, Zhejiang Province, No. 1668 311500 Patentee before: HANGZHOU KANGJI MEDICAL INSTRUMENT Co.,Ltd. |
|
| CP01 | Change in the name or title 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. |
|
| CP02 | Change in the address of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140806 |
|
| CX01 | Expiry of patent term |