CN104709584A - Adjustable medical box with double bacterium blocking screens - Google Patents
Adjustable medical box with double bacterium blocking screens Download PDFInfo
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- CN104709584A CN104709584A CN201510091194.5A CN201510091194A CN104709584A CN 104709584 A CN104709584 A CN 104709584A CN 201510091194 A CN201510091194 A CN 201510091194A CN 104709584 A CN104709584 A CN 104709584A
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- circular protrusion
- resistance bacterium
- lid
- airtight
- extractor vent
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Abstract
The invention discloses an adjustable medical box with double bacterium blocking screens. The adjustable medical box comprises a box body and a box cover in tight connection with the box body. A first vent hole is formed in the box cover, a first annular protrusion and a bacterium blocking plate are arranged at the bottom of the box cover, the box cover and the bacterium blocking plate are assembled and connected, a second annular protrusion matched with the first annular protrusion is arranged on the upper surface of the bacterium blocking plate, and the first annular protrusion and the second annular protrusion are dislocated and meshed in a sleeved mode to form the first bacterium blocking screen; a closing assembly is arranged on the box cover and comprises a knob, a connecting shaft and an airtight piece, the airtight piece is provided with a second vent hole rotationally corresponding to the first vent hole, and the box cover and the closing assembly form the second bacterium blocking screen. The adjustable medical box with the double bacterium blocking screens has the advantages of being simple in structure, low in cost, long in service life, convenient to use and low in failure risk.
Description
Technical field
The present invention relates to medical apparatus technical field, specifically refer to the medical box of a kind of adjustable double resistance bacterium barrier.
Background technology
The object of multiplex medical instruments packaging is that after maintaining sterilizing, sterile instruments carries out depositing, transporting under aseptic conditions, and guarantees still to keep aseptic before use, so the quality of packaging is one of important step ensureing sterilizing article quality.
Hard packing system is mainly based on sterilization cassette, and sterilization cassette is reusable rigid containers, and housing is main material with aluminum alloy or corrosion-resistant steel; Mainly there is following resistance bacterium mode in the sterile barrier system of sterilization cassette, more conventional way plays the effect of resistance bacterium at air extractor vent coated with filter paper, and all need before this series products uses at every turn to carry out replacing filter paper, namely filter paper is single use, and use cost is high; Another kind adopts valve-type sterile barrier structure, and in the process of steam sterilizing, valve automatically can be opened under the effect of sterilization cassette external and internal pressure difference, realizes the exchange of steam and air; Using valve mechanism as resistance bacterium structure, because valve mechanism is mechanical device, after repeatedly using, there is the risk lost efficacy, and the comparison difficulty lost efficacy, level of application is not high yet.
Be directed to this, Chinese invention patent CN201420216790.2 and Chinese invention patent CN201420217174.9 discloses labyrinth type sterile system, form labyrinth type air communication channel carry out sterile barrier by arranging some first annular projections and the second annular projection at air extractor vent and tray interior space, without the need to filter paper, static resistance bacterium structure, is far longer than other sterilization method service life.But, also there is certain defect in actual use in this kind of mode, is exactly that air extractor vent and space outerpace are completely not isolated, in switching process, easily forms circulating air, and microbes is roundabout under gravity enters box body, increase the risk of sterile barrier thrashing.
Summary of the invention
The object of this invention is to provide the medical box of a kind of adjustable double resistance bacterium barrier, the basis of labyrinth type sterile barrier system sterilization cassette is carried out Optimal improvements and forms dual sterile barrier, have that structure is simple, with low cost, long service life, the feature that easy to use and failure risk is low.
The present invention can be achieved through the following technical solutions:
The invention discloses the medical box of a kind of adjustable double resistance bacterium barrier, comprise box body and the lid that be connected airtight with box body, described lid is provided with the first air extractor vent, the first circular protrusion and resistance bacterium dish is provided with bottom described lid, described lid and resistance bacterium dish assembly connection, resistance bacterium dish upper surface is provided with the second circular protrusion matched with the first circular protrusion, and described first circular protrusion and the dislocation of the second circular protrusion coincide and be mutually inserted in, and form first and heavily hinder bacterium barrier; Lid arranges closing assembly, and described closing assembly comprises knob, adapter shaft and airtight, described airtight has and rotates the second corresponding air extractor vent with the first air extractor vent, and described lid and closing assembly form second and heavily hinder bacterium barrier.Described second air extractor vent realizes the coincidence conducting of the first air extractor vent and the second air extractor vent or the first air extractor vent and the dislocation of the second air extractor vent by the rotation of knob and closes.In the use procedure of reality, when needs carry out high-temperature sterilization process, turn knobs, knob can drive airtight rotation bottom adapter shaft thereupon, when second air extractor vent of airtight overlaps with the first air extractor vent position, the space of tray interior is communicated with extraneous air gas circuit, and high-temperature steam enters tray interior, can realize the high-temperature sterilization to sterilization cassette; After high-temperature sterilization, turn knobs, can drive airtight rotation bottom adapter shaft, when second air extractor vent of airtight and the first air extractor vent misplace, gas circuit is closed thereupon, and tray interior forms the gnotobasis isolated with external environment.By adopting the mode rotating and switch, form second and heavily hinder bacterium barrier, second heavily hinders bacterium barrier and mazy first heavily hinders bacterium barrier and forms double barrier, without the need to the reuse cost using the consumptive material of such as filter paper effectively to reduce sterilization cassette, compare its structure of valve-type more simple life-span longer failure risk lower, compare its circulating air risk of simple labyrinth type and greatly reduce.
Described adapter shaft is connected to bottom knob, and described airtight is connected to bottom adapter shaft, and described airtight and the first air extractor vent close contact, described second air extractor vent ring-type is arranged on airtight.
Described resistance bacterium dish is connected with the bottom of lid, and the outside of described resistance bacterium dish is provided with air ventilation passage.By the outer side gas circulation of resistance bacterium dish, both effectively can ensure that high-temperature steam effectively covered the whole inner space of box body in the process of sterilizing, after high-temperature sterilization, avoid again tray interior to be communicated with the direct of outside air.
Described first circular protrusion is relative with the second circular protrusion length dislocation, and the first adjacent circular protrusion length is staggered interval, and the second adjacent circular protrusion length misplaces and is separated by, and is provided with gas circuit passage gaps between described first circular protrusion and the second circular protrusion.Arranged by circular protrusion, make the circulation of tray interior and outside air form roundabout buffer channel, both ensure that the effect of high-temperature sterilization, after high-temperature sterilization, avoid again tray interior to be communicated with the direct of outside air further.
Described resistance bacterium dish, the first circular protrusion and the second ring-type are that depressed is arranged on bottom lid, ensure the effect of air cushioning further, ensure sterilization effect and isolated effect.
Described airtight material is silica gel or polyphenylene sulphone resin, can withstand high temperatures, meets the requirement of multiple high temp steam sterilizing.
Described first air extractor vent and outside air gas circuit vertical connection, thus form T-shaped cushion space when outside air flows into, reduce the risk that outside air is directly communicated with tray interior further.
The material of described box body is aluminum alloy or corrosion-resistant steel, can meet the requirement repeatedly recycling thermophilic digestion sterilizing.
Described box body and lid close contact place are provided with silicone gasket, effectively ensure that tray interior forms airtight environment, avoid the pollution being subject to external environment bacterium after high-temperature sterilization.
The medical box of a kind of adjustable double resistance of the present invention bacterium barrier, has following beneficial effect:
The first, structure is simple, adopt knob structure to form second by closing assembly and heavily hinder bacterium barrier, can overlap conducting or dislocation close the first air extractor vent and the second air extractor vent can realize open sterilizing and close every bacterium, heavily hinder bacterium barrier use formation double barrier simultaneously with mazy second, compare valve-type physical construction more simple;
The second, with low cost, the valve-type structure that the medical box structural rate of described adjustable double resistance bacterium barrier is traditional is more simple, compare air extractor vent and cover the use that filter paper type reduces consumptive material, effectively can reduce manufacturing cost, its use cost that can be recycled is saved more;
Three, long service life, the second knob structure heavily hindering bacterium barrier can not produce mechanical fatigue, rubs low, effectively ensure the life-span recycled in rotary course;
Four, easy to use, the gas circuit after heavily resistance bacterium barrier directly rotates the unlatching and high-temperature sterilization that can realize high-temperature sterilization second is closed and is formed dual sterile barrier, simplifies use procedure;
Five, failure risk is low, heavily bacterium barrier is hindered in the additional closing assembly knob structure formation second outward of labyrinth type sterile barrier structure, because knob structure mechanical wear degree is low, aseptic protection is carried out to the switching process of single labyrinth type sterile barrier system, thus there is in failure risk higher stability.
Accompanying drawing explanation
Accompanying drawing 1 is the medical box cross-sectional view of a kind of adjustable double resistance of the present invention bacterium barrier;
Accompanying drawing 2 is the medical box gas circuit closed condition close-up schematic view of a kind of adjustable double resistance of the present invention bacterium barrier;
Accompanying drawing 3 is the medical box gas circuit connected state close-up schematic view of a kind of adjustable double resistance of the present invention bacterium barrier;
In accompanying drawing, mark comprises: 1, box body, and 2, lid, 3, adapter shaft, the 4, first air extractor vent, 5, knob, the 6, second air extractor vent, 7, airtight, the 8, first circular protrusion, 9, resistance bacterium dish, the 10, second circular protrusion.
Detailed description of the invention
In order to make those skilled in the art person understand technical scheme of the present invention better, below in conjunction with example and accompanying drawing, product of the present invention is described in further detail.
As Fig. 1, shown in Fig. 2 and Fig. 3, the invention discloses the medical box of a kind of adjustable double resistance bacterium barrier, comprise box body 1 and the lid 2 that be connected airtight with box body 1, described lid 2 is provided with the first air extractor vent 4, the first circular protrusion 8 and resistance bacterium dish 9 is provided with bottom described lid 2, first circular protrusion 8 is looped around the bottom of the first air extractor vent 4, resistance bacterium dish 9, be arranged on the below of the first circular protrusion 8, described lid 2 and resistance bacterium dish 9 assembly connection, resistance bacterium dish 9 upper surface is provided with the second circular protrusion 10 matched with the first circular protrusion 8, described first circular protrusion 8 and the dislocation of the second circular protrusion 10 coincide and are mutually inserted in, form first and heavily hinder bacterium barrier, lid 2 arranges closing assembly, and described closing assembly comprises knob 5, adapter shaft 3 and airtight 7, described airtight 7 has and rotates the second corresponding air extractor vent 6 with the first air extractor vent 4, and described lid 2 and closing assembly form second and heavily hinder bacterium barrier.Described adapter shaft 3 is connected to bottom knob 5, and described airtight 7 is connected to bottom adapter shaft 3, and described airtight 7 and the first air extractor vent 4 close contact, described second air extractor vent 6 ring-type is arranged on airtight 7.Described resistance bacterium dish 9 is connected with the bottom of lid 2, and the outside of described resistance bacterium dish 9 is provided with air ventilation passage.Described first circular protrusion 8 is relative with the second annular projection length dislocation, the first adjacent circular protrusion 8 length is staggered interval, the second adjacent circular protrusion 10 length dislocation is separated by, and is provided with gas circuit passage gaps between described first circular protrusion 8 and the second circular protrusion 10.Described resistance bacterium dish 9, first circular protrusion 8 and the second ring-type are that depressed is arranged on bottom lid 2.Described airtight 7 materials are silica gel or polyphenylene sulphone resin.Described first air extractor vent 4 and outside air gas circuit vertical connection.The material of described box body 1 is aluminum alloy or corrosion-resistant steel.Described box body 1 and lid 2 close contact place are provided with silicone gasket.
The medical box of a kind of adjustable double resistance bacterium barrier disclosed by the invention specifically uses as shown in accompanying drawing 2, accompanying drawing 3.In fig. 3, the second air extractor vent 6 on airtight 7 can be driven to overlap with the first air extractor vent 4 by knob 5, thus make the first air extractor vent 4 and the second air extractor vent 6 form air flue, the space of high-temperature steam to box body 1 inner chamber can be passed into and carry out sterilizing.In fig 2, after sterilizing, the second air extractor vent 6 on airtight 7 and the first air extractor vent 4 can be driven to misplace mutually by turn knobs 5, thus make the first air extractor vent 4 and the second air extractor vent 6 form air closedown, the gas circuit that can realize box body 1 inner chamber and outside air intercepts the impact of isolated outside bacterium, keeps germ-free condition.
The above, be only preferred embodiment of the present invention, not does any pro forma restriction to the present invention; The those of ordinary skill of all industry all can shown in by specification accompanying drawing and the above and implement the present invention swimmingly; But all those skilled in the art are not departing within the scope of technical solution of the present invention, disclosed above technology contents can be utilized and make a little change, modify with differentiation equivalent variations, be Equivalent embodiments of the present invention; Meanwhile, all according to substantial technological of the present invention to the change of any equivalent variations that above embodiment is done, modify and differentiation etc., within the protection domain all still belonging to technical scheme of the present invention.
Claims (9)
1. the medical box of an adjustable double resistance bacterium barrier, comprise box body (1) and the lid (2) that be connected airtight with box body (1), it is characterized in that: described lid (2) is provided with the first air extractor vent (4), described lid (2) bottom is provided with the first circular protrusion (8) and resistance bacterium dish (9), described lid (2) and resistance bacterium dish (9) assembly connection, resistance bacterium dish (9) upper surface is provided with the second circular protrusion (8) matched with the first circular protrusion (8), described first circular protrusion (8) and the second circular protrusion (10) dislocation coincide and are mutually inserted in, form first and heavily hinder bacterium barrier, (2) arrange closing assembly to lid, described closing assembly comprises knob (5), adapter shaft (3) and airtight (7), described airtight (7) have and rotates corresponding the second air extractor vent (6) with the first air extractor vent (4), described lid (2) and closing assembly form second and heavily hinder bacterium barrier.
2. the medical box of adjustable double resistance bacterium barrier according to claim 1, it is characterized in that: described adapter shaft (3) is connected to knob (5) bottom, described airtight (7) are connected to adapter shaft (3) bottom, described airtight (7) and the first air extractor vent (4) close contact, described second air extractor vent (6) ring-type is arranged on airtight (7).
3. the medical box of adjustable double resistance bacterium barrier according to claim 1 and 2, it is characterized in that: described resistance bacterium dish (9) is connected with the bottom of lid (2), the outside of described resistance bacterium dish (9) is provided with air ventilation passage.
4. the medical box of adjustable double resistance bacterium barrier according to claim 3, it is characterized in that: described first circular protrusion (8) is relative with the dislocation of the second circular protrusion (10) length, adjacent the first circular protrusion (8) length is staggered interval, adjacent the second circular protrusion (10) length dislocation is separated by, and is provided with gas circuit passage gaps between described first circular protrusion (8) and the second circular protrusion (10).
5. the medical box of adjustable double resistance bacterium barrier according to claim 4, is characterized in that: described resistance bacterium dish (9), the first circular protrusion (8) and the second ring-type are that depressed is arranged on lid (2) bottom.
6. the medical box of the adjustable double resistance bacterium barrier according to any one of claim 5 claim, is characterized in that: described airtight (7) material is silica gel or polyphenylene sulphone resin.
7. the medical box of adjustable double resistance bacterium barrier according to claim 6, is characterized in that: described first air extractor vent (4) and outside air gas circuit vertical connection.
8. the medical box of adjustable double resistance bacterium barrier according to claim 7, is characterized in that: the material of described box body (1) is aluminum alloy or corrosion-resistant steel.
9. the medical box of adjustable double resistance bacterium barrier according to claim 8, is characterized in that: described box body (1) and lid (2) close contact place are provided with silicone gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510091194.5A CN104709584B (en) | 2015-03-02 | 2015-03-02 | A kind of adjustable double hinders the medical box of bacterium barrier |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510091194.5A CN104709584B (en) | 2015-03-02 | 2015-03-02 | A kind of adjustable double hinders the medical box of bacterium barrier |
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| Publication Number | Publication Date |
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| CN104709584A true CN104709584A (en) | 2015-06-17 |
| CN104709584B CN104709584B (en) | 2017-03-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510091194.5A Active CN104709584B (en) | 2015-03-02 | 2015-03-02 | A kind of adjustable double hinders the medical box of bacterium barrier |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107049503A (en) * | 2016-12-23 | 2017-08-18 | 广州爵诺医疗器械有限公司 | A kind of medical box device |
| CN113955286A (en) * | 2021-11-01 | 2022-01-21 | 南京海关工业产品检测中心 | A sample remains device for heavy non ferrous metal concentrate |
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| CN113955286A (en) * | 2021-11-01 | 2022-01-21 | 南京海关工业产品检测中心 | A sample remains device for heavy non ferrous metal concentrate |
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| CN104709584B (en) | 2017-03-01 |
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