CN203915768U - Secondary filter medical infusion joint - Google Patents
Secondary filter medical infusion joint Download PDFInfo
- Publication number
- CN203915768U CN203915768U CN201420177561.4U CN201420177561U CN203915768U CN 203915768 U CN203915768 U CN 203915768U CN 201420177561 U CN201420177561 U CN 201420177561U CN 203915768 U CN203915768 U CN 203915768U
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- filter
- filter membrane
- joint
- housing
- medical infusion
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Abstract
This utility model relates to a kind of medical infusion joint, a kind of secondary filter medical infusion joint particularly, comprise with non small cellCatheter assembly and refute the joint pedestal connecing and refute with medicinal liquid transfusion device the overlapping joint connecing, in the two inner chamber of joint pedestal and overlapping joint, all there is the infusion channel being interconnected, it forms main points and is: also comprise a kind of accurate filter being connected across between joint pedestal and overlapping joint, accurate filter comprises a housing, housing inner chamber is infusion channel, wherein be equiped with filter membrane component, on housing, there is steam vent, steam vent top plug is provided with the venting plug of ventilative blocking solution.This utility model compared to existing technology tool has the following advantages: filter particulates is more thorough, and filtrate flow velocity is very fast, and compact conformation is easy to use.
Description
Technical field
This utility model relates to a kind of medical infusion joint, particularly a kind of secondary filter medical infusion joint.
Background technology
The venous transfusion being undertaken by disposable transfusion device is indispensable important method and means in clinical treatment, on transfusion device, be installed on filter membrane, but this filter membrane being installed on transfusion device only can filter the microgranule that diameter is greater than 5 microns, diameter is equal and be less than the microgranule of 5 microns, and disposable transfusion device cannot filter.
The main production process of microgranule has: one, plastic particles, transfusion bag adsorbate in process of production; Two, rubber particle produces when needle for inserting bottle puncture plug; Three, fiber, batting, dust particle contact generation during opening bag and puncturing with indoor environment; Four, carbon black particle, the microgranule that some pharmaceutical preparatioies itself exist; Five, insoluble micelle due to the restriction of purifying technique, produces in Chinese herbal and crude drugs preparations production process; Six, crystalline solid microgranule, changes and produces memory time increase in the situation that in medicament storage condition; Seven, glass chip microgranule, the microgranule being scattered while being cutting ampoule; , while adding medicine, because some powder dissolve not exclusively, between medicine, there are physical and chemical effect, solvent change, pH value variation etc. and produce in eight, drug microparticles.
As can be seen here, this filter membrane is more forward owing to arranging, and also cannot filter the microgranule that bag, puncture plug etc. produce of opening in infusion process.Once and microgranule is not by filtering, enter human body through transfusion, will cause very large harm to human body.
Summary of the invention
The purpose of this utility model is to overcome weak point of the prior art, and a kind of filter particulates secondary filter medical infusion joint is more thoroughly provided.
The purpose of this utility model realizes by following approach.
Secondary filter medical infusion joint, comprise with non small cellCatheter assembly and refute the joint pedestal connecing and refute with medicinal liquid transfusion device the overlapping joint connecing, in the two inner chamber of joint pedestal and overlapping joint, all there is the infusion channel being interconnected, it forms main points and is: also comprise a kind of accurate filter being connected across between joint pedestal and overlapping joint, accurate filter comprises a housing, housing inner chamber is infusion channel, wherein be equiped with filter membrane component, on housing, have steam vent, steam vent top plug is provided with the venting plug of ventilative blocking solution.
Like this, during transfusion, puncture needle tubing or outer cone joint of liquid outlet on transfusion device, insert overlapping joint of the present utility model, via filter and joint pedestal and human body, infuse outward and keep somewhere apparatus and be connected, like this, medicinal liquid first passes through transfusion device, pass through again tool secondary filter function infusion connector, medicinal liquid after filtration membrane module further filters, trickle bubble in the medicinal liquid of filtering simultaneously, filtering bubble sees through the filter membrane of permeable watertight on filter cover, from steam vent, get rid of, purifying medicinal liquid just enters in human vas, so, greatly can reduce the infusion reaction hidden danger causing due to microgranule.
The purpose of this utility model can also realize by following approach.
Housing intracavity bottom is a kind of funnel-form, and filter membrane component is positioned on the delthyrial cavity of funnel bottom, and the delthyrial cavity bottom of collecting filtrate connects spout of funnel, and spout of funnel emergence is outside housing, and its inner core hollow is communicated with delthyrial cavity and is infusion channel.
Spout of funnel is a conical formation male contact, and male contact top, near housing outer bottom one determining deviation, is provided with a kind of bulge loop, this male contact and bulge loop integral connector pedestal.This male contact and bulge loop can directly directly be socketed with the flexible pipe of keeping somewhere on apparatus.Or be further specially
Male contact is connected with tightening nut outward, and this tightening nut is hung on bulge loop, and the position that itself and bulge loop touch is conjugation each other each other, this male contact, bulge loop and tightening nut integral connector pedestal.
Bulge loop is convenient to after male contact insertion instrument upper connecting base, and when tightening nut and apparatus upper connecting base spin, bulge loop conjugate planes is sealed by tension and compression, and prevents that male contact from deviating from Connection Block.
Structure about housing and filter membrane component combination can further be optimized for:
Housing has upper cover, the filter membrane component assembling is put into after housing inner chamber, upper cover and housing are affixed, above cover and are provided with the structure being connected with overlapping joint, have the gap of filtrate flows between filter membrane component outside or filter membrane component outside and bottom and housing inner chamber corresponding surface.Further optimize and be:
Case top edge of opening is provided with interior ring ladder, filter membrane component upper limb abduction flange, and this flange therewith interior ring-shaped step is corresponding, and filter membrane component is located also affixed being sealed in housing inner chamber by this corresponding structure.
So in filter membrane component, outside can only see through filter membrane intercommunication.
About filter membrane component, can further be optimized for:
Filter membrane component comprises filter membrane support and filter membrane, filter membrane or post on filter membrane support lateral surface or post on filter membrane support lateral surface and bottom surface, and filter membrane support or be a kind of tetrahedroid framework, or be a kind of cylinder-shaped frame.
Can also further be optimized for:
Filter membrane component comprises filter membrane support and filter membrane, have four or six or eight sheet frames left and right are spaced and affixed composition filter membrane support, filter membrane posts on every sheet frame, filter membrane component center of top opening, two bottom sides opening, filtrate channel is via the interval of middle two sheet frames, see through to the left and right respectively even number and open filter membrane, gap through outside filter membrane and housing inner chamber corresponding side surface, by the both-side opening of filter membrane component bottom, the housing intracavity bottom that continues exports downwards.
Like this, filtrate has two filtration channels, and each passage, all through at least two filter membranes, filters and more thoroughly and not affects the flow velocity of filtrate.
Also can be like this: filter membrane support consists of left and right sides support and intermediate support, side stand has a day glyph framework, support lower edge has abduction list flange, filter membrane posts in support right frame face, intermediate support has side direction U font, and there is certain width, U-shaped two side hollow out becomes a day word framework 261, U-shaped two side upper limb has symmetrical abduction flanged lip, flange corner is provided with a ladder, so that side stand is affixed location with it, filter membrane posts side frame face outside U-shaped, side stand combines the parallel multilamellar paliform of affixed formation filter course with intermediate support, filter membrane component center of top and both-side opening, the bottom opening of each adjacent two filter membranes of left and right, filtrate channel is via center of top and both-side opening, each is through a filter membrane, downwards by the bottom opening of each adjacent two filter membranes of left and right, the housing intracavity bottom that continues outlet.
Like this, volume can be realized as far as possible little, and filter area is large as far as possible, intensive filtration device filter capacity.
Case top lid is a kind of triangle deck, connects a kind of overlapping joint on each inclined-plane, forms the liquid input adapter of two branch road forms.
Wherein a branch road can be infusion connector, and another branch road can be female cone interface.Input adapter can also be the infusion connector of tool difference in functionality, such as needleless joint, positive pressure connector etc.Liquid input adapter can be independent manufacture, then is fixed on filter cover fixing hole, and joint liquid outlet is through to filter cover opposite side.Infusion connector shell can also be integrally manufactured with filter cover.
In sum, this utility model compared to existing technology tool has the following advantages: filter particulates is more thorough, and filtrate flow velocity is very fast, and compact conformation is easy to use.
Accompanying drawing explanation
Fig. 1 is the structural representation front view of secondary filter medical infusion joint described in this utility model embodiment 1;
Fig. 2 be that secondary filter medical infusion joint and remaining needle link together described in this utility model embodiment 1 structural representation;
Fig. 3 is secondary filter medical infusion joint and hose connection structural representation described in this utility model embodiment 1;
Fig. 4 is the signal of the filtration device structure in secondary filter medical infusion joint three-dimensional cutaway view described in this utility model embodiment 1;
Fig. 5 is the filter cover structural representation axonometric chart in secondary filter medical infusion joint described in this utility model embodiment 1;
Fig. 6 is the filter housings structural representation axonometric chart in secondary filter medical infusion joint described in this utility model embodiment 1;
Fig. 7 is the filter housings structural representation three-dimensional cutaway view in secondary filter medical infusion joint described in this utility model embodiment 1;
Fig. 8 is the filtering membrane of filter supporting structure schematic isometric in secondary filter medical infusion joint described in this utility model embodiment 1;
Fig. 9 is the filtering membrane of filter modular construction schematic isometric in secondary filter medical infusion joint described in this utility model embodiment 1;
Figure 10 is the filtrate channel schematic diagram of secondary filter medical infusion joint described in this utility model embodiment 1;
Figure 11 is the structural representation front view of secondary filter medical infusion joint described in this utility model most preferred embodiment;
Figure 12 be that secondary filter medical infusion joint and remaining needle link together described in this utility model most preferred embodiment structural representation;
Figure 13 is secondary filter medical infusion joint and hose connection structural representation described in this utility model most preferred embodiment;
Figure 14 is the structural representation that secondary filter medical infusion joint is connected with two branch road overlapping joints described in this utility model most preferred embodiment;
Figure 15 is the signal of the filtration device structure in secondary filter medical infusion joint three-dimensional cutaway view described in this utility model most preferred embodiment;
Figure 16 be described in this utility model most preferred embodiment the filter in secondary filter medical infusion joint another analyse and observe the structural representation three-dimensional cutaway view of direction;
Figure 17 is the filter cover structural representation axonometric chart in secondary filter medical infusion joint described in this utility model most preferred embodiment;
Figure 18 is the filter housings structural representation axonometric chart in secondary filter medical infusion joint described in this utility model most preferred embodiment;
Figure 19 is the filter housings covering plate structure schematic isometric in secondary filter medical infusion joint described in this utility model most preferred embodiment;
Figure 20 is the filter housings lower cover structure schematic isometric in secondary filter medical infusion joint described in most preferred embodiment;
Figure 21 is the signal of the filter housings lower cover structure in secondary filter medical infusion joint three-dimensional cutaway view described in most preferred embodiment;
Figure 22 is the filtering membrane of filter bracket side supporting structure schematic isometric in secondary filter medical infusion joint described in most preferred embodiment;
Figure 23 is the filtering membrane of filter support intermediate support structural representation axonometric chart in secondary filter medical infusion joint described in most preferred embodiment;
Figure 24 is the filtering membrane of filter modular construction schematic isometric in secondary filter medical infusion joint described in most preferred embodiment;
Figure 25 is the filtrate channel schematic diagram of secondary filter medical infusion joint described in this utility model most preferred embodiment.
Label declaration: 1 overlapping joint; 2 filters; 21 upper covers; 211 protrude Gai Yuan; 212 fixing holes; 213 steam vents; 22 shells; 221 funnel chamber; 222 male contacts; 223 bulge loops; 224 through holes; 225 delthyrial cavities; 226 interior ring ladders; 227U shape wall; 228 inward flanges; 23 filter membrane supports; 231 tetrahedroid frameworks; 232 abduction flanges; 233 left and right sides supports; 234 intermediate supports; 24 filter membranes; 25 ventilated membranes; Glyph framework on the 251st; 252 flanges; 26 lower covers; Word framework on the 261st; 262 ladders; 263 flanged lips; 28 diaphragm seals; 29 cover plate of outer casing; 3 joint pedestals; 4 Connection Blocks; 5 flexible pipes; 6 infusion connectors; 7 female cone interfaces.
Below in conjunction with accompanying drawing, this utility model is carried out to more detailed description.
The specific embodiment
Embodiment 1
As shown in Figure 1, this utility model connects 1 by refuting, accurate filter 2 and joint pedestal 3 form, and adopts medical plastic, medical grade rubber and filter membrane to make.Joint pedestal 3 of the present utility model, liquid outfan, has taper male contact, can keep somewhere apparatus input port Connection Block 4 outward with human body and peg graft and coordinate, then the activity tightening nut in joint pedestal 3 is locked, as shown in Figure 2.Liquid outfan male contact can also with keep somewhere apparatus upper connecting base and unite two into one, directly and connecting hose 5 affixed, as shown in Figure 3.
Wherein overlapping joint 1 can single branch road form, can be also multiple branch circuit form, two branch roads as shown in Figure 1, and a branch road is infusion connector, another branch road is female cone interface.Input adapter can also be the infusion connector of tool difference in functionality, such as needleless joint, positive pressure connector etc.Liquid input adapter can be independent manufacture, then is fixed on accurate filter upper cover fixing hole, and joint liquid outlet is through to filter cover opposite side.Infusion connector shell can also be integrally manufactured with filter cover.
As shown in Figure 4, accurate filter 2 is comprised of upper cover 21, shell 22, filter membrane support 23, the accurate filter membrane 24 of multi-disc, soft diaphragm seal 28 and multi-disc permeable watertight ventilated membrane 25.
As shown in Figure 5, flat cover triangular in shape, has to protrude and covers edge 211 upper cover, and inclination tegmental wall is provided with overlapping joint 1 fixing hole 212 is installed, and is provided with a plurality of steam vents 213, and ventilated membrane 25 posts at steam vent 213 inner outlets.
Shell is as Fig. 6, shown in 7, there is a rectangular funnel shape housing, funnel chamber 221 is for installing filter course assembly, funnel chamber bottom delthyrial cavity 225 is convenient to collect filtering liquid medicine, spout of funnel is a conical formation male contact 222, male contact upper end is apart from housing outer bottom one determining deviation, be provided with a triangle bulge loop 223, bulge loop is convenient to after male contact insertion instrument upper connecting base, when tightening nut and apparatus upper connecting base spin, the conical surface is sealed by tension and compression, and prevent that male contact from deviating from Connection Block, male contact inner via hole 224 is communicated with funnel chamber, filter housing top edge is provided with ring ladder 226 in rectangle.
Filter membrane support 23 as shown in Figure 8, has tetrahedroid framework 231 structures, and support upper limb has abduction flange 232, and except framework upper ledge face, filter membrane 24 posts side frame face outside support, as shown in Figure 9.Abduction flange convenience and the affixed location of filter housing top edge ring ladder on support, as shown in Figure 4.
Combination of filters is such, first be combined into filter course assembly, as shown in Figure 9, again filter course assembly is installed in filter housing, in filter membrane support upper flange and filter housing, ring ladder socket-connects fixing, and affixed sealing, so in filter course assembly, outside can only see through filter membrane intercommunication, afterwards, affixed good each pipeline connector of filter cover combination, inside upper cover, air-vent place has posted ventilated membrane, activity is locked to spiro cap and enter male contact on filter housing, male contact bulge loop was overlapped in pressure, then cover the upper cover that filter has combined, affixed sealing after alignment filter housing, complete tool secondary filter function infusion connector like this.In use, flow direction as shown in figure 10 for joint.
It is same as the prior art that the present embodiment is not stated part.
Most preferred embodiment
As shown in figure 11, this utility model is comprised of overlapping joint 1, accurate filter 2 and joint pedestal 3, adopts medical plastic, medical grade rubber and filter membrane to make.
As shown in figure 12, joint pedestal 3 of the present utility model, liquid outfan, has taper male contact, can keep somewhere 4 grafting of apparatus input port Connection Block outward with human body and coordinate, then be locked by activity tightening nut.
As shown in figure 13, liquid outfan male contact can also with keep somewhere apparatus upper connecting base and unite two into one, directly and connecting hose 5 affixed.
Wherein liquid input adapter can be also multiple branch circuit form, and as shown in figure 14, a branch road is infusion connector 6, and another branch road is female cone interface 7.Input adapter can also be the infusion connector of tool difference in functionality, such as needleless joint, positive pressure connector etc.Liquid input adapter can be independent manufacture, then is fixed on accurate filter upper cover fixing hole, and joint liquid outlet is through to filter cover opposite side.Infusion connector shell can also be integrally manufactured with filter cover.
As shown in Figure 15, Figure 16, accurate filter 2 is comprised of upper cover 21, shell 22, cover plate of outer casing 29, lower cover 26, filter membrane left and right sides support 233, filter membrane intermediate support 234, the accurate filter membrane 24 of multi-disc, soft diaphragm seal 28 and multi-disc permeable watertight ventilated membrane 25.
As shown in figure 17, rectangular flat cover, has to protrude and covers edge 211 upper cover, and tegmental wall is provided with infusion connector fixing hole 212 is installed, and is provided with a plurality of steam vents 213, and ventilated membrane 25 posts at aerofluxus inner outlet.
As shown in figure 18, tool is capitalized U-shaped wall 227 to shell, and wall lower edge has an inward flange 228 simultaneously.
Cover plate of outer casing 29 as shown in figure 19, is one to have certain thickness rectangular slab.
Lower cover 24 is as shown in Figure 20,21, there is a funnel-form housing, funnel chamber 221 is convenient to collect filtering liquid medicine, spout of funnel is one and conical forms male contact 222, male contact upper end apart from lower cover at the bottom of a determining deviation, be provided with a triangle bulge loop 223, bulge loop is convenient to after male contact insertion instrument upper connecting base, when tightening nut and apparatus upper connecting base spin, by tension and compression, prevent that male contact from deviating from Connection Block, male contact inner via hole 224 is communicated with lower cover funnel chamber.Filter membrane support consists of left and right sides support 233 and intermediate support 234, and side stand as shown in figure 22, has day glyph framework 251, and support lower edge has abduction list flange 252, and filter membrane posts in support right frame face; Intermediate support as shown in figure 23, has side direction U font, and has certain width, U-shaped two side hollow out becomes a day word framework 261, U-shaped two side upper limb has symmetrical abduction flanged lip 263, and flange corner is provided with a ladder 262, so that side stand affixed location with it, filter membrane posts side frame face outside U-shaped, side stand combines the parallel multilamellar paliform of affixed formation filter course with intermediate support, as shown in figure 24, can realize volume as far as possible little, and filter area is large as far as possible, intensive filtration device filter capacity.
Combination of filters is such, first be combined into filter course, at the bottom of filter housing U-shaped, lay a soft diaphragm seal, diaphragm seal offsets and contacts with shell inward flange top below, again filter course is installed in filter housing, filter left and right sides support lower flange lower plane offsets and contacts with shell inward flange top, filter course one end contacts with diaphragm seal, another sheet diaphragm seal on the filter course other end covers again, diaphragm seal is concordant with outer shell flanch top below, cover cover plate of outer casing, affixed after aliging with shell, by cover plate of outer casing, push, filter course both end sides and soft diaphragm seal close contact like this, realize sealing, filter course left and right sides support lower flange and outer shell flanch can seal by splicing, also can be by frit seal, so, filter course top and bottom left and right sides can only see through filter membrane intercommunication.Afterwards, affixed good each pipeline connector of filter cover combination, inside upper cover, air-vent place has posted ventilated membrane, activity is locked to spiro cap and enter male contact on filter lower cover, male contact bulge loop was overlapped in pressure, then cover the upper and lower covers that filter has combined, affixed sealing after alignment filter housing, so complete tool secondary filter function infusion connector.In use, flow direction as shown in figure 25 for joint.
It is same as the prior art that the present embodiment is not stated part.
Claims (10)
1. secondary filter medical infusion joint, comprise with non small cellCatheter assembly and refute the joint pedestal connecing and refute with medicinal liquid transfusion device the overlapping joint connecing, in the two inner chamber of joint pedestal and overlapping joint, all there is the infusion channel being interconnected, it is characterized in that, also comprise a kind of accurate filter being connected across between joint pedestal and overlapping joint, accurate filter comprises a housing, housing inner chamber is infusion channel, wherein be equiped with filter membrane component, on housing, have steam vent, steam vent top plug is provided with the venting plug of ventilative blocking solution.
2. secondary filter medical infusion joint according to claim 1, it is characterized in that, housing intracavity bottom is a kind of funnel-form, filter membrane component is positioned on the delthyrial cavity of funnel bottom, the delthyrial cavity bottom of collecting filtrate connects spout of funnel, spout of funnel emergence is outside housing, and its inner core hollow is communicated with delthyrial cavity and is infusion channel.
3. secondary filter medical infusion joint according to claim 2, is characterized in that, spout of funnel is a conical formation male contact, and male contact top, near housing outer bottom one determining deviation, is provided with a kind of bulge loop, this male contact and bulge loop integral connector pedestal.
4. secondary filter medical infusion joint according to claim 3, it is characterized in that, male contact is connected with tightening nut outward, and this tightening nut is hung and propped up on bulge loop, the position that itself and bulge loop touch is conjugation each other each other, this male contact, bulge loop and tightening nut integral connector pedestal.
5. secondary filter medical infusion joint according to claim 1, it is characterized in that, housing has upper cover, the filter membrane component assembling is put into after housing inner chamber, upper cover and housing are affixed, on cover and be provided with the structure being connected with overlapping joint, between filter membrane component outside or filter membrane component outside and bottom and housing inner chamber corresponding surface, there is the gap of filtrate flows.
6. secondary filter medical infusion joint according to claim 5, it is characterized in that, case top edge of opening is provided with interior ring ladder, filter membrane component upper limb abduction flange, this flange therewith interior ring-shaped step is corresponding, and filter membrane component is located also affixed being sealed in housing inner chamber by this corresponding structure.
7. according to the secondary filter medical infusion joint described in claim 1 or 5 or 6, it is characterized in that, filter membrane component comprises filter membrane support and filter membrane, filter membrane or post on filter membrane support lateral surface or post on filter membrane support lateral surface and bottom surface, filter membrane support or be a kind of tetrahedroid framework, or be a kind of cylinder-shaped frame.
8. according to the secondary filter medical infusion joint described in claim 1 or 5 or 6, it is characterized in that, filter membrane component comprises filter membrane support and filter membrane, have four or six or eight sheet frames left and right are spaced and affixed composition filter membrane support, filter membrane posts on every sheet frame, filter membrane component center of top opening, two bottom sides opening, filtrate channel is via the interval of middle two sheet frames, see through to the left and right respectively even number and open filter membrane, gap through outside filter membrane and housing inner chamber corresponding side surface, downwards by the both-side opening of filter membrane component bottom, the housing intracavity bottom that continues outlet.
9. according to the secondary filter medical infusion joint described in claim 1 or 5 or 6, it is characterized in that, filter membrane component comprises filter membrane support and filter membrane, filter membrane support consists of left and right sides support and intermediate support, side stand has a day glyph framework, support lower edge has abduction list flange, filter membrane posts in support right frame face, intermediate support has side direction U font, and there is certain width, U-shaped two side hollow out becomes a day word framework 261, U-shaped two side upper limb has symmetrical abduction flanged lip, flange corner is provided with a ladder, so that side stand is affixed location with it, filter membrane posts side frame face outside U-shaped, side stand combines the parallel multilamellar paliform of affixed formation filter course with intermediate support, filter membrane component center of top and both-side opening, the bottom opening of each adjacent two filter membranes of left and right, filtrate channel is via center of top and both-side opening, each is through a filter membrane, downwards by the bottom opening of each adjacent two filter membranes of left and right, the housing intracavity bottom that continues outlet.
10. secondary filter medical infusion joint according to claim 1, is characterized in that, case top lid is a kind of triangle deck, connects a kind of overlapping joint on each inclined-plane, forms the liquid input adapter of two branch road forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420177561.4U CN203915768U (en) | 2014-04-11 | 2014-04-11 | Secondary filter medical infusion joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420177561.4U CN203915768U (en) | 2014-04-11 | 2014-04-11 | Secondary filter medical infusion joint |
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| Publication Number | Publication Date |
|---|---|
| CN203915768U true CN203915768U (en) | 2014-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420177561.4U Expired - Fee Related CN203915768U (en) | 2014-04-11 | 2014-04-11 | Secondary filter medical infusion joint |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015154304A1 (en) * | 2014-04-11 | 2015-10-15 | 福建省百仕韦医用高分子股份有限公司 | Microfiltration medical infusion connector |
| CN108452434A (en) * | 2018-05-24 | 2018-08-28 | 深圳市迈威生物科技有限公司 | Multiple unidirectional sealing joint and piping installation |
| CN109490019A (en) * | 2018-11-30 | 2019-03-19 | 中国医学科学院北京协和医院 | A kind of twenty-four-hour urine collection tool |
| CN113117186A (en) * | 2019-12-31 | 2021-07-16 | 杭州科百特科技有限公司 | Infusion filter |
-
2014
- 2014-04-11 CN CN201420177561.4U patent/CN203915768U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015154304A1 (en) * | 2014-04-11 | 2015-10-15 | 福建省百仕韦医用高分子股份有限公司 | Microfiltration medical infusion connector |
| CN106413775A (en) * | 2014-04-11 | 2017-02-15 | 福建省百仕韦医用高分子股份有限公司 | Microfiltration medical infusion connector |
| CN106413775B (en) * | 2014-04-11 | 2019-08-20 | 福建省百仕韦医用高分子股份有限公司 | Secondary filter medical infusion connector |
| CN108452434A (en) * | 2018-05-24 | 2018-08-28 | 深圳市迈威生物科技有限公司 | Multiple unidirectional sealing joint and piping installation |
| CN108452434B (en) * | 2018-05-24 | 2024-01-09 | 深圳市迈威生物科技有限公司 | Multiple unidirectional airtight joint and pipeline device |
| CN109490019A (en) * | 2018-11-30 | 2019-03-19 | 中国医学科学院北京协和医院 | A kind of twenty-four-hour urine collection tool |
| CN109490019B (en) * | 2018-11-30 | 2021-08-10 | 中国医学科学院北京协和医院 | 24 apparatus is collected to hour urine |
| CN113117186A (en) * | 2019-12-31 | 2021-07-16 | 杭州科百特科技有限公司 | Infusion filter |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141105 |