CN204233524U - Intravenous therapy device comprising at least one filter - Google Patents
Intravenous therapy device comprising at least one filter Download PDFInfo
- Publication number
- CN204233524U CN204233524U CN201420361323.9U CN201420361323U CN204233524U CN 204233524 U CN204233524 U CN 204233524U CN 201420361323 U CN201420361323 U CN 201420361323U CN 204233524 U CN204233524 U CN 204233524U
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- liquid memory
- filter
- liquid
- treatment device
- interface
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Links
- 238000002642 intravenous therapy Methods 0.000 title abstract description 7
- 239000007788 liquid Substances 0.000 claims abstract description 207
- 239000012530 fluid Substances 0.000 claims abstract description 83
- 230000001225 therapeutic effect Effects 0.000 claims abstract description 60
- 230000000712 assembly Effects 0.000 claims description 104
- 238000000429 assembly Methods 0.000 claims description 104
- 210000003462 vein Anatomy 0.000 claims description 101
- 238000007789 sealing Methods 0.000 claims description 42
- 230000008878 coupling Effects 0.000 claims description 37
- 238000010168 coupling process Methods 0.000 claims description 37
- 238000005859 coupling reaction Methods 0.000 claims description 37
- 230000004888 barrier function Effects 0.000 claims description 7
- 230000000295 complement effect Effects 0.000 claims description 3
- 238000002955 isolation Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 13
- 230000002093 peripheral effect Effects 0.000 description 23
- 238000002347 injection Methods 0.000 description 15
- 239000007924 injection Substances 0.000 description 15
- 238000001035 drying Methods 0.000 description 12
- 239000000463 material Substances 0.000 description 12
- 230000006872 improvement Effects 0.000 description 8
- 239000000356 contaminant Substances 0.000 description 6
- 230000003321 amplification Effects 0.000 description 4
- 238000003199 nucleic acid amplification method Methods 0.000 description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 3
- 239000013543 active substance Substances 0.000 description 3
- 239000011230 binding agent Substances 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 210000004204 blood vessel Anatomy 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 239000004531 microgranule Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000008485 antagonism Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000003197 gene knockdown Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 229940063583 high-density polyethylene Drugs 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 244000052769 pathogen Species 0.000 description 1
- 230000001717 pathogenic effect Effects 0.000 description 1
- 230000007918 pathogenicity Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/162—Needle sets, i.e. connections by puncture between reservoir and tube ; Connections between reservoir and tube
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/165—Filtering accessories, e.g. blood filters, filters for infusion liquids
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/165—Filtering accessories, e.g. blood filters, filters for infusion liquids
- A61M2005/1652—Filter with duct, e.g. filtering element incorporated in a flow line, tube, duct
Abstract
An intravenous therapy device includes a liquid reservoir containing a therapeutic liquid. A filter is fluidly connected to the liquid reservoir. The filter is prevented from contacting the therapeutic liquid prior to use of the intravenous therapy device. A method of using an intravenous therapy device includes providing a fluid reservoir at least partially containing a therapeutic fluid. The liquid filter of the liquid reservoir is initially prevented from contacting the therapeutic liquid.
Description
Technical field
This utility model is usually directed to vein treatment device and using method.Especially, embodiment of the present utility model relates to and comprises the vein treatment device of at least one filter and the using method of this vein treatment device.
Background technology
In medical domain, especially therapeutic fluid vein being transported in experimenter's (such as, patient) body in field, be necessary to ensure that the liquid be transported in subject does not have particle contaminants.
Traditionally, vein treatment device may comprise therapeutic fluid is housed, such as, and may containing also may not the liquid memory of normal saline containing pharmaceutically active substance.Peripheral IV conduit fluidly (fluidly) may be connected to vein treatment device.Peripheral IV conduit may lead to the injection site of experimenter, such as, comprises the pin injection site of the venous detaining needle entering experimenter's blood vessel.Therapeutic fluid may flow out from liquid memory, through peripheral IV conduit, enters the blood vessel of experimenter in pin injection site.
Carry secretly and may enter in subject in pin injection site into any pathogenicity of therapeutic fluid stream and/or particle contaminants, likely bring physiological injury to experimenter.
Utility model content
The utility model discloses a kind of vein treatment device, comprise the liquid memory for holding therapeutic fluid, described liquid memory comprises the interface with the coupling part running through described fluid storage wall, and described interface is for obtaining the described therapeutic fluid in described liquid memory; And filter assemblies, described filter assemblies comprises: the liquid-inlet end being connected to the described coupling part of the described interface of described liquid memory; And containing covering the port of export of sealing of liquid outlet of described filter assemblies.
As the improvement of a kind of vein treatment device technical scheme of this utility model, the described entrance point of wherein said filter assemblies comprises the inlet tube extended from the shell of described filter assemblies further, the described coupling part of the described interface of wherein said liquid memory comprises the outlet extended from described interface, and the described inlet tube of wherein said filter assemblies is set to be fitted in the described outlet of described liquid memory.
As the improvement of a kind of vein treatment device technical scheme of this utility model, film near the described connection comprising the described interface being positioned at described liquid memory further, wherein said film is set to stop the filter element of described filter assemblies to contact with described medical fluid before described vein treatment device uses.
As the improvement of a kind of vein treatment device technical scheme of this utility model, the described inlet tube of wherein said filter housing comprises piercing element, when described filter housing described inlet tube by certain depth be inserted into the described outlet of described interface of described liquid memory time, described piercing element pierces through described film.
As the improvement of a kind of vein treatment device technical scheme of this utility model, the removable loop resistance be wherein arranged on the described inlet tube of described filter housing stops described inlet tube and is inserted in described outlet by certain depth.
Another kind as a kind of vein treatment device technical scheme of this utility model improves, the described coupling part of wherein said liquid memory comprises extends and the flexible pipe be communicated with described liquid memory fluid from described liquid memory, and the removable fixture be wherein arranged on above described flexible pipe has been closed the inner passage of described flexible pipe, and seal described filter, contact with described therapeutic fluid to avoid described filter.
As the improvement of a kind of vein treatment device technical scheme of this utility model, the described inlet tube of wherein said filter housing comprises the piercing element being positioned at described entrance point, described piercing element for pierce through the described interface being positioned at liquid memory described in described liquid memory described coupling part near sealing.
As the improvement of a kind of vein treatment device technical scheme of this utility model, the described coupling part of wherein said liquid memory comprises the joint sleeve containing connection features part, and described connection features part is set to engage the complementary connection features part of the connecting ring of the described entrance point being connected to described filter assemblies.
As the improvement of a kind of vein treatment device technical scheme of this utility model, wherein said filter assemblies is positioned at described connecting ring at least partly.
As the improvement of a kind of vein treatment device technical scheme of this utility model, wherein said piercing element is positioned at described connecting ring at least partly.
The invention also discloses a kind of vein treatment device, comprise: for holding the liquid memory of therapeutic fluid, described liquid memory comprises: the interface with the coupling part running through described fluid storage wall, described interface is for obtaining the described therapeutic fluid in described liquid memory, and described coupling part comprises the outlet extended from described interface; And the film near the described coupling part being positioned at described interface, described film is set to the described therapeutic fluid of optionally isolating in the described liquid memory of described vein treatment device; And filter assemblies, described filter assemblies comprises: the entrance point containing the inlet tube extended from the shell of described filter assemblies, and the size of described inlet tube is set to be fitted in the described outlet that extends from described interface; Be positioned at the piercing element on described inlet tube, when described filter housing described inlet tube by certain depth be inserted into the described outlet of described interface time, described piercing element pierces through the film of described liquid memory; Be positioned at the removable ring on the described inlet tube of described filter housing, when described removable ring in place time, described removable loop resistance only described inlet tube is inserted in described outlet with certain depth; And containing covering the port of export of sealing of liquid outlet of described filter assemblies.
This utility model again discloses a kind of vein treatment device, comprising: liquid memory, and described liquid memory comprises the Part I being set to hold therapeutic fluid at first and the Part II being set to initial and described therapeutic fluid is isolated; The removable described Part I of initial isolation and the barrier of Part II; And being positioned at the filter of described Part II, described filter is fluidly connected to the interface running through described fluid storage wall.
The utility model discloses the vein treatment device and associated component thereof and using method that comprise at least one filter, before described vein treatment device uses, described filter and therapeutic fluid are isolated.
The utility model discloses a kind of vein treatment device, this device comprises liquid memory for holding therapeutic fluid and filter assemblies, described filter assemblies comprises liquid-inlet end and the port of export of the coupling part being connected to the described liquid memory interface (port) of running through described fluid storage wall, and the described port of export contains the sealing of the described port of export covering described filter assemblies.
The invention also discloses a kind of vein treatment device, this device comprises liquid memory, described liquid memory comprise be set to hold therapeutic fluid at first Part I, be set to initial Part II, initial removable barrier of isolating Part I and Part II of isolating with therapeutic fluid, this device also comprises the filter being positioned at described Part II, and described filter is fluidly connected to the interface running through described fluid storage wall.
This utility model further discloses a kind of vein treatment device, this device comprises liquid memory for holding therapeutic fluid and filter assemblies, described filter assemblies comprises the liquid-inlet end of the coupling part being connected to the described liquid memory interface running through described fluid storage wall and is positioned at the puncture tip of described entrance point, and described puncture tip is for piercing through the sealing between described liquid memory and described connecting interface.
The invention also discloses a kind of method using vein treatment device, described method comprises: be provided to the liquid memory that small part is equipped with therapeutic fluid; There is provided the liquid filter being connected to described liquid memory, described liquid filter is sealed at first, to avoid contacting with therapeutic fluid; Connect the outlet of peripheral IV conduit to described liquid filter; Get rid of the initial sealing stoping liquid filter to contact with therapeutic fluid; And, guide therapeutic fluid to flow to the import of described liquid filter from described liquid memory.
Accompanying drawing explanation
Fig. 1 shows the perspective view of vein treatment device described herein.
Fig. 2 shows the amplification profile of a part for the vein treatment device shown in Fig. 1.
Fig. 3 shows the perspective view of vein treatment device described herein.
Fig. 4 shows the side view of the vein treatment device shown in Fig. 3.
Fig. 5 shows the enlarged side view of vein treatment device described herein.
Fig. 6 shows the side view of vein treatment device described herein.
Fig. 7 shows the profile of a part for the vein treatment device shown in Fig. 6.
Fig. 8 shows the profile of vein treatment device described herein.
Fig. 9 shows the profile of vein treatment device described herein.
Detailed description of the invention
As a rule, vein treatment device as herein described is used to supply therapeutic fluid stream (such as, being with or without the normal saline of pharmaceutically active substance) to experimenter.Vein treatment device as herein described comprises filter assemblies, and before liquid is introduced in subject, liquid stream is through this filter assemblies.This filter partly or entirely may remove the exotic (such as, microgranule) in liquid stream.
In certain embodiments, vein treatment device comprises the liquid memory that therapeutic fluid is housed at least partly.Vein treatment device also comprises and will be connected to the liquid filter assemblies of liquid memory.This filter assemblies may comprise filter shell and be positioned at the filter element of described filter shell.This filter assemblies is sealing at first, avoids contacting with therapeutic fluid.In other words, before vein treatment device uses, therapeutic fluid is avoided contacting with filter assemblies.
Vein treatment device may comprise in one or more conveying liquid to subject and receive the interface of the liquid by being added into liquid memory.Filter assemblies may be connected to vein treatment device in the coupling part of this one or more interface.In one embodiment, hub-interface (central port) comprises outlet, and (fluid-tight) mode that the inlet tube of the filter shell of filter assemblies seals with basic liquid is embedded into this outlet.The inlet tube of filter shell may comprise the part of sealing or the film (such as, the sealing of liquid memory and/or the sealing of filter shell) being set to pierce through vein treatment device.Such as, filter shell may comprise a significantly outstanding part, such as puncture needle.In other embodiments, piercing portions or puncture needle are positioned on another parts of vein treatment device, and filter shell is connected on these parts in the downside (downstream side) of these parts.Removable stopping means (such as, ring (collar)) may be positioned on the inlet tube of filter shell, stops inlet tube to be fully inserted into the outlet of hub-interface.
Film phonograph seal may be positioned at hub-interface, stops filter assemblies to contact with the therapeutic fluid in liquid memory.When operator wants to use this vein treatment device, peripheral IV conduit is inserted in the outlet of filter assemblies by this operator, and shift(ing) ring.The inlet tube of filter shell is inserted in the outlet of hub-interface by operator completely, makes piercing portions or this film phonograph seal of needle pierces.Then, therapeutic fluid flows through filter assemblies, enters into peripheral IV conduit, arrives injection site (such as, experimenter pin injection site with it) through this peripheral IV conduit.
In certain embodiments, liquid filter comprises the sealing being positioned at the one or more end of liquid filter (such as, the port of export of liquid filter).Sealing stops liquid to flow through liquid filter at first and/or stops from external contaminants (pathogen such as, in dust, air) to enter filter before use.When using this vein treatment device, sealing destroyed (such as, removing) (such as, by a part for peripheral IV conduit is inserted in the outlet of liquid filter).
In other embodiments, filter assemblies passes through, and such as, flexible pipe (flexible tube) is connected on liquid memory.Filter assemblies may be fixedly attached on flexible pipe, such as, by binding agent, maybe may be movably connected on flexible pipe, such as, by adapter (such as, female Luer connects).Flexible pipe may be provided with removable fixture (clamp).Fixture may be set to squeezing tube, to make the internal path of flexible pipe be closed, stops therapeutic fluid to contact with filter assemblies.
In use, a part for peripheral IV conduit is inserted in the outlet of liquid filter by operator.Subsequently, fixture removes from flexible pipe by operator, thus makes therapeutic fluid flow through filter assemblies, enters peripheral IV conduit, finally reaches injection site (such as, experimenter pin injection site with it).
In certain embodiments, liquid memory may be divided into the dress liquid part and drying nest of holding therapeutic fluid at first.Filter assemblies is positioned at the drying nest of liquid memory, and initial and therapeutic fluid is isolated.This filter assemblies may be connected to run through fluid storage wall interface on.
Liquid memory may be prepared by elastic polymeric material.Fluid storage wall folder (such as, strangling) clamping strip together (bar clamp) may to be separated across liquid memory, with the drying nest of fluid partitioning bin and dress liquid part by liquid memory.In use, a part for operator or health care provider can connect (such as, insert) peripheral IV conduit in interface, and removes clamping strip, thus make therapeutic fluid both be full of initial dress liquid part, be also full of initial drying nest.Therapeutic fluid may soak into and flow through filter assemblies, enters peripheral IV conduit, final arrival pin injection site.
Fig. 1 shows the perspective view of vein treatment device 100.This vein treatment device 100 comprises the liquid memory 102 holding therapeutic fluid (such as, normal saline).Liquid memory 102 is containing polymeric material that is resilient, substantially non-porous.As a non-limiting example, liquid memory 102 seals (such as, bonding) elastic polymeric material together by two panels (sheet) and forms along neighboring.In other embodiments, liquid memory 102 is made up of rigid material substantially, such as, and highdensity polyethylene or other polymeric materials.Before use vein treatment device 100, the part holding the liquid memory 102 of therapeutic fluid substantially by hermetic seal, to prevent air or from external contaminants from invading, and may prevent the fluid leakage in liquid memory 102.
Vein treatment device 100 is containing one or more interface be formed on liquid memory 102.Such as, vein treatment device 100 contains at least hub-interface 104 and one or more satellite interface 106.In use, liquid stream is by the one or more trickle bins 102 in hub-interface 104 and satellite interface 106.In certain embodiments, material (such as, pharmaceutically active substance) is injected in liquid memory 102 by least one in hub-interface 104 and satellite interface 106.Such as, one in satellite interface 106 comprises needle hub and/or needleless connector (such as, female Luer 107), and the syringe (not shown) filling material is connected to this interface by operator.Then, material is injected the liquid of liquid memory 102 by operator from syringe by satellite interface 106.
Vein treatment device 100 comprises one or more liquid filter assemblies 108 for being connected to liquid memory 102.Filter assemblies 108 comprises the filter element 110 (Fig. 2) being positioned at filter housing 112.Filter element 110 may be made up of filter medium, such as, and the fiber of fabric or tangle up or other porous materials.When liquid flows out from liquid memory 102, through filter element 110, when peripheral IV conduit (not shown) arrives injection site (not showing equally), the pore size of filter medium is selected to pass through to hinder (such as, tackle) a certain size microgranule.
As shown in the figure, before vein treatment device 100 uses, filter assemblies 108 is positioned at the outside of liquid memory 102 hermetic seal.In other words, before vein treatment device 100 uses, filter assemblies 108 is isolate with liquid in liquid memory 102.In certain embodiments, filter assemblies 108 is included in the sealing 120 on one or more ends of filter assemblies 108.Before vein treatment device 100 uses, sealing stops liquid flow through filter assemblies 108 at first and/or isolate filter assemblies 108 and from external contaminants.Such as, as shown in Figure 1, seal 120 to be positioned on the port of export 115 of filter housing 112.Sealing 120 may be thin elastomeric material (such as, polymeric membrane or metal forming), and this material can be pierced through by piercing element or instrument (such as, puncture needle) and be broken.In other embodiments, sealing 120 is covering (such as, lid), and in use, it can be removed from the port of export 115 of filter housing 112.
Filter assemblies 108 is connected to the coupling part of interface (such as, hub-interface 104 or satellite interface 106).As shown in Figure 1, filter assemblies 108 is positioned near the hub-interface 104 of liquid memory 102.Hub-interface 104 comprises and is connected to liquid memory 102 and the outlet 114 extended from liquid memory 102.The entrance point 113 of the filter housing 112 of filter assemblies 108 comprises inlet tube 116.The shape and size of inlet tube 116 are set to outlet 114 tabling with hub-interface 104.Such as, the size of inlet tube 116 and outlet 114 is set up, and to make when inlet tube 116 is inserted into outlet 114, can produce liquid sealing substantially between inlet tube 116 and outlet 114.As non-limiting example, as shown in Figure 1, inlet tube 116 is essentially column type, and outlet 114 defines the hole being essentially column type, and inlet tube 116 can be inserted in this hole.
In certain embodiments, before vein treatment device 100 uses, inlet tube 116 is prevented from all being inserted in outlet 114.Such as, in the embodiment shown in fig. 1, removable ring 118 is positioned on inlet tube 116 at first, makes ring 118 nestle up outlet 114 and filter housing 112, can only be inserted partially in outlet 114 to make inlet tube 116.Ring 118 includes elastic (such as, telescopic) around the clip of inlet tube 116 part or band.In certain embodiments, ring 118 may be one with outlet 114 or inlet tube 116, and is set to relatively easily to break from outlet 114 or inlet tube 116.
Fig. 2 shows the profile of the vein treatment device embodiment shown in Fig. 1.As shown in Figure 2, the inlet tube 116 of the shell 112 of filter assemblies 108 stops at piercing element (such as, significantly outstanding part (such as, puncture needle 202)) place.Hub-interface 104 comprises the diaphragm seal 204 between liquid memory 102 and outlet 114.When preparing to use this vein treatment device 100, operator inserts the instrument that is connected to peripheral IV conduit (not shown), such as, instillator (such as, instillator 400 (Fig. 3 and Fig. 4)) to the port of export 115 of filter housing 112, with breakseal 120.Operator removes ring 118 (Fig. 1), inserts filter assemblies 108 completely, inlet tube 116 is fully inserted in outlet 114.When inlet tube 116 enters outlet 114 further, puncture needle 202 puncture through seal film 204, makes the liquid stream of liquid memory 102 through inlet tube 116, enters filter housing 112.Liquid may flow to the external diameter 206 of filter element 110, after filtration element 110, enters the internal diameter 208 of filter element 110, enters peripheral IV conduit from the port of export 115 of filter housing 112, arrives experimenter pin injection site with it.In other embodiments, before instrument (such as instillator) is connected to filter housing 112, filter housing 112 is inserted in liquid memory 102.
Fig. 3 shows an embodiment of vein treatment device 300.As shown in the figure, vein treatment device 300 comprises the filter assemblies 108 being connected to liquid memory 102 satellite interface 106.In the embodiments of figure 3, the coupling part of satellite interface 106 comprises the flexible pipe 302 extending to filter assemblies 108 from satellite interface 106.Filter assemblies 108 passes through, and such as, knock-down mechanical connection (such as, female Luer) is connected to flexible pipe 302.In other embodiments, filter assemblies 108 is fixedly joined to flexible pipe 302 by chemistry connection (such as, binding agent).Vein treatment device 300 comprises the fixture 304 be positioned on flexible pipe 302.
Fig. 4 shows the enlarged side view of the vein treatment device embodiment shown in Fig. 3.Fixture 304 comprise be set to clamping (such as, strangle) clamping element 306 of flexible pipe 302, when fixture 304 in off position time, the inner passage of closed hose 302, thus stop liquid stream through flexible pipe 302, isolate the liquid in filter assemblies 108 and liquid memory 102.
When preparing to use vein treatment device 300, operator gets rid of (such as from the port of export 115 of filter assemblies 108, pierce through) sealing 120, connect the peripheral IV conduit (such as, being connected with the instillator 400 with puncture tip by peripheral IV conduit) as described in above-mentioned Fig. 2 related content.Then, operator opens fixture 304, and liquid is flowed out from liquid memory 102, through flexible pipe 302, enters filter assemblies 108, enters peripheral IV conduit, finally arrives injection site (such as, experimenter pin injection site with it).
Fig. 5 shows the side view of vein treatment device 500.In this embodiment, liquid memory 502 is divided into the drying nest 506 substantially filling liquid part 504 and sky at first.Filter assemblies 508 is positioned at the drying nest 506 of liquid memory 502, and avoids at first and the fluid contact in the dress liquid part 504 of liquid memory 502.In this embodiment, liquid memory 502 may by porous material elastic, substantially, and such as, polymer is made.As shown in Figure 5, in this embodiment, liquid memory 502 is run through the removable barrier of liquid memory 502 (such as, clamping strip 510) and is divided into dress liquid part 504 and drying nest 506.Two of liquid memory 502 elastic outer wall are pressed from both sides (such as, strangling) together by clamping strip 510, to stop the liquid in dress liquid part 504 to enter drying nest 506, thus stop liquid to contact with filter assemblies 508 before use.
Filter assemblies 508 is connected to the pipe 512 running through liquid memory 502 outer wall.The outlet 514 of pipe 512 by the such as above-mentioned sealing with the description in the port of export 115 related content of filter assemblies 108 (such as; film or lid) protection, flow through liquid filter at first to stop liquid and/or stop from external contaminants to enter pipe 512 and filter assemblies 508.
When preparing to use vein treatment device 500, operator gets rid of sealing from outlet 514, peripheral IV conduit (not shown) is connected between outlet 514 and experimenter injection site, barrier is got rid of (such as from liquid memory, clamping strip 510), thus eliminate the interval between the dress liquid part 504 of liquid memory and dry 506.Therefore, make liquid enter whole liquid memory, the drying nest 506 before comprising, soak into and flow through filter assemblies 508, flowing through outlet 514, entering the injection site of experimenter through peripheral IV conduit.
In other embodiments, liquid memory 502 is divided into dress liquid part 504 and drying nest 506 by frangible sealing at first.Such as, bin 502 is divided into dress liquid part 504 and drying nest 506 by the rupture diaphragm being positioned at liquid memory 502.Time necessary, rupture diaphragm is destroyed by operator, such as, by extruding liquid memory 502.In certain embodiments, the polymeric material that liquid memory is bonded together along neighboring by two panels forms.Sealing between two sheet material extends to the neighboring of liquid memory opposite side from the neighboring of liquid memory side, bin is divided into dress liquid part 504 and drying nest 506.Time necessary, the sealing extended between neighboring is set to be easy to be destroyed (such as by operator, destroy than around the binding agent of neighboring is easier), such as, the dress liquid part 504 of extruding liquid memory 502 or near sealing, two sheet material are torn.
Fig. 6 shows the side view of vein treatment device 600.In this embodiment, liquid memory 602 comprises the interface 604 with joint sleeve (coupling sleeve) 606.The entrance point 608 of filter assemblies 610 is connected to connecting ring (coupling collar) 612, and connecting ring 612 is set to be mechanically connected with joint sleeve 606.Connecting ring 612 also may comprise one or more satellite interface 609.
Fig. 7 shows the amplification profile of the vein treatment device 600 shown in Fig. 6.Joint sleeve 606 comprises connection features part (connection features) (such as, screw thread 614), described connection features part is set to interact with the connection features part be positioned on connecting ring 612 (such as, screw thread 616).The entrance point 608 (Fig. 6) of filter assemblies 610 also may comprise one or more piercing element (such as, puncture needle 618) being positioned at connecting ring 612 at least partly.One or more in puncture needle 618 pass through, and such as, pipe 622 is fluidly connected to filter assemblies 610.Such as, a puncture needle 618 may be fluidly connected to filter assemblies 610, and another puncture needle 618 may be fluidly connected to one or more satellite interface 609.
One or more puncture needle 618 is positioned on carrier (carrier) 624 or through carrier 624.Connecting ring 612 can freely rotate relative to carrier 624 or puncture needle 618.
When operator prepares to use vein treatment device 600, connecting ring 612 is put on joint sleeve 606 by operator, and to be rotatably connected sleeve pipe 606 relative to connecting ring 612, and screw thread (thread) 614 is engaged with screw thread 616.When screw thread 614 and screw thread 616 engage, towards direction stretching connecting ring 612 and one or more puncture needle 618 of liquid memory 602, one or more puncture needle 618 pierce through be positioned at interface 604 one or more coupling parts (such as, be positioned at the opening 628 of end plate 630) top sealing 626, and one or more puncture needle 618 enters in liquid memory 602, make liquid memory 602 with filter assemblies 610, fluid occur by pipe 622 to be communicated with, one or more parts of joint sleeve 606 are set to form antagonism puncture needle 618 in case the liquid sealing of stopping leak dew.Such as, one or more end plate (end plate), the barrier film being positioned at end plate 630 formation opening 628 and sealing 626 (such as, films) are set to be formed and resist puncture needle 618 in case the liquid sealing of stopping leak dew.Operator inserts a part of peripheral IV conduit (such as, instillator 400 (Fig. 6)) in the port of export 632 of filter assemblies 610, as above-mentioned with described in Fig. 2 related content.The port of export 632 of filter assemblies 610 comprise substantially as above-mentioned with the sealing described in Fig. 2 related content.
Fig. 8 shows the amplification profile of vein treatment device 800 embodiment.In the embodiment shown in fig. 8, joint sleeve 806 comprises the guard ring (such as, snap ring 802) being essentially annular be positioned on the external diameter 804 of joint sleeve 806.Snap ring 802 is set to interact with the annular be positioned on the internal diameter 810 of connecting ring 812 outstanding (such as, edge (lip) 808).Such as, connecting ring 812 is put on joint sleeve 806 by operator, presses these two parts simultaneously, until edge 808 is through snap ring 802, the mechanical interaction between edge 808 and snap ring 802 keeps connecting ring 812 on joint sleeve 806.When connecting ring 812 and joint sleeve 806 are pressed simultaneously, be connected to puncture needle 628 puncture through seal 626 of the entrance point 608 (Fig. 6) of filter assemblies 610, enter liquid memory 602.
Fig. 9 shows the amplification profile of vein treatment device 900 embodiment.In the embodiment shown in fig. 9, filter assemblies 902 is positioned at connecting ring 906.Connecting ring 906 comprises one or more connection features part, such as, and the edge 808 engaged with the snap ring 802 on joint sleeve 912 or be threaded (threaded attachment) as discussed in above-mentioned Fig. 6 or Fig. 7 related content.
Filter assemblies 902 comprises the filter housing 904 around filter element 908.This filter housing 904 comprises inlet part 914, and inlet part 914 is with the piercing element extended from it (such as, puncture needle 910).Connecting ring 906 is connected with joint sleeve 902.Such as, described in above-mentioned Fig. 8 related content, connecting ring 906 is arranged on joint sleeve 902, presses these two parts simultaneously, until edge 808 engages with snap ring 802.When these assemblies are moved together, puncture needle 910 puncture through seal 626, enters liquid memory 602, thus makes liquid flow out bin 602, enters filter assemblies 902.Filter assemblies 902 comprises the outlet 914 covered by sealing 916.When a part for peripheral IV conduit, such as, the instillator (Fig. 6) containing puncture needle, time in the outlet 914 being inserted into filter assemblies 902, puncture through seal 916.
Detailed description of the invention of the present utility model is as described below.
Embodiment 1: a kind of vein treatment device, comprising: for holding the liquid memory of therapeutic fluid; And filter assemblies, described filter assemblies comprises: the liquid-inlet end being connected to the coupling part of the described liquid memory interface running through described fluid storage wall; And containing covering the port of export of sealing of liquid outlet of described filter assemblies.
Embodiment 2: vein treatment device as described in Example 1, the described entrance point of wherein said filter assemblies comprises the inlet tube extended from the shell of described filter assemblies further, the described coupling part of wherein said interface comprises the outlet extended from described interface, and the described outlet tabling of the described inlet tube of wherein said filter assemblies and described liquid memory.
Embodiment 3: vein treatment device as described in Example 2, comprise the film between described liquid memory and the described coupling part of described interface further, wherein said film stops the filter element of described filter assemblies to contact with described medical fluid before described vein treatment device uses.
Embodiment 4: vein treatment device as described in Example 3, the described inlet tube of wherein said filter housing comprises piercing element, when the described inlet tube of described filter housing is fully inserted into the described outlet of described interface, described piercing element pierces through described film.
Embodiment 5: vein treatment device as described in Example 4, the removable loop resistance being wherein positioned at the described inlet tube of described filter housing stops described inlet tube and is fully inserted into described outlet.
Embodiment 6: vein treatment device as described in Example 1, wherein said coupling part comprises extends and the flexible pipe be communicated with described liquid memory fluid from described liquid memory.
Embodiment 7: vein treatment device as described in Example 6, the removable fixture be wherein positioned at above described flexible pipe encloses the inner passage of described flexible pipe, and seals described filter, contacts with described therapeutic fluid to avoid described filter.
Embodiment 8: a kind of vein treatment device, comprising: liquid memory, described liquid memory comprises the Part I being set to hold therapeutic fluid at first and the Part II being set to initial and described therapeutic fluid is isolated; The removable described Part I of initial isolation and the barrier of Part II; And being positioned at the filter of described Part II, described filter is fluidly connected to the interface running through described fluid storage wall.
Embodiment 9: a kind of vein treatment device, comprising: for holding the liquid memory of therapeutic fluid; And filter assemblies, described filter assemblies comprises: the liquid-inlet end being connected to the coupling part of the described liquid memory interface running through described fluid storage wall; And be positioned at described entrance point piercing element for what pierce through the sealing that is positioned at described liquid memory and described coupling part.
Embodiment 10: vein treatment device as described in Example 9, the coupling part of wherein said liquid memory comprises the joint sleeve containing connection features part, and described connection features part is set to engage the complementary connection features part of the connecting ring of the described entrance point being connected to described filter assemblies.
Embodiment 11: vein treatment device as described in Example 10, wherein said filter assemblies is positioned at described connecting ring at least partly.
Embodiment 12: the vein treatment device as described in embodiment 10 or 11, wherein said piercing element is positioned at described connecting ring at least partly.
Embodiment 13: a kind of method using vein treatment device, described method comprises: be provided to the liquid memory that small part is equipped with therapeutic fluid; There is provided the liquid filter being connected to liquid memory, described liquid filter is sealed at first, contacts with described therapeutic fluid to stop it; Connect the outlet of peripheral IV conduit to described liquid filter; Get rid of the initial sealing stoping described liquid filter to contact with described therapeutic fluid; And introduce from described liquid memory the import that therapeutic fluid flows to described liquid filter.
Embodiment 14: as the method for embodiment 13, wherein gets rid of the initial sealing stoping described liquid filter to contact with described therapeutic fluid and comprises the liquid sealing destroying the outlet being positioned at described liquid memory.
Embodiment 15: as the method for embodiment 13, wherein gets rid of and stops the initial sealing that contacts with described therapeutic fluid of described liquid filter to comprise to remove fixture from the flexible pipe that described bin is communicated with the described inlet fluid of described liquid filter.
Embodiment 16: as the method for embodiment 13, wherein gets rid of and stops the initial sealing that contacts with described therapeutic fluid of described liquid filter to comprise to remove fixture from liquid memory.
Embodiment 17: a kind of intravenous therapy device describing and be illustrated in this.
Embodiment 18: a kind of method using the intravenous therapy device describing and be illustrated in this.
Embodiment 19: a kind of method preparing the intravenous therapy device describing and be illustrated in this.
Embodiment 20: a kind of vein treatment device, comprising: for holding the liquid memory of therapeutic fluid; The coupling part of described liquid memory interface, described coupling part comprises the outlet extended from described interface; Film between described liquid memory and the described coupling part of described interface; And filter assemblies, described filter assemblies comprises: the entrance point containing the inlet tube extended from the shell of described filter assemblies, and the size of described inlet tube is set to be fitted in the described outlet that extends from described interface; Be positioned at the piercing element on described inlet tube, when the described inlet tube of described filter housing is fully inserted into the described outlet of described interface, described piercing element pierces through the film between described liquid memory and the described coupling part of described interface; Be positioned at the removable ring on the described inlet tube of described filter housing, when described removable ring in place time, described removable loop resistance only described inlet tube is fully inserted into described outlet; And containing covering the port of export of sealing of liquid outlet of described filter assemblies.
Once this instant vein treatment device is disclosed, those of ordinary skill in the art will prepare easily and assemble this device.
Claims (12)
1. a vein treatment device, comprising:
For holding the liquid memory of therapeutic fluid, described liquid memory comprises the interface with the coupling part running through described fluid storage wall, and described interface is for obtaining the described therapeutic fluid in described liquid memory; And
Filter assemblies, described filter assemblies comprises:
Be connected to the liquid-inlet end of the described coupling part of the described interface of described liquid memory; And
The port of export of the sealing of the liquid outlet containing the described filter assemblies of covering.
2. vein treatment device as claimed in claim 1, the described entrance point of wherein said filter assemblies comprises the inlet tube extended from the shell of described filter assemblies further, the described coupling part of the described interface of wherein said liquid memory comprises the outlet extended from described interface, and the described inlet tube of wherein said filter assemblies is set to be fitted in the described outlet of described liquid memory.
3. vein treatment device as claimed in claim 2, film near the described connection comprising the described interface being positioned at described liquid memory further, wherein said film is set to stop the filter element of described filter assemblies to contact with described medical fluid before described vein treatment device uses.
4. vein treatment device as claimed in claim 3, the described inlet tube of wherein said filter housing comprises piercing element, when described filter housing described inlet tube by certain depth be inserted into the described outlet of described interface of described liquid memory time, described piercing element pierces through described film.
5. vein treatment device as claimed in claim 4, the removable loop resistance be wherein arranged on the described inlet tube of described filter housing stops described inlet tube and is inserted in described outlet by certain depth.
6. vein treatment device as claimed in claim 1, the described coupling part of wherein said liquid memory comprises extends and the flexible pipe be communicated with described liquid memory fluid from described liquid memory, and the removable fixture be wherein arranged on above described flexible pipe has been closed the inner passage of described flexible pipe, and seal described filter, contact with described therapeutic fluid to avoid described filter.
7. vein treatment device as claimed in claim 1, the described inlet tube of wherein said filter housing comprises the piercing element being positioned at described entrance point, described piercing element for pierce through the described interface being positioned at liquid memory described in described liquid memory described coupling part near sealing.
8. vein treatment device as claimed in claim 7, the described coupling part of wherein said liquid memory comprises the joint sleeve containing connection features part, and described connection features part is set to engage the complementary connection features part of the connecting ring of the described entrance point being connected to described filter assemblies.
9. vein treatment device as claimed in claim 8, wherein said filter assemblies is positioned at described connecting ring at least partly.
10. vein treatment device as claimed in claim 8, wherein said piercing element is positioned at described connecting ring at least partly.
11. 1 kinds of vein treatment devices, comprising:
For holding the liquid memory of therapeutic fluid, described liquid memory comprises:
Have the interface of the coupling part running through described fluid storage wall, described interface is for obtaining the described therapeutic fluid in described liquid memory, and described coupling part comprises the outlet extended from described interface; And
Film near the described coupling part being positioned at described interface, described film is set to the described therapeutic fluid of optionally isolating in the described liquid memory of described vein treatment device; And
Filter assemblies, described filter assemblies comprises:
Entrance point containing the inlet tube extended from the shell of described filter assemblies, the size of described inlet tube is set to be fitted in the described outlet that extends from described interface;
Be positioned at the piercing element on described inlet tube, when described filter housing described inlet tube by certain depth be inserted into the described outlet of described interface time, described piercing element pierces through the film of described liquid memory;
Be positioned at the removable ring on the described inlet tube of described filter housing, when described removable ring in place time, described removable loop resistance only described inlet tube is inserted in described outlet with certain depth; And
Containing the port of export of sealing of liquid outlet covering described filter assemblies.
12. 1 kinds of vein treatment devices, comprising:
Liquid memory, described liquid memory comprises the Part I being set to hold therapeutic fluid at first and the Part II being set to initial and described therapeutic fluid is isolated;
The removable described Part I of initial isolation and the barrier of Part II; And
Be positioned at the filter of described Part II, described filter is fluidly connected to the interface running through described fluid storage wall.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201461981401P | 2014-04-18 | 2014-04-18 | |
| US61/981,401 | 2014-04-18 |
Publications (1)
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| CN204233524U true CN204233524U (en) | 2015-04-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420361323.9U Withdrawn - After Issue CN204233524U (en) | 2014-04-18 | 2014-06-30 | Intravenous therapy device comprising at least one filter |
| CN201610831387.4A Active CN106377816B (en) | 2014-04-18 | 2014-06-30 | Intravenous therapy device comprising at least one filter assembly |
| CN201410310823.4A Active CN104127932B (en) | 2014-04-18 | 2014-06-30 | Intravenous therapeutic device comprising at least one filter |
| CN201410523271.5A Active CN104998318B (en) | 2014-04-18 | 2014-09-30 | Vein treatment device |
| CN201810378087.4A Pending CN108853638A (en) | 2014-04-18 | 2014-09-30 | Vein treatment device |
| CN201420576329.8U Active CN204233526U (en) | 2014-04-18 | 2014-09-30 | Vein treatment device |
| CN201420669984.8U Active CN204246586U (en) | 2014-04-18 | 2014-11-10 | Vein treatment device |
Family Applications After (6)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610831387.4A Active CN106377816B (en) | 2014-04-18 | 2014-06-30 | Intravenous therapy device comprising at least one filter assembly |
| CN201410310823.4A Active CN104127932B (en) | 2014-04-18 | 2014-06-30 | Intravenous therapeutic device comprising at least one filter |
| CN201410523271.5A Active CN104998318B (en) | 2014-04-18 | 2014-09-30 | Vein treatment device |
| CN201810378087.4A Pending CN108853638A (en) | 2014-04-18 | 2014-09-30 | Vein treatment device |
| CN201420576329.8U Active CN204233526U (en) | 2014-04-18 | 2014-09-30 | Vein treatment device |
| CN201420669984.8U Active CN204246586U (en) | 2014-04-18 | 2014-11-10 | Vein treatment device |
Country Status (2)
| Country | Link |
|---|---|
| CN (7) | CN204233524U (en) |
| WO (1) | WO2015160823A1 (en) |
Cited By (1)
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| CN104127932A (en) * | 2014-04-18 | 2014-11-05 | 美国昊朗国际公司 | Intravenous therapy device including at least one filter, and related components and methods of use |
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| US10300228B2 (en) * | 2014-08-26 | 2019-05-28 | Innovosciences, Llc | Thermal modulation of an inhalable medicament |
| CN106237443B (en) * | 2015-12-22 | 2022-11-11 | 陈陆陆 | Filter equipment reaches filtration infusion container including it |
| WO2018219182A1 (en) * | 2017-05-27 | 2018-12-06 | 江苏金塔药业有限公司 | Filtering device and filtering infusion container comprising same |
| SG11202000404XA (en) | 2017-07-20 | 2020-02-27 | Gemtier Medical Jiangsu Inc | Filter device and filtering infusion container comprising same |
| CN109276780A (en) * | 2017-07-20 | 2019-01-29 | 江苏金塔药业有限公司 | Filter device and filtering infusion vessel including it |
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- 2014-06-30 CN CN201420361323.9U patent/CN204233524U/en not_active Withdrawn - After Issue
- 2014-06-30 CN CN201610831387.4A patent/CN106377816B/en active Active
- 2014-06-30 CN CN201410310823.4A patent/CN104127932B/en active Active
- 2014-09-30 CN CN201410523271.5A patent/CN104998318B/en active Active
- 2014-09-30 CN CN201810378087.4A patent/CN108853638A/en active Pending
- 2014-09-30 CN CN201420576329.8U patent/CN204233526U/en active Active
- 2014-11-10 CN CN201420669984.8U patent/CN204246586U/en active Active
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2015
- 2015-04-14 WO PCT/US2015/025776 patent/WO2015160823A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104127932A (en) * | 2014-04-18 | 2014-11-05 | 美国昊朗国际公司 | Intravenous therapy device including at least one filter, and related components and methods of use |
| CN104127932B (en) * | 2014-04-18 | 2017-01-11 | 广东海恺普新型医药包装材料有限公司 | Intravenous therapeutic device comprising at least one filter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104998318B (en) | 2018-08-03 |
| CN104998318A (en) | 2015-10-28 |
| CN204233526U (en) | 2015-04-01 |
| CN106377816B (en) | 2020-02-14 |
| CN108853638A (en) | 2018-11-23 |
| CN106377816A (en) | 2017-02-08 |
| CN104127932A (en) | 2014-11-05 |
| WO2015160823A1 (en) | 2015-10-22 |
| CN204246586U (en) | 2015-04-08 |
| CN104127932B (en) | 2017-01-11 |
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Effective date of registration: 20160630 Address after: 201913 Shanghai County, Changxin Town, Pan Park Road, building 9796, room 2, No., room 1800 Patentee after: Shanghai Tan Ju Medical Technology Co Ltd Address before: Utah, Tver, USA Patentee before: HEALTH LINE INTERNATIONAL CORP. |
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