CN104841038B - A kind of safety-type Perfusion drip funnel - Google Patents
A kind of safety-type Perfusion drip funnel Download PDFInfo
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- CN104841038B CN104841038B CN201510296900.XA CN201510296900A CN104841038B CN 104841038 B CN104841038 B CN 104841038B CN 201510296900 A CN201510296900 A CN 201510296900A CN 104841038 B CN104841038 B CN 104841038B
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- 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
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/153—Devices specially adapted for taking samples of venous or arterial blood, e.g. with syringes
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- 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
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- 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
- A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
- A61M5/16804—Flow controllers
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- 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
- A61M2005/1401—Functional features
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Abstract
The present invention provides a kind of safety-type Perfusion drip funnel, including dropping funnel shell, input pipe and efferent duct, partition is fixedly connected in the dropping funnel housing cavity, dropping funnel housing cavity is separated into mutually independent filter chamber and collecting chamber by the partition, conduit is fixedly mounted on partition, filter chamber is connected the conduit with collecting chamber, filter screen is fixedly mounted in the filter chamber, the input pipe is fixedly connected with dropping funnel shell one end and communicates with filter chamber, and the efferent duct is fixedly connected with the dropping funnel shell other end and communicates with collecting chamber.Dropping funnel of the invention can be by suitably squeezing the filter chamber on dropping funnel, separate the impurity being deposited on filter screen with filter screen, the output flow of dropping funnel is set easily to be restored to normal level, and, the big partial size impurity being deposited on filter screen will not be forced through filter screen and enter in collecting chamber, impurity can be effectively avoided to enter in human body, ensure that reliability, the safety of infusion.
Description
Technical field
The present invention relates to a kind of Perfusion drip funnels, more particularly, to a kind of safety-type Perfusion drip funnel.
Background technique
Blood used in medical industry adopts exhaust branch of the setting with air filter, the exhaust branch on blood transfusion apparatus at present
Road is medical connection hose, and both ends connect with air filter, puncture outfit communicate respectively.In blood sampling treatment, when blood is adopted
Puncture outfit is first interted infusion bottle when carrying out puncturing infusion bottle operation by blood transfusion apparatus, and by the exhaust branch with air filter
Fixed therefore, the exhaust branch with air filter that happens occasionally is forgotten to retighten upward, or fixation is bad, to go out
Existing pipeline gives a discount or air filter leakage situation, affects normal infusion, reduces blood and adopt defeated efficiency, or even cause dirt
Dye, moreover, remaining blood can not be rinsed well in pipeline after the completion of blood transfusion, to cause the waste of blood resource.
Traditional blood adopts blood transfusion apparatus in clinical application in addition to the above described disadvantages, and there is also following disadvantages:
First, the connection type that traditional blood adopts transfusion needle and hose on blood transfusion apparatus is using the straight-through company with taper
It connects, therefore, connection reliability is not high, there is the hidden danger to be fallen off by external force.
Second, traditional blood adopts blood transfusion apparatus in adopting transfusion procedure, due to the exhaust branch phase with air filter
Puncture outfit even is without handle position, so labor intensity when also increasing puncture procedure.
Third, traditional blood are adopted the blood filter in blood transfusion apparatus and are mounted in dropping funnel inner cavity, are same use with dropping funnel
One inner space, and blood be introduced into blood filter without strainer end, then from have strainer end outflow, the blood of flowing is to filter
Net has certain contention effect, and blood itself also there is certain viscosity therefore to be unfavorable for observing pipe-line system in time very much
In velocity of blood flow.After thering is blood clot to enter dropping funnel inner space, it is easy to be deposited on the strainer of blood filter, cause
Blood filter (strainer) easily blocks.If squeezing dropping funnel by force, and it is easy blood clot to get into strainer, and with flowing
Blood enters in human body, causes adverse effect to the transfusion safety of human body.In addition, being not easy when blood filter blocks
It is found in time, therefore, will also result in certain security risk.
4th, it is usually disposable medical instrument that traditional blood, which adopts blood transfusion apparatus, the components such as dropping funnel therein, conduit
Main material use polyvinyl chloride (PVC) material substantially.It is usually to take burning mode when blood adopts blood transfusion apparatus after use
Carry out waste treatment.In burning disposal, the burning processing of pvc material is relatively difficult, and burial can cause soil seriously
Pollution, when burning, can generate hydrogen chloride and dioxin gas, and hydrogen chloride will form acid rain, and dioxin gas is carcinogen.
Therefore, it is unfavorable for very much environmental protection.
Summary of the invention
The technical problem to be solved by the present invention is in view of the problems of the existing technology, providing a kind of safety-type infusion drop
Bucket, guarantees that the output flow of dropping funnel can easily be restored to normal level, it is ensured that the big partial size impurity in infusion liquid is not
It can export into the pipeline outside dropping funnel, to guarantee reliability, the safety of infusion.
The technical problem to be solved in the present invention is realized using following technical scheme: a kind of safety-type Perfusion drip funnel, including
Dropping funnel shell, input pipe and efferent duct, are fixedly connected with partition in the dropping funnel housing cavity, and the partition is by dropping funnel housing cavity
It is separated into mutually independent filter chamber and collecting chamber, is fixedly mounted conduit on partition, the conduit is by filter chamber and collecting chamber
Conducting, is fixedly mounted filter screen, the input pipe is fixedly connected with dropping funnel shell one end and and filter chamber in the filter chamber
It communicates, the efferent duct is fixedly connected with the dropping funnel shell other end and communicates with collecting chamber.
Preferably, the filter screen is funnel-shaped, and relatively big end is arrival end, and the opening direction of arrival end is carried on the back
To partition, relatively small end is outlet end, and outlet end is close to partition.
Preferably, the filter screen is fixedly mounted in filter chamber in a manner of heat seal.
Preferably, integral using medical high polymer adhesive close adhesion between the partition and conduit, Huo Zheyi
The connection of body chemical conversion type.
Preferably, the partition and/or conduit use TPE material machine-shaping.
Preferably, integral using medical high polymer adhesive close adhesion between the partition and dropping funnel shell, or
The connection of person's integrated molding.
Preferably, the dropping funnel shell is using TPE material machine-shaping.
It is preferably, integral using medical high polymer adhesive close adhesion between the input pipe and dropping funnel shell,
Or integrated molding connection.
It is preferably, integral using medical high polymer adhesive close adhesion between the efferent duct and dropping funnel shell,
Or integrated molding connection.
Preferably, the input pipe and/or efferent duct are using TPE material machine-shaping.
Compared with prior art, the beneficial effects of the present invention are: working as fluid such as blood of dropping funnel hull outside etc. from input
After pipe enters dropping funnel, the big partial size impurity in fluid is deposited on filter screen because that cannot pass through filter screen, works as filter screen
When blocking, operator can suitably squeeze the filter chamber on dropping funnel, make the impurity being deposited on filter screen towards with stream
The opposite direction movement of body normal flow direction, forces impurity to be separated from each other with filter screen, to make the output flow of dropping funnel can
To be easily restored to normal level；Simultaneously as the big partial size impurity being deposited on filter screen will not be forced through filtering
Net and enter in collecting chamber, it is ensured that impurity will not be output in the pipeline outside dropping funnel by efferent duct, to be effectively prevented from
Impurity enters in human body, ensure that reliability, the safety of infusion.
Detailed description of the invention
Fig. 1 is the structure chart (embodiment 1) that a kind of safety-type blood adopts blood transfusion apparatus.
Fig. 2 is the partial enlarged view in the portion A in Fig. 1.
Fig. 3 is the partial enlarged view in the portion C in Fig. 2.
Fig. 4 is the cross-sectional view (exploded view) of the second puncture outfit in Fig. 1.
Fig. 5 is the partial enlarged view in the portion B in Fig. 1.
Fig. 6 is the structure chart (embodiment 2) that a kind of safety-type blood adopts blood transfusion apparatus.
Fig. 7 is the cross-sectional view of elastic ball in Fig. 6.
Fig. 8 is the structure chart (embodiment 3) that a kind of safety-type blood adopts blood transfusion apparatus.
Fig. 9 is the structure chart of dropping funnel in Fig. 1 or Fig. 6 or Fig. 8.
Marked in the figure: the first puncture outfit of 1-, 2- liquid stopping clamp, the connection hose of 3- first, the second puncture outfit of 4-, the connection of 5- second
Hose, the first three-way connection of 6-, the second three-way connection of 7-, 8- third connect hose, the connection hose of 9- the 4th, 10- dropping funnel, 11-
Filter screen, 12- roller type flow regulator, the connection hose of 13- the 5th, 14- third three-way connection, the connection hose of 15- the 6th,
The connection hose of 16- the 7th, 17- transfusion needle, 18- helmet, 19- standard inner circle taper thread joint, 20- standard outer circle taper thread connect
Head, 21- elastic ball, 22- through-hole, 23- bellows, the grip part 41-, 42- inlet channel, 43- sprue, 44- puncturing head, 45-
Fixed bracket, the fixed lid of 46-, 47- puncture outfit ontology, 48- one-way air inlet film, 49- air-filtering membrane, 101- input pipe, 102-
Filter chamber, 103- partition, 104- conduit, 105- efferent duct, 106- collecting chamber.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawing and specific implementation
The present invention is described in detail for example.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, not
For limiting the present invention.
Embodiment 1
Blood as shown in Figure 1 adopts blood transfusion apparatus, including blood sampling branch, blood transfusion branch, the first puncture outfit 1 and second puncture
Device 4 and transfusion needle 17, the blood sampling branch include the 5th connection hose 13 and the roller type for adjusting the 5th connection 13 flow of hose
Flow regulator 12, the blood transfusion branch include that third connection hose the 8, the 4th connects hose 9 and dropping funnel 10,10 liang of the dropping funnel
End connect 8 right end of hose with third respectively, the 4th connection 9 left end of hose is sealedly and fixedly connected, and passes through heat seal in 10 inner cavity of dropping funnel
Mode is fixedly connected with filter screen 11.5th connection, 13 left end of hose, third connect second of 8 left end of hose respectively with product type
Medical high polymer adhesive close adhesion, the 5th connection 13 right end of hose, the 4th are used between the diplopore end of three-way connection 7
Connection 9 right end of hose is closely glued between the diplopore end of the third three-way connection 14 of product type using medical high polymer adhesive respectively
It closes, liquid stopping clamp 2 is set on third connection hose 8, adjustable 4th connection hose 9 is set on the 4th connection hose 9 and is flowed
The roller type flow regulator 12 of amount.First puncture outfit 1 is common puncture outfit, with first connect 3 one end of hose it
Between be fixedly connected using medical high polymer adhesive seal, the first connection 3 other end of hose is connected with the 1st of product type
Medical high polymer adhesive close adhesion is used between first 6 diplopore end, and liquid stopping clamp 2 is set on the first connection hose 3.
The specific structure of second puncture outfit 4 is as shown in Figure 2, Figure 3, Figure 4, including puncture outfit ontology 47, grip part
41 and the fixation bracket 45 with through-hole and fixed lid 46,47 free end of puncture outfit ontology is puncturing head 44, described to hold
The trapezoidal shape in portion 41 is held, relatively large one end is fixedly connected with puncture outfit ontology 47, passes through gripping in this way convenient for operator
Portion 41 applies enough active forces to puncturing head 44, improves the puncture efficiency of the second puncture outfit 4, when being conducive to mitigate puncture procedure
Labor intensity.Sprue 43 is set on the puncture outfit ontology 47, meanwhile, the setting perforation puncturing head on puncture outfit ontology 47
44 inlet channel 42, the inlet channel 42 are parallel to each other with sprue 43.Groove is opened up in the input end of inlet channel 42,
The fixed bracket 45 is in T shape, relatively small end with interference fit type fixed seal connection in a groove, can also adopt
It is fixedly connected in a groove with medical high polymer adhesive seal, relatively big end then exposes to puncture outfit ontology 47, described
Through-hole on fixed bracket 45 is mutually communicated with inlet channel 42.List is installed between fixed bracket 45 and puncture outfit ontology 47
To air inlet film 48 and air-filtering membrane 49, the one-way air inlet film 48 passes through fixed bracket 45 and is fixedly mounted on inlet channel 42
Inlet port, the setting of air-filtering membrane 49 is between one-way air inlet film 48 and fixed bracket 45, as shown in Figure 4.It is described
The cross sectional shape of fixed lid 46 is T-shaped, and relatively the lug boss main body of small end is cylindrical shape, lug boss tip designs balling-up
Face body is more conducive to guiding when fixed lid 46 and fixed 45 mutual fastening of bracket in this way, also facilitates fixed lid 46 from admittedly
It is taken off on fixed rack 45.Lug boss on the fixed lid 46 preferably forms interference between the through-hole on fixed bracket 45 and matches
It closes, when fixed lid 46 fastens in place with fixed bracket 45, is tightly connected between fixed lid 46 and fixed bracket 45, it is solid to close
45 air inlet oral area of fixed rack；When fixed lid 46 is separated from each other with fixed bracket 45, fixed 45 air inlet oral area of bracket is opened, from
And it is mutually communicated inlet channel 42 with 4 exterior space of the second puncture outfit, so that the air of 4 exterior space of the second puncture outfit can be with
Enter inlet channel 42 from the through-hole on fixed bracket 45, and flows out the second puncture outfit 4 from puncturing head 44.Since fixed lid 46 is beaten
After opening, the air of one-way air inlet film 48 permission 4 exterior spaces of the second puncture outfit passes through logical into air inlet after one-way air inlet film 48
Road 42, therefore, second puncture outfit 4 are the puncture outfits for having one-way air inlet mechanism.
It is fixed between second puncture outfit 4 and second connection 5 one end of hose using medical high polymer adhesive seal
Connection, described second connects between the diplopore end of the first three-way connection 6 of the other end of hose 5 and product type using medical high polymer
Adhesive close adhesion, the sprue 43 on the second puncture outfit 4 connect hose 5 with second and are mutually communicated, and connect hose 5 second
Upper setting liquid stopping clamp 2.Pass through connection between the single hole end of first three-way connection 6 and the single hole end of the second three-way connection 7
Hose, which seals against each other, to be fixedly connected.
As shown in Figure 1, shown in Figure 5, the transfusion needle 17 connect hose 16 with the 7th and is fixedly connected, and the 3rd 3 of the product type the
Medical high polymer adhesive close adhesion is used between the single hole end of pass joint 14 and the 6th connection hose 15, the therein 6th connects
Composition screw thread between hose 15 and the 7th connection hose 16 is connect to be flexibly connected.Specifically, solid in the 6th connection 15 one end of hose
Surely standard outer cone nipple 20 is connected, is fixedly connected with standard inner circle taper thread joint 19 in the 7th connection 16 one end of hose,
Screw thread is formed between the standard inner circle taper thread joint 19 and standard outer cone nipple 20 to be flexibly connected, therefore, infusion
The connection that needle 17 and blood adopt blood transfusion apparatus can be mutual by standard inner circle taper thread joint 19, standard outer cone nipple 20
Cooperation rotation is tightened, and it is existing that such structure can not only guarantee that transfusion needle 17 is not fallen off by external force
As, safety, high reliablity, and it is convenient for disassembly and assembly, implementation cost is low, be conducive to improve blood and adopt blood transfusion apparatus adopting when in use
Blood transfusion efficiency.
The entire pipe-line system that the blood of the present embodiment adopts blood transfusion apparatus is a closed cycle system, and sealed Packs sterilized
Dress.It is the functional requirement for completing to adopt, transfuse blood using gravity in clinical use.Its specific working principle is as follows:
When clinic needs blood was collected to operate, first the liquid stopping clamp 2 of the blood transfusion branch road with dropping funnel 10 is closed, i.e. handle
Third connects the liquid stopping clamp 2 on hose 8 and closes, and connects the liquid stopping clamp 2 on hose 5 for second and is also switched off.Blood utilizes gravity
Whole blood sequentially enters standard inner circle taper thread joint 19, standard outer cone nipple 20 after passing through transfusion needle 17, connects through the 6th
Connect hose 15, third three-way connection 14 enters the 5th and connects hose 13, and along the 5th connection flowing of hose 13, flowing through second
Enter the first connection hose 3 after three-way connection 7, the first three-way connection 6, finally flows through the entrance of the first puncture outfit 1 and worn with first
It pierces in the blood taking bag that device 1 connects, completes blood sampling function.In this blood collection procedure, due to being provided on the 5th connection hose 13
Flow regulator, i.e. roller type flow regulator 12 adjust the by adjusting roller type flow regulator 12 in which can be convenient
Blood flow in five connection hoses 13.
When clinic needs to carry out blood transfusion procedure, 1 puncture blood collecting bag of the first puncture outfit is simultaneously attached thereto, all due to blood taking bag
It is flexible blood bag, when blood transfusion will not generate negative pressure problem, and therefore, the first puncture outfit 1 does not need configuration exhaust branch.When blood transfusion,
Firstly, closing the liquid stopping clamp 2 on the first connection hose 3, branch the i.e. the 5th of taking a blood sample is connected to the roller type flow tune on hose 13
Section device 12 adjusts in closed state；Then, the fixation lid 46 on the second puncture outfit 4 is opened, the puncture on the second puncture outfit 4 is utilized
First 44 carry out puncture contain physiological saline infusion bottle, open second connection hose 5, third connection hose 8 on liquid stopping clamp 2 it
Afterwards, physiological saline connects hose 8 followed by the second connection hose 5, the first three-way connection 6, the second three-way connection 7, third
Later enter dropping funnel 10 in, from dropping funnel 10 flow out physiological saline followed by the 4th connection hose 9, third three-way connection 14,
6th connection hose the 15, the 7th connects hose 16, finally from 17 discharge line system of transfusion needle, so as to complete rushing for pipeline
It washes, while also completing the exhaust process and pipeline water clock safety inspection of Blood transfusion tubeline.After flushing pipeline, the second connection is closed
Liquid stopping clamp 2 on hose 5, opens the liquid stopping clamp 2 on the first connection hose 3, and the blood in blood taking bag connects followed by first
It connects hose 3, the first three-way connection 6, the second three-way connection 7, third connection hose 8 to enter in dropping funnel 10 later, passes through dropping funnel 10
In filter screen 11 filter after from dropping funnel 10 flow out, then followed by the 4th connection hose 9, third three-way connection the 14, the 6th connect
It connects hose the 15, the 7th and connects hose 16, finally from the output of transfusion needle 17 into patient body, to complete blood transfusion function.When complete
After blood transfusion, the liquid stopping clamp 2 on the first connection hose 3 is closed, the liquid stopping clamp 2 on the second connection hose 5 is opened, in infusion bottle
Physiological saline flows out the second puncture outfit 4 and enters the second connection hose 5, then flows sequentially through the first three-way connection the 6, the 2nd 3 and connects
First 7, enter in dropping funnel 10 after third connection hose 8, the physiological saline flowed out from dropping funnel 10 is soft followed by the 4th connection again
Pipe 9, third three-way connection the 14, the 6th connect hose the 15, the 7th and connect hose 16, finally export from transfusion needle 17 to patient body
In, to complete the flushing of Blood transfusion tubeline, and blood remaining in Blood transfusion tubeline system is defeated by patient, reduces the wave of blood
Take.In transfusion procedure, due to being provided with flow regulator, i.e. roller type flow regulator 12 on the 4th connection hose 9,
The blood flow in the 4th connection hose 9 is adjusted by adjusting roller type flow regulator 12 with can be convenient, thus to blood transfusion
Speed is controlled, and ensure that the safety of blood transfusion.
The blood of the present embodiment adopts blood transfusion apparatus no matter in the operating process that blood was collected or transfuses blood, and can pass through rolling
Wheeled flow regulator 12 is conveniently adjusted the blood flow of blood sampling, blood transfusion.It, can when pipe-line system occurs blocking or when blood coagulation
Mutually matched standard inner circle taper thread joint 19, standard outer cone nipple 20 are rotated to pass through, to complete transfusion needle 17
Or the quick-replaceable of whole tool pipeline.When the second puncture outfit 4 is in stop working state, second can be covered using helmet 18
Puncturing head 44 on puncture outfit 4, to prevent the pollution of the second puncture outfit 4.
Embodiment 2
Blood as shown in Figure 6, Figure 7 adopts blood transfusion apparatus, and socket elastic ball 21 is adjusted as flow on the 4th connection hose 9
Device, through-hole 22 is arranged on the elastic ball 21, and the 4th connection hose 9 runs through through-hole 22.In order to easily facilitate the 4th company
Direct, the express close operation of hose 9 are connect, setting liquid stopping clamp 2 can be increased on the 4th connection hose 9.As for the 5th connection
Flow regulator on hose 13 both using elastic ball 21 and can be allowed to match with liquid stopping clamp 2 with reference to the 4th connection hose 9
It closes and uses, roller type flow regulator 12 can also be used.Other structures are the same as embodiment 1.
Compared with Example 1, the blood in the present embodiment adopt blood transfusion apparatus blood was collected, blood transfusion procedure when, if necessary
Adjust the fluid flow in the 4th connection hose 9 or the 5th connection hose 13, it is only necessary to squeeze elastic ball 21.Elastic ball
21 be pressurized after squeeze the 4th connection hose 9 perhaps the 5th connection hose 13 so that the 4th connection hose 9 or the 5th connection
Flow in hose 13 changes, and achievees the purpose that adjust flow with this.Other operations are with embodiment 1, and details are not described herein.
It should be noted that laborsaving when for extrusion operation, the elastic ball 21 can preferably use medical grade rubber or medical TPE
It is made.Through-hole 22 on the elastic ball 21 can be round hole, be also possible to slotted eye, and through-hole 22 uses slotted eye ratio
Round hole more rapid operation.
Embodiment 3
Blood as shown in Figure 8 adopts blood transfusion apparatus, accesses one section of bellows 23 in the 4th connection hose 9, and in bellows
Elastic ball 21 is installed in 23 inner cavities and is used as flow regulator, setting through-hole 22 connect hose 9 with the 4th on the elastic ball 21
Perforation.In order to easily facilitate direct, the express close operation of the 4th connection hose 9, it can increase on the 4th connection hose 9 and set
Set liquid stopping clamp 2.It, both can be with reference to the 4th connection hose 9 using elasticity as the flow regulator on the 5th connection hose 13
Ball 21 simultaneously is allowed to be used in combination with liquid stopping clamp 2, can also use roller type flow regulator 12.Other structures are the same as embodiment 1.
Blood in the present embodiment adopt blood transfusion apparatus blood was collected, blood transfusion procedure when, if necessary to adjust the 4th connection it is soft
Fluid flow in pipe 9 or the 5th connection hose 13, it is only necessary to squeeze the elastic ball 21 being located in bellows 23.Elasticity
After ball 21 is pressurized, through-hole 22 thereon will become smaller, so that the flow in the 4th connection hose 9 or the 5th connection hose 13
It changes, achievees the purpose that adjust flow with this.Other operations are with embodiment 2, and details are not described herein.But with embodiment 2
It compares, the bellows 23 of setting can increase the flexibility of the 4th connection hose 9 or the 5th connection hose 13, be effectively prevented
Pipeline gives a discount, and improves the reliability for adopting blood transfusion；Moreover, the elastic telescopic of bellows 23 itself, which also helps, mitigates elastic ball 21
Extrusion abrasion.The bellows 23 can select TPE material to form, and not only can guarantee that bellows 23 has high resilience, but also advantageous
Feature of environmental protection when blood adopts blood transfusion apparatus waste treatment.
During adopting blood transfusion apparatus progress blood transfusion procedure using blood, the blood in pipe-line system may contain blood clot etc.
Impurity, after thering is blood clot to enter 10 inner cavity of dropping funnel, it is easy to be deposited on filter screen 11, reduce the filtering energy of filter screen 11
Power, or even filter screen 11 is caused to block, cause the blood flow in the subsequent pipe-line system of dropping funnel 10 to reduce.At this point, if by force
Squeeze dropping funnel 10, it is easy to so that the impurity such as blood clot is forced through filter screen 11 and enters in the subsequent pipe-line system of dropping funnel 10,
Finally as the blood of flowing enters in human body, to cause adverse effect to transfusion safety.It, can be in order to guarantee transfusion safety
The structure of dropping funnel 10 being designed to, the other end is fixedly connected with output as shown in figure 9,10 one end of dropping funnel is fixedly connected with input pipe 101
Pipe 105, is fixedly connected with partition 103 in 10 inner cavity of dropping funnel, and 10 inner cavity of dropping funnel is separated into mutually independent mistake by the partition 103
Filter chamber 102 and collecting chamber 106 totally two inner cavities；Conduit 104 is fixedly mounted on partition 103, the conduit 104 is by filter chamber
102 are connected with collecting chamber 106.The filter screen 11 can be fixedly mounted in the inner cavity of 10 input terminal of dropping funnel in a manner of heat seal, i.e.,
Filter screen 11 is fixedly mounted in filter chamber 102, and filter screen 11 is between input pipe 101 and partition 103.
As shown in figure 9, after thering are the fluids such as blood to enter dropping funnel 10 from input pipe 101, firstly, being entered by 11 Duis of filter screen
Fluid in filter chamber 102 is filtered, if in fluid containing cannot by the big partial size impurity of the filter screen 11, for example,
In transfusion procedure, into large-sized blood clot may be contained in the blood of 10 inner cavity of dropping funnel；In the higher albumen of viscosity
, may also be containing the heavy earnest of large-sized protein in protein-based fluid in the infusion process of matter class fluid, these cannot lead to
The big partial size impurity for crossing the filter screen 11 will be deposited on filter screen 11, be easy to cause the mesh of filter screen 11 to block, so that mistake
The filter capacity of strainer 11 declines, and causes the output flow of dropping funnel 10 to reduce, or even cause to occur in the subsequent pipeline of dropping funnel 10
Cutout, has seriously affected infusion efficiency, and may bring certain safety problem.The fluid being able to enter in filter chamber 102
Enter in collecting chamber 106 after conduit 104, is output in the subsequent pipeline except dropping funnel 10 eventually by efferent duct 105.
If the impurity deposition on filter screen 11 is excessive, the output flow of dropping funnel 10 will be greatly lowered, even without defeated
Out, for example, when transfusing blood, the blood clot in blood, which is deposited on filter screen 11, causes filter screen 11 to block.In this case,
Operator can suitably squeeze the filter chamber 102 on dropping funnel 10, and filter chamber 102 is pressurized after contraction, is deposited on filter screen 11
The impurity such as blood clot will move upward, i.e. the direction of motion of the impurity such as blood clot is by the normal flow direction phase with fluid
Instead, so that the impurity such as blood clot be forced to be separated from each other with filter screen 11, restore the filter capacity of filter screen 11, make the defeated of dropping funnel 10
Outflow restores normal.Since filter chamber 102 is after the contraction that is pressurized, it is deposited on the movement of the impurity such as the blood clot on filter screen 11
The normal flow direction of direction and fluid is on the contrary, therefore, the impurity such as blood clot will not be forced through filter screen 11 and enter receipts
Collect chamber 106 in, ensure that the impurity such as blood clot will not be exported by efferent duct 105, and with the fluids such as blood finally into
Enter into human body, ensure that reliability, the safety of infusion.Filter screen 11 therein can design funnel, relatively
Big end is arrival end, and the opening direction of arrival end, back to partition 103, relatively small end is outlet end, and outlet end is close
Partition 103, not only can increase the filter capacity of filter screen 11, and the receiving to impurity such as blood clots can be improved
Power enhances reliability, the safety of dropping funnel 10.
The shell of the dropping funnel 10 not only can be such that dropping funnel 10 has high saturating preferably with TPE material machine-shaping
Bright property and extruding resilience improve infusion safety convenient for the drop number of the output of conduit 104 is clearly viewed when infusion, moreover, also
Make dropping funnel 10 that can guarantee that 10 inner cavity of dropping funnel has certain infusion pressure after compressive deformation with Rapid reset.In addition, in dropping funnel
10 after use, when needing to carry out waste treatment, even if carrying out burning disposal, will not generate hydrogen chloride, dioxin gas etc.
Harmful substance, to be conducive to the environmental protection during 10 burning disposal of dropping funnel.
Between 10 shell of partition 103 and dropping funnel, between 10 input terminal of input pipe 101 and dropping funnel, efferent duct 105 with
It, both can be using medical high polymer adhesive close adhesion at one between 10 output end of dropping funnel, between partition 103 and conduit 104
Body can also be processed by mold and realize integrated molding connection, to reduce the production cost of dropping funnel 10.The input pipe 101,
Efferent duct 105, partition 103 and conduit 104 are preferably also using TPE material machine-shaping, and not only machine-shaping is easy in this way, also more
It is easy to realize close adhesion by medical high polymer adhesive, guarantees that bonding strength is reliable, and in the burning disposal of dropping funnel 10
In will not generate the harmful substances such as hydrogen chloride, dioxin gas, to be good for the environment.
To sum up, it is adopted due to blood and the inlet channel 42 for penetrating through puncturing head 44 is set on second puncture outfit 4 of blood transfusion apparatus, and
One-way air inlet film 48 is arranged in 42 inlet of inlet channel, and therefore, the blood in the present embodiment adopts blood transfusion apparatus and no longer needs individually to match
The exhaust branch with air filter is set, the pipeline caused by avoiding because of exhaust branch misoperation gives a discount or air filtration
The occurrence of device leakage, improve blood adopts defeated efficiency, and be effectively prevented from blood adopt it is defeated during pollution, ensure that
Blood adopts defeated safety, reliability.It, can be very by the second puncture outfit 4 of operation and liquid stopping clamp 2 meanwhile after the completion of blood transfusion
Easily blood remaining in Blood transfusion tubeline is rinsed well, and feeds them into human body, to reduce the waste of blood resource.
In addition, blood is adopted, the first connection hose 3, second in blood transfusion apparatus connects hose 5, third connection hose the 8, the 4th connects hose 9,
5th connection hose the 13, the 6th connects hose the 15, the 7th and connects hose 16 and helmet 18, can be formed using TPE material,
Not only make entire pipe-line system that there is high transparency, convenient for adopting observation when blood transfusion, improves the safety for adopting blood transfusion, moreover,
Blood transfusion apparatus is adopted after use in blood, even if carrying out burning disposal, will not generate the nuisances such as hydrogen chloride, dioxin gas
Matter, to be good for the environment.
In transfusion procedure, if on filter screen 11 in dropping funnel 10 deposition it is excessive cannot pass through the big of the filter screen 11
Partial size impurity and when filter screen 11 being caused to block, operator can suitably squeeze the filter chamber 102 on dropping funnel 10, make to sink
The impurity such as blood clot of the product on filter screen 11 are moved towards the direction opposite with blood normal flow direction, force blood clot etc.
Impurity is separated from each other with filter screen 11, to restore the filter capacity of filter screen 11, the output flow of dropping funnel 10 is made to restore normal；
Simultaneously as the impurity such as blood clot being deposited on filter screen 11 will not be forced through filter screen 11 and enter collecting chamber 106
In, it is ensured that the impurity such as blood clot will not be output in human body, to be effectively guaranteed the reliability of blood transfusion, safety.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, it is noted that all
Made any modifications, equivalent replacements, and improvements etc. within the spirit and principles in the present invention should be included in guarantor of the invention
Within the scope of shield.
Claims (10)
1. a kind of safety-type Perfusion drip funnel, including dropping funnel shell, input pipe (101) and efferent duct (105), it is characterised in that: institute
It states and is fixedly connected in dropping funnel housing cavity partition (103), dropping funnel housing cavity is separated into mutually independent by the partition (103)
Filter chamber (102) and collecting chamber (106), are fixedly mounted conduit (104) on partition (103), and the conduit (104) is by filter chamber
(102) it is connected with collecting chamber (106), filter screen (11) is fixedly mounted in the filter chamber (102), the input pipe (101)
It is fixedly connected with dropping funnel shell one end and is communicated with filter chamber (102), the efferent duct (105) is fixed with the dropping funnel shell other end
It connects and is communicated with collecting chamber (106), bellows (23) are set on efferent duct (105), are installed in bellows (23) inner cavity
Through-hole (22) are arranged on the elastic ball (21) in elastic ball (21), and adjust efferent duct (105) by extruding elastic ball (21)
In fluid flow.
2. a kind of safety-type Perfusion drip funnel according to claim 1, it is characterised in that: the filter screen (11) is in funnel
Shape, relatively big end are arrival end, and the opening direction of arrival end, back to partition (103), relatively small end is outlet end,
And outlet end is close to partition (103).
3. a kind of safety-type Perfusion drip funnel according to claim 1 or 2, it is characterised in that: the filter screen (11)
It is to be fixedly mounted in a manner of heat seal in filter chamber (102).
4. a kind of safety-type Perfusion drip funnel according to claim 1 or 2, it is characterised in that: the partition (103) with
Use medical high polymer adhesive close adhesion integral between conduit (104) or integrated molding connection.
5. a kind of safety-type Perfusion drip funnel according to claim 4, it is characterised in that: the partition (103) and/or lead
It manages (104) and uses TPE material machine-shaping.
6. a kind of safety-type Perfusion drip funnel according to claim 1 or 2, it is characterised in that: the partition (103) with
Use medical high polymer adhesive close adhesion integral between dropping funnel shell or integrated molding connection.
7. a kind of safety-type Perfusion drip funnel according to claim 6, it is characterised in that: the dropping funnel shell is to use
TPE material machine-shaping.
8. a kind of safety-type Perfusion drip funnel according to claim 1, it is characterised in that: the input pipe (101) and drop
Use medical high polymer adhesive close adhesion integral between bucket shell or integrated molding connection.
9. a kind of safety-type Perfusion drip funnel according to claim 1, it is characterised in that: the efferent duct (105) and drop
Use medical high polymer adhesive close adhesion integral between bucket shell or integrated molding connection.
10. a kind of safety-type Perfusion drip funnel according to claim 8 or 9, it is characterised in that: the input pipe
(101) and/or efferent duct (105) is using TPE material machine-shaping.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510296900.XA CN104841038B (en) | 2015-06-03 | 2015-06-03 | A kind of safety-type Perfusion drip funnel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510296900.XA CN104841038B (en) | 2015-06-03 | 2015-06-03 | A kind of safety-type Perfusion drip funnel |
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| CN104841038A CN104841038A (en) | 2015-08-19 |
| CN104841038B true CN104841038B (en) | 2018-12-21 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101104084A (en) * | 2006-07-11 | 2008-01-16 | 上海康德莱企业发展集团有限公司 | Double-cavity drop funnel multi-way blood transfusion device |
| CN201631793U (en) * | 2010-03-30 | 2010-11-17 | 山东威高集团医用高分子制品股份有限公司 | Disposable thermoplastic elastomer (TPE) blood transfusion apparatus |
| CN202605434U (en) * | 2012-05-31 | 2012-12-19 | 成都恒瑞制药有限公司 | Reusable medical transfusion flow controller |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6018177A (en) * | 1983-07-09 | 1985-01-30 | 株式会社日本メデイカル・サプライ | Production of filtering and dripping cylinder for transfusion |
| DE8613187U1 (en) * | 1986-05-15 | 1986-09-11 | Transmed Medizintechnik Vertriebs GmbH, 4798 Wünnenberg | Blood filter |
| CN2121242U (en) * | 1991-12-18 | 1992-11-11 | 赵雄远 | Multi-functional parallel blood transfusion and infusion unit |
| CN201684245U (en) * | 2010-06-10 | 2010-12-29 | 石蕾 | Multi-path blood transfusion device |
| CN204072883U (en) * | 2014-07-23 | 2015-01-07 | 四川南格尔生物科技有限公司 | Multi-functionally adopt blood exchange transfusion set |
| CN204734794U (en) * | 2015-06-03 | 2015-11-04 | 四川南格尔生物科技有限公司 | Safe type infusion dropping funnel |
-
2015
- 2015-06-03 CN CN201510296900.XA patent/CN104841038B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101104084A (en) * | 2006-07-11 | 2008-01-16 | 上海康德莱企业发展集团有限公司 | Double-cavity drop funnel multi-way blood transfusion device |
| CN201631793U (en) * | 2010-03-30 | 2010-11-17 | 山东威高集团医用高分子制品股份有限公司 | Disposable thermoplastic elastomer (TPE) blood transfusion apparatus |
| CN202605434U (en) * | 2012-05-31 | 2012-12-19 | 成都恒瑞制药有限公司 | Reusable medical transfusion flow controller |
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| CN104841038A (en) | 2015-08-19 |
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