CN209220297U - New exclusive blood taking needle for hemodialysis internal arteriovenous fistula patient - Google Patents
New exclusive blood taking needle for hemodialysis internal arteriovenous fistula patient Download PDFInfo
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- CN209220297U CN209220297U CN201721579251.5U CN201721579251U CN209220297U CN 209220297 U CN209220297 U CN 209220297U CN 201721579251 U CN201721579251 U CN 201721579251U CN 209220297 U CN209220297 U CN 209220297U
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- mastoid process
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- 239000008280 blood Substances 0.000 title claims abstract description 133
- 210000004369 blood Anatomy 0.000 title claims abstract description 133
- 238000001631 haemodialysis Methods 0.000 title claims abstract description 48
- 230000000322 hemodialysis Effects 0.000 title claims abstract description 44
- 206010003226 Arteriovenous fistula Diseases 0.000 title claims abstract description 26
- 230000008878 coupling Effects 0.000 claims abstract description 55
- 238000010168 coupling process Methods 0.000 claims abstract description 55
- 238000005859 coupling reaction Methods 0.000 claims abstract description 55
- 238000003780 insertion Methods 0.000 claims abstract description 42
- 230000037431 insertion Effects 0.000 claims abstract description 42
- 210000001595 mastoid Anatomy 0.000 claims abstract description 42
- 238000012360 testing method Methods 0.000 claims abstract description 36
- 238000010241 blood sampling Methods 0.000 claims abstract description 27
- HTTJABKRGRZYRN-UHFFFAOYSA-N Heparin Chemical compound OC1C(NC(=O)C)C(O)OC(COS(O)(=O)=O)C1OC1C(OS(O)(=O)=O)C(O)C(OC2C(C(OS(O)(=O)=O)C(OC3C(C(O)C(O)C(O3)C(O)=O)OS(O)(=O)=O)C(CO)O2)NS(O)(=O)=O)C(C(O)=O)O1 HTTJABKRGRZYRN-UHFFFAOYSA-N 0.000 claims abstract description 23
- 229960002897 heparin Drugs 0.000 claims abstract description 23
- 229920000669 heparin Polymers 0.000 claims abstract description 23
- 230000002093 peripheral effect Effects 0.000 claims abstract description 7
- 230000017531 blood circulation Effects 0.000 claims description 18
- 230000001681 protective effect Effects 0.000 claims description 7
- 125000004122 cyclic group Chemical group 0.000 claims description 6
- 235000005121 Sorbus torminalis Nutrition 0.000 claims description 5
- 244000152100 Sorbus torminalis Species 0.000 claims description 5
- 210000003811 finger Anatomy 0.000 claims description 5
- 210000003813 thumb Anatomy 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims 1
- 238000007789 sealing Methods 0.000 claims 1
- 206010011409 Cross infection Diseases 0.000 abstract description 4
- 206010029803 Nosocomial infection Diseases 0.000 abstract description 4
- 206010018910 Haemolysis Diseases 0.000 abstract description 3
- 230000008588 hemolysis Effects 0.000 abstract description 3
- 238000005070 sampling Methods 0.000 abstract description 3
- 238000000502 dialysis Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 10
- 238000002360 preparation method Methods 0.000 description 6
- NFGXHKASABOEEW-UHFFFAOYSA-N 1-methylethyl 11-methoxy-3,7,11-trimethyl-2,4-dodecadienoate Chemical compound COC(C)(C)CCCC(C)CC=CC(C)=CC(=O)OC(C)C NFGXHKASABOEEW-UHFFFAOYSA-N 0.000 description 5
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
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- 238000010586 diagram Methods 0.000 description 4
- 201000010099 disease Diseases 0.000 description 4
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 4
- 238000002627 tracheal intubation Methods 0.000 description 4
- 230000006872 improvement Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000000474 nursing effect Effects 0.000 description 3
- 238000011282 treatment Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 208000020832 chronic kidney disease Diseases 0.000 description 2
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- 238000013461 design Methods 0.000 description 2
- 210000003734 kidney Anatomy 0.000 description 2
- 208000009304 Acute Kidney Injury Diseases 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- 206010016717 Fistula Diseases 0.000 description 1
- 208000033626 Renal failure acute Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000001467 acupuncture Methods 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 201000011040 acute kidney failure Diseases 0.000 description 1
- 208000012998 acute renal failure Diseases 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 238000004500 asepsis Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 208000022831 chronic renal failure syndrome Diseases 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 206010012601 diabetes mellitus Diseases 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 208000028208 end stage renal disease Diseases 0.000 description 1
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- 238000007689 inspection Methods 0.000 description 1
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- 238000009738 saturating Methods 0.000 description 1
- 210000004761 scalp Anatomy 0.000 description 1
- 238000000108 ultra-filtration Methods 0.000 description 1
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- External Artificial Organs (AREA)
Abstract
The utility model discloses a kind of new exclusive blood taking needles for hemodialysis internal arteriovenous fistula patient, it includes hemodialysis puncture needle, connect hose, hose mastoid process attachment base, extend hose, hose coupling, test tube syringe needle and negative-pressure vacuum heparin tube, hemodialysis puncture needle is tightly connected by connection hose and hose mastoid process attachment base, sets of holes are offered on hose mastoid process attachment base, hose coupling includes hand-held part and connecting insertion, the blood output port of connecting insertion is tightly connected by extending hose and test tube syringe needle, hand-held part is arranged on the outer peripheral surface of hose coupling, the blood input port of jointing is arranged in connecting insertion, connecting insertion is adapted with the sets of holes on the hose mastoid process attachment base；Test tube syringe needle realizes negative pressure of vacuum blood drawing for being inserted into negative-pressure vacuum heparin tube.The utility model can be effectively protected medical staff, prevent cross-infection, make blood sampling volume more standard, and the closed sampling of blood sample does not easily cause haemolysis, pollution problem, low in cost, be easy in marketing.
Description
Technical field
The utility model relates to a kind of blood taking needles, it particularly relates to a kind of for the special of hemodialysis internal arteriovenous fistula patient
Use blood taking needle.
Background technique
Haemodialysis (hemodialysis, HD) is one of acute or chronic renal failure kidneys of patients Replacement Therapy.
It is investigated according to the Chinese haemodialysis market statuses in 2016 that China's Industry investigates net publication aobvious with prediction of the development trend analysis report
Show, the morbidity of China's hemodialysis patients stems primarily from Primary Nephritis, but with the lasting promotion of China's diabetes morbidity, kidney
Declining disease incidence may can also be double.Data show that the whole world in 2015 has 2,800,000 people to receive dialysis treatment, increase within year-on-year 2014
6%, it is contemplated that 4,000,000 people will be broken through to the year two thousand thirty China patient with end stage renal disease number, receive dialysis treatment number and be up to 3,000,000
As many as people.It at least monthly to be carried out once according to regulation, hemodialysis patients in blood purification standard practice instructions (abbreviation SOP)
It takes a blood sample, such as: blood routine, renal function, blood biochemistry are taken a blood sample according to SOP operating instruction hemodialysis patients before dividing thoroughly and after saturating.
Internal arteriovenous fistula person blood sampling is directly drawn blood at vein end internal fistula puncture needle before dialysis starts before thoroughly；Ultrafiltration is off after thoroughly
Afterwards, slow down flow velocity to draw blood from arterial end.Currently, the disposable blood taking needle that various big hospital uses at home comprising there is blood taking needle
Head, hose and test tube syringe needle；Hose one end is connected with blood collection needles rear end, and the hose other end is connected with test tube syringe needle rear end；It adopts
Blood syringe needle has syringe needle, needle handle and protective case, and a hand-held part is formed on the needle handle；The blood collection needles are pierced into the intravascular of patient,
Test tube syringe needle is inserted into vacuum blood collection tube, and such blood flows into vacuum blood collection tube under the action of negative pressure, and then completes blood
Acquisition.
However, since this common blood-sampling method is to connect dialysis using disposable syringe to be adopted with diacan
Then blood is removed the blood sampling cap of vaccum blood collecting test tube, will be adopted by dialysis diacan with disposable syringe
Blood sample injection blood specimen after pipe cap is tightened into rear inspection again.In this way, existing very when the blood sampling of hemodialysis patient before the treatment
More hidden danger and operational inconvenience: first is that entire blood collection procedure is in open environment, since air, droplet cause blood
Pollution, and the end needle tubing connector of dialysis diacan is easy because exposed and contaminated, in operation, medical care people
The hand of member is relatively easy to touch the inner tubal wall of corresponding needle tubing connector so that its to be infected with medical staff entrained thin on hand
Bacterium is easy to cause cross-infection when doing haemodialysis.Second is that being caused using the open injection blood preparation of disposable syringe
Blood preparation mechanical damage is more serious, and the blood sampling volume for distributing each test tube is not easy to grasp, and blood specimen occurs to coagulate in order to prevent in addition
Blood more makes the injection sendout of blood inaccurate, be easy to cause the bad control of blood sampling volume in the case where operating rapid situation
System, blood sampling volume be not occur excessively be exactly occur it is very few；Third is that entire blood collection procedure is complicated, and it is not easy to operate, extend blood sampling time,
Increase the pain of patient, and reinject blood specimen test tube having acquired blood preparation and being followed by asepsis injector syringe needle, is easy to make
The high risk of blood born diseases is stabbed and infected at nurse's needle；Fourth is that connection hose segment is too short, blood is used before upper power traction blood
It is simultaneously inconvenient when this part that pipe wrench is clamped, and vessel forceps are that have certain weight metal object, easily pull dialysis blood taking needle,
Blood taking needle is shifted, or even abjection, needs to carry out secondary blood drawing, increase the pain of patient, this not only lowers the satisfactions of patient
Degree also increases the workload of nursing staff, increases department's consumptive material, affects the raising of nursery work service quality.
Utility model content
In view of the above shortcomings, the utility model provide it is a kind of can be effectively protected medical staff, prevent cross-infection,
Make blood sampling volume more standard, it is the problems such as closed sampling of blood sample does not easily cause haemolysis, pollution, low in cost, it is easy to push away in market
The wide new exclusive blood taking needle for hemodialysis internal arteriovenous fistula patient, it includes blood collection needles, connection hose, hose mastoid process company
Joint chair extends hose, hose coupling, test tube syringe needle and negative-pressure vacuum heparin tube, the blood collection needles and the connection hose
One end is tightly connected, and the other end and the hose mastoid process attachment base of the connection hose are tightly connected, and the hose mastoid process connects
Sets of holes are offered on joint chair；The hose coupling includes hand-held part and connecting insertion, and described one end for extending hose is tightly connected
In the blood output port of the hose coupling, the hand-held part is used to be convenient for user's hand hose line connector, the hand-held part
It is arranged on the outer peripheral surface of hose coupling, the blood input port of the jointing, the company is arranged in the connecting insertion
Jacket pipes are extended along hose coupling length direction, and the connecting insertion is mutually fitted with the sets of holes on the hose mastoid process attachment base
Match；The other end for extending hose is sealedly attached to test tube syringe needle, and the test tube syringe needle is for being inserted into negative-pressure vacuum heparin tube
Realize negative pressure of vacuum blood drawing.
A kind of new exclusive blood taking needle for hemodialysis internal arteriovenous fistula patient, it include hemodialysis puncture needle, connection hose,
Hose mastoid process attachment base extends hose, hose coupling, test tube syringe needle and negative-pressure vacuum heparin tube, the hemodialysis puncture needle and institute
The one end for stating connection hose is tightly connected, and the other end and the hose mastoid process attachment base of the connection hose are tightly connected, institute
It states and offers sets of holes on hose mastoid process attachment base；The hose coupling includes hand-held part and connecting insertion, the hose that extends
One end is sealedly attached to the blood output port of the hose coupling, and the hand-held part is used to connect convenient for user's hand hose line
Head, the hand-held part are arranged on the outer peripheral surface of hose coupling, and the blood that the jointing is arranged in the connecting insertion is defeated
Inbound port, the connecting insertion are extended along hose coupling length direction, and the connecting insertion is connect with the hose mastoid process
Sets of holes on seat are adapted；The other end for extending hose is sealedly attached to test tube syringe needle, and the test tube syringe needle is for being inserted into
Negative-pressure vacuum heparin tube realizes negative pressure of vacuum blood drawing.
It further include the blood flow control folder for controlling blood sampling flow, the blood to further realize the present invention
Flowing control folder sleeve is on the connection hose.
In order to further realize the present invention, the blood flow control folder includes for the pressing convenient for manpower control operation
Portion, the tight lock part for locking press section connect the clamping part of hose for clamp or release and for allowing to connect hose
By perforation, the position on the tight lock part corresponding to press section is equipped with the card slot for engaging press section, the clamping part
It is arranged in press section and the fixed cyclic structure formed of tight lock part, is respectively equipped on the press section and the tight lock part opposite
The perforation of setting.
In order to further realize the present invention, the outer surface of the press section, which is equipped with, is used for anti-skidding anti-skidding raised line.
In order to further realize the present invention, the press section and the tight lock part are integrally formed.
In order to further realize the present invention, the hand-held part is designed to be bonded identical arc with Human Index Finger with thumb recessed
Slot.
In order to further realize the present invention, the concave surface of the arc groove is equipped with anti skid chequer.
In order to further realize the present invention, the connecting insertion and the hose coupling are integrally formed.
In order to further realize the present invention, protective case is arranged on the connecting insertion.
The utility model has the beneficial effects that
1, the new exclusive blood taking needle for hemodialysis internal arteriovenous fistula patient of the utility model, on former common blood taking needle
Structural improvement is carried out, the original common scalp acupuncture end of blood taking needle or the end of hemodialysis puncture needle are changed to mastoid process connecting pin, prolonged
One end of long soft-pipe is connect by hose coupling with mastoid process connecting pin, and the other end for extending hose is true by test tube syringe needle and negative pressure
Empty heparin tube connection, attended operation is simple and convenient, directly by the mastoid process connecting pin of puncture of internal arteriovenous fistula needle connection hose end
Or hose coupling is had after the mastoid process connecting pin of common blood taking needle connection hose end and the utility model improvement and is extended soft
Blood sampling can be realized in the test tube syringe needle connection of pipe, overcomes that connect the blood sampling of dialysis diacan using disposable syringe easy
The existing hidden danger occurred.The new exclusive blood taking needle for hemodialysis internal arteriovenous fistula patient of the utility model, first is that passing through
The quick connection of mastoid process connecting pin and hose coupling, so that entire blood collection procedure is in closed environment, it is not in sky
The phenomenon that gas, droplet cause blood to pollute, and the end needle tubing connector of dialysis diacan will not be due to exposed
Contaminated, in operation, the blood sampling end of hemodialysis special blood-drawing needle can directly be pierced into heparin tube, and blood sample collection, blood will not
A possibility that being exposed in air, reducing blood and air pollution, the hand of medical staff will not touch corresponding needle tubing and connect
The inner tubal wall of connector, not will lead to cross-infection when doing haemodialysis；Second is that overcoming original blood-sampling method is to be manually injected into blood
The defect that blood sampling volume error on the high side or on the low side can be generated into blood sampling test tube is measured, so that injection blood preparation is not in blood mark
This serious mechanical damage, the hemodialysis special blood-drawing needle of the utility model are direct using the negative pressure of blood sampling negative-pressure vacuum heparin tube
Draw blood volume, hence it is evident that error is reduced, and the blood sampling volume for distributing each test tube is easily mastered, so that the injection sendout of blood compares
It is relatively accurate；Third is that entire blood collection procedure is simple and quick, shorten blood sampling time, reduce the pain of patient, nurse completes to contact
Blood collection needles avoid the generation that needle is stabbed, and not will cause the high risk that blood born diseases were stabbed and infected to nurse's needle；
Extend hose fourth is that increasing, solves when connection hose segment too short-range missile causes to clamp this part with vessel forceps before upper power traction blood not side
Just the problem of, not will cause connection hose and drawing dialysis blood taking needle occur and blood taking needle displacement be caused even to be deviate from, do not need
Secondary blood drawing is carried out, the pain of patient is reduced, which not only improves the satisfactions of patient, decrease the work of nursing staff
Amount reduces department's consumptive material, effectively increases the raising of nursery work service quality.
2, the new exclusive blood taking needle for hemodialysis internal arteriovenous fistula patient of the utility model, is in common blood taking needle
On the basis of the structural improvement that carries out, it is low in cost, it is suitable with the price of common blood taking needle, it is close with the cost of hemodialysis puncture needle.
3, the new exclusive blood taking needle for hemodialysis internal arteriovenous fistula patient of the utility model, test tube syringe needle lunges negative
Press vacuum blood collection tube in, using vacuum suction, blood specimen collection can be entered in negative-pressure vacuum heparin tube, with the prior art mutually due to
Using the sealed connection mode of the interference fit of quick grafting between mastoid process connecting pin and hose coupling, gas leakage is not easily caused and is broken
The vacuum degree of bad negative-pressure vacuum heparin tube, blood sampling volume more standard, blood sample are closing sampling, do not easily cause haemolysis, pollution etc.
Problem；Meanwhile the structure can quickly connect or quick separating, quickly can connect or be detached from hemodialysis pipeline, it is convenient and practical.
4, the new exclusive blood taking needle for hemodialysis internal arteriovenous fistula patient of the utility model is equipped with blood flow and controls
Folder avoids causing blood splashing etc. during blood sampling so that blood collection procedure is more easier to control with blood sampling flow.
5, the new exclusive blood taking needle for hemodialysis internal arteriovenous fistula patient of the utility model, hose coupling, which is equipped with, to be used
In convenient for user's hand hose line connector hand-held part and convenient for the connecting insertion with hose mastoid process attachment base grafting, extend soft
One end of pipe is sealedly attached to the blood output port of hose coupling, and hand-held part, which is designed to be bonded with Human Index Finger with thumb, to coincide
Arc groove, and the concave surface of arc groove be equipped with anti skid chequer, with increase user hold hand-held part frictional force so that
Nurse can be quickly by the slotting sets of holes of the connecting insertion insertion hose mastoid process attachment base of hose coupling, realization is dedicated to be adopted quasi-ly
Blood needle is connected to dialysis bloody path, and entire blood collection procedure is simple and quick, shortens blood sampling time, reduces the pain of patient, and nurse completes
Blood collection needles need not be contacted, the generation that needle is stabbed is avoided, nurse's needle is not will cause and stabs and infect blood born diseases
High risk reduces the pain of patient, and which not only improves the satisfactions of patient, decreases the workload of nursing staff, subtracts
Few department's consumptive material, effectively increases the raising of nursery work service quality.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiments of the present invention one；
Fig. 2 is the structural schematic diagram of the blood flow control folder of the utility model；
Fig. 3 is the hose coupling structure schematic diagram of the utility model；
Fig. 4 is the structural schematic diagram of the embodiments of the present invention two.
Specific embodiment
The utility model is further elaborated with reference to the accompanying drawing, wherein the direction of the utility model is mark with Fig. 1
It is quasi-.
Embodiment 1
As shown in Figure 1 to Figure 3, the new exclusive blood taking needle for hemodialysis internal arteriovenous fistula patient of the utility model, it
Including blood collection needles 1, connection hose 2, hose mastoid process attachment base 3, blood flow control folder 4, extend hose 5, hose coupling 6,
Test tube syringe needle 7 and negative-pressure vacuum heparin tube 8, common blood collection needles of the blood collection needles 1 using prior art construction, blood collection needles 1
It is tightly connected with the one end for connecting hose 2, the other end and hose mastoid process attachment base 3 for connecting hose 2 are tightly connected, hose mastoid process
Sets of holes 31 are offered on attachment base 3.Blood flow control 4 sleeves of folder are on connection hose 2, and blood flow control folder 4 is for controlling
Blood flow processed, blood flow control folder 4 include for controlling the press section 41 of operation convenient for manpower, for locking press section 41
Tight lock part 42, for the clamping part 43 of clamp or release connection hose 2 and for allowing to connect the perforation that passes through of hose 2
43, using design is integrally formed, the position that press section 41 is corresponded on tight lock part 42, which is equipped with, to be used for for press section 41 and tight lock part 42
Engage the card slot 421 of press section 41, so that after the card slot 421 on tight lock part 42 engages press section 41, press section 41 and lock
Tight portion 42 is just fixed and forms cyclic structure, and cyclic annular the tying of press section 41 and the fixed formation of tight lock part 42 is arranged in clamping part 43
In structure, the perforation 43 (central axis of perforation 43 is conllinear) being oppositely arranged, perforation are respectively equipped on press section 41 and tight lock part 42
44 for wearing connection hose 2, and the outer surface of press section 41, which is equipped with, is used for anti-skidding anti-skidding raised line 411.
Hose coupling 6 includes hand-held part 61 and connecting insertion 62, and the one end for extending hose 5 is sealedly attached to hose coupling 6
Blood output port, hand-held part 61 be used for be convenient for user's hand hose line connector, hand-held part 61 using hard meet it is medical
The environment-friendly type plastic material of standard is made, and is designed to be bonded identical arc with Human Index Finger with thumb on the outer surface of hand-held part 61
Connected in star 611, and the concave surface of arc groove 611 is equipped with anti skid chequer, to increase the frictional force that user holds hand-held part 61.
Hand-held part 61 is arranged on the outer peripheral surface of hose coupling 6, and the blood input port of jointing is arranged in connecting insertion 62, connection
Intubation 62 is extended along 6 length direction of hose coupling, and connecting insertion 61 and hose coupling 6 are integrally formed, connecting insertion 62 with
Sets of holes 31 on hose mastoid process attachment base 3 are adapted, as long as connecting insertion 62 to be inserted into the sets of holes 31 of hose mastoid process attachment base 3
It is interior, so that it may conveniently and efficiently by hose coupling 6 be connected through intubation 62 be connected with the hose mastoid process attachment base for connecting hose 2
3 are tightly connected, and extension hose 5 can be realized and be connected by the connecting insertion 62 of hose coupling 6 with hose 2 is connect, connection is inserted
Protective case 63 is arranged on pipe 61.The other end for extending hose 5 is sealedly attached to test tube syringe needle 7, and test tube syringe needle 7 uses existing skill
Art structure realizes that test tube syringe needle 7 realizes negative pressure of vacuum blood drawing for being inserted into negative-pressure vacuum heparin tube 8.
In use, user removes the protective case 63 covered on hose coupling 6, direct hand hose line connector 6 is held
Portion 61, so that it may conveniently and efficiently connecting insertion 62 is inserted into the sets of holes 31 of hose mastoid process attachment base 3, reach that be connected with negative pressure true
The extension hose 5 of empty heparin tube 8 is connected by the connecting insertion 62 of hose coupling 6 with the connection hose 2 for being connected with blood collection needles 1
It is logical, allow the blood sampling test tube syringe needle 7 of special blood-drawing needle to be directly pierced into negative-pressure vacuum heparin tube 8, can effectively avoid dedicated adopt
Blood device is easy to appear blood when acquiring blood and is exposed in air, reduces the possibility of the germ contamination blood preparation in air
Property.
Embodiment 2
As shown in Figures 2 to 4, the new exclusive blood taking needle for hemodialysis internal arteriovenous fistula patient of the utility model, it
Including hemodialysis puncture needle 9, connection hose 2, hose mastoid process attachment base 3, blood flow control folder 4, extend hose 5, hose coupling
6, test tube syringe needle 7 and negative-pressure vacuum heparin tube 8, hemodialysis puncture needle 8 use the common blood collection needles of prior art construction, and hemodialysis is worn
Pricker 8 is tightly connected with the one end for connecting hose 2, and the other end and hose mastoid process attachment base 3 for connecting hose 2 are tightly connected, soft
Sets of holes 31 are offered on pipe mastoid process attachment base 3.Blood flow control 4 sleeves of folder are on connection hose 2, blood flow control folder 4
For controlling blood flow, blood flow control folder 4 include for convenient for manpower control operation press section 41, for lock by
The tight lock part 42 of splenium 41 passes through for the clamping part 43 of clamp or release connection hose 2 and for allowing to connect hose 2
Perforation 43, using design is integrally formed, the position on tight lock part 42 corresponding to press section 41 is set for press section 41 and tight lock part 42
There is the card slot 421 for engaging press section 41, so that after the card slot 421 on tight lock part 42 engages press section 41, press section
41 just fix with tight lock part 42 and are formed cyclic structure, and press section 41 is arranged in clamping part 43 and tight lock part 42 fixes formation
In cyclic structure, the perforation 44 that is oppositely arranged is respectively equipped on press section 41 and tight lock part 42, and (central axis of perforation 44 is total
Line), for wearing connection hose 2, the outer surface of press section 41, which is equipped with, is used for anti-skidding anti-skidding raised line 411 for perforation 44.
Hose coupling 6 includes hand-held part 61 and connecting insertion 62, and the one end for extending hose 5 is sealedly attached to hose coupling 6
Blood output port, hand-held part 61 be used for be convenient for user's hand hose line connector, hand-held part 61 using hard meet it is medical
The environment-friendly type plastic material of standard is made, and is designed to be bonded identical arc with Human Index Finger with thumb on the outer surface of hand-held part 61
Connected in star 611, and the concave surface of arc groove 611 is equipped with anti skid chequer, to increase the frictional force that user holds hand-held part 61.
Hand-held part 61 is arranged on the outer peripheral surface of hose coupling 6, and the blood input port of jointing is arranged in connecting insertion 62, connection
Intubation 62 is extended along 6 length direction of hose coupling, and connecting insertion 61 and hose coupling 6 are integrally formed, connecting insertion 62 with
Sets of holes 31 on hose mastoid process attachment base 3 are adapted, as long as connecting insertion 62 to be inserted into the sets of holes 31 of hose mastoid process attachment base 3
It is interior, so that it may conveniently and efficiently by hose coupling 6 be connected through intubation 62 be connected with the hose mastoid process attachment base for connecting hose 2
3 are tightly connected, and extension hose 5 can be realized and be connected by the connecting insertion 62 of hose coupling 6 with hose 2 is connect, connection is inserted
Protective case 63 is arranged on pipe 61.The other end for extending hose 5 is sealedly attached to test tube syringe needle 7, and test tube syringe needle 7 uses existing skill
Art structure realizes that test tube syringe needle 7 realizes negative pressure of vacuum blood drawing for being inserted into negative-pressure vacuum heparin tube 8.
In use, user removes the protective case 63 covered on hose coupling 6, direct hand hose line connector 6 is held
Portion 61, so that it may conveniently and efficiently connecting insertion 62 is inserted into the sets of holes 31 of hose mastoid process attachment base 3, reach that be connected with negative pressure true
The extension hose 5 of empty heparin tube 8 passes through the connecting insertion 62 of hose coupling 6 and 2 phase of connection hose for being connected with hemodialysis puncture needle 9
Connection, allows the blood sampling test tube syringe needle 7 of special blood-drawing needle to be directly pierced into negative-pressure vacuum heparin tube 8, can effectively avoid dedicated
Blood-taking device is easy to appear blood and is exposed in air when acquiring blood, and reduce the germ contamination blood preparation in air can
It can property.
The foregoing is merely better embodiments of the invention, and the invention is not limited to above embodiment, are implementing
The structural modification small there may be part in the process, if various changes or modifications of the invention are not departed from essence of the invention
Mind and range, and belong within the scope of claim and equivalent technologies of the invention, then the present invention is also intended to encompass these changes
And modification.
Claims (10)
1. a kind of new exclusive blood taking needle for hemodialysis internal arteriovenous fistula patient, it is characterised in that: it includes blood collection needles, connects
It connects hose, hose mastoid process attachment base, extend hose, hose coupling, test tube syringe needle and negative-pressure vacuum heparin tube, the blood collection needles
It is tightly connected with one end of the connection hose, the other end of the connection hose and hose mastoid process attachment base sealing connect
It connects, offers sets of holes on the hose mastoid process attachment base；The hose coupling includes hand-held part and connecting insertion, and the extension is soft
One end of pipe is sealedly attached to the blood output port of the hose coupling, and the hand-held part is used to be convenient for user's hand hose line
Connector, the hand-held part are arranged on the outer peripheral surface of hose coupling, and the blood of the hose coupling is arranged in the connecting insertion
Input port, the connecting insertion are extended along hose coupling length direction, and the connecting insertion and the hose mastoid process connect
Sets of holes on joint chair are adapted；The other end for extending hose is sealedly attached to test tube syringe needle, and the test tube syringe needle is for inserting
Enter negative-pressure vacuum heparin tube and realizes negative pressure of vacuum blood drawing.
2. a kind of new exclusive blood taking needle for hemodialysis internal arteriovenous fistula patient, it is characterised in that: it include hemodialysis puncture needle,
Connection hose, hose mastoid process attachment base, extension hose, hose coupling, test tube syringe needle and negative-pressure vacuum heparin tube, the hemodialysis are worn
One end of pricker and the connection hose is tightly connected, and the other end and the hose mastoid process attachment base of the connection hose seal
It connects, offers sets of holes on the hose mastoid process attachment base；The hose coupling includes hand-held part and connecting insertion, the extension
One end of hose is sealedly attached to the blood output port of the hose coupling, and the hand-held part is used to hold convenient for user soft
Pipe fitting, the hand-held part are arranged on the outer peripheral surface of hose coupling, and the blood of the hose coupling is arranged in the connecting insertion
Liquid input port, the connecting insertion are extended along hose coupling length direction, the connecting insertion and the hose mastoid process
Sets of holes on attachment base are adapted；The other end for extending hose is sealedly attached to test tube syringe needle, and the test tube syringe needle is used for
It is inserted into negative-pressure vacuum heparin tube and realizes negative pressure of vacuum blood drawing.
3. the new exclusive blood taking needle according to claim 1 or 2 for hemodialysis internal arteriovenous fistula patient, feature exist
In: it further include the blood flow control folder for controlling blood sampling flow, the blood flow control folder sleeve is soft in the connection
Guan Shang.
4. the new exclusive blood taking needle according to claim 3 for hemodialysis internal arteriovenous fistula patient, it is characterised in that: institute
Stating blood flow control folder includes for controlling the press section of operation convenient for manpower, the tight lock part for locking press section, being used for
Clamp or release connects the clamping part of hose and the perforation for allowing connection hose to pass through, and corresponds on the tight lock part
The position of press section is equipped with the card slot for engaging press section, and the clamping part is arranged in what press section was formed with tight lock part fixation
In cyclic structure, the perforation being oppositely arranged is respectively equipped on the press section and the tight lock part.
5. the new exclusive blood taking needle according to claim 4 for hemodialysis internal arteriovenous fistula patient, it is characterised in that: institute
The outer surface for stating press section is equipped with for anti-skidding anti-skidding raised line.
6. the new exclusive blood taking needle according to claim 4 for hemodialysis internal arteriovenous fistula patient, it is characterised in that: institute
It states press section and the tight lock part is integrally formed.
7. the new exclusive blood taking needle according to claim 1 or 2 for hemodialysis internal arteriovenous fistula patient, feature exist
In: the hand-held part is designed to be bonded identical arc groove with Human Index Finger with thumb.
8. the new exclusive blood taking needle according to claim 7 for hemodialysis internal arteriovenous fistula patient, it is characterised in that: institute
The concave surface for stating arc groove is equipped with anti skid chequer.
9. the new exclusive blood taking needle according to claim 1 or 2 for hemodialysis internal arteriovenous fistula patient, feature exist
In: the connecting insertion and the hose coupling are integrally formed.
10. the new exclusive blood taking needle according to claim 1 or 2 for hemodialysis internal arteriovenous fistula patient, feature exist
In: protective case is arranged on the connecting insertion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721579251.5U CN209220297U (en) | 2017-11-23 | 2017-11-23 | New exclusive blood taking needle for hemodialysis internal arteriovenous fistula patient |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721579251.5U CN209220297U (en) | 2017-11-23 | 2017-11-23 | New exclusive blood taking needle for hemodialysis internal arteriovenous fistula patient |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209220297U true CN209220297U (en) | 2019-08-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721579251.5U Active CN209220297U (en) | 2017-11-23 | 2017-11-23 | New exclusive blood taking needle for hemodialysis internal arteriovenous fistula patient |
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| Country | Link |
|---|---|
| CN (1) | CN209220297U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112022171A (en) * | 2020-09-02 | 2020-12-04 | 许昌学院 | A kind of blood drawer for physiology |
-
2017
- 2017-11-23 CN CN201721579251.5U patent/CN209220297U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112022171A (en) * | 2020-09-02 | 2020-12-04 | 许昌学院 | A kind of blood drawer for physiology |
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