CN110680348A - Newborn inherited metabolic disease diagnosis blood sampling and blood squeezing device - Google Patents
Newborn inherited metabolic disease diagnosis blood sampling and blood squeezing device Download PDFInfo
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- CN110680348A CN110680348A CN201910913102.5A CN201910913102A CN110680348A CN 110680348 A CN110680348 A CN 110680348A CN 201910913102 A CN201910913102 A CN 201910913102A CN 110680348 A CN110680348 A CN 110680348A
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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
- A61B5/154—Devices using pre-evacuated means
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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
- A61B5/150007—Details
- A61B5/150015—Source of blood
- A61B5/15003—Source of blood for venous or arterial blood
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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
- A61B5/150007—Details
- A61B5/150206—Construction or design features not otherwise provided for; manufacturing or production; packages; sterilisation of piercing element, piercing device or sampling device
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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
- A61B5/150007—Details
- A61B5/150206—Construction or design features not otherwise provided for; manufacturing or production; packages; sterilisation of piercing element, piercing device or sampling device
- A61B5/150221—Valves
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2503/00—Evaluating a particular growth phase or type of persons or animals
- A61B2503/04—Babies, e.g. for SIDS detection
- A61B2503/045—Newborns, e.g. premature baby monitoring
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Abstract
The invention relates to a neonatal hereditary metabolic disease diagnosis blood sampling and squeezing device, wherein a duckbill one-way valve is connected with a valve cap with internal threads through external threads, one side of a negative pressure air sac body is fixedly communicated with a blood inlet channel, the outer side end part of the blood inlet channel is provided with a heparin cap in a threaded connection mode, the other side of the negative pressure air sac body is communicated with a first blood outlet channel, a second blood outlet channel and a third blood outlet channel, and the outer side end parts of the first blood outlet channel, the second blood outlet channel and the third blood outlet channel are all provided with medical one-way valves; after the blood is extracted, the extracted blood is dripped on a blood sampling card of three drops of blood by using the blood extruding device at one time, so that the dripping operation of the blood can be controlled, and the operation is quick and efficient.
Description
Technical Field
The invention relates to the field of medicine, in particular to a blood sampling and squeezing device for diagnosing neonatal hereditary metabolic disease.
Background
Metabolic diseases are diseases caused by accumulation or deficiency of some metabolic substances such as sugar, fat, protein, purine, calcium copper and the like when biochemical processes in vivo are disturbed. The diagnosis depends on clinical manifestations and biochemical examinations such as blood and urine. The genetic metabolic disease detection refers to the detection of the genetic metabolic disease of the newborn, and is a simple, quick and cheap blood spot test. The screening can discover whether the child has the congenital genetic disease as soon as possible and can treat the congenital genetic disease in time to ensure that the child grows healthily. The auxiliary diagnosis genetic metabolism test is carried out by adopting equipment, medical reagents and a specific biochemical medical detection method. The sample mostly adopts venous blood or dry blood slices, and can detect large molecular genetic metabolic diseases and small molecular genetic metabolic diseases.
In clinic, the children hospital generally adopts the blood sampling card that can drop three drops of blood to carry out the sampling operation, drops the blood of infant to the blood sampling card that marks relevant information such as name, sex, and the traditional mode adopts the syringe to draw blood and then drops on the blood sampling card, and this kind of traditional way has certain defect: the traditional blood sampling method needs to puncture a patient, the process is troublesome, the operation difficulty and the operation coefficient are high, the operation is not easy as that of using a disposable venous blood sampling needle to draw blood, and the blood can not be smoothly and controllably dripped when the venous syringe is directly used for sampling blood, so that the traditional blood sampling process has certain defects; after using the required blood volume of syringe extraction, medical personnel need drop the blood of extraction to the blood sampling card of three drops of blood on, this process is that medical personnel directly hand-held syringe operates, its process also has certain risk, except causing blood pollution easily, still probably cause certain injury to operating personnel, will cause the puncture needle to stab a little carelessly, cause infection and unnecessary trouble, cause the wasting of resources of disposable syringe simultaneously, certain pressure has also been exerted to hospital's recovery operation. The conventional process of dripping blood has certain drawbacks.
Therefore, the newborn blood sampling and squeezing device for diagnosing the neonatal hereditary metabolic disease is simple in structure, high in working and operating efficiency, accurate in blood volume extraction control, simple and easy to operate in extraction and dripping, capable of effectively saving the cost of the needle and the syringe, high in safety coefficient, ingenious in design, capable of reducing the operation difficulty, clean and sanitary, and has wide market prospect.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a newborn inherited metabolic disease diagnosis blood sampling and squeezing device which is simple in structure, high in working and operating efficiency, accurate in blood volume extraction control, simple and easy to operate in extraction and dripping, capable of effectively saving the cost of a needle head and an injector, high in safety factor, ingenious in design, capable of reducing the operation difficulty, clean and sanitary, and used for overcoming the defects in the prior art.
The technical scheme of the invention is realized as follows: the utility model provides a neonate's hereditary metabolic disease diagnosis blood sampling device, includes the negative pressure gasbag body, the air extraction pipeline that is linked together with the negative pressure gasbag body, the duckbilled check valve that is linked together with the air extraction pipeline, the duckbilled check valve be connected with the valve cap that has the internal screw thread through the external screw thread, there is the blood vessel way in the fixed intercommunication in one side of the negative pressure gasbag body, the heparin cap is installed through threaded connection's mode to the outside end that the blood vessel was said, there is first blood vessel way in the opposite side intercommunication of the negative pressure gasbag body, the second goes out blood vessel way and third and goes out blood vessel way, first blood vessel way, the second goes out the blood vessel way and the outside end that the third goes out blood vessel way all installs medical check valve.
Negative pressure gasbag body be the cylindrical cavity utricule structure of cambered surface for both sides, air extraction pipeline fixed mounting is in the one end of the negative pressure gasbag body, the one end and the negative pressure gasbag internal side of air extraction pipeline are linked together, the other end and the duckbill check valve of air extraction pipeline are linked together, the duckbill check valve is by the entry end, the case, the exit end, and the valve mouth is constituteed, the entry end is linked together with the air extraction pipeline, outer wall at the exit end is provided with the connection external screw thread, inner wall at the valve cap be provided with be connected external screw thread matched with and be connected the internal thread, inboard fixed mounting at the valve cap has the end cap.
One end of the blood inlet channel is communicated with the inner side of the negative pressure air bag body, a heparin cap connecting external thread used for installing a heparin cap is arranged on the outer wall of the outer side end of the blood inlet channel, and a heparin cap connecting internal thread matched with the heparin cap connecting external thread is arranged on the inner wall of the heparin cap.
First play blood vessel way, second play blood vessel way and third play blood vessel way equal equallys the distribution in the side of the negative pressure gasbag body, first play blood vessel way, the one end that second goes out blood vessel way and third go out blood vessel way all is linked together with the inboard of the negative pressure gasbag body, at first play blood vessel way, the outside end portion outer wall that second goes out blood vessel way and third go out blood vessel way all is provided with medical check valve and connects the external screw thread, be provided with in medical check valve and connect the medical check valve connection internal thread of external screw thread matched with this medical check valve.
The capacity of the negative pressure gasbag body be 1.5 ml, first play blood vessel way, second play blood vessel way and third play blood vessel way all adopt the stereoplasm plastic tubing to make, first play blood vessel way, second play blood vessel way and third go out the position of connection of blood vessel way and the negative pressure gasbag body all to be provided with out blood vessel way connection interface, it all adopts plastic hose to make with the air extraction pipeline to advance blood vessel way, it all is provided with hose connection interface with the position of connection of the negative pressure gasbag body to advance blood vessel way and air extraction pipeline.
A blood squeezing device matched with the neonatal hereditary metabolic disease diagnosis blood sampling device comprises a first bearing clamping closed seat used for bearing and clamping a negative pressure air sac body, wherein one side of the first bearing clamping closed seat is provided with a first blood outlet channel gap matched with a first blood outlet channel, a second blood outlet channel and a third blood outlet channel, a first rotating support is fixedly arranged at the inner side of the bottom of the first bearing clamping closed seat, a first blood inlet channel clamping closed support used for bearing and clamping the blood inlet channel is fixedly arranged on the first rotating support at the inner side of the first bearing clamping closed seat, the first rotating support is connected with a second rotating support through a rotating shaft, a second blood outlet channel gap matched with the first blood outlet channel gap is arranged on the second rotating support, a second bearing clamping closed seat matched with the first bearing clamping closed seat is fixedly arranged at the inner side of the second blood outlet channel gap, and a second blood inlet channel clamping support matched with the first blood inlet channel clamping support is arranged on the second rotary support at the inner side of the second bearing clamping support.
The first bearing clamping and closing seat is of a cuboid structure, the length of the first bearing clamping and closing seat is equal to that of the negative pressure air sac body, the width of the first bearing clamping and closing seat is not smaller than that of the negative pressure air sac body, the shape and the size of the first bearing clamping and closing seat are the same as those of the second bearing clamping and closing seat, the height of the first bearing clamping and closing seat is equal to the radius of the rotating shaft, one half of the pipe diameter length of the first blood outlet pipeline, one half of the pipe diameter length of the second blood outlet pipeline and one half of the pipe diameter length of the third blood outlet pipeline are not larger than the depth of the notch of the first blood outlet pipeline, the depth and the shape of the notch of the first blood outlet pipeline are the same as those of the notch of the second blood outlet pipeline, the length of the first blood inlet pipeline clamping and closing seat is equal to that of the negative pressure air sac body, the distance between the first blood inlet pipeline clamping and the notch of the first blood outlet pipeline is one half of the length of the blood inlet pipeline, the first blood inlet channel clamping support is of a cuboid sheet structure, and the shape and the size of the first blood inlet channel clamping support are the same as those of the second blood inlet channel clamping support.
The width of the second rotary support is not less than the length of the capsule body, the width of the first rotary support is not more than the width of the second rotary support, and the second rotary support and the first rotary support are both rectangular sheet structures capable of rotating along a rotating shaft.
The invention has the following positive effects: firstly, the blood sampling device is convenient to operate, high in working and operating efficiency, capable of overcoming a plurality of defects of a traditional syringe blood sampling process, avoiding the defect that the blood is not easy to control when being extracted through the syringe, capable of accurately controlling the blood extraction amount, ensuring that the blood of a patient is not extracted much, low in operation difficulty coefficient, capable of extracting the blood like a disposable venous blood sampling needle, strong in controllability of the whole process, and capable of enabling the blood to be dripped out by using the blood extruding device to be dripped onto a blood sampling card with three drops of blood correspondingly at one time after the blood is extracted, so that the blood dripping operation can be controlled, and the operation is rapid and efficient; secondly, the product can effectively save the cost of the syringe needle and the syringe, prevent the occurrence of the phenomenon of needle stick injury, is clean and sanitary, has low cost, is easy to control, is not easy to infect and pollute, and is favorable for the completion of the recovery operation of hospitals.
Drawings
FIG. 1 is a schematic view of the blood collection device of the present invention.
Fig. 2 is a second structural schematic diagram of the blood sampling device of the present invention.
Fig. 3 is a third structural schematic diagram of the blood sampling device of the present invention.
Fig. 4 is a schematic structural diagram of the blood-extruding device of the present invention.
Fig. 5 is a schematic structural view of the blood-extruding device of the present invention in a use state.
FIG. 6 is a second schematic structural view of the blood-extruding device of the present invention.
Fig. 7 is a third schematic structural view of the blood-extruding device of the present invention.
Figure 8 is a schematic view of the connection of the air extraction conduit with the duckbill check valve and valve cap of the present invention.
Detailed Description
As shown in fig. 1, 2, 3, 4, 5, 6, 7, 8, a neonate's hereditary metabolic disease diagnosis blood sampling device, including the negative pressure gasbag body 1, the air extraction pipeline 4 that is linked together with the negative pressure gasbag body 1, the duckbilled check valve 5 that is linked together with the air extraction pipeline 4, duckbilled check valve 5 be connected with valve cap 6 that has the internal screw thread through the external screw thread, it has into blood vessel way 2 to fix the intercommunication in one side of the negative pressure gasbag body 1, heparin cap 3 is installed through threaded connection's mode to the outside end of entering blood vessel way 2, there are first blood outlet vessel way 7, second blood outlet vessel way 8 and third blood outlet vessel way 9 in the opposite side intercommunication of the negative pressure gasbag body 1, medical check valve 10 is all installed to the outside end of first blood outlet vessel way 7, second blood outlet vessel way 8 and third blood outlet vessel way 7. Negative pressure gasbag body 1 be the cylindrical cavity utricule structure of cambered surface for both sides, air extraction pipeline 4 fixed mounting is in the one end of negative pressure gasbag body 1, the one end and the negative pressure gasbag body 1 inboard of air extraction pipeline 4 are linked together, the other end and the duckbill check valve 5 of air extraction pipeline 4 are linked together, duckbill check valve 5 comprises entry end 5-1, case 5-2, exit end 5-3, and valve mouth 5-4, entry end 5-1 is linked together with air extraction pipeline 4, be provided with at the outer wall of exit end 5-3 and connect external screw thread 11, be provided with and be connected external screw thread 11 matched with and be connected internal thread 12 at the inner wall of valve cap 6, inboard fixed mounting at valve cap 6 has the end cap 13 that is used for shutoff valve mouth 5-4. One end of the blood inlet channel 2 is communicated with the inner side of the negative pressure air sac body 1, a heparin cap connecting external thread used for installing a heparin cap 3 is arranged on the outer wall of the outer side end of the blood inlet channel 2, and a heparin cap connecting internal thread matched with the heparin cap connecting external thread is arranged on the inner wall of the heparin cap 3. First play blood vessel say 7, second play blood vessel say 8 and third go out the side that 9 impartial distributions were said at the negative pressure gasbag body 1, first play blood vessel says 7, second goes out the blood vessel and says 8 and the third one end that 9 all is linked together with the inboard of the negative pressure gasbag body 1, say 7 at first play blood vessel, second goes out the blood vessel and says 8 and the third outside end portion outer wall that 9 all is provided with medical check valve and connects the external screw thread, be provided with in medical check valve 10 and connect the medical check valve of external screw thread matched with and connect the internal thread with this medical check valve. Negative pressure gasbag body 1's capacity be 1.5 ml, first go out blood vessel way 7, second go out blood vessel way 8 and third and go out blood vessel way 9 and all adopt the stereoplasm plastic tubing to make, at first blood vessel way 7, second go out blood vessel way 8 and third and go out blood vessel way 9 and negative pressure gasbag body 1's hookup location and all be provided with out blood vessel way connection interface, it all adopts plastic hose to make to advance blood vessel way 2 and air extraction pipeline 4, all be provided with hose connection interface advancing blood vessel way 2 and air extraction pipeline 4 and negative pressure gasbag body 1's hookup location.
A blood squeezing device matched with the neonatal hereditary metabolic disease diagnosis blood sampling device comprises a first bearing clamping seat 17 used for bearing and clamping a negative pressure air sac body 1, a first blood outlet channel gap 18 matched with a first blood outlet channel 7, a second blood outlet channel 8 and a third blood outlet channel 9 is arranged on one side of the first bearing clamping seat 17, a first rotating support 15 is fixedly arranged on the inner side of the bottom of the first bearing clamping seat 17, a first blood inlet channel clamping seat 19 used for bearing and clamping the blood inlet channel 2 is fixedly arranged on the first rotating support 15 on the inner side of the first bearing clamping seat 17, the first rotating support 15 is connected with a second rotating support 14 through a rotating shaft 16, a second blood outlet channel gap 21 matched with the first blood outlet channel gap 18 is arranged on the second rotating support 14, a second bearing clamping seat 20 matched with the first bearing clamping seat 17 is fixedly arranged on the inner side of the second blood outlet channel gap 21, the second rotating abutment 14, inside the second load-bearing clipping seat 20, is provided with a second blood inlet duct clipping seat 22 cooperating with the first blood inlet duct clipping seat 19. The first bearing clamping and closing seat 17 is of a cuboid structure, the length of the first bearing clamping and closing seat 17 is equal to that of the negative pressure air sac body 1, the width of the first bearing clamping and closing seat 17 is not smaller than that of the negative pressure air sac body 1, the shape and size of the first bearing clamping and closing seat 17 are the same as those of the second bearing clamping and closing seat 20, the height of the first bearing clamping and closing seat 17 is equal to the radius of the rotating shaft 16, one half of the pipe diameters of the first blood outlet channel 7, the second blood outlet channel 8 and the third blood outlet channel 9 are not larger than the depth of the first blood outlet channel gap 18, the depth and shape of the first blood outlet channel gap 18 are the same as those of the second blood outlet channel gap 21, the length of the first blood inlet channel clamping and closing seat 19 is equal to that of the negative pressure air sac body 1, the distance between the first blood inlet channel clamping and closing seat 19 and the first blood outlet channel gap 18 is one half of the length of the blood inlet channel 2, the height of the first blood inlet channel clamping support 19 is equal to the radius of the rotating shaft 16, the first blood inlet channel clamping support 19 is of a cuboid sheet structure, and the shape and the size of the first blood inlet channel clamping support 19 are the same as those of the second blood inlet channel clamping support 22. The width of the second rotating support 14 is not less than the length of the capsule body 1, the width of the first rotating support 15 is not more than the width of the second rotating support 14, and the second rotating support 14 and the first rotating support 15 are both rectangular sheet structures capable of rotating along the rotating shaft 16.
When the product is used, the external injection pipe joint is inserted into the valve mouth 5-4 position of the duckbill one-way valve 5, so that the air in the negative pressure air sac body 1 is pumped out, and the inside of the negative pressure air sac body 1 is in a negative pressure state. The needle head of the disposable venous blood taking needle is punctured to the venous blood drawing position of a patient, a small amount of blood can be returned after the needle head enters a blood vessel, then the output end plug connector of the disposable venous blood taking needle is inserted into the heparin cap 3, the blood automatically flows into the negative pressure air sac body 1 due to the negative pressure effect in the negative pressure air sac body 1, and the disposable venous blood taking needle is pulled out until the whole blood collection in the inner cavity of the negative pressure air sac body 1. Then the negative pressure air sac body 1 filled with blood is placed on the first bearing clamping seat 17, the blood inlet channel 2 is placed towards the position of the rotating shaft 16, simultaneously the three medical one-way valves 10 are placed towards the position of the first blood outlet channel gap 18, then the second rotating support 14 is rotated to be close to the first rotating support 15, so that the position of the first blood outlet channel gap 18 is close to the position of the second blood outlet channel gap 21, similarly, the first bearing clamping seat 17 and the second bearing clamping seat 20 are slowly close to each other, when the position of the first bearing clamping seat 17 is close to the position of the second bearing clamping seat 20, the first blood inlet channel clamping seat 19 and the second blood inlet channel clamping seat 22 are firstly close to each other to clamp the blood inlet channel 2, so as to prevent the blood from overflowing from the position of the heparin cap 3, and after the blood inlet channel 2 is clamped, along with the slow extrusion effect of the first bearing clamping seat 17 and the second bearing clamping seat 20, blood is extruded to three corresponding blood sampling points on the card from the first blood outlet channel 7, the second blood outlet channel 8 and the third blood outlet channel 9 aligned to the card with three drops of blood collection, the first blood outlet channel 7, the second blood outlet channel 8 and the third blood outlet channel 9 correspond to the three blood sampling points respectively, and three drops of blood collection operation is completed once.
Claims (8)
1. The utility model provides a neonate's hereditary metabolic disease diagnosis blood sampling device, includes the negative pressure gasbag body (1), air extraction pipeline (4) that are linked together with the negative pressure gasbag body (1), duckbilled check valve (5) that are linked together with air extraction pipeline (4), its characterized in that: duckbilled check valve (5) be connected with valve cap (6) that have the internal thread through the external screw thread, there is into blood vessel way (2) in the fixed intercommunication in one side of negative pressure gasbag body (1), it installs heparin cap (3) through threaded connection's mode to advance the outside end of blood vessel way (2), there is first blood vessel way (7) at the opposite side intercommunication of negative pressure gasbag body (1), second blood vessel way (8) and third blood vessel way (9), first blood vessel way (7), medical check valve (10) are all installed to the outside end that second blood vessel way (8) and third blood vessel way (7).
2. The neonatal genetic metabolic disease diagnosis blood sampling device according to claim 1, characterized in that: the negative pressure air bag body (1) is of a cylindrical cavity bag body structure with cambered surfaces at two sides, an air extraction pipeline (4) is fixedly arranged at one end of the negative pressure air bag body (1), one end of the air extraction pipeline (4) is communicated with the inner side of the negative pressure air bag body (1), the other end of the air extraction pipeline (4) is communicated with a duckbill one-way valve (5), the duckbill one-way valve (5) is composed of an inlet end (5-1), a valve core (5-2), an outlet end (5-3) and a valve nozzle (5-4), the inlet end (5-1) is communicated with the air extraction pipeline (4), the outer wall of the outlet end (5-3) is provided with a connecting external thread (11), the inner wall of the valve cap (6) is provided with a connecting internal thread (12) matched with the connecting external thread (11), a plug (13) for plugging the valve nozzle (5-4) is fixedly arranged on the inner side of the valve cap (6).
3. The neonatal genetic metabolic disease diagnosis blood sampling device according to claim 1, characterized in that: one end of the blood inlet channel (2) is communicated with the inner side of the negative pressure air bag body (1), a heparin cap connecting external thread used for installing a heparin cap (3) is arranged on the outer wall of the outer side end of the blood inlet channel (2), and a heparin cap connecting internal thread matched with the heparin cap connecting external thread is arranged on the inner wall of the heparin cap (3).
4. The neonatal genetic metabolic disease diagnosis blood sampling device according to claim 1, characterized in that: first go out blood vessel way (7), second go out blood vessel way (8) and third go out blood vessel way (9) equipartition and distribute in the side of the negative pressure gasbag body (1), first go out blood vessel way (7), the one end that second goes out blood vessel way (8) and third go out blood vessel way (9) all is linked together with the inboard of the negative pressure gasbag body (1), at first go out blood vessel way (7), the outside end portion outer wall that second goes out blood vessel way (8) and third go out blood vessel way (9) all is provided with medical check valve and connects the external screw thread, be provided with in medical check valve (10) and connect the medical check valve connection internal thread of external screw thread matched with this medical check valve.
5. The neonatal genetic metabolic disease diagnostic blood collecting device according to claim 1, 2, 3 or 4, wherein: the capacity of the negative pressure gasbag body (1) be 1.5 ml, first go out blood vessel way (7), second go out blood vessel way (8) and third go out blood vessel way (9) and all adopt the stereoplasm plastic tubing to make, at first play blood vessel way (7), second go out blood vessel way (8) and third go out blood vessel way (9) and all are provided with out blood vessel way connection interface with the hookup location of the negative pressure gasbag body (1), it all adopts plastic hose to make to advance blood vessel way (2) and air extraction pipeline (4), the hookup location of advancing blood vessel way (2) and air extraction pipeline (4) and negative pressure gasbag body (1) all is provided with hose connection interface.
6. A milking device for use with the neonatal hereditary metabolic disease diagnostic blood-collecting device of claim 1, characterized in that: the negative pressure air sac comprises a first bearing clamping seat (17) used for bearing and clamping a negative pressure air sac body (1), a first blood outlet channel gap (18) matched with a first blood outlet channel (7), a second blood outlet channel (8) and a third blood outlet channel (9) is arranged on one side of the first bearing clamping seat (17), a first rotating support (15) is fixedly arranged on the inner side of the bottom of the first bearing clamping seat (17), a first blood inlet channel clamping seat (19) used for bearing and clamping a blood inlet channel (2) is fixedly arranged on the first rotating support (15) on the inner side of the first bearing clamping seat (17), the first rotating support (15) is connected with a second rotating support (14) through a rotating shaft (16), a second blood outlet channel gap (21) matched with the first blood outlet channel gap (18) is arranged on the second rotating support (14), and a first bearing clamping seat (17) matched with the first clamping seat (17) is fixedly arranged on the inner side of the second blood outlet channel gap (21) A second bearing clamping seat (20), and a second blood inlet channel clamping support seat (22) matched with the first blood inlet channel clamping support seat (19) is arranged on a second rotating support seat (14) at the inner side of the second bearing clamping seat (20).
7. The neonatal genetic metabolic disease diagnostic milking device of claim 6, wherein: the first bearing clamping closed seat (17) is of a cuboid structure, the length of the first bearing clamping closed seat (17) is equal to that of the negative pressure air sac body (1), the width of the first bearing clamping closed seat (17) is not smaller than that of the negative pressure air sac body (1), the shape and size of the first bearing clamping closed seat (17) are the same as those of the second bearing clamping closed seat (20), the height of the first bearing clamping closed seat (17) is equal to the radius of the rotating shaft (16), one half of the pipe diameter lengths of the first blood outlet channel (7), the second blood outlet channel (8) and the third blood outlet channel (9) are not larger than the depth of the first blood outlet channel gap (18), the depth and shape of the first blood outlet channel gap (18) are the same as those of the second blood outlet channel gap (21), the length of the first blood inlet channel clamping closed seat (19) is equal to that of the air sac body (1), and the distance between the first blood inlet channel clamping closed seat (19) and the first blood outlet channel gap (18) is equal to that of the air sac body (1) The pipeline (2) is half of the length, the height of the first blood inlet channel clamping support (19) is equal to the radius of the rotating shaft (16), the first blood inlet channel clamping support (19) is of a cuboid sheet structure, and the shape and the size of the first blood inlet channel clamping support (19) are the same as those of the second blood inlet channel clamping support (22).
8. The neonatal genetic metabolic disease diagnostic milking device of claim 6, wherein: the width of the second rotary support (14) is not less than the length of the capsule body (1), the width of the first rotary support (15) is not more than the width of the second rotary support (14), and the second rotary support (14) and the first rotary support (15) are both rectangular sheet structures capable of rotating along the rotating shaft (16).
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| CN201910913102.5A CN110680348A (en) | 2019-09-25 | 2019-09-25 | Newborn inherited metabolic disease diagnosis blood sampling and blood squeezing device |
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| CN201910913102.5A CN110680348A (en) | 2019-09-25 | 2019-09-25 | Newborn inherited metabolic disease diagnosis blood sampling and blood squeezing device |
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| TW200904505A (en) * | 2007-07-31 | 2009-02-01 | Nat Univ Chin Yi Technology | Electric power squeezing device for blood bags |
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| CN205145231U (en) * | 2015-11-17 | 2016-04-13 | 陈荣华 | From simple and easy recovery package of blood |
| CN208799804U (en) * | 2018-09-19 | 2019-04-30 | 浙江绿蔻生物技术有限公司 | Blood plasma-separating clip tool and blood divide slurry system |
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