CN105944188B - Magnetic power booster - Google Patents

Magnetic power booster Download PDF

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Publication number
CN105944188B
CN105944188B CN201610352719.0A CN201610352719A CN105944188B CN 105944188 B CN105944188 B CN 105944188B CN 201610352719 A CN201610352719 A CN 201610352719A CN 105944188 B CN105944188 B CN 105944188B
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China
Prior art keywords
magnet
magnetic
annular magnet
sleeve
storage device
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CN201610352719.0A
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Chinese (zh)
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CN105944188A (en
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张云鹤
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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
    • A61M5/178—Syringes
    • A61M5/31—Details
    • A61M5/3148—Means for causing or aiding aspiration or plunger retraction
    • 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
    • A61M5/178—Syringes
    • A61M5/20—Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically
    • 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
    • A61M5/178—Syringes
    • A61M5/20—Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically
    • A61M2005/2006—Having specific accessories
    • 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
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/19—Constructional features of carpules, syringes or blisters
    • 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
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/33—Controlling, regulating or measuring

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  • Health & Medical Sciences (AREA)
  • Vascular Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
  • Medical Preparation Storing Or Oral Administration Devices (AREA)

Abstract

The invention discloses a magnetomotive booster, which comprises a fixed sleeve, an annular magnet, a magnetic rod, a sleeve, a fixing piece and a storage device, wherein the annular magnet is fixedly arranged outside one end of the fixed sleeve, the inner wall of the annular magnet is set to be the same magnetic pole, the outer wall of the annular magnet is set to be opposite magnetic pole, the sleeve is fixedly arranged inside the fixed sleeve, the magnetic rod is arranged in the sleeve, the other end of the fixed sleeve is provided with an opening, the fixing piece is arranged on the inner wall of the fixed sleeve, the storage device is clamped in the fixing piece, the storage device comprises a cylinder body and a piston rod arranged in the cylinder body, an outlet pipe is connected to the outlet of the cylinder body, a drip cup and a switch are arranged on the outlet pipe, the magnetic rod pushes the piston rod through magnetic: the structure is simple, the cost is low, the constraint of fuel and electricity is eliminated, and the limitation that the material transportation is influenced by gravity and height difference is eliminated.

Description

Magnetic power booster
Technical Field
The invention relates to the field of boosters, in particular to a magnetic power booster.
Background
At present, the energy source of the common booster is mostly fuel or electricity, when the fuel or electricity is insufficient, the booster can not work continuously, in addition, when the medical treatment of a patient is carried out, a treatment medicine needs to be input into the blood of the patient, an infusion apparatus is usually used, therefore, the infusion apparatus is an important medical device, in the existing infusion apparatus, most of the liquid medicine in the infusion bottle or the infusion bag naturally flows to the infusion tube by utilizing the gravity effect and is then conveyed to the human body, the infusion bottle needs to be hung on the infusion support in a high position and is higher than the infusion part on the body, the infusion is carried out by utilizing the gravity difference, the hanging mode of the infusion bottle is very insecure, the infusion patient is very inconvenient to move or get up to go out if needing to take away the infusion support, and the hung infusion bottle or the infusion bag has a certain weight, and the infusion support is easy to fall, the infusion bottle or the infusion bag is easy to enter bacteria when the needle is pricked, thereby causing the pollution of the liquid medicine and influencing the drug effect.
Therefore, it is necessary to provide a magnetic power booster which can get rid of the constraint of fuel and electricity, the delivery of the substance is not affected by gravity and height difference, and the infusion device is easy to carry, has good sealing performance and does not affect the liquid medicine.
Disclosure of Invention
The invention aims to provide a magnetic power booster aiming at the defects of the prior art, which utilizes the principle that the same magnetic poles repel each other to provide power for conveying substances, gets rid of the constraint of fuel and electricity and gets rid of the limitation that the substance conveying is influenced by gravity and height difference. In order to achieve the above object, the present invention is achieved by the following technical solutions.
A magnetic power booster comprises a fixed sleeve, an annular magnet, a magnetic rod, a sleeve, a fixed part and a storage device, the outer part of one end of the fixed sleeve is fixedly provided with an annular magnet, the inner wall of the annular magnet is provided with the same magnetic pole, the outer wall of the annular magnet is provided with the opposite magnetic pole, the sleeve is fixedly arranged in the fixed sleeve, the space between the sleeve and the fixed sleeve is filled with filler, a magnetic bar is arranged in the sleeve, the other end of the fixed sleeve is provided with an opening, the inner wall of the fixed sleeve is provided with a fixing piece, the fixing piece is internally provided with a storage device in a clamping way, the storage device comprises a cylinder body and a piston rod arranged in the cylinder body, an outlet pipe is connected on the outlet of the cylinder body, the output tube is provided with a drip cup and a switch, the magnetic rod pushes the piston rod through the magnetic force generated by the annular magnet, and the piston rod pushes the substances in the output pipe to flow out from the outlet, and the outflow rate of the substances is controlled by adjusting the opening degree of the switch.
Furthermore, the annular magnet is formed by arranging coaxial annular magnetic sheets with the same magnetic pole direction or is surrounded by blocky magnets with the same magnetic pole direction.
Furthermore, the magnetic rod comprises a shell, a bar magnet and a fixing part, wherein the bar magnet and the fixing part are fixedly arranged in the shell, and the magnetic pole at the outer end of the bar magnet is opposite to the magnetic pole at the inner wall of the annular magnet.
Furthermore, the included angle between the opening and the central line of the fixing sleeve is 90-180 degrees.
Further, the magnetic ring further comprises a protection pipe, and the protection pipe is fixed on the outer side of the ring-shaped magnet.
Furthermore, one end of the fixing sleeve is of a closed structure, and the other end of the fixing sleeve is open.
Further, the length of the bar magnet is 1/3-2/3 of the total length of the arrangement of the ring magnets.
Further, the length of the sleeve is larger than that of the ring magnet.
A magnetic power booster is characterized in that: it is including fixed cover, annular magnet, bar magnet, sleeve pipe, mounting and storage device, the annular magnet is adorned admittedly to fixed cover one end inside, annular magnet's inner wall sets up to same magnetic pole, and the outer wall sets up to opposite magnetic pole, the device sleeve pipe in the annular magnet, the opening has been seted up to the intraductal bar magnet of fixed cover other end, be equipped with the mounting on the inner wall of the fixed cover of opening part, the storage device is equipped with to the mounting inside callipers, storage device includes the piston rod of barrel and device in the barrel, is connected with the transfer line in the export of barrel, be equipped with switch and drip kettle on the transfer line, the piston rod on the bar promotes storage device under the magnetic action that annular magnet produced, and the material that the piston rod promoted in the transfer line flows from the export.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the beneficial effects that: the invention has the advantages of simple structure, low cost, wide application range, labor saving, easy use, portability, getting rid of the constraint of fuel and electricity, no limitation of position height, no need of height difference and gravity action during material output, and capability of being used in a vacuum state.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of the working principle of the present invention;
FIG. 3 is a schematic structural diagram of another embodiment of the present invention;
1. fixing a sleeve; 2. a ring magnet; 21. an annular magnetic sheet; 3. a magnetic bar; 31. a bar magnet; 32. a fixed part; 4. a sleeve; 5. an opening; 6. a fixing member; 7. a storage device; 71. an outlet; 72. a piston rod; 73. a barrel; 8. a transfusion tube; 81. a switch; 9. and (5) protecting the tube.
Detailed Description
The present invention is further illustrated by the following examples, but is not limited to the details of the description.
Referring to fig. 1, a magnetic power booster comprises a fixing sleeve 1, an annular magnet 2, a magnetic rod 3, a sleeve 4, a fixing part 6 and a storage device 7, wherein the fixing sleeve 1 is cylindrical, the annular magnet 2 is fixed outside one end of the fixing sleeve 1 through an adhesive, the inner wall of the annular magnet 2 is set to be the same magnetic pole, the outer wall is set to be opposite magnetic pole, namely the outer wall is S pole when the inner wall is N pole, or the outer wall is N pole when the inner wall is S pole, the annular magnet 2 is formed by coaxially and sequentially arranging a plurality of annular magnetic sheets 21 with the same magnetic pole direction, the annular magnet 2 can be enclosed by block magnets with the same magnetic pole direction, the sleeve 4 is arranged inside the fixing sleeve 1, the space between the sleeve 4 and the fixing sleeve 1 is filled with a filler, the magnetic rod 3 is arranged inside the sleeve 4, the magnetic rod 3 is cylindrical, the magnetic rod 3 comprises a shell 33, a bar magnet 31 and a, the magnetic pole of the outer end of the bar magnet 31 is opposite to the magnetic pole of the inner wall of the annular magnet 2, the bar magnet 31 in the magnetic rod 3 moves in the annular magnet 2, the annular magnet 2 and the magnetic rod 3 are both permanent magnets, the other end of the fixing sleeve 1 is provided with an opening 5 with an included angle of 90-180 ℃ with the central line of the fixing sleeve 1, the inner wall of the fixing sleeve 1 opposite to the opening 5 is fixed with an arc-shaped fixing part 6, the fixing part 6 is just attached to the inner wall of the fixing sleeve 1, a storage device 7 is clamped in the fixing part 6, the storage device 7 comprises a cylinder body 72 and a piston rod 73, the piston rod 73 is arranged in the cylinder body 72, one end of the magnetic rod 3 with a fixing part 32 faces the cylinder body 73, the cylinder body 73 is fixed by the fixing part 6, an outlet 71 of the cylinder body 73 is connected with an output pipe 8, the, the piston rod pushes the substance in the output pipe 8 to flow out from the outlet 71, and the flow rate of the substance is controlled by adjusting the opening degree of the switch 81. The outer side of the ring magnet 2 is also provided with a protection tube 9, the protection tube 9 is fixed on the outer side of the ring magnet 2, and the protection tube 9 can play a role in protection. When the storage device 7 needs to be replaced, the magnetic rod 3 is firstly propped against by a hand, the hand can be loosened after the storage device 7 is replaced, and the infusion process is continued, or when the storage device 7 is replaced, the magnetic rod 3 is firstly taken out, and the magnetic rod 3 is arranged in the annular magnet 2 after the storage device 7 is replaced, and the infusion process is continued.
The specific working principle of the invention is as follows: when the inner wall of the ring magnet 2 is an N pole and the outer wall is an S pole, the N pole of the bar magnet 31 enters from one end of the ring magnet 2, since the N pole of the ring magnet 2 repels the N pole of the bar magnet 31, the bar magnet 31 needs to be pushed by the outside slowly, the bar magnet 31 enters the inside of the ring magnet 2 under the action of the external thrust, when half of the bar magnet 31 is located inside the ring magnet 2 and half is located outside the ring magnet 2, the attraction and the repulsion of the ring magnet 2 on the bar magnet 31 are equal, then, the external thrust is not needed, the bar magnet 31 moves at a constant speed inside the ring magnet 2, when the N pole of the bar magnet 31 reaches the other end of the ring magnet 2, the attraction and the repulsion of the magnet are equal, when the N pole of the bar magnet 31 exceeds the inside of the ring magnet 2, the repulsion is greater than the attraction, so that the N pole of the bar magnet 31 needs to be ensured to move inside the ring magnet 2, thereby ensuring that the force applied by the bar magnet 31 to the piston rod 72 is uniform, and further ensuring that the substance in the storage device 7 can flow out uniformly under the condition that the opening degree of the switch 81 is constant. In order to reduce the influence of the magnetic rod 3 ejected by the magnetic force during replacement of the replacement storage device 7, one end of the fixing sleeve 1 to which the ring magnet 2 is fixed is configured to be closed so that the magnetic rod 3 does not separate from the inside of the ring magnet 2, and the protection tube 9 may be configured to be closed at one end, as shown in fig. 2.
According to the above technical solution, the length of bar magnet 31 and the length of ring magnet 2 should satisfy the following conditions: l isRing magnet/3≤LBar magnet≤2LRing magnet(iii)/3, that is, the length of the bar magnet 31 is 1/3-2/3 of the total length of the arrangement of the ring magnets 2; the length of the magnetic rod 3, the length of the piston rod 72, the length of the cylinder 73 and the length of the fixing sleeve 1 need to satisfy the following conditions: l isMagnetic bar+LPiston rod+LBarrel body>LFixingSleeve。
When the invention is used in the infusion process, the capacity of the storage device 7 can be 10ml, 100ml, 150ml or 500ml, the common injection specification can be realized, the sizes of the fixed sleeve 1, the annular magnet 2 and the magnetic rod 3 can be correspondingly adjusted according to the difference of use occasions and the difference of the capacity of the storage device 7, when L is less than L, the invention can be used for the injection of a patient with different injection specificationsRing magnet15cm, the outer diameter of the ring magnet 2 is 13cm, the inner diameter is 11cm, the width of the ring magnet 21 is 1cm, the length of the bar magnet is 10cm, the bar magnet 31 is square, the cross-sectional dimension is 2cmx2cm, the length of the magnetic rod 3 is 20cm, the diameter is 4cm, the housing of the magnetic rod 3 is made of plastic, the fixing portion 32 is made of non-metal and non-magnetic material, the length of the sleeve 4 is 20cm, the inner diameter is 4.2cm, and the wall thickness is 0.5cm, as shown in fig. 2, one section of the sleeve 4 longer than the ring magnet 2 is used to make half of the bar magnet 31 inside the ring magnet 2 and half outside the ring magnet 2, the length of the fixing sleeve 1 is 55cm, the wall thickness is 0.5cm, the opening on the fixing sleeve 1 is 35cm long, the included angle is 90 degrees, the length of the fixing element 6 is 10cm, and the thickness is 2.7cm, at this time, 150ml storage capacity is applied, and the position of the fixing element 6 can be adjusted according to, Length and thickness.
When the storage device 7 is different in size, the dimensions of the ring magnet 2 and the bar magnet 31 may be enlarged or reduced, for example, when the storage device 7 is 10ml in size, the ring magnet: length of 5cm, outer diameter of 4.5cm, inner diameter of 2.5cm, magnetic bar 3: outer diameter of 3cm, length of 7cm, bar magnet: the length was 3cm and the cross-sectional dimension was 2cmX2 cm.
Based on the above solution, another embodiment may be as follows: a magnetic power booster is shown in figure 3 and comprises a fixed sleeve 1, an annular magnet 2 and a magnetic rod 3, sleeve pipe 4, mounting 6 and storage device 7, fixed 1 one end inside dress annular magnet 2 admittedly, the inner wall of annular magnet 2 sets up to same magnetic pole, the outer wall sets up to opposite magnetic pole, device sleeve pipe 4 in the annular magnet 2, device bar magnet 3 in the sleeve pipe 4, opening 5 has been seted up to fixed cover 1 other end, be equipped with mounting 6 on the inner wall of fixed cover 1, the card is equipped with storage device 7 in the mounting 6, be connected with output tube 8 on storage device 7's the export 71, be equipped with switch 81 and drip cup 82 on the output tube 8, bar magnet 3 promotes piston rod 72 on storage device 7 under the magnetic force effect that annular magnet 2 produced, substance among the piston rod 72 promotion output tube 8 flows out from export 71, the speed of the size control material outflow through regulating switch 81 aperture. The working principle in this embodiment is the same as that described in the above embodiment, and is not described again.
The invention has the following beneficial effects: the invention has the advantages of simple structure, low cost, wide application range, labor saving, easy use, portability, getting rid of the constraint of fuel and electricity, no limitation of position height, no need of height difference and gravity action during material output, and capability of being used in a vacuum state.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. Not all embodiments are exhaustive. All obvious changes and modifications which are obvious to the technical scheme of the invention are covered by the protection scope of the invention.

Claims (9)

1. A magnetic power booster is characterized in that: it includes fixed cover (1), annular magnet (2), bar magnet (3), sleeve pipe (4), mounting (6) and storage device (7), fixed cover (1) one end outside is adorned annular magnet (2) admittedly, annular magnet (2) inner wall sets up to same magnetic pole, and the outer wall sets up to opposite magnetic pole, and fixed cover (1) suit is on sleeve pipe (4), pack by the filler between sleeve pipe (4) and fixed cover (1), the device has bar magnet (3) in sleeve pipe (4), and opening (5) have been seted up to fixed cover (1) other end, is equipped with mounting (6) on the inner wall of fixed cover (1), clamping is equipped with storage device (7) in mounting (6), storage device (7) are connected with output tube (8) on outlet (71) of barrel (72) including barrel (72) and device piston rod (73) in barrel (72), a drip cup (82) and a switch (81) are arranged on the output pipe (8), the magnetic rod (3) pushes the piston rod (72) through the magnetic force generated by the annular magnet (2), then the piston rod (72) pushes the substances in the output pipe (8) to flow out from the outlet (71), and the flowing rate of the substances is controlled by adjusting the opening degree of the switch (81).
2. Magnetomotive booster according to claim 1, characterized in that: the annular magnet (2) is formed by arranging coaxial annular magnetic sheets (21) with the same magnetic pole direction or is surrounded by blocky magnets with the same magnetic pole direction.
3. Magnetomotive booster according to claim 1, characterized in that: the magnetic rod (3) comprises a shell (33), a bar magnet (31) and a fixing part (32), wherein the bar magnet (31) and the fixing part are fixedly arranged in the shell (33), and the magnetic pole of the outer end of the bar magnet (31) is opposite to the magnetic pole of the inner wall of the annular magnet (2).
4. Magnetomotive booster according to claim 1, characterized in that: the included angle between the opening (5) and the central line of the fixed sleeve (1) is 90-180 degrees.
5. Magnetomotive booster according to claim 1, characterized in that: the magnetic ring is characterized by further comprising a protection pipe (9), wherein the protection pipe (9) is sleeved on the outer side of the annular magnet (2).
6. Magnetomotive booster according to claim 1, characterized in that: one end of the fixed sleeve (1) is of a closed structure, and the other end of the fixed sleeve is open.
7. The magnetomotive booster of claim 3, wherein: the length of the bar magnet (31) is 1/3-2/3 of the total length of the arrangement of the ring magnets (2).
8. Magnetomotive booster according to claim 1, characterized in that: the length of the sleeve (4) is greater than that of the annular magnet (2).
9. A magnetic power booster is characterized in that: it includes fixed cover (1), annular magnet (2), bar magnet (3), sleeve pipe (4), mounting (6) and storage device (7), annular magnet (2) is adorned admittedly to fixed cover (1) one end inside, the inner wall of annular magnet (2) sets up to same magnetic pole, and the outer wall sets up to opposite magnetic pole, device sleeve pipe (4) in annular magnet (2), bar magnet (3) in sleeve pipe (4), opening (5) have been seted up to fixed cover (1) other end, are equipped with mounting (6) on the inner wall of fixed cover (1), storage device (7) are equipped with to the mounting (6) inside the card, storage device (7) include barrel (72) and piston rod (73) of device in barrel (72), are connected with output tube (8) on the export (71) of barrel (72), be equipped with drip cup (82) and switch (81) on output tube (8), the magnetic rod (3) pushes the piston rod (72) under the action of magnetic force generated by the annular magnet (2), the piston rod (72) pushes the substances in the output tube (8), and the outflow rate of the substances is controlled by adjusting the opening degree of the switch (81).
CN201610352719.0A 2016-05-25 2016-05-25 Magnetic power booster Active CN105944188B (en)

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CN106328437B (en) * 2016-10-31 2019-04-02 江西新明机械有限公司 A kind of low pressure magnetic force control switch
US10751107B2 (en) * 2017-01-06 2020-08-25 Boston Scientific Scimed, Inc. Transperineal vapor ablation systems and methods
CN107505183A (en) * 2017-08-30 2017-12-22 河南师范大学 A kind of assist device for testing chamber syringe
CN108158575B (en) * 2017-12-29 2021-04-27 青岛大学附属医院 Conductive liquid self-coating electrocardiogram chest lead connector

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CN2273583Y (en) * 1996-04-29 1998-02-04 刘世棣 Full automatic and magnetic actuated piston machine for syringe
CN2885288Y (en) * 2006-04-03 2007-04-04 刘同岳 Insulin infusion pump directly driven by electromagnet
CN200942223Y (en) * 2006-01-09 2007-09-05 孙畅 Magneto-dynamic automatic syringe
CN201044845Y (en) * 2006-10-28 2008-04-09 李开元 Automatic syringe
CN101690834A (en) * 2009-10-29 2010-04-07 陈凯 Continuous needleless injection system driven by electromagnetic force
CN104622543A (en) * 2015-01-07 2015-05-20 马卫武 Pericardium puncture assembly
CN204446828U (en) * 2015-01-23 2015-07-08 苏州大学 A kind of ampere power-actuated rail mounted electromagnetism needleless injector
CN204446716U (en) * 2015-01-20 2015-07-08 姚光涛 A kind of safe pericardiocentesis drainage assembly
CN204542313U (en) * 2015-01-10 2015-08-12 张军 Ganglion puncture needle
CN206792753U (en) * 2016-09-19 2017-12-26 邓丽珍 A kind of needleless injector of Magnetic Control

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US20060173409A1 (en) * 2004-12-28 2006-08-03 Chang-Ming Yang Safety syring

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2273583Y (en) * 1996-04-29 1998-02-04 刘世棣 Full automatic and magnetic actuated piston machine for syringe
CN200942223Y (en) * 2006-01-09 2007-09-05 孙畅 Magneto-dynamic automatic syringe
CN2885288Y (en) * 2006-04-03 2007-04-04 刘同岳 Insulin infusion pump directly driven by electromagnet
CN201044845Y (en) * 2006-10-28 2008-04-09 李开元 Automatic syringe
CN101690834A (en) * 2009-10-29 2010-04-07 陈凯 Continuous needleless injection system driven by electromagnetic force
CN104622543A (en) * 2015-01-07 2015-05-20 马卫武 Pericardium puncture assembly
CN204542313U (en) * 2015-01-10 2015-08-12 张军 Ganglion puncture needle
CN204446716U (en) * 2015-01-20 2015-07-08 姚光涛 A kind of safe pericardiocentesis drainage assembly
CN204446828U (en) * 2015-01-23 2015-07-08 苏州大学 A kind of ampere power-actuated rail mounted electromagnetism needleless injector
CN206792753U (en) * 2016-09-19 2017-12-26 邓丽珍 A kind of needleless injector of Magnetic Control

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