CN212383039U - Infusion set based on giant magnetostrictive film - Google Patents
Infusion set based on giant magnetostrictive film Download PDFInfo
- Publication number
- CN212383039U CN212383039U CN202022270005.XU CN202022270005U CN212383039U CN 212383039 U CN212383039 U CN 212383039U CN 202022270005 U CN202022270005 U CN 202022270005U CN 212383039 U CN212383039 U CN 212383039U
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- China
- Prior art keywords
- substrate
- infusion
- giant magnetostrictive
- infusion tube
- magnetostrictive film
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- 238000001802 infusion Methods 0.000 title claims abstract description 96
- 239000000758 substrate Substances 0.000 claims abstract description 67
- 230000009471 action Effects 0.000 claims abstract description 6
- 239000010408 film Substances 0.000 claims 11
- 239000010409 thin film Substances 0.000 claims 4
- 239000003814 drug Substances 0.000 abstract description 10
- 239000000463 material Substances 0.000 description 8
- 239000011241 protective layer Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 241000463219 Epitheca Species 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 229910052692 Dysprosium Inorganic materials 0.000 description 1
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- 206010063385 Intellectualisation Diseases 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 229910052771 Terbium Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 239000000022 bacteriostatic agent Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- KBQHZAAAGSGFKK-UHFFFAOYSA-N dysprosium atom Chemical compound [Dy] KBQHZAAAGSGFKK-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000001990 intravenous administration Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000011540 sensing material Substances 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- GZCRRIHWUXGPOV-UHFFFAOYSA-N terbium atom Chemical compound [Tb] GZCRRIHWUXGPOV-UHFFFAOYSA-N 0.000 description 1
- 230000026683 transduction Effects 0.000 description 1
- 238000010361 transduction Methods 0.000 description 1
Images
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses an infusion set based on giant magnetostrictive film, include: a housing; the infusion tube penetrates through the shell; the first substrate is arranged on the shell and is positioned on one side of the infusion tube in the radial direction; the second substrate is arranged on the shell and positioned on the other side of the infusion tube in the radial direction; the first giant magnetostrictive film is arranged on the first substrate; the second giant magnetostrictive film is arranged on the second substrate; the magnetic field generating assembly is arranged on the shell and used for generating a magnetic field, and the magnetic field intensity is adjustable; the first giant magnetostrictive film and the second giant magnetostrictive film extend or shorten under the action of a magnetic field to respectively drive the first substrate and the second substrate to bend towards the infusion tube so as to extrude the infusion tube; the infusion tube is continuously extruded by the first substrate and the second substrate by adjusting the intensity of the magnetic field, so that the infusion is realized. The infusion device has stable and uniform infusion speed, and can ensure that the medicine can stably and accurately enter the human body.
Description
Technical Field
The utility model belongs to the technical field of infusion set, especially, relate to an infusion set based on giant magnetostrictive film.
Background
It is common in normal medical care to administer medication injections to patients. Infusion is one of the important treatment means in clinical medicine, and refers to a large dose of injection which is infused into the body by intravenous drip, and is usually packaged in a glass or plastic infusion bottle or bag and does not contain bacteriostatic agents. When in use, the infusion device adjusts the dropping speed to continuously and stably infuse the medicine into the body.
The infusion pump is an instrument which can accurately control the number of infusion drops or the flow rate of infusion, ensure that the medicine can be uniformly mixed, ensure the medicine amount to be accurate and safely enter the body of a patient to play a role, and is an intelligent infusion device, the infusion speed is not influenced by the back pressure of the human body and an operator, the infusion pump is helpful to reduce the working intensity of clinical care, and the accuracy, the safety and the care quality of infusion are improved. However, in actual use, there are problems such as abrasion and aging, and in addition, the medical accidents caused by the influence of the temperature, humidity, strong light, and the like of the external environment often occur.
Most of the existing infusion devices are still in the traditional mode, the intellectualization and the informatization are lacked, the infusion speed can not be accurately controlled, and the infusion speed is extremely easy to be interfered by the movement of a patient, so that the patient can not be perfectly cared for during infusion. The existing infusion pump has a series of potential safety hazards such as the out-of-control liquid medicine.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model aims at providing an infusion set based on giant magnetostrictive film, this infusion set infusion speed is stable even, can guarantee that the medicine is stable accurate getting into in the human body.
In order to achieve the above purpose, the technical scheme of the utility model is that:
an infusion device based on a giant magnetostrictive film, comprising:
a housing;
the infusion tube penetrates through the shell;
the first substrate is arranged on the shell and is positioned on one side of the infusion tube in the radial direction;
the second substrate is arranged on the shell and positioned on the other side of the infusion tube in the radial direction;
the first giant magnetostrictive film is arranged on the first substrate;
the second giant magnetostrictive film is arranged on the second substrate;
the magnetic field generating assembly is arranged on the shell and used for generating a magnetic field, and the magnetic field intensity is adjustable;
the first giant magnetostrictive film and the second giant magnetostrictive film extend or shorten under the action of the magnetic field to respectively drive the first substrate and the second substrate to bend towards the infusion tube so as to extrude the infusion tube; the infusion tube is continuously extruded by the first substrate and the second substrate by adjusting the magnetic field intensity, so that infusion is realized.
According to the utility model discloses an embodiment, first giant magnetostrictive film with second giant magnetostrictive film is positive magnetostrictive film, first giant magnetostrictive film is located first substrate is close to a terminal surface of transfer line, second giant magnetostrictive film is located the second substrate is close to a terminal surface of transfer line.
According to the utility model discloses an embodiment, the magnetic field takes place the subassembly and is coil and power, the power is used for giving the coil power supply.
According to the utility model discloses an embodiment, the coil is plane spiral coil.
According to an embodiment of the present invention, the two sides of the infusion tube in the radial direction are respectively provided with one of the coils.
According to an embodiment of the present invention, an anti-slip ring is disposed between the housing and the infusion tube to prevent relative sliding therebetween.
The utility model discloses owing to adopt above technical scheme, make it compare with prior art and have following advantage and positive effect:
(1) the embodiment of the utility model provides an in set up casing, transfer line, first substrate, second substrate, first giant magnetostrictive film, the flexible film of second giant magnetostrictive and magnetic field and take place the subassembly, through the extension of first giant magnetostrictive film and the flexible film of second giant magnetostrictive in the magnetic field or shorten and drive first substrate and second substrate extrusion transfer line in order to realize the infusion for infusion speed is stable even, can guarantee that the medicine stabilizes accurate entering human body.
(2) The embodiment of the utility model provides an in be equipped with the antiskid circle between casing and the transfer line for casing and transfer line can not relative slip, guarantee the stability of infusion.
Drawings
The following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings, in which:
FIG. 1 is a cross-sectional view of a giant magnetostrictive film based infusion device of the present invention;
fig. 2 is an exploded view of the super magnetostrictive film-based infusion device of the present invention.
Description of reference numerals:
1: an upper shell; 2: a lower case; 3: a transfusion tube; 4: a first substrate; 5: a second substrate; 6: a first giant magnetostrictive film; 7: a second giant magnetostrictive film; 8: an upper coil; 9: a lower coil; 10: a guide port; 11: an anti-slip ring; 12: a power supply pair lead; 13: an insulating protective layer is arranged; 14: and a lower insulating protection layer.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and specific embodiments. The advantages and features of the present invention will become more fully apparent from the following description and appended claims. It is to be noted that the drawings are in a very simplified form and are not to be construed as precise ratios as are merely intended to facilitate and distinctly illustrate the embodiments of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
Referring to fig. 1 to 2, the core of the present invention is to provide an infusion device based on giant magnetostrictive film, which comprises a housing, an infusion tube 3, a first substrate 4, a second substrate 5, a first giant magnetostrictive film 6, a second giant magnetostrictive film 7 and a magnetic field generating assembly. The infusion tube 3 is arranged in the shell in a penetrating way; the first substrate 4 is arranged on the shell and is positioned on one side of the infusion tube 3 in the radial direction; the second substrate 5 is arranged on the shell and is positioned on the other side of the infusion tube 3 in the radial direction; a first giant magnetostrictive film 6 disposed on the first substrate 4; the second giant magnetostrictive film 7 is arranged on the second substrate 5; the magnetic field generating assembly is arranged on the shell and used for generating a magnetic field, and the magnetic field intensity is adjustable.
The first giant magnetostrictive film 6 and the second giant magnetostrictive film 7 extend or shorten under the action of the magnetic field to respectively drive the first substrate 4 and the second substrate 5 to bend towards the infusion tube 3, so that the volume of the whole working cavity of the infusion tube 3 is changed to extrude the infusion tube 3; the first substrate 4 and the second substrate 5 are continuously extruded on the infusion tube 3 by adjusting the intensity of the magnetic field, so as to realize infusion.
The first substrate 4 and the second substrate 5 are driven to extrude the infusion tube 3 to realize infusion through the extension or the shortening of the first giant magnetostrictive film 6 and the second giant magnetostrictive film 7 in a magnetic field, so that the infusion speed is stable and uniform, and the medicine can be ensured to stably and accurately enter the human body.
The giant magnetostrictive film material is based on joule effect, is an alloy consisting of rare earth metals terbium (Tb), dysprosium (Dy) and metallic iron (Fe), is a transduction material, an actuating material and a sensing material, is a novel intelligent material, and is widely applied to the fields of industry and medical equipment. When the magnetic field is acted, the material can generate lattice deformation, so that the size and the volume can be changed in response, the controllable performance of the material is more excellent compared with the traditional mechanical device, and the material has great advantages in the fields of aerospace, robot control, novel medical instruments and the like.
The casing includes epitheca 1 and inferior valve 2, and epitheca 1 and inferior valve 2 pass through threaded fastener and connect, and the both ends of casing are equipped with guide port 10, and adopt integrated into one piece between guide port 10 and the casing. The upper half of the guiding opening 10 is arranged on the upper shell 1, the lower half is arranged on the lower shell 2, and the upper shell 2 and the lower shell are connected to form the complete guiding opening 10.
The infusion tube 3 passes into the shell from the guide port 10 at one end and passes out from the guide port 10 at the other end. An anti-slip ring 11 is further arranged in the guide opening 10, the anti-slip ring 11 is embedded in the guide opening 10 and is in contact with the infusion tube 3, and the anti-slip ring 11 is used for preventing the relative sliding between the infusion tube 3 and the shell, so that the stability of the infusion is ensured.
The first substrate 4 is arranged above the infusion tube 3, the second substrate 5 is arranged below the infusion tube 3, and the first substrate 4 and the second substrate 5 are respectively arranged in a spraying mode. The first substrate 4 and the second substrate 5 are both processed by silicon steel sheets and are circular in shape and attached to the shell. And the first substrate 4 and the second substrate 5 are fixedly connected in the housing by bolts.
In this embodiment, the first giant magnetostrictive film 6 and the second giant magnetostrictive film 7 are both positive magnetostrictive films, the first giant magnetostrictive film 6 is disposed on an end surface of the first substrate 4 close to the infusion tube 3, and the first giant magnetostrictive film 6 extends under the action of the magnetic field, which is equivalent to applying tension to two sides of the first substrate 4, so that the first substrate 4 bends toward the infusion tube 3 to extrude the infusion tube 3. The second giant magnetostrictive film 7 is arranged on one end face, close to the infusion tube 3, of the second substrate 5, and under the action of the magnetic field, the second giant magnetostrictive film 7 extends, which is equivalent to applying tension to two sides of the second substrate 5, so that the second substrate 5 bends towards the infusion tube 3, and the infusion tube 3 is extruded.
The magnetic field generating assembly is a coil and a power supply, the power supply is connected with the coil through the power supply, the coil is powered on to generate a magnetic field, the size of the magnetic field intensity is adjusted by adjusting the current of the coil, and the length change of the first giant magnetostrictive film 6 and the second giant magnetostrictive film 7 is controlled by adjusting the magnetic field intensity. In this embodiment, the coils are planar spiral coils, and two sides of the infusion tube 3 in the radial direction are respectively provided with an insulating protective layer coil, which is an upper coil 8 and a lower coil 9, and the upper coil 8 and the lower coil 9 are respectively covered by an upper insulating protective layer 13 and a lower insulating protective layer 14, so as to prevent electric leakage.
The working process of the present invention is further explained as follows:
first, a current with a certain frequency is simultaneously applied to the upper coil 8 and the lower coil 9 to generate a magnetic field, so that the first giant magnetostrictive film 6 and the second giant magnetostrictive film 7 are stretched, so as to respectively drive the first substrate 4 and the second substrate 5 to bend towards the transfusion tube 3 to extrude the transfusion tube 3, then, the current of the upper coil 8 and the lower coil 9 is reduced or cut off, so that the lengths of the first and second super magnetostrictive films 6 and 7 are shortened or restored to the original lengths, the degree of bending of the first and second substrates 4 and 5 is reduced or restored to the original state, the extrusion to the infusion tube 3 is reduced or disappeared, and the current is recovered again, so that the first giant magnetostrictive film 6 and the second giant magnetostrictive film 7 are stretched again, the first substrate 4 and the second substrate 5 are bent again to extrude the infusion tube 3, and the infusion tube 3 is continuously extruded in a reciprocating circulation manner, so that continuous infusion is realized.
The utility model discloses a giant magnetostrictive film material replaces traditional motor cam infusion set, and controllable performance is excellent, and response speed is fast, the good reliability. The traditional roller type speed regulator extruding the infusion tube 3 through the roller and the regulating shell is replaced by the interaction of the first substrate 4 and the second substrate 5, the stability is high, and the speed control is more accurate.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments. Even if various changes are made to the present invention, the changes are still within the scope of the present invention if they fall within the scope of the claims and their equivalents.
Claims (6)
1. An infusion device based on a giant magnetostrictive film, comprising:
a housing;
the infusion tube penetrates through the shell;
the first substrate is arranged on the shell and is positioned on one side of the infusion tube in the radial direction;
the second substrate is arranged on the shell and positioned on the other side of the infusion tube in the radial direction;
the first giant magnetostrictive film is arranged on the first substrate;
the second giant magnetostrictive film is arranged on the second substrate;
the magnetic field generating assembly is arranged on the shell and used for generating a magnetic field, and the magnetic field intensity is adjustable;
the first giant magnetostrictive film and the second giant magnetostrictive film extend or shorten under the action of the magnetic field to respectively drive the first substrate and the second substrate to bend towards the infusion tube so as to extrude the infusion tube; the infusion tube is continuously extruded by the first substrate and the second substrate by adjusting the magnetic field intensity, so that infusion is realized.
2. The infusion set based on the giant magnetostrictive film as claimed in claim 1, wherein the first giant magnetostrictive film and the second giant magnetostrictive film are both positive magnetostrictive films, the first giant magnetostrictive film is disposed on an end surface of the first substrate close to the infusion tube, and the second giant magnetostrictive film is disposed on an end surface of the second substrate close to the infusion tube.
3. The thin film magnetostrictive-based infusion device according to claim 1, wherein the magnetic field generating assembly is a coil and a power supply for supplying power to the coil.
4. The thin film magnetostrictive-based infusion device according to claim 3, wherein the coil is a planar spiral coil.
5. The thin film magnetostrictive device according to claim 3, wherein the infusion tube is provided with one coil on each of two radial sides.
6. The thin film magnetostrictive based infusion device according to claim 1, wherein an anti-slip ring is arranged between the housing and the infusion tube to prevent relative sliding between the housing and the infusion tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022270005.XU CN212383039U (en) | 2020-10-13 | 2020-10-13 | Infusion set based on giant magnetostrictive film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022270005.XU CN212383039U (en) | 2020-10-13 | 2020-10-13 | Infusion set based on giant magnetostrictive film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212383039U true CN212383039U (en) | 2021-01-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022270005.XU Expired - Fee Related CN212383039U (en) | 2020-10-13 | 2020-10-13 | Infusion set based on giant magnetostrictive film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212383039U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112043909A (en) * | 2020-10-13 | 2020-12-08 | 上海应用技术大学 | Infusion set based on giant magnetostrictive film |
-
2020
- 2020-10-13 CN CN202022270005.XU patent/CN212383039U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112043909A (en) * | 2020-10-13 | 2020-12-08 | 上海应用技术大学 | Infusion set based on giant magnetostrictive film |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210122 |
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| CF01 | Termination of patent right due to non-payment of annual fee |