CN115227916B - Stabilizing device for MRI high-pressure injector - Google Patents
Stabilizing device for MRI high-pressure injector Download PDFInfo
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- CN115227916B CN115227916B CN202210798105.0A CN202210798105A CN115227916B CN 115227916 B CN115227916 B CN 115227916B CN 202210798105 A CN202210798105 A CN 202210798105A CN 115227916 B CN115227916 B CN 115227916B
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- 230000000087 stabilizing effect Effects 0.000 title claims abstract description 10
- 230000006641 stabilisation Effects 0.000 claims description 4
- 238000011105 stabilization Methods 0.000 claims description 4
- 238000002347 injection Methods 0.000 abstract description 12
- 239000007924 injection Substances 0.000 abstract description 12
- 238000002595 magnetic resonance imaging Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 3
- 239000002872 contrast media Substances 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000005481 NMR spectroscopy Methods 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001037 epileptic effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 206010033675 panniculitis Diseases 0.000 description 1
- 208000020016 psychiatric disease Diseases 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 210000004304 subcutaneous tissue Anatomy 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 230000000451 tissue damage Effects 0.000 description 1
- 231100000827 tissue damage Toxicity 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- 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
- A61M5/52—Arm-rests
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
- A61B5/055—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
-
- 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
- A61M5/007—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 for contrast media
-
- 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
- A61M5/008—Racks for supporting syringes or needles
-
- 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
- A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
-
- 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
- A61M2210/00—Anatomical parts of the body
- A61M2210/08—Limbs
- A61M2210/083—Arms
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Animal Behavior & Ethology (AREA)
- Vascular Medicine (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Physics & Mathematics (AREA)
- Radiology & Medical Imaging (AREA)
- High Energy & Nuclear Physics (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention provides a stabilizing device for an MRI high-pressure injector, which comprises a round body and a base, wherein the round body is slidably arranged in the base; the first inflatable ring is arranged along the inner wall of the round body and is coaxially arranged with the round body, the first inflatable ring is provided with a first inflatable tube, the first inflatable tube flows into the first inflatable ring through air flow to expand the first inflatable ring, and the first inflatable ring is fixedly arranged in the round body after the first inflatable ring is expanded; the outer wall of the first inflatable ring is provided with a movable rod, the round body is provided with a notch, the movable rod penetrates through the round body through the notch, one end of the movable rod extends to the outer side of the round body, a clamping body is arranged at the end of the movable rod, and a clamping part capable of clamping the injector is arranged in the clamping body. The problem that the needle can not be kept relatively fixed with the arm when the high-pressure injector is used for injection is solved, and the problems that the arm can not be supported and limited to shake greatly and the arm can not move synchronously with the needle and the arm when the injection is performed are solved. Thus, patient safety is improved.
Description
Technical Field
The invention relates to the field of medical equipment, in particular to a stabilizing device for an MRI high-pressure injector.
Background
The magnetic resonance imaging is to detect the emitted electromagnetic wave by using the external gradient magnetic field according to the different attenuation of the released energy in different structural environments inside the material by utilizing the nuclear magnetic resonance principle, so that the position and the type of the atomic nucleus constituting the object can be known, and the structural image inside the object can be drawn.
Magnetic resonance imaging is an examination technique based on the principle that nuclei with magnetic distance under the action of a magnetic field can produce transitions between energy levels.
When a patient performs a magnetic resonance examination, a medical staff needs to inject a contrast medium into the patient in a short time to make the contrast medium in blood reach a certain concentration, and thus a high-pressure injector is required. However, when using a high pressure syringe, the high-speed flowing liquid may cause the needle to shake in the human body, causing swelling and pain at the mouth of the patient, and further requiring stabilization of the high pressure syringe needle.
However, most of the existing high-pressure injectors are externally fixed on the needle of the high-pressure injector in a stable manner, such as on a base body of equipment or an injection operation table, and the arm of a patient needs to be kept fixed at a specific position during injection, so that the limb of the patient is debilitated and even the injection is twitched, and the positions of the arm and the needle are promoted to be changed. Especially when treating some children patient, epileptic patient, mental disorder patient's arm and rocking the range, even syringe needle and arm are fixed also can appear "infusion kingpin phenomenon", the syringe needle changes in the inside position of human, leads to the liquid medicine unable entering appointed injection passageway, and then leads to patient's subcutaneous tissue damage, can't accomplish the treatment injection, reduces treatment efficiency.
Disclosure of Invention
The invention aims to solve the technical problems that: the problem that the needle can not be kept relatively fixed with the arm when the high-pressure injector is used for injection is solved, the problem that the arm can not be supported and limited to shake greatly is further solved, and the problem that the arm can not move synchronously with the needle and the arm when the injection is performed is solved. Thereby solving the defect that the injection can not be performed and the needle head can not cause the damage of the patient.
The technical scheme adopted for solving the technical problems is as follows:
there is provided a stabilization device for an MRI high pressure syringe, comprising a round body, a base, the round body being slidably mounted inside the base;
preferably, a first air charging ring which is coaxially arranged with the inner wall of the round body is arranged along the inner wall of the round body, the first air charging ring is provided with a first air charging pipe, the first air charging pipe flows into the first air charging ring through air flow to expand the first air charging ring, and the first air charging ring is fixedly arranged in the round body after expansion;
preferably, the outer wall of the first inflatable ring is provided with a movable rod, the round body is provided with a notch, the movable rod passes through the round body through the notch, one end of the movable rod extends to the outer side of the round body, a clamping body is mounted at the end, and a clamping part capable of clamping the syringe is mounted inside the clamping body.
Preferably, a second air charging ring coaxially installed in the first air charging ring is installed inside the first air charging ring, the second air charging ring is provided with a second air charging pipe, the second air charging pipe flows into the second air charging ring through air flow to enable the second air charging ring to expand, and the second air charging ring is fixedly installed inside the first air charging ring after the second air charging ring expands.
Preferably, the first inflatable ring outer wall is provided with a magic tape corresponding to the round body, and the second inflatable ring outer wall is provided with a magic tape corresponding to the first inflatable ring.
Preferably, the movable rod is a corrugated pipe.
Preferably, a ball head is arranged at the end part of the movable rod, which is far away from the first inflatable ring, a connecting part which is arranged corresponding to the ball head is arranged on the clamping body, which is close to the movable rod end, and a connecting sleeve which is correspondingly arranged with the ball head is sleeved on the outer wall of the connecting part.
Preferably, the clamping part is provided with a clamping structure near the end of the injector.
Preferably, the number of the clamping parts is at least two, each clamping part is provided with a bolt far away from the end of the injector, and the injector can be fixed or movable by screwing the bolts.
Preferably, the connection end of the movable rod and the first inflatable ring is of a frustum structure, and a conical groove structure connected with the frustum structure is arranged on the first inflatable ring.
The inflatable arm has the advantages that the first inflatable ring is slidably arranged in the round body, the first inflatable ring is provided with the first inflatable tube capable of enabling air flow to flow into the inflatable arm, when the inflatable arm is used, the arm stretches into the first inflatable ring and is inflated by air flow flowing into the inflatable ring from the first inflatable tube, the inflatable arm is fixedly arranged in the round body after being inflated, and the inflatable arm is fixedly inflated inwards and fixed with the arm, so that the arm and the round body can be fixed, the arm can twist synchronously with the round body, the arm is supported, and the arm is prevented from shaking greatly.
In addition, the movable rod which can penetrate through the round notch and extend to the outer side of the round body is arranged on the outer wall of the first inflatable ring, the movable rod is far away from the first inflatable ring end, the clamping body which can be used for holding the clamping part of the injector is arranged inside the movable rod, vibration of the needle head when the high-pressure injector is used for injection is effectively avoided, after the needle head is inserted into the arm part, the needle head and the arm part are kept relatively fixed in a small-amplitude movable range of the arm part, therefore, the occurrence of needle rollers can be avoided, and the safety of a patient is improved.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a general combined structure provided by an embodiment of the present invention;
FIG. 2 is an exploded view of FIG. 1;
FIG. 3 is a schematic view of a partial enlarged structure at A of FIG. 2;
in the figure: 1-round body, 1.1-notch, 2-first inflation ring, 2.1-first inflation pipe, 3-second inflation ring, 3.1-second inflation pipe, 4-movable rod, 4.1-bulb, 5-adapter sleeve, 6-clamping body, 6.1-connecting portion, 7-clamping portion, 7.1-bolt, 8-base.
Detailed Description
The above-described aspects are further described below in conjunction with specific embodiments. It is to be understood that these examples are illustrative of the invention and are not intended to limit the scope of the invention. The implementation conditions used in the examples may be further adjusted according to the conditions of the specific manufacturer, and the implementation conditions not specified are generally those in routine experiments.
In one embodiment, a stabilization device for an MRI high pressure injector is provided, which includes a round body 1, a base 8, and the round body 1 is slidably mounted inside the base 8, so that the round body 1 can rotate inside the base 8.
The first air-filling ring 2 coaxially installed with the round body 1 is installed along the inner wall of the round body 1, the first air-filling ring 2 is provided with a first air-filling pipe 2.1, when the novel air-filling machine is used, the arm extends into the first air-filling ring 2, and the novel air-filling machine flows into the first air-filling ring 2 from the first air-filling pipe 2.1 through air flow and expands the first air-filling ring 2, and the expanded extrusion force enables the first air-filling ring 2 to be fixedly installed in the round body 1. And the inward expansion is fixed with the arm, so that the fixation of the arm and the round body 1 can be realized, the arm can twist synchronously with the round body 1, and the arm can be supported at the same time. In addition, a movable rod 4 which can pass through the round body 1 through the notch 1.1 and extend to the outer side of the round body is arranged on the outer wall of the first air inflation ring 2, a clamping body 6 is arranged at the extending end, and a clamping part 7 which can clamp the syringe is arranged in the clamping body 6. During the use, insert the syringe needle arm to fix through movable rod 4, wherein, in order to further improve the fixed strength of movable rod 4 and circle 1, be the frustum structure at movable rod 4 and first inflation ring 2 link to be provided with the awl groove structure of being connected with the frustum structure on first inflation ring 2, and then the expansion of first inflation ring 2 back movable rod 4 is through conical surface cooperation with its extrusion on circle 1. And then realize that syringe needle and arm remain relatively fixed to through the rotation of circle 1, can the arm carry out the activity of a small extent, and then can realize the relative motion of syringe needle and arm, the vibration of syringe needle when effectively avoiding high pressure syringe to carry out the injection simultaneously, consequently, can avoid the emergence of kingpin, improved patient's security.
To sum up, in order to be applicable to the patient of different arm circumferences, at first inflation ring 2 internally mounted have can with its coaxial mounting's second inflation ring 3 to be provided with second inflation tube 3.1 at second inflation ring 3, when using, flow to second inflation ring 3 inside through the air current and make and expand from second inflation tube 3.1, make second inflation ring 3 fixed mounting in first inflation ring 2 is inside after the inflation, and in order to be further applicable to the patient of arm circumference less, first inflation ring 2 and second inflation ring 3 can stack the use, when using, inflate inflation of second inflation ring 3 now, when can't realize fixing, inflate inflation to realize fixing first inflation ring 2, generally be applicable to children or slim patient, and then improve the suitability of device.
To sum up, in order to improve the installation fastness of first inflation ring 2 and second inflation ring 3, be provided with the magic subsides that correspond the setting with circle 1 at first inflation ring 2 outer wall, can make first inflation ring 2 inflation back, through magic subsides fixed mounting in circle 1 inner wall to be provided with the magic subsides that correspond the setting with first inflation ring 2 at second inflation ring 3 outer wall, can make second inflation ring 3 inflation back, through magic subsides fixed mounting in first inflation ring 2 inner wall. And further can improve the convenience of medical staff.
In addition, in order to adapt the injector to multi-angle adjustment, the movable rod 4 is a bellows.
To sum up, in order to further improve the multi-angle adjustment of the injector, the end part of the movable rod 4 far away from the first air inflation ring 2 is provided with the ball head 4.1, the end of the clamping body 6 close to the movable rod 4 is provided with the connecting part 6.1 capable of installing the ball head 4.1, and the outer wall of the connecting part 6.1 is sleeved with the connecting sleeve 5 capable of fixing the connecting part 6.1 and the ball head 4.1. When the novel needle head is used, the clamping body 6 and the ball head 4.1 are locked through the screwing connecting sleeve 5, the movable connection between the clamping body 6 and the ball head 4.1 is realized after screwing in the opposite directions, the angle of the clamping body 6 can be adjusted, and then the angle of the needle head can be adjusted, so that the novel needle head is more flexible to use.
In addition, in order to improve the convenience of the disassembly and assembly of the injector, at least two clamping parts 7 are arranged, and bolts 7.1 are arranged at the end, far away from the injector, of the clamping parts 7, and when the injector is used, the injector can be fixed or movable by screwing the bolts 7.1. And further can improve the work efficiency of medical staff.
To sum up, in order to improve the clamping stability of the injector, the clamping part 7 is provided with a clamping structure near the end of the injector, wherein the clamping structure is two groove structures embedded in the outer wall of the injector, and can also be two concave structures provided with anti-skid rubber pads. And the stress of the injector can be stabilized.
In addition, the materials are all made of materials suitable for the magnetic resonance scanning magnetic field environment.
With the above-described preferred embodiments according to the present invention as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present invention. The technical scope of the present invention is not limited to the description, but must be determined according to the scope of claims.
Claims (7)
1. A stabilizing device for an MRI high pressure injector, characterized by comprising a round body (1) and a base (8), wherein the round body (1) is slidably arranged inside the base (8);
a first air-filled ring (2) which is coaxially arranged with the round body (1) is arranged along the inner wall of the round body (1), the first air-filled ring (2) is provided with a first air-filled tube (2.1), the first air-filled tube (2.1) flows into the first air-filled ring (2) through air flow to expand the first air-filled ring, and the first air-filled ring (2) is fixedly arranged in the round body (1) after the expansion;
the outer wall of the first air-filling ring (2) is provided with a movable rod (4), the round body (1) is provided with a notch (1.1), the movable rod (4) passes through the round body (1) through the notch (1.1), one end of the movable rod extends to the outer side of the round body (1), a clamping body (6) is arranged at the end of the movable rod, and a clamping part (7) capable of clamping the injector is arranged in the clamping body (6);
a second air-filling ring (3) which is coaxially arranged with the first air-filling ring (2) is arranged in the first air-filling ring (2), the second air-filling ring (3) is provided with a second air-filling pipe (3.1), the second air-filling pipe (3.1) flows into the second air-filling ring (3) through air flow to expand the second air-filling ring, and the second air-filling ring (3) is fixedly arranged in the first air-filling ring (2) after the second air-filling ring is expanded;
in order to be suitable for the patient with smaller arm circumference, the first inflatable ring (2) and the second inflatable ring (3) are used in a superposition mode, when the patient is used, the second inflatable ring (3) is inflated, and when fixation cannot be achieved, the first inflatable ring (2) is inflated to achieve fixation.
2. The stabilizing device for MRI high-pressure injector according to claim 1, characterized in that the outer wall of the first air-filled ring (2) is provided with a magic tape arranged corresponding to the round body (1), and the outer wall of the second air-filled ring (3) is provided with a magic tape arranged corresponding to the first air-filled ring (2).
3. A stabilizing device for MRI high pressure injector according to claim 1, characterized in that said movable rod (4) is a bellows.
4. The stabilizing device for the MRI high-pressure injector according to claim 1, characterized in that a ball head (4.1) is arranged at the end part of the movable rod (4) far away from the first air-filling ring (2), a connecting part (6.1) which is correspondingly arranged with the ball head (4.1) is arranged at the end of the clamping body (6) near the movable rod (4), and a connecting sleeve (5) which is correspondingly arranged with the ball head (4.1) is sleeved on the outer wall of the connecting part (6.1).
5. A stabilizing arrangement for an MRI high pressure injector according to claim 4, characterized in that said clamping portion (7) is provided with clamping means near the injector end.
6. A stabilizing device for MRI high pressure injector according to claim 1, characterized in that said clamping parts (7) are at least two, each clamping part (7) being provided with a bolt (7.1) at the end remote from the injector, the injector being able to be fixed or movable by screwing said bolts (7.1).
7. A stabilization device for an MRI high pressure injector as set forth in claim 1, wherein,
the movable rod (4) and the first air-filling ring (2) are in a frustum structure at the connecting end, and a frustum structure connected with the frustum structure is arranged on the first air-filling ring (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210798105.0A CN115227916B (en) | 2022-07-06 | 2022-07-06 | Stabilizing device for MRI high-pressure injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210798105.0A CN115227916B (en) | 2022-07-06 | 2022-07-06 | Stabilizing device for MRI high-pressure injector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115227916A CN115227916A (en) | 2022-10-25 |
| CN115227916B true CN115227916B (en) | 2024-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210798105.0A Active CN115227916B (en) | 2022-07-06 | 2022-07-06 | Stabilizing device for MRI high-pressure injector |
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| CN (1) | CN115227916B (en) |
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| CN210785702U (en) * | 2019-08-20 | 2020-06-19 | 赵茜 | Injection positioner that endocrine was used clinically |
| CN212140691U (en) * | 2020-02-01 | 2020-12-15 | 桂林医学院第二附属医院 | Orthopedic limb wound first-aid fixing device |
| CN213667264U (en) * | 2020-07-24 | 2021-07-13 | 付德龙 | Paediatrics nursing is with keeping somewhere needle fixer |
| CN111939370A (en) * | 2020-09-01 | 2020-11-17 | 王慧芳 | Arm posture nursing warning device suitable for medical infusion |
| CN213634929U (en) * | 2020-12-14 | 2021-07-06 | 四川洲集应急服务有限公司 | Emergency rescue teaching is with insurance knot device |
| CN214762543U (en) * | 2021-02-03 | 2021-11-19 | 贵州省第二人民医院 | Dialysis tube used in kidney and having anti-deviation function |
| CN113679909A (en) * | 2021-09-03 | 2021-11-23 | 平凉市崆峒区中医医院 | Novel intelligent insulin injection device |
| CN114392431A (en) * | 2022-01-18 | 2022-04-26 | 刘洪凯 | Injection positioning device for endocrine clinic and use method thereof |
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