CN211484578U - Magnetic resonance fixing device for children - Google Patents
Magnetic resonance fixing device for children Download PDFInfo
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- CN211484578U CN211484578U CN201921587446.3U CN201921587446U CN211484578U CN 211484578 U CN211484578 U CN 211484578U CN 201921587446 U CN201921587446 U CN 201921587446U CN 211484578 U CN211484578 U CN 211484578U
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Abstract
The utility model relates to a magnetic resonance imaging technology field specifically discloses children use magnetic resonance fixing device, including the support pad of seting up the holding tank, the transversal half-circular arc that personally submits of support pad, the longitudinal section of support pad is the U-shaped, the holding tank bottom is equipped with the supporting pad, the supporting pad both sides articulate has left regulating plate and right regulating plate, all is equipped with the gasbag between the lateral wall of left and right regulating plate and holding tank, and the intercommunication has intake pipe and outlet duct on the gasbag, is equipped with in the intake pipe to the gasbag inflatable spare of aerifing, is equipped with the valve that can open and close on the outlet duct. Adopt the technical scheme in this patent to solve among the prior art support pad and according to adult's head circumference design, unsatisfied children patient's use, lead to the problem of magnetic resonance imaging quality decline.
Description
Technical Field
The utility model relates to a magnetic resonance imaging technical field, in particular to magnetic resonance fixing device for children.
Background
The magnetic resonance imaging system is commonly used in the medical and health fields, that is, an imaging technology in which hydrogen nuclei (protons) in human tissue are excited by radio-frequency pulses generated by a radio-frequency coil in a magnetic field to generate magnetic resonance signals, and the magnetic resonance signals are processed by an electronic computer to reconstruct an image of a certain part of a human body.
Wherein the patient influences the imaging quality when the scanning and mainly has two factors, firstly the distance size of radio frequency coil and each position of patient, secondly whether patient's truck or each position are located radio frequency coil's central line, consequently radio frequency coil can divide into body radio frequency coil and local coil again, local coil includes head coil, backbone coil, belly coil, four limbs coil etc. local coil cladding is in each position of patient when the scanning, be closer to each position of scanning patient, and belly coil, four limbs coil all tie on patient's limbs for each limbs is located local coil's central line as far as possible.
For the head coil, the inner diameter of the head coil is usually larger than the head diameter of the patient (the head of the patient can conveniently enter and exit), so a support pad placed in the head coil is usually designed, and the support pad can be attached to two sides of the head of the patient so as to ensure that the head of the patient can be positioned on the central line of the head coil as much as possible; the existing support pad is usually designed according to the head circumference of an adult, the size of the support pad is large and certain movement allowance is provided for a child patient, the control force of the child patient is usually poor, and involuntary movement can occur, so that the situation of head deflection and the like can occur in the detection process of the child patient, and the imaging quality is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a children use magnetic resonance fixing device to support among the solution prior art and fill up according to adult's head circumference design, can not satisfy children's patient's use, lead to the problem that magnetic resonance imaging quality descends.
In order to achieve the above object, the basic scheme of the utility model is:
magnetic resonance fixing device for children, including the support pad of seting up the holding tank, the transversal half-circular arc of personally submitting of support pad, the longitudinal section of support pad is the U-shaped, the holding tank bottom is equipped with the supporting pad, the supporting pad both sides articulate has left regulating plate and right regulating plate, all is equipped with the gasbag between the lateral wall of left and right regulating plate and holding tank, and the intercommunication has intake pipe and outlet duct on the gasbag, is equipped with in the intake pipe to the gasbag inflatable spare that aerifys, is equipped with the valve that can open and close on the outlet duct.
The technical principle and the effect of the basic scheme are as follows:
1. by adopting the basic scheme, medical personnel inflate the air bag through the inflating piece, and the air bag expands, so that the left adjusting plate and the right adjusting plate rotate relatively, and the space between the left adjusting plate and the right adjusting plate is adjusted, so that the scanning requirement of the child patient is met; the problem of among the prior art the cushion design according to adult's head circumference, unsatisfied children patient's use leads to magnetic resonance imaging quality to descend is solved.
2. This basic scheme medical personnel can also adjust the content of gas in the gasbag through inflatable spare and the valve that can open and close to adjust the expanded degree of gasbag, thereby adjust left and right regulating plate and produce relative pivoted angle, thereby the adaptation has the requirement of different head girth size children patients, has improved this fixing device's application scope.
Furthermore, a guide pipe is communicated between the air bags.
Has the advantages that: the honeycomb duct is communicated between the two air bags, so that the air pressure in the two air bags can keep relative balance when the air bags are inflated, the expansion degree of the two air bags is approximately the same, and the rotating angles of the left adjusting plate and the right adjusting plate are approximately the same. It should be noted that, when the head of the patient tends to rotate to one side, the two air bags are filled with air and are in an inflated state, so that the patient can push the air in the air bag on one side to the other side with a large force, and the unintentional rotation of the head of the child patient can be limited.
Furthermore, tension springs positioned above the air bags are fixed between the left and right adjusting plates and the accommodating groove.
Has the advantages that: on one hand, due to the arrangement of the tension spring, when the gas in the air bag is exhausted, the left adjusting plate and the right adjusting plate can rotate rapidly under the reset action of the tension spring, so that the effect of rapid reset is achieved; on the other hand, when the gasbag expanded to the extension spring direction, the extension spring played the effect of blockking, hindered the gasbag and expanded towards this direction to improve the gasbag and to the pushing effect of left and right regulating plate.
Further, the outside cover of extension spring is equipped with the hose.
Has the advantages that: the air bag is prevented from being in direct contact with the tension spring by the arrangement, so that the tension spring can cause abrasion to the air bag when being stretched and reset.
Further, the cross sections of the left adjusting plate and the right adjusting plate are arc-shaped, and arc-shaped openings of the left adjusting plate and the right adjusting plate are oppositely arranged.
Has the advantages that: the arc-shaped setting makes left and right regulating plate more fit to the head both sides of the patient, so that the positioning of the head of the patient is more accurate when the patient is detected.
Furthermore, the support pad is bonded with an elastic layer, and the support pad, the air bag, the tension spring, the flow guide pipe, the left adjusting plate and the right adjusting plate are all positioned between the elastic layer and the support pad.
Has the advantages that: therefore, the whole fixing device can not see parts such as the supporting pad, the air bag, the tension spring and the like from the appearance, and on one hand, when a patient places the head on the elastic layer, the comfort is improved; on the other hand, the problem that the patient is injured by clamping when the left and right adjusting plates rotate is avoided.
Furthermore, the elastic layer between the top of the left and right adjusting plates and the top of the support pad is in a wrinkle shape.
Has the advantages that: because left and right regulating plate when the rotation that is close to relatively, the elastic layer at left and right regulating plate top can be stretched, and is the fold form with the elastic layer setting here and can give and stretch more surplus to avoid the elastic layer fracture scheduling problem to appear.
Furthermore, the air inlet pipe and the air outlet pipe both penetrate through the elastic layer, and the inflating part and the valve capable of being opened and closed are both positioned outside the elastic layer.
Has the advantages that: the inflatable part and the valve which can be opened and closed are arranged outside the elastic layer, so that medical personnel can control the gas content in the air bag conveniently, and the inflatable part or the valve can be disassembled and assembled conveniently when needing to be replaced.
Further, the inflatable part is a sphygmomanometer inflatable ball, the sphygmomanometer inflatable ball comprises a latex ball, an air inlet one-way valve and an air outlet one-way valve, the air outlet one-way valve is communicated with an air inlet pipe and the latex ball, and the air inlet one-way valve is communicated with the latex ball and the outside.
Has the advantages that: medical personnel press latex ball through manual to carry out slow inflation to the gasbag, this kind of mode needs medical personnel to carry out manual operation, but slowly aerify the fine setting of the medical personnel volume of advancing of being convenient for gas in to the gasbag, and compare modes such as adopting the electric pump, the electric pump is inflating speed on the one hand faster, the fine setting of nevertheless being not convenient for, and on the other hand still has certain noise, probably arouses child patient's discomfort.
Drawings
Fig. 1 is a transverse cross-sectional view of an embodiment of a magnetic resonance fixing device for children of the present invention;
fig. 2 is a longitudinal sectional view of the magnetic resonance fixing device for children according to the embodiment of the present invention.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the blood pressure monitor comprises a supporting pad 1, an accommodating groove 2, a supporting pad 3, a left adjusting plate 4, a right adjusting plate 5, an air bag 6, a baffle 61, a flow guide pipe 7, a tension spring 8, a hose 81, an elastic layer 9, an air outlet pipe 10, an air inlet pipe 11, a valve 12, a sphygmomanometer air charging ball 13, a latex ball 131, an air inlet one-way valve 132 and an air outlet one-way valve 133.
The embodiment is basically as shown in the attached figures 1 and 2:
the magnetic resonance fixing device for the children comprises a support pad 1 provided with a holding groove 2, wherein the transverse section of the support pad 1 is in a semi-circular arc shape, and the longitudinal section of the support pad 1 is in a U shape; be equipped with supporting pad 3 in holding tank 2 bottom, the both ends of supporting pad 3 articulate there are left regulating plate 4 and right regulating plate 5, wherein a left side, the cross section of right regulating plate all is the arc, and a left side, the arc opening of right regulating plate sets up relatively, on a left side, all be equipped with gasbag 6 between 2 lateral walls of right regulating plate and holding tank, specifically do, 6 one side of gasbag bonds on 2 lateral walls of holding tank, the opposite side bonds on a left side, right side regulating plate, still be equipped with two baffle 61 that are located 6 both sides of gasbag on the inner wall of holding tank 2, the intercommunication has honeycomb duct 7 between two gasbags 6, on a left side, still be fixed with the extension spring 8 that is located 6 tops of gasbag between 2 lateral walls of right regulating plate and holding tank, outside cover at extension spring 8 is equipped with hose 81, hose 81 one end is.
An elastic layer 9 is bonded on the support pad 1, in the embodiment, the elastic layer 9 is made of latex, wherein the support pad 3, the air bag 6, the tension spring 8, the flow guide pipe 7, the left adjusting plate and the right adjusting plate are all positioned between the elastic layer 9 and the support pad 1, namely, the parts cannot be seen from the appearance of the fixing device, and the elastic layer 9 positioned between the tops of the left adjusting plate 5 and the right adjusting plate 5 and the top of the support pad 1 is in a fold shape; an air outlet pipe 10 is communicated with the air bag 6 bonded with the left adjusting plate 4, an air inlet pipe 11 is communicated with the air bag 6 bonded with the right adjusting plate 5, and the air outlet pipe 10 and the air inlet pipe 11 both penetrate through the elastic layer 9.
A valve 12 capable of being opened and closed is arranged on the air outlet pipe 10 positioned at one end outside the elastic layer 9, a miniature ball valve with a handle is adopted in the embodiment, an air inlet pipe 11 positioned at one end outside the elastic layer 9 is provided with an inflating part for inflating the air bag 6, the inflating part adopts a sphygmomanometer inflating ball 13 in the embodiment, the sphygmomanometer inflating ball 13 comprises a latex ball 131, an air inlet one-way valve 132 and an air outlet one-way valve 133, the air outlet one-way valve 133 is communicated with the air inlet pipe 11 and the latex ball 131, and the air inlet one-way valve 132 is communicated with the latex ball 131 and the outside; when the sphygmomanometer inflatable ball 13 is used, when the volume of the inside of the latex ball 131 is reduced, the air pressure inside the latex ball 131 is increased, the air outlet one-way valve 133 is opened, the air inside the latex ball 131 enters the air inlet pipe 11, when the volume of the inside of the latex ball 131 is increased, the air pressure inside the latex ball 131 is reduced, the air inlet one-way valve 132 is opened, and the outside air is supplemented into the latex ball 131.
The specific implementation process is as follows:
this fixing device is initial, valve 12 is in the state of closing, when children's patient need carry out magnetic resonance and detect, medical personnel are through measuring patient's head circumference, the primary adjustment left side, right side regulating plate pivoted angle, place this fixing device in head coil after, make holding tank 2's opening up, let patient's head arrange in a left side, on the supporting pad 3 between the right side regulating plate, finely tune a left side again, right side regulating plate pivoted angle, make and be located a left side, elastic layer 9 on the right side regulating plate and patient head both sides after-contacting, stop pressing latex ball 131, can carry out magnetic resonance scanning and detect.
The specific process of the preliminary adjustment and the fine adjustment is that the medical staff holds the inflatable ball 13 of the sphygmomanometer by hand and presses the latex ball 131 to make the outside air be supplemented into the air bag 6, the air firstly enters the air bag 6 at the right side and then enters the air bag 6 at the left side through the flow guide pipe 7 to make the air pressure in the air bags 6 at the left side and the right side keep consistent; when 6 interior gases of gasbag are crescent when increasing gradually, gasbag 6 produces the inflation, gasbag 6 can produce the inflation of a plurality of directions this moment, when expanding to 8 directions of extension spring, can receive blockking of 8 outer hoses 81 of extension spring, and when expanding to 3 directions of supporting pad, can receive blockking of supporting pad 3, the baffle 61 that is located 6 both sides of gasbag in addition also can restrict the inflation of gasbag 6, make gasbag 6 only can promote left and right regulating plate produce the rotation that is close to each other, left and right regulating plate is tensile extension spring 8 when pivoted.
When the patient detection is completed, the medical staff opens the valve 12 to exhaust the gas in the air bag 6. Gas in the gasbag 6 is at the discharge process, and gasbag 6 resumes gradually, and extension spring 8 makes left and right regulating plate produce the liftoff rotation each other far away under the reset action, and left and right regulating plate is no longer with patient's head contact back, closes valve 12, can let the patient leave, carries out next patient's detection.
The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (9)
1. Magnetic resonance fixing device for children, including the support pad of seting up the holding tank, the transversal semicircle arc of personally submitting of support pad, the longitudinal section of support pad is U-shaped, its characterized in that: the holding tank bottom is equipped with the supporting pad, the supporting pad both sides articulate there are left regulating plate and right regulating plate, all are equipped with the gasbag between the lateral wall of left and right regulating plate and holding tank, and the intercommunication has intake pipe and outlet duct on the gasbag, is equipped with the inflatable spare in to the gasbag in the intake pipe, is equipped with the valve that can open and close on the outlet duct.
2. A magnetic resonance immobilization apparatus for children as claimed in claim 1, wherein: and a flow guide pipe is communicated between the air bags.
3. A magnetic resonance immobilization apparatus for children as claimed in claim 1, wherein: and tension springs positioned above the air bags are fixed between the left and right adjusting plates and the accommodating groove.
4. A magnetic resonance immobilization apparatus for children as claimed in claim 3, wherein: the outside cover of extension spring is equipped with the hose.
5. A magnetic resonance immobilization apparatus for children as claimed in any one of claims 1 to 4, wherein: the cross sections of the left adjusting plate and the right adjusting plate are arc-shaped, and arc-shaped openings of the left adjusting plate and the right adjusting plate are arranged oppositely.
6. A magnetic resonance immobilization apparatus for children as claimed in claim 5, wherein: the elastic layer is bonded on the support pad, and the support pad, the air bag, the tension spring, the flow guide pipe, the left adjusting plate and the right adjusting plate are all located between the elastic layer and the support pad.
7. A magnetic resonance immobilization apparatus for children as claimed in claim 6, wherein: the elastic layer between the top of the left and right adjusting plates and the top of the support pad is in a wrinkle shape.
8. A magnetic resonance immobilization apparatus for children as claimed in claim 7, wherein: the air inlet pipe and the air outlet pipe penetrate through the elastic layer, and the air inflation piece and the valve capable of being opened and closed are located outside the elastic layer.
9. A magnetic resonance immobilization apparatus for children as claimed in claim 8, wherein: the inflatable part is a sphygmomanometer inflatable ball, the sphygmomanometer inflatable ball comprises a latex ball, an air inlet one-way valve and an air outlet one-way valve, the air outlet one-way valve is communicated with an air inlet pipe and the latex ball, and the air inlet one-way valve is communicated with the latex ball and the outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921587446.3U CN211484578U (en) | 2019-09-23 | 2019-09-23 | Magnetic resonance fixing device for children |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921587446.3U CN211484578U (en) | 2019-09-23 | 2019-09-23 | Magnetic resonance fixing device for children |
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| Publication Number | Publication Date |
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| CN211484578U true CN211484578U (en) | 2020-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921587446.3U Active CN211484578U (en) | 2019-09-23 | 2019-09-23 | Magnetic resonance fixing device for children |
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| CN (1) | CN211484578U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113598868A (en) * | 2021-08-11 | 2021-11-05 | 中国人民解放军总医院第一医学中心 | Controllable pressure head cover |
-
2019
- 2019-09-23 CN CN201921587446.3U patent/CN211484578U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113598868A (en) * | 2021-08-11 | 2021-11-05 | 中国人民解放军总医院第一医学中心 | Controllable pressure head cover |
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