CN214965541U

CN214965541U - Magnetic resonance fixing air bag

Info

Publication number: CN214965541U
Application number: CN202120311514.4U
Authority: CN
Inventors: 刘月华; 王文豪
Original assignee: Zhengzhou University Third Affiliated Hospital Henan Maternity and Child Health Care Hospital
Current assignee: Zhengzhou University Third Affiliated Hospital Henan Maternity and Child Health Care Hospital
Priority date: 2021-02-02
Filing date: 2021-02-02
Publication date: 2021-12-03
Anticipated expiration: 2031-02-02

Abstract

The magnetic resonance fixing air bag effectively solves the problem that the head of a patient is inconvenient to effectively fix for scanning; the inflatable plastic board comprises a plurality of plastic boards which are uniformly distributed in the front-back direction and in the left-right direction, the front side and the back side of each two adjacent plastic boards are respectively hinged and connected through a waist-shaped board, the outer sides of the plastic boards are fixedly connected with air bags with the same shapes as the plastic boards through leather, the two adjacent air bags are communicated through a hose, the rear end of one left air bag is in threaded connection with a conduit communicated with the inside of the left air bag, the free end of the conduit is coaxially provided with an inflatable ball, the free end of the leftmost plastic board is provided with two connecting buckles which are uniformly distributed in the front-back direction and in a shape of a Chinese character 'kou', and the free end of the rightmost plastic board is provided with two fixing belts which correspond to the connecting buckles in a one-to-one manner and can penetrate through the connecting buckles at the corresponding side of the leftmost plastic board; the structure is simple, the operation is convenient, the conception is novel, and the practicability is strong.

Description

Magnetic resonance fixing air bag

Technical Field

The utility model relates to a magnetic resonance auxiliary instrument technical field, especially a magnetic resonance fixes gasbag.

Background

Magnetic resonance imaging is a safe, noninvasive and non-radiative imaging examination means, because of having better time, spatial resolution and better soft tissue contrast, it is widely used in neurosurgery field, during magnetic resonance head imaging examination, the shaking of the head position of the examined person can generate motion artifacts in the image, especially for parkinson patient and brain atrophy patient, it is not easy to keep the head position fixed, the head shaking easily affects the imaging result, and when the head of the patient is fixed, the medical staff generally puts a pillow on the examination bed or uses a cloth strip to restrain the head of the patient, to prevent the head shaking of the patient, which affects the imaging result, not only the operation is troublesome, time consuming and labor consuming, but also the head of the patient is not fixed firmly.

SUMMERY OF THE UTILITY MODEL

To the above situation, in order to remedy the deficiencies of the prior art, the utility model aims at providing a magnetic resonance fixing air bag, the effectual inconvenient problem of effectively fixing the scanning of carrying out to patient's head of having solved.

The technical scheme of its solution is, the utility model discloses a plastic slab of a plurality of fore-and-aft directions and along left right direction equipartition, both sides are connected through waist shape board is articulated respectively around two adjacent plastic slabs, the plastic slab outside is through the gasbag of leather fixedly connected with rather than the shape unanimity, through the hose intercommunication between two adjacent gasbags, a left gasbag rear end threaded connection has the pipe rather than inside intercommunication, the coaxial inflatable balloon that is equipped with of pipe free end, leftmost plastic slab free end is equipped with two along the connector link of fore-and-aft direction equipartition and mouth font, the plastic slab free end on rightmost side is equipped with two and the connector link one-to-one and can pass its fixed band that corresponds the side connector link.

Compared with the prior art, the beneficial effects of the utility model are that: through setting up a plurality of articulated plastic slabs together through waist shape board, connector link and fixed band, the better contact with different head type patients ' head of the plastic slab of not only being convenient for, also be convenient for fix the better head at the patient with the plastic slab, the gasbag that is equipped with, pipe and inflatable balloon, be convenient for aerify to the gasbag in, make the outside inflation of gasbag extrude magnetic resonance head coil inner wall, be convenient for stably fix the patient head in magnetic resonance head coil, avoid rocking of patient head, the accuracy of scanning result has been improved, the leather that is equipped with, the latex pad, groove and silica gel box of stepping down, not only be convenient for improve patient's comfort level, also be convenient for disinfect to the device, the device's life has been improved simultaneously, the steam generator is simple in structure, and convenient for operation, the design is novel, therefore, the clothes hanger is strong in practicability.

Drawings

Fig. 1 is an isometric view of the present invention.

Fig. 2 is a perspective view of the utility model.

Fig. 3 is a full-section left-side perspective view diagram of the utility model.

Fig. 4 is a bottom perspective view of the present invention.

Fig. 5 is an enlarged view of a in fig. 3 according to the present invention.

Detailed Description

The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.

By figure 1 to 5 and give, plastic slab 1 including a plurality of fore-and-aft directions and along left right direction equipartition, both sides are connected through waist shape board 2 is articulated respectively around two adjacent plastic slabs 1, the plastic slab 1 outside is through 3 fixedly connected with's of leather gasbag 4 unanimous rather than the shape, through hose 5 intercommunication between two adjacent gasbags 4, the pipe 6 of a left gasbag 4 rear end threaded connection rather than inside intercommunication, the coaxial inflatable balloon 7 that is equipped with of pipe 6 free end, 1 free end of leftmost plastic slab is equipped with two along fore-and-aft direction equipartition and the connector link 8 of mouth font, 1 free end of plastic slab on rightmost side is equipped with two and connector link 8 one-to-one and can pass its fixed band 9 that corresponds side connector link 8.

In order to facilitate the inflation of the air bag 4, a first one-way valve 10 with an opening facing the air bag 4 is arranged in the conduit 6, and a second one-way valve 11 with an opening facing the interior is arranged at the front end in the inflatable ball 7.

In order to fix the device on the head of a patient, the free end of the fixing band 9 is provided with a first magic tape 12, and the outer side of the fixing band 9 is provided with a second magic tape 13 which can be adhered with the first magic tape 12 on the corresponding side.

In order to facilitate the air exhaust of the air bag 4, the guide tube 6 is provided with a guide cylinder 14 which is axially arranged up and down and communicated with the interior of the guide tube, the first one-way valve 10 is positioned in front of the guide cylinder 14, the guide cylinder 14 is provided with a plurality of vent holes 15 which are uniformly distributed along the circumferential direction and are communicated up and down, the guide cylinder 14 is coaxially provided with a circular groove communicated with the vent holes 15, the circular groove is internally coaxially and slidably connected with a push rod 16, the lower end of the push rod 16 extends into the guide cylinder 14 and is coaxially provided with a blocking plate 17 which can block the vent holes 15, the push rod 16 is coaxially provided with a honeycombed auxiliary plate 18, the push rod 16 is sleeved with a spring 19 positioned between the lower side of the auxiliary plate 18 and the lower side wall of the circular groove, and the upper end of the push rod 16 penetrates through the guide cylinder 14.

In order to store the disposable sterilized cotton balls, the inner side of the plastic plate 1 at the rightmost side is provided with a rectangular groove with a front-back direction and a downward opening, and a silica gel box 20 with a front-back direction and an upward opening is tightly connected in the rectangular groove.

In order to improve the comfort of the patient, the inner sides of the plastic plates 1 are provided with latex pads 21 with the same shapes, and the plastic plates 1 on the two inner sides are respectively provided with abdicating grooves 22 which are in the front-back direction and run through up and down.

When the utility model is used, firstly, the plastic board 1 is wound on the head of a patient, so that the ears of the patient are positioned in the abdicating groove 22 of the corresponding side, then the fixing band 9 is passed through the connecting buckle 8 of the corresponding side, and the plastic boards 1 are hinged, thereby being convenient for fixing the heads of the patients with different head types, after the degree of tightness is adjusted, the first magic tape 12 and the second magic tape 13 are adhered together, the device is stably fixed on the head of the patient, and the provided latex pad 21 is convenient for improving the comfort level of the patient;

when the head of a patient needs to be fixed to avoid shaking of the patient, the head of the patient is firstly placed in a magnetic resonance head coil to enable an air bag 4 to be in contact with the inner wall of the magnetic resonance head coil, an inflatable ball 7 is extruded along with the air bag, gas in the inflatable ball 7 is extruded into the air bag 4 through a guide pipe 6, a second one-way valve 11 is arranged at the front end of the inflatable ball 7 to avoid extruding the gas in the inflatable ball 7 to the outside, the air bag 4 is conveniently inflated without extruding the inflatable ball 7, the inflatable ball 7 is recovered to the original shape at the moment, the inflatable ball 7 pumps the outside gas into the air bag, a first one-way valve 10 is arranged to effectively avoid the backflow of the gas in the air bag 4 and continuously extrude the inflatable ball 7 to inflate the air bag 4, and a plastic plate 1 is arranged to effectively avoid the air bag 4 from expanding inwards to extrude the head of the patient and the air bag 4 from expanding outwards to extrude the inner wall of the magnetic resonance head coil, after the head of the patient is stably fixed in the magnetic resonance head coil, the inflatable ball 7 is not extruded any more, so that the head of the patient is effectively prevented from shaking, and the head of the patient can be better scanned and checked;

after the head of the patient is inspected, the push rod 16 is pressed downwards, the push rod 16 drives the blocking plate 17 to slide downwards along the guide cylinder 14, the blocking plate 17 does not block the exhaust hole 15 any more, the guide pipe 6 is communicated with the outside through the exhaust hole 15, meanwhile, the push rod 16 drives the auxiliary plate 18 to slide downwards along the circular groove, the spring 19 is compressed, the auxiliary plate 18 is honeycombed, the gas is conveniently discharged, the gas in the air bag 4 is discharged to the outside through the guide pipe 6 and the exhaust hole 15, the air bag 4 is not extruded on the inner wall of the magnetic resonance head coil, the head of the patient is taken out of the magnetic resonance head coil, then the first magic tape 12 and the second magic tape 13 are released from the bonding state, the fixing band 9 is taken out of the connecting buckle 8, the plastic plate 1 is not fixed on the head of the patient, the silica gel box 20 is taken out of the rectangular groove, the disinfection cotton ball is taken out to disinfect the inner side of the plastic plate 1, is convenient for the next use.

Claims

1. The magnetic resonance fixing air bag comprises a plurality of plastic plates (1) which are uniformly distributed along the front-back direction and the left-right direction, the utility model is characterized in that, both sides are articulated through waist shape board (2) respectively around two adjacent plastic slab (1), plastic slab (1) outside is through leather (3) fixedly connected with gasbag (4) unanimous rather than the shape, through hose (5) intercommunication between two adjacent gasbags (4), left gasbag (4) rear end threaded connection has pipe (6) rather than inside intercommunication, pipe (6) free end is coaxial to be equipped with inflatable balloon (7), leftmost plastic slab (1) free end is equipped with two along fore-and-aft direction equipartition and connector link (8) of mouth font, plastic slab (1) free end on the rightmost side is equipped with two and connector link (8) one-to-one and can pass fixed band (9) of its corresponding side connector link (8).

2. A magnetic resonance immobilization balloon as claimed in claim 1, wherein the catheter (6) is provided with a first one-way valve (10) opening towards the balloon (4), and the inflatable balloon (7) is provided at its inner front end with a second one-way valve (11) opening towards its interior.

3. The magnetic resonance fixing air bag according to claim 1, wherein the free end of the fixing strap (9) is provided with a first magic tape (12), and the outer side of the fixing strap (9) is provided with a second magic tape (13) which can be adhered to the first magic tape (12) on the corresponding side.

4. The magnetic resonance fixing air bag according to claim 1, wherein the guide tube (6) is provided with a guide cylinder (14) which is axially arranged up and down and is communicated with the interior of the guide cylinder, the first one-way valve (10) is positioned in front of the guide cylinder (14), the guide cylinder (14) is provided with a plurality of vent holes (15) which are uniformly distributed along the circumferential direction and are communicated up and down, the guide cylinder (14) is coaxially provided with a circular groove communicated with the vent holes (15), a push rod (16) is coaxially and slidably connected in the circular groove, the lower end of the push rod (16) extends into the guide cylinder (14) and is coaxially provided with a blocking plate (17) capable of blocking the vent holes (15), the push rod (16) is coaxially provided with a honeycombed auxiliary plate (18), the push rod (16) is sleeved with a spring (19) positioned between the lower side wall of the auxiliary plate (18) and the lower side wall of the circular groove, and the upper end of the push rod (16) penetrates through the guide cylinder (14).

5. The magnetic resonance fixing air bag according to claim 1, wherein the inner side of the rightmost plastic plate (1) is provided with a rectangular groove with a downward opening in the front-back direction, and a silica gel box (20) with an upward opening in the front-back direction is tightly connected in the rectangular groove.

6. The magnetic resonance fixing air bag according to claim 1, wherein the plastic plates (1) are provided with latex pads (21) on the inner sides, the shape of the latex pads is consistent with that of the plastic plates, and the plastic plates (1) on the two inner sides are respectively provided with a abdicating groove (22) which is in the front-back direction and is through up and down.