CN220938049U - Head and neck combined coil and magnetic resonance examination device - Google Patents

Abstract

The utility model discloses a head and neck combined coil and a magnetic resonance examination device, wherein the head and neck combined coil comprises an angle adjusting mechanism, a coil assembly and a base, the base is positioned below the coil assembly, the angle adjusting mechanism is arranged between the base and the coil assembly, the angle adjusting mechanism comprises a first connecting end and a second connecting end, the first connecting end is connected with the coil assembly, the second connecting end is connected with the base and used for adjusting the horizontal included angle of the coil assembly relative to the base, and the coil assembly is provided with a placement cavity for placing the head and neck of a patient. The utility model can solve the problems that a humpback patient cannot be completely attached to the head and neck combined coil, the contact area of the head and the neck is small, and the patient is easy to pain and move in a messy way when being checked for a long time, so that the magnetic resonance imaging quality is low.

Description

Head and neck combined coil and magnetic resonance examination device

Technical Field

The utility model belongs to the technical field of magnetic resonance imaging, and particularly relates to a head and neck combined coil and a magnetic resonance examination device.

Background

In magnetic resonance examination of the head and neck, the patient needs to lie on his back on the examination bed, place his head and neck in the head and neck coil, and attach the head and neck coil.

However, when a humpback patient performs head and neck examination, the back of the humpback patient is bent, the neck is forward convex, and the head and neck coil structure is fixed, so that the head and the back of the patient are difficult to be completely attached to the head and neck coil, and the imaging quality of a magnetic resonance image is low, which is not beneficial to diagnosis of doctors.

Moreover, the head and neck of the patient are not adequately supported and are easily fatigued; the contact area between the head and neck of the patient and the head and neck coil is too small, the pressure is high, and when the examination time is too long, the contact part is easy to be painful. Both of the above conditions can lead to patient mismatch and tampering during examination, thereby affecting the imaging outcome of the magnetic resonance.

Disclosure of utility model

The utility model aims to provide a head and neck combined coil and a magnetic resonance examination device, which are used for solving the problems that a humpback patient cannot be completely attached to the head and neck combined coil, the contact area of the head and the neck is small, and the patient is easy to pain and tamper after long-time examination, so that the magnetic resonance imaging quality is low.

The technical scheme adopted for solving the technical problems is as follows:

The utility model discloses a head and neck combined coil, which comprises an angle adjusting mechanism, a coil assembly and a base, wherein the base is positioned below the coil assembly, the angle adjusting mechanism is arranged between the base and the coil assembly, the angle adjusting mechanism comprises a first connecting end and a second connecting end, the first connecting end is connected with the coil assembly, the second connecting end is connected with the base and is used for adjusting the horizontal included angle of the coil assembly relative to the base, and the coil assembly is provided with a placement cavity for placing the head and the neck of a patient.

The utility model has at least the following beneficial effects: because the first connecting end is connected with the coil assembly, the second connecting end is connected with the base, thereby, the included angle between the coil assembly and the base can be adjusted by medical staff through the angle adjusting mechanism.

When the head and neck combined coil is used by a non-humpback patient, an included angle is not formed between the coil assembly and the base, the non-humpback patient can lie on the back, and the head and the neck of the non-humpback patient are attached to the inner wall surface of the placement cavity so as to perform accurate magnetic resonance examination.

When the humpback patient uses the neck combined coil, the angle adjusting mechanism can enable the coil assembly and the base to form an included angle, so that the coil assembly is obliquely arranged, when the humpback patient lies on the back, the inclined inner wall surface of the arrangement cavity can be attached to the head of the humpback patient and the neck of the front bulge, and the coil assembly can accurately perform magnetic resonance imaging for the humpback patient.

Moreover, the angle adjusting mechanism can adjust the included angle between the coil assembly and the base, so that the coil assembly can be attached to patients with different humpback degrees through changing the included angle for humpback patients with different degrees, and the magnetic resonance imaging of each humpback patient is clear and accurate.

Through the arrangement, the head and neck combined coil can be used for humpback patients and non-humpback patients, and medical staff can adjust the angle position of the coil assembly only through the angle adjusting mechanism, so that the coil assembly is attached to the head and the neck of the patient.

The angle adjusting mechanism not only realizes the inclination adjustment of the coil assembly, but also can provide a supporting effect for the coil assembly, so that the coil assembly can firmly support the head and the neck of a patient, and the angle of the coil assembly is proper, so that the head and the neck of the patient are large in contact area with the coil assembly, the pressure intensity is small, the head and the neck of the patient can be abutted against the inner wall surface of the coil assembly for a long time, the imaging quality of magnetic resonance is improved, and the examination comfort of the patient is also improved.

As a further improvement of the technical scheme, the angle adjusting mechanism comprises a supporting piece and an adjusting groove, wherein the upper end of the supporting piece is hinged to the coil assembly, the adjusting groove is formed in the upper end face of the base, the lower end of the supporting piece is connected with the adjusting groove in a clamping mode, the adjusting groove is provided with a plurality of adjusting grooves and is arranged along the arrangement direction interval of the head and the neck of a patient, and one end of the coil assembly, which is far away from the supporting piece, is movably connected to the base.

Through above-mentioned setting, because coil pack's one end and base swing joint, coil pack's the other end articulates there is support piece, and support piece's lower extreme card is located the adjustment tank, consequently, forms triangle bearing structure between support piece, coil pack and the base, because support piece's length is fixed, when support piece's lower extreme card was located different adjustment tanks, the contained angle between coil pack and the base changed thereupon.

When the adjustable coil assembly is used, medical staff can lift one end of the coil assembly with the supporting piece and change the position of the adjusting groove clamped by the supporting piece, so that the included angle between the coil assembly and the base is adjusted.

As a further improvement of the technical scheme, the angle adjusting mechanism comprises a driving piece and a lifting piece, wherein the driving piece is connected with the base, the driving piece is in transmission connection with the lifting piece, so that the lifting piece can move up and down relative to the base, the upper end of the lifting piece is abutted to the coil assembly, and one end of the coil assembly is hinged with the base.

Through above-mentioned setting, medical personnel accessible driving piece drive lifter to make lifter reciprocating relative to the base, because lifter butt coil assembly, coil assembly and base are articulated each other, consequently, coil assembly, base and lifter form triangle bearing structure, and coil assembly obtains the supporting role through the lifter.

When the lifting piece moves upwards relative to the base, the lifting piece moves upwards and abuts against the coil assembly, so that the coil assembly tilts upwards, and the horizontal clamping angle between the coil assembly and the base is increased; when the lifting piece moves downwards relative to the base, the lifting piece moves downwards to drive the coil assembly to incline downwards, and at the moment, the horizontal included angle between the coil assembly and the base is reduced.

As a further improvement of the technical scheme, the upper end of the lifting piece is connected with the abutting piece, the coil assembly is provided with the limiting groove, and the abutting piece is arranged in the limiting groove and can slide along the limiting groove.

Through setting up the butt piece, increase the area of contact between lifting member and the coil assembly, let lifting member can stably jack up the coil assembly. The limiting groove is used for limiting the relative sliding of the abutting piece and the coil assembly and preventing the abutting piece and the coil assembly from relative offset.

As a further improvement of the technical scheme, the angle adjusting mechanism further comprises a control switch and a controller, the driving piece is a transmission motor, the output end of the transmission motor is in transmission connection with the lifting piece, and the transmission motor and the control switch are respectively and electrically connected with the controller.

Through setting up driving motor, driving motor's output is connected with the lifter transmission, and driving motor after the circular telegram drives the lifter and reciprocates, and medical personnel only need through starting control switch, opens and close and the commutation through controller control driving motor to make medical personnel can be laborsaving more, swift when adjusting coil assembly and base contained angle.

As a further improvement of the above technical solution, the coil assembly includes an upper head and neck coil and a lower head and neck coil connected to each other, the upper head and neck coil is covered above the lower head and neck coil, and the upper head and neck coil and the lower head and neck coil form the installation cavity.

The upper head and neck coil and the lower head and neck coil are arranged up and down, so that the head and neck of a patient can be conveniently placed in the placement cavity. Before using, medical personnel split the upper head and neck coil and the lower head and neck coil, make the patient when lying on the back, head and neck can paste on the lower head and neck coil, make the upper head and neck coil connect to the lower head and neck coil again, because the inside of upper head and neck coil and lower head and neck coil all is equipped with the coil that is used for forming the magnetic field, and patient's head and neck all are located and settle the intracavity, therefore, patient's head and neck all are located the magnetic field that the coil formed, are convenient for carry out the magnetic resonance inspection of head and neck.

As a further improvement of the above technical solution, the upper head and neck coil is connected with the lower head and neck coil in a snap fit manner.

Through the mode, the upper head and neck coil and the lower neck coil are easy and quick to detach and connect, the clamped upper head and neck coil and the clamped lower head and neck coil can be ensured to be positioned in the placement cavity, and the head and neck of a patient can be prevented from being separated from the placement cavity due to active sitting of the patient during examination.

The utility model also discloses a magnetic resonance examination device which comprises a bed body and the head and neck combined coil, wherein one end of the bed body is provided with a connecting cavity with an upward opening, the head and neck combined coil is connected with the connecting cavity in a jogged manner, and the base is connected with the bed body.

The utility model has at least the following beneficial effects: the head and neck combined coil is embedded in the connecting cavity, so that the head and neck combined coil and the bed body can be in smooth transition, when the magnetic resonance examination is carried out, a patient lies on the back, the head and the neck of the patient are attached to the head and neck combined coil, the trunk, the two upper limbs and the lower body of the patient are attached to the bed body, and the comfort of the patient is improved.

The base is connected with the bed body, namely the angle adjusting mechanism enables the included angle between the coil assembly and the bed body to be adjustable, and medical staff can adjust the included angle between the coil assembly and the bed body according to whether the patient is humpback or not and the humpback degree of the patient, so that the magnetic resonance imaging of the humpback patient and the non-humpback patient is clear and accurate, and doctors can judge the illness state conveniently.

As a further improvement of the technical scheme, the head and neck combined coil is provided with a positioning groove, and the connecting cavity is provided with a positioning protrusion which is clamped with the positioning groove.

Through above-mentioned setting, when the contained angle of coil assembly and the bed body is 0 degrees, head and neck joint coil and bed body accessible constant head tank and the protruding block connection of location ensure that head and neck joint coil can accurate block in the connection intracavity.

As a further improvement of the technical scheme, the head and neck combined coil is connected with a plug seat, and the bed body is provided with a plug port corresponding to the plug seat.

The plug-in connector is connected with the plug-in connector seat so as to enable the head and neck combined coil to be electrified, and the electrified head and neck combined coil forms a magnetic field around the head and neck of the patient so as to form magnetic resonance imaging of the head and neck of the patient.

Drawings

The utility model is further described below with reference to the drawings and examples;

FIG. 1 is a schematic view of the overall structure of a magnetic resonance examination apparatus according to an embodiment of the present utility model when used by a non-humpback patient;

fig. 2 is a schematic diagram of the overall structure of the magnetic resonance examination apparatus according to the embodiment of the present utility model when in use for humpback patients;

FIG. 3 is a cross-sectional view of a magnetic resonance examination apparatus according to an embodiment of the present utility model in use with a humpback patient;

FIG. 4 is a cross-sectional view of a magnetic resonance examination apparatus according to an embodiment of the present utility model in use with a non-humpback patient;

FIG. 5 is a cross-sectional view of a magnetic resonance examination apparatus according to another embodiment of the present utility model in use with a humpback patient;

FIG. 6 is a cross-sectional view of a magnetic resonance examination apparatus according to another embodiment of the present utility model in use with a non-humpback patient;

Fig. 7 is a schematic view showing an internal structure of a magnetic resonance examination apparatus according to another embodiment of the present utility model when a humpback patient is in use.

The figures are marked as follows:

100. a head and neck combined coil;

200. An angle adjusting mechanism; 211. a support; 212. an adjustment tank; 221. a driving member; 222. a transmission assembly; 223. an abutment; 224. a lifting member;

300. A coil assembly; 310. a head and neck coil; 311. a first cervical cavity; 320. a lower head and neck coil; 321. a second head and neck cavity; 330. a placement cavity; 340. a socket; 350. a first receiving chamber; 360. a second receiving chamber; 370. a limit groove;

400. a magnetic resonance examination apparatus;

500. A bed body; 510. a connecting cavity; 520. an interface; 530. and (5) a base.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, if there is a word description such as "a plurality" or the like, the meaning of the plurality is one or more, the meaning of the plurality is two or more, and greater than, less than, exceeding, etc. are understood to exclude the present number, and above, below, within, etc. are understood to include the present number. The description of first, second, and third is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of technical features indicated.

In the drawing, the X direction is from the front side to the rear side of the magnetic resonance examination apparatus; the Y direction is from the left side to the right side of the magnetic resonance examination device; the Z-direction is directed from the underside of the magnetic resonance examination apparatus to the upper side.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1 to 7, several embodiments of a head and neck combined coil and a magnetic resonance examination apparatus according to the present utility model are described below.

As shown in fig. 1 to 7, a magnetic resonance examination apparatus 400 according to an embodiment of the present utility model includes a bed 500 and a head and neck combined coil 100, wherein one end of the bed 500 in a length direction is provided with a connection cavity 510 with an opening facing upwards, the head and neck combined coil 100 is embedded in the connection cavity 510, an upper end surface of the head and neck combined coil 100 is flush with an upper end surface of the bed 500, a patient can lie on the bed 500, a placement cavity 330 for placing a head and a neck of the patient is provided in the head and neck combined coil 100, and the head and the neck of the patient are placed in the head and neck combined coil 100 when lying on the back, so that the head and neck of the patient can be examined by the head and the neck of the patient by the head and neck combined coil 100 after being electrified.

In this embodiment, the bed 500 extends in the front-rear direction, the connection chamber 510 is provided at the front end of the bed 500, that is, the head and neck combined coil 100 is provided at the front end of the bed 500, and the patient lies on the bed 500 with his head facing forward and his feet facing backward, as shown in fig. 1 to 7.

Further, a positioning groove is formed on one side of the head and neck combined coil 100 facing the connecting cavity 510, a positioning protrusion is formed in the connecting cavity 510, and the positioning protrusion corresponds to the positioning groove in position and shape, and when the head and neck combined coil 100 is embedded in the connecting cavity 510, the positioning groove and the positioning protrusion are mutually clamped and connected to position the head and neck combined coil 100, so that the embedded position of the head and neck combined coil 100 and the bed body 500 is further stabilized.

It can be understood that the head and neck combined coil 100 is connected with the socket 340, the bed 500 is provided with the socket 520, and the socket 340 is correspondingly arranged with the socket 520, so that the head and neck combined coil 100 can be electrified through the socket 340 and the socket 520, a stronger magnetic field is formed after the coils in the head and neck combined coil 100 are electrified, and the head and neck of a patient are inspected, as shown in fig. 1 and 2.

It will be appreciated that the head and neck combined coil 100 includes an angular adjustment mechanism 200, a coil assembly 300, and a base 530, as shown in fig. 3-7. The base 530 is located below the coil assembly 300, the angle adjusting mechanism 200 is disposed between the base 530 and the coil assembly 300, the angle adjusting mechanism 200 includes a first connection end and a second connection end, the first connection end is connected with the coil assembly 300, and the second connection end is connected with the base 530 to be used for adjusting a horizontal angle of the coil assembly 300 relative to the base 530.

It will be appreciated that the coil assembly 300 is provided with a placement cavity 330, as shown in fig. 1-7, when the patient is supine, the head and neck of the patient are placed in the placement cavity 330, which supports and positions the head and neck of the patient, preventing the head and neck of the patient from being placed in place, which would make it difficult to precisely image the coil assembly 300.

It will be appreciated that the base 530 is connected to the bed 500, i.e., the horizontal angle between the coil assembly 300 and the base 530 is adjustable, and in fact, the horizontal angle between the coil assembly 300 and the bed 500 is adjustable.

It is understood that the base 530 and the bed 500 may be fixedly connected by welding, gluing, or the like, or may be detachably connected by a connecting member such as a bolt. In this embodiment, the base 530 and the bed 500 are integrally formed, which facilitates the manufacture and production of the bed 500.

It will be appreciated that, when the non-humpback patient is used, the angle adjusting mechanism 200 can be adjusted to adjust the included angle between the first connecting end and the second connecting end to 0 degree, that is, the horizontal included angle between the base 530 and the coil assembly 300 is 0 degree, and the non-humpback patient lies on the bed 500 for examination, at this time, the head and the neck of the non-humpback patient can be placed in the placement cavity 330, and the lower side of the head and the lower side of the neck of the non-humpback patient can be completely attached to the inner wall surface of the coil assembly 300, so as to realize the magnetic resonance accurate imaging of the head and neck of the non-humpback patient, as shown in fig. 1, 4 and 6.

It can be appreciated that when the humpback patient is in use, the horizontal included angle between the first connection end and the second connection end can be adjusted, so that the first connection end and the second connection end are arranged at an acute angle, that is, the coil assembly 300 and the base 530 are provided with an included angle therebetween, the humpback patient is lying on the bed body 500, the head and the neck of the humpback patient can be placed in the placement cavity 330, and at this time, the lower side of the head and the lower side of the upper convex neck of the humpback patient can be completely attached to the inner wall surface of the inclined coil assembly 300, thereby realizing the magnetic resonance accurate imaging of the humpback patient, as shown in fig. 2, 3, 5 and 7.

In the present embodiment, the head and neck combined coil 100 can be used by both non-humpback patients and humpback patients, and solves the problem that some head and neck combined coils 100 fixedly connected with the base 530 can only be used by one of them, and the applicability is poor.

It will be appreciated that some head and neck combination coils 100 fixedly attached to the base 530 may be too high for some humpback patients, resulting in stress points or head discomfort; also, the partially fixed head and neck combined coil 100 is too low for some humpback patients, resulting in poor magnetic resonance imaging quality because the head and neck of the humpback patient cannot fully conform to the inner wall surface of the coil assembly 300.

In this embodiment, the angle adjusting mechanism 200 can adjust the horizontal included angle between the base 530 and the coil assembly 300, and when in use, the medical staff can perform appropriate angle adjustment according to the humpback degree of different patients, so that the coil assembly 300 can firmly support the head and neck of the humpback patient, the head of the humpback patient is placed comfortably, and the magnetic resonance imaging of the humpback patient can be ensured to be clear and accurate, so that the doctor can judge the illness state.

In some embodiments, the angle adjusting mechanism 200 includes a supporting member 211 and an adjusting slot 212, as shown in fig. 3 and 4, the upper end of the supporting member 211 is hinged to the coil assembly 300, the lower end surface of the coil assembly 300 is provided with a first accommodating cavity 350 for accommodating the supporting member 211, the adjusting slot 212 is disposed on the upper end surface of the base 530, the adjusting slots 212 are disposed along the arrangement direction of the head and the neck of the patient, that is, the plurality of adjusting slots 212 are disposed along the arrangement direction of the front and the back, the lower end of the supporting member 211 can be clamped in one of the adjusting slots 212, at this time, the first connecting end is the hinged end of the coil assembly 300 and the supporting member 211, the second connecting end is the clamped end of the supporting member 211 and the adjusting slot 212, and one end of the coil assembly 300, which is far away from the supporting member 211, is movably connected with the base 530.

It will be appreciated that when the non-humpbacked patient is in use, the support 211 is rotated into the first receiving cavity 350 and the coil assembly 300 is laid flat on the base 530, as shown in fig. 4. When the humpback patient is in use, the supporting piece 211 rotates to move out of the first accommodating cavity 350, and the lower end of the supporting piece 211 is clamped in the adjusting groove 212, so that an included angle is formed between the coil assembly 300 and the base 530 at the movable connecting end, the coil assembly 300 is attached to the head and the neck of the humpback patient, and the lower end of the supporting piece 211 is clamped in different adjusting grooves 212 through adjusting, so that different included angle adjustment of the coil assembly 300 and the base 530 is realized, and the most comfortable angle of the humpback patient can be adjusted.

It will be appreciated that the end of the coil assembly 300 remote from the support 211 may be movably coupled to the base 530 by an abutting or hinged connection.

It is understood that the supporting member 211 may be a straight bar or a straight rod, which is not particularly limited herein.

However, when the angle adjusting mechanism 200 adjusts the included angle, a medical staff is required to manually lift the coil assembly 300, which is inconvenient to use; when the humpback patient thinks that the coil assembly 300 is too high or too low, the humpback patient needs to sit up and lie down repeatedly to adjust the included angle to be proper or not, so that the humpback patient is tired easily, and the use feeling is poor; or, the medical staff needs to bear the weight of part of the head and neck of the humpback patient when lifting the coil assembly 300, the force of lifting is large, and the medical staff is easy to be tired, so that the adjustment of the included angle between the coil assembly 300 and the base 530 is inconvenient.

In this embodiment, the angle adjusting mechanism 200 includes a driving member 221 and a lifting member 224, as shown in fig. 5 to 7, the driving member 221 is connected to the base 530, that is, the driving member 221 is connected to the bed 500; the driving piece 221 is in transmission connection with the lifting piece 224, the lifting piece 224 is abutted with the coil assembly 300, at this time, the first connecting end is the abutting end of the lifting piece 224 and the coil assembly 300, the second connecting end is the transmission connecting end of the lifting piece 224 and the driving piece 221, one end of the coil assembly 300 is hinged with the base 530, and the medical staff can drive the lifting piece 224 through the driving piece 221 so that the lifting piece 224 moves up and down relative to the bed body 500, so that the height of the lifting piece 224 between the coil assembly 300 and the base 530 can be adjusted, and the angle between the coil assembly 300 and the base 530 can be adjusted.

It will be appreciated that the articulation of the coil assembly 300 with the base 530 could alternatively be such that the two abut each other.

It will be appreciated that the drive member 221 and the lifting member 224 are drivingly connected by a drive assembly 222, the drive assembly 222 also serving to provide support for the lifting member 224. Specifically, the driving component 222 includes a driving rod and a driven tooth, the lifting member 224 is a threaded rod, as shown in fig. 5 to 7, the driving rod and the driven tooth are both rotatably connected to the base 530, one end of the driving rod is engaged with the driven tooth, the other end of the driving rod extends out of the bed 500 and is connected to the driving member 221, a threaded hole is formed in the inner side of the driven tooth, the lifting member 224 is vertically disposed, the lifting member 224 is disposed through the driven tooth and engaged with the driven tooth, the upper end of the lifting member 224 abuts against the coil component 300, that is, the input end of the driving component 222 is the connection end of the driving rod and the driving member 221, and the output end of the driving component 222 is the engaged end of the driven tooth and the lifting member 224.

It can be appreciated that the medical staff can operate the driving member 221 at one side of the bed 500, so that the driving member 221 drives the driving rod to rotate, the driving rod drives the driven teeth to rotate, and the driven teeth drive the engaged lifting member 224 to move linearly up and down, so that the length of the lifting member 224 extending above the threaded hole is lengthened or shortened, and the included angle between the coil assembly 300 and the base 530 is simply and laborsaving changed.

It will be appreciated that the upper end of the lifter 224 is connected with an abutment 223, as shown in fig. 5 to 7. When the upper end of the lifting member 224 supports the coil assembly 300, the connected abutting member 223 abuts against the coil assembly 300, and the abutting member 223 is used for increasing the contact area between the lifting member 224 and the coil assembly 300, so that the lifting member 224 moving up and down can not only firmly support the coil assembly 300, but also drive the abutting end of the lifting member 224 and the coil assembly 300 to rise or fall.

It can be appreciated that the lower end surface of the coil assembly 300 is provided with a limiting groove 370, and the limiting groove 370 is used for limiting the abutting position of the abutting piece 223 and the coil assembly 300, so that the abutting position is more accurate. The abutting piece 223 abuts against the limiting groove 370, and when the lifting piece 224 moves up and down relative to the base 530, the abutting piece 223 can slide along the limiting groove 370, as shown in fig. 5 to 7.

In some embodiments, the upper end of the lifter 224 is hinged with the abutment 223. Specifically, the abutting piece 223 may be plate-shaped, block-shaped or cylindrical, when the horizontal angle between the coil assembly 300 and the base 530 changes, the abutting angle between the lifting piece 224 and the coil assembly 300 also changes, and the abutting piece 223 hinged with the lifting piece 224 can automatically adjust the hinge angle between the abutting piece 223 and the lifting piece 224 according to the length of the lifting piece 224, so that the abutting piece 223 can directly abut against and support the coil assembly 300.

It can be understood that the upper end surface of the base 530 is provided with a second accommodating cavity 360 with an upward opening, the second accommodating cavity 360 is used for accommodating the abutting piece 223, when a non-humpback patient is used, the medical staff can rotate the driving piece 221 to make the lifting piece 224 drive the abutting piece 223 to move downwards, so that the abutting piece 223 is clamped in the second accommodating cavity 360, at this time, the upper end surface of the base 530 is abutted against the lower end surface of the coil assembly 300, and the included angle between the base 530 and the coil assembly 300 is 0 degree.

It will be appreciated that the driving member 221 may be a knob, which is fixedly connected to the driving rod, and through which a medical staff can adjust the included angle, as shown in fig. 7.

Further, the angle adjusting mechanism 200 further includes a control switch and a controller, the driving member 221 is a driving motor, the output end of the driving motor is in driving connection with the input end of the driving assembly 222, that is, the output end of the driving motor is connected with the driving rod, the driving motor is a forward and reverse rotation motor, the driving motor and the control switch are respectively electrically connected with the controller, at this time, the control switch is a three-gear knob switch of the driving motor, when the medical staff starts the control switch, the controller controls the driving motor to start, drives the driving rod to rotate, so that the lifting member 224 moves upwards or downwards, automatically adjusts the included angle between the coil assembly 300 and the base 530, and the medical staff only needs to twist the control switch easily without consuming power to twist the knob or lift the coil assembly 300.

It will be appreciated that the coil assembly 300 includes an upper head and neck coil 310 and a lower head and neck coil 320, as shown in fig. 1 to 7, the upper head and neck coil 310 and 320 are connected to each other, the upper head and neck coil 310 is covered over the lower head and neck coil 320, i.e. the upper head and neck coil 310 corresponds to the face and upper neck of the patient, and the upper head and neck coil 310 includes a first head and neck cavity 311; the lower head coil 320 corresponds to the hindbrain and lower shoulder neck of the patient, and comprises a second head and neck cavity 321, and the upper head and neck coil 310 and the lower head and neck coil 320 are combined so that the first head and neck cavity 311 and the second head and neck cavity 321 are opposite up and down, and the two are combined to form a placement cavity 330 for placing the head and neck of the patient.

In this embodiment, the upper head neck coil 310 and the lower head neck coil 320 are connected in a clamping manner, so that a medical staff can relatively fix the upper head neck coil 310 and the lower head neck coil 320, and the coil assembly 300 can be ensured to accurately image; the upper head and neck coil 310 and the lower head and neck coil 320 which are clamped are convenient to detach, so that medical staff can conveniently and quickly detach the upper head and neck coil 310, and a patient can quickly sit on the back, or can quickly get up after detection is completed.

It will be appreciated that the inner wall surfaces of the receiving chamber 330 are each lined with a cushioning pad. The cushion is used to provide cushioning to the head and neck of a patient, preventing the patient from suffering from pain when lying on his back, and the head and neck reel to the head and neck combination coil 100, and also providing comfort to the patient when lying on his back.

While the preferred embodiment of the present utility model has been described in detail, the utility model is not limited to the embodiments, and various equivalent modifications and substitutions can be made by those skilled in the art without departing from the spirit of the utility model, and these modifications and substitutions are intended to be included in the scope of the present utility model as defined in the appended claims.

Claims (10)

1. The utility model provides a neck combination coil, its characterized in that, including angle adjustment mechanism, coil pack and base, the base is located coil pack's below, angle adjustment mechanism establishes the base with between the coil pack, angle adjustment mechanism is including first link and second link, first link with the coil pack is connected, the second link with the base is connected, in order to be used for adjusting coil pack's horizontal contained angle relative base, the coil pack is equipped with and is used for laying the settling chamber of patient's head and neck.

2. The head and neck combined coil according to claim 1, wherein the angle adjusting mechanism comprises a supporting member and an adjusting groove, the upper end of the supporting member is hinged to the coil assembly, the adjusting groove is formed in the upper end face of the base, the lower end of the supporting member is clamped with the adjusting groove, the adjusting groove is multiple and is arranged along the arrangement direction of the head and the neck of the patient at intervals, and one end of the coil assembly, which is far away from the supporting member, is movably connected to the base.

3. The head and neck combined coil according to claim 1, wherein the angle adjusting mechanism comprises a driving member and a lifting member, the driving member is connected with the base, the driving member is in transmission connection with the lifting member, so that the lifting member can move up and down relative to the base, the upper end of the lifting member is abutted with the coil assembly, and one end of the coil assembly is hinged with the base.

4. A head and neck combined coil according to claim 3, wherein the upper end of the lifting member is connected with an abutment member, the coil assembly is provided with a limit groove, and the abutment member is arranged in the limit groove and can slide along the limit groove.

5. The head and neck combined coil according to claim 3 or 4, wherein the angle adjusting mechanism further comprises a control switch and a controller, the driving member is a transmission motor, an output end of the transmission motor is in transmission connection with the lifting member, and the transmission motor and the control switch are respectively and electrically connected with the controller.

6. The head and neck combined coil according to claim 1, wherein the coil assembly comprises an upper head and neck coil and a lower head and neck coil connected to each other, the upper head and neck coil being covered over the lower head and neck coil, the upper head and neck coil and the lower head and neck coil forming the installation cavity.

7. The head and neck combined coil of claim 6, wherein the upper head and neck coil is snap-fit connected to the lower head and neck coil.

8. A magnetic resonance examination apparatus, comprising a bed body and a head and neck combined coil according to any one of claims 1-7, wherein one end of the bed body is provided with a connecting cavity with an upward opening, the head and neck combined coil is connected to the connecting cavity in a jogged manner, and the base is connected with the bed body.

9. The magnetic resonance examination apparatus as set forth in claim 8, wherein the head and neck combined coil is provided with a positioning groove, and the connection cavity is provided with a positioning protrusion engaged with the positioning groove.

10. The magnetic resonance examination apparatus as set forth in claim 8, wherein the head and neck combined coil is connected with a socket, and the bed body is provided with a socket corresponding to the socket.