CN210044002U - Female breast and mammary gland nuclear magnetic resonance examination auxiliary device using abdominal coil - Google Patents

Abstract

An auxiliary device for MRI examination of female breasts and breasts using an abdominal coil, comprising a headrest mechanism (1), a chest detection mechanism (2) and an abdomen booster mechanism (3), wherein the chest detection mechanism (2) is located in The headrest mechanism (1) and the abdomen booster mechanism (3) are located in the middle; the chest detection mechanism (2) is provided with a mounting plate (201), and two breast detections are oppositely opened in the middle of the mounting plate (201). a hole (202), a flexible layer (203) is laid on the upper surface of the mounting plate (201), and the position of the flexible layer (203) corresponding to the breast detection hole (202) is a through hole; The front and rear ends of the (201) are respectively provided with a support mechanism (204), the lower end of the support mechanism (204) abuts on the upper surface of the abdominal coil (205), wherein the mounting plate (201) and the abdominal coil (205) Relative setting.

Description

Female chest and breast MRI aids using abdominal coils

technical field

The utility model relates to the technical field of medical imaging examination, and specifically designs an auxiliary device for female breast and breast nuclear magnetic resonance examination using abdominal coils.

Background technique

Breast cancer is one of the most common cancers in women, and the global incidence of breast cancer has been increasing since the late 1970s. Magnetic resonance imaging (MRI) has the advantages of high soft tissue resolution, multimodal imaging, and no ionizing radiation. Breast MRI is currently recognized as the best imaging examination, and its sensitivity and specificity are significantly higher than other examinations, such as mammography, B-ultrasound, CT, etc. To carry out breast MRI examination, it is usually necessary to configure a special inspection coil, but the special coil can only check the gland part, and cannot evaluate whether the tumor has lymphatic metastasis to the axilla and chest; in addition, the special coil is expensive and is usually not equipped in general hospitals. At the same time, breast interventional surgery has the characteristics of less trauma, quick recovery, less complications, and does not affect the appearance of the human body. At present, the special detection coil does not have the puncture function of living body detection, which is inconvenient to use.

In addition, the magnetic resonance detection time is long, generally more than 30 minutes, the subject needs to maintain a movement for a long time, plus a certain psychological pressure, it is easy to sweat, and the comfort of the entire detection process is difficult to guarantee.

Utility model content

Aiming at the deficiencies of the prior art, the utility model proposes an excellent comfort, the relaxed state of the natural sagging of the breasts is maintained during the detection process, and the abdominal coil is used to perform the simultaneous examination of the breasts and the breasts, thereby increasing the imaging range of one examination, reducing the number of examinations and The dose of contrast agent is used to reduce the financial burden of hospitals and patients. It uses the standard abdominal coil as an auxiliary device suitable for MRI of female chest and breast.

The specific technical solutions are as follows:

An auxiliary device for MRI examination of female breasts and breasts using an abdominal coil, comprising a headrest mechanism (1), a chest detection mechanism (2) and an abdomen booster mechanism (3), wherein the chest detection mechanism (2) is located at The headrest mechanism (1) and the abdomen booster mechanism (3) are located in the middle; the chest detection mechanism (2) is provided with a mounting plate (201), and two breast detections are oppositely opened in the middle of the mounting plate (201). a hole (202), a flexible layer (203) is laid on the upper surface of the mounting plate (201), and the position of the flexible layer (203) corresponding to the breast detection hole (202) is a through hole; The front and rear ends of the (201) are respectively provided with a support mechanism (204), the lower end of the support mechanism (204) abuts on the upper surface of the abdominal coil (205), wherein the mounting plate (201) and the abdominal coil (205) Relative setting.

For better realization of the present utility model, it is further:

A puncture mechanism fixing ring (218) is respectively connected to the lower edge of the breast detection hole (202), and a base (206) is arranged directly under the puncture mechanism fixing ring (218), and the base (206) and the At least two first support columns (207) are arranged between the fixing rings (218) of the puncture mechanism, a positioning net (208) is vertically arranged on the upper surface of the base (206), and the mounting plate (201) A squeeze airbag (209) is connected to the lower surface of the breast, and the squeeze airbag (209) is located in the middle of the two breast detection holes (202). When biopsy is required, the squeezing airbag (209) is activated, the breast is fixed on the positioning net (208), the coordinates of the positioning net (208) are identified on the scanned image, and the examiner is withdrawn from the inspection equipment for puncture sampling , easy to operate and accurate positioning.

A puncture mechanism fixing ring (218) is respectively connected to the lower edge of the breast detection hole (202), and a base (206) is arranged directly under the puncture mechanism fixing ring (218), and the base (206) and the At least two first support columns (207) are arranged between the fixing rings (218) of the puncture mechanism, and a positioning net (208) is vertically arranged on the upper surface of the base (206). Two sliding grooves (210) are arranged in parallel on the upper surface, and the sliding grooves (210) are respectively perpendicular to the bottom ends of the positioning nets (208), and a pressing plate (211) is slidably connected to the sliding grooves (210). ), a pull rod (212) is hinged on one side of the squeeze plate (211) close to the base (206), a positioning mechanism a is arranged on the lower side of the free end of the pull rod (212), ) The upper surface is provided with a positioning mechanism b, the positioning mechanism b is used in cooperation with the positioning mechanism a, and the outermost end of the free end of the pull rod (212) extends beyond the outer side of the positioning net (208). When puncture sampling is required, the pulling rod (212) is pulled to make the pressing plate (211) slide along the chute (210) to approach the positioning net (208) to achieve the pressing and positioning of the breast.

A baffle plate (213) is arranged on the lower surface of the mounting plate (201), and the baffle plate (213) is located between the two pressing airbags (209). The setting of the baffle plate (213) plays a prescribed role in squeezing the sides of the airbag (209), so that the squeezing force is more uniform and smooth.

The support mechanism (204) is provided with two second support columns (214) opposite to each other, the top ends of the second support columns (214) are connected with the lower surface of the mounting plate (201), and the bottom ends are connected with a first support plate (215), the lower surface of the first support plate (215) is attached to the upper surface of the abdominal coil (205). Using the second support column (214) to cooperate with the first support plate (215) can reduce the overall weight while ensuring the stability, facilitate moving and save materials.

Limiting blocks (216) are provided on the left and right sides of the first support plate (215), and the limiting blocks (216) are in contact with the sides of the abdominal coil (205). The limiting block (216) can effectively prevent the displacement of the first support plate (215), and is safe and reliable.

The supporting mechanism (204) is provided with a second supporting plate (217), the top of the second supporting plate (217) is connected with the lower surface of the mounting plate (201), and the bottom is provided with a concave notch, the concave notch is connected to the lower surface of the mounting plate (201). The upper surface of the abdominal coil (205) is fitted. One-piece structure, simple structure, high mechanical strength and convenient processing.

The headrest mechanism (1) is provided with a fixing seat (11), a U-shaped headrest is arranged on the upper surface of the fixing seat (11), and hands are respectively arranged on the left and right sides of the fixing seat (11). A fixing plate (12), an arm fixing groove (13) is provided on the outer end of the hand fixing plate (12), and the arm fixing groove (13) is located outside the chest detection mechanism (2). During the examination, the examiner prevents the wrist from being in the arm fixing groove (13), and maintains the hand-lifting posture, which is convenient for breast relaxation and increases the measurement accuracy. The inspection experience was poor.

Ventilation holes (4) and massage airbags (5) are respectively arranged on the upper surfaces of the headrest mechanism (1) and the abdomen booster mechanism (3). The ventilation holes (4) are convenient for heat dissipation, and the ventilation holes can also be connected with the air source to actively blow heat to dissipate heat. It can effectively relieve the mood of inspection and bring a better inspection experience.

The beneficial effects of the present utility model are as follows: 1. By adopting the chest inspection coil, the inspection of the chest and the breast can be completed at one time, the imaging range of one inspection is increased, the number of inspections and the dosage of the contrast agent are reduced, and the economic and mental burden of the hospital and the patient is reduced; 2. . A puncture mechanism is arranged under the mounting plate, which can perform live sampling during the detection, the overall operation is simple, and the positioning is accurate; 3. The ventilation holes and massage airbags are set, the ventilation holes are convenient for heat dissipation, and the ventilation holes can also be connected to the air source, active The air blows and dissipates heat, and the massage airbag is connected to the air source to massage the examiner's body, so as to relieve the discomfort of holding one action for a long time, and can effectively relieve the mood of the examination, bringing a better examination experience; 4. Headrest mechanism, chest The detection mechanism and the abdominal heightening mechanism adopt a combined installation structure, which is easy to disassemble and increases the utilization rate of the nuclear magnetic resonance equipment.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the structural representation of the side of the utility model;

3 is a schematic structural diagram of a support mechanism in Embodiment 1 of the present invention;

Fig. 4 is the installation schematic diagram of the positioning net in the utility model;

5 is a schematic diagram of the installation structure of the extrusion airbag in the utility model;

Fig. 6 is the structural representation of the extrusion plate in the utility model;

Fig. 7 is the side view of Fig. 6;

FIG. 8 is a schematic structural diagram of the support mechanism in the second embodiment of the present invention.

Detailed ways

The preferred embodiments of the present utility model will be described in detail below in conjunction with the accompanying drawings, so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, so that the protection scope of the present utility model can be more clearly defined. .

Example 1:

As shown in Figure 1: an auxiliary device for female breast and breast MRI examination using abdominal coils, which is provided with a headrest mechanism 1, a chest detection mechanism 2 and an abdominal booster mechanism 3, wherein the chest detection mechanism 2 is located in the Between the headrest mechanism 1 and the abdomen booster mechanism 3, the three mechanisms are placed on the testing bed of the nuclear magnetic resonance testing equipment during use;

As shown in FIG. 2 : the breast detection mechanism 2 is provided with a mounting plate 201 , and two breast detection holes 202 are oppositely opened in the middle of the mounting plate 201 , and a flexible layer 203 is laid on the upper surface of the mounting plate 201 . The layer 203 is memory foam, wherein the position corresponding to the flexible layer 203 and the breast detection hole 202 is a through hole; the front and rear ends of the mounting plate 201 are respectively provided with a support mechanism 204, the lower end of the support mechanism 204 is in contact with the abdominal coil. 205, wherein the mounting plate 201 is disposed opposite the abdominal coil 205.

As shown in FIG. 3 : the support mechanism 204 is provided with two second support columns 214 opposite to each other, the top ends of the second support columns 214 are fixedly connected with the lower surface of the mounting plate 201 , and the bottom ends are connected with an arc-shaped first support plate 215 , the lower surface of the first support plate 215 is in contact with the upper surface of the abdominal coil 205 and fits together, and limit blocks 216 are arranged on the left and right sides of the first support plate 215 , the limit blocks 216 and the abdominal coil 205 side contact.

As shown in FIG. 2, FIG. 4 and FIG. 5: a puncture mechanism fixing ring 218 is fixedly connected to the lower edge of the breast detection hole 202, respectively, and a base 206 is directly opposite to the bottom of the puncture mechanism fixing ring 218. On the base 206 Three first support columns 207 are arranged between the fixing ring 218 and the puncture mechanism, and a positioning net 208 is vertically arranged on the upper surface of the base 206. The positioning net 208 uses nuclear magnetic resonance positioning materials, such as collagen, non-ferrous metals, The plastic is made into a net shape, and the cross section of the net shape is filled with aqueous solution. A squeeze airbag 209 is connected to the lower surface of the mounting plate 201, and the squeeze airbag 209 is located in the middle of the two breast detection holes 202. A baffle plate 213 is provided on the lower surface of the mounting plate 201 , and the baffle plate 213 is located between the two pressing airbags 209 .

As shown in FIG. 1 : the headrest mechanism 1 is provided with a fixing seat 11 , a U-shaped headrest is arranged on the upper surface of the fixing seat 11 , and hand fixing plates are respectively provided on the left and right sides of the fixing seat 11 12. A semicircular arm fixing slot 13 is provided on the outer end of the hand fixing plate 12 , and the arm fixing slot 13 is located outside the chest detection mechanism 2 . Ventilation holes 4 and massage airbags 5 are respectively arranged on the upper surfaces of the headrest mechanism 1 and the abdomen booster mechanism 3 , wherein the abdomen booster mechanism 3 is made of memory foam and has a trapezoidal cross-section.

Embodiment 2: As shown in FIG. 6 and FIG. 7 , when other structures are the same as the embodiment, as a variant, a puncture mechanism fixing ring 218 is respectively connected to the lower edge of the breast detection hole 202. The bottom of the fixing ring 218 is directly opposite to a base 206, and three first support columns 207 are arranged between the base 206 and the fixing ring 218 of the puncture mechanism. A positioning net 208 is vertically arranged on the upper surface of the base 206, The upper surface of the base 206 is provided with two sliding grooves 210 in parallel, and the sliding grooves 210 are respectively perpendicular to the bottom ends of the positioning nets 208. A pressing plate 211 is slidably connected in the sliding grooves 210. A pull rod 212 is hinged on a side of the pressing plate 211 close to the base 206, a positioning mechanism a is provided on the lower side of the free end of the pull rod 212, and a positioning mechanism b is set on the upper surface of the base 206. The positioning mechanism b and the positioning mechanism The mechanism a is used together, and the outermost end of the free end of the pull rod 212 is beyond the outer surface of the positioning net 208, wherein the positioning mechanism a and the positioning mechanism b are serrated structures that engage with each other.

Embodiment 3: As shown in FIG. 8 , when other structures are the same as the embodiment, as a modification, the support mechanism 204 is provided with a second support plate 217 , the top of the second support plate 217 is connected to the mounting plate 201 . The bottom surface is connected to the bottom, and the bottom is provided with a concave notch, and the concave notch is matched with the upper surface of the abdominal coil 205 .

Claims (9)

1. An auxiliary device for MRI examination of female breasts and breasts using an abdominal coil, characterized in that: a headrest mechanism (1), a chest detection mechanism (2) and an abdominal booster mechanism (3) are provided, wherein the chest The detection mechanism (2) is located in the middle of the headrest mechanism (1) and the abdomen booster mechanism (3); The chest detection mechanism (2) is provided with a mounting plate (201), the middle of the mounting plate (201) is provided with two breast detection holes (202) opposite to each other, and the upper surface of the mounting plate (201) is laid with two breast detection holes (202). a flexible layer (203), the position of the flexible layer (203) corresponding to the breast detection hole (202) is a through hole; A supporting mechanism (204) is respectively provided on the front and rear ends of the mounting plate (201), and the lower end of the supporting mechanism (204) abuts on the upper surface of the abdominal coil (205), wherein the mounting plate (201) Opposite to the abdominal coil (205). 2. The auxiliary device for female breast and breast MRI examination using abdominal coils according to claim 1, wherein a puncture mechanism fixing ring (218) is respectively connected to the lower edge of the breast detection hole (202). A base (206) is disposed directly below the puncture mechanism fixing ring (218), and at least two first support columns (207) are arranged between the base (206) and the puncturing mechanism fixing ring (218). A positioning net (208) is vertically arranged on the upper surface of the base (206), and a pressing airbag (209) is connected to the lower surface of the mounting plate (201), and the pressing airbag (209) is located in two places. The middle position of the breast detection hole (202). 3. The auxiliary device for female breast and breast MRI examination using abdominal coils according to claim 1, wherein a puncture mechanism fixing ring (218) is respectively connected to the lower edge of the breast detection hole (202). A base (206) is disposed directly below the puncture mechanism fixing ring (218), and at least two first support columns (207) are arranged between the base (206) and the puncturing mechanism fixing ring (218). A positioning net (208) is vertically arranged on the upper surface of the base (206), and two sliding grooves (210) are arranged in parallel on the upper surface of the base (206), and the sliding grooves (210) are respectively connected to the The bottom end of the positioning net (208) is vertical, a pressing plate (211) is slidably connected in the chute (210), and a side edge of the pressing plate (211) close to the base (206) is hinged with The pull rod (212) is provided with a positioning mechanism a on the lower side of the free end of the pull rod (212), and a positioning mechanism b is provided on the upper surface of the base (206), the positioning mechanism b is used in cooperation with the positioning mechanism a, and the pull rod (212) ) The outermost end of the free end protrudes beyond the outer side of the positioning net (208). 4. The auxiliary device for female breast and breast MRI examination using an abdominal coil according to claim 2, wherein a baffle plate (213) is provided on the lower surface of the mounting plate (201), and the baffle plate ( 213) is located between the two squeeze bladders (209). 5 . The auxiliary device for female breast and breast MRI examination using abdominal coils according to claim 1 , wherein the support mechanism ( 204 ) is provided with two second support columns ( 214 ) opposite to each other. The top end of the column (214) is connected with the lower surface of the mounting plate (201), and the bottom end is connected with a first support plate (215), and the lower surface of the first support plate (215) is connected to the lower surface of the abdominal coil (205). Fitted on top. 6. The auxiliary device for female breast and breast MRI examination using an abdominal coil according to claim 5, characterized in that: limiting blocks (216) are arranged on the left and right sides of the first support plate (215), the The limiting block (216) is in contact with the side edge of the abdominal coil (205). 7 . The auxiliary device for female breast and breast MRI examination using abdominal coils according to claim 1 , wherein the support mechanism ( 204 ) is provided with a second support plate ( 217 ), the second support plate ( 217 ). ) top is connected with the lower surface of the mounting plate (201), and the bottom is provided with a concave notch, the concave notch is matched with the upper surface of the abdominal coil (205). 8. The auxiliary device for female breast and breast MRI examination using abdominal coils according to claim 1, wherein the headrest mechanism (1) is provided with a fixing seat (11), and the fixing seat (11) is mounted on the fixing seat (11). The surface is provided with a U-shaped headrest, the left and right sides of the fixing seat (11) are respectively provided with a hand fixing plate (12), and an arm fixing groove is arranged on the outer end of the hand fixing plate (12). (13), the arm fixing groove (13) is located outside the chest detection mechanism (2). 9. The auxiliary device for female breast and breast MRI examination using abdominal coils according to claim 1, characterized in that: the headrest mechanism (1) and the upper surface of the abdomen booster mechanism (3) are respectively distributed on the upper surfaces A ventilation hole (4) and a massage airbag (5) are provided.

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