CN211583202U

CN211583202U - CT scanner

Info

Publication number: CN211583202U
Application number: CN201922332455.4U
Authority: CN
Inventors: 王悦; 陈彬; 马兰
Original assignee: Affiliated Sir Run Run Shaw Hospital of School of Medicine Zhejiang University
Current assignee: Affiliated Sir Run Run Shaw Hospital of School of Medicine Zhejiang University
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-09-29
Anticipated expiration: 2029-12-23

Abstract

The utility model discloses a CT scanner, which comprises an operation table, wherein the bottom center position of the operation table is fixedly provided with an elevating table, the bottom end of the elevating table is fixedly provided with a placing base, the top of the operation table is provided with a placing cavity, the inner bottom end of the placing cavity is fixedly provided with a positioning and supporting mechanism which is arranged oppositely, the positioning and supporting mechanism comprises a limiting plate, and the inner bottom end of the placing cavity is fixedly provided with a limiting plate which is arranged oppositely. The hard plastic board can move up and down conveniently in the cavity.

Description

CT scanner

Technical Field

The utility model belongs to the technical field of the CT scanner, specifically be the CT scanner.

Background

The CT scanner is a fully functional disease detector, and is called as Computerized Tomography (CT) technique for short, and its working program is usually based on the different absorption and transmission rates of different tissues of human body to X-ray, and uses the instrument with very high sensitivity to measure human body, then inputs the data obtained by measurement into the computer, and after the computer processes the data, it can take the cross-section or three-dimensional image of the examined region of human body to find the tiny pathological changes of any region in human body.

In medical activities, computed tomography is a common method for non-invasive examination of vascular diseases in humans. With the development of CT devices, the medical community has proposed the concept of precise CT imaging, that is, specific contrast injection schemes (including concentration, dose, flow rate) and CT scan schemes (including tube voltage, current, reconstruction algorithm, etc.) are selected for different patients with individual differences. In the past, the individualized optimization understanding of the CTA contrast dose by the radiologist is insufficient, even if the knowledge is obtained, the calculation of the medicine amount required by each patient is complex and inconvenient, so that the calculation is difficult to be effectively carried out in actual work, and the CTA contrast dose injection scheme aimed by the radiologist and the technician cannot be quickly and automatically given according to different patients and different examination sites.

Therefore, the structure of the existing CT scanner needs to be improved, and simultaneously the utility model provides a CT scanner, the above-mentioned problem of proposing of better solution.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems set forth above, a CT scanner is provided.

The utility model adopts the technical scheme as follows:

CT scanner, including the operation panel, the bottom central point of operation panel puts fixed mounting has the elevating platform, the bottom fixed mounting of elevating platform has places the base, the top of operation panel has been seted up and has been placed the cavity, the inside bottom fixed mounting who places the cavity has the location support mechanism of relative setting, location support mechanism includes the limiting plate, the inside bottom fixed mounting who places the cavity has the limiting plate of relative setting, the spacing groove that is linear arrangement is seted up at the top of limiting plate.

In a preferred utility model mode, the inside bottom fixed mounting of spacing groove has the spring, the inside activity of spacing groove is pegged graft and is had the stop collar, the stop collar cup joints on the spring, and the top fixed mounting of spring is on the inside top of stop collar, the top fixed mounting of stop collar has the location supporting disk.

In a preferred utility model mode, the opposite face middle part fixed position of limiting plate installs the location pivot, the middle part position of location pivot is installed through the bearing and is pressed the clamp plate, the top right side threaded connection who presses the clamp plate has the pressing column, the top left side threaded connection who presses the clamp plate has the extrusion post.

In a preferred utility model mode, the bottom left end fixed mounting of location pivot has the balancing weight, the inner wall left side fixed mounting who places the cavity has the fixed plate, the bottom middle part fixed mounting of fixed plate has the small range spoke formula force cell sensor, the bottom and the limiting plate top of small range spoke formula force cell sensor are located same water flat line, the small range spoke formula force cell sensor sets up with the extrusion post relatively, and leaves the interval between small range spoke formula force cell sensor and the fixed plate, and the interval is 5-10 centimetres.

In a preferred utility model mode, place the inside of cavity and placed hard plastic board, and hard plastic board is located the right side of fixed plate, hard plastic board top fixed mounting is on the location supporting disk, hard plastic board top and fixed plate top are located same horizontal plane, the thickness of hard plastic board is less than the fixed plate thickness, hard plastic board and press and leave the interval between the post, and the interval is 3-5 centimetres.

In a preferred utility model mode, there is the relative support sole that sets up in the top left side of hard plastic board through screw threaded connection, the location pinhole of relative setting is seted up on the top right side of hard plastic board, spacing headrest has been placed on the top right side of hard plastic board, and spacing headrest is located the inboard of location pinhole, the standing groove has been seted up at the top of spacing headrest, and the standing groove is semi-circular structure.

In a preferred utility model mode, the venthole has been seted up to the central point of standing groove, the locating plate has been welded to a side of spacing headrest relative positioning pinhole, the pinhole has also been seted up to the position of locating plate relative positioning pinhole, and the pinhole in-connection on the locating plate has the pin pole, and the pin pole is pegged graft in the locating pinhole, spacing headrest is the sponge material, locating plate and pin pole are the duroplast material.

In a preferred utility model mode, face standing groove and neck standing groove have been seted up at the top of spacing headrest, face standing groove and neck standing groove are the connectivity structure, standing groove and face standing groove are the connectivity structure, the inner wall bonding of face standing groove and neck standing groove has the rubber layer.

In a preferred mode of the utility model, the neck standing groove is of a semicircular structure, the length of the spring is greater than the depth of the limiting groove, the length of the limiting sleeve inserted in the limiting groove is 5-8 cm, and the sponge layer is adhered on the standing groove.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that: the utility model discloses can be according to patient, the inspection position of difference, give the CTA contrast agent injection side of radiology department doctor and technician pertinence fast, automatically, when the patient lies in the fixed position of upper strata plate surface mark, the small-scale spoke type force cell sensor pressurized output weight data. The algorithm of the calculation part is mainly based on different examination parts and patient weight data, the obtained injection scheme can ensure reasonable target blood vessel CT value and excellent CT angiography image, and meanwhile, the patient can lie on the hard plastic plate more stably, the turning examination of the patient is facilitated, and the patient is not easy to feel uncomfortable.

1. The utility model discloses in, there is the elevating platform at the bottom central point of operation panel fixed mounting, be convenient for can adjust the height of operation panel through the elevating platform, bottom fixed mounting at the elevating platform has the base of placing, the operation panel of being convenient for is placed more stably, it places the cavity to have seted up at the top of operation panel, be convenient for fix the fixed plate at the inside left end of placing the cavity, hard plastic plate has been placed on the inside right side of placing the cavity, the hard plastic plate of being convenient for carries out the up-and-down motion in placing the cavity, set up the spacing groove that is located on same water flat line at the top of limiting plate, be convenient for spacing cover carries out the up-and-down motion in the spacing groove, there is the spring in the inside bottom fixed mounting of spacing groove, be convenient for under the effect of.

2. The utility model discloses in, there is hard plastic board at the top fixed mounting of location supporting disk, the hard plastic board of being convenient for more stable up-and-down motion that carries on, the initial position is resumeed under the effect that does not receive the external force to hard plastic board simultaneously, and fixed mounting has the location pivot at the opposite face middle part of limiting plate, is convenient for overturn under the effect of bearing and location pivot according to the clamp plate, presses the compression column in the welding of the top right side according to the clamp plate, and the hard plastic board of being convenient for presses the compression column for drive extrusion column upward movement according to the clamp plate.

3. In the utility model, a balancing weight is fixedly arranged on the left side of the top of the pressing plate, when the pressing plate is not subjected to external force, the left end balancing weight of the pressing plate is attached to the bottom of the placing cavity, a small-range spoke type force sensor is fixedly arranged on the central position of the bottom of the fixed plate, an extrusion column is convenient to contact with the small-range spoke type force sensor, the small-range spoke type force sensor outputs weight data at the moment, a supporting foot plate is connected to the left side of the top of the hard plastic plate through screw threads, a patient can place feet on the supporting foot plate conveniently, a positioning pin hole which is arranged oppositely is arranged on the right side of the top of the hard plastic plate, a limiting headrest is convenient to be matched with a pin rod through a positioning plate, the pin rod is inserted in the positioning pin hole, the limiting headrest can be limited and fixed, a placing groove is arranged on the top of the limiting headrest, the head, the face placing groove and the neck placing groove are formed in the top of the limiting headrest, the face of the patient can be placed in the face placing groove conveniently, meanwhile, the neck of the patient is placed in the neck placing groove, the patient can turn over for examination conveniently, the air outlet hole is formed in the center of the placing groove, and the air outlet hole and the face placing groove are matched for use, so that the buffering breathing is smooth.

Drawings

Fig. 1 is a schematic view of a first structure of the present invention;

fig. 2 is a second schematic structural view of the present invention;

FIG. 3 is a schematic structural view of the positioning and supporting mechanism of the present invention;

FIG. 4 is an enlarged schematic view of the structure of area A in FIG. 1 according to the present invention;

fig. 5 is a schematic structural view of the middle-limit headrest of the present invention.

The labels in the figure are: 1-operation table, 2-lifting table, 3-placing base, 4-placing cavity, 5-positioning support mechanism, 6-limit plate, 7-limit groove, 8-spring, 9-limit sleeve, 10-positioning support plate, 11-positioning rotating shaft, 12-pressing plate, 13-pressing column, 14-extruding column, 15-balancing weight, 16-fixing plate, 17-small-range spoke type force-measuring sensor, 18-hard plastic plate, 19-supporting foot plate, 20-positioning pin hole, 21-limit headrest, 22-placing groove, 23-air outlet hole, 24-positioning plate, 25-pin rod, 26-face placing groove and 27-neck placing groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1-3, a CT scanner includes an operation table 1, a lifting table 2 is fixedly installed at the bottom center position of the operation table 1, the height of the operation table 1 can be adjusted conveniently through the lifting table 2, a base 3 is placed at the bottom end of the lifting table 2, the operation table 1 is more stable to place, a placement cavity 4 is formed in the top of the operation table 1, a fixing plate 16 is fixed at the inner left end of the placement cavity 4 conveniently, a positioning and supporting mechanism 5 which is arranged oppositely is installed at the inner bottom end of the placement cavity 4, the positioning and supporting mechanism 5 comprises a limiting plate 6, a limiting plate 6 which is arranged oppositely is installed at the inner bottom end of the placement cavity 4, a limiting groove 7 which is arranged linearly is formed in the top of the limiting plate 6, and a limiting sleeve 9 can move up and down in the limiting groove 7 conveniently.

Referring to fig. 1-3, a spring 8 is fixedly installed at the bottom end inside a limiting groove 7, so that under the action of the spring 8, a limiting sleeve 9 drives a positioning support plate 10 to perform up-and-down buffering motion, the length of the spring 8 is greater than the depth of the limiting groove 7, a limiting sleeve 9 is movably inserted inside the limiting groove 7, the length of the limiting sleeve 9 inserted inside the limiting groove 7 is 5-8 cm, the limiting sleeve 9 is sleeved on the spring 8, the top end of the spring 8 is fixedly installed at the top end inside the limiting sleeve 9, the positioning support plate 10 is fixedly installed at the top of the limiting sleeve 9, a positioning rotating shaft 11 is fixedly installed at the middle position of the opposite surface of the limiting plate 6, so that a pressing plate 12 can be turned over under the action of a bearing and the positioning rotating shaft 11, a pressing plate 12 is installed at the middle position of the positioning rotating shaft 11 through a bearing, the pressing column 13 is conveniently pressed by the hard plastic plate 18, the pressing column 14 is driven by the pressing plate 12 to move upwards, the pressing column 14 is connected with the left side of the top of the pressing plate 12 through a thread, the balancing weight 15 is fixedly installed at the left end of the bottom of the positioning rotating shaft 11, when the pressing plate 12 is not subjected to external force, the balancing weight 15 at the left end of the pressing plate 12 is attached to the bottom of the placing cavity 4, the fixing plate 16 is fixedly installed at the left side of the inner wall of the placing cavity 4, the small-range spoke type force measuring sensor 17 is fixedly installed in the middle position of the bottom of the fixing plate 16, the pressing column 14 is conveniently contacted with the small-range spoke type force measuring sensor 17, at the moment, the small-range spoke type force measuring sensor 17 outputs weight data, the bottom of the small-range spoke type force measuring sensor 17 and the top of the limiting plate 6 are located on the, a distance is reserved between the small-range spoke type force measuring sensor 17 and the fixing plate 16, and the distance is 5-10 cm; the spring 8 is a plastic spring made of PC/PB plastic.

Referring to fig. 1-5, a hard plastic plate 18 is placed inside the placing cavity 4, the hard plastic plate 18 is located on the right side of the fixing plate 16, the hard plastic plate 18 can move up and down in the placing cavity 4 conveniently, the hard plastic plate 18 can move up and down more stably, meanwhile, the hard plastic plate 18 can restore to the initial position under the action of no external force, the top of the hard plastic plate 18 is fixedly installed on the positioning support plate 10, the top of the hard plastic plate 18 and the top of the fixing plate 16 are located on the same horizontal plane, the thickness of the hard plastic plate 18 is smaller than that of the fixing plate 16, a distance is reserved between the hard plastic plate 18 and the pressing column 13 and ranges from 3 cm to 5 cm, the left side of the top of the hard plastic plate 18 is connected with a support foot plate 19 which is arranged oppositely through screw threads, a patient can place the foot on the support foot plate 19, spacing headrest 21 of being convenient for passes through the cooperation of locating plate 24 with pin 25, make pin 25 peg graft in locating pin hole 20, can carry out spacing fixed to spacing headrest 21, spacing headrest 21 has been placed on the top right side of hard plastic board 18, and spacing headrest 21 is located the inboard of locating pin hole 20, spacing headrest 21 is the sponge material, standing groove 22 has been seted up at the top of spacing headrest 21, and standing groove 22 is semi-circular structure, be convenient for place patient's head in standing groove 22, the bonding has the sponge layer on the standing groove 22.

Referring to fig. 1, 2, 4 and 5, the central position of the positioning groove 22 is provided with an air outlet hole 23, which facilitates the cooperation of the air outlet hole 23 and the face positioning groove 26 for smooth buffer breathing, a positioning plate 24 is welded on one side surface of the limiting headrest 21 opposite to the positioning pin hole 20, a pin hole is also formed in the positioning plate 24 opposite to the positioning pin hole 20, a pin 25 is connected in the pin hole on the positioning plate 24, the pin 25 is inserted into the positioning pin hole 20, the positioning plate 24 and the pin 25 are made of hard plastic, the top of the limiting headrest 21 is provided with the face positioning groove 26 and the neck positioning groove 27, which facilitates the face of the patient to be placed in the face positioning groove 26, and meanwhile, the neck of the patient is placed in the neck positioning groove 27, which facilitates the turning over examination of the patient, the neck positioning groove 27 is of a semicircular structure, the face positioning groove 26 and the neck positioning groove 27, rubber layers are bonded to the inner walls of the face placement groove 26 and the neck placement groove 27.

The utility model discloses CT scanner comprises the triplex: the first part is an input part which comprises a scanning part selection interface and a patient weight meter; the second part is a calculating part which calculates contrast dose and flow rate data according to different scanning parts and the weight data of the patient; the third part is an output part which comprises an output display interface and displays the calculated dosage and flow rate, and can also be connected with a high-pressure injector used clinically to directly output an injection scheme to the high-pressure injector.

The examination site is output while data is being transmitted to the computer by measuring the patient's weight, the computer selects the contrast injection protocol while transmitting the injection protocol to the high pressure injector and the injection protocol to the computer, at which time the computer displays the injection protocol.

The working principle is as follows:

in the utility model, when the patient is examined, the patient lies on the hard plastic board 18, the feet of the patient are placed on the supporting foot board 19, the head of the patient is placed in the placing groove 22, the hard plastic board 18 is pressed downwards by the weight of the patient, so that the hard plastic board 18 drives the positioning supporting board 10 and the limiting sleeve 9 to move towards the inner part of the limiting groove 7, the hard plastic board 18 is contacted with the pressing column 13, the pressing column 13 moves downwards under the action of the hard plastic board 18, the pressing board 12 drives the extruding column 14 and the balancing weight 15 to move upwards under the action of the positioning rotating shaft 11 and the bearing, when the extruding column 14 is contacted with the small-range spoke type force measuring sensor 17, the small-range spoke type force measuring sensor 17 outputs the weight data of the patient, after the examination is finished, the patient moves to the ground, the hard plastic board 18 is under the action of the spring 8, the hard plastic plate 18 is pushed upward by the position-limiting sleeve 9 and the position-setting support plate 10, so that the hard plastic plate 18 returns to the original position.

The utility model discloses in, when the patient need stand up the inspection, now pull out pin rod 25, carry out the reverse side with spacing headrest 21, make face standing groove 26 be located hard plastic board 18 directly over, peg rod 25 is inserted through the pinhole on locating plate 24 and is connect to location pinhole 20, can carry out spacing fixed with spacing headrest 21, the buffering is gone prone on hard plastic board 18, patient's foot is placed in supporting legs 19 the place ahead, patient face was put in face standing groove 26's inside this moment, patient's neck is placed in neck standing groove 27 simultaneously can, hard plastic board 18 downstream this moment, at this moment hard plastic board 18 is pressed down and is pressed pressing post 13, make pressing plate 12 drive 14 upward movements of compression post, make compression post 14 contact with little range spoke formula force cell 17, little range spoke formula force cell 17 exports patient weight data this moment.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A CT scanner comprising an operating table (1), characterized in that: the bottom central point of operation panel (1) puts fixed mounting has elevating platform (2), the bottom fixed mounting of elevating platform (2) has and places base (3), the top of operation panel (1) has been seted up and has been placed cavity (4), the inside bottom fixed mounting who places cavity (4) has relative location supporting mechanism (5) that sets up, location supporting mechanism (5) include limiting plate (6), the inside bottom fixed mounting who places cavity (4) has relative limiting plate (6) that sets up, spacing groove (7) that are linear arrangement are seted up at the top of limiting plate (6).

2. The CT scanner of claim 1, wherein: the spring (8) is fixedly installed at the bottom end of the inner portion of the limiting groove (7), the limiting sleeve (9) is movably inserted into the inner portion of the limiting groove (7), the limiting sleeve (9) is connected to the spring (8) in a sleeved mode, the top end of the spring (8) is fixedly installed at the top end of the inner portion of the limiting sleeve (9), and the positioning supporting plate (10) is fixedly installed at the top portion of the limiting sleeve (9).

3. The CT scanner of claim 1, wherein: the opposite face middle part fixed position of limiting plate (6) installs location pivot (11), the middle part position of location pivot (11) is installed through the bearing and is pressed clamp plate (12), the top right side threaded connection who presses clamp plate (12) has and presses post (13), the top left side threaded connection who presses clamp plate (12) has extrusion post (14).

4. The CT scanner of claim 3, wherein: the utility model discloses a hydraulic pressure balance device, including location pivot (11), the inner wall left side fixed mounting who places cavity (4) has fixed plate (16), the bottom middle part fixed mounting of fixed plate (16) has little range spoke type force cell sensor (17), the bottom and limiting plate (6) top of little range spoke type force cell sensor (17) are located same water flat line, little range spoke type force cell sensor (17) set up with extrusion column (14) relatively, and leave the interval between little range spoke type force cell sensor (17) and fixed plate (16), and the interval is 5-10 centimetres.

5. The CT scanner of claim 2, wherein: place the inside of cavity (4) and placed hard plastic board (18), and hard plastic board (18) are located the right side of fixed plate (16), hard plastic board (18) top fixed mounting is on location supporting disk (10), hard plastic board (18) top and fixed plate (16) top are located same horizontal plane, the thickness of hard plastic board (18) is less than the thickness of fixed plate (16), hard plastic board (18) and press and leave the interval between post (13), and the interval is 3-5 centimetres.

6. The CT scanner of claim 5, wherein: the utility model discloses a hard plastic board, including hard plastic board (18), relative location pinhole (20) that set up, spacing headrest (21) have been placed on the top right side of hard plastic board (18), and spacing headrest (21) are located the inboard of location pinhole (20), standing groove (22) have been seted up at the top of spacing headrest (21), and standing groove (22) are semi-circular structure.

7. The CT scanner of claim 6, wherein: the air outlet hole (23) has been seted up to the central point of standing groove (22), a locating plate (24) has been welded to a side of spacing headrest (21) relative positioning pinhole (20), the pinhole has also been seted up to the position of locating plate (24) relative positioning pinhole (20), and pinhole in-connection has pin rod (25) on locating plate (24), and in locating pinhole (20) was pegged graft in pin rod (25), spacing headrest (21) were the sponge material, locating plate (24) and pin rod (25) are the duroplastic material.

8. The CT scanner of claim 7, wherein: the limiting headrest is characterized in that a face placing groove (26) and a neck placing groove (27) are formed in the top of the limiting headrest (21), the face placing groove (26) and the neck placing groove (27) are of a communicating structure, the placing groove (22) and the face placing groove (26) are of a communicating structure, and rubber layers are bonded on the inner walls of the face placing groove (26) and the neck placing groove (27).

9. The CT scanner of claim 8, wherein: the neck placement groove (27) is of a semicircular structure, the length of the spring (8) is larger than the depth of the limiting groove (7), the length of the limiting sleeve (9) inserted in the limiting groove (7) is 5-8 cm, and a sponge layer is bonded on the placement groove (22).