CN215384131U

CN215384131U - Lower limb deep vein angiography equipment

Info

Publication number: CN215384131U
Application number: CN202023254625.0U
Authority: CN
Inventors: 陆迪; 范晓翔; 张劼; 吴枫; 于放
Original assignee: Ningbo Huamei Hospital University of CAS
Current assignee: Ningbo Huamei Hospital University of CAS
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2022-01-04
Anticipated expiration: 2030-12-29

Abstract

The utility model discloses a lower limb deep vein angiography device, which comprises a base, a diagnosis bed and a control system, wherein the diagnosis bed is used for supporting the body of a patient; the radiography device is arranged on the base and is used for shooting the part to be checked of the patient; the bearing plate is arranged on the diagnosis bed and is used for supporting the upper half of the body of the patient; the lifting plate is arranged on the diagnosis bed and used for supporting the legs of the patient; the lifter is arranged on the diagnostic bed and used for driving the lifting plate to rotate relative to the supporting plate; the compression assembly is arranged on the diagnostic bed and is used for applying pressure to the leg of the patient; the lifting plate is driven to rotate by arranging the lifter, so that the legs of a patient are lifted, the feet of the patient are higher than the head of the patient, a contrast agent is promoted to rapidly flow to the iliac veins and the common iliac veins, and the contrast is clear; set up extrusion subassembly and exert pressure to patient's shank, improve the mobility of contrast medium, more get into the dark vein, the radiography is clear, improves patient's comfort level simultaneously.

Description

Lower limb deep vein angiography equipment

Technical Field

The utility model belongs to the technical field of medical treatment, and particularly relates to a lower limb deep vein angiography device.

Background

Angiography is an auxiliary examination technique, and angiography examinations are now used to diagnose a large number of different vascular diseases, for example arterial diseases, such as arteriosclerosis and associated narrowing of blood vessels, aneurysms and dangerous occlusion of blood vessels, but also venous diseases, such as thrombosis, and thus help doctors to find the disease in time, control the progression of the disease and effectively increase the survival rate of patients. Angiography is an interventional procedure in which a contrast agent is injected into a blood vessel, and because X-rays cannot penetrate the contrast agent, angiography accurately reflects the location and extent of vascular lesions.

When the existing contrast equipment is used for carrying out contrast on the deep veins of the lower limbs of a patient, the patient needs to lie on a diagnostic bed, after a contrast medium is injected, the feet are higher than the head, the contrast medium can flow to the iliac veins and the common iliac veins, and then an imaging device is used for shooting.

In addition, when the iliac vein and the common iliac vein are subjected to radiography, a tourniquet is generally used for pressing the lower limb superficial vein, so that more contrast agent can enter the deep vein, the lower limb deep vein valve and the intravascular condition can be more clearly displayed after X-ray fluoroscopy, and accurate basis is provided for clinical diagnosis and operation. However, the existing tourniquet is only one elastic belt provided with snap buttons, the distance between the snap buttons is certain, the snap buttons are not tied loose, the radiography display is not clear, the patient has unsmooth venous return and is uncomfortable, the fine adjustment is difficult to achieve, the radiography is clear, and the patient feels comfortable.

SUMMERY OF THE UTILITY MODEL

The utility model provides a lower limb deep vein angiography device with clear angiography, aiming at overcoming the defects of the prior art.

In order to achieve the purpose, the utility model adopts the following technical scheme: a lower limb deep vein angiography device comprises

A base having a diagnostic bed for supporting a patient's body;

the radiography device is arranged on the base and is used for shooting the part to be checked of the patient;

the bearing plate is arranged on the diagnosis bed and is used for supporting the upper half of the body of the patient;

the lifting plate is arranged on the diagnosis bed and used for supporting the legs of the patient;

the lifter is arranged on the diagnostic bed and used for driving the lifting plate to rotate relative to the supporting plate;

and the compression assembly is arranged on the diagnostic bed and is used for applying pressure to the leg of the patient.

The lifting device is arranged to drive the lifting plate to rotate relative to the bearing plate, so that the legs of a patient placed on the lifting plate are lifted, the height of the feet of the patient is higher than that of the head of the patient, the angle of lifting the legs is easy to control, a contrast agent is enabled to rapidly flow to the iliac veins and the common iliac veins, and contrast is clear; set up extrusion subassembly and exert pressure to patient's shank, improve the mobility of contrast medium, more get into the dark vein, the radiography is clear, improves patient's comfort level simultaneously.

Preferably, the lifting plate is movably connected with the bearing plate; the lifting plate is movably connected with the bearing plate, so that when the lifter pushes the lifting plate, the lifting plate rotates relative to the bearing plate.

Preferably, the rotation range of the lifting plate relative to the bearing plate is 0-90 degrees; the rotation range of the lifting plate is 0-90 degrees, the rotation range is large, different rotation angles can be selected according to different patients, and therefore the contrast agent achieves better fluidity, the adaptability is high, and the contrast is clear.

Preferably, the compression assembly comprises an air bag for compressing the leg of the patient and an adjusting piece for adjusting the position of the air bag; the air bag is arranged and is inflated by injecting air, so that the pressure applied to the leg is finely adjusted to be clear in radiography, the radiography is simple, quick and rapid, the optimal effect of the radiography can be achieved, and meanwhile, the comfort level of a patient is high.

Preferably, the adjusting member includes a plurality of second sliding grooves formed on the lifting plate and a mounting member capable of sliding relative to the second sliding grooves.

Preferably, the air bags are fixed on the mounting piece, and a mounting space is formed between every two adjacent air bags; the gasbag is fixed on the installed part, and the installed part slides along the second spout, switches the position of gasbag for the gasbag is suitable for not crowd of co-altitude, and application scope is wide.

Preferably, the cross-sectional area of the placing space is gradually reduced from one end for placing thighs to one end for placing shanks; the sectional area of the placing space is gradually reduced from one side of placing thighs to one side of placing shanks, so that the shape of the air bag is better matched with that of the legs, the pressure on the whole legs of a patient is uniform, and a better extrusion effect is achieved.

Preferably, the diagnostic bed further comprises a chassis for supporting the supporting plate and the lifting plate; the supporting plate is fixedly connected with the bottom frame, and the lifting plate is lapped on the bottom frame in a horizontal state.

Preferably, the lifter comprises a connecting rod for connecting the lifting plate with the underframe and a driving piece for driving the lifting plate to rotate relative to the supporting plate; one end of the connecting rod is movably connected with the underframe, and the other end of the connecting rod is connected with the lifting plate through a movable piece; set up the driving piece, promote the lifting board and rotate, raise the leg, set up the connecting rod, support pivoted lifting board for lifting board motion is stable.

Preferably, the movable member is a first sliding groove formed in the lifting plate, and the end of the connecting rod can rotate relative to the first sliding groove and simultaneously slide along the first sliding groove; promote the relative bearing plate rotation of lifting board, the relative horizontal stand of corresponding connecting rod one end rotates, and the relative lifting board of the other end rotates, simultaneously because of the restriction of connecting rod length, also can slide along first spout when the relative first spout of connecting rod tip rotates, continuously supports the lifting board for lifting board motion stability improves the security.

In conclusion, the lifter is arranged to drive the lifting plate to rotate relative to the bearing plate, so that the legs of a patient placed on the lifting plate are lifted, the height of the feet of the patient is higher than that of the head of the patient, the angle of lifting the legs is easy to control, a contrast agent is enabled to rapidly flow to the iliac veins and the common iliac veins, and contrast is clear; set up extrusion subassembly and exert pressure to patient's shank, improve the mobility of contrast medium, more get into the dark vein, the radiography is clear, improves patient's comfort level simultaneously.

Drawings

Fig. 1 is a first schematic structural diagram according to a first embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a first embodiment of the present invention.

Fig. 3 is a left side view of the first embodiment of the present invention.

Fig. 4 is a cross-sectional view taken along a-a of fig. 3.

Fig. 5 is a schematic view of the structure of the extrusion assembly.

Fig. 6 is a schematic structural view of the chassis.

Fig. 7 is a schematic structural diagram of a second embodiment of the present invention.

Fig. 8 is a schematic structural diagram of a third embodiment of the present invention.

Detailed Description

In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

As shown in fig. 1-6, a lower limb deep vein angiography device comprises a machine base 1, a diagnosis bed and an angiography device; the diagnosis bed is arranged on the base 1, can horizontally slide relative to the base 1 to adjust the position and is used for supporting the body of a patient; the radiography device is arranged on the base and used for shooting a region to be checked of a patient, and specifically comprises an image intensifier 31 arranged below a diagnosis bed, and a ray tube 32 and a beam light device 33 arranged above the diagnosis bed.

The diagnostic bed comprises an underframe 21, a supporting plate 22, a lifting plate 23 and a lifter 24; the underframe 21 is arranged on the base 1 and can slide relative to the base 1, a abdicating hole is arranged on the underframe to avoid interference with the image intensifier 31 in the sliding process, and a horizontal bracket 211 is arranged at the top and is used for abutting against and supporting the supporting plate 22 and the lifting plate 23; the supporting plate 22 is connected with the horizontal bracket 211, is fixed relative to the horizontal bracket 211 and is used for supporting the upper body of the patient; the lifting plate 23 is arranged above the horizontal bracket 211, is movably connected with one end of the supporting plate 22, can rotate 0-90 degrees relative to the supporting plate 22 and is used for supporting the legs of the patient, and the lifting plate 23 can lift the legs of the patient when rotating so that the feet of the patient are higher than the head of the patient; the two groups of lifters 24 are respectively arranged on two sides of the lifting plate 23 and used for driving the lifting plate 23 to move so as to lift the legs of the patient.

Specifically, the lifter 24 includes a connecting rod 241 connecting the lifting plate 23 and the horizontal bracket 211, and a driving member 242 driving the lifting plate 23 to rotate relative to the supporting plate 22; one end of the connecting rod 241 is movably connected with the horizontal bracket 211, the other end of the connecting rod 241 is connected with the lifting plate 23 through a movable piece, and the connecting rod 241 supports the rotating lifting plate 23 so that the lifting plate 23 moves stably; the driving member 242 is a common electric push rod, an air cylinder, an oil cylinder or a telescopic rod with a self-locking function in the market, and one end of the driving member is movably connected with the connecting rod 241 while the other end is movably connected with the lifting plate 23.

The movable member is a first sliding groove 243 opened on the lifting plate 23, the first sliding groove 243 is arranged along the length direction of the lifting plate 23, and the end of the connecting rod 241 can rotate relative to the first sliding groove 243 and slide along the first sliding groove 243.

When the driving member 242 is actuated, the lifting plate 23 is pushed to rotate relative to the supporting plate 22, one end of the connecting rod 241 rotates relative to the horizontal bracket 211, and the other end of the connecting rod 241 rotates relative to the lifting plate 23, and due to the limitation of the length of the connecting rod 241, the end of the connecting rod 241 rotates relative to the first sliding groove 243 and slides along the first sliding groove 243, thereby continuously supporting the lifting plate 23.

Furthermore, the lifting plate 23 is provided with a plurality of squeezing assemblies capable of squeezing the legs of the patient, specifically, the squeezing assemblies comprise a plurality of air bags 41 and an adjusting member, a placing space is formed between the adjacent air bags 41, the sectional area of the placing space is gradually reduced from one end of the wrapped thigh to one end of the shank, and the contact surface of the air bags 41 and the legs is a circular arc surface, so that the shapes of the air bags 41 and the legs are better fitted, the pressure on the whole legs of the patient is uniform, the air bags 41 wrap the legs of the patient, gas is gradually filled into the air bags 41, the air bags 41 expand to gradually apply pressure on the legs of the patient, and more contrast agent injected into the superficial veins flows to the iliac veins and the common iliac veins; the applied pressure can be accurately controlled by controlling the amount of gas filled into the air bag 41, so that the flow speed of the contrast agent is controlled, and the comfort of a patient is higher by using the air bag 41 to wrap the leg; the adjusting member is used for installing and fixing the air bag 41 and adjusting the position of the air bag 41 relative to the lifting plate 23, so that the position of the air bag 41 can be quickly adjusted to adapt to people with different heights.

Specifically, the adjusting member includes a second sliding groove 42 and a mounting member 43; three second sliding chutes 42 are arranged on the lifting plate 23 along the length direction of the lifting plate 23, two second sliding chutes 42 at two sides are symmetrically arranged relative to the second sliding chute 42 at the middle, and the three second sliding chutes 42 are arranged in parallel or the outer second sliding chute 42 and the middle second sliding chute 42 are arranged in an inclined manner; the number of the mounting parts 43 is three, the lower part of the mounting part 43 is slidably arranged in the second sliding groove 42 and is used for fixing the air bags 41, one air bag 41 is respectively arranged on one side, facing to each other, of the two outer mounting parts 43, one air bag 41 is respectively arranged on two side faces of the middle mounting part 43, in some embodiments, a plurality of air bags 41 are arranged on the mounting part 43 at intervals, and the position and the pressure applied to the leg part can be accurately controlled by independently controlling the plurality of air bags 41.

Further, the diagnostic bed further comprises a fixing part for fixing the posture of the patient on the diagnostic bed, the fixing part is a handrail 5 which can be held by the patient and is arranged on the supporting plate 22, and the handrail 5 can slide along the length direction of the supporting plate 22 and is used for adjusting the position of the handrail 5 to adapt to people with different heights; in some embodiments, the securing members are tie straps that bind the patient to the support panel 22.

Further, the supporting plate 22 and the lifting plate 23 are provided with soft pads for improving the comfort of the patient.

In specific operation, a patient lies on the supporting plate 22 and the lifting plate 23, legs are placed in the placing space, contrast medium is injected into superficial veins of the legs of the patient, the air bag 41 starts to be filled with air, the legs of the patient are initially fixed, and then the driving piece 242 is started to drive the lifting plate 23 to rotate relative to the supporting plate 22, so that the feet of the patient are higher than the head of the patient; at this time, the air bag 41 continues to be filled with air, pressure is applied to the leg of the patient, the contrast agent flows more to the iliac vein and the common iliac vein, and the contrast device photographs the region to be examined of the patient.

Example two

As shown in fig. 7, the present embodiment is different from the first embodiment in that: the lifting plate 23 is provided with a first pressing part 61 for applying pressure to the thigh and a second pressing part 62 for applying pressure to the shank; the first squeezing part 61 and the second squeezing part 62 are the same as the squeezing assembly in the first embodiment, and the first squeezing part 61 and the second squeezing part 62 are independently controlled to apply different pressures according to the thickness difference of the thigh and the calf, so that the contrast agent can flow to the deep vein more efficiently, and the comfort of a patient is improved.

EXAMPLE III

As shown in fig. 8, the present embodiment is different from the first embodiment in that: the lifting plate 23 further comprises an extension plate 7 which can be drawn out along the length direction of the lifting plate 23, and a squeezing assembly is arranged on the extension plate 7; through will lifting board 23 and setting up to dual structure, satisfy not co-altitude crowd's application requirement, can reduce occupation space simultaneously, make the structure compacter.

It is to be understood that the described embodiments are merely a few embodiments of the utility model, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Claims

1. A lower extremity deep vein angiography apparatus, characterized by: comprises that

A stand (1) having a diagnostic bed for supporting a patient's body;

a supporting plate (22) arranged on the diagnosis bed and used for supporting the upper half of the body of the patient;

a lifting plate (23) arranged on the diagnosis bed and used for supporting the leg of the patient;

the lifter (24) is arranged on the diagnostic bed and used for driving the lifting plate (23) to rotate relative to the bearing plate (22);

2. The apparatus of claim 1, wherein: the lifting plate (23) is movably connected with the supporting plate (22).

3. The apparatus of claim 2, wherein: the rotation range of the lifting plate (23) relative to the bearing plate (22) is 0-90 degrees.

4. The apparatus of claim 1, wherein: the compression assembly includes an air bag (41) for compressing the leg of the patient and an adjustment member for adjusting the position of the air bag (41).

5. The apparatus of claim 4, wherein: the adjusting piece comprises a plurality of second sliding grooves (42) arranged on the lifting plate (23) and a mounting piece (43) capable of sliding relative to the second sliding grooves (42).

6. The apparatus of claim 5, wherein: the air bags (41) are fixed on the mounting pieces (43), and a placing space is formed between the adjacent air bags (41).

7. The apparatus of claim 6, wherein: the cross-sectional area of the placing space is gradually reduced from one end for placing thighs to one end for placing shanks.

8. The apparatus of claim 2, wherein: the diagnostic bed also comprises a chassis (21) for supporting a bearing plate (22) and a lifting plate (23); the supporting plate (22) is fixedly connected with the bottom frame (21), and the lifting plate (23) is lapped on the bottom frame (21) in a horizontal state.

9. The apparatus of claim 8, wherein: the lifter (24) comprises a connecting rod (241) for connecting the lifting plate (23) with the bottom frame (21) and a driving piece (242) for driving the lifting plate (23) to rotate relative to the bearing plate (22); one end of the connecting rod (241) is movably connected with the bottom frame (21), and the other end of the connecting rod is connected with the lifting plate (23) through a movable piece.

10. The apparatus of claim 9, wherein: the movable piece is a first sliding groove (243) formed in the lifting plate (23), and the end of the connecting rod (241) can rotate relative to the first sliding groove (243) and simultaneously slide along the first sliding groove (243).