阅读说明：本技术 一种动脉血管介入扩张装置 (Artery blood vessel intervention expansion device ) 是由 马强 王吉昌 王慰敏 张波 庞宏刚 孟燕 于 2020-04-26 设计创作，主要内容包括：一种动脉血管介入扩张装置,本发明涉及医疗器械技术领域；介入针一端的外环壁上等角固定有数个气囊,气囊插设在血管支架内,血管支架一端的外侧上套设有固定圈,固定圈的另一侧套设固定在介入针的一端上,介入针的另一端上套设有连接圈,连接圈一侧的端壁上固定有一号吸铁石,一号吸铁石与血管支架吸附固定,一号吸铁石套设在介入针的外侧,介入针内部的一端设有充气机构,充气机构中的进气管穿过介入针的侧壁后,与气泵连接；血管支架左侧的固定圈在对血管支架进行限位的同时,可方便血管支架的介入,从而操作起来方便,提高了介入的速度,进而不会影响动脉血管介入扩张装置的实用性,本发明具有设置合理,制作成本低等优点。(The invention relates to an artery vessel intervention expanding device, which belongs to the technical field of medical appliances; a plurality of air bags are fixed on the outer annular wall of one end of the intervention needle at equal angles, the air bags are inserted into a blood vessel support, a fixing ring is sleeved on the outer side of one end of the blood vessel support, the other side of the fixing ring is sleeved and fixed on one end of the intervention needle, a connecting ring is sleeved on the other end of the intervention needle, a magnet is fixed on the end wall of one side of the connecting ring, the magnet is fixedly adsorbed with the blood vessel support, the magnet is sleeved on the outer side of the intervention needle, an inflation mechanism is arranged at one end inside the intervention needle, and an air inlet pipe in the inflation mechanism penetrates through the side wall of the intervention needle and then is connected with an air pump; the fixing ring on the left side of the vascular stent can facilitate the intervention of the vascular stent while limiting the vascular stent, so that the operation is convenient, the intervention speed is improved, and the practicability of the arterial blood vessel intervention expansion device is not influenced.)

1. An arterial vessel intervention expanding device, characterized in that: it comprises an intervention needle (1), a blood vessel support (2), air bags (3), a fixing ring (4), a connecting ring (5) and an inflation mechanism (6), wherein a plurality of air bags (3) are fixed on the outer ring wall of one end of the intervention needle (1) at equal angles, the air bags (3) are all arranged in an arc shape, the air bags (3) are inserted in the blood vessel support (2), the outer ring wall of each air bag (3) is in contact with the inner peripheral wall of the blood vessel support (2), the two ends of each air bag (3) are respectively exposed at the two ends of the blood vessel support (2), the outer side of one end of the blood vessel support (2) is sleeved with the fixing ring (4), the fixing ring (4) is an elastic ring, the other side of the fixing ring (4) is sleeved and fixed on one end of the intervention needle (1), the other end of the intervention needle (1) is sleeved with the connecting ring (5), a first magnet (7) is fixed on the end wall, the first magnet (7) is fixedly adsorbed with the blood vessel support (2), the first magnet (7) is arranged in a ring shape, the first magnet (7) is sleeved on the outer side of the intervention needle (1), the inside of the intervention needle (1) is of a cavity structure, one side of the inside of the intervention needle (1) is provided with an inflation mechanism (6), an air inlet pipe (6-1) in the inflation mechanism (6) penetrates through the side wall of the intervention needle (1) and then is connected with an air pump (8), and the air pump (8) is fixed on a bedside cabinet of a sickbed;

the inflating mechanism (6) further comprises a connecting pipe (6-2) and conveying pipes (6-3), the connecting pipe (6-2) is arranged in a circular shape, the inside of the connecting pipe (6-2) is of a cavity structure, the center of one side wall of the connecting pipe (6-2) is connected with the air inlet pipe (6-1), a plurality of conveying pipes (6-3) are inserted on the other side wall of the connecting pipe (6-2) in an equiangular mode, the conveying pipes (6-3) and the air bag (3) are arranged correspondingly, the other ends of the conveying pipes (6-3) are inserted on the inner side wall of the air bag (3) respectively, and the conveying pipes (6-3) are communicated with the air bag (3).

2. An arterial vessel intervention dilation device according to claim 1, wherein: intervene the inside of needle (1) one end and be equipped with fixed plate (9), the outer rampart of this fixed plate (9) and the internal perisporium fixed connection of interveneeing needle (1), be fixed with camera (10) on the lateral wall of fixed plate (9), this camera (10) pass through the wire and are connected with outside computer, when inserting intervene needle (1) inside the blood vessel, confirm the position of interveneeing needle (1) through camera (10) for vascular support (2) reach suitable position.

3. An arterial vessel intervention dilation device according to claim 1, wherein: intervene and be fixed with syringe needle (11) on the left end of needle (1), the diameter of this syringe needle (11) one side is the same with the diameter size setting of interveneeing needle (1), inserts patient's blood vessel through syringe needle (11).

4. An arterial vessel intervention dilation device according to claim 1, wherein: outer rampart of blood vessel support (2) on the equidistance be fixed with several sucking disc (12), the outside cover of sucking disc (12) is equipped with stand pipe (13), be fixed with magnet (14) No. two on the end wall of this stand pipe (13), this magnet (14) No. two are the annular setting, magnet (14) No. two are fixed with the absorption of one side end wall of retainer plate (4), prop the back with blood vessel support (2) in gasbag (3), adsorb on vascular inner wall through sucking disc (12).

5. An arterial vessel intervention dilation device according to claim 4, wherein: the outside cover of stand pipe (13) one end be equipped with arc (15), the both ends of this arc (15) are fixed with fixed band (16) respectively, the equidistance is fixed with several spring (17) on the inner ring wall of arc (15), the lower extreme equidistance of this spring (17) is fixed on the outer ring wall of elastic plate (18), elastic plate (18) are hung and are established in the inside of arc (15), be fixed with foam-rubber cushion (19) on the inner ring wall of elastic plate (18), when stand pipe (13) were pulled out at last, elastic plate (18) compress down through spring (17), elastic plate (18) drive foam-rubber cushion (19) push down, make foam-rubber cushion (19) contradict on the surface of patient's skin.

6. An arterial vessel interventional dilation device according to claim 5, wherein: the utility model discloses a spring plate's structure, including arc (15) the interior rampart on the wall of circle on the equidistance be fixed with several connecting piece (20), several connecting piece (20) set up respectively between two adjacent springs (17), have connect guide bar (21) through the bolt soon on connecting piece (20), in the lower extreme of this guide bar (21) was inserted and is established the through-hole on spring plate (18), carry on spacingly through guide bar (21) to spring plate (18).

7. An arterial vessel intervention dilation device according to claim 1, wherein: the working principle is as follows: when the blood vessel stent is used, the right side of the intervention needle (1) is held firstly, one side of the intervention needle (1) is inserted into an arterial blood vessel, the intervention needle (1) is inserted a little bit into the interior until the fixing ring (4) falls off from the blood vessel stent (2), then the air pump (8) is started, the air pump (8) pumps air into the connecting pipe (6-2) through the air inlet pipe (6-1), then the air is respectively conveyed into the conveying pipes (6-3), finally the air bag (3) is inflated through the conveying pipes (6-3), the air bag (3) can support the blood vessel stent (2) in the inflating process until the outer annular wall of the blood vessel stent (2) is abutted, at the moment, the sucker (12) is adsorbed on the inner side wall of the blood vessel, the stability of the blood vessel stent (2) is improved, and then the air in the air bag (3) is pumped out through the air pump (8), gasbag (3) shrink, then pulling stand pipe (13), stand pipe (13) and retainer plate (4) separation, again pull and intervene needle (1), intervene needle (1) and drive gasbag (3) and remove to the inside of clamping ring (5), the convenient accomodation to gasbag (3), will intervene needle (1) and clamping ring (5) and take out to the outside simultaneously at last, vascular support (2) are detained in vascular inside, intervene the support to the blood vessel.

Technical Field

The invention relates to the technical field of medical instruments, in particular to an arterial blood vessel interventional dilation device.

Background

The medical instruments refer to instruments, equipment, appliances, in-vitro diagnostic reagents, calibrators, materials and other similar or related articles which are directly or indirectly used for a human body, the arterial vessel interventional dilation device is used for installing the medical instruments on hands of arterial vessel stents, and a plurality of arterial vessel interventional dilation devices are provided on the market at present, but the devices have complex structures and are inconvenient to use and operate, so that the interventional speed is low, the interventional success rate is low, the practicability of the arterial vessel interventional dilation device is influenced, and improvement is needed urgently.

Disclosure of Invention

The invention aims to provide the artery blood vessel intervention expanding device which is reasonable in design and convenient to use, and the fixing ring on the left side of the blood vessel support can limit the position of the blood vessel support and facilitate the intervention of the blood vessel support, so that the operation is convenient, the intervention speed is increased, and the practicability of the artery blood vessel intervention expanding device is not influenced.

In order to achieve the purpose, the invention adopts the technical scheme that: the blood vessel interventional needle comprises an interventional needle, a blood vessel support, air bags, a fixing ring, a connecting ring and an inflating mechanism, wherein a plurality of air bags are fixed on an outer annular wall at one end of the interventional needle at equal angles, the air bags are all arranged in an arc shape and are inserted in the blood vessel support, the outer annular wall of each air bag is in contact with an inner peripheral wall of the blood vessel support, two ends of each air bag are respectively exposed at two ends of the blood vessel support, the outer side of one end of the blood vessel support is sleeved with the fixing ring which is an elastic ring, the other side of the fixing ring is sleeved and fixed on one end of the interventional needle, the other end of the interventional needle is sleeved with the connecting ring, a magnet is fixed on an end wall at one side of the connecting ring, the magnet is fixedly adsorbed with the blood vessel support, the magnet is arranged in an annular shape and is sleeved on the outer side of the interventional needle, the interior of the interventional needle is of a cavity, an air inlet pipe in the inflating mechanism penetrates through the side wall of the intervention needle and then is connected with an air pump, and the air pump is fixed on a bedside cabinet of a sickbed;

the inflating mechanism further comprises a connecting pipe and a conveying pipe, the connecting pipe is arranged in a circular mode, the inside of the connecting pipe is of a cavity structure, the center of one side wall of the connecting pipe is connected with the air inlet pipe, a plurality of conveying pipes are inserted into the other side wall of the connecting pipe in an equiangular mode, the conveying pipe and the air bag are arranged correspondingly, the other ends of the conveying pipes are inserted into the inner side wall of the air bag respectively, and the conveying pipes are communicated with the air bag.

Furthermore, a fixing plate is arranged inside one end of the intervention needle, the outer ring wall of the fixing plate is fixedly connected with the inner circumferential wall of the intervention needle, a camera is fixed on one side wall of the fixing plate, and the camera is connected with an external computer through a lead.

Furthermore, a needle head is fixed at the left end of the intervention needle, and the diameter of one side of the needle head is the same as that of the intervention needle.

Further, outer rampart of blood vessel support on the equidistance be fixed with a plurality of sucking discs, the outside cover of sucking disc is equipped with the stand pipe, is fixed with No. two magnet on an end wall of this stand pipe, this No. two magnet is the annular setting, No. two magnet and one side end wall adsorption of retainer plate are fixed.

Further, the outside cover of stand pipe one end be equipped with the arc, the both ends of this arc are fixed with the fixed band respectively, the equidistance is fixed with several springs on the interior rampart of arc, the lower extreme equidistance of this spring is fixed on the outer rampart of elastic plate, the elastic plate hangs and establishes in the inside of arc, is fixed with the foam-rubber cushion on the interior rampart of elastic plate.

Further, the inner ring wall of arc on the equidistance be fixed with several connecting pieces, the several connecting piece sets up respectively between two adjacent springs, has connect the guide bar through the bolt spiro union on the connecting piece, the lower extreme of this guide bar is inserted and is established in the through-hole on the elastic plate.

After adopting the structure, the invention has the beneficial effects that:

1. the fixing ring on the left side of the vascular stent can facilitate the intervention of the vascular stent while limiting the vascular stent, so that the operation is convenient, the intervention speed is improved, and the practicability of the arterial vascular intervention expanding device is not influenced;

2. the air bags are arranged in an arc shape, and the air bags are distributed on the outer side of the interventional needle in an equiangular mode, before the interventional needle is used, if the air leakage phenomenon occurs, only one air bag needs to be replaced, and the integral replacement is not needed, so that the cost is reduced;

3. one side of vascular support is equipped with the fixed connection circle, supports the back at the gasbag with vascular support, and the needle drives the gasbag and moves to the connecting ring is inside in the first pulling intervention needle for inside the gasbag was accomodate to the connecting ring, thereby conveniently takes out the gasbag.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a front cross-sectional view of the present invention.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is an enlarged view of a portion B in fig. 2.

FIG. 5 is a schematic structural diagram of a connecting tube according to the present invention.

FIG. 6 is a schematic view of the connection of the balloon and the delivery tube of the present invention.

Fig. 7 is a side view of an arcuate plate of the present invention.

Fig. 8 is an enlarged view of the portion C in fig. 7.

Description of reference numerals:

the blood vessel puncture needle comprises an interventional needle 1, a blood vessel support 2, an air bag 3, a fixing ring 4, a connecting ring 5, an inflating mechanism 6, an air inlet pipe 6-1, a connecting pipe 6-2, a conveying pipe 6-3, a first magnet 7, an air pump 8, a fixing plate 9, a camera 10, a needle head 11, a sucker 12, a guide pipe 13, a second magnet 14, an arc-shaped plate 15, a fixing belt 16, a spring 17, an elastic plate 18, a sponge cushion 19, a connecting piece 20 and a guide rod 21.

The specific implementation mode is as follows:

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, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.

As shown in fig. 1 to 8, the following technical solutions are adopted in the present embodiment: it comprises an intervention needle 1, a blood vessel support 2, an air bag 3, a fixing ring 4, a connecting ring 5 and an inflating mechanism 6, wherein a fixing plate 9 is arranged inside the left end of the intervention needle 1, the outer ring wall of the fixing plate 9 is welded and fixed with the inner circumference wall of the intervention needle 1, a camera 10 is fixed on the right side wall of the fixing plate 9 through a bolt, the camera 10 is connected with an external computer through a wire, the position of the intervention needle 1 entering can be known through the camera 10, so that the operation is convenient, a needle head 11 is welded and fixed on the left end of the intervention needle 1, the diameter of the right side of the needle head 11 is the same as the diameter of the intervention needle 1 in size and can be conveniently inserted into the blood vessel, a plurality of air bags 3 are fixed on the outer ring wall of the left end of the intervention needle 1 in an equiangular bonding manner, the plurality of air bags 3 are all arranged in an arc shape, the air bags 3 are, the two ends of the air bag 3 are respectively exposed at the two ends of the blood vessel support 2, the outer side of the left end of the blood vessel support 2 is sleeved with a fixing ring 4, the fixing ring 4 is an elastic ring, the left side of the fixing ring 4 is sleeved with a fixing ring welded and fixed on the left end of the interventional needle 1, the right end of the interventional needle 1 is sleeved with a connecting ring 5, the end wall at the left side of the connecting ring 5 is welded and fixed with a magnet 7, the magnet 7 is adsorbed and fixed with the blood vessel support 2, the magnet 7 is arranged in a ring shape, the magnet 7 is sleeved on the outer side of the interventional needle 1, the interior of the interventional needle 1 is of a cavity structure, the right side of the interior of the interventional needle 1 is provided with an inflating mechanism 6, an air inlet pipe 6-1 in the inflating mechanism 6 penetrates through the side wall of the interventional needle 1 and then is connected with an air pump 8, the air pump 6 is fixed on the bed head of a sickbed through bolts, the, the connecting pipe 6-2 is arranged in a circular shape, the inside of the connecting pipe 6-2 is of a cavity structure, the center of the right side wall of the connecting pipe 6-2 is connected with the air inlet pipe 6-1, a plurality of conveying pipes 6-3 are inserted on the left side wall of the connecting pipe 6-2 at equal angles, the conveying pipes 6-3 are arranged corresponding to the air bag 3, the left ends of the conveying pipes 6-3 are respectively inserted on the inner side wall of the air bag 3, and the conveying pipes 6-3 and the air bag 3 are arranged in a communicating mode;

a plurality of suckers 12 are fixed on the outer annular wall of the blood vessel support 2 in an equidistant hot melting manner, a guide tube 13 is sleeved on the outer side of each sucker 12, a second magnet 14 is fixed on the left end wall of each guide tube 13 in a welding manner, the second magnet 14 is arranged in an annular manner, the second magnet 14 is fixedly adsorbed on the left end wall of the fixing ring 4, so that the stability of the blood vessel support 2 can be improved, an arc-shaped plate 15 is sleeved on the outer side of the right end of each guide tube 13, fixing belts 16 are respectively adhered and fixed at two ends of each arc-shaped plate 15, a plurality of springs 17 are welded and fixed on the inner annular wall of each arc-shaped plate 15 in an equidistant manner, the lower ends of the springs 17 are welded and fixed on the outer annular wall of each elastic plate 18 in an equidistant manner, each elastic plate 18 is suspended inside the corresponding arc-shaped plate 15, sponge pads 19 are adhered and fixed on the inner annular wall of each elastic plate 18, so that an inserted hole can be conveniently extruded at the moment that the guide, the connecting pieces 20 are respectively arranged between two adjacent springs 17, the connecting pieces 20 are screwed with the guide rods 21 through bolts, the lower ends of the guide rods 21 are inserted into the through holes in the elastic plates 18, and the guide pipes 13 can prevent the elastic plates 18 from being dislocated in the process of pulling out.

The working principle of the specific embodiment is as follows: when the blood vessel dilator is used, the right side of the guide tube 13 is held firstly, one side of the needle 11 is inserted into an arterial blood vessel, the camera 10 is started in the inserting process, signals are transmitted to an external computer through the camera 10, so that the position of the needle 11 is determined, when the needle 11 reaches a position needing to be dilated, the arc-shaped plate 15 is firstly sleeved on the outer side of the guide tube 13, the fixing belts 16 on the two sides of the arc-shaped plate 15 are tied to the body of a patient, the intervention needle 1 is inserted into the inside until the fixing ring 4 falls off from the blood vessel stent 2, then the air pump 8 is started, the air pump 8 pumps air into the connecting tube 6-2 through the air inlet tube 6-1 and then respectively transmits the air into the conveying tubes 6-3, finally the air bag 3 is inflated through the conveying tubes 6-3, the air bag 3 can support the blood vessel stent 2 in the inflating process until the outer annular wall of, at the moment, the sucker 12 is adsorbed on the inner side wall of a blood vessel, the stability of the blood vessel support 2 is improved, then the air in the air bag 3 is pumped out through the air pump 8, the air bag 3 contracts, then the guide pipe 13 is pulled, the guide pipe 13 is separated from the fixing ring 4, then the intervention needle 1 is pulled, the intervention needle 1 drives the air bag 3 to move to the inside of the connecting ring 5, the air bag 3 is convenient to store, finally the intervention needle 1, the connecting ring 5 and the guide pipe 13 are simultaneously pumped out towards the outer side, the blood vessel support 2 is retained in the blood vessel to intervene and support the blood vessel, when the guide pipe 13 is finally pulled out, the elastic plate 18 is compressed downwards through the spring 17, the elastic plate 18 drives the sponge cushion 19 to press downwards, so that the sponge cushion 19 is abutted against the surface of the skin of a patient to prevent the overflow of the blood, when the sponge cushion 19 is found to be not tightly contacted with the skin in the, and then binding is carried out, thereby better extruding the insertion hole of the intervention needle 1.

After adopting above-mentioned structure, this embodiment's beneficial effect is as follows:

1. the fixing ring 4 on the left side of the blood vessel support 2 can facilitate the intervention of the blood vessel support 2 while limiting the position of the blood vessel support 2, thereby being convenient to operate, improving the speed of intervention and further not influencing the practicability of the artery blood vessel intervention expanding device;

2. the air bags 3 are arranged in an arc shape, and the air bags 3 are distributed on the outer side of the interventional needle 1 at equal angles, so that before use, if air leakage occurs, only one air bag 3 needs to be replaced, and the whole air bag does not need to be replaced, thereby reducing the cost;

3. a fixed connecting ring 5 is arranged on one side of the blood vessel support 2, after the blood vessel support 2 is supported by the air bag 3, the intervention needle 1 is firstly pulled to drive the air bag 3 to move towards the inside of the connecting ring 5, so that the air bag 3 is accommodated in the connecting ring 5, and the air bag 3 is conveniently taken out;

4. be equipped with several sucking disc 12 on the outer rampart of blood vessel support 2, when supporting, accessible sucking disc 12 adsorbs, increases blood vessel support 2's stability, prevents that it from sliding to take place the dislocation, and the outside cover of sucking disc 12 is equipped with stand pipe 13, and stand pipe 13 can prevent that sucking disc 12 from adsorbing to vascular lateral wall on the in-process that removes.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.