CN215194879U

CN215194879U - Uterus oviduct radiography catheter with uterus dilating function

Info

Publication number: CN215194879U
Application number: CN202121233700.7U
Authority: CN
Inventors: 李香艳; 徐敬星; 李菊芳; 何玲; 薛丹丹; 张有为
Original assignee: Affiliated Renhe Hospital of China Three Gorges University
Current assignee: Affiliated Renhe Hospital of China Three Gorges University
Priority date: 2021-06-03
Filing date: 2021-06-03
Publication date: 2021-12-17
Anticipated expiration: 2031-06-03

Abstract

A hysterosalpingography catheter with a uterus dilating function is a circular hollow plastic tubular structure, a top hole is arranged on a catheter head arranged at the top end of a hard part of the catheter, the tail end of a liquid catheter connected with the top hole is sealed by a fourth rubber plug, the front ends of a first air catheter, a second air catheter and a third air catheter are respectively communicated with a first air bag, a second air bag and a third air bag which are positioned at the periphery of the front end of the hard part of the catheter, the tail ends of the first air catheter, the second air bag and the third air bag are respectively sealed by a first rubber plug, a second rubber plug and a third rubber plug, the front end of the soft part of the catheter is connected with the hard part of the catheter through a boundary ring, and the tail end of the catheter is fixed with the first air catheter, the second air catheter, the third air catheter and the liquid catheter. Reducing medical risk.

Description

Uterus oviduct radiography catheter with uterus dilating function

Technical Field

The utility model relates to the field of medical equipment, in particular to a uterus oviduct radiography catheter with a uterus dilating function.

Background

Hysterosalpingography is routine examination in radiology department, and after the head end of a double-cavity soft catheter used for radiography is arranged in a cervical canal, air is injected to be fixed through an air bag filled with an air bag catheter, so that radiography is carried out. In the infertile patients who are subjected to radiographic examination, more patients have endometritis adhesion of cervix uteri or uterine body cavity, the head of a common flexible catheter of the patients with cervix uteri adhesion can not be effectively placed into a cervical canal in the process of placing the tube, and the tube can be placed only after the cervix uteri is expanded by a special uterine dilator; the resistance of a patient with intrauterine adhesion is too large when the contrast agent is injected, and the air bag is easy to slip, so that the contrast fails; repeated operation not only increases the medical cost and reduces the operation efficiency, but also causes adverse effects on the relationship between doctors and patients. These problems limit the smooth performance of hysterosalpingography to some extent, increasing medical risk.

Disclosure of Invention

In order to solve the problems, the utility model provides a uterus oviduct radiography pipe of palace function is expanded in area, its aim at provides the technical scheme of a multifunctional pipe, solves the cervical or uterus chamber expansion, the fixed scheduling problem of gasbag of the sterile patient who accompanies cervical or palace chamber inflammatory adhesion in the operation process of putting the pipe, and then improves the success rate and the efficiency of uterus oviduct radiography intubate, reduces medical risk.

In order to realize the purpose, the utility model provides a technical scheme is: a hysterosalpingography catheter with uterus dilating function is mainly composed of a circular hollow plastic tubular structure, a hard catheter part with a length of 5-10 cm and a certain hardness at the front end, a tapered blunt circular catheter head at the front end, and a soft catheter part connected to the tail end of the hard catheter head through a boundary ring.

The tail end of the soft part of the catheter is provided with a catheter tail with a plane structure and is sealed by the catheter tail.

The first air duct, the second air duct, the third air duct and the liquid duct with sequence numbers marked at the tail end pass through the cavity of the radiography duct, and the tail end passes through the tail of the duct and is fixed.

The center of the catheter head is provided with a top hole, the near end is connected with the liquid catheter, and the tail end of the liquid catheter is sealed by a fourth rubber plug.

A flexible expanded gasbag is installed to pipe stereoplasm portion distal end periphery next to pipe head near side, and a gasbag encircles pipe stereoplasm portion outer wall a week, and inside is through a gasbag hand-hole and a gas conduit intercommunication, and a gas conduit end is sealed by a rubber buffer.

The periphery of the far end of the hard part of the catheter is close to the near side of the first air bag, the second air bag which can expand and contract is arranged, the second air bag surrounds the outer wall of the hard part of the catheter for a circle, the inner part of the second air bag is communicated with the second air catheter through a second air bag inlet hole, and the tail end of the second air catheter is sealed by a second rubber plug.

The periphery of the far end of the hard part of the catheter is close to the near side of the second air bag, the third air bag which can expand in a telescopic mode is installed on the near side of the outer wall of the hard part of the catheter, the third air bag surrounds the outer wall of the hard part of the catheter for a circle, the inner part of the third air bag is communicated with the third air catheter through a third air bag inlet hole, and the tail end of the third air catheter is sealed by a third rubber plug.

The utility model provides a uterus oviduct radiography pipe with uterus dilating function, the main part is a round hollow plastic tubular structure, which can avoid the influence of the dense shadow formed by X-ray in the medical image during the radiography process and the hollow pipe cavity is favorable for accommodating a first air duct, a second air duct, a third air duct, a liquid duct and the like in the cavity to complete the more complex functions; the front end of the hard part of the catheter is provided with a catheter head which is tapered and blunt round, which is beneficial to realizing the function of expanding the uterine neck and uterine body cavity with inflammatory adhesion, and the tail end of the catheter is connected with the soft part of the catheter through a boundary ring, which is beneficial to ensuring the flexibility of most of the structure of the radiography catheter and is beneficial to the injection operation of gas and contrast agent; the first gas conduit, the second gas conduit, the third gas conduit and the liquid conduit are provided with marked serial numbers which are beneficial to identifying and realizing corresponding gas charging or liquid charging functions when medical staff operate; the distal end of the liquid catheter is connected with a top hole formed in the center of the catheter head, and the tail end of the liquid catheter is sealed by a fourth rubber plug, so that the injection function can be completed by using a proper amount of contrast agent; the near side of pipe head is closely adjacent to in pipe stereoplasm portion distal end periphery once installs the gasbag that can stretch out and draw back inflation No. one, No. two gasbags, No. three gasbags, and through a gasbag hand-hole, No. two gasbag hand-holes, No. three gasbag hand-holes communicate respectively the end by a rubber buffer, No. two rubber buffers, No. three rubber buffer confined gas conduit, No. two gas conduits, No. three gas conduits, a plurality of independent confined gasbags not only are favorable to using gasbag auxiliary catheter stereoplasm portion expansion cervix or palace body chamber, and can be according to advancing the pipe degree of depth and select the better cervical canal of sealing of suitable position or a plurality of gasbags and avoid the contrast medium to flow against the current, guarantee oviduct radiography's success rate.

Drawings

The present invention will be further explained with reference to the drawings and examples.

FIG. 1 is a schematic view of the present invention;

in the figure, 1, a conduit head, 2, a first air bag inlet, 3, a second air bag, 4, a third air bag inlet, 5, a conduit hard part, 6, a third air conduit, 7, a conduit soft part, 8, a conduit tail, 9, a first air conduit, 10, a first rubber plug, 11, a third rubber plug, 12, a top hole, 13, a liquid conduit, 14, a first air bag, 15, a second air bag inlet, 16, a third air bag, 17, a boundary ring, 18, a second air conduit, 19, a second rubber plug and 20, a fourth rubber plug are arranged in the conduit head.

Detailed Description

As shown in figure 1, a uterus oviduct radiography catheter with the uterine dilatation function.

The main part is a round hollow plastic tubular structure, the front end is a hard catheter part 5 which is 5-10 cm long and has certain hardness, the front end is provided with a tapered and blunt round catheter head 1, and the tail end is connected with a soft catheter part 7 through a boundary ring 17.

The tail end of the soft part 7 of the conduit is provided with a conduit tail 8 with a plane structure and is sealed by the conduit tail.

The first air duct 9, the second air duct 18, the third air duct 6 and the liquid duct 13 with sequence numbers marked at the tail end pass through the cavity of the radiography duct, and the tail ends pass through the duct tail 8 and are fixed.

The center of the catheter head 1 is provided with a top hole 12, the near end is connected with a liquid catheter 13, and the tail end of the liquid catheter 13 is sealed by a fourth rubber plug 20.

The periphery of the far end of the hard catheter part 5 is provided with a first air bag 14 which can expand in a telescopic mode and is close to the near side of the catheter head 1, the first air bag 14 surrounds the outer wall of the hard catheter part 5 for one circle, the inner part of the first air bag is communicated with a first air catheter 9 through a first air bag inlet hole 2, and the tail end of the first air catheter 9 is sealed by a first rubber plug 10.

The periphery of the far end of the hard catheter part 5 is close to the near side of the first air bag 14, the second air bag 3 capable of expanding in a telescopic mode is mounted, the second air bag 3 surrounds the outer wall of the hard catheter part 5 for a circle, the inner portion of the second air bag is communicated with the second air catheter 18 through a second air bag inlet hole 15, and the tail end of the second air catheter 18 is sealed by a second rubber plug 19.

The periphery of the far end of the hard part 5 of the catheter is close to the near side of the second air bag 3, a third air bag 16 capable of expanding in a telescopic mode is mounted on the periphery of the far end of the hard part 5 of the catheter, the third air bag 16 surrounds the outer wall of the hard part 5 of the catheter for a circle, the inner part of the third air bag is communicated with a third air catheter 6 through a third air bag inlet hole 4, and the tail end of the third air catheter 6 is sealed by a third rubber plug 11.

The working principle and the working process of the utility model are as follows

During operation, after routine preparation, the soft catheter part 7 and the catheter tail 8 connected by the collar 17 are arranged on the outer side, the catheter head 1 at the front end of the hard catheter part 5 is inserted into a cervical canal and a uterine cavity through an external cervical orifice to perform uterine dilatation operation, a syringe is used for puncturing to select a rubber plug 10, a rubber plug 19 or a rubber plug 11 to inject air into a first air catheter 9, a second air catheter 18 or a third air catheter 6 to inject air into a first air bag inlet hole 2, a second air bag inlet hole 15 or a third air bag inlet hole 4 which are communicated with the tail end according to the condition of intimal adhesion, and the first air bag 14, the second air bag 3 or the third air bag 16 is filled to assist the hard catheter part 5 to perform uterine dilatation operation. After the uterus dilatation is finished, the catheter head 1 is placed into the uterine cavity to a proper depth, the air bag is fixed, a fourth rubber plug 20 is punctured, a contrast agent is injected through the liquid catheter 13 and enters the uterine cavity from the top hole 12 for radiography, and after the radiography is finished, air in the air bag is pumped out, and the catheter is withdrawn.

Claims

1. The utility model provides a uterus oviduct radiography pipe of area uterus dilatation function which characterized in that: the main part is a round hollow plastic tubular structure, the front end is a catheter hard part (5) which is 5-10 cm long and has certain hardness, the front end is provided with a tapered and blunt round catheter head (1), and the tail end of the catheter head is connected with a catheter soft part (7) through a boundary ring (17); the center of the catheter head (1) is provided with a top hole (12), the near end of the catheter head is connected with a liquid catheter (13), and the tail end of the liquid catheter (13) is sealed by a fourth rubber plug (20); the periphery of the far end of the hard catheter part (5) is close to the near side of the catheter head (1) and is provided with a first air bag (14) capable of expanding in a telescopic mode, the first air bag (14) surrounds the outer wall of the hard catheter part (5) for one circle, the inner part of the first air bag is communicated with a first air catheter (9) through a first air bag inlet hole (2), and the tail end of the first air catheter (9) is sealed by a first rubber plug (10); the periphery of the far end of the hard part (5) of the catheter is closely adjacent to the near side of the first air bag (14) and is provided with a second air bag (3) which can expand in a telescopic way, the second air bag (3) surrounds the outer wall of the hard part (5) of the catheter for one circle, the inner part of the second air bag is communicated with a second air catheter (18) through a second air bag inlet hole (15), and the tail end of the second air catheter (18) is sealed by a second rubber plug (19); a third air bag (16) capable of expanding and contracting is installed on the periphery of the far end of the hard portion (5) of the catheter close to the near side of the second air bag (3), the third air bag (16) surrounds the outer wall of the hard portion (5) of the catheter for a circle, the interior of the third air bag is communicated with the third air catheter (6) through a third air bag inlet hole (4), and the tail end of the third air catheter (6) is sealed by a third rubber plug (11).

2. The hysterosalpingography catheter with uterine dilation function according to claim 1, wherein: the tail end of the soft part (7) of the conduit is provided with a conduit tail (8) with a plane structure and is sealed by the conduit tail.

3. The hysterosalpingography catheter with uterine dilation function according to claim 1, wherein: a first air duct (9), a second air duct (18), a third air duct (6) and a liquid duct (13) with sequence numbers marked at the tail end pass through the cavity of the radiography duct, and the tail end passes through the duct tail (8) and is fixed.