阅读说明：本技术 一种宫颈阴道贯通成形术辅助成形装置及其使用方法 (Auxiliary forming device for cervical and vaginal transfixion forming operation and using method thereof ) 是由 朱兰 史宏晖 于 2020-05-25 设计创作，主要内容包括：本发明公开了一种宫颈阴道贯通成形术辅助成形装置及其使用方法,辅助成形装置包括：均由弹性材料制成的子宫腔支撑体、宫颈管支撑体和阴道支撑体；子宫腔支撑体为中空的碗状结构,且口径大的一端均匀具有多个瓣体,两个相邻的瓣体之间设有凹陷部,凹陷部呈开口状,子宫腔分泌物通过凹陷部进入到子宫腔支撑体的内部；宫颈管支撑体的一端与子宫腔支撑体口径小的一端连接为一体,另一端与阴道支撑体连接为一体；子宫腔支撑体、宫颈管支撑体和阴道支撑体的内部设置通道。本发明中辅助成形装置具有弹性和支撑力,方便置入和取出,可以避免宫颈阴道贯通成形术后再次宫颈粘接、减少患者使用不适。(The invention discloses a cervical and vaginal transfixion plasty auxiliary forming device and a using method thereof, wherein the auxiliary forming device comprises: a uterine cavity support body, a cervical canal support body and a vagina support body which are all made of elastic materials; the uterine cavity support body is of a hollow bowl-shaped structure, one end with a large caliber is uniformly provided with a plurality of valve bodies, a concave part is arranged between two adjacent valve bodies, the concave part is in an open shape, and uterine cavity secretion enters the interior of the uterine cavity support body through the concave part; one end of the cervical canal support body is connected with the end with a small caliber of the uterine cavity support body into a whole, and the other end of the cervical canal support body is connected with the vaginal support body into a whole; the uterine cavity supporting body, the cervical canal supporting body and the vagina supporting body are internally provided with channels. The auxiliary forming device has elasticity and supporting force, is convenient to put in and take out, can avoid cervix bonding again after the cervical-vaginal transfixion forming operation, and reduces the use discomfort of patients.)

1. A cervicovaginal transfixoraminal angioplasty-assisted molding apparatus, comprising: a uterine cavity supporting body (1), a cervical canal supporting body (2) and a vagina supporting body (3) which are all made of elastic materials;

the uterine cavity support body (1) is of a hollow bowl-shaped structure, one end with a large caliber is uniformly provided with a plurality of valve bodies (11), a concave part (12) is arranged between two adjacent valve bodies (11), the concave part (12) is in an open shape, and uterine cavity secretion enters the interior of the uterine cavity support body (1) through the concave part (12);

one end of the cervical canal support body (2) is connected with the small-caliber end of the uterine cavity support body (1) into a whole, and the other end of the cervical canal support body is connected with the vagina support body (3) into a whole;

the uterine cavity supporting body (1), the cervical canal supporting body (2) and the vagina supporting body (3) are internally provided with a channel (4), the channel (4) is used for communicating the uterine cavity supporting body (1), the cervical canal supporting body (2) and the inner cavity of the vagina supporting body (3), and uterine cavity secretion is discharged along the channel (4).

2. The cervicovaginal transfixoraminal angioplasty auxiliary forming device according to claim 1, wherein a mandril (5) is placed inside the channel (4), the inner wall of the end with a large caliber of the uterine cavity support body (1) is provided with a pushing part (13) protruding outwards at the center, and the mandril (5) is abutted with the inner side of the pushing part (13).

3. The cervicovaginal transfixoraminal angioplasty auxiliary forming device according to claim 2, wherein the inner wall of the ejector part (13) is provided with a groove (14) for the insertion of the ejector rod (5).

4. The cervicovaginal transfixoraminal angioplasty auxiliary forming device according to any claim 1 to 3, wherein the cervical canal support (2) and the vaginal support (3) are cylindrical, and the diameter of the vaginal support (3) is larger than the diameter of the cervical canal support (2).

5. The auxiliary forming device for the cervical-vaginal penetration forming operation is characterized in that a trapezoidal connecting part (6) is arranged at the joint of the cervical tube supporting body (2) and the vaginal supporting body (3), one end of the connecting part (6) with a small caliber is connected with the cervical tube supporting body (2), and the other end of the connecting part (6) with a large caliber is connected with the vaginal supporting body (3).

6. The assisted cervical-vaginal transfixion molding device according to claim 5, wherein the uterine cavity support body (1), the cervical canal support body (2) and the vaginal support body (3) are made of any one of silicone rubber, PVC or polyurethane.

7. A using method of an auxiliary forming device for a cervical-vaginal transfixion forming operation is characterized by comprising the following specific steps:

1) selecting a mandril (5), sequentially placing the mandril (5) into the cervical canal support body (2) and the uterine cavity support body (1) along the channel (4) of the vaginal support body (3), and placing the end part of the mandril (5) into the groove (14) of the pushing part (13);

2) after the ejector rod (5) is connected with an auxiliary forming device, the auxiliary forming device is placed under the driving of the ejector rod (5), wherein the uterine cavity support body (1) is placed in a uterus, the cervical canal support body (2) is placed in a cervix, the vagina support body (3) is placed in a vagina, and then the ejector rod (5) is pulled out, so that the placement of the auxiliary forming device is completed;

3) when the auxiliary forming device needs to be taken out, the vagina supporting body (3) at the vagina is directly pulled, and the auxiliary forming device is taken out.

8. The use of the cervicovaginal transfixoraminal angioplasty assisted molding device according to claim 7, wherein the mandrel (5) comprises: the device comprises a pulling part (51) and a supporting part (52), wherein the supporting part (52) is arranged in the channel (4) in a cylindrical shape, and the pulling part (51) is arranged on the outer side of the channel (4) and used for placing or taking out the ejector rod (5).

Technical Field

The invention relates to the technical field of medical instruments, in particular to an auxiliary forming device for cervical and vaginal transfixion forming and a using method thereof.

Background

Congenital vaginal-free cervical atresia (commonly known as stone girl) is a disease of abnormal development of genital tracts of teenagers and women, so that the physical and psychological health is seriously influenced by the fact that the women can not normally live sex, obstruction is caused by incapability of discharging menstrual blood, infection, endometriosis and other diseases are generated. At present, the preservation of fertility function in cervical-vaginal transfixion is the main treatment method, the operation technology is mature day by day, but obstruction caused by postoperative cervical re-adhesion is the most common clinical troublesome complication, so that most patients are forced to adopt hysterectomy. The auxiliary forming device is a main measure for preventing the complications, a special fixing band can be adopted to be fixed on the abdomen to prevent slippage when the device is used, and the requirement of long-term placement after clinical operation is met by adopting an inert non-deformable material.

The device is not available clinically at present, and is usually replaced by a rubber drainage tube and a metal intrauterine device, so that the device is easy to fall off and is easy to infect after being placed repeatedly; the aging middle cavity of the rubber material is blocked and blocked; the metal foreign body can not be placed for sexual life and is uncomfortable to the body.

Therefore, how to design an auxiliary forming device and a using method thereof, which can ensure that the cervical-vaginal transfixion forming operation avoids the secondary cervical adhesion, reduces the use discomfort of patients and keeps the childbearing function of the florid girls, is an important problem to be solved in the field.

Disclosure of Invention

In view of the above, the invention provides an auxiliary cervical-vaginal transfixion angioplasty forming device and a using method thereof, which can ensure that the cervical-vaginal transfixion angioplasty avoids secondary cervical adhesion, reduces the use discomfort of patients, retains the fertility function of young girls in flowering seasons, and is convenient to insert and remove.

In order to achieve the purpose, the invention adopts the following technical scheme:

a cervicovaginal transfixoraminal angioplasty-assisted molding apparatus comprising: a uterine cavity support body, a cervical canal support body and a vagina support body which are all made of elastic materials;

the uterine cavity support body is of a hollow bowl-shaped structure, one end with a large caliber is uniformly provided with a plurality of valve bodies, a concave part is arranged between two adjacent valve bodies and is in an open shape, and uterine cavity secretion enters the interior of the uterine cavity support body through the concave part;

one end of the cervical canal support body is connected with the end with a small caliber of the uterine cavity support body into a whole, and the other end of the cervical canal support body is connected with the vaginal support body into a whole;

the uterine cavity supporting body, the cervical canal supporting body and the vagina supporting body are internally provided with channels, the channels are used for communicating the uterine cavity supporting body, the cervical canal supporting body and the inner cavity of the vagina supporting body, and uterine cavity secretion is discharged along the channels.

The uterine cavity support body, the cervical canal support body and the vaginal support body have elasticity, can generate larger deformation under the action of external force, are convenient for the placement and the taking out of the auxiliary forming device, and have better distraction force and strength, so that the uterine cavity support body is ensured not to be separated from a cervix, fixing by a fixing belt is not needed, and discomfort of a patient is reduced; intrauterine discharged liquid can be discharged through the inner spaces of the uterine cavity support body, the cervical canal support body and the vagina support body, so that obstruction and infection are avoided.

Preferably, a mandril is placed in the channel, the center of the inner wall of the end with a large caliber of the uterine cavity support body is provided with a pushing part protruding outwards, the mandril is abutted against the inner side of the pushing part, and the mandril supports the pushing part to smoothly place the auxiliary forming device.

Preferably, the inner wall of the jacking portion is provided with a groove for the ejector rod to be placed in, and the groove prevents the ejector rod from deviating from the jacking portion, so that the process of placing the auxiliary forming device in is smoother.

Preferably, the cervical canal support body and the vaginal support body are cylindrical, and the diameter of the vaginal support body is larger than that of the cervical canal support body.

Preferably, the junction of the cervical canal support body and the vaginal support body is provided with a trapezoidal connecting part, one end with a small caliber of the connecting part is connected with the cervical canal support body, and the other end with a large caliber is connected with the vaginal support body. The cervical canal supporter and the vaginal supporter are connected in a transition diameter-changing manner through the connecting part, so that the cervical canal supporter can be ensured to be clamped at the position of a cervix, and can not slide into the uterus, and the smooth formation of the cervix is ensured.

Preferably, the uterine cavity support body, the cervical canal support body and the vaginal support body are made of any one of silicon rubber, PVC or polyurethane. The material has high elastic modulus, good supporting force and good biological compatibility.

A using method of an auxiliary forming device for a cervical-vaginal transfixion forming operation comprises the following specific steps:

1) selecting a mandril, and sequentially placing the mandril into the cervical canal support body and the uterine cavity support body along the channel of the vaginal support body, wherein the end part of the mandril is placed in the groove of the jacking part;

2) after the ejector rod is connected with the auxiliary forming device, the auxiliary forming device is placed under the driving of the ejector rod, wherein the uterine cavity support body is placed in the uterus, the cervical canal support body is placed in the cervix, the vagina support body is placed in the vagina, and then the ejector rod is pulled out, so that the placement of the auxiliary forming device is completed;

3) when the auxiliary forming device needs to be taken out, the vaginal support body at the vagina is directly pulled, and the auxiliary forming device is taken out.

Preferably, the ejector pin includes: the supporting part is arranged in the channel in a cylindrical mode, and the pulling part is arranged on the outer side of the channel and used for placing or taking out the ejector rod.

Through the technical scheme, compared with the prior art, the invention discloses and provides an auxiliary forming device for cervical-vaginal transfixion forming and a using method thereof, and the auxiliary forming device has the beneficial effects that:

(1) the uterine cavity support body, the cervical canal support body and the vagina support body all have elasticity, can generate larger deformation under the action of external force, and are convenient for the placement and the taking out of the auxiliary forming device;

(2) the uterine cavity support body structure has better distraction force and strength, ensures that the uterine cavity support body cannot fall off from a cervix, does not need fixing by a fixing belt, and reduces discomfort of a patient;

(3) a cervical canal support body is arranged behind the uterine cavity support body, so that the formed cervix can be propped open, the formed cervix is guaranteed not to be adhered and closed, and the forming purpose of the cervix is achieved;

(4) the cervical canal supporter and the vagina supporter are connected in a transition diameter-variable mode, so that the cervical canal supporter can be clamped at the position of a cervix, cannot slide into a uterus, and smooth forming of the cervix is guaranteed.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic structural view of an auxiliary forming device provided by the present invention;

FIG. 2 is a cross-sectional view of an auxiliary forming apparatus provided in accordance with the present invention;

FIG. 3 is a top view of an auxiliary forming apparatus provided in accordance with the present invention;

FIG. 4 is a schematic diagram of the shape change of the auxiliary forming device provided by the invention when the ejector rod is inserted.

Wherein, in the figure,

1-a uterine cavity support;

11-flap body; 12-a recess; 13-a pushing part; 14-a groove;

2-cervical canal support; 3-a vaginal support; 4-channel;

5-a top rod;

51-a pulling portion; 52-a support portion;

6-connecting part.

Detailed Description

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.

The embodiment of the invention discloses a cervical and vaginal transfixion plasty auxiliary forming device, which comprises: a uterine cavity support body 1, a cervical canal support body 2 and a vagina support body 3 which are all made of elastic materials;

the uterine cavity support body 1 is of a hollow bowl-shaped structure, one end with a large caliber is uniformly provided with three valve bodies 11, a concave part 12 is arranged between two adjacent valve bodies 11, the concave part 12 is in an open shape, and uterine cavity secretion enters the interior of the uterine cavity support body 1 through the concave part 12;

one end of the cervical canal support body 2 is connected with the small caliber end of the uterine cavity support body 1 into a whole, and the other end is connected with the vaginal support body 3 into a whole;

the uterine cavity supporting body 1, the cervical canal supporting body 2 and the vagina supporting body 3 are internally provided with a channel 4, the channel 4 communicates the uterine cavity supporting body 1, the cervical canal supporting body 2 and the vagina supporting body 3, and uterine cavity secretion is discharged along the channel 4. As shown in figure 4, under the action of the mandril 5, the auxiliary forming device is deformed and placed, and the uterine cavity support body 1 can avoid falling out of the cervix by utilizing resilience, self structural strength and propping force after being placed.

In order to further optimize the technical scheme, the push rod 5 is placed in the channel 4, the center of the inner wall of the end with a large caliber of the uterine cavity supporting body 1 is provided with a pushing part 13 protruding outwards, and the push rod 5 is abutted with the inner side of the pushing part 13.

In order to further optimize the technical scheme, the inner wall of the jacking portion 13 is provided with a groove 14 for placing the jacking rod 5.

In order to further optimize the technical scheme, the cervical canal support body 2 and the vaginal support body 3 are cylindrical, and the diameter of the vaginal support body 3 is larger than that of the cervical canal support body 2.

In order to further optimize the technical scheme, a trapezoidal connecting part 6 is arranged at the joint of the cervical canal support body 2 and the vaginal support body 3, one end of the connecting part 6 with a small caliber is connected with the cervical canal support body 2, and the other end of the connecting part with a large caliber is connected with the vaginal support body 3. The uterine cavity supporting body 1, the cervical canal supporting body 2, the vagina supporting body 3 and the connecting part 6 are of an integrated structure.

In order to further optimize the above technical solution, the uterine cavity support body 1, the cervical canal support body 2 and the vaginal support body 3 are made of any one of silicon rubber, PVC or polyurethane.

A using method of an auxiliary forming device for a cervical-vaginal transfixion forming operation comprises the following specific steps:

1) selecting a mandril 5, sequentially placing the mandril 5 into the cervical canal support body 2 and the uterine cavity support body 1 along the channel 4 of the vaginal support body 3, and placing the end part of the mandril 5 into the groove 14 of the pushing part 13;

2) after the mandril 5 is connected with the auxiliary forming device, the auxiliary forming device is put in under the drive of the mandril 5, wherein, the uterine cavity supporting body 1 is put in the uterus, the cervical canal supporting body 2 is put in the cervix, the vagina supporting body 3 is put in the vagina, and then the mandril 5 is pulled out, thus finishing the putting in of the auxiliary forming device;

3) when the auxiliary forming device needs to be taken out, the vagina supporting body 3 at the vagina is directly pulled, and the auxiliary forming device is taken out.

In order to further optimize the above technical solution, the ejector pin 5 includes: the support part 52 is arranged in the channel 4 in a cylindrical shape, and the pulling part 51 is arranged outside the channel 4 and used for placing or taking out the mandril 5.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.