CN214511430U - Intrauterine adhesion-preventing stent - Google Patents

Abstract

The utility model relates to the field of medical equipment in the postoperative rehabilitation process, in particular to a uterine cavity anti-adhesion support. Aims to solve the problem of inconvenient regulation of the shape and position of the uterine cavity anti-adhesion bracket in the prior art. The utility model comprises a film-shaped shell forming an internal cavity, an internal support frame guiding the deformation of the cavity, and a traction element driving the deformation of the internal support frame; the internal support frame comprises a rotary drum, fixed sleeves and a 7-shaped rotary plate, wherein two ends of the rotary drum are fixed on the film-shaped shell respectively, two ends of the fixed sleeve are fixed on the film-shaped shell respectively, and the 7-shaped rotary plate penetrates through the fixed sleeves and is wound on the rotary drum; the 7-shaped rotating plate comprises hard plates made of plastics at two ends and soft plates made of silica gel at the middle part, and limiting traction ropes for limiting the deformation of the 7-shaped rotating plate are respectively arranged at two ends of the 7 shape. Has the advantages that: two working forms are designed, so that the implantation and the taking out are convenient; the surface is smooth, and the damage to related tissues is small; the time for the drug to attach to the relevant tissues is long, and the treatment effect is good.

Description

Intrauterine adhesion-preventing stent

Technical Field

The utility model relates to the field of medical equipment in the postoperative rehabilitation process, in particular to a uterine cavity anti-adhesion support.

Background

The intrauterine anti-adhesion stent is characterized in that the injury of a pregnant or non-pregnant uterus causes the damage of an endometrial basal layer of an uterine cavity, so that the uterine cavity is partially or completely blocked, thereby causing abnormal menstruation, infertility, repeated abortion and the like. Its nature is intimal fibrosis. The hysteroscope is an effective means for treating intrauterine adhesion at present, is also a diagnostic gold standard, is subjected to traumatic operation, reduces complications, and can cause perforation, bleeding, shock and even death in hysteroscopy. The operation requires evaluation of the thickness, type, and blood flow of the endometrium, and evaluation of the total length of the cervical canal, the internal cervical os, the uterine cavity, and the fallopian tube. If necessary, under laparoscopically. The patent with the application number of 2019211223618 named as an anti-adhesion device in uterine cavity after the operation of gynecological uterine cavity discloses a technology capable of locally supporting the inside of uterine cavity through deformation and fixation, and the anti-adhesion of uterine cavity is realized through changing the technology.

However, in the prior art, the defects that the taking-out and the installation are difficult, the burden on a human body is large, the surface of the part is fluctuated greatly, and the loss is easily caused to the cavity in the in-place process, so that the use effect is influenced still exist; the device has a long time to attach to the drug in the relevant tissue.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem of inconvenient regulation of the shape and position of the intrauterine anti-adhesion bracket in the prior art.

The utility model has the following concrete scheme:

designing an anti-adhesion bracket in a uterine cavity, which comprises a film-shaped shell forming an internal cavity, an internal support frame guiding the deformation of the cavity, and a traction element driving the internal support frame to deform; the internal support frame comprises a rotary drum, two ends of the rotary drum are respectively fixed on the film-shaped shell, two ends of the fixed sleeve are respectively fixed on the film-shaped shell, and a 7-shaped rotary plate penetrates through the fixed sleeve and is wound on the rotary drum; the 7-shaped rotating plate comprises a hard plate made of plastics at two ends and a soft plate made of silica gel at the middle part, two limiting traction ropes for limiting the deformation of the 7-shaped rotating plate are respectively arranged at two ends of the 7 shape, and limiting holes which are consistent with the outline size of the hard plate so as to realize the limitation of freedom degree are arranged in the fixing sleeve.

In specific implementation, the middle part of the membrane-shaped shell is provided with a recess to form a liquid medicine containing cavity.

In specific implementation, at least two groups of parallel linear patterns are arranged on the hard board on the upper part of the 7-shaped rotating board or on the outer surface of the film-shaped shell corresponding to the hard board, and the directions of the patterns are parallel to the axis of the rotating drum.

In specific implementation, the bottom edge of the film-shaped shell is provided with a limiting traction rope fixing buckle, and two sides of the fixing sleeve are provided with limiting traction rope warp winding holes.

In specific implementation, the limiting traction rope is made of an elastic rope.

In specific implementation, a fixed base is arranged at the bottom of the film-shaped shell, and the limiting traction rope fixing buckle is installed on the outer edge of the fixed base.

In specific implementation, the fixed base is made of medical rubber, and the rubber valve is arranged on the fixed base in a sealing mode to control air inflow.

In specific implementation, the fixed base is replaced by an inner cylinder and an outer cylinder which are nested, the outer cylinder is connected with the bottom of the membrane-shaped shell, a sliding pair is arranged between the inner cylinder and the outer cylinder for connection, and a sealing ring is arranged on the sliding pair.

The beneficial effects of the utility model reside in that:

two working forms are designed, so that the implantation and the taking out are convenient; the surface is smooth, and the damage to related tissues is small; the time for the drug to attach to the relevant tissues is long, and the treatment effect is good.

Drawings

FIG. 1 is a perspective view of the present invention with one side surface omitted;

FIG. 2 is a front view of the present invention with one side surface omitted;

FIG. 3 is a side view of the structure of the present invention;

FIG. 4 is a front view of another operational state of the present invention;

figures 2 and 3 omit the stationary base;

names of components in the drawings: 1. an interior chamber; 2. a membrane-like casing; 3. a rotating drum; 4. fixing the sleeve; 5.7-shaped rotating plates; 6. limiting a traction rope; 7. a limit traction rope fixing buckle; 8. limiting the traction rope to wind through the hole; 9. a straight-line pattern; 10. and (4) sinking.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example 1

An anti-adhesion bracket in a uterine cavity is disclosed, and referring to fig. 1 to 4, comprises a film-shaped shell 2 forming an internal cavity 1, an internal support frame guiding the deformation of the cavity, and a traction element driving the deformation of the internal support frame; the internal support frame comprises a rotary drum 3, two ends of which are respectively fixed on the film-shaped shell 2, a fixed sleeve 4, two ends of which are respectively fixed on the film-shaped shell 2, and a 7-shaped rotary plate 5, which penetrates through the fixed sleeve 4 and is wound on the rotary drum 3; the 7-shaped rotating plate 5 comprises a hard plate made of plastics at two ends and a soft plate made of silica gel at the middle part, two ends of the 7 shape are respectively provided with a limiting traction rope 6 for limiting the deformation of the 7-shaped rotating plate 5, and a limiting hole which is consistent with the outline size of the hard plate so as to realize the limitation of freedom degree is arranged in the fixed sleeve.

The middle of the film-shaped casing 2 is provided with a recess 10 to form a medical fluid-containing chamber. The medicine liquid containing cavity can collect the falling medicine liquid and prolong the acting time of the medicine liquid.

At least two groups of parallel straight-line-shaped patterns 9 are arranged on the hard board at the upper part of the 7-shaped rotating board 5 or the outer surface of the film-shaped shell 2 corresponding to the hard board, and the directions of the patterns are parallel to the axis of the rotating drum 3. The design of the patterns can further prevent the liquid medicine from sliding off and prolong the action time of the healing liquid medicine.

The bottom edge of the membrane-shaped shell 2 is provided with a limiting traction rope fixing buckle 7, and two sides of the fixing sleeve 4 are provided with limiting traction rope warp holes 8.

The limiting traction rope 6 is made of an elastic rope. In the working process, the equipment is firstly placed into a uterine cavity in a minimum volume form, healing liquid medicine is coated on the top of the membrane-shaped shell, then the 7-shaped rotating plate 5 is stretched outwards by adjusting the limiting traction rope, the bottom of the 7-shaped rotating plate 5 is stretched outwards in the process of stretching outwards under the limitation of the thickness of the rotating cylinder and the thickness of the rotating cylinder, the upper part of the 7-shaped rotating plate is lifted upwards, the middle soft plate is deformed to keep the stability in the changing process, and after deformation, the whole membrane-shaped shell is deformed into a top surface with the top part sunken downwards and in smooth transition. The top surface is concave at the moment, so that the loss of healing liquid medicine can be effectively prevented, the liquid medicine is attached to the uterine cavity to the maximum extent, the wound healing is promoted, and meanwhile, the whole film-shaped shell has no hard dead angle and also plays a role in protecting the inner membrane of the uterine cavity.

The bottom of the membrane-shaped shell 2 is provided with a fixed base, and the outer edge of the fixed base is provided with a limiting traction rope fixing buckle 7. After the medical staff deforms to the proper shape, the limit traction rope can be fixed on the limit traction rope fixing buckle 7 by the medical staff.

Example 2

The principle of the embodiment is the same as that of embodiment 1, and the specific difference is that the fixed base is made of medical rubber, and the rubber valve is arranged on the fixed base for sealing, so that the air inflow can be controlled. The design can lead the device to have a certain swelling state, further realize the proper expansion of the uterine cavity,

the fixed base is replaced by an inner cylinder and an outer cylinder which are arranged in a nested way, the outer cylinder is connected with the bottom of the membranous shell 2, a sliding pair is arranged between the inner cylinder and the outer cylinder for connection, and a sealing ring is arranged on the sliding pair.

Finally, it should be noted that: 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 modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. An anti-adhesion bracket in a uterine cavity is characterized in that: the device comprises a film-shaped shell (2) forming an internal cavity (1), an internal support frame for guiding the deformation of the cavity, and a traction element for driving the internal support frame to deform; the internal support frame comprises a rotary drum (3) with two ends respectively fixed on the membrane-shaped shell (2), a fixed sleeve (4) with two ends respectively fixed on the membrane-shaped shell (2), and a 7-shaped rotary plate (5) which penetrates through the fixed sleeve (4) and is wound on the rotary drum (3); the 7-shaped rotating plate (5) comprises a hard plate made of plastics at two ends and a soft plate made of silica gel at the middle part, two limiting traction ropes (6) for limiting the deformation of the 7-shaped rotating plate (5) are respectively arranged at two ends of the 7 shape, and limiting holes which are consistent with the outline size of the hard plate so as to realize the limitation of freedom degree are arranged in the fixing sleeve.

2. The intrauterine adhesion-preventing stent according to claim 1, wherein: the middle part of the membrane-shaped shell (2) is provided with a recess (10) to form a liquid medicine containing cavity.

3. The intrauterine adhesion-preventing stent according to claim 1, wherein: at least two groups of parallel straight-line-shaped patterns (9) are arranged on the hard board at the upper part of the 7-shaped rotating board (5) or the outer surface of the film-shaped shell (2) corresponding to the hard board, and the directions of the patterns are parallel to the axis of the rotating drum (3).

4. The intrauterine adhesion-preventing stent according to claim 1, wherein: the bottom edge of the film-shaped shell (2) is provided with a limiting traction rope fixing buckle (7), and two sides of the fixing sleeve (4) are provided with limiting traction rope warp winding holes (8).

5. The intrauterine adhesion-preventing stent according to claim 4, wherein: the limiting traction rope (6) is made of an elastic rope.

6. The intrauterine adhesion-preventing stent according to claim 4, wherein: the bottom of the film-shaped shell (2) is provided with a fixed base, and the outer side edge of the fixed base is provided with the limiting traction rope fixing buckle (7).

7. The intrauterine adhesion-preventing stent according to claim 6, wherein: the fixed base is made of medical rubber, and the rubber valve is arranged on the fixed base for sealing, so that the air inflow can be controlled.

8. The intrauterine adhesion-preventing stent according to claim 6, wherein: the fixed base is replaced by an inner cylinder and an outer cylinder which are arranged in a nested manner, the outer cylinder is connected with the bottom of the film-shaped shell (2), a sliding pair is arranged between the inner cylinder and the outer cylinder for connection, and a sealing ring is arranged on the sliding pair.

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