阅读说明：本技术 一种引产专用生殖道扩张装置 (Special genital tract expanding device for induced labor ) 是由 沈春艳 于 2019-11-21 设计创作，主要内容包括：本发明涉及扩张装置技术领域,具体地说,涉及一种引产专用生殖道扩张装置,包括扩张器外筒,扩张器外筒内设置有外部扩张机构和内部扩张机构,外部扩张机构包括端套、若干扩张叶片、滑动套以及第一转动电机,扩张叶片与滑动套通过钢缆连接,第一转动电机的输出轴末端紧密焊接有螺柱,螺柱与滑动套螺纹连接,内部扩张机构包括气囊、导管以及电子眼,扩张器外筒内安装有用于递送导管的递送机构。该引产专用生殖道扩张装置,通过外部扩张机构对生殖道的外部进行扩张后在气囊的作用下能够对生殖道内部进行扩充,使得通过气囊头部的电子眼即可方便地观察到引产患者的胚胎,无需患者保持蹲坐在便盆上的姿势。(The invention relates to the technical field of an expansion device, in particular to a genital tract expansion device special for induced labor, which comprises an expander outer cylinder, wherein an external expansion mechanism and an internal expansion mechanism are arranged in the expander outer cylinder, the external expansion mechanism comprises an end sleeve, a plurality of expansion blades, a sliding sleeve and a first rotating motor, the expansion blades are connected with the sliding sleeve through steel cables, a stud is tightly welded at the tail end of an output shaft of the first rotating motor and is in threaded connection with the sliding sleeve, the internal expansion mechanism comprises an air bag, a catheter and an electronic eye, and a delivery mechanism for delivering the catheter is arranged in the expander outer cylinder. This special genital tract expanding device of induced labor can expand the genital tract inside under the effect of gasbag after expanding the outside of genital tract through outside expanding mechanism for the embryo of induced labor patient can conveniently be observed through the electron eye of gasbag head, need not the patient and keeps the posture of squatting on the bedpan.)

1. The utility model provides a special genital tract expanding unit of induced labor, includes expander urceolus (1), its characterized in that: be provided with outside expanding mechanism (2) and inside expanding mechanism (3) in expander urceolus (1), outside expanding mechanism (2) including inseparable butt joint in end cover (21) the head inner wall department of expander urceolus (1), articulate a plurality of expansion blade (22) on end cover (21), cup joint in expander urceolus (1) and with expander urceolus (1) sliding connection's slip cap (23) and install first rotating electrical machines (24) in expander urceolus (1), be connected with steel cable (222) between the outside end of expansion blade (22) and slip cap (23), the terminal close welding of output shaft of first rotating electrical machines (24) has double-screw bolt (241), double-screw bolt (241) and slip cap (23) threaded connection, inside expanding mechanism (3) are including gasbag (31) that stretch out from expander urceolus (1) head, The catheter (32) penetrates through the outer dilator barrel (1) and the electronic eye (33) is installed at the head of the air bag (31), a delivery mechanism (4) for delivering the catheter (32) is installed in the outer dilator barrel (1), the delivery mechanism (4) comprises a pair of bases (41) which are tightly welded with the outer dilator barrel (1), a second rotating motor (42) which is installed and embedded on one of the bases (41) and a pair of clamping wheels (43) which are installed at the tail end of an output shaft of the second rotating motor (42) and on the other base (41), and the catheter (32) penetrates through the clamping wheels (43) and then is connected to the control host (5).

2. The genital tract expander special for induced labor of claim 1, wherein: the outer dilator barrel (1) is of a hollow cylindrical structure, and a handle (11) is integrally formed at the bottom end of the tail of the outer dilator barrel (1).

3. The genital tract expander special for induced labor of claim 1, wherein: the end sleeve (21) and the sliding sleeve (23) are both hollow cylindrical structures, and the sliding sleeve (23) is located on the rear side of the end sleeve (21) and is in sliding connection with the outer tube (1) of the dilator.

4. The genital tract expander special for induced labor of claim 1, wherein: a plurality of hinge platforms (211) are integrally formed on the front end face of the end sleeve (21), hinge grooves corresponding to the hinge platforms (211) are formed in the expansion blades (22), and the expansion blades (22) are hinged to the hinge platforms (211) through the hinge grooves.

5. The genital tract expander special for induced labor of claim 1, wherein: the outer side end of the expansion blade (22) is integrally formed with a fixing block (221), one end of a steel cable (222) is embedded in the fixing block (221), and the other end of the steel cable (222) penetrates through the end sleeve (21) and then is embedded in the sliding sleeve (23).

6. The genital tract expander special for induced labor of claim 1, wherein: the tail of the first rotating motor (24) is sleeved with a motor base (242), and the motor base (242) is tightly welded with the inner wall of the expander outer barrel (1).

7. The genital tract expander special for induced labor of claim 1, wherein: the tail end of the air bag (31) is connected with an inflation tube (311), and the inflation tube (311) is sleeved in the guide tube (32) and connected with the control host (5).

Technical Field

The invention relates to the technical field of expansion devices, in particular to a genital tract expansion device special for induced labor.

Background

Induction of labor refers to the termination of pregnancy by artificially inducing uterine contraction for maternal or fetal reasons after 12 weeks of gestation, and in clinical induction, medical staff need to examine the embryo of a patient from the genital tract of the patient. At present, every embryo of a patient induced to labor is inspected, and the patient is usually enabled to sit on a bed pan and keep a squatting position after the bed pan is placed on the ground or on a closestool, so that inconvenience is brought to the patient.

Disclosure of Invention

The invention aims to provide a genital tract dilator special for induced labor, which solves the problems in the background technology.

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

a genital tract dilator special for induced labor comprises an expander outer cylinder, wherein an external dilating mechanism and an internal dilating mechanism are arranged in the expander outer cylinder, the external dilating mechanism comprises an end sleeve which is closely welded on the inner wall of the head of the expander outer cylinder, a plurality of dilating blades which are hinged on the end sleeve, a sliding sleeve which is sleeved in the expander outer cylinder and is in sliding connection with the expander outer cylinder, and a first rotating motor which is arranged in the expander outer cylinder, a steel cable is connected between the outer side end of each dilating blade and the sliding sleeve, a stud is closely welded at the tail end of an output shaft of the first rotating motor and is in threaded connection with the sliding sleeve, the internal dilating mechanism comprises an air bag which extends out of the head of the expander outer cylinder, a catheter which passes through the expander outer cylinder, and an electronic eye which is arranged at the head of the air bag, the delivery mechanism comprises a pair of bases which are closely welded with the outer barrel of the dilator, a second rotating motor which is arranged on one base in an embedded mode, and a pair of clamping wheels which are arranged at the tail end of an output shaft of the second rotating motor and on the other base, and the catheter penetrates through the clamping wheels and then is connected to the control host.

Preferably, the outer dilator barrel is of a hollow cylindrical structure, and a handle is integrally formed at the bottom end of the tail of the outer dilator barrel.

Preferably, the end sleeve and the sliding sleeve are both in hollow cylinder structures, and the sliding sleeve is located on the rear side of the end sleeve and is in sliding connection with the outer barrel of the dilator.

Preferably, the front end face of the end sleeve is integrally formed with a plurality of hinge platforms, the expansion blade is provided with hinge grooves corresponding to the hinge platforms, and the expansion blade is hinged to the hinge platforms through the hinge grooves.

Preferably, a fixed block is integrally formed at the outer end of the expansion blade, one end of the steel cable is embedded in the fixed block, and the other end of the steel cable penetrates through the end sleeve and then is embedded in the sliding sleeve.

Preferably, the tail part of the first rotating motor is sleeved with a motor base, and the motor base is tightly welded with the inner wall of the outer barrel of the expander.

Preferably, the tail end of the air bag is connected with an inflation tube, and the inflation tube is sleeved in the conduit and connected with the control host.

Compared with the prior art, the invention has the beneficial effects that:

this special genital tract expanding device of induced labor, outside through setting up the outside expanding back to the genital tract is expanded inside delivering to the genital tract inside with inside expanding mechanism under the work of delivery mechanism for the gasbag can expand genital tract inside, can conveniently observe induced labor patient's embryo through the electron eye of gasbag head this moment, need not the patient and keep squatting the posture on the bedpan.

Drawings

FIG. 1 is a schematic view of the entire structure of embodiment 1;

FIG. 2 is a schematic view showing the installation of the external expanding mechanism in example 1;

FIG. 3 is a schematic view showing the structure of an external expanding mechanism in example 1;

FIG. 4 is a schematic view showing the structure of the internal expanding mechanism of example 1;

fig. 5 is a schematic structural view of the delivery mechanism in example 1.

In the figure: 1. an expander outer cylinder; 1a, a limiting groove; 11. a handle; 2. an external expansion mechanism; 21. end sleeves; 211. a hinging table; 22. expanding the blades; 221. a fixed block; 222. a wire rope; 23. a sliding sleeve; 231. a bump; 24. a first rotating electric machine; 241. a stud; 242. a motor base; 3. an internal expansion mechanism; 31. an air bag; 311. an inflation tube; 32. a conduit; 33. an electronic eye; 4. a delivery mechanism; 41. a base; 42. a second rotating electric machine; 43. a pinch roller; 5. and a control host.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. "several" means at least two, e.g., two, three, etc., unless explicitly limited otherwise.