CN110811531B - A special reproductive tract dilation device for labor induction - Google Patents

Abstract

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.

Description

Translated fromChinese

一种引产专用生殖道扩张装置A kind of genital tract dilation device for labor induction

技术领域technical field

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。The present invention relates to the technical field of dilation devices, in particular to a genital tract dilation device for labor induction.

背景技术Background technique

引产是指妊娠12周后，因母体或胎儿方面的原因，须用人工方法诱发子宫收缩而结束妊娠，在临床引产时，医护人员需要从患者的生殖道处对患者的胚胎进行检查。目前对引产患者的每胚胎检查，通常是将便盆放置在地上或马桶上之后使患者蹲坐在便盆上并保持蹲坐姿势，对患者造成不便。Induction of labor means that after 12 weeks of pregnancy, due to maternal or fetal reasons, it is necessary to artificially induce uterine contractions to end the pregnancy. During clinical labor induction, medical staff need to examine the patient's embryo from the patient's reproductive tract. The current per-embryo examination for induced labor patients usually involves placing the bedpan on the ground or on the toilet and then squatting the patient on the bedpan and maintaining a squatting posture, which is inconvenient for the patient.

发明内容SUMMARY OF THE INVENTION

本发明的目的在于提供一种引产专用生殖道扩张装置，以解决上述背景技术中提出的问题。The purpose of the present invention is to provide a special genital tract dilation device for labor induction, so as to solve the problems raised in the above background art.

为实现上述目的，本发明提供如下技术方案：To achieve the above object, the present invention provides the following technical solutions:

一种引产专用生殖道扩张装置，包括扩张器外筒，所述扩张器外筒内设置有外部扩张机构和内部扩张机构，所述外部扩张机构包括紧密熔接在扩张器外筒头部内壁处的端套、铰接在端套上的若干扩张叶片、套接在扩张器外筒内并与扩张器外筒滑动连接的滑动套以及安装在扩张器外筒内的第一转动电机，所述扩张叶片的外侧端与滑动套之间连接有钢缆，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，所述内部扩张机构包括从扩张器外筒头部伸出的气囊、从扩张器外筒中穿过的导管以及安装在气囊头部的电子眼，扩张器外筒内安装有用于递送导管的递送机构，所述递送机构包括与扩张器外筒紧密熔接的一对底座、安装嵌设在其中一个底座上的第二转动电机以及安装在第二转动电机输出轴末端和另一个底座上的一对夹轮，导管从夹轮中穿过后连接至控制主机处。A special genital tract expansion device for labor induction, comprising an outer tube of a dilator, an outer expansion mechanism and an inner expansion mechanism are arranged in the outer tube of the dilator, and the outer expansion mechanism comprises a An end sleeve, a plurality of expansion blades hinged on the end sleeve, a sliding sleeve sleeved in the outer cylinder of the expander and slidably connected with the outer cylinder of the expander, and a first rotating motor installed in the outer cylinder of the expander, the expansion blades A steel cable is connected between the outer end of the first rotating motor and the sliding sleeve, the end of the output shaft of the first rotating motor is tightly welded with a stud, and the stud is threadedly connected with the sliding sleeve. The balloon, the catheter passing through the outer tube of the dilator, and the electronic eye mounted on the head of the balloon, the outer tube of the dilator is equipped with a delivery mechanism for delivering the catheter, and the delivery mechanism includes a pair of tightly welded with the outer tube of the dilator. A base, a second rotating motor embedded in one of the bases, and a pair of clamping wheels mounted on the end of the output shaft of the second rotating motor and the other base, the conduit is connected to the control host after passing through the clamping wheel.

作为优选，所述扩张器外筒呈空心的圆柱体结构，扩张器外筒尾部的底端位置处一体成型有手柄。Preferably, the outer tube of the dilator has a hollow cylindrical structure, and a handle is integrally formed at the bottom end of the tail of the outer tube of the dilator.

作为优选，所述端套和滑动套均呈空心圆柱体结构，滑动套位于端套的后侧并与扩张器外筒滑动连接。Preferably, the end sleeve and the sliding sleeve are both hollow cylindrical structures, and the sliding sleeve is located on the rear side of the end sleeve and is slidably connected to the outer cylinder of the dilator.

作为优选，所述端套的前端面上一体成型有若干铰台，扩张叶片上开设有与铰台对应的铰槽，扩张叶片通过铰槽与铰台铰接。Preferably, a plurality of hinge platforms are integrally formed on the front end surface of the end sleeve, the expansion blades are provided with hinge grooves corresponding to the hinge platforms, and the expansion blades are hinged to the hinge platforms through the hinge grooves.

作为优选，所述扩张叶片的外侧端一体成型有固定块，钢缆的一端嵌设在固定块内，钢缆的另一端贯穿端套后嵌设在滑动套中。Preferably, the outer end of the expansion blade is integrally formed with a fixing block, one end of the steel cable is embedded in the fixing block, and the other end of the steel cable penetrates the end sleeve and is embedded in the sliding sleeve.

作为优选，所述第一转动电机的尾部套接有电机座，电机座与扩张器外筒的内壁紧密熔接。Preferably, the tail of the first rotating motor is sleeved with a motor seat, and the motor seat is tightly welded to the inner wall of the outer cylinder of the dilator.

作为优选，所述气囊的末端连接有充气管，充气管套接在导管内并与控制主机连接。Preferably, an inflatable tube is connected to the end of the airbag, and the inflatable tube is sleeved in the conduit and connected to the control host.

与现有技术相比，本发明的有益效果是：Compared with the prior art, the beneficial effects of the present invention are:

该引产专用生殖道扩张装置，通过设置的外部扩张机构对生殖道的外部进行扩张后在递送机构的工作下将内部扩张机构递送至生殖道内部，使得气囊能够对生殖道内部进行扩充，此时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 special genital tract expansion device for labor induction expands the outside of the genital tract through the provided external expansion mechanism, and then delivers the internal expansion mechanism to the interior of the genital tract under the operation of the delivery mechanism, so that the balloon can expand the interior of the genital tract. The embryo of the induced labor patient can be easily observed through the electronic eye on the head of the balloon, without the need for the patient to maintain a squatting position on the potty.

附图说明Description of drawings

图1为实施例1的整体结构示意图；Fig. 1 is the overall structure schematic diagram of embodiment 1;

图2为实施例1中外部扩张机构的安装示意图；Fig. 2 is the installation schematic diagram of the external expansion mechanism in the embodiment 1;

图3为实施例1中外部扩张机构的结构示意图；3 is a schematic structural diagram of an external expansion mechanism in Embodiment 1;

图4为实施例1中内部扩张机构的结构示意图；4 is a schematic structural diagram of an internal expansion mechanism in Embodiment 1;

图5为实施例1中递送机构的结构示意图。FIG. 5 is a schematic structural diagram of the delivery mechanism in Example 1. FIG.

图中：1、扩张器外筒；1a、限位槽；11、手柄；2、外部扩张机构；21、端套；211、铰台；22、扩张叶片；221、固定块；222、钢缆；23、滑动套；231、凸块；24、第一转动电机；241、螺柱；242、电机座；3、内部扩张机构；31、气囊；311、充气管；32、导管；33、电子眼；4、递送机构；41、底座；42、第二转动电机；43、夹轮；5、控制主机。In the figure: 1, the outer cylinder of the expander; 1a, the limit groove; 11, the handle; 2, the external expansion mechanism; 21, the end sleeve; 211, the hinge table; 22, the expansion blade; 221, the fixing block; ; 23, sliding sleeve; 231, bump; 24, first rotating motor; 241, stud; 242, motor seat; 3, internal expansion mechanism; 31, air bag; 311, inflation tube; 32, catheter; 33,electronic eye 4. Delivery mechanism; 41. Base; 42. Second rotating motor; 43. Clamping wheel; 5. Control host.

具体实施方式Detailed ways

下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本发明一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本发明保护的范围。The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

在本发明的描述中，需要理解的是，术语“中心”、“纵向”、“横向”、“长度”、“宽度”、“厚度”、“上”、“下”、“前”、“后”、“左”、“右”、“竖直”、“水平”、“顶”、“底”、“内”、“外”、“顺时针”、“逆时针”等指示的方位或位置关系为基于附图所示的方位或位置关系，仅是为了便于描述本发明和简化描述，而不是指示或暗示所指的设备或元件必须具有特定的方位、以特定的方位构造和操作，因此不能理解为对本发明的限制。In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", " rear, left, right, vertical, horizontal, top, bottom, inside, outside, clockwise, counterclockwise, etc., or The positional relationship is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, Therefore, it should not be construed as a limitation of the present invention.

此外，术语“第一”、“第二”仅用于描述目的，而不能理解为指示或暗示相对重要性或者隐含指明所指示的技术特征的数量。由此，限定有“第一”、“第二”的特征可以明示或者隐含地包括一个或者更多个该特征。在本发明的描述中，“多个”的含义是两个或两个以上，除非另有明确具体的限定。“若干”的含义是至少两个，例如两个，三个等，除非另有明确具体的限定。In addition, the terms "first" and "second" are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, a feature defined as "first" or "second" may expressly or implicitly include one or more of that feature. In the description of the present invention, "plurality" means two or more, unless otherwise expressly and specifically defined. "Several" means at least two, eg, two, three, etc., unless expressly specifically limited otherwise.

实施例1Example 1

本实施例提供一种引产专用生殖道扩张装置，如图1-图5所示，包括扩张器外筒1，扩张器外筒1内设置有外部扩张机构2和内部扩张机构3，外部扩张机构2包括紧密熔接在扩张器外筒1头部内壁处的端套21、铰接在端套21上的若干扩张叶片22、套接在扩张器外筒1内并与扩张器外筒1滑动连接的滑动套23以及安装在扩张器外筒1内的第一转动电机24，扩张叶片22的外侧端与滑动套23之间连接有钢缆222，第一转动电机24的输出轴末端紧密焊接有螺柱241，螺柱241与滑动套23螺纹连接。This embodiment provides a special genital tract dilation device for labor induction, as shown in Figures 1 to 5, comprising a dilator outer cylinder 1, and the dilator outer cylinder 1 is provided with an external expansion mechanism 2 and an internal expansion mechanism 3. The external expansion mechanism 2. It includes anend sleeve 21 tightly welded to the inner wall of the head of the outer tube 1 of the dilator, a number ofexpansion blades 22 hinged on theend sleeve 21, and a sleeve spliced in the outer tube 1 of the dilator and slidably connected to the outer tube 1 of the dilator. Thesliding sleeve 23 and the first rotatingmotor 24 installed in the outer cylinder 1 of the expander, asteel cable 222 is connected between the outer end of theexpansion blade 22 and thesliding sleeve 23, and the end of the output shaft of the first rotatingmotor 24 is tightly welded with a screw. Thepost 241 and thestud 241 are threadedly connected with thesliding sleeve 23 .

本实施例中，扩张器外筒1呈空心的圆柱体结构，扩张器外筒1尾部的底端位置处一体成型有手柄11，手柄11上安装有控制第一转动电机24工作的开关，开关、第一转动电机24以及外部电源通过导线依次电性连接，当按动开关使得第一转动电机24工作时，第一转动电机24的输出轴带动螺柱241转动。In this embodiment, the outer tube 1 of the dilator has a hollow cylindrical structure, and ahandle 11 is integrally formed at the bottom of the tail of the outer tube 1 of the dilator. A switch for controlling the operation of the first rotatingmotor 24 is installed on thehandle 11 . , The first rotatingmotor 24 and the external power supply are electrically connected in sequence through wires. When the switch is pressed to make the first rotatingmotor 24 work, the output shaft of the first rotatingmotor 24 drives thestud 241 to rotate.

具体的，端套21和滑动套23均呈空心圆柱体结构，滑动套23位于端套21的后侧并与扩张器外筒1滑动连接，使得螺柱241在转动时在螺纹的作用下能够带动滑动套23在扩张器外筒1内进行移动。Specifically, theend sleeve 21 and thesliding sleeve 23 are both hollow cylindrical structures, and thesliding sleeve 23 is located at the rear side of theend sleeve 21 and is slidably connected with the outer cylinder 1 of the dilator, so that thestud 241 can be rotated under the action of the thread. Thesliding sleeve 23 is driven to move in the outer tube 1 of the dilator.

进一步的，端套21的前端面上一体成型有若干铰台211，扩张叶片22上开设有与铰台211对应的铰槽，扩张叶片22通过铰槽与铰台211铰接。扩张叶片22的外侧端一体成型有固定块221，钢缆222的一端嵌设在固定块221内，钢缆222的另一端贯穿端套21后嵌设在滑动套23中，当螺柱241的转动带动滑动套23朝扩张器外筒1的后侧运动时，滑动套23通过钢缆222拉动扩张叶片22在铰台211的作用下从合拢状态逐渐朝外展开，使得多个扩张叶片22将患者的生殖道外口部进行扩张展开，从而露出生殖道内部。Further, a plurality of hinge tables 211 are integrally formed on the front end surface of theend sleeve 21 , theexpansion blades 22 are provided with hinge grooves corresponding to the hinge tables 211 , and theexpansion blades 22 are hinged with the hinge tables 211 through the hinge grooves. The outer end of theexpansion blade 22 is integrally formed with afixing block 221 , one end of thesteel cable 222 is embedded in thefixing block 221 , and the other end of thesteel cable 222 penetrates theend sleeve 21 and then is embedded in thesliding sleeve 23 . When thesliding sleeve 23 is rotated to move toward the rear side of the outer tube 1 of the expander, thesliding sleeve 23 pulls theexpansion blades 22 through thesteel cable 222 and gradually expands outward from the closed state under the action of the hinge table 211, so that the plurality ofexpansion blades 22 will The patient's external orifice of the genital tract is expanded to expose the interior of the genital tract.

值得注意的是，第一转动电机24的尾部套接有电机座242，电机座242与扩张器外筒1的内壁紧密熔接，使第一转动电机24固定在扩张器外筒1的内部。It is worth noting that the tail of the first rotatingmotor 24 is sleeved with amotor seat 242 , and themotor seat 242 is tightly welded to the inner wall of the dilator outer cylinder 1 , so that the first rotatingmotor 24 is fixed inside the dilator outer cylinder 1 .

进一步的，内部扩张机构3从外部扩张机构2的中部穿过，内部扩张机构3包括从扩张器外筒1头部伸出的气囊31、从扩张器外筒1中穿过的导管32以及安装在气囊31头部的电子眼33。气囊31的末端连接有充气管311，充气管311套接在导管32内并与控制主机5连接，控制主机5上安装有与充气管311相连通的气泵，使得气囊31塞入患者生殖道内部后控制气泵的工作能对气囊31进行充气可使气囊31对患者生殖道内部进行扩张，控制主机5上还安装有与电子眼33相连接的显示器，使得电子眼33拍摄出的画面能够传递至显示器上，便于医护人员直接对胚胎进行检查。Further, the inner expansion mechanism 3 passes through the middle of the outer expansion mechanism 2, and the inner expansion mechanism 3 includes aballoon 31 extending from the head of the outer tube 1 of the dilator, acatheter 32 passing through the outer tube 1 of the dilator, and the installation Theelectronic eye 33 at the head of theairbag 31 . The end of theair bag 31 is connected with aninflatable tube 311, and theinflatable tube 311 is sleeved in thecatheter 32 and connected to thecontrol host 5. Thecontrol host 5 is provided with an air pump that communicates with theinflatable tube 311, so that theair bag 31 is inserted into the patient's reproductive tract. The work of the rear control air pump can inflate theair bag 31 so that theair bag 31 can expand the inside of the patient's reproductive tract, and a display connected to theelectronic eye 33 is also installed on thecontrol host 5, so that the image captured by theelectronic eye 33 can be transmitted to the display. , which is convenient for medical staff to directly check the embryo.

此外，扩张器外筒1内安装有用于递送导管32的递送机构4，递送机构4包括与扩张器外筒1紧密熔接的一对底座41、安装嵌设在其中一个底座41上的第二转动电机42以及安装在第二转动电机42输出轴末端和另一个底座41上的一对夹轮43，导管32从夹轮43中穿过后连接至控制主机5处，控制主机5上有控制第二转动电机42工作的控制键，控制键、第二转动电机42以及外部电源通过导线依次电性连接，通过按动控制键可使第二转动电机42进行工作，从而使第二转动电机42的输出轴末端带动其中一个夹轮43转动，在摩擦力的作用下，夹轮43带动导管32进行伸缩运动，从而控制气囊31在患者生殖道内部的运动。In addition, adelivery mechanism 4 for delivering thecatheter 32 is installed in the dilator outer cylinder 1 , and thedelivery mechanism 4 includes a pair of bases 41 tightly welded with the dilator outer cylinder 1 , a second rotation mounted on one of the bases 41 . Themotor 42 and a pair of clampingwheels 43 installed on the end of the output shaft of the secondrotating motor 42 and the other base 41, theconduit 32 is connected to thecontrol host 5 after passing through theclamping wheel 43, and thecontrol host 5 has a control second The control key for the operation of therotary motor 42, the control key, the secondrotary motor 42 and the external power supply are electrically connected in turn through wires, and the secondrotary motor 42 can be operated by pressing the control key, so that the output of the secondrotary motor 42 The end of the shaft drives one of the clampingwheels 43 to rotate. Under the action of friction, theclamping wheel 43 drives thecatheter 32 to perform telescopic movement, thereby controlling the movement of theballoon 31 inside the patient's reproductive tract.

值得说明的是，本发明中涉及到的第一转动电机24和第二转动电机42均可使用深圳市伟力隆电机有限公司生产的42RP775型直流有刷减速微型电机，其配套的控制电路由该厂家提供，本发明中涉及到的第一转动电机24和第二转动电机42均为现有技术，本领域技术人员完全可以实现，在此不再赘述，本发明保护的内容也不涉及对于电路和使用方法的改进。It is worth noting that the firstrotating motor 24 and the secondrotating motor 42 involved in the present invention can use the 42RP775 type DC brush deceleration micromotor produced by Shenzhen Weililong Motor Co., Ltd., and its matching control circuit is controlled by this motor. Provided by the manufacturer, the firstrotating motor 24 and the secondrotating motor 42 involved in the present invention are all in the prior art, and those skilled in the art can fully realize it, so they will not be repeated here, and the protection content of the present invention does not involve any circuit and improvements in usage.

本实施例的引产专用生殖道扩张装置在使用时，首先使患者仰卧在床上后支起双腿并将扩张器外筒1的头部对准患者的生殖道处，接着将合拢的扩张叶片22抵在生殖道的口部处，然后按动开关使得第一转动电机24工作并带动螺柱241转动，当螺柱241的转动带动滑动套23朝扩张器外筒1的后侧运动时，滑动套23通过钢缆222拉动扩张叶片22在铰台211的作用下从合拢状态逐渐朝外展开，使得多个扩张叶片22将患者的生殖道外口部进行扩张展开，从而露出生殖道内部，最后将气囊31塞入患者生殖道内部后按动控制键使第二转动电机42进行工作，从而使第二转动电机42的输出轴末端带动其中一个夹轮43转动，在摩擦力的作用下，夹轮43带动导管32进行伸缩运动，从而控制气囊31在患者生殖道内部的运动，当气囊31运动至合适位置后，操控控制主机5上气泵的工作，使得气泵对气囊31进行充气从而使气囊31对患者生殖道内部进行扩张，此时电子眼33拍摄出的画面能够传递至显示器上，便于医护人员直接对胚胎进行检查。When the genital tract dilation device for labor induction in this embodiment is used, the patient is firstly placed on the bed, his legs are raised, and the head of the dilator outer tube 1 is aligned with the patient's genital tract, and then theclosed expansion blades 22 are placed. Abut on the mouth of the reproductive tract, and then press the switch to make the firstrotating motor 24 work and drive thestud 241 to rotate. Thesleeve 23 pulls theexpansion blade 22 through thesteel cable 222 and gradually expands outward from the closed state under the action of the hinge table 211, so that themultiple expansion blades 22 expand and expand the outer opening of the patient's reproductive tract, thereby exposing the interior of the reproductive tract, and finally After theairbag 31 is inserted into the patient's reproductive tract, the control key is pressed to make the secondrotating motor 42 work, so that the end of the output shaft of the secondrotating motor 42 drives one of the clampingwheels 43 to rotate. 43 drives thecatheter 32 to perform telescopic movement, thereby controlling the movement of theairbag 31 inside the patient's reproductive tract. When theairbag 31 moves to an appropriate position, it controls the operation of the air pump on thehost 5, so that the air pump inflates theairbag 31 so that theairbag 31 can The interior of the patient's reproductive tract expands, and at this time, the image captured by theelectronic eye 33 can be transmitted to the display, so that the medical staff can directly check the embryo.

以上显示和描述了本发明的基本原理、主要特征和本发明的优点。本行业的技术人员应该了解，本发明不受上述实施例的限制，上述实施例和说明书中描述的仅为本发明的优选例，并不用来限制本发明，在不脱离本发明精神和范围的前提下，本发明还会有各种变化和改进，这些变化和改进都落入要求保护的本发明范围内。本发明要求保护范围由所附的权利要求书及其等效物界定。The foregoing has shown and described the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and descriptions are only preferred examples of the present invention, and are not intended to limit the present invention, without departing from the spirit and scope of the present invention. Under the premise, the present invention will also have various changes and improvements, and these changes and improvements all fall within the scope of the claimed invention. The claimed scope of the present invention is defined by the appended claims and their equivalents.

Claims (2)

Translated fromChinese

1.一种引产专用生殖道扩张装置，包括扩张器外筒（1），其特征在于：所述扩张器外筒（1）内设置有外部扩张机构（2）和内部扩张机构（3），所述外部扩张机构（2）包括紧密熔接在扩张器外筒（1）头部内壁处的端套（21）、铰接在端套（21）上的若干扩张叶片（22）、套接在扩张器外筒（1）内并与扩张器外筒（1）滑动连接的滑动套（23）以及安装在扩张器外筒（1）内的第一转动电机（24），所述扩张叶片（22）的外侧端与滑动套（23）之间连接有钢缆（222），第一转动电机（24）的输出轴末端紧密焊接有螺柱（241），螺柱（241）与滑动套（23）螺纹连接，所述内部扩张机构（3）包括从扩张器外筒（1）头部伸出的气囊（31）、从扩张器外筒（1）中穿过的导管（32）以及安装在气囊（31）头部的电子眼（33），扩张器外筒（1）内安装有用于递送导管（32）的递送机构（4），所述递送机构（4）包括与扩张器外筒（1）紧密熔接的一对底座（41）、安装嵌设在其中一个底座（41）上的第二转动电机（42）以及安装在第二转动电机（42）输出轴末端和另一个底座（41）上的一对夹轮（43），导管（32）从夹轮（43）中穿过后连接至控制主机（5）处；所述扩张器外筒（1）呈空心的圆柱体结构，扩张器外筒（1）尾部的底端位置处一体成型有手柄（11）；所述端套（21）和滑动套（23）均呈空心圆柱体结构，滑动套（23）位于端套（21）的后侧并与扩张器外筒（1）滑动连接；所述端套（21）的前端面上一体成型有若干铰台（211），扩张叶片（22）上开设有与铰台（211）对应的铰槽，扩张叶片（22）通过铰槽与铰台（211）铰接；所述扩张叶片（22）的外侧端一体成型有固定块（221），钢缆（222）的一端嵌设在固定块（221）内，钢缆（222）的另一端贯穿端套（21）后嵌设在滑动套（23）中；所述第一转动电机（24）的尾部套接有电机座（242），电机座（242）与扩张器外筒（1）的内壁紧密熔接；在使用时，首先使患者仰卧在床上后支起双腿并将扩张器外筒（1）的头部对准患者的生殖道处，接着将合拢的扩张叶片（22）抵在生殖道的口部处，然后按动开关使得第一转动电机（24）工作并带动螺柱（241）转动，当螺柱（241）的转动带动滑动套（23）朝扩张器外筒（1）的后侧运动时，滑动套（23）通过钢缆（222）拉动扩张叶片（22）在铰台（211）的作用下从合拢状态逐渐朝外展开，使得多个扩张叶片（22）将患者的生殖道外口部进行扩张展开，从而露出生殖道内部，最后将气囊（31）塞入患者生殖道内部后按动控制键使第二转动电机（42）进行工作，从而使第二转动电机（42）的输出轴末端带动其中一个夹轮（43）转动，在摩擦力的作用下，夹轮（43）带动导管（32）进行伸缩运动，从而控制气囊（31）在患者生殖道内部的运动，当气囊（31）运动至合适位置后，操控控制主机（5）上气泵的工作，使得气泵对气囊（31）进行充气从而使气囊（31）对患者生殖道内部进行扩张，此时电子眼（33）拍摄出的画面能够传递至显示器上，便于医护人员直接对胚胎进行检查。1. A special genital tract expansion device for labor induction, comprising a dilator outer cylinder (1), characterized in that: the dilator outer cylinder (1) is provided with an external expansion mechanism (2) and an internal expansion mechanism (3), The external expansion mechanism (2) includes an end sleeve (21) tightly welded on the inner wall of the head of the outer cylinder (1) of the expander, a plurality of expansion blades (22) hinged on the end sleeve (21), and sleeved on the expansion plate (21). A sliding sleeve (23) inside the outer cylinder (1) of the expander and slidably connected with the outer cylinder (1) of the expander, and a first rotating motor (24) installed in the outer cylinder (1) of the expander, the expansion blades (22) A steel cable (222) is connected between the outer end of ) and the sliding sleeve (23), and the end of the output shaft of the first rotating motor (24) is tightly welded with a stud (241), and the stud (241) is connected to the sliding sleeve (23). ) screw connection, the internal expansion mechanism (3) includes a balloon (31) protruding from the head of the dilator outer cylinder (1), a catheter (32) passing through the dilator outer cylinder (1), and a An electronic eye (33) at the head of the balloon (31), a delivery mechanism (4) for delivering a catheter (32) is installed in the dilator outer cylinder (1), the delivery mechanism (4) including the dilator outer cylinder (1) ) a pair of bases (41) tightly welded together, a second rotating motor (42) embedded in one of the bases (41), and the end of the output shaft of the second rotating motor (42) and the other base (41) A pair of clamping wheels (43) on the upper part, the catheter (32) is connected to the control host (5) after passing through the clamping wheel (43); A handle (11) is integrally formed at the bottom end of the tail of the outer cylinder (1); the end sleeve (21) and the sliding sleeve (23) are both hollow cylindrical structures, and the sliding sleeve (23) is located at the end sleeve (21) The rear side of the end sleeve (21) is slidably connected with the outer cylinder (1) of the expander; a number of hinge platforms (211) are integrally formed on the front end surface of the end sleeve (21), and the expansion blades (22) are provided with hinge platforms (211) The corresponding hinge groove, the expansion blade (22) is hinged with the hinge table (211) through the hinge groove; the outer end of the expansion blade (22) is integrally formed with a fixing block (221), and one end of the steel cable (222) is embedded in the Inside the fixing block (221), the other end of the steel cable (222) penetrates the end sleeve (21) and is embedded in the sliding sleeve (23); the tail of the first rotating motor (24) is sleeved with a motor seat (242) ), the motor seat (242) is tightly welded with the inner wall of the outer tube of the dilator (1); when using, first make the patient lie supine on the bed, support both legs, and align the head of the outer tube of the dilator (1) with the patient At the genital tract, then place the closed expansion blade (22) against the mouth of the genital tract, and then press the switch to make the first rotating motor (24) work and drive the stud (241) to rotate, when the stud (241) When the rotation of ) drives the sliding sleeve (23) to move toward the rear side of the outer cylinder (1) of the expander, the sliding sleeve (23) pulls the expansion blade (22) through the wire cable (222) on the hinge table (211) Use the bottom to gradually expand outward from the closed state, so that a plurality of expansion blades (22) expand and expand the outer opening of the patient's reproductive tract, thereby exposing the interior of the reproductive tract, and finally insert the balloon (31) into the patient's reproductive tract and press The control key makes the second rotating motor (42) work, so that the end of the output shaft of the second rotating motor (42) drives one of the clamping wheels (43) to rotate, and under the action of friction, the clamping wheel (43) drives the catheter (32) Perform a telescopic motion to control the movement of the airbag (31) inside the patient's reproductive tract, and when the airbag (31) moves to a suitable position, control the operation of the air pump on the host (5), so that the air pump can affect the airbag (31) The airbag (31) is inflated to expand the inside of the patient's reproductive tract, and at this time, the picture captured by the electronic eye (33) can be transmitted to the display, so that the medical staff can directly check the embryo.2.根据权利要求1所述的引产专用生殖道扩张装置，其特征在于：所述气囊（31）的末端连接有充气管（311），充气管（311）套接在导管（32）内并与控制主机（5）连接。2 . The special reproductive tract dilation device for labor induction according to claim 1 , characterized in that: the end of the balloon ( 31 ) is connected with an inflatable tube ( 311 ), and the inflatable tube ( 311 ) is sleeved in the catheter ( 32 ) and Connect to the control panel (5).

Images