CN210077827U

CN210077827U - Membrane rupture device for clinical use of obstetrical department

Info

Publication number: CN210077827U
Application number: CN201920730034.4U
Authority: CN
Inventors: 于书君
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-21
Filing date: 2019-05-21
Publication date: 2020-02-18
Anticipated expiration: 2029-05-21

Abstract

The utility model relates to the technical field of delivery-assisting instruments, in particular to a membrane rupturing device for clinical use in obstetrical department, which solves the defect that the membrane rupturing device in the prior art easily stabs a fetus, and comprises a first clamping bar and a second clamping bar which are symmetrical to each other, wherein the middle parts of the first clamping bar and the second clamping bar are hinged, the tail ends of the first clamping bar and the second clamping bar are respectively provided with a handle, the head ends of the first clamping bar and the second clamping bar are respectively provided with a contact head, one side of the head end of the second clamping bar, which is close to the first clamping bar, is provided with a puncture needle inclined towards the head end, one side of the head end of the first clamping bar, which is close to the second clamping bar, is provided with a protective baffle, the upper parts of the first clamping bar and the second clamping bar are sleeved with air bags, the upper parts of the air bags are communicated with a communicating pipe, the flexible contact blocks are arranged at the head parts of the two clamping bars, the puncture needles are avoided from, but also can be temporarily blocked in the vagina after the membrane is broken, so as to avoid the flowing-out overspeed of the amniotic fluid.

Description

Membrane rupture device for clinical use of obstetrical department

Technical Field

The utility model relates to a midwifery apparatus technical field especially relates to a membrane rupture device of clinical use of obstetrical department.

Background

In obstetrical clinic, for a parturient with induced labor indication, unbroken fetal membrane in the second stage of labor, excessive amniotic fluid for natural delivery and early placental peeling, artificial membrane rupture is needed, in popular science, the amnion including a fetus is punctured by a small needle or a small forceps, and at present, the artificial membrane rupture steps are as follows: touching the anterior amniotic sac with a finger entering the dilated cervix; under the guidance of fingers, putting the tooth forceps and the forceps on the surface of the amniotic sac; during the uterine contraction interval, the fetal membranes are punctured by blunt points of forceps (tweezers) to allow amniotic fluid to slowly flow out; the examined finger is temporarily blocked in the vagina to prevent the amniotic fluid from flowing out too fast. At present, the membrane breaking instrument is generally tweezers or forceps, and the head of a fetus is easily poked by careless operation, so that medical accidents are caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defect that the fetal is easily stabbed by a membrane breaking instrument in the prior art and providing a membrane breaking device for clinical use in obstetrical department.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a rupture of membranes ware of clinical use of obstetrical department, includes first clamping bar and the second clamping bar of mutual symmetry, the middle part of first clamping bar and second clamping bar is articulated, and the tail end of first clamping bar and second clamping bar all is provided with the handle, the contact head is all installed to the head end of first clamping bar and second clamping bar, one side that the head end of second clamping bar is close to first clamping bar is provided with the felting needle to head end slope, one side that the head end of first clamping bar is close to the second clamping bar is provided with guard flap, the upper portion cover of first clamping bar and second clamping bar has the gasbag, and the upper portion intercommunication of gasbag has communicating pipe, and the inside of communicating pipe is provided with the check valve.

Preferably, the heads of the first clamping rod and the second clamping rod are fixedly connected with connecting screw rods, thread grooves matched with the connecting screw rods are formed in the upper portions of the contact heads, and the contact heads are in threaded connection with the upper portions of the connecting screw rods.

Preferably, the contact head is of a spherical structure, and the surface of the contact head is provided with anti-skid grains.

Preferably, the material of the contact is medical grade silica gel.

Preferably, the included angle between the puncture needle and the symmetry axis of the first clamping bar and the second clamping bar is 40-70 degrees.

Preferably, the upper portions of the first clamping rod and the second clamping rod are provided with limiting portions, and the upper portion of the air bag is provided with an annular accommodating groove matched with the limiting portions.

The utility model has the advantages that:

1. the flexible contact blocks are arranged at the heads of the two clamping rods, so that the amnion can be punctured after being clamped when the amnion is punctured, and the puncture needle is prevented from stabbing a fetus.

2. The device is provided with the air bag which is sleeved outside the two clamping rods, so that the stimulation of the device to the birth canal can be reduced, the device can be temporarily blocked in the vagina after the membrane is broken, and the phenomenon that the amniotic fluid flows out too fast is avoided.

Drawings

Fig. 1 is a schematic front view of a membrane rupture device with an air bag for obstetrical clinical use according to the present invention;

fig. 2 is a schematic view of the membrane rupturing device for obstetrical clinical use according to the present invention;

fig. 3 is a schematic structural diagram of a part a in fig. 2 of a membrane rupturing device for obstetrical clinical use according to the present invention;

fig. 4 is a schematic view of the air bag of the membrane rupture device for clinical use in obstetrical department.

In the figure: 1 a first clamping bar, 2 a second clamping bar, 3 a handle, 4 a connecting screw rod, 5 a contact head, 6 a puncture needle, 7 a protective baffle, 8 an air bag, 9 a limiting part, 10 a containing groove and 11 a communicating pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

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 or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed 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 limited otherwise.

Referring to fig. 1-4, a membrane rupture device for obstetrical clinical use, including first clamping bar 1 and second clamping bar 2 that are symmetrical to each other, the middle part of first clamping bar 1 and second clamping bar 2 is articulated, the tail end of first clamping bar 1 and second clamping bar 2 all is provided with handle 3, contact 5 is all installed to the head end of first clamping bar 1 and second clamping bar 2, the head end of second clamping bar 2 is close to one side of first clamping bar 1 and welds felting needle 6 that inclines to the head end, the head end of first clamping bar 1 is close to one side of second clamping bar 2 and welds protective barrier 7, the upper portion cover of first clamping bar 1 and second clamping bar 2 has gasbag 8, and the upper portion intercommunication of gasbag 8 has communicating pipe 11, the inside of communicating pipe 11 is provided with the check valve, the air can only get into gasbag 8 through communicating pipe 11 by the external world, and can not flow out.

Specifically, connecting screw 4 has all been welded to the head of first clamping bar 1 and second clamping bar 2, and the thread groove that matches with connecting screw 4 is seted up on the upper portion of

contact

5, and 5 threaded connection of contact are on connecting screw 4 upper portions, and contact 5 is globular structure, and in order to be convenient for press from both sides the amnion, its surface is equipped with anti-skidding line, and the material of contact 5 is medical grade silica gel.

Wherein, the included angle between the felting needle 6 and the symmetry axis of the first clamping bar 1 and the second clamping bar 2 is 40-70 degrees.

Wherein, the upper portions of the first clamping rod 1 and the second clamping rod 2 are provided with limiting portions 9, and the upper portion of the air bag 8 is provided with an annular accommodating groove 10 matched with the limiting portions 9.

Example (b): before membrane rupture is carried out, a new disposable contact head 5 is screwed on the upper part of a connecting screw rod 4, a new disposable air bag 8 is sleeved on the upper parts of a first clamping rod 1 and a second clamping rod 2, the first clamping rod 1 and the second clamping rod 2 extend into a vagina, an assistant connects an air pump with a communicating pipe 11, the air bag 8 is inflated, the first clamping rod 1 and the second clamping rod 2 are pushed forwards, the contact head 5 is enabled to support against the amnion, the first clamping rod 1 and the second clamping rod 2 are pinched to be close to each other, the amnion is pinched by the two contact heads 5, the amnion is punctured by a puncture needle 6, at the moment, the first clamping rod 1 and the second clamping rod 2 are slightly stretched, the first clamping rod 1 and the second clamping rod 2 are withdrawn from a birth canal, and the air bag 8 is temporarily left in the birth canal, so that the outflow overspeed of amniotic fluid is avoided.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A membrane rupture device for obstetrical clinical use comprises a first clamping rod (1) and a second clamping rod (2) which are symmetrical to each other, the middle parts of the first clamping rod (1) and the second clamping rod (2) are hinged, and the tail ends of the first clamping rod (1) and the second clamping rod (2) are both provided with a handle (3), it is characterized in that the head ends of the first clamping rod (1) and the second clamping rod (2) are both provided with a contact head (5), one side of the head end of the second clamping rod (2) close to the first clamping rod (1) is provided with a pricker (6) inclined towards the head end, a protective baffle (7) is arranged on one side of the head end of the first clamping rod (1) close to the second clamping rod (2), the upper parts of the first clamping rod (1) and the second clamping rod (2) are sleeved with air bags (8), and the upper part of the air bag (8) is communicated with a communication pipe (11), and a one-way valve is arranged inside the communication pipe (11).

2. The membrane rupture device for obstetrical clinical use according to claim 1, wherein the heads of the first clamping bar (1) and the second clamping bar (2) are both fixedly connected with a connecting screw (4), the upper portion of the contact head (5) is provided with a thread groove matched with the connecting screw (4), and the contact head (5) is in threaded connection with the upper portion of the connecting screw (4).

3. The obstetric clinical rupture device of claim 1, wherein the contact head (5) is of a spherical structure and has anti-slip lines on the surface.

4. A membrane rupture device for obstetrical clinical use according to claim 1, wherein the material of the contact head (5) is medical grade silica gel.

5. A membrane rupture device for obstetrical clinical use according to claim 1, wherein the angle between the puncture needle (6) and the symmetry axis of the first clamping bar (1) and the second clamping bar (2) is 40 ° to 70 °.

6. The membrane rupture device for obstetrical clinical use according to claim 1, wherein the upper portions of the first clamping bar (1) and the second clamping bar (2) are provided with limiting portions (9), and the upper portion of the air bag (8) is provided with an annular accommodating groove (10) matched with the limiting portions (9).