CN217286011U

CN217286011U - Fetal head suction type midwifery forceps

Info

Publication number: CN217286011U
Application number: CN202220606419.1U
Authority: CN
Inventors: 胡美荣; 王俊萍
Original assignee: Changle Maternal And Child Health Hospital
Current assignee: Changle Maternal And Child Health Hospital
Priority date: 2022-03-18
Filing date: 2022-03-18
Publication date: 2022-08-26
Anticipated expiration: 2032-03-18

Abstract

The utility model discloses a fetal head attraction type obstetric forceps, including alternately mounted pincers body one and pincers body two be provided with the pipe on the pincers body one the pipe tip switches on and installs negative sucker, just still be provided with a piston section of thick bamboo on the pincers body one, a piston section of thick bamboo utilizes the trachea to switch on with the pipe, and this fetal head attraction type obstetric forceps is different from prior art, through combining the pincers body with negative sucker organically, when clinical practise midwifery uses, accessible pincers body one and pincers body two are closed, and the in-process of getting fetal head is pressing from both sides to the obstetric forceps, can synchronous negative sucker of ordering about attracts the head, and then when more can alleviateing the misery of lying-in woman's delivery, can effectually reduce the operation consuming time to make the childbirth process more smooth, the security is high.

Description

Fetal head suction type midwifery forceps

Technical Field

The utility model relates to the technical field of obstetric apparatus, in particular to a fetal head suction type obstetric forceps.

Background

An obstetric forceps is an instrument used for assisting a parturient to deliver a baby, and obstetric forceps delivery assistance is one of important means for solving the problem of head dystocia, shortening the second labor stage and terminating pregnancy as early as possible.

At present, when a delivery room in an obstetrical department utilizes tools to assist delivery of a pregnant woman to be delivered, most of the existing delivery tools like delivery forceps are single instruments, but sometimes more than two instruments are needed to be used together for delivering, and the types of instruments are various, so that the working space of each instrument is occupied inevitably.

In the prior art, a fetal head suction type obstetric forceps disclosed in patent application No. CN201921772292.5 is mainly used for combining the obstetric forceps with a sucker by adding a fetal head sucker on the obstetric forceps, so that the purposes of dual purposes and space occupation reduction are achieved, but the sucker and the obstetric forceps are only overlapped in the mode, the sucker and the obstetric forceps are required to be respectively operated to carry out the delivery assistance when in use, the operation is very troublesome, the obstetric forceps and the sucker are not organically combined, the operation time can be seriously prolonged, even the safety of a lying-in woman and a fetus is influenced due to overlong fetal head suction type obstetric forceps, and therefore, the fetal head suction type obstetric forceps are provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fetal head attraction formula helps obstetric forceps to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: a fetal head suction type obstetric forceps comprises a forceps body I and a forceps body II which are installed together in a crossed mode, wherein a guide pipe is arranged on the forceps body I, a negative pressure sucking disc is installed at the end of the guide pipe in a conduction mode, a piston cylinder is further arranged on the forceps body I, and the piston cylinder is communicated with the guide pipe through an air pipe;

and a piston rod is arranged in the piston cylinder, and a linkage part which drives the piston rod to move when the first clamp body and the second clamp body are opened and closed is arranged between the piston rod and the second clamp body.

Preferably, the linkage part comprises a bearing seat I arranged on the piston rod, a rotating shaft I is arranged on the bearing seat I, an ejector rod is arranged on the bearing seat I through the rotating shaft I, a bearing seat II is arranged on the inner side of the clamp body II, a rotating shaft II is arranged on the bearing seat II, and one end, far away from the rotating shaft I, of the ejector rod is connected with the rotating shaft II.

Preferably, the first bearing seat is slidably arranged on the piston rod, and a positioning piece for butting the first bearing seat is arranged on the piston rod;

the ejector pin is including mobile jib, vice pole and screw sleeve, the mobile jib is installed in pivot one, vice pole is installed in pivot two, just mobile jib and vice pole are the screw rod structure, the screw sleeve is located between mobile jib and the vice pole, and both ends are threaded sleeve respectively and are established on mobile jib and vice pole.

Preferably, a plurality of grooves are arranged on the surface of the threaded sleeve at equal intervals.

Preferably, the piston rod is of a screw structure, the positioning element comprises two hexagon nuts which are installed on the piston rod in a threaded mode, and the hexagon nuts are respectively arranged on the piston rod and located on two sides of the bearing seat.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses be different from prior art, through the organic combination with the pincers body and negative pressure sucking disc, when clinical practise midwifery used, accessible pincers body one and pincers body two are closed, and the delivery forceps is pressing from both sides the in-process of getting foetus head promptly, can be synchronous orders about negative pressure sucking disc and attract the head, and then when more can alleviateing the misery of lying-in woman's childbirth, can effectual reduction operation consuming time to make the childbirth process more smooth, the security is high.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of another embodiment of the present invention shown in FIG. 1;

fig. 3 is a schematic view of the linkage component structure of the present invention.

In the figure: 1, a first clamp body; 2-a second clamp body; 3-a catheter; 4-negative pressure suction cup; 5-a piston cylinder; 6-a piston rod; 7-a linkage member; 71-a first bearing seat; 72-rotating shaft one; 73-a mandril; 731-main rod; 732-secondary rod; 733-a threaded sleeve; 734-grooves; 74-a second bearing seat; 75-rotating shaft two; 8-a positioning element; 81-hexagonal nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a fetal head suction type obstetric forceps comprises a forceps body I1 and a forceps body II 2 which are installed together in a crossed mode, wherein a guide pipe 3 is arranged on the forceps body I1, a negative pressure sucking disc 4 is installed at the end portion of the guide pipe 3 in a conduction mode, a piston cylinder 5 is further arranged on the forceps body I1, and the piston cylinder 5 is communicated with the guide pipe 3 through an air pipe;

a piston rod 6 is arranged in the piston cylinder 5, and an interlocking part 7 which drives the piston rod 6 to move when the first forceps body 1 and the second forceps body 2 are opened and closed is arranged between the piston rod 6 and the second forceps body 2.

As an embodiment, the linking component 7 includes a first bearing seat 71 disposed on the piston rod 6, a first rotating shaft 72 is mounted on the first bearing seat 71, a second bearing seat 74 is disposed on the first bearing seat 71 by using the first rotating shaft 72, a second rotating shaft 75 is disposed on the second bearing seat 74, and an end of the first bearing seat 73 away from the first rotating shaft 72 is connected to the second rotating shaft 75.

The first bearing seat 71 is arranged on the piston rod 6 in a sliding manner, and a positioning piece 8 for butting the first bearing seat 71 is arranged on the piston rod 6;

the top rod 73 comprises a main rod 731, an auxiliary rod 732 and a threaded sleeve 733, the main rod 731 is mounted on a first rotating shaft 72, the auxiliary rod 732 is mounted on a second rotating shaft 75, the main rod 731 and the auxiliary rod 732 are both in a screw structure, the threaded sleeve 733 is located between the main rod 731 and the auxiliary rod 732, and two ends of the threaded sleeve are respectively sleeved on the main rod 731 and the auxiliary rod 732 in a threaded manner;

when the pair of forceps is used, the first forceps body 1 and the second forceps body 2 are opened and closed, the ejector rod 73 is driven to push the piston rod 6 to move synchronously, and then the forceps bodies and the suckers are organically combined, so that the pair of forceps is effectively convenient for midwifery use.

It should be noted that, when the threaded sleeve 733 rotates in one direction, the main rod 731 and the auxiliary rod 732 will be drawn into the threaded sleeve 733 or ejected out of the threaded sleeve 733 synchronously while rotating in the opposite direction, and the length of the ejector rod 73 is adjusted by the movement on the first bearing seat 71, so that the purpose of changing the negative pressure of the vacuum chuck 4 is achieved under the condition that the clamp has a fixed swing angle, that is, under the condition that the clamp has the same swing position, the suction force of the vacuum chuck 4 is changed, so as to better meet the midwifery use of the suction of the fetal head.

A plurality of grooves 734 are equidistantly arranged on the surface of the threaded sleeve 733 to effectively facilitate the rotation of the threaded sleeve 733, thereby facilitating the adjustment of the suction force of the vacuum chuck 4.

The piston rod 6 is of a screw rod structure, the positioning member 8 comprises two hexagon nuts 81 which are installed on the piston rod 6 in a threaded mode, the hexagon nuts 81 are respectively arranged on the piston rod 6 and located on two sides of the bearing seat I71, and the piston rod is positioned by the positive movement according to the position to be moved of the bearing seat I71.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a child head attraction type helps obstetric forceps, includes alternately clamp body one (1) and clamp body two (2) together, its characterized in that: a guide tube (3) is arranged on the first plier body (1), a negative pressure sucker (4) is installed at the end part of the guide tube (3) in a conduction way, a piston cylinder (5) is also arranged on the first plier body (1), and the piston cylinder (5) is communicated with the guide tube (3) by an air tube;

and a piston rod (6) is arranged in the piston cylinder (5), and a linkage part (7) which drives the piston rod (6) to move when the first forceps body (1) and the second forceps body (2) are opened and closed is arranged between the piston rod (6) and the second forceps body (2).

2. The fetal head suction type obstetric forceps as claimed in claim 1, wherein: the linkage component (7) comprises a bearing seat I (71) arranged on the piston rod (6), a rotating shaft I (72) is installed on the bearing seat I (71), a push rod (73) is installed on the bearing seat I (71) through the rotating shaft I (72), a bearing seat II (74) is arranged on the inner side of the clamp body II (2), a rotating shaft II (75) is arranged on the bearing seat II (74), and one end, far away from the rotating shaft I (72), of the push rod (73) is connected with the rotating shaft II (75).

3. The fetal head suction type obstetric forceps according to claim 2, characterized in that: the bearing seat I (71) is arranged on the piston rod (6) in a sliding mode, and a positioning piece (8) for butting the bearing seat I (71) is arranged on the piston rod (6);

the ejector rod (73) comprises a main rod (731), an auxiliary rod (732) and a threaded sleeve (733), the main rod (731) is installed on a first rotating shaft (72), the auxiliary rod (732) is installed on a second rotating shaft (75), the main rod (731) and the auxiliary rod (732) are both in a screw rod structure, the threaded sleeve (733) is located between the main rod (731) and the auxiliary rod (732), and two ends of the threaded sleeve are respectively sleeved on the main rod (731) and the auxiliary rod (732) in a threaded manner.

4. The fetal head suction type obstetric forceps according to claim 3, characterized in that: a plurality of grooves (734) are arranged on the surface of the threaded sleeve (733) at equal intervals.

5. The fetal head suction type obstetric forceps as claimed in claim 4, wherein: the piston rod (6) is of a screw rod structure, the positioning piece (8) comprises two hexagonal nuts (81) which are installed on the piston rod (6) in a threaded mode, and the hexagonal nuts (81) are respectively arranged on the piston rod (6) and located on two sides of the bearing seat I (71).