CN210811359U

CN210811359U - Gynaecology and obstetrics's operation pincers of arbitrary angle pivoted

Info

Publication number: CN210811359U
Application number: CN201920764254.9U
Authority: CN
Inventors: 赵婧; 周常华; 程艳
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-24
Filing date: 2019-05-24
Publication date: 2020-06-23
Anticipated expiration: 2029-05-24

Abstract

An obstetrical and gynecological surgical forceps capable of rotating at any angle at least comprises a first fixing shaft, a second fixing shaft, a fixed forceps head and a movable forceps head. Be provided with first ball articulated elements according to integrated into one piece's mode on the second fixed axle, have second ball articulated elements according to globular articulated mode movable mounting on the first ball articulated elements, the second end of first fixed axle is provided with the disc, and fixed binding clip and activity binding clip all set up on the disc, are provided with the first line of drawing of a plurality of according to the mode of following its axial through on the first fixed axle, wherein: the first end of the first pull wire is connected to the disc and the second end of the first pull wire is connected to the second spherical hinge. Under the condition that the second spherical hinge part is under the action of external force, the fixed tong head can rotate around the spherical center of the first spherical hinge part relative to the central axis of the first fixed shaft according to the second spherical hinge part so as to deflect a certain angle in a mode that the first pull wire moves in the first fixed shaft. The utility model discloses angle adjustment in real time controls the convenience, and easy operation is practical.

Description

Gynaecology and obstetrics's operation pincers of arbitrary angle pivoted

Technical Field

The utility model relates to an operating forceps technical field especially relates to an arbitrary angle pivoted gynaecology and obstetrics's operating forceps.

Background

The gynecological operation usually needs the operating forceps to have a certain bending angle or even have multiple bending to better adapt to the human body structure, and the existing operating forceps only have one angle or only one fixed bending angle and easily cause injury to a patient in the operation process, so that the design of the gynecological operating forceps capable of rotating at any angle is very necessary.

Chinese patent publication No. CN208610955U discloses a gynaecological and obstetrical forceps rotating at any angle, which comprises a device body, wherein the device body is composed of a handle arranged at one side of the device body and a base arranged at one side of the handle, and the base and the handle are tightly attached and fixed; one side of handle is equipped with the link, just the link runs through the setting in the handle, one side of handle is equipped with anti-skidding line, just anti-skidding line covers the surface that sets up at the handle, one side of handle is equipped with the fixed band, just the fixed band intussuseption is set up the surface at the handle. Medical personnel can rationally adjust the angle of the surgical forceps according to the actual condition of the patient and the current operation requirement, and can meet the objective requirement of the operation. However, the operation of the rotation angle of the device is relatively complex, once the rotation angle is determined, the operation of taking out the surgical forceps from the body of a patient is needed when the angle is changed again, the real-time fine adjustment of the rotation angle cannot be realized, the opening and closing control of the shearing sheet and the latch is not perfect enough, the surgical forceps are difficult to separate from the tissues of the patient, the design of the handle of the device is not favorable for the operation, the whole practicability is not strong, and the working efficiency of medical staff can be influenced.

Moreover, on the one hand, since the skilled person in the art who is understood by the applicant is necessarily different from the examination department; on the other hand, since the inventor studied a lot of documents and patents when making the present invention, but the space limit did not list all details and content in detail, however, this is by no means the present invention does not possess these prior art features, but on the contrary the present invention has possessed all features of the prior art, and the applicant reserves the right to increase the related prior art in the background art at any time according to the relevant regulations of the examination guideline.

SUMMERY OF THE UTILITY MODEL

The utility model provides an arbitrary angle pivoted gynaecology and obstetrics's operation pincers, it is not enough to prior art, the utility model provides an at least includes first fixed axle, second fixed axle, fixed binding clip and activity binding clip. The second fixed shaft is arranged at the first end of the first fixed shaft, and the fixed tong head and the movable tong head are hinged with each other and arranged at the second end of the first fixed shaft, wherein: the improved wrench is characterized in that a first ball hinge is arranged on the second fixing shaft in an integrated forming mode, a second ball hinge is movably arranged on the first ball hinge in a spherical hinge mode, a disc is arranged at the second end of the first fixing shaft, the fixed tong head and the movable tong head are both arranged on the disc, and a plurality of first pull wires are arranged on the first fixing shaft in an axial penetrating mode, wherein: a first end of the first pull wire is connected to the disc and a second end of the first pull wire is connected to the second spherical hinge. Under the condition that the second spherical hinge part is subjected to external force, the fixed tong head can deflect a certain angle relative to the central axis of the first fixed shaft according to the mode that the second spherical hinge part rotates around the spherical center of the first spherical hinge part so that the first pull wire moves in the first fixed shaft.

According to a preferred embodiment, the disc is connected to the second end of the first fixed shaft by a sheath, inside which a first spring is nested, the second spherical hinge being provided with a hub, wherein: the second end of the first pull wire is connected to the wire collecting plate, and two ends of the first spring are connected to the disc and the second end of the first fixing shaft respectively. Under the condition that the first pull wire is acted by external force and moves in the first fixed shaft, the fixed tong head can deflect a certain angle relative to the central axis of the first fixed shaft according to the bending mode of the first spring.

According to a preferred embodiment, a second pull wire and a third pull wire are connected to the movable binding clip in such a way as to simultaneously penetrate the second fixed shaft, the first spring and the disc, wherein: the fixed binding clip is fixed on the first end surface of the disc, the movable binding clip is hinged with the fixed binding clip through a first pin shaft, a spool is arranged on the fixed binding clip, the first end of the second stay wire is connected to the first side surface of the movable binding clip by bypassing the spool, and the first end of the third stay wire is connected to the second side surface of the movable binding clip in a mode of penetrating through a first bump arranged on the first end surface of the disc.

According to a preferred embodiment, the first end of the second fixed shaft is provided with a groove, a control block is rotatably installed in the groove through a second pin shaft, wherein: the second end of the second pull wire is connected to the first end of the control block, and the second end of the third pull wire is connected to the second end of the control block.

According to a preferred embodiment, under the condition that the control block is acted by an external force and rotates around the central axis of the second pin shaft, the first included angle can be reduced in a manner that the second pull wire is stretched to enable the movable tong head to rotate around the central axis of the first pin shaft, or the first included angle can be increased in a manner that the third pull wire is stretched to enable the movable tong head to rotate around the central axis of the first pin shaft.

According to a preferred embodiment, a first handle is arranged on the side of the second fixed shaft, an extension frame is arranged on the first side of the first handle, and the second handle is rotatably connected to the extension frame through a third pin shaft, wherein: and a second spring is arranged between the first handle and the second handle.

According to a preferred embodiment, the first end of the second handle is slidingly connected to the control block by a fourth pin, wherein: the first side surface of the control block is provided with a second convex block, the second convex block is provided with a sliding groove in a penetrating mode, and the fourth pin shaft is nested in the sliding groove.

According to a preferred embodiment, the control block is able to rotate around the central axis of the second pin in such a way that the fourth pin slides in the sliding groove, in the case where the second handle is subjected to an external force and rotates around the central axis of the third pin so that the second spring is in a compressed state.

According to a preferred embodiment, a plurality of direction handles are arranged on the hub in an evenly distributed manner.

According to a preferred embodiment, the first and second stationary shafts are each cylindrical.

The utility model has the advantages of:

(1) the utility model discloses a set up first spring and pull the arbitrary angle rotation that the mode of first acting as go-between is realized to the mode of first ball articulated elements and second ball articulated elements, medical staff can realize the adjustment of the arbitrary direction turned angle of operation pincers through controlling the direction handle as required.

(2) The utility model discloses a mode cooperation second that sets up first handle and second handle is acted as go-between and the third is acted as go-between and can be effectively controlled movable binding clip and the fixed binding clip open and close the degree for the operation pincers are held conveniently, are favorable to the medical staff operation, can effectively improve medical staff's work efficiency.

Drawings

FIG. 1 is a first perspective view of a preferred forceps for gynecological and obstetrical use of the present invention;

FIG. 2 is a schematic top view of a preferred forceps for obstetrics and gynecology department of the present invention;

FIG. 3 is a front view of the preferred forceps for obstetrics and gynecology department of the present invention;

FIG. 4 is a cross-sectional view of section A-A of the top view of the preferred gynecological forceps of the present invention;

FIG. 5 is an enlarged view of a portion of the structure of FIG. 4 at A;

FIG. 6 is an enlarged partial view of the structure at B in FIG. 4; and

fig. 7 is a second perspective view of the preferred forceps for obstetrics and gynecology department of the present invention.

List of reference numerals

1: the movable binding clip 2: first pin shaft 3: disc with a circular groove

4: first fixed shaft 5: first stay 6: second pin shaft

7: the first handle 8: second spring 9: second handle

10: third pin shaft 11: the extension frame 12: fourth pin shaft

13: second bump 14: control block 15: groove

16: second fixed shaft 17: first ball hinge 18: line concentration board

19: direction handle 20: sheath 21: second stay wire

22: fixing the binding clip 23: the chute 24: third stay wire

25: first bump 26: first spring 27: bobbin

28: second spherical hinge

α first included angle

Detailed Description

The following detailed description is made with reference to the accompanying drawings.

As shown in fig. 1 to 7, the present invention relates to a gynaecology and obstetrics forceps rotating at any angle, especially to a gynaecology and obstetrics forceps with a bending end at any angle, or a gynaecology and obstetrics forceps with a bending working end at any angle based on the axis. At least comprises a first fixed shaft 4, a second fixed shaft 16, a fixed tong head 22 and a movable tong head 1. Preferably, the first stationary shaft 4 and the second stationary shaft 16 are both cylindrical. The second stationary shaft 16 is disposed at a first end of the first stationary shaft 4. The fixed binding clip 22 and the movable binding clip 1 are hinged to each other and are arranged at the second end of the first fixed shaft 4. Wherein: the second fixed shaft 16 is provided with a first ball hinge 17 integrally formed thereon. A second ball joint 28 is movably mounted on the first ball joint 17 in a ball joint manner. As shown in fig. 4, the second ball hinge 28 is nested with the first ball hinge 17. Preferably, first ball hinge 17 is spherical. Preferably, the second ball joint 28 is shaped to fit the first ball joint 17. For example, the second ball joint 28 can be rotated about the center of the first ball joint 17 by applying a force to the second ball joint 28, similar to a ball joint structure. Preferably, the second spherical hinge 28 is provided with the hub 18. Preferably, the line concentrator 18 is provided with a plurality of direction handles 19 in an evenly distributed manner. As shown in fig. 1, the number of the direction knob 19 may be preferably 4. Preferably, the directional knobs 19 are evenly distributed with respect to each other. Preferably, the second end of the first stationary shaft 4 is provided with a disc 3. The fixed binding clip 22 and the movable binding clip 1 are both arranged on the disc 3. Preferably, the fixed jaw 22 is fixed to a first end surface of the disc 3. The movable binding clip 1 is hinged with the fixed binding clip 22 through a first pin shaft 2. As shown in fig. 5, the movable binding clip 1 can rotate around the central line of the first pin 2 to cooperate with the fixed binding clip 22 to realize the clamping function. A plurality of first pull wires 5 are arranged on the first fixing shaft 4 in a mode of penetrating along the axial direction of the first fixing shaft, wherein: a first end of a first pull wire 5 is connected to the disc 3. The second end of the first wire 5 is connected to the second ball hinge 28. Preferably, the second end of the first wire 5 is connected to the wire collecting plate 18. Preferably, the disc 3 is connected to the second end of the first stationary shaft 4 by means of a sheath 20. Preferably, the sheath 20 is made of a resilient medical grade silicone. Inside the sheath 20 is nested a first spring 26, wherein: both ends of the first spring 26 are connected to the disc 3 and the second end of the first fixed shaft 4, respectively. In the event of external forces acting on the second ball joint 28, the fixed jaw 22 can be pivoted by a certain angle relative to the central axis of the first stationary shaft 4 in such a way that the second ball joint 28 pivots about the center of the sphere of the first ball joint 17 in order to displace the first guy wire 5 in the first stationary shaft 4. Preferably, when the first wire 5 is moved in the first fixed shaft 4 by an external force, the fixed jaw 22 can be deflected at a certain angle with respect to the central axis of the first fixed shaft 4 in such a manner that the first spring 26 is bent. Preferably, the first spring 26 has elasticity, and can be bent under an external force and be restored after the external force is removed. The first spring 26 can make the forceps head and the forceps body smoothly transition when the forceps are bent, and the comfort of the device is improved to a certain extent. After the external force is removed, the surgical forceps can be restored after the use is finished.

For example, when the medical staff needs to rotate the head portion of the forceps for a certain angle, the first pull wire 5 will apply a pulling force to the disc 3 by applying a force to the direction knob 19 to rotate the second ball hinge 28 around the spherical center of the first ball hinge 17, and the first spring 26 will be bent by the disc 3 to deflect the head portion with respect to the central axis of the first fixed shaft 4. The sheath 20 is bendable, which prevents the first spring 26 from injuring the patient during bending.

Preferably, the second and third pull wires 21, 24 are connected to the movable binding head 1 in such a way that they extend through the second stationary shaft 16, the first stationary shaft 4, the first spring 26 and the disc 3 simultaneously, wherein the stationary binding head 22 is provided with a spool 27, preferably the side of the spool 27 is smooth, the first end of the second pull wire 21 is connected to the first side of the movable binding head 1 around the spool 27, the first end of the disc 3 is welded with a first protrusion 25, the first end of the third pull wire 24 is connected to the second side of the movable binding head 1 in such a way that it extends through the first protrusion 25, preferably the first end of the second stationary shaft 16 is provided with a groove 15, in which the control block 14 is rotatably mounted by means of a second pin 6, the control block 14 is used to indirectly control the angle between the movable binding head 1 and the central axis 22 of the fixed binding head for quick clamping and release, as shown in fig. 6 the control block 14 is preferably triangular, the end face of the second pull wire 6 is connected to the movable binding head 14 in such a way that the angle between the second side of the second pull wire 21 and the second side of the movable binding head 14 can be changed, preferably by rotation of the second pin 14, such that the second pull wire 14 is increased, and the angle between the second end of the second pull wire 14 can be changed by the second pull wire 14, preferably increased, preferably by the second pull wire 14 when the second pull wire 14 is changed by the second pull wire 14, the angle between the second end of the second fixed binding block 14, preferably the second pull wire 14 is changed by the second pull wire 14, the angle of the second pull wire can be changed by the angle of the second pull wire 14, the angle of the second pull wire 14, preferably by the pull wire 14, the same when the angle can be changed by the angle of the second pull wire 14, the angle of the pull wire 14, the second pull wire 14, the pull wire is changed by the pull wire pulling process of the second pull wire pulling process of the second fixed control block 21, the second pull wire is changed by the process of the second pull process, the process of the second pull wire is changed by the second pull wire 21, the second pull wire 14, the.

Specifically, as shown in fig. 4, when the control block 14 rotates clockwise around the central axis of the second pin 6, the second pulling wire 21 is stretched, and in this process, the second pulling wire 21 is stressed and pulls the movable binding clip 1 to rotate around the central axis of the first pin 2, so as to open the movable binding clip 1 and the fixed binding clip 22. When the control block 14 rotates counterclockwise around the central axis of the second pin 6, the third pull wire 24 is stretched, and in the process, the third pull wire 24 is stressed and pulls the movable tong head 1 to rotate around the central axis of the first pin 2, so that the movable tong head 1 and the fixed tong head 22 are clamped.

Preferably, the first handle 7 is welded to the side of the second fixed shaft 16. An extension bracket 11 is welded to the first side of the first handle 7. The second handle 9 is pivotally connected to the extension frame 11 by a third pivot 10. as shown in fig. 4, the second handle 9 can pivot about the central axis of the third pivot 10. Wherein: a second spring 8 is arranged between the first handle 7 and the second handle 9. Preferably, the third pin 10 is disposed at a side of the extension frame 11. Preferably, the first end of the second handle 9 is welded with a fourth pin shaft 12. The first side of the control block 14 is provided with a second projection 13. The second projection 13 is provided with a sliding groove 23 in a penetrating manner. The fourth pin shaft 12 is nested in the slide groove 23. The fourth pin shaft 12 is slidable in the slide groove 23. Preferably, in the case where the second handle 9 is subjected to an external force and rotates around the central axis of the third pin 10 to place the second spring 8 in a compressed state, the control block 14 can rotate around the central axis of the second pin 6 in such a way that the fourth pin 12 slides in the slide groove 23. As shown in fig. 1 and 3, in particular, when the medical staff holds the forceps for operation, the second handle 9 is rotated clockwise around the central axis of the third pin 10 by applying a force to the second handle 9, at this time, the second spring 8 is changed from an original length state to a compressed state, the first end of the second handle 9 rotates the control block 14 counterclockwise around the central axis of the second pin 6 through the fourth pin 12, so that the movable forceps head 1 and the fixed forceps head 22 are clamped, and after the operation is completed and the force applied to the second handle 9 is removed, the second handle 9 rotates counterclockwise around the central axis of the third pin 10 under the action of the second spring 8, at this time, the control block 14 rotates clockwise around the central axis of the second pin 6, so that the movable forceps head 1 and the fixed forceps head 22 are opened. The elastic potential energy of the second spring 8 is utilized to realize the rapid conversion of the surgical clamp from the clamping process to the process of separating from the tissue of the patient, so that the tearing of the tissue of the patient caused by the incomplete separation of the surgical clamp from the tissue of the patient can be avoided when the surgical clamp is recovered.

For easy understanding, the working principle of the obstetrical and gynecological forceps rotating at any angle of the present invention will be discussed.

When the operation forceps are used for operation, firstly, the forceps head parts, namely the movable forceps head 1 and the fixed forceps head 22 extend into an affected part of a patient, then the second handle 9 is pressed to enable the second spring 8 to be in a compressed state, at the moment, a first included angle α between the movable forceps head 1 and the fixed forceps head 22 is reduced to enable tissues of the patient to be clamped, if the forceps head parts cannot extend to target tissues in the process or directly extend into the target tissues to cause discomfort to the patient, medical staff can enable the first spring 26 and the sheath 20 to be bent under the action of the first pull wire 5 through the operation direction handle 19, so that the appearance of the operation forceps is adapted to the body structure of the patient, and pain brought to the patient in the operation process is relieved.

It should be noted that the above-mentioned embodiments are exemplary, and those skilled in the art can devise various solutions in light of the present disclosure, which are also within the scope of the present disclosure and fall within the scope of the present disclosure. It should be understood by those skilled in the art that the present specification and drawings are illustrative only and are not limiting upon the claims. The scope of the invention is defined by the claims and their equivalents.

Claims

1. An obstetrical and gynecological operating forceps rotating at any angle at least comprises a first fixed shaft (4), a second fixed shaft (16), a fixed forceps head (22) and a movable forceps head (1),

the second fixed shaft (16) is arranged at a first end of the first fixed shaft (4), the fixed tong head (22) and the movable tong head (1) are hinged to each other and arranged at a second end of the first fixed shaft (4), wherein:

be provided with first ball articulated elements (17) according to integrated into one piece's mode on second fixed axle (16), on first ball articulated elements (17) according to globular articulated mode movable mounting have second ball articulated elements (28), the second end of first fixed axle (4) is provided with disc (3), fixed binding clip (22) and activity binding clip (1) all set up in on disc (3), be provided with a plurality of first stay wire (5) according to the mode of following its axial through on first fixed axle (4), wherein:

a first end of the first pull wire (5) is connected to the disc (3), and a second end of the first pull wire (5) is connected to the second spherical hinge (28);

under the action of external force on the second spherical hinge (28), the fixed tong head (22) can deflect a certain angle relative to the central axis of the first fixed shaft (4) according to the mode that the second spherical hinge (28) rotates around the spherical center of the first spherical hinge (17) so that the first pull wire (5) moves in the first fixed shaft (4).

2. Gynaecological forceps according to claim 1, characterized in that the disc (3) is connected to the second end of the first fixed shaft (4) by a sheath (20), a first spring (26) is nested inside the sheath (20), a hub (18) is provided on the second spherical hinge (28), wherein:

the second end of the first pull wire (5) is connected to the line concentration plate (18), and two ends of the first spring (26) are respectively connected to the second ends of the disc (3) and the first fixed shaft (4);

when the first pull wire (5) is acted by external force and moves in the first fixed shaft (4), the fixed tong head (22) can deflect a certain angle relative to the central axis of the first fixed shaft (4) according to the bending mode of the first spring (26).

3. The gynecologic forceps according to claim 2, characterized in that a second pull wire (21) and a third pull wire (24) are connected to the movable head (1) in such a way as to simultaneously penetrate the second fixed shaft (16), the first fixed shaft (4), the first spring (26) and the disc (3), wherein:

the fixed tong head (22) is fixed on the first end surface of the disc (3), the movable tong head (1) is hinged with the fixed tong head (22) through a first pin shaft (2), a thread shaft (27) is arranged on the fixed tong head (22), wherein,

the first end of the second pull wire (21) bypasses the spool (27) and is connected to the first side face of the movable tong head (1), and the first end of the third pull wire (24) is connected to the second side face of the movable tong head (1) in a mode of penetrating through a first bump (25) arranged on the first end face of the disc (3).

4. The gynecological forceps according to claim 3, characterized in that the first end of the second fixed shaft (16) is provided with a groove (15), and a control block (14) is rotatably mounted in the groove (15) by a second pin (6), wherein:

the second end of the second pull wire (21) is connected to the first end of the control block (14), and the second end of the third pull wire (24) is connected to the second end of the control block (14).

5. Gynecological forceps according to claim 4, characterized in that, in the case of the control block (14) being subjected to an external force and rotating about the central axis of the second pivot (6), the first angle (α) can be reduced in such a way that the second pull wire (21) is stretched in such a way that the movable forceps head (1) rotates about the central axis of the first pivot (2), or

The first included angle (α) can be increased in such a way that the third pull wire (24) can be pulled to rotate the movable tong head (1) around the central axis of the first pin shaft (2).

6. Gynecological forceps according to claim 5, characterized in that the second fixed shaft (16) is provided at its side with a first handle (7), the first handle (7) is provided at its first side with an extension bracket (11), the second handle (9) is rotatably connected to the extension bracket (11) by means of a third pin (10), wherein:

a second spring (8) is arranged between the first handle (7) and the second handle (9).

7. Gynecological forceps according to claim 6, characterized in that the first end of the second handle (9) is connected slidingly to the control block (14) by a fourth pin (12), wherein:

a second convex block (13) is arranged on a first side face of the control block (14), a sliding groove (23) is formed in the second convex block (13) in a penetrating mode, and the fourth pin shaft (12) is installed in the sliding groove (23) in a nested mode.

8. Obstetric and gynecological forceps according to claim 7, characterized in that the control block (14) can rotate around the central axis of the second pin (6) in such a way that the fourth pin (12) slides in the chute (23) in case the second handle (9) is subjected to external forces and rotates around the central axis of the third pin (10) so that the second spring (8) is in a compressed state.

9. Gynecological forceps according to claim 8, characterized in that the hub (18) is provided with a plurality of directional handles (19) in an evenly distributed manner.

10. The gynecologic forceps according to claim 9, characterized in that said first fixed shaft (4) and said second fixed shaft (16) are both cylindrical.