CN209916151U

CN209916151U - Fixed multi-functional oval pincers of unilateral buckle of long arc for gynaecology and obstetrics

Info

Publication number: CN209916151U
Application number: CN201920249800.5U
Authority: CN
Inventors: 陈临节; 张治芬; 冯婷; 李鼎恒
Original assignee: Hangzhjou Obstetrics & Gynecology Hospital
Current assignee: Hangzhjou Obstetrics & Gynecology Hospital
Priority date: 2019-02-27
Filing date: 2019-02-27
Publication date: 2020-01-10
Anticipated expiration: 2029-02-27

Abstract

The utility model provides a fixed multi-functional oval pincers of unilateral buckle of long arc for gynaecology and obstetrics belongs to the medical instrument field. It includes that two first ovum circle pincers of mutual articulated press from both sides and the second ovum circle pincers press from both sides, and the both ends that first ovum circle pincers pressed from both sides are equipped with first thing ring of holding and first handle respectively, and the both ends that the second ovum circle pincers pressed from both sides are equipped with the second respectively and hold thing ring and second handle, and first ovum circle pincers press from both sides the bottom and are fixed with one and can penetrate the tooth check lock lever that takes in the second ovum circle pincers press from both sides, should take the even a plurality of latches that are provided with of lateral wall interval of tooth check lock lever, latch and the lateral wall that the second ovum circle pincers pressed from both sides form the joint cooperation. The utility model has the advantages of can fix centre gripping, adjustment operating range and reduce the damage to the wound.

Description

Fixed multi-functional oval pincers of unilateral buckle of long arc for gynaecology and obstetrics

Technical Field

The utility model belongs to the field of medical equipment, a fixed multi-functional oval pincers of unilateral buckle of long arc is used to gynaecology and obstetrics is related to.

Background

An oval forceps is one of the medical instruments commonly used in gynecological operations, and is generally used to hold medical tools or to detect the conditions inside a uterine cavity and clamp tissue structures inside a patient while performing an operation. The prior art includes two hinged jaw bodies, each of which is provided with a strip having a saw tooth, which are engaged and fixed when the two strips are close to each other. The structure can keep the distance between the two clamp bodies, realize the fixation of the clamping object and prevent the clamping object from falling off, but because the number of the clamping strips is two, when the clamping strip is used for a long time or is damaged by external force, the meshing structure can not be used continuously as long as one clamping strip is changed in position, and the meshing can be continuously realized only by repeatedly adjusting the position relation between the two clamping strips.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned problem, provide gynaecology and obstetrics is with fixed multi-functional oval pincers of unilateral buckle of long arc.

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

the utility model provides a gynaecology and obstetrics presss from both sides with fixed multi-functional oval pincers of unilateral buckle of long arc, includes that two first oval pincers of mutual articulated press from both sides and the second oval pincers presss from both sides, and the both ends that first oval pincers pressed from both sides are equipped with first thing ring of holding and first handle respectively, and the both ends that the second oval pincers pressed from both sides are equipped with the second respectively and hold thing ring sum second handle, and first oval pincers press from both sides the bottom and are fixed with one and can penetrate the tooth check lock lever that takes in the second oval pincers press from both sides, should take the even a plurality of latches that are provided with in lateral wall interval of tooth check lock lever, latch and the lateral wall that the second oval pincers pressed from both sides form the joint cooperation.

In foretell gynaecology and obstetrics is with fixed multi-functional oval pincers of unilateral buckle of long arc, when taking tooth check lock lever to penetrate second oval pincers to press from both sides, take tooth check lock lever lateral wall and second oval pincers to press from both sides tight fit, the latch is wedge and protrusion in taking tooth check lock lever lateral wall, the cross-sectional area of latch is pressed from both sides by second oval pincers and is pressed from both sides the grow gradually toward the direction that first oval pincers pressed from both sides, the lateral wall that second oval pincers pressed from both sides form the joint cooperation with the terminal surface that can with the latch.

In foretell gynaecology and obstetrics is with fixed multi-functional oval pincers of unilateral buckle of long arc, take tooth check lock lever incline gradually to the other end by the one end that is close to first oval pincers clamp, when taking tooth check lock lever to penetrate second oval pincers to press from both sides, take the one side that tooth check lock lever has the latch and form close fit with second oval pincers clamp.

In foretell gynaecology and obstetrics is with fixed multi-functional oval pincers of unilateral buckle of long arc, second oval pincers press from both sides and be equipped with the bayonet socket that matches with taking the tooth check lock lever, second oval pincers press from both sides and be equipped with the cardboard with the corresponding position of bayonet socket, when taking the tooth check lock lever to insert in the bayonet socket, the cardboard lateral wall can form the joint cooperation with the terminal surface of latch.

In foretell gynaecology and obstetrics is with fixed multi-functional oval pincers of unilateral buckle of long arc, still be equipped with an anticreep position sleeve on the second oval pincers clamp and with the corresponding position of bayonet socket, take the tooth locking-lever to insert in the anticreep position sleeve and with anticreep position sleeve clearance fit along its incline direction when first oval pincers clamp and the separation of second oval pincers clamp.

In the long arc unilateral buckle fixed multifunctional oval forceps for obstetrics and gynecology department, the first oval forceps clamp comprises a first telescopic rod and a first loop bar, the first loop bar is sleeved outside the first telescopic rod and can move back and forth along the axial direction of the first telescopic rod, the first holding ring and the first handle are respectively arranged at the end parts of the first telescopic rod and the first loop bar, the first telescopic rod and the first loop bar are in clamping fit by a first clamping structure,

the second oval forceps comprise a second telescopic rod and a second sleeve rod, the second sleeve rod is sleeved outside the second telescopic rod and can move back and forth along the axial direction of the second telescopic rod, the second holding ring and the second handle are respectively arranged at the end parts of the second telescopic rod and the second sleeve rod, and the second telescopic rod and the second sleeve rod are in clamping fit through a second clamping structure.

In the long arc unilateral buckle fixed multifunctional oval forceps for obstetrics and gynecology department, the first clamping structure comprises a first clamping cavity positioned on the first telescopic rod, a plurality of first clamping grooves connected with the first clamping cavity are uniformly arranged on the end surface of the first telescopic rod at intervals, the first sleeve rod is provided with a first elastic clamping piece capable of reciprocating along the radial direction of the first sleeve rod, when the first sleeve rod moves along the axial direction of the first telescopic rod, the first elastic clamping piece can be separated from the first clamping groove or form clamping fit with the first clamping groove,

the second clamping structure comprises a second clamping cavity located on the second telescopic rod, a plurality of second clamping grooves connected with the second clamping cavity are formed in the end face of the second telescopic rod at even intervals, a second elastic clamping piece capable of moving along the radial direction of the second loop bar is arranged on the second loop bar, and when the second loop bar moves along the axial direction of the second telescopic rod, the second elastic clamping piece can be separated from the second clamping groove or form clamping cooperation with the second clamping groove.

In the fixed multi-functional oval pincers of unilateral buckle of long arc for gynaecology and obstetrics of the aforesaid, first elasticity buckle spare include be located the first spring of first loop bar to and connect the first button of first spring, first button and first loop bar swing joint and can follow the radial reciprocating motion of first loop bar, first button bottom have with first draw-in groove match suitable first card, when first button to the axial lead direction motion that is close to first loop bar, first card and first draw-in groove break away from and enter into first joint intracavity,

the second elastic buckling piece comprises a second spring and a second button, the second spring is located in the second loop bar, the second button is connected with the second loop bar in a movable mode and can move in a reciprocating mode in the radial direction of the second loop bar, a second clamping piece matched with the second clamping groove is arranged at the bottom of the second button, and when the second button moves towards the direction close to the axis of the second loop bar, the second clamping piece is separated from the second clamping groove and enters the second clamping cavity.

In the long arc unilateral buckle fixed multifunctional oval forceps for obstetrics and gynecology department, the first clamping cavity penetrates through the first telescopic rod, the two end faces of the first telescopic rod connected with the first clamping cavity are respectively provided with the first clamping grooves, each end face is provided with two rows of opposite first clamping grooves, the first clamping grooves on the two rows of first clamping grooves are in one-to-one correspondence, the two ends of each first spring are respectively connected with the first button, the two ends of the first clamping piece on each first button are respectively matched with the first clamping grooves,

the second clamping cavity penetrates through the second telescopic rod, two end faces of the second telescopic rod, which are connected with the second clamping cavity, are respectively provided with a second clamping groove, each end face is provided with two rows of oppositely-arranged second clamping grooves, the second clamping grooves on the two rows of second clamping grooves are in one-to-one correspondence, two ends of each second spring are respectively connected with a second button, and two ends of each second card on each second button are respectively matched with the second clamping grooves.

In foretell gynaecology and obstetrics is with fixed multi-functional oval circular forceps of unilateral buckle of long arc, first button and second button top be equipped with respectively and be cylindric first spacing portion and the spacing portion of second, first holding ring and second hold and be equipped with the concave-convex part on the thing ring, the cover is equipped with the protective sheath on the concave-convex part.

Compared with the prior art, the utility model has the advantages of:

1. the toothed locking rod on the oval forceps clamp on one side can be in clamping fit with the clamping teeth on the other side, the effect of reinforcement is achieved in the process of holding objects, only one toothed locking rod is provided, the position of the toothed locking rod can be conveniently adjusted to be meshed with the oval forceps clamp, and the adjustment and the use are convenient and reliable.

2. The overall length of the oval forceps can be changed by adjusting the telescopic rod, so that the operable range is changed.

3. The protective sleeve on the holding ring can reduce the damage to a patient when the oval forceps are in contact with skin tissues in the operation.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

Fig. 1 is a schematic view of the fastening timing structure of the card of the present invention.

Fig. 2 is a schematic view of another state of fig. 1.

Fig. 3 is a sectional view of the elastic snap in the original state along the axial direction of the telescopic rod.

Fig. 4 is a cross-sectional view along the radial direction of the telescopic rod when the elastic snap is restored.

Fig. 5 is a cross-sectional view of the resilient catch in the radial direction of the wand as it compresses.

FIG. 6 is an enlarged view of a portion of the back of the bayonet.

In the figure: the clamping device comprises a first oval forceps holder 1, a second oval forceps holder 2, a first holding ring 3, a first handle 4, a second holding ring 5, a second handle 6, a toothed locking rod 7, a latch 8, a bayonet 9, a clamping plate 10, an anti-falling positioning sleeve 11, a first telescopic rod 12, a first sleeve rod 13, a first clamping structure 14, a second telescopic rod 15, a second sleeve rod 16, a second clamping structure 17, a first clamping cavity 18, a first clamping groove 19, a first elastic clamping part 20, a second clamping cavity 21, a second clamping groove 22, a second elastic clamping part 23, a first spring 24, a first button 25, a first clamping piece 26, a second spring 27, a second button 28, a second clamping piece 29, a first limiting part 30, a second limiting part 31, a concave-convex part 32 and a concave-convex part 33.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

As shown in fig. 1-6, a fixed multi-functional oval pincers of unilateral buckle of long arc for gynaecology and obstetrics, including two first oval pincers clamps 1 and the second oval pincers 2 of mutual articulated, the both ends of first oval pincers clamp 1 are equipped with first ring of holding 3 and first handle 4 respectively, the both ends of second oval pincers 2 are equipped with second ring of holding 5 and second handle 6 respectively, first oval pincers 1 bottom is fixed with one and can penetrates the toothed check lock lever 7 in the second oval pincers 2, the even a plurality of latches 8 that are provided with in lateral wall interval of this toothed lock lever 7, latch 8 and the lateral wall of second oval pincers 2 form the joint cooperation.

In this embodiment, when the toothed locking rod 7 penetrates into the second oval forceps 2, the side wall of the toothed locking rod 7 is tightly attached to and matched with the second oval forceps 2, the latch 8 is wedge-shaped and protrudes out of the side wall of the toothed locking rod 7, the cross-sectional area of the latch 8 is gradually increased from the second oval forceps 2 to the first oval forceps 1, and the side wall of the second oval forceps 2 and the end face of the latch 8 form a clamping fit. When the toothed locking rod 7 penetrates into the second oval forceps 2, the opening and closing degree of the first oval forceps 1 and the second oval forceps 2 is controlled by the exposed distance of the toothed locking rod 7.

Specifically, in the present embodiment, the toothed locking lever 7 is gradually inclined from one end close to the first oval forceps 1 to the other end, that is, an included angle is formed between a plane where the toothed locking lever 7 is located and a plane where the second oval forceps 2 is located, and the included angle is preferably 10 to 15 degrees, so that the toothed locking lever 7 and the second oval forceps 2 form an elastic fit to ensure a meshing effect.

The locking rod 7 with teeth can be ensured to flexibly slide back and forth in the second oval forceps clamp, and the continuous use effect in the clamping process is achieved. When the toothed locking rod 7 penetrates into the second oval forceps 2, one surface of the toothed locking rod 7 with the clamping teeth 8 is in close fit with the second oval forceps 2, the oval forceps 2 are fixed by the clamping teeth 8, and the second oval forceps 2 is prevented from sliding in the using process.

In this embodiment, the second oval forceps 2 is provided with a bayonet 9 matched with the toothed locking rod 7, a clamping plate 10 is arranged on the second oval forceps 2 at a position corresponding to the bayonet 9, and when the toothed locking rod 7 is inserted into the bayonet 9, the side wall of the clamping plate 10 can form clamping fit with the end face of the clamping tooth 8. The depth of the bayonet 9 is determined according to the size of the latch 8, so that the locking rod 7 with teeth can be tightly matched with the clamping plate 10, and the stability of the device in a fixed state is ensured.

In this embodiment, an anti-falling positioning sleeve 11 is further disposed on the second oval forceps 2 at a position corresponding to the bayonet 9, and when the first and second oval forceps 1 and 2 are separated, the toothed locking rod 7 can be inserted into the anti-falling positioning sleeve 11 along its inclined direction and is in clearance fit with the anti-falling positioning sleeve 11. In the opening and closing process of the first oval forceps 1 and the second oval forceps 2, the anti-falling positioning sleeve 11 enables the toothed locking rod 7 to slide only in a single direction, and the toothed locking rod 7 is prevented from being influenced in the using process.

In this embodiment, the first oval forceps holder 1 includes a first telescopic rod 12 and a first sleeve rod 13, the first sleeve rod 13 is sleeved outside the first telescopic rod 12 and can move back and forth along the axial direction of the first telescopic rod 12, the first holding ring 3 and the first handle 4 are respectively arranged at the ends of the first telescopic rod 12 and the first sleeve rod 13, the first telescopic rod 12 and the first sleeve rod 13 are clamped and matched by a first clamping structure 14, the length of the first oval forceps holder 1 is changed when the first sleeve rod 13 moves axially outside the first telescopic rod 12, and when the first oval forceps holder 1 is adjusted to a proper length, the first clamping structure 14 is used for fixing.

Second oval pincers press from both sides 2 and include second telescopic link 15 and second loop bar 16, second loop bar 16 cover is established outside second telescopic link 15 and can be along the axial back-and-forth movement of second telescopic link 15, second is held thing ring 5 and second handle 6 and is set up respectively at the tip of second telescopic link 15 and second loop bar 16, second telescopic link 15 and second loop bar 16 cooperate with the joint of second joint structure 17, because of first oval pincers press from both sides 1 and the same with the telescopic part structure of second oval pincers clamp 2, therefore no longer describe repeatedly.

In this embodiment, the first clamping structure 14 includes the first clamping cavity 18 that is located on the first telescopic rod 12, the end face of the first telescopic rod 12 is evenly provided with a plurality of first clamping grooves 19 that are connected with the first clamping cavity 18 at intervals, the first loop bar 13 on be equipped with the first elastic clamping piece 20 that can follow the radial reciprocating motion of the first loop bar 13, when the axial motion of the first loop bar 13 along the first telescopic rod 12, the first elastic clamping piece 20 can break away from or form the clamping cooperation with the first clamping groove 19. Specifically, when the first elastic fastener 20 is disengaged from the first engaging groove 19, the first rod 13 can move axially outside the first telescopic rod 12 to lengthen or shorten the length of the first oval clamp 1, and when the first elastic fastener 20 is engaged with the first engaging groove 19, the length of the first oval clamp 1 is fixed.

Second joint structure 17 including being located second joint chamber 21 on second telescopic link 15, the terminal surface interval of second telescopic link 15 is even is equipped with a plurality of second draw-in grooves 22 of connecting second joint chamber 21, second loop bar 16 on be equipped with the second elasticity buckle 23 that can follow the radial reciprocating motion of second loop bar 16, when second loop bar 16 along the axial motion of second telescopic link 15, second elasticity buckle 23 can break away from or form the joint cooperation with second draw-in groove 22. The first clamping structure 14 and the second clamping structure 17 are the same devices and both have the function of adjusting the lengths of the first egg circular clamp 1 and the second egg circular clamp 2.

In this embodiment, the first elastic buckling member 20 includes a first spring 24 located in the first sleeve 13, and a first button 25 connected to the first spring 24, the first button 25 is movably connected to the first sleeve 13 and can reciprocate along the radial direction of the first sleeve 13, the bottom of the first button 25 has a first buckling piece 26 matched with the first buckling groove 19, when the first button 25 moves towards the direction close to the axial line of the first sleeve 13, the first buckling piece 26 is separated from the first buckling groove 19 and enters the first buckling cavity 18, the first button 25 is pressed, the first spring 24 is compressed, the first sleeve 13 can move along the axial direction of the first telescopic rod 12, and the first buckling piece 26 can slide in the first buckling cavity 18. When the first button 25 is released, the first spring 24 is restored, and the first clamping piece 26 enters the first clamping groove 19, so that the length of the first oval clamp is fixed.

In the embodiment, the first elastic latch 20 and the second elastic latch 23 have the same structure and operation principle. The second elastic buckling part 23 comprises a second spring 27 located in the second sleeve rod 16 and a second button 28 connected with the second spring 27, the second button 28 is movably connected with the second sleeve rod 16 and can reciprocate along the radial direction of the second sleeve rod 16, a second clamping piece 29 matched with the second clamping groove 22 is arranged at the bottom of the second button 28, and when the second button 28 moves towards the direction close to the axial lead of the second sleeve rod 16, the second clamping piece 29 is separated from the second clamping groove 22 and enters the second clamping cavity 21.

In this embodiment, the first clamping cavity 18 penetrates through the first telescopic rod 12, two end faces of the first telescopic rod 12 connected to the first clamping cavity 18 are respectively provided with a first clamping groove 19, each end face is provided with two rows of first clamping grooves 19 opposite to each other, the first clamping grooves 19 on the two rows of first clamping grooves 19 correspond to each other one by one, two ends of each first spring 24 are respectively connected with a first button 25, the first spring 24 can be welded, bonded or clamped with the first button 25, two ends of a first clamping piece 26 on each first button 25 are respectively matched with the first clamping grooves 19, when the first button 25 is in a pressed state, the first spring 24 can slide back and forth in the first clamping cavity 18, the length of the first oval clamp 1 is adjusted, the first button 25 is released, the first spring 24 is restored, the first clamping piece 26 enters the first clamping groove 19, and the length of the first oval clamp 1 is fixed. The working principle of the second clamping cavity is the same as that of the first clamping cavity 18, the second clamping cavity 21 penetrates through the second telescopic rod 15, the two end faces of the second telescopic rod 15, which are connected with the second clamping cavity 21, are respectively provided with a second clamping groove 22, each end face is provided with two rows of second clamping grooves 22 which are opposite to each other, the second clamping grooves 22 on the two rows of second clamping grooves 22 are in one-to-one correspondence, two ends of each second spring 27 are respectively connected with a second button 28, and two ends of each second clamping piece 29 on each second button 28 are respectively matched with the second clamping grooves 22.

In this embodiment, the first button 25 and the second button 28 are respectively provided with a first stopper 30 and a second stopper 31 having a cylindrical shape at the top, the first holder ring 3 and the second holder ring 5 are provided with a concave-convex portion 32, and a protective cover 33 is fitted over the concave-convex portion 32. When the first button 25 and the second button 28 are compressed inwards, the first limiting part 30 and the second limiting part 31 can ensure that the first telescopic rod 12 and the first telescopic rod 13 are always in clamping fit with the first clamping structure 14.

In this embodiment, the protective sheath 33 is made of silicone rubber and is sleeved on the concave-convex portion 32, the concave-convex portion 32 is used for increasing the friction force on the protective sheath 33, and the concave-convex portion 32 may be provided with a wave-shaped structure to form a concave-convex structure, so as to fix the protective sheath 33. In the actual use process, the protective sleeve 33 can be selectively sleeved or not sleeved according to different requirements. The protective sheath 33 is made of soft material to prevent the secondary injury caused by hard contact with the body of the patient.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein will be apparent to those skilled in the art without departing from the spirit of the invention.

Although the terms first oval forceps 1, second oval forceps 2, first holding ring 3, first handle 4, second holding ring 5, second handle 6, toothed locking rod 7, latch 8, bayonet 9, snap-gauge 10, anti-falling positioning sleeve 11, first telescopic rod 12, first sleeve 13, first snap-fit structure 14, second telescopic rod 15, second sleeve 16, second snap-fit structure 17, first snap-fit cavity 18, first snap-fit groove 19, first elastic snap-fit member 20, second snap-fit cavity 21, second snap-fit groove 22, second elastic snap-fit member 23, first spring 24, first button 25, first snap-fit member 26, second spring 27, second button 28, second snap-fit member 29, first limit portion 30, second limit portion 31, concave-convex portion 32, protective sheath 33, etc. are used more often, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention and should not be interpreted as imposing any additional limitations that are contrary to the spirit of the present invention.

Claims

1. The utility model provides a gynaecology and obstetrics presss from both sides with fixed multi-functional oval pincers of unilateral buckle of long arc, includes that two first oval pincers of mutual articulated press from both sides (1) and second oval pincers press from both sides (2), the both ends that first oval pincers pressed from both sides (1) are equipped with first thing ring (3) and first handle (4) of holding respectively, the both ends that second oval pincers pressed from both sides (2) are equipped with the second respectively and hold thing ring (5) and second handle (6), a serial communication port, first oval pincers press from both sides (1) bottom is fixed with one and can penetrates take tooth check lock lever (7) in second oval pincers press from both sides (2), the even a plurality of latches (8) that are provided with in the lateral wall interval of this tooth check lock lever (7), latch (8) form the joint cooperation with the lateral wall of second oval pincers (2).

2. The obstetrical and gynecological long-arc single-side buckle fixed multifunctional oval forceps as claimed in claim 1, characterized in that when the toothed locking rod (7) penetrates into the second oval forceps holder (2), the side wall of the toothed locking rod (7) is tightly fitted with the second oval forceps holder (2), the latch (8) is wedge-shaped and protrudes out of the side wall of the toothed locking rod (7), the cross-sectional area of the latch (8) is gradually increased from the second oval forceps holder (2) to the first oval forceps holder (1), and the side wall of the second oval forceps holder (2) and the end face of the latch (8) form a clamping fit.

3. The long-arc single-side buckle fixed multifunctional oval forceps for obstetrics and gynecology department according to claim 2, characterized in that the toothed locking rod (7) is gradually inclined from one end close to the first oval forceps clip (1) to the other end, and when the toothed locking rod (7) penetrates into the second oval forceps clip (2), the side of the toothed locking rod (7) with the latch (8) forms a close fit with the second oval forceps clip (2).

4. The obstetrical and gynecological long-arc single-side buckle fixed multifunctional oval forceps as claimed in claim 3, characterized in that a bayonet (9) matched with the toothed locking rod (7) is arranged on the second oval forceps holder (2), a clamping plate (10) is arranged on the second oval forceps holder (2) and at a position corresponding to the bayonet (9), and when the toothed locking rod (7) is inserted into the bayonet (9), the side wall of the clamping plate (10) can form a clamping fit with the end face of the clamping tooth (8).

5. The long-arc single-side buckle fixed multifunctional oval forceps for obstetrics and gynecology department according to claim 4, characterized in that an anti-falling positioning sleeve (11) is further arranged on the second oval forceps holder (2) at a position corresponding to the bayonet (9), and when the first oval forceps holder (1) and the second oval forceps holder (2) are separated, the locking rod (7) with teeth can be inserted into the anti-falling positioning sleeve (11) along the inclined direction and is in clearance fit with the anti-falling positioning sleeve (11).

6. The long-arc single-side buckle fixed multifunctional oval forceps for obstetrics and gynecology department according to claim 1, characterized in that the first oval forceps holder (1) comprises a first telescopic rod (12) and a first loop bar (13), the first loop bar (13) is sleeved outside the first telescopic rod (12) and can move back and forth along the axial direction of the first telescopic rod (12), the first object holding ring (3) and the first handle (4) are respectively arranged at the end parts of the first telescopic rod (12) and the first loop bar (13), the first telescopic rod (12) and the first loop bar (13) are in clamping fit by a first clamping structure (14),

the second oval forceps holder (2) comprises a second telescopic rod (15) and a second loop bar (16), the second loop bar (16) is sleeved outside the second telescopic rod (15) and can move back and forth along the axial direction of the second telescopic rod (15), the second holding ring (5) and the second handle (6) are respectively arranged at the end parts of the second telescopic rod (15) and the second loop bar (16), and the second telescopic rod (15) and the second loop bar (16) are in clamping fit through a second clamping structure (17).

7. The obstetrical and gynecological long-arc single-side buckle fixed multifunctional oval forceps as claimed in claim 6, characterized in that the first clamping structure (14) comprises a first clamping cavity (18) on the first telescopic rod (12), a plurality of first clamping grooves (19) connected with the first clamping cavity (18) are arranged on the end surface of the first telescopic rod (12) at uniform intervals, a first elastic buckle member (20) capable of reciprocating along the radial direction of the first sleeve rod (13) is arranged on the first sleeve rod (13), when the first sleeve rod (13) moves along the axial direction of the first telescopic rod (12), the first elastic buckle member (20) can be separated from the first clamping groove (19) or form clamping fit with the first clamping groove (19),

second joint structure (17) including second joint chamber (21) that is located on second telescopic link (15), the terminal surface interval of second telescopic link (15) is even is equipped with second draw-in groove (22) of a plurality of connections second joint chamber (21), second loop bar (16) on be equipped with second elasticity buckle spare (23) that can follow the radial reciprocating motion of second loop bar (16), when axial motion of second telescopic link (15) is followed in second loop bar (16), second elasticity buckle spare (23) can break away from or form the joint cooperation with second draw-in groove (22).

8. The obstetric and gynecologic long-arc single-side buckle fixed multifunctional oval forceps as claimed in claim 7, wherein the first elastic buckle (20) comprises a first spring (24) located in the first loop bar (13) and a first button (25) connected with the first spring (24), the first button (25) is movably connected with the first loop bar (13) and can reciprocate along the radial direction of the first loop bar (13), the bottom of the first button (25) is provided with a first clamping piece (26) matched with the first clamping groove (19), when the first button (25) moves towards the axial lead direction close to the first loop bar (13), the first clamping piece (26) is separated from the first clamping groove (19) and enters the first clamping cavity (18),

the second elastic buckling piece (23) comprises a second spring (27) located in the second loop bar (16) and a second button (28) connected with the second spring (27), the second button (28) is movably connected with the second loop bar (16) and can reciprocate along the radial direction of the second loop bar (16), a second clamping piece (29) matched with the second clamping groove (22) is arranged at the bottom of the second button (28), and when the second button (28) moves towards the direction close to the axial lead of the second loop bar (16), the second clamping piece (29) is separated from the second clamping groove (22) and enters the second clamping cavity (21).

9. The long-arc single-side buckle fixed multifunctional oval forceps for obstetrics and gynecology department according to claim 8, characterized in that the first clamping cavity (18) penetrates through the first telescopic rod (12), the two end faces of the first telescopic rod (12) connected with the first clamping cavity (18) are respectively provided with a first clamping groove (19), each end face is provided with two rows of opposite first clamping grooves (19), the first clamping grooves (19) on the two rows of first clamping grooves (19) are in one-to-one correspondence, the two ends of each first spring (24) are respectively connected with a first button (25), the two ends of the first clamping piece (26) on each first button (25) are respectively matched with the first clamping grooves (19),

second joint chamber (21) runs through second telescopic link (15), be equipped with second draw-in groove (22) on two terminal surfaces that second joint chamber (21) are connected in second telescopic link (15) respectively, and have two rows of second draw-in grooves (22) of opposition mutually on every terminal surface, second draw-in groove (22) one-to-one on two rows of second draw-in grooves (22), the both ends of every second spring (27) are connected with a second button (28) respectively, the both ends of second card (29) on every second button (28) match with second draw-in groove (22) respectively and fit.

10. The long-arc single-side buckle fixed multifunctional oval forceps for obstetrics and gynecology department according to claim 8, characterized in that the top of the first button (25) and the top of the second button (28) are respectively provided with a first cylindrical limiting part (30) and a second cylindrical limiting part (31), the first object holding ring (3) and the second object holding ring (5) are provided with a concave-convex part (32), and the concave-convex part (32) is sleeved with a protective sleeve (33).