CN210383977U

CN210383977U - Double-joint rongeur for general surgery

Info

Publication number: CN210383977U
Application number: CN201920298985.9U
Authority: CN
Inventors: 陈中建
Original assignee: First Affiliated Hospital of Nanyang Medical College
Current assignee: First Affiliated Hospital of Nanyang Medical College
Priority date: 2019-03-11
Filing date: 2019-03-11
Publication date: 2020-04-24
Anticipated expiration: 2029-03-11

Abstract

The utility model discloses a double-joint rongeur for general surgery, which belongs to the field of medical instruments and comprises a first clamp and a second clamp, wherein the first clamp and the second clamp are hinged with each other, the upper end surfaces of the first clamp and the second clamp are hinged with a bending clamping strip through a hinge point, the inner end surfaces of the bending clamping strip are hinged with each other, the inner end surface of the bending clamping strip is provided with a convex point, the upper end surface of the bending clamping strip is fixedly provided with a tong mouth, the inner end surface of the tong mouth is provided with a groove, the lower end surface of the tong mouth is fixedly connected with a square block, after the bending clamping strip is hinged on the first clamp and the second clamp, the tong mouth is additionally arranged, the tong mouth is directly occluded through the bending clamping strip when biting big bones, the tong mouth is arranged to be used when occluding small bones or broken bones, the use is convenient and flexible, and the handle can be turned over and adjusted, the folding angle can be adjusted according to the condition, the operation is convenient during the operation, and the use is flexible.

Description

Double-joint rongeur for general surgery

Technical Field

The utility model relates to the field of medical equipment, more specifically say, relate to a two joint rongeur for general surgery.

Background

The product is an operation tool in the application range of the rongeur, is suitable for rongeur in operations such as spinal column and the like, has a product performance structure, consists of a handle and a plier body, and is a medical instrument used in bone surgery;

the existing double-joint rongeur can only bite small bones or broken bones generally when in use, other types of rongeurs are required to be replaced additionally when biting larger bones, the use is inconvenient, and in the rongeur clamping process, curved double-joint rongeurs or vertical double-joint rongeurs can be selected according to the operation requirement so as to be convenient to operate, so that the existing double-joint rongeur is inflexible when in use.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, an object of the utility model is to provide a plain surgery is with double-joint rongeur, through on first clamp and second clamp after articulated crooked holding strip, establish the pincers mouth again, directly carry out the interlock through crooked holding strip when stinging big bone, the pincers mouth is used in the installation when little bone of interlock or broken bone again, convenient to use is nimble, and the handle can overturn the regulation, can adjust the dog-ear according to the condition, the operation when being convenient for operate, it is nimble to use.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

A pair of joint rongeur for general surgery comprises a first clamp and a second clamp, wherein the first clamp and the second clamp are hinged with each other, the upper end surfaces of the first clamp and the second clamp are hinged with a bending clamping strip through a hinge point, the inner end surfaces of the bending clamping strip are hinged with each other, the inner end surface of the bending clamping strip is provided with a salient point, the salient point is distributed on the inner end surface of the bending clamping strip from top to bottom, a clamp mouth is fixedly arranged on the upper end surface of the bending clamping strip, a groove is arranged on the inner end surface of the clamp mouth, a square block is fixedly connected to the lower end surface of the clamp mouth, the inner side surface of the upper end of the bending clamping strip is provided with a square groove, the outer surface of the square block is slidably connected to the inner side surface of the upper end of the bending clamping strip through the square groove, the inner side surface of the outer end of the square block is provided with, the outer side surface of the upper end of the bent holding strip is provided with a bayonet, the outer end surface of the convex clamping block is connected with the inner side surface of the bayonet of the bent holding strip in a sliding way through the bayonet, and a clamp nozzle is additionally arranged after the bent holding strip is hinged on the first clamp and the second clamp, when biting big bones, the utility model can be directly occluded by bending the holding strip, when biting small bones or broken bones, the utility model can be used by installing the clamp mouth, the use is convenient and flexible, the handle can be turned over and adjusted, the bevel angle can be adjusted according to the situation, the operation is convenient during the operation, the use is flexible, the inner end surfaces of the lower sides of the first clamp and the second clamp are fixedly provided with first bending elastic sheets, the outer surfaces of the first bending elastic sheets are fixedly connected with the inner end surfaces of the first clamp and the second clamp through first screws, the first screws are distributed on the upper side and the lower side of the front end and the rear end of the first bending elastic sheets, the first bent elastic sheet is installed through the four first screws, so that the first bent elastic sheet can be fixed more firmly.

Further, the lower end surfaces of the first clamp and the second clamp are hinged to the surface of the opening at the inner end of the upper side of the handle through the hinged round block, the outer side surface of the inner end of the hinged round block is connected with a nut through threads, and the nut can be used for fixing the handle conveniently.

Furthermore, the piece is turned round to the side outer surface fixedly connected with of nut, turns round the piece and distributes in the upper and lower end outside surface of nut, through adding at the nut surface and establish and turn round the piece, the accessible is held between the fingers and is turned round piece swivel nut fixed handle, convenient to use operation when using.

Furthermore, the outer end face of the nut is covered with a rubber layer, the outer surface of the nut is in extrusion contact with the inner end surfaces of the first clamp and the second clamp through the rubber layer, and the tightness of connection when the nut is fixed is increased through the rubber layer.

Furthermore, the inner end face of the hinged round block is fixedly connected with a stop block, the stop block is of a round block structure, and the stop block can prevent the nut from being separated from the hinged round block during backward rotation.

Furthermore, the inner end surface of the handle is fixedly connected with a second bent elastic sheet through a second screw, the second screws are distributed on the upper side and the lower side of the front inner end and the rear inner end of the handle, the second bent elastic sheet is fixed through four second screws, the second bent elastic sheet can be fixed on the handle more firmly, and the elasticity can be increased when the handle is expanded outwards through the first bent elastic sheet and the second bent elastic sheet.

Furthermore, the center of the handle is provided with an opening, the outer surface of the lower end of the handle is provided with a spherical protrusion, when the handle needs to be kneaded for biting bones, the lower end of a hand can be blocked by the spherical protrusion, fingers can be inserted into the opening, and therefore the phenomenon of hand slip is not easy to occur during operation.

3. Advantageous effects

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

(1) through articulated crooked holding strip on first clamp and second clamp after, establish the pincers mouth again, directly carry out the interlock through crooked holding strip when stinging big bone, the pincers mouth is installed and is used when little bone of interlock or garrulous bone again, and convenient to use is nimble to the handle can overturn the regulation, can adjust the dog-ear according to the condition, and the operation is used in the time of being convenient for to operate in a flexible way.

(2) The first screws are distributed on the upper side and the lower side of the front end and the lower side of the rear end of the first bent elastic sheet, and the first bent elastic sheet can be fixed more firmly by installing the first bent elastic sheets through the four first screws.

(3) The nut can be convenient for fix the handle.

(4) Through adding on the nut surface and setting up the piece of turning round, the accessible is held between the fingers and is turned round piece swivel nut fixed handle when using, convenient to use operation.

(5) The tightness degree of connection when the nut is fixed is increased through the rubber layer.

(6) The stop block is of a round block structure and can prevent the nut from being separated from the hinged round block during backward rotation.

(7) The second bending elastic sheet is fixed through the four second screws, so that the second bending elastic sheet is more firm after being fixed on the handle, and the elasticity can be increased when the second bending elastic sheet and the first bending elastic sheet are expanded outwards.

(8) When biting bones, the handle needs to be kneaded, at the moment, the lower end of the hand can be blocked by the spherical bulge, fingers can be inserted into the opening, and the phenomenon of hand slip is not easy to occur during operation.

Drawings

FIG. 1 is a schematic view of the rongeur of the present invention in a state of being kneaded in its overall structure;

FIG. 2 is a side view of the partial structure of the clamp mouth of the present invention;

FIG. 3 is an enlarged view of the point A of the present invention;

FIG. 4 is an enlarged view of the point B of the present invention;

fig. 5 is a side view of the handle of the present invention.

The reference numbers in the figures illustrate:

the clamp comprises a first clamp 1, a second clamp 2, a bent clamping strip 3, a convex point 4, a clamp mouth 5, a square block 50, a square groove 51, a convex sliding groove 52, a spring 53, a convex clamping block 54, a bayonet 55, a groove 6, a first screw 7, a first bent elastic sheet 8, a hinged round block 9, a notch 10, a handle 11, an opening 110, a spherical protrusion 111, a nut 12, a twisted block 13, a rubber layer 14, a stop block 15, a second screw 16 and a second bent elastic sheet 17.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-5, a pair of double-joint rongeur for general surgery comprises a first clamp 1 and a second clamp 2, wherein the first clamp 1 and the second clamp 2 are hinged with each other, the upper end surfaces of the first clamp 1 and the second clamp 2 are hinged with a bending clamping strip 3 through a hinge point, the inner end surfaces of the bending clamping strip 3 are hinged with each other, the inner end surface of the bending clamping strip 3 is provided with a salient point 4, the salient point 4 is distributed on the inner end surface of the bending clamping strip 3 from top to bottom, the upper end surface of the bending clamping strip 3 is fixedly provided with a forceps mouth 5, the inner end surface of the forceps mouth 5 is provided with a groove 6, the lower end surface of the forceps mouth 5 is fixedly connected with a square block 50, the inner side surface of the upper end of the bending clamping strip 3 is provided with a square groove 51, the outer surface of the square block 50 is slidably connected with the inner side surface of the upper end of the bending clamping strip 3 through the square groove 51, the inner side surface of the, the outer side surface of the upper end of the bent holding strip 3 is provided with a bayonet 55, and the outer end surface of the convex fixture block 54 is slidably connected with the inner side surface of the bent holding strip 3 at the bayonet 55 through the bayonet 55.

Referring to fig. 1 and 3, the inner end surfaces of the lower sides of the first clamp 1 and the second clamp 2 are fixedly provided with a first bending elastic sheet 8, the outer surface of the first bending elastic sheet 8 is fixedly connected to the inner end surfaces of the first clamp 1 and the second clamp 2 through a first screw 7, the first screws 7 are distributed on the upper side and the lower side of the front end and the rear end of the first bending elastic sheet 8, the first bending elastic sheet 8 can be more firmly fixed by installing the first bending elastic sheet 8 through four first screws 7, the lower end surfaces of the first clamp 1 and the second clamp 2 are hinged to the surface of an upper side inner end gap 10 of the handle 11 through a hinge round block 9, the outer side surface of the inner end of the hinge round block 9 is connected with a nut 12 through a thread, the nut 12 can conveniently fix the handle 11, the side outer surface of the nut 12 is fixedly connected with a torsion block 13, the torsion block 13 is distributed on the outer side surfaces of the upper end and the lower end of the, the handle 11 is fixed to accessible knob piece 13 rotation nut 12 of pinching during the use, and the operation of being convenient for use, the outer terminal surface of nut 12 covers has rubber layer 14, the outer surface of nut 12 passes through the inner terminal surface of rubber layer 14 extrusion contact at first clamp 1 and second clamp 2, through the inseparable degree of connection when rubber layer 14 increases nut 12 fixed, the interior terminal surface fixedly connected with dog 15 of articulated circle piece 9, dog 15 is the circular block structure, dog 15 can prevent to break away from articulated circle piece 9 when nut 12 back rotation.

Referring to fig. 1 and 5, the inner end surface of the handle 11 is fixedly connected with a second curved elastic sheet 17 through second screws 16, the second screws 16 are distributed on the upper and lower sides of the front and rear inner ends of the handle 11, the second curved elastic sheet 17 is fixed through four second screws 16, so that the second curved elastic sheet 17 is fixed on the handle 11 more firmly, the first curved elastic sheet 8 and the second curved elastic sheet 17 can increase elasticity when expanding outwards, an opening 110 is arranged at the center of the handle 11, a spherical protrusion 111 is arranged on the outer surface of the lower end of the handle 11, when biting bones, the handle 11 needs to be kneaded, the lower end of a hand can be blocked through the spherical protrusion 111, fingers can be inserted into the opening 110, and thus, the phenomenon of hand slippage is not easy to occur during operation.

When in use, when a large bone needs to be clamped, the handle 11 is directly pinched to be occluded through the bending clamping strip 3, at the time, the forceps mouth 5 is in an uninstalled state, the convex points 4 can increase the friction force between the bending clamping strip 3 and the large bone when the bending clamping strip 3 is occluded with the large bone, when a small bone or a broken bone is occluded, the forceps mouth 5 can be installed on the bending clamping strip 3, the small bone is inserted into the square groove 51 through the block 50, the convex clamping block 54 is driven to be clamped into the bayonet 55 through the spring 53, the forceps mouth 5 can be quickly used, when the small broken bone is clamped through the forceps mouth 5, the small broken bone can enter the groove 6 of the forceps mouth 5 and is not easy to fall off when the forceps mouth 5 is taken out, for the prior art, when the forceps mouth 5 is disassembled, a rod-shaped object such as a cotton swab rod and the like is jacked into the bayonet 55, the convex clamping block 54 can be jacked out, the block 50 can be taken out, the forceps mouth 5 can be taken out to be conveniently operated, and is connected to the first, twist handle 11 according to operation needs and present the dog-ear, fix through nut 12, the accessible is held between the fingers and is turned round piece 13 swivel nut 12 and fix handle 11 when using, convenient to use operation, the operation when can being convenient for operate, and it is nimble to use, when biting the bone, needs to be kneaded handle 11, and at this moment hand lower extreme accessible spherical surface is protruding 111 to be blocked, and the finger can insert in opening 110, is difficult for appearing the hand slip phenomenon during operation like this.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. A double-joint rongeur for general surgery comprises a first clamp (1) and a second clamp (2), and is characterized in that: the clamp comprises a first clamp (1) and a second clamp (2) which are hinged with each other, wherein the upper end surfaces of the first clamp (1) and the second clamp (2) are hinged with a bent clamping strip (3) through a hinge point, the inner end surfaces of the bent clamping strip (3) are hinged with each other, the inner end surface of the bent clamping strip (3) is provided with a salient point (4), the salient point (4) is distributed on the inner end surface of the bent clamping strip (3) from top to bottom, the upper end surface of the bent clamping strip (3) is fixedly provided with a clamp mouth (5), the inner end surface of the clamp mouth (5) is provided with a groove (6), the lower end surface of the clamp mouth (5) is fixedly connected with a square block (50), the inner side surface of the upper end of the bent clamping strip (3) is provided with a square groove (51), and the outer surface of the square block (50) is slidably connected on the inner side surface of, the utility model discloses a clamp, including the outside of square (50), the inside surface of the outer end department of square (50) is equipped with convex spout (52), the inside surface of square (50) has spring (53) and convex fixture block (54) through convex spout (52) sliding connection, the upper end outside surface of crooked holding strip (3) is equipped with bayonet socket (55), the outside surface of the outer end of convex fixture block (54) passes through bayonet socket (55) sliding connection and locates the inside surface at bayonet socket (55) of crooked holding strip (3), the inboard surface fixed mounting of the downside inner of first clamp (1) and second clamp (2) has first crooked shell fragment (8), and the surface of first crooked shell fragment (8) passes through first screw (7) fixed connection and locates the inner surface of first clamp (1) and second clamp (2), and first screw (7) distribute downside on the front and back end of first crooked shell fragment (8).

2. A double-joint rongeur for general surgery as claimed in claim 1, wherein: the lower end surfaces of the first clamp (1) and the second clamp (2) are hinged to the surface of an upper inner end notch (10) of the handle (11) through a hinged round block (9), and the outer side surface of the inner end of the hinged round block (9) is connected with a nut (12) through threads.

3. A pair of universal surgical rongeurs as claimed in claim 2, wherein: the outer side surface of the nut (12) is fixedly connected with twisting blocks (13), and the twisting blocks (13) are distributed on the outer side surface of the upper end and the lower end of the nut (12).

4. A pair of universal surgical rongeurs as claimed in claim 3, wherein: the outer end face of the nut (12) is covered with a rubber layer (14), and the outer surface of the nut (12) is in pressing contact with the inner end surfaces of the first clamp (1) and the second clamp (2) through the rubber layer (14).

5. A pair of universal surgical rongeurs as claimed in claim 4, wherein: the inner end face of the hinged round block (9) is fixedly connected with a stop block (15), and the stop block (15) is of a round block structure.

6. A pair of universal surgical rongeurs as claimed in claim 5, wherein: the inner end surface of the handle (11) is fixedly connected with a second bent elastic sheet (17) through a second screw (16), and the second screw (16) is distributed on the upper side and the lower side of the front inner end and the rear inner end of the handle (11).

7. A pair of universal surgical rongeurs as claimed in claim 6, wherein: an opening (110) is formed in the center of the handle (11), and a spherical protrusion (111) is formed in the outer surface of the lower end of the handle (11).