CN211583369U

CN211583369U - Detachable rongeur

Info

Publication number: CN211583369U
Application number: CN201921669161.4U
Authority: CN
Inventors: 徐昭
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-08
Filing date: 2019-10-08
Publication date: 2020-09-29
Anticipated expiration: 2029-10-08

Abstract

The utility model discloses a dismantlement formula rongeur, including the push rod, second handle and second stationary blade, be connected with the slide bar on the push rod, one side of slide bar is provided with the joint, be connected with first handle on the joint, be connected with the shell fragment on the first handle, be provided with the spring articulated elements on the shell fragment, be connected through the spring articulated elements between second handle and the shell fragment, the ground bottom one end of first handle is provided with first stationary blade, be connected with the spring on the first stationary blade, be connected through the spring between second stationary blade and the first stationary blade, set up flutedly on the push rod, the spout has been seted up on the push rod. This dismantlement formula rongeur can cut the head through sliding fixation, will fix and cut the head and take off with trading, and needn't just with trading whole device after cutting the head damage, and can prevent to cut and lead to error or treatment effect not good too fast to can adjust the distance between first handle and the second handle.

Description

Detachable rongeur

Technical Field

The utility model relates to a medical surgical tool technical field specifically is a dismantlement formula rongeur.

Background

A vertebral plate rongeur is a surgical instrument for biting dead bones or trimming bone stumps in spinal surgeries.

Various vertebral plate rongeurs are available on the market at present, but the vertebral plate rongeurs on the market at present have different requirements on a fixed shearing head positioned at the front end of a sliding rod due to different operation requirements, the fixed shearing head is a main shearing part and is very easy to wear, the opening and closing angles of handles of the same type of rongeurs are fixed, the vertebral plate rongeurs are not suitable for doctors with different hand sizes, the operation is slow and powerful when the rongeurs are required to be cut off in the operation process, but the elastic sheets are difficult to buffer the holding force of hands, and sometimes the phenomenon that the doctor cuts too fast to cause accidents or influence the treatment effect is avoided, so that the technology capable of improving the structure of the detachable rongeurs is urgently needed on the market to perfect the equipment.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a dismantlement formula rongeur, it is also different to the requirement of the fixed head of cutting that is located the slide bar front end because of the operation requirement difference to have solved the vertebral plate rongeur, and fixed head of cutting is main shearing position, very easily wear and tear, and the handle department of rongeur of the same race opens and shuts the angle fixed, the doctor that is unsuitable hand type variation in size uses, and the operation is slow powerful when requiring to cut off at the operation in-process, but the shell fragment is difficult to cushion the hand and holds resultant force, it is too fast when sometimes still not having the doctor to cut, cause the accident or influence treatment.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a detachable rongeur comprises a push rod, a second handle and a second fixing piece, wherein the push rod is connected with a sliding rod,

one side of slide bar is provided with the joint, be connected with first handle on the joint, be connected with the shell fragment on the first handle, be provided with the spring articulated elements on the shell fragment, be connected through the spring articulated elements between second handle and the shell fragment, the ground bottom one end of first handle is provided with first stationary blade, be connected with the spring on the first stationary blade, be connected through the spring between second stationary blade and the first stationary blade, set up flutedly on the push rod, the spout has been seted up on the push rod, be connected with fixed head of cuting on the slide bar, be provided with the lug on the push rod, the draw-in groove has been seted up on the slide bar.

Preferably, the pushing rod and the sliding rod form sliding connection, and the length of the clamping groove is larger than that of the protruding block.

Preferably, the first handle and the second handle are elastically connected through a spring, and the first handle and the second handle are elastically connected through a spring sheet and a spring hinge.

Preferably, the spring comprises a first connecting ring, a middle spring and a second connecting ring, the middle spring is connected to the first connecting ring, the second connecting ring is connected with the first connecting ring through the middle spring, the first connecting ring is matched with the first fixing plate in size, and the second connecting ring is matched with the second fixing plate in size.

Preferably, the fixed shearing head comprises a fixed sliding block, a first fixed clamping block, a second fixed clamping block and a shearing head, the first fixed clamping block is connected to the fixed sliding block, the second fixed clamping block is connected to the first fixed clamping block, and the shearing head is arranged at one end of the fixed sliding block.

Preferably, the width of the second fixing block is equal to the width of the groove, the width of the first fixing block is equal to the width of the sliding groove, and the width of the second fixing block is greater than the width of the first fixing block.

(III) advantageous effects

The utility model provides a detachable rongeur. The method has the following beneficial effects:

(1) the front end of the sliding rod of the detachable rongeur is provided with a fixed shearing head clamped in the sliding groove through a second fixed clamping block, and medical personnel can take down the fixed shearing head to replace the head through sliding the fixed shearing head without replacing the whole device after the shearing head is damaged.

(2) This dismantlement formula rongeur is provided with fixed first stationary blade and the second stationary blade of usefulness among first handle and second handle, and through spring coupling between first stationary blade and the second stationary blade, when medical personnel with holding and close first handle and second handle, the spring can play the effect of buffering, prevents to cut and leads to error or treatment effect not good too fast.

(3) The spring in this dismantlement formula rongeur passes through first go-between and second go-between fixed connection at first stationary blade and second stationary blade, can draw first handle and second handle, and medical personnel can follow the spring size as required and trade to adjust the distance between first handle and the second handle, convenient operation.

Drawings

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

fig. 2 is a schematic view of the top structure of the push rod of the present invention;

FIG. 3 is a schematic view of the right side view of the fixed shearing head of the present invention;

fig. 4 is a schematic view of the structure of the fixed shearing head of the present invention.

In the figure: 1. a push rod; 2. a slide bar; 3. a joint; 4. a first handle; 5. a spring plate; 6. a spring hinge; 7. a second handle; 8. a first fixing sheet; 9. a spring; 901. a first connecting ring; 902. a middle spring; 903. a second connection ring; 10. a second fixing sheet; 11. a groove; 12. a chute; 13. fixing the shearing head; 1301. fixing the sliding block; 1302. a first fixed fixture block; 1303. a second fixed fixture block; 1304. shearing a head; 14. a bump; 15. a clamping groove.

Detailed Description

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

As shown in fig. 1-4, the utility model provides a technical solution: a detachable rongeur comprises a push rod 1, a sliding rod 2, a joint 3, a first handle 4, an elastic sheet 5, a spring hinge piece 6, a second handle 7, a first fixing sheet 8, a spring 9, a second fixing sheet 10, a groove 11, a chute 12, a fixed shearing head 13, a convex block 14 and a clamping groove 15, wherein the sliding rod 2 is connected to the push rod 1,

one side of slide bar 2 is provided with joint 3, be connected with first handle 4 on the joint 3, be connected with shell fragment 5 on the first handle 4, be provided with spring articulated elements 6 on the shell fragment 5, be connected through spring articulated elements 6 between second handle 7 and the shell fragment 5, the ground bottom one end of first handle 4 is provided with first stationary blade 8, be connected with spring 9 on the first stationary blade 8, be connected through spring 9 between second stationary blade 10 and the first stationary blade 8, seted up recess 11 on the push rod 1, the spout 12 has been seted up on the push rod 1, be connected with fixed shearing head 13 on the slide bar 2, be provided with lug 14 on the push rod 1, draw-in groove 15 has been seted up on the slide bar 2.

The push rod 1 and the sliding rod 2 form sliding connection, and the length of the clamping groove 15 is larger than that of the protruding block 14, so that the push rod 1 and the sliding rod 2 can slide relatively when the first handle 4 and the second handle 7 are pulled together.

The first handle 4 and the second handle 7 are elastically connected through the spring 9, and the first handle 4 and the second handle 7 are elastically connected through the elastic sheet 5 and the spring hinge part 6, so that the spring hinge part 6 and the spring 9 can buffer when the first handle 4 and the second handle 7 are pulled together, and the shearing speed is not too high.

The spring 9 comprises a first connecting ring 901, a middle spring 902 and a second connecting ring 903, the middle spring 902 is connected to the first connecting ring 901, the second connecting ring 903 is connected with the first connecting ring 901 through the middle spring 902, the first connecting ring 901 is matched with the first fixing plate 8 in size, the second connecting ring 903 is matched with the second fixing plate 10 in size, and the spring 9 is mainly used for connection and buffering between the push rod 1 and the sliding rod 2.

The fixed shearing head 13 comprises a fixed sliding block 1301, a first fixed clamping block 1302, a second fixed clamping block 1303 and a shearing head 1304, the fixed sliding block 1301 is connected with the first fixed clamping block 1302, the first fixed clamping block 1302 is connected with the second fixed clamping block 1303, the shearing head 1304 is arranged at one end of the fixed sliding block 1301, the fixed shearing head 13 can be conveniently assembled and disassembled, and the fixed shearing head 13 is a main shearing part.

The width of the second fixing latch 1303 is equal to the width of the groove 11, the width of the first fixing latch 1302 is equal to the width of the sliding slot 12, and the width of the second fixing latch 1303 is greater than the width of the first fixing latch 1302, so that the fixing shearing head 13 can be clamped in the sliding slot 12 and cannot pop up.

When in use, the medical staff firstly aligns the second fixed fixture block 1303 with the groove 11, slightly pushes the sliding rod 2, temporarily fixes the fixed cutting head 13, then selects a proper spring 9 according to the size of the hand, and respectively sleeves the first connecting ring 901 and the second connecting ring 903 on the first fixing piece 8 and the second fixing piece 10, under the action of the spring 9, the first handle 4 and the second handle 7 are pulled tightly, the second fixed block 1303 is also blocked, so that the fixed shearing head 13 is fixed in the pushing rod 1, at the moment, the medical staff can send the pushing rod 1 and the sliding rod 2 of the device to the part to be sheared, the first handle 4 and the second handle 7 are gripped and cut by the cutting head 1304, the spring 9 can buffer the device to a certain extent, the cutting speed is reduced, and the working principle of the detachable rongeur is that, and those not described in detail in this specification are well within the skill of those in the art.

To sum up, the front end of the detachable rongeur is provided with a fixed shearing head 13 clamped in the sliding groove 12 through a second fixed clamping block 1303, a medical worker can take off the fixed shearing head 13 to replace the fixed shearing head 13 by sliding the fixed shearing head 13 without replacing the whole device after the shearing head is damaged, a first fixing piece 8 and a second fixing piece 10 for fixing are arranged in the first handle 4 and the second handle 7, the first fixing piece 8 and the second fixing piece 10 are connected through a spring 9, when the medical worker holds the first handle 4 and the second handle 7, the spring 9 can play a role of buffering to prevent the error or poor treatment effect caused by too fast shearing, and the spring 9 can be fixedly connected on the first fixing piece 8 and the second fixing piece 10 through the first connecting ring 901 and the second connecting ring 903 to pull the first handle 4 and the second handle 7 together, medical personnel can follow the trade to spring 9 size as required to adjust the distance between first handle 4 and the second handle 7, convenient operation.

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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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 dismantlement formula rongeur, includes push rod (1), second handle (7) and second stationary blade (10), its characterized in that: the push rod (1) is connected with a sliding rod (2), wherein,

a joint (3) is arranged on one side of the sliding rod (2), a first handle (4) is connected onto the joint (3), an elastic sheet (5) is connected onto the first handle (4), a spring articulated piece (6) is arranged on the elastic sheet (5), the second handle (7) is connected with the elastic sheet (5) through the spring articulated piece (6), a first fixing sheet (8) is arranged at one end of the bottom of the first handle (4), a spring (9) is connected onto the first fixing sheet (8), a second fixing sheet (10) is connected with the first fixing sheet (8) through the spring (9), a groove (11) is formed in the pushing rod (1), a sliding groove (12) is formed in the pushing rod (1), a fixed shearing head (13) is connected onto the sliding rod (2), and a convex block (14) is arranged on the pushing rod (1), the sliding rod (2) is provided with a clamping groove (15).

2. A detachable rongeur according to claim 1, in which: the pushing rod (1) and the sliding rod (2) form sliding connection, and the length of the clamping groove (15) is larger than that of the bump (14).

3. A detachable rongeur according to claim 1, in which: the first handle (4) and the second handle (7) are elastically connected through a spring (9), and the first handle (4) and the second handle (7) are elastically connected through an elastic sheet (5) and a spring hinge piece (6).

4. A detachable rongeur according to claim 1, in which: the spring (9) comprises a first connecting ring (901), a middle spring (902) and a second connecting ring (903), the middle spring (902) is connected onto the first connecting ring (901), the second connecting ring (903) is connected with the first connecting ring (901) through the middle spring (902), the first connecting ring (901) is matched with the first fixing plate (8) in size, and the second connecting ring (903) is matched with the second fixing plate (10) in size.

5. A detachable rongeur according to claim 1, in which: the fixed head (13) of cuting includes fixed slider (1301), first fixed fixture block (1302), the fixed fixture block of second (1303) and cuts head (1304), be connected with first fixed fixture block (1302) on fixed slider (1301), be connected with the fixed fixture block of second (1303) on the fixed fixture block (1302), the one end of fixed slider (1301) is provided with cuts head (1304).

6. A detachable rongeur according to claim 5, in which: the width of the second fixing fixture block (1303) is equal to that of the groove (11), the width of the first fixing fixture block (1302) is equal to that of the sliding groove (12), and the width of the second fixing fixture block (1303) is larger than that of the first fixing fixture block (1302).