CN213606690U

CN213606690U - Orthopedic reduction forceps

Info

Publication number: CN213606690U
Application number: CN202021121690.3U
Authority: CN
Inventors: 吴矛; 其他发明人请求不公开姓名
Original assignee: Individual
Current assignee: Yongjia People's Hospital
Priority date: 2020-06-17
Filing date: 2020-06-17
Publication date: 2021-07-06
Anticipated expiration: 2030-06-17

Abstract

The utility model discloses an orthopedic reduction forceps, which comprises a forceps arm, a pressure reducing mechanism and a telescopic mechanism, wherein the pressure reducing mechanism is positioned at one end of the forceps arm, the pressure reducing mechanism comprises a finger buckle, the inside of the finger buckle is fixedly connected with a torsional spring, one end of the torsional spring is fixedly connected with an inner ring, two ends of the inner ring are respectively provided with a limiting block, and a ferrule is movably sleeved on the outer surface of the inner ring; by designing the limiting spring arranged on the second rotating shaft, the reset pliers can slowly apply pressure to an operation part through the reset spring in the using process, thereby avoiding secondary damage to a human body and bones due to overlarge force and increasing the operation efficiency; through having designed reset spring and the steel ball of installing in stock inside, can make the pincers that reset adjust the length of tong arm in operation process, increase the convenience that the instrument used, the length that increases the tong arm can be to a certain extent open the field of vision again, promotes the accuracy of operation.

Description

Orthopedic reduction forceps

Technical Field

The utility model belongs to the technical field of orthopedics apparatus, concretely relates to orthopedics pincers that reset.

Background

Orthopedic instruments generally refer to specialized medical instruments specifically used for orthopedic surgery. Mainly divided into orthopaedics knife, orthopaedics scissors, orthopaedics forceps, orthopaedics hook, orthopaedics needle, orthopaedics scraper, orthopaedics awl, orthopaedics drill, orthopaedics saw, orthopaedics chisel, orthopaedics file/shovel, orthopaedics active instrument and the like according to the use and performance.

Through the retrieval, chinese patent CN 209808512U's utility model provides an orthopedics pincers that reset, its realized the difficult phenomenon that appears the bone slippage, guaranteed the stability of operation, brought the convenience for medical staff's work, still do not solve current pincers that reset at the use, the tong arm can't adapt to the required length of operation sometimes, and the problem that produces the secondary damage to the operation position too big easily when operating, we propose an orthopedics pincers that reset for this reason.

SUMMERY OF THE UTILITY MODEL

The utility model provides an orthopedics pincers that reset to the pincers that reset that propose in solving above-mentioned background art are in the use, and the tong arm can't adapt to the required length of operation sometimes, and the problem that produces the secondary injury to the operation position too big easily when operating hard.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an orthopedics pincers that reset, includes tong arm, decompression mechanism and telescopic machanism, decompression mechanism is located the one end of tong arm, decompression mechanism buckles including pointing, the inside fixedly connected with torsional spring that points to buckle, the one end fixedly connected with inner ring of torsional spring, the both ends of inner ring all are provided with the stopper, the surface activity of inner ring has cup jointed the lasso, the both ends of lasso all are provided with the dog, the fixed surface of pointing to buckle installs the digging arm, the one end activity of digging arm has cup jointed the second rotation axis, the surface swing joint of second rotation axis has spacing spring, the both ends of spacing spring are provided with first piece and second piece of taking respectively.

Preferably, a first rotating shaft is movably sleeved inside the forceps arm, a jaw is arranged on the other side of the first rotating shaft, a rack is arranged on the lower surface of the forceps arm, and a movable block is movably sleeved on the outer surface of the rack.

Preferably, the telescopic mechanism is located one side of the first rotating shaft, the telescopic mechanism comprises a loop bar, a long rod is sleeved in the loop bar in a movable mode, a reset spring is arranged in one end of the long rod, steel balls are fixedly connected to two ends of the reset spring, and a limiting hole is formed in the inner surface of the loop bar.

Preferably, the forceps arm and the movable arm are movably connected through a limiting spring, and the finger buckle and the inner ring are movably connected through a torsion spring.

Preferably, the number of the finger fasteners is two, the finger fasteners are located on one side of the forceps arm, and the second tabs and the first tabs are fixedly connected with the forceps arm and the movable arm respectively.

Preferably, one end of the long rod is provided with a clamping block, and the steel ball and the return spring are both located inside the loop bar.

Preferably, the outer surface of the jaw is provided with anti-slip lines, and the movable block is positioned on one side of the forceps arm.

Preferably, the two limit blocks are both positioned inside the ferrule, and the diameter of the steel ball is equal to that of the limit hole.

Compared with the prior art, the utility model provides an orthopedics pincers that reset possesses following beneficial effect:

1. through having designed the spacing spring of installing on the second rotation axis, can make the pincers that reset exert pressure through reset spring is slow to the operation position in the in-process of using, avoided causing the secondary damage because of too big to organism and skeleton of strength, increase the efficiency of operation.

2. Through having designed reset spring and the steel ball of installing in stock inside, can make the pincers that reset adjust the length of tong arm in operation process, increase the convenience that the instrument used, the length that increases the tong arm can be to a certain extent open the field of vision again, promotes the accuracy of operation.

Drawings

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

FIG. 2 is a schematic side view of the limiting spring of the present invention;

FIG. 3 is a schematic view of the ring structure of the present invention;

FIG. 4 is a schematic view of a long rod side-cut structure of the present invention;

fig. 5 is a schematic view of the sectional structure of the inner ring of the present invention.

In the figure: 1. a jaw; 2. a loop bar; 3. a first rotating shaft; 4. a clamp arm; 5. a limiting spring; 6. a movable arm; 7. finger fasteners; 8. a movable block; 9. a rack; 10. a second rotation shaft; 11. a ferrule; 12. a first tab; 13. a second tab; 14. An inner ring; 15. a torsion spring; 16. a long rod; 17. a return spring; 18. a steel ball; 19. a limiting hole; 20. a stopper; 21. and a limiting block.

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.

Referring to fig. 1-5, an orthopedic reduction forceps includes a forceps arm 4, a pressure reducing mechanism and a telescopic mechanism, the pressure reducing mechanism is located at one end of the forceps arm 4, the pressure reducing mechanism includes a finger buckle 7, a torsion spring 15 is fixedly connected inside the finger buckle 7, one end of the torsion spring 15 is fixedly connected with an inner ring 14, two ends of the inner ring 14 are respectively provided with a limiting block 21, a ferrule 11 is movably sleeved on an outer surface of the inner ring 14, two ends of the ferrule 11 are respectively provided with a stop block 20, a movable arm 6 is fixedly installed on an outer surface of the finger buckle 7, one end of the movable arm 6 is movably sleeved with a second rotating shaft 10, an outer surface of the second rotating shaft 10 is movably connected with a limiting spring 5, two ends of the limiting spring 5 are respectively provided with a first tab 12 and a second tab 13, so as to.

Referring to fig. 1, a first rotating shaft 3 is movably sleeved inside a forceps arm 4, a jaw 1 is disposed on the other side of the first rotating shaft 3, a rack 9 is disposed on the lower surface of the forceps arm 4, and a movable block 8 is movably sleeved on the outer surface of the rack 9, so as to ensure the normal operation of the reduction forceps.

Referring to fig. 4 and 5, the telescoping mechanism is located at one side of the first rotating shaft 3, the telescoping mechanism includes a loop bar 2, a long bar 16 is movably sleeved inside the loop bar 2, a return spring 17 is arranged inside one end of the long bar 16, steel balls 18 are fixedly connected to both ends of the return spring 17, and a limiting hole 19 is formed in the inner surface of the loop bar 2 to ensure the normal use of the telescoping mechanism.

Referring to fig. 1 and 3, the clamp arm 4 and the movable arm 6 are movably connected through a limiting spring 5, and the finger fastener 7 and the inner ring 14 are movably connected through a torsion spring 15, so as to ensure that the inner ring 14 can be contracted.

Referring to fig. 1, 2 and 3, two finger fasteners 7 are provided and are located at one side of the clamp arm 4, and the second tab 13 and the first tab 12 are respectively fixedly connected to the clamp arm 4 and the movable arm 6 to ensure the force transmission.

Referring to fig. 4, a fixture block is disposed at one end of the long rod 16, and the steel ball 18 and the return spring 17 are both disposed inside the loop bar 2 to ensure that the long rod 16 can move normally.

Referring to fig. 1, the outer surface of the jaw 1 is provided with anti-slip threads, and the movable block 8 is located at one side of the clamp arm 4, so that the clamp is not easily disengaged.

Referring to fig. 4 and 5, two limiting blocks 21 are both located inside the ferrule 11, and the diameter of the steel ball 18 is equal to the diameter of the limiting hole 19, so as to ensure that the long rod 16 can be normally clamped.

The working principle is as follows: after the device is installed, the device is moved to a designated position, then the device can be normally used, when the pressure reducing mechanism is used, fingers are sleeved into the finger fasteners 7, the size of the inner ring 14 can be adjusted according to the thickness of the fingers, the torsion spring 15 is stressed, and the fingers are clamped reversely; after the corresponding body part is put in, the two finger fasteners 7 are pressed down towards the middle part, at the moment, the two jaws 1 start to move in the same direction under the action of the first rotating shaft 3, the finger fasteners 7 are pressed down to a certain degree to drive the movable arm 6 to continue to move, the limiting spring 5 is stressed through the first butt strap 12, then the limiting spring 5 transmits force to the tong arm 4 through the second butt strap 13 to drive the jaws 1 to move, the limiting spring 5 is continuously stressed, at the moment, the force of the jaws 1 to the operation part is equal to the force of the finger fasteners 7 for reducing the force stressed by the limiting spring 5, and the use of the pressure reducing mechanism can be completed; when the telescopic mechanism is used, according to the length required by operation, the finger buckle 7 is pulled backwards to drive the clamp arm 4, so that the loop bar 2 also moves in the same direction, then the long bar 16 moves in the direction of separating from the loop bar 2, at the moment, the steel ball 18 retracts into the long bar 16, the reset spring 17 is stressed, after the steel ball 18 reaches a proper position, the steel ball 18 corresponds to the limit hole 19, at the moment, the steel ball 18 enters the limit hole 19 under the reaction force of the reset spring 17 to be clamped, and the telescopic device can be used.

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 an orthopedics pincers that reset, includes tong arm (4), decompression mechanism and telescopic machanism, its characterized in that: the mechanism of reducing pressure is located the one end of tong arm (4), the mechanism of reducing pressure is including pointing to detain (7), the inside fixedly connected with torsional spring (15) that the finger detained (7), the one end fixedly connected with inner ring (14) of torsional spring (15), the both ends of inner ring (14) all are provided with stopper (21), lasso (11) have been cup jointed in the surface activity of inner ring (14), the both ends of lasso (11) all are provided with dog (20), the fixed surface that the finger detained (7) installs digging arm (6), second rotation axis (10) have been cup jointed in the one end activity of digging arm (6), the surface swing joint of second rotation axis (10) has spacing spring (5), the both ends of spacing spring (5) are provided with first piece (12) and second piece (13) respectively.

2. An orthopedic reduction forceps as claimed in claim 1, wherein: the clamp is characterized in that a first rotating shaft (3) is movably sleeved in the clamp arm (4), a jaw (1) is arranged on the other side of the first rotating shaft (3), a rack (9) is arranged on the lower surface of the clamp arm (4), and a movable block (8) is movably sleeved on the outer surface of the rack (9).

3. An orthopedic reduction forceps as claimed in claim 2, wherein: the telescopic mechanism is located one side of the first rotating shaft (3), the telescopic mechanism comprises a loop bar (2), a long rod (16) is sleeved on the inner portion of the loop bar (2) in a movable mode, a reset spring (17) is arranged inside one end of the long rod (16), steel balls (18) are fixedly connected to two ends of the reset spring (17), and a limiting hole (19) is formed in the inner surface of the loop bar (2).

4. An orthopedic reduction forceps as claimed in claim 1, wherein: the clamp arm (4) is movably connected with the movable arm (6) through a limiting spring (5), and the finger buckle (7) is movably connected with the inner ring (14) through a torsion spring (15).

5. An orthopedic reduction forceps as claimed in claim 1, wherein: the number of the finger fasteners (7) is two and the finger fasteners are located on one side of the clamp arm (4), and the second butt strap (13) and the first butt strap (12) are fixedly connected with the clamp arm (4) and the movable arm (6) respectively.

6. An orthopedic reduction forceps as claimed in claim 3, wherein: one end of the long rod (16) is provided with a clamping block, and the steel ball (18) and the return spring (17) are both positioned in the loop bar (2).

7. An orthopedic reduction forceps as claimed in claim 2, wherein: the outer surface of the jaw (1) is provided with anti-skid lines, and the movable block (8) is positioned on one side of the forceps arm (4).

8. An orthopedic reduction forceps as claimed in claim 3, wherein: the two limiting blocks (21) are both positioned in the ferrule (11), and the diameter of the steel ball (18) is equal to that of the limiting hole (19).