CN217223838U

CN217223838U - Medical rod breaking device with high working efficiency

Info

Publication number: CN217223838U
Application number: CN202123286690.6U
Authority: CN
Inventors: 徐荣光
Original assignee: Jiangsu Huigu Medical Devices Co ltd
Current assignee: Jiangsu Huigu Medical Devices Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-08-19
Anticipated expiration: 2031-12-24

Abstract

The utility model discloses a medical disconnected excellent ware that work efficiency is high, including two handles, the handle inner wall is equipped with the cavity, the cavity inner wall is equipped with the lead screw, the handle inner wall is equipped with micro motor, micro motor's output shaft with the lead screw is connected, the cavity inner wall in lead screw outside cover is equipped with the extension pipe, the extension pipe outer wall is close to micro motor one end is equipped with connecting block one, the handle is connected with the tool bit, two through connecting block two rotate through the pivot between the connecting block two and connect. The utility model discloses a set up handle, cavity, extension pipe, lead screw, connecting block two, tool bit and pivot, can make connecting block one drive the extension pipe and remove, the extension pipe removes about along the inner wall of handle, can adjust the length that the extension pipe stretches out according to the needs when using, be convenient for more laborsaving cut metal rod, be convenient for accomodate after finishing using.

Description

Medical rod breaking device with high working efficiency

Technical Field

The utility model relates to the technical field of medical equipment, specifically be medical disconnected excellent ware that work efficiency is high.

Background

The medical rod cutter is a medical instrument which is mainly used for cutting medical metal rods such as medical stainless steel rods, medical titanium alloy rods and the like in the process of clinical operation so that the length of the medical metal rods meets the operation requirement.

The metal bar is used as an internal fixation material commonly used in orthopedics department, the length of the metal bar is generally fixed at about twenty centimeters, and the diameter of the metal bar is between 0.5 and 2 millimeters with different specifications. The bone fracture fixation device is used for fixing short fractures or avulsion fractures and other fractures with low stress, and is also commonly used for fixing temporary fracture blocks in orthopedic operations. Due to wide application, the maximum diameter of the metal intramedullary nail is gradually increased to 4 mm, and the metal intramedullary nail is matched with an external fixing locking nail to fix pelvis fracture, calcaneal fracture and other emergent large fractures along with the external fixing support. When a doctor implants the metal intramedullary needle, the rod breaking function of the metal intramedullary needle must be performed by means of a medical instrument tool, and when the doctor uses a rod shearing device to shear, the larger the diameter of the metal intramedullary needle is, the more strength the doctor needs to use.

However, the length of the handle of the existing rod breaking device is difficult to adjust in the using process, so that the use of a doctor is laborious.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a medical disconnected excellent ware that work efficiency is high to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: medical disconnected excellent ware that work efficiency is high, including two handles, the handle inner wall is equipped with the cavity, the cavity inner wall is equipped with the lead screw, the handle inner wall is equipped with micro motor, micro motor's output shaft with the lead screw is connected, the cavity inner wall in lead screw outside cover is equipped with the extension pipe, the extension pipe outer wall is close to micro motor one end is equipped with connecting block one, the handle is connected with the tool bit through connecting block two, two rotate through the pivot between the connecting block two and connect.

Further, pivot outer wall one side is equipped with the fixed block, the fixed block inner wall is equipped with the through-hole, the through-hole top is equipped with the grip block, grip block outer wall one side is equipped with the fixture block, the grip block bottom is equipped with shock pad one, the through-hole bottom is equipped with shock pad two, the activity of grip block outer wall side is equipped with locating component, the grip block top is equipped with adjustment handle, the adjustment handle outer wall extends to fixed block outside cover is equipped with spring one.

Furthermore, the lead screw with the cavity inner wall rotates to be connected, the length of lead screw is less than the handle, the length of extension pipe is less than the lead screw, is convenient for the extension pipe to contract completely and gets into inside the handle.

Furthermore, the extension pipe is connected with the cavity in a sliding mode through the first connecting block, and a screw rod nut matched with the screw rod is arranged on the inner wall of the first connecting block to provide power for movement of the extension pipe.

Furthermore, the outer wall of the extension pipe is provided with a first sliding block, the inner wall of the cavity is provided with a sliding groove matched with the first sliding block, and one end, far away from the micro motor, of the outer wall of the screw rod is provided with a baffle plate to limit the movement track of the first connecting block.

Further, locating component includes slider two, slider two is located the fixed block inner wall, two outer wall one end of slider extend to the fixed block outside, the two outer walls of slider be equipped with fixture block phase-match tooth, the tooth extend to the through-hole inner wall with fixture block sliding connection, slider two pass through spring two with fixed block inner wall sliding connection fixes the fixture block.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

1. the utility model discloses a set up handle, cavity, extension pipe, connecting block one, micro motor, lead screw, connecting block two, tool bit and pivot, can make connecting block one drive the extension pipe and remove, the extension pipe removes about along the inner wall of handle, can adjust the length that the extension pipe stretches out according to the needs when using, be convenient for more laborsaving cut metal rod, be convenient for accomodate after finishing using.

2. The utility model discloses a set up fixed block, grip block, slider two, shock pad one, spring two, adjustment handle and fixture block, can make the grip block drive shock pad one downwards, press from both sides metal rod tightly until grip block cooperation fixed block bottom, shock pad one and shock pad two are used in the metal rod outer wall simultaneously, support the protection to metal rod, avoid metal rod to receive vibrations when cuting, improve the security that disconnected excellent ware used.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention. In the drawings:

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

FIG. 2 is a front sectional view of a portion of the present invention;

FIG. 3 is a top view of the positioning assembly of the present invention;

figure 4 is an enlarged schematic view of the invention at a in figure 2;

in the figure: 1. a handle; 2. a cavity; 3. a screw rod; 4. a micro motor; 5. an extension tube; 6. a first connecting block; 7. a cutter head; 8. a second connecting block; 9. a rotating shaft; 10. a fixed block; 11. a clamping plate; 12. a clamping block; 13. a first shock absorption pad; 14. an adjusting handle; 15. a second sliding block; 16. a second spring; 17. and a positioning component.

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. 1-4, the present invention provides a technical solution: the medical rod breaking device with high working efficiency comprises two handles 1, wherein a cavity 2 is arranged on the inner wall of each handle 1, a screw rod 3 is arranged on the inner wall of each cavity 2, a micro motor 4 is arranged on the inner wall of each handle 1, an output shaft of the micro motor 4 is connected with the screw rod 3, an extension pipe 5 is sleeved on the outer side of the screw rod 3 on the inner wall of each cavity 2, the screw rod 3 is rotatably connected with the inner wall of each cavity 2, the length of the screw rod 3 is smaller than that of each handle 1, the length of each extension pipe 5 is smaller than that of each screw rod 3, the extension pipes 5 can slide along the inner wall of each handle 1, so that the extension pipes 5 can be completely contracted to enter the handles 1, a first connecting block 6 is arranged at the ends, close to the micro motors 4, of the outer walls of the extension pipes 5, a first sliding block is arranged on the outer walls of the cavities 2, sliding grooves matched with the first sliding blocks are arranged on the inner walls of the screw rods 3, a baffle is arranged at the ends, far away from the micro motors 4, first slider of extension pipe 5 outer wall removes along the spout for the spout limits extension pipe 5, limits the movement track of connecting block one 6, extension pipe 5 passes through connecting block one 6 with 2 sliding connection of cavity, connecting block one 6 inner walls be equipped with 3 assorted screw-nut of lead screw, micro motor 4's output shaft drive lead screw 3 rotates, and lead screw 3 meshes with screw-nut mutually, provides power for extension pipe 5's removal, handle 1 is connected with tool bit 7 through connecting block two 8, two rotate through pivot 9 between the connecting block two 8 and connect.

The specific implementation mode is as follows: when the metal bar shearing machine is used, the two handles 1 are simultaneously stirred inwards to drive the two tool bits 7 connected with the handles to approach each other, so that the tool bits 7 shear metal bars, when thicker metal bars need to be sheared, the control button I on one side of the handles 1 is pressed to enable the two micro motors 4 to operate, the micro motor 4 of the 12SSN20 model can be adopted, the output shaft of the micro motor 4 drives the screw rod 3 to rotate, the screw rod 3 is meshed with the screw rod nut, the screw rod 3 drives the connecting block I6, the connecting block I6 drives the extension pipe 5, the sliding block I on the outer wall of the extension pipe 5 moves along the sliding groove, the sliding groove limits the extension pipe 5, the connecting block I6 drives the extension pipe 5 to move outwards, after the metal bars move to a required position, the control button I is pressed again to enable the micro motors 4 to stop operating, the length of the handles 1 can be prolonged through the extended extension pipe 5, inwards stir extension pipe 5 simultaneously this moment, can be more laborsaving drive tool bit 7 cut metal bar, after finishing using, press control button two, control micro motor 4's output shaft antiport, thereby drive connecting block one 6 to 1 inside removal of handle, connecting block one 6 drives extension pipe 5 inside removal, extension pipe 5 resets to in the handle 1, can adjust the length that extension pipe 5 stretches out according to the needs when using, be convenient for more laborsaving cut metal bar, be convenient for accomodate after finishing using.

Referring to fig. 1-3, the present invention provides a technical solution: the medical rod breaking device with high working efficiency is characterized in that a fixed block 10 is arranged on one side of the outer wall of the rotating shaft 9, a through hole is formed in the inner wall of the fixed block 10, a clamping plate 11 is arranged at the top of the through hole, a clamping block 12 is arranged on one side of the outer wall of the clamping plate 11, a first shock absorption pad 13 is arranged at the bottom end of the clamping plate 11, a second shock absorption pad is arranged at the bottom end of the through hole, a positioning assembly 17 is movably arranged on the side of the outer wall of the clamping plate 11 and comprises a second sliding block 15, the second sliding block 15 is arranged on the inner wall of the fixed block 10, one end of the outer wall of the second sliding block 15 extends to the outer side of the fixed block 10, teeth matched with the clamping block 12 are arranged on the outer wall of the second sliding block 15 and extend to the inner wall of the through hole and are in sliding connection with the clamping block 12, the second sliding block 15 is in sliding connection with the inner wall of the fixed block 10 through a second spring 16 to fix the clamping block 12, and an adjusting handle 14 is arranged at the top end of the clamping plate 11, the outer wall of the adjusting handle 14 extends to the outer side of the fixing block 10 and is sleeved with a first spring.

The specific implementation mode is as follows: when the metal bar shearing machine is used, a metal bar with a shear short is placed between the two tool bits 7, one more end of the metal bar penetrates through the through hole, the adjusting handle 14 is pressed downwards, the small plate at the top end of the adjusting handle 14 is close to the fixed block 10, so that the first spring is compressed, the adjusting handle 14 drives the clamping plate 11 to move downwards, the clamping plate 11 drives the clamping block 12 to move downwards along the teeth, the clamping plate 11 drives the first shock absorption pad 13 to move downwards until the clamping plate 11 is matched with the bottom end of the fixed block 10 to clamp the metal bar, after shearing is finished, the second sliding block 15 is shifted to the left side, the teeth are separated from the clamping block 12, the clamping plate 11 is not fixed, the adjusting handle 14 is driven by the tension of the first spring to reset, the adjusting handle 14 drives the clamping plate 11 to reset, the sheared metal bar falls off, at the moment, the first shock absorption pad 13 and the second shock absorption pad act on the outer wall of the metal bar at the same time to support and protect the metal bar, and prevent the metal bar from being vibrated during shearing, the safety of the use of the rod breaking device is improved.

The utility model discloses a theory of operation:

referring to the specification attached drawings 1-4, the utility model discloses a set up handle 1, cavity 2, extension pipe 5, connecting block 6, micro motor 4, lead screw 3, connecting block two 8, tool bit 7 and pivot 9, can make connecting block 6 drive extension pipe 5 and remove, the extension pipe 5 removes along the inner wall of handle 1 about, can adjust the length that extension pipe 5 stretched out according to the needs when using, be convenient for more laborsaving cut metal rod, be convenient for accomodate after finishing using.

Further, refer to specification attached drawing 1-figure 3, the utility model discloses a set up fixed block 10, grip block 11, two 15 of slider, shock pad 13, two 16 springs, adjustment handle 14 and fixture block 12, can make grip block 11 drive shock pad 13 downwards, until grip block 11 cooperation fixed block 10 bottom press from both sides the metal rod tightly, shock pad 13 and two simultaneous actions of shock pad are at the metal rod outer wall, support the protection to the metal rod, avoid the metal rod to receive vibrations when cuting, improve the security that disconnected excellent ware 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.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Medical disconnected excellent ware that work efficiency is high, including two handles (1), its characterized in that: handle (1) inner wall is equipped with cavity (2), cavity (2) inner wall is equipped with lead screw (3), handle (1) inner wall is equipped with micro motor (4), the output shaft of micro motor (4) with lead screw (3) are connected, cavity (2) inner wall in lead screw (3) outside cover is equipped with extension pipe (5), extension pipe (5) outer wall is close to micro motor (4) one end is equipped with connecting block (6), handle (1) is connected with tool bit (7), two through connecting block two (8) rotate the connection through pivot (9) between connecting block two (8).

2. The medical rod breaker with high working efficiency according to claim 1, which is characterized in that: pivot (9) outer wall one side is equipped with fixed block (10), fixed block (10) inner wall is equipped with the through-hole, the through-hole top is equipped with grip block (11), grip block (11) outer wall one side is equipped with fixture block (12), grip block (11) bottom is equipped with shock pad one (13), the through-hole bottom is equipped with shock pad two, grip block (11) outer wall side activity is equipped with locating component (17), grip block (11) top is equipped with adjustment handle (14), adjustment handle (14) outer wall extends to fixed block (10) outside cover is equipped with spring one.

3. The medical rod breaker with high working efficiency according to claim 1, which is characterized in that: the screw rod (3) is rotatably connected with the inner wall of the cavity (2), the length of the screw rod (3) is smaller than that of the handle (1), and the length of the extension pipe (5) is smaller than that of the screw rod (3).

4. The medical rod breaker with high working efficiency according to claim 1, which is characterized in that: the extension pipe (5) is connected with the cavity (2) in a sliding mode through the first connecting block (6), and a lead screw nut matched with the lead screw (3) is arranged on the inner wall of the first connecting block (6).

5. The medical rod breaker with high working efficiency according to claim 1, which is characterized in that: the outer wall of the extension pipe (5) is provided with a first sliding block, the inner wall of the cavity (2) is provided with a sliding groove matched with the first sliding block, and one end of the outer wall of the screw rod (3) far away from the micro motor (4) is provided with a baffle.

6. The medical rod breaker with high working efficiency according to claim 2, which is characterized in that: locating component (17) includes slider two (15), slider two (15) are located fixed block (10) inner wall, slider two (15) outer wall one end extends to fixed block (10) outside, slider two (15) outer wall be equipped with fixture block (12) phase-match tooth, tooth extends to the through-hole inner wall with fixture block (12) sliding connection, slider two (15) through spring two (16) with fixed block (10) inner wall sliding connection.