CN213552035U

CN213552035U - Movable multifunctional retractor for neurosurgery

Info

Publication number: CN213552035U
Application number: CN202022049227.9U
Authority: CN
Inventors: 吕其铭
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-18
Filing date: 2020-09-18
Publication date: 2021-06-29
Anticipated expiration: 2030-09-18

Abstract

The utility model discloses a removal type neurosurgery multi-functional retractor, including handle and fixing base, the left side fixed connection of handle and fixing base, the first regulating arm of right side fixedly connected with of fixing base bottom, the left side threaded connection of fixing base has the screw rod, and the screw rod runs through the fixing base and extends to the right side of fixing base, the right-hand member fixedly connected with second regulating arm of screw rod, and all of first regulating arm and second regulating arm are connected with the baffle through angle adjustment mechanism rotation, and the through-hole has all been seted up at the top of first regulating arm and second regulating arm. This removal type multifunctional retractor of neurosurgery drives the baffle angle through rotating the erection column and takes place the skew, and angle and direction are led out in the adjustment, make angle and the direction of leading out reach the ideal state, can reach better field of vision exposure effect in the operation, make things convenient for the operation of operation and go on, have played positive effectual effect to the security that improves the operation.

Description

Movable multifunctional retractor for neurosurgery

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a movable multifunctional retractor for neurosurgery.

Background

The retractor is used for retracting tissues to expose an operation field, so that doctors can conveniently explore and operate the retractor, the retractor has specifications of various shapes and sizes, a proper retractor can be selected according to operation needs, the types of the retractors which can be selected for operations with larger field range requirements are more, for minimally invasive operations, the usage of the retractor needs to meet the requirements of the operation field, and more importantly, the too-large injury to the wound is avoided.

In neurosurgery's operation, the angle and the direction that the tissue was led out often need be constantly adjusted according to the operation needs to in the operation to expose the operation field of vision, make things convenient for the doctor to explore and operate, retractor that neurosurgery used causes to lead to the fact angle and direction unsatisfactory because of direction and the angle that self can not adjust the drag hook at present, influences the operation and going on of operation.

SUMMERY OF THE UTILITY MODEL

The utility model provides a to prior art not enough, the utility model provides a removal type neurosurgery multi-functional retractor has solved the retractor because of direction and the angle that self can not adjust the drag hook, and it is unsatisfactory to cause to draw angle and direction, and then influences the problem of operation.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a movable neurosurgical multifunctional retractor comprises a handle and a fixed seat, wherein the right end of the handle is fixedly connected with the left side of the fixed seat, the right side of the bottom of the fixed seat is fixedly connected with a first adjusting arm, the left side of the fixed seat is in threaded connection with a screw rod, the screw rod penetrates through the fixed seat and extends to the right side of the fixed seat, the right end of the screw rod is fixedly connected with a second adjusting arm, the first adjusting arm and the second adjusting arm are rotatably connected with a baffle through angle adjusting mechanisms, the tops of the first adjusting arm and the second adjusting arm are both provided with through holes, the inner wall of each through hole is fixedly connected with a limiting gear ring, each angle adjusting mechanism comprises an installation column, a movable groove is formed in the installation column, the top and the bottom of the inner wall of each movable groove are both fixedly connected with a first slide rail, and a movable plate is slidably connected between the, the top fixedly connected with movable rod on fly leaf right side, the one end that the movable rod kept away from the fly leaf runs through movable groove and erection column and extends to the outside of erection column, the bottom fixedly connected with on fly leaf right side and the spacing tooth of spacing ring gear looks adaptation, spacing tooth runs through movable groove and erection column and extends to the outside of erection column.

Preferably, the right side of the movable plate and the surface of the movable rod are fixedly connected with a first spring, and one end, far away from the movable plate, of the first spring is fixedly connected with the right side of the inner wall of the movable groove.

Preferably, a second spring is fixedly connected between the left side of the movable plate and the left side of the inner wall of the movable groove, and a pressing plate is fixedly connected to one end, located outside the mounting column, of the movable rod.

Preferably, the top of the handle is fixedly connected with a guide rail, the left end of the screw rod is fixedly connected with a clamping block, and the bottom of the clamping block is slidably connected with the guide rail.

Preferably, the top of the fixed seat is provided with an installation groove, and the surface of the screw rod and the inner wall of the installation groove are in threaded connection with a threaded sleeve.

The utility model provides a removal type neurosurgery multifunctional retractor, compare with prior art and possess following beneficial effect:

(1) the movable neurosurgery multifunctional retractor is fixedly connected with the left side of a fixed seat through the right end of a handle, a first adjusting arm is fixedly connected with the right side of the bottom of the fixed seat, a screw rod is connected with the left side of the fixed seat in a threaded manner, the screw rod penetrates through the fixed seat and extends to the right side of the fixed seat, a second adjusting arm is fixedly connected with the right end of the screw rod, the first adjusting arm and the second adjusting arm are rotatably connected with a baffle through an angle adjusting mechanism, through holes are formed in the tops of the first adjusting arm and the second adjusting arm, a limiting gear ring is fixedly connected with the inner wall of each through hole, the angle adjusting mechanism comprises an installation column, a movable groove is formed in the installation column, first slide rails are fixedly connected with the top and the bottom of the inner wall of the movable groove, a movable plate is slidably connected between the opposite sides, the one end that the fly leaf was kept away from to the movable rod runs through activity groove and erection column and extends to the outside of erection column, and the bottom fixedly connected with on fly leaf right side and the spacing tooth of spacing ring gear looks adaptation rotate the erection column and drive the baffle angle and take place the skew, and angle and direction are led out in the adjustment, make and lead out angle and direction and reach the ideal state, can reach better field of vision in the operation and expose the effect, make things convenient for the operation of operation and go on, played positive effectual effect to the security that improves the operation.

(2) This removal type neurosurgery multifunctional retractor has seted up the mounting groove through the top of fixing base, and the surface of screw rod and the inner wall threaded connection who is located the mounting groove have the swivel nut, makes things convenient for adjusting screw, and then adjusts the distance between first regulating arm and the second regulating arm, and the top fixedly connected with guide rail of handle, the left end fixedly connected with fixture block of screw rod, the bottom and the guide rail sliding connection of fixture block prevent that adjusting screw's in-process screw rod from taking place to rotate.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is a top view of the structure of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 1;

fig. 4 is a partially enlarged view of the point B in fig. 2 according to the present invention.

In the figure: the device comprises a handle 1, a fixed seat 2, a first adjusting arm 3, a screw rod 4, a second adjusting arm 5, an angle adjusting mechanism 6, a mounting column 61, a movable groove 62, a first sliding rail 63, a movable plate 64, a movable rod 65, a limiting tooth 66, a first spring 67, a second spring 68, a pressing plate 69, a through hole 7, a baffle 8, a limiting gear ring 9, a guide rail 10, a clamping block 11, a mounting groove 12 and a threaded sleeve 13.

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 and fig. 2, the present invention provides a technical solution: a movable multifunctional retractor for neurosurgery comprises a handle 1 and a fixed seat 2, wherein the top of the handle 1 is fixedly connected with a guide rail 10, the left end of a screw rod 4 is fixedly connected with a clamping block 11, the bottom of the clamping block 11 is slidably connected with the guide rail 10, when the clamping block 11 is matched with the guide rail 10 to prevent the screw rod 4 from being adjusted, the screw rod 4 rotates, the top of the fixed seat 2 is provided with an installation groove 12, the surface of the screw rod 4 and the inner wall of the installation groove 12 are in threaded connection with a threaded sleeve 13, the surface of the threaded sleeve 13 is provided with anti-slip threads to facilitate the rotation of the threaded sleeve 13 to adjust the screw rod 4, the right end of the handle 1 is fixedly connected with the left side of the fixed seat 2, the right side of the bottom of the fixed seat 2 is fixedly connected with a first adjusting arm 3, the left side of the fixed seat 2 is, first regulating arm 3 and second regulating arm 5 all rotate through angle adjusting mechanism 6 and be connected with baffle 8, and through-hole 7 has all been seted up at the top of first regulating arm 3 and second regulating arm 5, and through-hole 7 equidistance is provided with a plurality ofly, and the inner wall fixedly connected with of through-hole 7 spacing ring gear 9, spacing ring gear 9 are the ring gear.

Specifically, referring to fig. 3 and 4, the angle adjusting mechanism 6 includes a mounting post 61, the mounting post 61 is rotatably connected to an inner wall of the through hole 7, a surface of the mounting post 61 is fixedly connected with a limiting block to prevent the mounting post 61 from sliding out of the through hole 7, a movable groove 62 is formed inside the mounting post 61, top and bottom of an inner wall of the movable groove 62 are fixedly connected with first slide rails 63, a movable plate 64 is slidably connected between opposite sides of the two first slide rails 63, a first spring 67 is fixedly connected to a surface of the right side of the movable plate 64 and located on the movable rod 65, one end of the first spring 67, which is far away from the movable plate 64, is fixedly connected to a right side of the inner wall of the movable groove 62, a second spring 68 is fixedly connected between a left side of the movable plate 64 and a left side of the inner wall of the movable groove 62, one end of the movable rod 65, which is located, one end of the movable rod 65, which is far away from the movable plate 64, penetrates through the movable groove 62 and the mounting column 61 and extends to the outside of the mounting column 61, the bottom of the right side of the movable plate 64 is fixedly connected with a limiting tooth 66 matched with the limiting gear ring 9, and the limiting tooth 66 penetrates through the movable groove 62 and the mounting column 61 and extends to the outside of the mounting column 61.

When the adjustable baffle plate is used, when the distance between the first adjusting arm 3 and the second adjusting arm 5 needs to be adjusted, the screw sleeve 13 only needs to be rotated to drive the second adjusting arm 5 to be far away from or close to the first adjusting arm 3 until the distance between the first adjusting arm 3 and the second adjusting arm 5 meets the surgical requirements, when the angle of the baffle plate 8 needs to be adjusted, the pressing plate 69 is pressed, the movable rod 65 pushes the movable plate 64 to move, so that the limiting teeth 66 are driven to move, the limiting teeth 66 are separated from the limiting gear ring 9, the first spring 67 is stretched and the second spring 68 is compressed, when the limiting teeth 66 are separated from the limiting gear ring 9, the mounting column 61 is rotated to drive the baffle plate 8 to rotate together, when the baffle plate is adjusted to a proper angle, the pressing plate 69 is released, the limiting teeth 66 are clamped into the limiting gear ring 9 under the action of the first spring 67 and the second spring 68, the mounting column 61 can be fixed, and the baffle plate 8 is locked at a proper, the operation is convenient.

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.

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 removal type neurosurgery multifunctional retractor, includes handle (1) and fixing base (2), the right-hand member of handle (1) and the left side fixed connection of fixing base (2), the first regulating arm (3) of right side fixedly connected with of fixing base (2) bottom, its characterized in that: a screw rod (4) is connected to the left side of the fixing seat (2) in a threaded manner, the screw rod (4) penetrates through the fixing seat (2) and extends to the right side of the fixing seat (2), a second adjusting arm (5) is fixedly connected to the right end of the screw rod (4), the first adjusting arm (3) and the second adjusting arm (5) are rotatably connected with a baffle (8) through an angle adjusting mechanism (6), through holes (7) are formed in the tops of the first adjusting arm (3) and the second adjusting arm (5), and a limiting gear ring (9) is fixedly connected to the inner wall of each through hole (7);

angle adjustment mechanism (6) are including erection column (61), movable groove (62) have been seted up to the inside of erection column (61) to the top of activity groove (62) inner wall and the first slide rail (63) of the equal fixedly connected with in bottom, two sliding connection has fly leaf (64) between the relative one side of first slide rail (63), top fixedly connected with movable rod (65) on fly leaf (64) right side, the one end that fly leaf (64) were kept away from in movable rod (65) runs through movable groove (62) and erection column (61) and extends to the outside of erection column (61), bottom fixedly connected with on fly leaf (64) right side and spacing tooth (66) of spacing ring gear (9) looks adaptation, spacing tooth (66) run through movable groove (62) and erection column (61) and extend to the outside of erection column (61).

2. A mobile neurosurgical multifunctional retractor according to claim 1 wherein: the right side of the movable plate (64) is fixedly connected with a first spring (67) on the surface of the movable rod (65), and one end, far away from the movable plate (64), of the first spring (67) is fixedly connected with the right side of the inner wall of the movable groove (62).

3. A mobile neurosurgical multifunctional retractor according to claim 1 wherein: a second spring (68) is fixedly connected between the left side of the movable plate (64) and the left side of the inner wall of the movable groove (62), and a pressing plate (69) is fixedly connected to one end, located outside the mounting column (61), of the movable rod (65).

4. A mobile neurosurgical multifunctional retractor according to claim 1 wherein: the top fixedly connected with guide rail (10) of handle (1), the left end fixedly connected with fixture block (11) of screw rod (4), the bottom and the guide rail (10) sliding connection of fixture block (11).

5. A mobile neurosurgical multifunctional retractor according to claim 1 wherein: the top of the fixed seat (2) is provided with a mounting groove (12), and the surface of the screw rod (4) and the inner wall of the mounting groove (12) are in threaded connection with a threaded sleeve (13).