CN214678943U

CN214678943U - Retractor for neurosurgery

Info

Publication number: CN214678943U
Application number: CN202022950988.1U
Authority: CN
Inventors: 张晓军; 其他发明人请求不公开姓名
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-08
Filing date: 2020-12-08
Publication date: 2021-11-12
Anticipated expiration: 2030-12-08

Abstract

The utility model discloses a retractor for neurosurgery, which belongs to the technical field of retractor equipment and comprises an upper handle ring and a lower handle ring, wherein the left side of the upper handle ring is fixedly connected with an upper clamp handle, the left side of the lower handle ring is fixedly connected with a lower clamp handle, a chute is arranged in the middle of a connecting rod, a slide block is arranged at the top of the chute, a retractor rod is fixedly connected at the bottom of the slide block, the top of the retractor rod is provided with a retractor hook, the right side of the connecting rod is provided with a first thread groove, a threaded rod is inserted in the first thread groove, a second thread groove is inserted at the right side of the threaded rod, the utility model provides a retractor for neurosurgery, the retractor can realize the expansion and contraction of the retractor rod by installing the slide block on the retractor rod and arranging the chute on the connecting rod, and can disassemble or install the retractor rod by arranging the thread groove in the connecting rod and rotating the connecting rod on the threaded rod, the retractor can be conveniently replaced.

Description

Retractor for neurosurgery

Technical Field

The utility model relates to a retractor equipment technical field especially relates to a retractor for neurosurgery.

Background

Neurosurgery is a clinical surgical special department which treats diseases of a central nervous system (brain, spinal cord), a peripheral nervous system and a vegetative nervous system by taking an operation as a main means, in the operation, students need to cut open tissues such as skin of a patient, and a retractor is used for dragging the tissues at an operation incision so as to expose a part to be treated, then doctors carry out related treatment operations, and the retractor is also called a retractor for retracting the tissues and exposing an operation field, is convenient to explore and operate and can be divided into two types of handheld retractor and automatic retractor. The retractor has various specifications of different shapes and sizes, and can be selected according to the operation requirement.

Patent number CN210871778U discloses a retractor for neurosurgery, adjustment mechanism through the setting, in order to reach the medical personnel in the operation of being convenient for adjust the towed opening distance of retractor at any time, prevent to operate and carry out the inconvenience of traditional chinese medical personnel of protecting and adjust the messenger with the opening of a hand to the retractor, make the medical personnel of being convenient for carry out work, multiunit traction block and the non-slip raised through the even setting that sets up, in order to reach the effect of evenly strutting to the incision of operation, prevent to pull out simply with two and grab the operation incision of retracting and lead to the fact the inhomogeneous that the incision was retracted, consequently cause incision skin tissue to shelter from the operation position even, hinder the doctor to carry out the operation treatment.

The prior art retractor for neurosurgery has the following disadvantages: 1. the retractor has the advantages that the retraction rod of the retractor has no telescopic function, and the operable range is limited; 2. the retractor does not have a disassembling function, when a retraction rod or a retraction hook is damaged, the retraction rod or the retraction hook needs to be replaced completely, and the use is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model provides a retractor for neurosurgery is through installing the slider on the distraction rod, sets up the spout on the connecting rod to set up the through-hole at the connecting rod top, through sliding block, and use the buckle to fix the slider, can realize the flexible of distraction rod, through set up the thread groove in the connecting rod is inside, can dismantle or install the distraction rod through the rotary connection pole on the threaded rod, can be convenient change retractor.

The utility model provides a specific technical scheme as follows:

the utility model provides a retractor for neurosurgery, which comprises an upper handle ring and a lower handle ring, wherein the left side of the upper handle ring is fixedly connected with an upper forceps handle, the left side of the lower handle ring is fixedly connected with a lower forceps handle, the left sides of the upper forceps handle and the lower forceps handle are fixedly connected with a disc, a rotating shaft is arranged in the disc, the left side of the disc is respectively and fixedly connected with an upper half tong and a lower half tong, the left sides of the upper half tong and the lower half tong are provided with telescopic structures which comprise connecting rods, a sliding groove is arranged in the middle of the connecting rod, a sliding block is arranged at the top of the sliding groove, a retraction rod is fixedly connected at the bottom of the sliding block, the top of the retraction rod is provided with a retraction hook, the right side of the connecting rod is provided with a first thread groove, a threaded rod is inserted in the first thread groove, and a second thread groove is inserted in the right side of the threaded rod and is arranged in the upper half pliers and the lower half pliers.

Optionally, a through hole is formed in the top of the connecting rod, a buckle is installed at the top of the connecting rod, and the buckle penetrates through the through hole and the sliding block.

Optionally, the bottom of the upper clamp handle is fixedly connected with a limiting ruler, the surface of the lower clamp handle is provided with a limiting ring, and the limiting ruler penetrates through the limiting ring.

Optionally, an illuminating lamp is installed on the left side of the disc.

Optionally, the outer sides of the upper handle ring and the lower handle ring are sleeved with anti-skid rubber.

The utility model has the advantages as follows:

the embodiment of the utility model provides a retractor for neurosurgery:

1. first pincers and second pincers left side install extending structure, extending structure includes the connecting rod, be equipped with the spout in the middle of the connecting rod, the slider is installed at the spout top, slider bottom fixedly connected with distraction pole, the distraction pole top is equipped with the hook of drawing, the connecting rod top is equipped with the through-hole, the buckle is installed at the connecting rod top, the buckle runs through-hole and slider, when the doctor uses this retractor, take out the buckle from the through-hole, slide the slider left side, when sliding to a certain position, insert the through-hole again with the buckle, fix the distraction pole, after the doctor uses up, the same reason, take out the buckle earlier, slide the slider right side, insert the buckle at last, fix the distraction pole, first pincers and second pincers install the same extending structure, can effectually make the extension of distraction pole or shorten, make the operating range change, the effectual work efficiency that has improved.

2. Connecting rod right side is equipped with first thread groove, the threaded rod is pegged graft to first thread groove inside, the threaded rod right side is pegged graft and is had the second thread groove, the second thread groove sets up in the inside of first pincers and second pincers, when the pole or the hook damage that leads out need be changed, through rotatory connecting rod, the threaded rod can drop from first thread groove, insert the threaded rod to new retractor connecting rod on, the connecting rod of screwing can, first pincers and second pincers have same structure, can both dismantle the retractor, and change into new retractor and install, change comparatively convenient and fast, the effectual work efficiency that has improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic view of an overall structure of a retractor for neurosurgery according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a telescopic structure of a retractor for neurosurgery according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a connecting rod of a retractor for neurosurgery according to an embodiment of the present invention;

fig. 4 is a schematic view of a threaded rod of a neurosurgical retractor according to an embodiment of the present invention;

in the figure: 1. a handle ring is arranged; 2. an upper clamp handle; 3. a rotating shaft; 4. a lower half of the pliers; 5. an upper half of the pliers; 6. a detachable structure; 7. a telescopic structure; 8. an illuminating lamp; 9. a lower clamp handle; 10. a limiting ruler; 11. a lower handle ring; 12. A limiting ring; 13. a retraction lever; 14. retracting the hook; 15. a chute; 16. a connecting rod; 17. a slider; 18. Buckling; 19. a first thread groove; 20. a threaded rod; 21. a disc; 22. a second thread groove; 23. a through hole; 24. and (3) anti-skid rubber.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, 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 efforts belong to the protection scope of the present invention.

A neurosurgical retractor according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 4.

Referring to fig. 1 to 4, an embodiment of the present invention provides a retractor for neurosurgery, the left side of the upper handle ring 1 is fixedly connected with an upper forceps handle 2, the left side of the lower handle ring 11 is fixedly connected with a lower forceps handle 9, the left sides of the upper forceps handle 2 and the lower forceps handle 9 are fixedly connected with a disc 21, the inside of the disc 21 is provided with a rotating shaft 3, the left side of the disc is fixedly connected with an upper forceps 5 and a lower forceps 4, respectively, the left sides of the upper forceps 5 and the lower forceps 4 are provided with a telescopic structure 7, the telescopic structure 7 comprises a connecting rod 16, the middle of the connecting rod 16 is provided with a chute 15, the top of the chute 15 is provided with a sliding block 17, the bottom of the sliding block 17 is fixedly connected with a retracting rod 13, the top of the retracting rod 13 is provided with a retracting hook 14, the right side of the connecting rod 16 is provided with a thread groove 19, a threaded rod 20 is inserted into the first thread groove 19, a second thread groove 22 is inserted at the right side of the threaded rod 20, and the second thread groove 22 is arranged inside the upper half tong 5 and the lower half tong 4.

Illustratively, the retractor can be conveniently replaced by installing a sliding block 17 on the retraction rod 13, arranging a sliding chute 15 on the connecting rod 16, arranging a through hole 23 at the top of the connecting rod 16, sliding the sliding block 17, fixing the sliding block 17 by using a buckle 18, extending and retracting the retraction rod 13, arranging a thread groove 19 inside the connecting rod 16, and rotating the connecting rod 16 on a thread rod 20 to detach or install the retraction rod 13.

Referring to fig. 3, a through hole 23 is formed at the top of the connecting rod 16, a buckle 18 is mounted at the top of the connecting rod, and the buckle 18 penetrates through the through hole 23 and the sliding block 17.

By way of example, the slide 17 can be fixed by inserting the catch 18 into the through-hole, ensuring that the retraction lever 13 remains stable during operation.

Referring to fig. 1, a limiting ruler 10 is fixedly connected to the bottom of the upper forceps handle 2, a limiting ring 12 is arranged on the surface of the lower forceps handle 9, and the limiting ruler penetrates through the limiting ring 12.

Illustratively, the stop collar 12 on the stop gauge 10 prevents excessive movement of the upper and

lower handles

2, 9.

Referring to fig. 1, an illumination lamp 8 is installed at the left side of the disc.

Illustratively, when using the retractor, the illumination lamp 8 can be turned on to illuminate the operation area, so that the visual field is brighter, and the operation risk is reduced.

Referring to fig. 1, the outer sides of the upper handle ring 1 and the lower handle ring 11 are sleeved with anti-skid rubber 24.

Illustratively, by using a non-slip rubber 24, the medical personnel is prevented from slipping their hands when using the device.

When the retractor is used, a medical worker needs to grasp the upper handle ring 1 and the lower handle ring 11 by hands, the medical worker grasps the handle rings to control the moving range of the upper forceps handle 2 and the lower forceps handle 9, the limiting ring 12 on the limiting ruler 10 can prevent the upper forceps handle 2 and the lower forceps handle 9 from moving excessively, the left sides of the upper forceps 5 and the lower forceps 4 are provided with the telescopic structures 7, each telescopic structure 7 comprises a connecting rod, the middle of each connecting rod 16 is provided with a sliding chute 15, the top of each sliding chute 15 is provided with a sliding block 17, the bottom of each sliding block 17 is fixedly connected with a pulling rod 13, the top of each pulling rod 13 is provided with a pulling hook 14, the top of each connecting rod 16 is provided with a through hole 23, the top of each connecting rod 16 is provided with a buckle 18, each buckle 18 penetrates through the through hole 23 and the sliding block 17, when the retractor is used by a doctor, each buckle 18 is taken out of the through hole, the sliding block 17 leftwards, and is inserted into the through hole again to fix the pulling rod 13 when the retractor slides to a certain position, after the doctor uses up, by the same principle, the buckle 18 is taken out firstly, the sliding block 17 slides rightwards, the buckle 18 is inserted finally to fix the retraction rod 13, the same telescopic structure 7 is arranged on the upper half forceps 5 and the lower half forceps 4, the retraction rod 13 can be effectively extended or shortened, the operation range is changed, the work efficiency is effectively improved, the right side of the connecting rod is provided with a first thread groove 19, a threaded rod 20 is inserted in the first thread groove 19, the right side of the threaded rod 20 is inserted with a second thread groove 22, the second thread groove 22 is arranged in the upper half forceps 5 and the lower half forceps 4, when the retraction rod 13 or the retraction hook 14 is damaged and needs to be replaced, the threaded rod 20 can fall off from the first thread groove 19 by rotating the connecting rod 16, a new retractor connecting rod 16 is inserted on the threaded rod 20, the connecting rod is screwed, the upper half forceps 5 and the lower half forceps 4 have the same structure, the retractor can be detached and replaced by a new retractor, so that the replacement is convenient and fast, and the working efficiency is effectively improved.

The utility model relates to a retractor for neurosurgery, which comprises a handle ring 1; 2. an upper clamp handle; 3. a rotating shaft; 4. a lower half of the pliers; 5. an upper half of the pliers; 6. a detachable structure; 7. a telescopic structure; 8. an illuminating lamp; 9. a lower clamp handle; 10. a limiting ruler; 11. a lower handle ring; 12. a limiting ring; 13. a retraction lever; 14. retracting the hook; 15. a chute; 16. a connecting rod; 17. a slider; 18. buckling; 19. a first thread groove; 20. A threaded rod; 21. a disc; 22. a second thread groove; 23. a through hole; 24. the structure and principle of the anti-skid rubber are known to those skilled in the art through technical manuals or through routine experiments.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. A retractor for neurosurgery comprises an upper handle ring (1) and a lower handle ring (11), and is characterized in that the left side of the upper handle ring (1) is fixedly connected with an upper forceps handle (2), the left side of the lower handle ring (11) is fixedly connected with a lower forceps handle (9), the left sides of the upper forceps handle (2) and the lower forceps handle (9) are fixedly connected with a disc (21), a rotating shaft (3) is arranged inside the disc (21), the left side of the disc is respectively fixedly connected with an upper forceps half forceps (5) and a lower forceps (4), telescopic structures (7) are arranged on the left sides of the upper forceps (5) and the lower forceps (4), each telescopic structure (7) comprises a connecting rod (16), a sliding groove (15) is arranged in the middle of the connecting rod (16), a sliding block (17) is arranged at the top of the sliding groove (15), an opening rod (13) is fixedly connected to the bottom of the sliding block (17), and a retracting hook (14) is arranged at the top of the opening rod (13), the right side of the connecting rod (16) is provided with a first thread groove (19), a threaded rod (20) is inserted into the first thread groove (19), a second thread groove (22) is inserted into the right side of the threaded rod (20), and the second thread groove (22) is arranged inside the upper half pliers (5) and the lower half pliers (4).

2. A retractor for neurosurgery as claimed in claim 1, wherein said connecting rod (16) is provided with a through hole (23) at the top, and a clip (18) is mounted on the top of said connecting rod, said clip (18) passing through the through hole (23) and the slider (18).

3. The neurosurgical retractor according to claim 1, wherein a limiting ruler (10) is fixedly connected to the bottom of the upper forceps handle (2), a limiting ring (12) is arranged on the surface of the lower forceps handle (9), and the limiting ruler penetrates through the limiting ring (22).

4. A retractor for neurosurgery as claimed in claim 1, wherein a light (8) is mounted to the left side of the disk.

5. The neurosurgical retractor according to claim 1, wherein the upper handle ring (1) and the lower handle ring (11) are sleeved with anti-skid rubber (24) on the outer sides.