CN210962269U

CN210962269U - Visual adjustable skull fixation neuroendoscopy soft channel

Info

Publication number: CN210962269U
Application number: CN201921459368.9U
Authority: CN
Inventors: 蒲军; 牛小群; 黄晓斌; 刘旭杰
Original assignee: Second Affiliated Hospital of Kunming Medical University
Current assignee: Second Affiliated Hospital of Kunming Medical University
Priority date: 2019-09-04
Filing date: 2019-09-04
Publication date: 2020-07-10
Anticipated expiration: 2029-09-04

Abstract

The utility model relates to the technical field of medical equipment, specifically disclose a visual adjustable skull fixed nerve endoscope soft channel, including dead lever and outer tube, the equal fixedly connected with first bull stick in the left and right sides of dead lever bottom, the equal fixedly connected with bearing in the bottom of two first bull sticks, the equal fixedly connected with second bull stick in one end that two bearings kept away from first bull stick, the equal fixedly connected with locating plate in the bottom of two second bull sticks, the equal fixedly connected with stopper of the opposite end of two bearings, the equal fixedly connected with knob of the opposite end of two stoppers, the inside left and right sides of dead lever and the position department that is close to the center have all seted up the spout, equal sliding connection has the slider in two spouts; the utility model discloses a spout and the slider that set up, cooperation gear and the teeth of a cogwheel to and the clamp splice for the device can effectively be fixed the passageway, and can be applicable to the passageway of equidimension not, and easy operation has improved the device's practicality.

Description

Visual adjustable skull fixation neuroendoscopy soft channel

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to soft passageway of fixed neural scope of visual adjustable skull.

Background

The neuroendoscopy is a tool for observing and operating in endoscopic neurosurgery, as early as 1806 years, people invented the endoscopy, and gradually applied to a plurality of clinical specialties, in 1918, people applied the cystoscope to observe ventricles, and named the endoscopy as neuroendoscopy, the neuroendoscopy commonly used clinically comprises a hard endoscope and a soft endoscope, the development of the latter is in two stages of a fiber optic endoscope and an electronic soft endoscope, the neuroendoscopy operation becomes one of the main development directions of modern micro-invasive neurosurgery, the neuroendoscopy technology is a prominent representative of the minimally invasive neurosurgery idea, the neuroendoscopy technology is used for treating nervous system diseases, and the neuroendoscopy technology has the advantages of small wound, high safety, quick recovery, low cost and the like.

During the operation, an endoscope, a suction apparatus and other operation instruments are required to be placed in the channel at the same time, if the channel is not effectively fixed, when a plurality of instruments are operated in the channel, the stability of an endoscope image is influenced, more importantly, the stability of a channel is poor when a plurality of instruments are operated in the channel, the channel is subjected to rigid displacement during the operation of the plurality of instruments to further damage brain tissues, the optimal position of the channel in the operation process can be displaced due to the operation of the instruments or the displacement along with the brain tissues if the optimal position is not fixed, the brain tissue damage can be increased by repeatedly adjusting the position of the channel, the channel during the operation of the endoscope is made of rigid materials, each visual field and each operation angle can not be freely adjusted, and the brain tissues can be damaged by rigid displacement if the optimal visual field and the optimal operation angle are forcibly and rigidly pressed, therefore, a visual adjustable skull fixation neuroendoscopy soft channel needs to be designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a to prior art not enough, the utility model provides a soft passageway of fixed neural scope of visual adjustable skull possesses can adjust in a flexible way, and advantages such as easy operation have solved the device in the past and can not adjust in a flexible way, operate complicated problem.

The utility model discloses a visual adjustable skull fixation neuroendoscopy soft channel, which comprises a fixed rod and an outer tube, wherein the left side and the right side of the bottom of the fixed rod are fixedly connected with a first rotating rod, the bottoms of two first rotating rods are fixedly connected with bearings, the ends of the two bearings, which are far away from the first rotating rod, are fixedly connected with a second rotating rod, the bottoms of two second rotating rods are fixedly connected with positioning plates, the positions of the opposite sides of the two positioning plates are provided with threaded holes, the opposite ends of the two bearings are fixedly connected with a position limiter, the opposite ends of the two position limiters are fixedly connected with a rotating button, the positions of the left side and the right side of the fixed rod, which are close to the center, are provided with chutes, the inside of the fixed rod are provided with sliding blocks in the two chutes, the opposite sides of the two sliding blocks are fixedly connected with clamping blocks, the bottom of the, the back of the rotating handle is fixedly connected with a linkage rod, one end of the linkage rod, far away from the rotating handle, is fixedly connected with a gear, and the center of the fixed rod is fixedly connected with a limiting ring.

The utility model discloses a soft passageway of fixed neural scope of visual adjustable skull, wherein the surface of turn-button is seted up flutedly, and the recess is six, and the recess uses the center of turn-button to be the setting of annular equidistance as the centre of a circle, this structure setting for medical personnel can relax the rotation turn-button more, have reduced medical personnel's the work degree of difficulty.

The utility model discloses a soft passageway of fixed neural scope of visual adjustable skull, wherein the teeth of a cogwheel are with the horizontal even arrangement of the level of slider bottom, and the teeth of a cogwheel meshes with the gear mutually, and this structure sets up for the gear can drive the slider and remove in the spout, drives the clamp splice and removes.

The utility model discloses a soft passageway of fixed neural scope of visual adjustable skull, wherein the surface of outer tube is provided with the scale mark, the top fixedly connected with sleeve of outer tube, the soft inner tube of telescopic inside fixedly connected with, this structure sets up for medical personnel can operate multiple apparatus in the passageway, and the channel stability is good moreover, and the prevention passageway is unstable to cause the damage to the patient, has reduced patient's operation risk.

The utility model discloses a soft passageway of fixed neural scope of visual adjustable skull, wherein the shape structure of slider and the shape structure looks adaptation of slider, two spouts are the symmetry setting with the central authorities of dead lever, and this structure sets up for the device can be firm fix the passageway, ensure going on smoothly of operation.

The utility model discloses a soft passageway of fixed neural scope of visual adjustable skull, wherein the clamp splice top view section is quarter circular arc structure, and the surface of clamp splice is laminated with the surface of outer tube mutually, and this structure sets up for the clamp splice can be firm fix to the outer tube.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a spout and the slider that set up, cooperation gear and the teeth of a cogwheel, and the clamp splice, make the device can effectively fix the passageway, and can be applicable to different models, the passageway of equidimension not, and simple structure, and easy operation, the practicality of the device is improved, through the first bull stick and the second bull stick that set up, the cooperation bearing, and the stopper, make the device can realize the angle modulation to the passageway, make medical personnel can have best field of vision and operating angle, medical personnel's operation success rate has been improved, patient's operation risk has been reduceed.

2. The utility model discloses a turn button that sets up cooperates the recess for medical personnel can be very convenient adjust the device's angle, reduced medical personnel's the work degree of difficulty, improved medical personnel's work efficiency, through the outer tube and the soft inner tube that set up, cooperation sleeve makes medical personnel can operate multiple apparatus in the passageway, and the passageway stability is good moreover, and the prevention passageway is unstable to cause the damage to the patient, has reduced patient's operation risk.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic view of the overall front cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the overall sectional top view of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 4 is a schematic view of the overall side sectional structure of the present invention.

In the figure: 1. fixing the rod; 2. a first rotating lever; 3. a bearing; 4. a second rotating rod; 5. a stopper; 6. turning a button; 7. positioning a plate; 8. a threaded hole; 9. a soft inner tube; 10. an outer tube; 11. a sleeve; 12. a limiting ring; 13. scale lines; 14. a clamping block; 15. a gear; 16. a slider; 17. a chute; 18. gear teeth; 19. turning a handle; 20. a linkage rod.

Detailed Description

In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1-4, the visual adjustable cranial fixation neuroendoscopy soft channel of the present invention comprises a fixation rod 1 and an outer tube 10, wherein the left and right sides of the bottom of the fixation rod 1 are fixedly connected with a first rotation rod 2, the bottoms of the two first rotation rods 2 are fixedly connected with bearings 3, one ends of the two bearings 3 away from the first rotation rod 2 are fixedly connected with a second rotation rod 4, the bottoms of the two second rotation rods 4 are fixedly connected with positioning plates 7, the positions of the opposite sides of the two positioning plates 7 are both provided with threaded holes 8, the opposite ends of the two bearings 3 are both fixedly connected with stoppers 5, the opposite ends of the two stoppers 5 are both fixedly connected with a rotation button 6, the positions of the left and right sides and near the center inside the fixation rod 1 are both provided with chutes 17, the two chutes 17 are both slidably connected with sliders 16, and the opposite sides of the two sliders 16 are both fixedly connected with clamping blocks 14, the bottom of the sliding block 16 is fixedly connected with gear teeth 18, the positions of the front surface of the fixed rod 1 close to the left side and the right side are fixedly connected with rotating handles 19, the back surface of each rotating handle 19 is fixedly connected with a linkage rod 20, one end of each linkage rod 20 far away from the corresponding rotating handle 19 is fixedly connected with a gear 15, and the center of the fixed rod 1 is fixedly connected with a limiting ring 12.

The surface of turn button 6 is seted up flutedly, and the recess is six, and the recess uses the center of turn button 6 to be annular equidistance setting as the centre of a circle, and this structure sets up for medical personnel can be more light rotate turn button 6, has reduced medical personnel's the work degree of difficulty.

The gear teeth 18 are evenly arranged in the horizontal transverse direction at the bottom of the sliding block 16, the gear teeth 18 are meshed with the gear 15, and the structure is arranged so that the gear 15 can drive the sliding block 16 to move in the sliding groove 17 and drive the clamping block 14 to move.

The surface of outer tube 10 is provided with scale mark 13, and the top fixedly connected with sleeve 11 of outer tube 10, the soft inner tube 9 of the inside fixedly connected with of sleeve 11, this structure setting for medical personnel can operate multiple apparatus in the passageway, and the channel stability is good moreover, and the prevention passageway is unstable to cause the damage to the patient, has reduced patient's operation risk.

The shape structure of slider 16 and the shape structure looks adaptation of slider 16, two spouts 17 are the symmetry setting with the central authorities of dead lever 1, and this structural setting for the device can be firm fix the passageway, ensures going on smoothly of operation.

The top section of the clamping block 14 is a quarter arc structure, the surface of the clamping block 14 is attached to the surface of the outer tube 10, and the structure is arranged so that the clamping block 14 can stably fix the outer tube 10.

When the utility model is used, medical personnel firstly check whether the device is intact or not, if the device is damaged, the device cannot be used, after the device can be used, firstly, the screw is used for fixing the device on the skull of a patient through the threaded hole 8 on the positioning plate 7, the soft inner tube 9 is fixed on the tube cap of the outer tube 10, then the outer tube 10 passes through the limiting ring 12, under an endoscope, the angle of the first rotating rod 2 is adjusted, the device penetrates into brain tissue according to the required position and angle, after the brain tissue reaches the focus, the bearing can be penetrated to the deepest part of the focus according to the sight of the endoscope, then the rotating knob 6 is rotated, the bearing 3 is fixed by the positioner, the first rotating rod 2 and the second rotating rod 4 are fixed, then the rotating knob 19 is rotated, the linkage rod 20 drives the gear 15 to rotate, the gear 15 is meshed with the gear teeth 18 through the gear 15, the slide block 16 is moved, then the outer tube 10 is separated from the soft inner tube, the fixed soft inner tube 9 can be bent to a certain extent, so that the focus clearing condition and the surrounding brain tissue condition can be better observed.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a visual adjustable fixed neural scope soft passageway of skull, includes dead lever (1) and outer tube (10), its characterized in that: the left side and the right side of the bottom of the fixed rod (1) are fixedly connected with first rotating rods (2), the bottoms of the two first rotating rods (2) are fixedly connected with bearings (3), one ends of the two bearings (3) far away from the first rotating rods (2) are fixedly connected with second rotating rods (4), the bottoms of the two second rotating rods (4) are fixedly connected with positioning plates (7), threaded holes (8) are formed in positions of opposite sides of the two positioning plates (7), opposite ends of the two bearings (3) are fixedly connected with limiting devices (5), opposite ends of the two limiting devices (5) are fixedly connected with rotating buttons (6), sliding grooves (17) are formed in positions of the left side and the right side of the inside of the fixed rod (1) and close to the center, sliding blocks (16) are slidably connected in the two sliding grooves (17), two equal fixedly connected with clamp splice (14) in the relative one side of slider (16), the bottom fixedly connected with teeth of a cogwheel (18) of slider (16), the equal fixedly connected with in position department that dead lever (1) openly is close to the left and right sides changes handle (19), change back fixedly connected with gangbar (20) of handle (19), one end fixedly connected with gear (15) of rotating handle (19) are kept away from in gangbar (20), the central fixedly connected with spacing collar (12) of dead lever (1).

2. The visual adjustable cranial fixation neuroendoscopy soft channel of claim 1, wherein: the surface of the rotating button (6) is provided with six grooves which are arranged in an annular and equidistant manner by taking the center of the rotating button (6) as the circle center.

3. The visual adjustable cranial fixation neuroendoscopy soft channel of claim 1, wherein: the gear teeth (18) are uniformly arranged in the horizontal transverse direction of the bottom of the sliding block (16), and the gear teeth (18) are meshed with the gear (15).

4. The visual adjustable cranial fixation neuroendoscopy soft channel of claim 1, wherein: the surface of outer tube (10) is provided with scale mark (13), the top fixedly connected with sleeve (11) of outer tube (10), the inside fixedly connected with soft inner tube (9) of sleeve (11).

5. The visual adjustable cranial fixation neuroendoscopy soft channel of claim 1, wherein: the shape structure of slider (16) and the shape structure looks adaptation of slider (16), two spout (17) are the symmetry setting with the center of dead lever (1).

6. The visual adjustable cranial fixation neuroendoscopy soft channel of claim 1, wherein: the top view section of the clamping block (14) is of a quarter circular arc structure, and the surface of the clamping block (14) is attached to the surface of the outer pipe (10).