CN219048427U

CN219048427U - Fixing device for intervertebral foramen mirror

Info

Publication number: CN219048427U
Application number: CN202223395335.7U
Authority: CN
Inventors: 聂斌
Original assignee: Nanchang Xiaobai Century Medical Technology Co ltd
Current assignee: Nanchang Xiaobai Century Medical Technology Co ltd
Priority date: 2022-12-19
Filing date: 2022-12-19
Publication date: 2023-05-23
Anticipated expiration: 2032-12-19

Abstract

The utility model relates to the technical field of medical equipment, and discloses a fixing device for an intervertebral foramen mirror, which solves the problem that the intervertebral foramen mirror is inconvenient to fix at present, and comprises two bed rod fixing seats, wherein the two bed rod fixing seats are symmetrically arranged, and a fixing mechanism is arranged above the two bed rod fixing seats; according to the utility model, through the cooperation between the handle, the connecting rod, the sliding plate and the side plates, the two positioning rods can be enabled to move upwards and be separated from the transverse plate, meanwhile, the first spring is compressed, the sliding block can be enabled to move along the inner rod, the position of the positioning lantern ring can be adjusted, so that the position of the intervertebral foramen mirror can be adjusted conveniently according to the position of a patient, and when the first spring is reset, the two positioning rods can be enabled to move downwards, the bottom ends of the two positioning rods are respectively located in the two corresponding positioning holes, and the sliding block can be fixed, so that the intervertebral foramen mirror can be fixed conveniently.

Description

Fixing device for intervertebral foramen mirror

Technical Field

The utility model belongs to the technical field of medical appliances, and particularly relates to a fixing device for an intervertebral foramen mirror.

Background

The intervertebral foramen mirror technology belongs to an endoscope auxiliary technology in spine minimally invasive surgery, and has the advantages of small trauma, less bleeding, quick recovery, small influence on spine stability, local anesthesia operation and the like. The minimally invasive operation of the spine with the intervertebral foramen mirror needs to use the intervertebral foramen mirror, and the main function of the operation is to effectively insert the intervertebral foramen into the inner side after a working road is opened from the side of a patient, and then to check and treat the patient. The intervertebral foramen mirror is similar to the spinal endoscope, is a tube provided with light, enters the intervertebral foramen from the side or the side back of the patient body, and performs operation in a safe working triangle; according to the authorized bulletin number: CN217091283U, a patent document named "an intervertebral foramen mirror operation positioning device", describes in the specification: the locking regulation pole includes metal screw rod, upside nut, downside nut and hangs the fixed column, be provided with metal screw rod in the middle of the upper end of hanging the fixed column, be provided with the downside nut on the week side of metal screw rod, the upside of downside nut is located and is provided with the upside nut on the metal screw rod, metal screw rod passes through upside nut and downside nut installation and connects on U type panel, hang the fixed column installation and connect on the fixed short column, locking regulation pole's metal screw rod passes through upside nut and downside nut installation and connects on U type panel, personnel loosen upside nut and downside nut like this, make the metal screw rod be convenient for slide the adjustment position in U type panel inboard, make be convenient for remove according to the width and the disease position of the operation table body:

the positioning lantern ring is fixed after being moved by rotating the two nuts, so that the operation process is complex, and the intervertebral foramen mirror is inconvenient to fix.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the fixing device for the intervertebral foramen mirror, which effectively solves the problem that the intervertebral foramen mirror is inconvenient to fix at present.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the fixing device for the intervertebral foramen mirror comprises two bed rod fixing seats, wherein the two bed rod fixing seats are symmetrically arranged, a fixing mechanism is arranged above the two bed rod fixing seats, and a lifting mechanism is arranged between the fixing mechanism and the bed rod fixing seats;

the fixing mechanism comprises a transverse plate positioned above two bed rod fixing seats, an inner rod is fixedly arranged on the inner side of the transverse plate, a sliding block is movably arranged on the outer side of the inner rod, an L-shaped plate is fixedly arranged at the bottom of the sliding block, and a positioning lantern ring is fixedly arranged on the front face of the L-shaped plate.

Preferably, ejector rods are fixedly mounted on two sides of the top of the sliding block, top plates are fixedly mounted on the top ends of the two ejector rods, sliding plates are movably mounted on the outer sides of the two ejector rods, and the sliding plates are located between the sliding block and the top plates.

Preferably, both sides of the sliding plate are fixedly provided with side plates, and the bottoms of the two side plates are fixedly provided with positioning rods.

Preferably, the equal distance in top both sides of diaphragm is equipped with the locating hole, and the bottom of two locating levers is located two corresponding locating hole inboards respectively.

Preferably, the top fixed mounting of slide has the connecting rod, and the top of connecting rod runs through the roof and fixedly connected with handle, connecting rod and roof swing joint, fixedly connected with spring one between roof and the slide, spring one cup joints with the connecting rod activity.

Preferably, the lifting mechanism comprises a sleeve fixed at the bottom of the transverse plate, a supporting rod is movably mounted on the inner side of the sleeve, the top end of the supporting rod can move on the inner side of the sleeve, the bottom end of the supporting rod is fixedly connected with the top of the bed rod fixing seat, a spring II is fixedly connected between the bed rod fixing seat and the sleeve, and the spring II is movably sleeved with the supporting rod.

Preferably, two side blocks are symmetrically and fixedly arranged on the outer side of the sleeve, screw rods are arranged at the tops of the two side blocks, the bottom ends of the two screw rods penetrate through the two side blocks respectively and are fixedly connected with the tops of the bed rod fixing seats, nuts are arranged at the tops of the two side blocks, the two nuts are in threaded sleeve connection with the two screw rods respectively, and the two screw rods are in movable connection with the two side blocks respectively.

Compared with the prior art, the utility model has the beneficial effects that:

(1) According to the utility model, through the cooperation between the handle, the connecting rod, the sliding plate and the side plates, the two positioning rods can be enabled to move upwards and be separated from the transverse plate, meanwhile, the first spring is compressed, the sliding block can be enabled to move along the inner rod, the position of the positioning lantern ring can be adjusted, so that the position of the intervertebral foramen mirror can be adjusted conveniently according to the position of a patient, and when the first spring is reset, the two positioning rods can be enabled to move downwards, the bottom ends of the two positioning rods are respectively positioned in the two corresponding positioning holes, and the sliding block can be fixed, so that the intervertebral foramen mirror is convenient to fix;

(2) This novel cooperation between sleeve and bracing piece and the spring two, you can make the sleeve reciprocate then to through the cooperation between screw rod and side piece and the nut, can fix the sleeve then, can fix the diaphragm then, thereby be convenient for adjust the high position of foramen centrum mirror.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

In the drawings:

FIG. 1 is a schematic view of a fixing device for an intervertebral foramen mirror according to the present utility model;

FIG. 2 is a schematic view of a fixing mechanism according to the present utility model;

FIG. 3 is a schematic view of a slider structure according to the present utility model;

FIG. 4 is a schematic view of the elevating mechanism of the present utility model;

in the figure: 1. a bed rod fixing seat; 2. a fixing mechanism; 201. a cross plate; 202. positioning holes; 203. positioning the lantern ring; 204. an L-shaped plate; 205. a slide block; 206. an inner rod; 207. a slide plate; 208. a push rod; 209. a top plate; 2010. a handle; 2011. a connecting rod; 2012. a first spring; 2013. a side plate; 2014. a positioning rod; 3. a lifting mechanism; 301. a sleeve; 302. a nut; 303. a support rod; 304. a second spring; 305. a side block; 306. and (3) a screw.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the first embodiment, as shown in fig. 1 to 4, the utility model comprises two bed rod fixing seats 1, wherein the two bed rod fixing seats 1 are symmetrically arranged, a fixing mechanism 2 is arranged above the two bed rod fixing seats 1, and a lifting mechanism 3 is arranged between the fixing mechanism 2 and the bed rod fixing seats 1.

In the second embodiment, based on the first embodiment, the fixing mechanism 2 includes a transverse plate 201 located above two bed rod fixing bases 1, an inner rod 206 is fixedly installed at the inner side of the transverse plate 201, a sliding block 205 is movably installed at the outer side of the inner rod 206, an L-shaped plate 204 is fixedly installed at the bottom of the sliding block 205, a positioning collar 203 is fixedly installed at the front of the L-shaped plate 204, ejector rods 208 are fixedly installed at both sides of the top of the sliding block 205, top plates 209 are fixedly installed at the top of the two ejector rods 208, sliding plates 207 are movably installed at the outer sides of the two ejector rods 208, the sliding plate 207 is located between the sliding block 205 and the top plates 209, side plates 2013 are fixedly installed at both sides of the sliding plate 207, positioning rods 2014 are fixedly installed at the bottom of the two side plates 2013, positioning holes 202 are uniformly spaced at the two sides of the top of the transverse plate 201, the bottom ends of the two positioning rods 2014 are respectively located at the inner sides of the two corresponding positioning holes 202, a connecting rod 2011 is fixedly installed at the top of the sliding plate 207, the top of the connecting rod 2011 penetrates through the top plate 209 and is fixedly connected with a handle 2010, the connecting rod 2011 is movably connected with the top plate 209, a spring 2012 is fixedly connected between the connecting rod 2012 and the top plate 2012, a spring 2012 is movably connected between the top plate 2012 and the connecting rod 2012 in a sleeving manner, and a movable spring 2011 is arranged;

the method comprises the steps of penetrating an intervertebral foramen mirror through a positioning sleeve ring 203, then moving a handle 2010 upwards, driving a connecting rod 2011 to move downwards, simultaneously moving a sliding plate 207 upwards, compressing a first spring 2012, then driving two positioning rods 2014 to move upwards and separate from a transverse plate 201, then laterally moving the handle 2010, driving the intervertebral foramen mirror to move laterally, adjusting the position of the intervertebral foramen mirror according to the position of a patient, when the intervertebral foramen mirror moves to a required position, removing control of the handle 2010, resetting the first spring 2012, driving the sliding plate 207 to move downwards, driving the two positioning rods 2014 to move downwards until the bottom ends of the two positioning rods 2014 are respectively positioned in two corresponding positioning holes 202, fixing the sliding plate 205, and finally completing fixation of the intervertebral foramen mirror.

In the third embodiment, based on the first embodiment, the lifting mechanism 3 includes a sleeve 301 fixed at the bottom of the cross plate 201, a supporting rod 303 is movably mounted at the inner side of the sleeve 301, the top end of the supporting rod 303 can move at the inner side of the sleeve 301, the bottom end of the supporting rod 303 is fixedly connected with the top of the bed rod fixing seat 1, a second spring 304 is fixedly connected between the bed rod fixing seat 1 and the sleeve 301, the second spring 304 is movably sleeved with the supporting rod 303, two side blocks 305 are symmetrically and fixedly mounted at the outer side of the sleeve 301, screw rods 306 are mounted at the top of the two side blocks 305, the bottom ends of the two screw rods 306 respectively penetrate through the two side blocks 305 and are fixedly connected with the top of the bed rod fixing seat 1, nuts 302 are respectively mounted at the top of the two side blocks 305, the two nuts 302 are respectively and movably connected with the two side blocks 305;

when the height position of the foramen mirror needs to be adjusted, the sleeve 301 is firstly moved downwards to drive the transverse plate 201 to move, the second spring 304 is compressed at the moment, meanwhile, the second spring 304 has elastic force for pushing the sleeve 301 upwards, the side block 305 moves along the screw 306, then the nut 302 is sleeved on the screw 306 and rotated until the nut 302 is attached to the side block 305, the sleeve 301 is fixed, the transverse plate 201 is fixed at the same time, and finally, the adjustment of the height position of the foramen mirror is realized.

Working principle: when in use, firstly, the foramen mirror penetrates through the positioning collar 203, then the handle 2010 is moved upwards, the connecting rod 2011 is driven to move downwards, meanwhile, the sliding plate 207 is moved upwards, at this time, the first spring 2012 is compressed, then the two positioning rods 2014 are driven to move upwards and separate from the transverse plate 201, then the handle 2010 is moved transversely, the foramen mirror is driven to move transversely, the position of the foramen mirror is adjusted according to the position of a patient, when the foramen mirror moves to a required position, then the control of the handle 2010 is released, at this time, the first spring 2012 resets, the sliding plate 207 is driven to move downwards, the two positioning rods 2014 are driven to move downwards, until the bottom ends of the two positioning rods 2014 are respectively positioned at the two corresponding positioning holes 202, the sliding plate 205 is fixed, finally, the fixation of the foramen mirror is completed, when the height position of the foramen mirror is required to be adjusted, the sleeve 301 is moved downwards, the transverse plate 201 is driven to move, at this time, the second spring 304 is compressed, at the same time, the second spring 304 pushes the elasticity of the sleeve 301 upwards, the side block 305 moves along the screw 306, then the nut 302 is sleeved on the screw 302, and the side block 302 is rotated, until the nut 302 is matched with the side block 302, and finally, the sleeve 301 is fixed to the height of the foramen mirror is adjusted.

Claims

1. The utility model provides a fixing device for foramen mirror, includes bed pole fixing base (1), its characterized in that: the number of the bed rod fixing seats (1) is two, the two bed rod fixing seats (1) are symmetrically arranged, a fixing mechanism (2) is arranged above the two bed rod fixing seats (1), and a lifting mechanism (3) is arranged between the fixing mechanism (2) and the bed rod fixing seats (1);

the fixing mechanism (2) comprises a transverse plate (201) positioned above two bed rod fixing seats (1), an inner rod (206) is fixedly arranged on the inner side of the transverse plate (201), a sliding block (205) is movably arranged on the outer side of the inner rod (206), an L-shaped plate (204) is fixedly arranged at the bottom of the sliding block (205), and a positioning collar (203) is fixedly arranged on the front face of the L-shaped plate (204).

2. The fixing device for an intervertebral foramen mirror according to claim 1, wherein: two sides of the top of the sliding block (205) are fixedly provided with ejector rods (208), the top ends of the two ejector rods (208) are fixedly provided with top plates (209), the outer sides of the two ejector rods (208) are movably provided with sliding plates (207), and the sliding plates (207) are located between the sliding block (205) and the top plates (209).

3. The fixing device for an intervertebral foramen mirror according to claim 2, wherein: both sides of the sliding plate (207) are fixedly provided with side plates (2013), and the bottoms of the two side plates (2013) are fixedly provided with positioning rods (2014).

4. The fixing device for an intervertebral foramen mirror according to claim 1, wherein: positioning holes (202) are formed in the two sides of the top of the transverse plate (201) at equal distances, and the bottom ends of the two positioning rods (2014) are respectively located inside the two corresponding positioning holes (202).

5. The fixing device for an intervertebral foramen mirror according to claim 2, wherein: the top fixed mounting of slide (207) has connecting rod (2011), and top of connecting rod (2011) runs through roof (209) and fixedly connected with handle (2010), connecting rod (2011) and roof (209) swing joint, fixedly connected with spring one (2012) between roof (209) and slide (207), spring one (2012) and connecting rod (2011) activity cup joint.

6. The fixing device for an intervertebral foramen mirror according to claim 1, wherein: elevating system (3) are including being fixed in sleeve (301) of diaphragm (201) bottom, and the inboard movable mounting of sleeve (301) has bracing piece (303), and the top of bracing piece (303) can be at the inboard removal of sleeve (301), and the bottom of bracing piece (303) is fixed with the top of bed pole fixing base (1) and is connected, fixedly connected with spring two (304) between bed pole fixing base (1) and sleeve (301), and spring two (304) are cup jointed with bracing piece (303) activity.

7. The fixing device for an intervertebral foramen mirror according to claim 6, wherein: two side blocks (305) are symmetrically and fixedly arranged on the outer side of the sleeve (301), screw rods (306) are respectively arranged at the top parts of the two side blocks (305), the bottom ends of the two screw rods (306) penetrate through the two side blocks (305) respectively and are fixedly connected with the top parts of the bed rod fixing seats (1), nuts (302) are respectively arranged at the top parts of the two side blocks (305), the two nuts (302) are respectively in threaded sleeve connection with the two screw rods (306), and the two screw rods (306) are respectively in movable connection with the two side blocks (305).