CN217982008U

CN217982008U - Clinical head-wearing magnifying glass

Info

Publication number: CN217982008U
Application number: CN202222005369.4U
Authority: CN
Inventors: 叶晶亮; 骆纯; 朱俊乐
Original assignee: Shanghai Tongji Hospital
Current assignee: Shanghai Tongji Hospital
Priority date: 2022-08-01
Filing date: 2022-08-01
Publication date: 2022-12-06
Anticipated expiration: 2032-08-01

Abstract

The utility model discloses a clinical wear-type magnifying glass that uses belongs to medical auxiliary instrument technical field, wherein, the camera includes a supporting plate, backup pad side fixedly connected with activity box, activity box side fixedly connected with motor, motor output shaft passes activity box side and the two-way threaded rod of fixedly connected with, the two-way threaded rod other end is rotated through the pivot and is worn to establish in the bearing that the box inner wall of activity was inlayed. Its beneficial effect is, through first limit gear and second limit gear, the pulling movable rod to it is rotatory to drive the second limit gear, under the teeth of a cogwheel inclined plane effect of first limit gear and second limit gear, the teeth of a cogwheel of second limit gear slides first limit gear, the back is lifted to the thread bush, under the effect that first spring kick-backed, promotes the joint of second limit gear in first limit gear tooth's socket, thereby it is spacing to the movable rod, can be convenient for the doctor to observe the patient.

Description

Clinical head-wearing magnifying glass

Technical Field

The utility model relates to a medical auxiliary instrument technical field, more specifically say, it relates to a clinical wear-type magnifying glass of using.

Background

In the field of neurosurgery, doctors often use a head-wearing type operation magnifier to magnify the visual field of a patient to carry out various medical treatments, operations or related disease diagnoses on the patient; since the doctor's own eyesight has its limit to the size and detailed structure that can be seen by the appearance of the clinical disease or part of the patient, it is possible to facilitate various medical actions as required by the aid of an optical technique instrument capable of magnifying an image.

As disclosed in chinese patent literature, a neurosurgery clinical head magnifier, publication no: CN212905705U, published: 20210406, although it solves the problem that the conventional magnifying device is not convenient to adjust the position of the magnifying lens according to the distance between two eyes, it does not solve the problem that the doctor needs to observe the patient condition with one eye and the other eye needs to observe the wound of the patient, at the same time, different doctors wear the device, the distance of the object to be observed is different, and the object to be observed is not clear, and the center of gravity of the device is in front, and when in use, the device is easy to drop, therefore, aiming at the above problems, a clinical head-wearing magnifying lens is proposed.

SUMMERY OF THE UTILITY MODEL

(1) Technical problem to be solved

Not enough to prior art exists, the utility model aims to provide a clinical head-wearing magnifying glass that uses, the definition of watching and fixed more firm that it has two magnifying glasses of being convenient for separately use, be convenient for adjust different distances.

(2) Technical scheme

In order to realize the above-mentioned purpose, the utility model provides a clinical wear-type magnifying glass, the camera includes a supporting plate, backup pad side fixedly connected with activity box, activity box side fixedly connected with motor, motor output shaft passes activity box side and the two-way threaded rod of fixedly connected with, the two-way threaded rod other end rotates through the pivot and wears to establish in the bearing that activity box inner wall was inlayed, the equal threaded connection in two-way threaded rod both ends surface has the movable block, two the equal sliding connection in activity box inner wall in movable block side, two the equal fixedly connected with fixed axle in movable block side, the movable rod is worn to be equipped with in the fixed axle surface rotation, the activity hole has been seted up to the movable rod side, activity hole inner wall sliding connection has the second limit gear, the fixed axle surface is worn to establish to the second limit gear side, the first limit gear of movable block side fixedly connected with, first limit gear sets up inside the activity hole, first limit gear meshes with the second limit gear mutually, the first spring of activity hole inner wall fixed connection, first spring opposite end face is the inclined plane at second limit gear.

When using this technical scheme's a clinical wear-type magnifying glass, cross the pulling movable rod, under the teeth of a cogwheel inclined plane effect of first limit gear and second limit gear, the second limit gear is rotatory, and the teeth of a cogwheel of second limit gear slides first limit gear, and the movable rod lifts the back, under the effect that first spring kick-backed, promotes the joint of second limit gear in first limit gear tooth's socket to it is spacing to the movable rod, can be convenient for the doctor observe the patient.

Further, the inner wall of the movable rod is connected with a movable column in a sliding mode, a limiting hole is formed in the side face of the movable rod, a movable groove is formed in the side face of the movable column, a second spring is fixedly connected to the inner wall of the movable groove, a limiting ball is fixedly connected to the other end of the second spring, and the side face of the limiting ball is clamped in the limiting hole.

Furthermore, activity socle portion fixedly connected with thread bush, thread bush inner wall threaded connection has a screw thread section of thick bamboo, screw thread section of thick bamboo inner wall fixedly connected with objective, thread bush inner wall fixedly connected with eyepiece, thread bush one end fixedly connected with elastic cover.

Further, backup pad bottom fixedly connected with link, the equal fixedly connected with lens in link both sides, the link side is through silica gel hose fixedly connected with light.

Further, the same elastic band of backup pad both sides fixedly connected with, backup pad top fixedly connected with fixed band, the fixed band other end pastes with the equal fixedly connected with magic of elastic band side.

Further, the side face of the movable box is fixedly connected with a battery, the side face of the motor is fixedly connected with a control switch, and the surface of one end of the threaded cylinder is provided with anti-skid lines.

(3) Advantageous effects

To sum up, the utility model discloses following beneficial effect has:

1. according to the clinical head-wearing magnifier, the movable rod is pulled through the first limiting gear and the second limiting gear to drive the second limiting gear to rotate, under the action of the gear tooth inclined planes of the first limiting gear and the second limiting gear, the gear teeth of the second limiting gear slide over the first limiting gear, and after the threaded sleeve is lifted, under the action of resilience of the first spring, the second limiting gear is pushed to be clamped in the gear tooth grooves of the first limiting gear, so that the movable rod is limited, and a doctor can observe a patient conveniently;

2. this clinical wear-type magnifying glass through rotating a screw thread section of thick bamboo, under threaded connection's effect, a screw thread section of thick bamboo removes, makes the distance of objective and eyepiece obtain adjusting to make the doctor can adjust the definition of magnifying glass as required, through the fixed band, thereby with the device laminating on the elastic webbing of patient's back brain spoon department, thereby have a pulling force to the backup pad, prevent that the device from dropping.

Drawings

In order to clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, it is obvious that the drawings in the following description are only one embodiment of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

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

fig. 2 is a schematic structural view of a bidirectional threaded rod of the present invention;

fig. 3 is a schematic structural view of a first limit gear in the present invention;

fig. 4 is a schematic structural view of the middle movable rod of the present invention.

The labels in the figures are:

1. a support plate; 2. an elastic band; 3. fixing belts; 4. a movable box; 5. a connecting frame; 6. an illuminating lamp; 7. a lens; 8. a battery; 9. a control switch; 10. a motor; 11. a bidirectional threaded rod; 12. a movable block; 13. a movable hole; 14. a first spring; 15. a first limit gear; 16. a fixed shaft; 17. a second limit gear; 18. a movable rod; 19. a second spring; 20. a limiting hole; 21. a limiting ball; 22. a threaded sleeve; 23. a threaded barrel; 24. an objective lens; 25. an elastic cover; 26. an eyepiece; 27. a movable post; 28. a movable groove.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the following description is made for the technical solution of the present invention in the embodiments to explain the present invention clearly and completely, obviously, the described embodiments are only a part of the embodiments of the present invention, but not all the embodiments.

Example (b):

the present invention is described in further detail below with reference to fig. 1-4.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a clinical wear-type magnifying glass of using, including backup pad 1, 1 side fixedly connected with activity box 4 of backup pad, 4 side fixedly connected with motors 10 of activity box, motor 10 output shaft passes activity box 4 sides and fixedly connected with two-way threaded rod 11, the two-way threaded rod 11 other end rotates through the pivot and wears to establish in the bearing that 4 inner walls of activity box were inlayed, the equal threaded connection in two-way threaded rod 11 both ends surface has movable block 12, equal sliding connection in activity box 4 inner wall in two movable block 12 sides, the equal fixedly connected with fixed axle 16 in two movable block 12 sides, 16 surfaces of fixed axle rotate and wear to be equipped with movable rod 18, movable hole 13 has been seted up to movable rod 18 side, movable hole 13 inner wall sliding connection has second limit gear 17, second limit gear 17 side is worn to establish on fixed axle 16 surface, 12 sides fixedly connected with first limit gear 15 of movable block, first limit gear 15 sets up inside activity hole 13, first limit gear 15 meshes with second limit gear 17 mutually, the first spring 14 of movable hole 13 inner wall fixed connection, first spring 14 other end face is connected at second limit gear 17 sides, first limit gear 15 and the terminal surface of second limit gear 17.

Through adopting above-mentioned technical scheme, through first limit gear 15 and second limit gear 17, pulling movable rod 18, thereby it is rotatory to drive second limit gear 17, under the teeth of a cogwheel inclined plane effect of first limit gear 15 and second limit gear 17, the teeth of a cogwheel of second limit gear 17 slides first limit gear 15, threaded sleeve 22 lifts the back, under the effect that first spring 14 kick-backs, promote second limit gear 17 joint in the 15 tooth's grooves of first limit gear, thereby it is spacing to movable rod 18, can be convenient for the doctor to observe the patient.

Specifically, the inner wall of the movable rod 18 is slidably connected with a movable column 27, the side surface of the movable rod 18 is provided with a limiting hole 20, the side surface of the movable column 27 is provided with a movable groove 28, the inner wall of the movable groove 28 is fixedly connected with a second spring 19, the other end of the second spring 19 is fixedly connected with a limiting ball 21, and the side surface of the limiting ball 21 is clamped in the limiting hole 20.

By adopting the technical scheme, the limiting ball 21 is separated from the limiting hole 20 by pressing the limiting ball 21, and then the movable column 27 is pulled to drive the threaded sleeve 22 to move, so that the ocular 26 is adjusted to a proper position.

Specifically, the bottom of the movable column 27 is fixedly connected with a threaded sleeve 22, the inner wall of the threaded sleeve 22 is in threaded connection with a threaded cylinder 23, the inner wall of the threaded cylinder 23 is fixedly connected with an objective lens 24, the inner wall of the threaded sleeve 22 is fixedly connected with an ocular lens 26, and one end of the threaded sleeve 22 is fixedly connected with an elastic cover 25.

Through adopting above-mentioned technical scheme, through rotating thread section of thick bamboo 23, under threaded connection's effect, thread section of thick bamboo 23 removes, makes objective 24 and eyepiece 26's distance obtain adjusting to make the definition that the doctor can adjust the magnifying glass as required.

Specifically, 1 bottom fixedly connected with link 5 in backup pad, the equal fixedly connected with lens 7 in 5 both sides of link, 5 sides of link pass through silica gel hose fixedly connected with light 6, the same elastic webbing of 1 both sides fixedly connected with of backup pad 2, 1 top fixedly connected with fixed band 3 in backup pad, the 3 other ends of fixed band and the equal fixedly connected with magic subsides in 2 sides of elastic webbing, 4 sides fixedly connected with batteries of activity box 8, motor 10 side fixedly connected with control switch 9, anti-skidding line has been seted up on 23 one end surface of screw thread section of thick bamboo.

Through adopting above-mentioned technical scheme, through fixed band 3 to with the device laminating behind the patient on the elastic webbing 2 of brain spoon department, thereby have a pulling force to backup pad 1, prevent that the device from dropping.

The utility model discloses a theory of operation does:

when the magnifying glass is used, a doctor firstly pulls the elastic band 2, the elastic band 2 is sleeved on the head, then pulls the fixing band 3, the fixing band 3 is attached to the side face of the elastic band 2 through the magic tape, when the doctor needs to adjust the position of the magnifying glass according to eyes, the doctor controls the motor 10 to operate through the control switch 9, the two-way threaded rod 11 is driven to rotate, the two movable blocks 12 are driven to move in opposite directions, the movable rod 18 is driven to move, the threaded sleeve 22 is adjusted to a proper position, then the doctor presses the limiting ball 21 to enable the limiting ball 21 to be separated from the limiting hole 20, then the movable column 27 is pulled, the threaded sleeve 22 is driven to move, after the proper position is adjusted, the limiting ball 21 is pushed to be clamped in the limiting hole 20 under the resilience of the second spring 19, the ocular lens 26 is fixed in front of the eyes of the doctor, when the magnification needs to be adjusted, the doctor rotates the threaded barrel 23, under the effect of threaded connection, the distance between the objective lens 24 and the ocular lens 26 is adjusted, and the definition of objects seen by the doctor can be adjusted at different distances;

when the doctor needs an eye to observe the patient, another eye observes the patient and hinders when the department, doctor pulling movable rod 18, thereby it is rotatory to drive second limit gear 17, under the teeth of a cogwheel inclined plane effect of first limit gear 15 and second limit gear 17, the teeth of a cogwheel of second limit gear 17 slides first limit gear 15, lift movable rod 18 the back, under the effect that first spring 14 kick-backs, thereby promote second limit gear 17 joint in the 15 tooth's grooves of first limit gear, thereby it is spacing to movable rod 18, make thread bush 22 lift, thereby make the doctor conveniently observe the patient situation.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. A clinical head magnifying glass, includes backup pad (1), its characterized in that: the side surface of the supporting plate (1) is fixedly connected with a movable box (4), the side surface of the movable box (4) is fixedly connected with a motor (10), an output shaft of the motor (10) penetrates through the side surface of the movable box (4) and is fixedly connected with a two-way threaded rod (11), the other end of the two-way threaded rod (11) is rotated through a rotating shaft and is arranged in a bearing embedded in the inner wall of the movable box (4), the surfaces of the two ends of the two-way threaded rod (11) are respectively and fixedly connected with a movable block (12) and a movable block (12) in a sliding manner, the side surface of the movable block (12) is respectively and fixedly connected with a fixed shaft (16), the surface of the fixed shaft (16) is rotated and is provided with a movable rod (18), the side surface of the movable rod (18) is provided with a movable hole (13), the inner wall of the movable hole (13) is slidably connected with a second limit gear (17), the side surface of the second limit gear (17) is arranged on the fixed shaft (16), the side surface of the movable block (12) is fixedly connected with a first limit gear (15), the first limit gear (15) is arranged inside the movable hole (13), the second limit gear (14) is fixedly connected with a second limit gear (17), and is meshed with a second limit gear (14) and is meshed with a second limit spring (14), the gear tooth end surfaces of the first limiting gear (15) and the second limiting gear (17) are inclined surfaces.

2. A clinical head-wearing loupe according to claim 1, wherein: activity pole (18) inner wall sliding connection has activity post (27), spacing hole (20) have been seted up to activity pole (18) side, activity groove (28) have been seted up to activity post (27) side, activity groove (28) inner wall fixedly connected with second spring (19), second spring (19) other end fixedly connected with spacing ball (21), spacing ball (21) side joint is in spacing hole (20).

3. A clinical loupe according to claim 2, wherein: activity post (27) bottom fixedly connected with thread bush (22), thread bush (22) inner wall threaded connection has a screw thread section of thick bamboo (23), a screw thread section of thick bamboo (23) inner wall fixedly connected with objective (24), thread bush (22) inner wall fixedly connected with eyepiece (26), thread bush (22) one end fixedly connected with elastic cover (25).

4. A clinical loupe according to claim 1, wherein: backup pad (1) bottom fixedly connected with link (5), equal fixedly connected with lens (7) in link (5) both sides, link (5) side is through silica gel hose fixedly connected with light (6).

5. A clinical loupe according to claim 1, wherein: the utility model discloses a novel fixing strap, including backup pad (1), backup pad (1) both sides fixedly connected with same elastic webbing (2), backup pad (1) top fixedly connected with fixed band (3), the equal fixedly connected with magic subsides in the fixed band (3) other end and elastic webbing (2) side.

6. A clinical loupe according to claim 3, wherein: the anti-skidding thread-type winding machine is characterized in that a battery (8) is fixedly connected to the side face of the movable box (4), a control switch (9) is fixedly connected to the side face of the motor (10), and anti-skidding threads are formed in the surface of one end of the thread cylinder (23).