CN216591142U

CN216591142U - Lighting device

Info

Publication number: CN216591142U
Application number: CN202123443498.3U
Authority: CN
Inventors: 宋强; 陈良晓
Original assignee: Shenzhen Comen Medical Instruments Co Ltd
Current assignee: Shenzhen Comen Medical Instruments Co Ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-05-24
Anticipated expiration: 2031-12-31

Abstract

The embodiment of the utility model discloses lighting device belongs to the medical equipment field. The utility model discloses a device includes fixes the illumination module on same circumference more than 2, the illumination module includes first illumination unit, first illumination unit shines in the wild district of art and forms oval facula, and is adjacent the illumination module is in the wild district of art forms the center coincidence and the major axis direction of oval facula are inequality. The utility model discloses an oval facula illuminating effect is better, is suitable for the wound of observing long and narrow shape more. In addition, the requirements of wounds at different angles can be met without adjusting the movable illumination module, and the device has good portability and stability.

Description

Lighting device

Technical Field

The utility model relates to a medical equipment field especially relates to a lighting device.

Background

The conventional operating lamp that present hospital used all is circular shape art field facula effect, and on actual clinical use, when some have the wound operation of elongated shape or specific state of an illness inspection demand, its user demand of can not laminating very much in the circular facula, the oval facula of partial user through circular facula part overlapping manufacturing, the oval facula effect of method preparation is not good like this, for the angle of adjusting oval facula need remove the lamp body and adjust repeatedly, there is not good, the problem of convenience and poor stability.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a lighting device for solve among the prior art elliptical facula of operating lamp not effectual, the poor and poor problem of stability of convenience.

In order to achieve the above object, the utility model provides a lighting device, lighting device includes that 2 above fix the illumination module on same circumference, the illumination module includes first illumination unit, first illumination unit shines in the wild district of art and forms oval facula, and is adjacent the illumination module is in the wild district of art forms the center coincidence and the major axis direction of oval facula are inequality.

Preferably, the number of the illumination modules is more than 3, and the illumination modules are uniformly distributed on the circumference.

Preferably, the number of the illumination modules is (4+2N), wherein N is a natural number.

Preferably, the elliptical light spots formed by the illumination modules at the two ends of the circumference diameter in the operation field area are completely overlapped.

Preferably, the first illumination unit includes a first housing, an elliptical lens and a first light source, the first light source and the elliptical lens are both disposed in the housing, and the elliptical lens is disposed in a path through which light of the first light source passes, so that the light emitted by the first light source passes through the elliptical lens to form the elliptical light spot.

Preferably, the illumination module further comprises a second illumination unit and a third illumination unit, the second illumination unit irradiates in the operation field area to form a first circular light spot, the third illumination unit irradiates in the operation field area to form a second circular light spot, the first circular light spot is coincident with the circle center of the second circular light spot, the diameters of the first circular light spot and the second circular light spot are different, and the circle center of the first circular light spot, the circle center of the second circular light spot and the center of the elliptical light spot are coincident.

Preferably, the number of the first illumination unit, the second illumination unit and the third illumination unit is respectively and independently taken from a natural number of more than 1.

Preferably, the second illumination unit and the third illumination unit have the same structure and each include a second light source, a circular lens and a reflective cup, the two opposite ends of the reflective cup are respectively provided with a first opening and a second opening, the second light source is disposed at the first opening, and the circular lens is disposed at the second opening.

Preferably, the second light source is selected from a halogen lamp or an LED lamp; the first light source is selected from an LED lamp.

Preferably, the distance from the plane of the circumference to the surgical field area is 800mm-1200 mm.

Implement the embodiment of the utility model provides a, will have following beneficial effect:

the utility model discloses a lighting device includes and fixes the illumination module on same circumference more than 2, the illumination module includes first illumination unit, first illumination unit shines in the wild district of art and forms oval facula, and the oval facula of direct formation is better for the oval facula illuminating effect through the concatenation of circular facula, is suitable for the wound of observing long and narrow shape more. In addition, adjacent illumination module is in the formation of art field district the center coincidence and the major axis direction of oval facula are inequality, oval facula is not the coincidence, but has different angles, need not to adjust to remove illumination module (lamp body) can satisfy the demand of different angle wounds, possesses good portability and stability.

Drawings

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

Wherein:

fig. 1 is a schematic front view of a lighting device according to an embodiment of the present invention.

Fig. 2 is a schematic structural view of the structure shown in fig. 1 in an operating state.

Fig. 3 is a side view of the structure shown in fig. 2.

FIG. 4 is a schematic view of the light spot formed in the surgical field region by the structure shown in FIG. 1.

Fig. 5 is a schematic structural diagram of an illumination module in the structure shown in fig. 1.

FIG. 6 is a schematic view of the light spot formed in the surgical field area by the structure shown in FIG. 5.

In the figure, 10, an illumination module; 11. a first illumination unit; 12. a second illumination unit; 13. a third illumination unit; 111. elliptical light spots; 121. a first circular spot; 131. a second circular spot; 1111. an elliptical bright spot; 1112. an elliptical dark spot.

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 efforts belong to the protection scope of the present invention.

Referring to fig. 1-6, the utility model discloses a lighting device, lighting device include that two above fix illumination module 10 on same circumference, and illumination module 10 includes first illumination unit 11, and first illumination unit 11 shines in the wild district of art and forms oval facula 111, and the oval facula 111 of direct formation is better for the oval facula illuminating effect through the concatenation of circular facula, is more suitable for the wound of observing long and narrow shape. In addition, the centers of the elliptical light spots 111 formed in the operation field area by the adjacent illumination modules 10 are overlapped and the major axis directions are different. Namely, when two illumination modules 10 are provided, the included angle between the long axes of the two illumination modules 10 is greater than zero and smaller than one hundred eighty degrees, and cannot be zero or one hundred eighty degrees, that is, the included angle between the long axes of the two illumination modules can be thirty degrees, sixty degrees, ninety degrees, one hundred twenty degrees … …, and the like, preferably ninety degrees, so that two completely perpendicular directions can meet most of actual use requirements; when three illumination modules 10 are used, the included angles of the long axes of the three illumination modules 10 are greater than zero and less than or equal to one hundred twenty degrees, and cannot be zero, that is, the included angles of the long axes of the three illumination modules can be thirty degrees, sixty degrees, ninety degrees, one hundred twenty degrees … … and the like, preferably, one hundred twenty degrees, so that the three directions can meet most of the actual use requirements; when four illumination modules 10 are used, the included angle between the long axes of the four illumination modules 10 is greater than zero and less than or equal to ninety degrees, and cannot be zero degrees, that is, the included angle between the long axes of the three illumination modules can be thirty degrees, sixty degrees, ninety degrees … …, and the like, preferably ninety degrees, so that the four directions perpendicular to each other can meet most of the actual use requirements. Any angle may be used in practice or under certain circumstances that meets the requirements, such as one, five, ten, fifteen, twenty-five, thirty-five, forty-five, fifty-five … …, etc. It can be known that the elliptical light spots 111 are not overlapped but have different angles, so that the requirements of wounds with different angles can be met without adjusting the movable illumination module 10 (lamp body), and the portable type LED lamp has good portability and stability.

In one embodiment, the number of the lighting modules 10 is more than three, specifically, three, four, five, six … …, etc., and the lighting modules 10 are uniformly distributed on the circumference. When three illumination modules 10 are provided, the included angle between adjacent illumination modules 10 is one hundred twenty degrees; when there are four illumination modules 10, the included angle between adjacent illumination modules 10 is ninety degrees; when there are five illumination modules 10, the included angle between adjacent illumination modules 10 is seventy-two degrees; when six lighting modules 10 are used, the included angle between adjacent lighting modules 10 is sixty degrees … …. The more the number of the illumination modules 10, the better the illumination effect, so that the surgical field area is clearer, and the uniform distribution makes the elliptical light spots 111 meet more illumination requirements.

Further, the number of the illumination modules 10 is preferably (4+2N), and the illumination modules are uniformly distributed on the circumference, where N is a natural number, and specifically may be 0, 1, 2, 3, 4, 5 … … and the like, including a positive integer of 0. Under the quantity, the elliptical light spots formed by the illumination modules 10 at the two ends of the circumference diameter in the operation field area are completely overlapped, so that the illumination intensity is stronger, and the illumination effect is better.

Specifically, the four illumination modules 10 are uniformly distributed on the circumference, the four illumination modules 10 can be switched on and off at the same time, one of the illumination modules can be switched on, and the other three illumination modules 10 are completely switched off or dimmed; two of the lighting modules may also be turned on, and the remaining two lighting modules 10 may be completely turned off or dimmed; three of the lighting modules may be turned on and the remaining one of the lighting modules 10 may be completely turned off or dimmed. When the individual control of the illumination module 10 is not satisfactory for practical use, the first illumination unit 11, the second illumination unit 12, and the third illumination unit 13 may be controlled independently, for example, the first illumination unit 11 may be controlled to be turned on, and the second illumination unit 12 and the third illumination unit 13 may be controlled to be turned off or dimmed separately; the second illumination unit 12 can be controlled to be turned on, and the first illumination unit 11 and the third illumination unit 13 can be turned off or dimmed separately; the third illumination unit 13 can be controlled to be turned on independently, and the second illumination unit 12 and the first illumination unit 11 can be turned off or dimmed, so that the light spots used in accordance with the actual situation in the operation field area can be increased.

Specifically, in this embodiment, the utility model discloses a lighting device includes 12 illumination modules 10 of evenly fixing on same circumference, and illumination module 10 includes first illumination unit 11, and first illumination unit 11 shines in the wild district of art and forms oval facula 131. The first illumination unit 11 includes a first housing, an elliptical lens and a first light source, the first light source and the elliptical lens are both disposed in the housing, and the elliptical lens is disposed on a path through which light from the first light source passes, so that light emitted from the first light source passes through the elliptical lens to form an elliptical light spot 111. By controlling the brightness of the first light sources in the first lighting units 11 at two ends of a pair of circumferential diameters to be maximum and the brightness of the first light sources in the other first lighting units 11 to be reduced, the elliptical bright spots 1111 and the elliptical dark spots 1112 are formed in the surgical field area.

Preferably, the first light source is selected from LED lamps.

In other embodiments, the number of illumination modules 10 may also be four, six, eight, ten, fourteen, sixteen … …, etc.

In one embodiment, the illumination module 10 further includes a second illumination unit 12 and a third illumination unit 13, the second illumination unit 12 illuminates in the surgical field area to form a first circular light spot 121, the third illumination unit 13 illuminates in the surgical field area to form a second circular light spot 131, the centers of the first circular light spot 121 and the second circular light spot 131 are coincident and have different diameters, and the center of the first circular light spot 121, the center of the second circular light spot 131 and the center of the elliptical light spot 111 are coincident. The first circular light spot 121 and the second circular light spot 131 with different diameters are added on the basis of the elliptical light spot 111, which is equivalent to adding the light of the common operation lamps in the market. The utility model discloses both have the circular facula of operating lamp commonly used and have oval facula 111 again, compensate the operating lamp function that only has circular facula on the market, increase oval facula 111 on satisfying conventional circular facula function basis, increase the more changeable user demand clinically.

In one embodiment, the numbers of the first lighting unit 11, the second lighting unit 12, and the third lighting unit 13 are respectively and independently selected from natural numbers above 1, including one, two, three, four, five, six … …, and other positive integers. The ratio of the number of the first, second and

third lighting units

11, 12, 13 is not limited to 1: 1: 1. the number of the first illumination unit 11, the second illumination unit 12 and the third illumination unit 13 is large, which is beneficial to improving the brightness of the surgical field area.

In one embodiment, the second illumination unit 12 and the third illumination unit 13 have the same structure, and each include a second light source, a circular lens, and a reflective cup, wherein opposite ends of the reflective cup are respectively provided with a first opening and a second opening, the second light source is disposed at the first opening, and the circular lens is disposed at the second opening.

In one embodiment, the second light source is selected from a halogen lamp or an LED lamp. Specifically, the LE D lamp is preferably an LED shadowless lamp.

In one embodiment, the distance from the plane of the circumference to the surgical field area is 800mm-1200 mm. Preferably, the distance is 900mm, 950mm, 1000mm, 1050mm, 1100mm, etc.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, which is defined by the appended claims.

Claims

1. The lighting device is characterized by comprising more than 2 lighting modules fixed on the same circumference, wherein each lighting module comprises a first lighting unit, each first lighting unit irradiates in an operation field area to form an elliptical light spot, and the lighting modules are adjacent to each other and form in the operation field area, the centers of the elliptical light spots are coincided with each other and the directions of the long axes of the elliptical light spots are different.

2. A lighting device as recited in claim 1, wherein said number of said lighting modules is greater than 3, said lighting modules being uniformly distributed on said circumference.

3. A lighting device according to claim 2, wherein the number of said lighting modules is 4+2N, where N is a natural number.

4. The illumination device as claimed in claim 3, wherein the elliptical light spots formed by the illumination modules at the two ends of the circumference diameter in the surgical field area are completely overlapped.

5. A lighting device as recited in any one of claims 1-4, wherein said first lighting unit comprises a first housing, an elliptical lens and a first light source, said first light source and said elliptical lens are both disposed in said housing, said elliptical lens is disposed in a path of light from said first light source, such that light from said first light source passes through said elliptical lens to form said elliptical spot.

6. The illumination device according to claim 5, wherein the illumination module further comprises a second illumination unit and a third illumination unit, the second illumination unit illuminates in the operation field area to form a first circular light spot, the third illumination unit illuminates in the operation field area to form a second circular light spot, the first circular light spot and the second circular light spot have coincident centers and have different diameters, and the center of the first circular light spot, the center of the second circular light spot and the center of the elliptical light spot are coincident.

7. A lighting device as recited in claim 6, wherein the numbers of said first lighting unit, said second lighting unit and said third lighting unit are respectively and independently selected from natural numbers of 1 or more.

8. A lighting device as claimed in claim 6 or 7, wherein the second lighting unit and the third lighting unit are identical in structure and each include a second light source, a circular lens and a reflective cup, opposite ends of the reflective cup are respectively provided with a first opening and a second opening, the second light source is disposed at the first opening, and the circular lens is disposed at the second opening.

9. A lighting device as recited in claim 8, wherein said second light source is selected from the group consisting of a halogen lamp and an LED lamp; the first light source is selected from an LED lamp.

10. The illumination device as claimed in claim 9, wherein the distance from the plane of the circumference to the surgical field area is 800mm-1200 mm.