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Optical medical device

A medical device and light source technology, applied in the field of optical medical treatment, can solve the problems of large loss of optical fiber light energy, poor uniformity of light emission, unfavorable photodynamic therapy, etc., and achieve the effect of avoiding the loss of light source

Pending Publication Date: 2021-11-05
北京翌光医疗科技研究院有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the loss of optical fiber light energy is large, and the uniformity of luminescence is poor. During the treatment of larger organs, the light energy irradiated to the lesion through the optical fiber is relatively low, which is not conducive to photodynamic therapy.

Method used

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  • Optical medical device
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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0033] Please refer to Fig. 1, this embodiment provides a kind of photomedical device, including:

[0034] central axis 10;

[0035] A sealed adjustment chamber 21 wrapped around the end of the central shaft 10;

[0036] A flexible light source 30, arranged on the outer surface of the sealed adjustment cavity 21, is used to provide a therapeutic light source;

[0037] The adjustment channel is arranged along the central axis 10 and is used for injecting substances into the sealed adjustment chamber 21 to prop it up.

[0038] Wherein, in the present embodiment, the central axis 10 is made of steel wire, thin deformable plastic rod or plastic tube, hollow or solid rubber tube; it is provided with the end of the sealing adjustment cavity 21 for stretching into the body for treatment, and One end is exposed outside the body.

[0039] Wherein, in this embodiment, the sealing adjustment cavity 21 is formed by fixing a flexible base material on the outer wall of the central shaft ...

Embodiment approach 1

[0043] Implementation mode 1: if Figure 1a As shown, the adjustment channel is formed by an injection tube 40 fixed outside the central shaft 10 , and the injection tube 40 extends into the sealed adjustment cavity 21 .

[0044] At this moment, one end of the injection pipe 40 is open away from the sealed adjustment chamber 21, and air is injected into the sealed adjustment chamber 21 through this opening. After the connection port is connected, the air pump can be started to inflate the sealed adjustment chamber 21; in a further preferred embodiment, a pressure sensor is set in the injection pipe 40, and the air pump stops inflating when the pressure sensor reaches the set pressure, so that The sealed adjustment chamber 21 is in a state of constant pressure. Preferably, a valve that can be manually or electrically controlled on and off is provided in the injection pipe 40 to disconnect the injection pipe 40 from the air supply path of the inflator pump when the pressure in t...

Embodiment approach 2

[0047] Implementation mode 2: if Figure 1b As shown, the central shaft 10 is hollow, wherein the hollow body forms the adjustment channel 11 ; the central shaft is provided with a radial outlet corresponding to the sealing adjustment cavity 21 .

[0048] At this time, one end of the central shaft 10 away from the sealing adjustment chamber 21 is open, and the use process is the same as that of Embodiment 1 above, and will not be repeated.

[0049] In this embodiment, the color of the flexible light source can be red light, blue-green light or blue light, or a light source mixed with multiple colors:

[0050] The irradiation depth of yellow-green light in the 510nm-590nm band is between blue light and red light, which can promote the dredging and expansion of capillaries at the skin depth, and at the same time enhance the resistance of cells and accelerate the treatment effect of the affected area.

[0051]Red light in the 590-810nm band can cause mitochondria to release cyto...

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Abstract

The invention discloses an optical medical device. The optical medical device comprises a central shaft, a sealing adjusting cavity, a flexible light source and an adjusting channel, wherein the sealing adjusting cavity wraps an end of the central shaft; the flexible light source is arranged on the outer surface of the sealing adjusting cavity and used for providing a treatment light source; and the adjusting channel is arranged along the central shaft and used for injecting substances into the sealing adjusting cavity to support the sealing adjusting cavity. The device can be unfolded along with unfolding of the sealing adjusting cavity after entering the body of a patient, and the large-area treatment light source is provided; and due to the fact that the flexible light source is only arranged on the surface of a supporting structure, namely, the flexible light source is only distributed at the position corresponding to a treatment area, light source loss on a path is avoided.

Description

technical field [0001] The present disclosure generally relates to the field of photomedical technology, and specifically relates to a photomedical device. Background technique [0002] Due to its changeable shape, the flexible light source can be applied to various occasions, such as indoor lighting, photodynamic therapy, etc. Among them, photodynamic therapy is a method of directly using light or using light and drugs to treat diseases, and it has been applied to clinical medicine at present. There are two main methods of photodynamic therapy, one is direct phototherapy, and the other is medical treatment in which light and drugs (also known as photosensitizers) act synergistically. Photodynamic therapy is favored because of its good selectivity, minimal invasiveness, good tolerance, and simple operation. Photodynamic therapy can be divided into in vivo therapy and in vitro therapy. In vivo therapy includes bladder cancer, throat cancer, bronchial cancer, etc. The light ...

Claims

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Application Information

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IPC IPC(8): A61N5/067A61N5/06
CPCA61N5/0601A61N5/062A61N5/0625A61N2005/0632A61N2005/0651A61N2005/0663A61N2005/0664A61N2005/063A61N2005/0654
Inventor 康建喜贾长建张国辉朱映光胡永岚王静李栋栋
Owner 北京翌光医疗科技研究院有限公司