CN217660118U - Medical optical fiber assembly with side water outlet - Google Patents
Medical optical fiber assembly with side water outlet Download PDFInfo
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- CN217660118U CN217660118U CN202221329208.4U CN202221329208U CN217660118U CN 217660118 U CN217660118 U CN 217660118U CN 202221329208 U CN202221329208 U CN 202221329208U CN 217660118 U CN217660118 U CN 217660118U
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- optical fiber
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Abstract
The utility model relates to a medical optic fibre subassembly, concretely relates to medical optic fibre subassembly of side play water. Aiming at solving the defect that the cleaning degree of the light-emitting end of the medical optical fiber is not enough in the prior art. The utility model discloses a side water outlet medical optical fiber component, which comprises an optical fiber, an optical fiber sleeve, a water inlet pipe and a reflector; the light-emitting end of the optical fiber is provided with a protection tube, the light-emitting end of the optical fiber is fixed in the protection tube, and the optical fiber sleeve is connected with the protection tube and sleeved on the optical fiber; the position of the optical fiber sleeve far away from the light outlet end of the optical fiber is connected with a water inlet pipe. The utility model discloses the export of sparge water is the through-hole of protection tube with the light path export, and rivers change the flow direction at light-emitting end front end, can directly erode optic fibre light-emitting end, and coupling assembling makes the local flow path sectional area reduce simultaneously, and multiplicable water pressure reduces optic fibre light-emitting terminal surface adsorption tissue garrulous end and to the cleanness of light-emitting end more thoroughly.
Description
Technical Field
The utility model relates to a medical optic fibre subassembly, concretely relates to medical optic fibre subassembly of side play water.
Background
The medical optical fiber component can be used for transmitting laser, and is often applied to practice in various fields, for example ophthalmology, dermatology, urology, gastroenterology, stomatology, etc., perform operations through controlling the optical fiber light-emitting end, when the laser transmission wavelength is less than 500nm and the power is greater than 100W, the tissue debris generated in the vaporization biological tissue process is very easily adsorbed at the energy-transmitting optical fiber light-emitting end, and the laser energy is absorbed in a concentrated manner, so that the local high temperature of the optical fiber light-emitting end is caused, thereby causing the optical fiber to be melted and burned out, causing the light-emitting abnormity, and enabling the operations to be carried out normally, and the water flow in the optical fiber component arranged in the existing integration can not directly wash out the optical fiber light-emitting end face, causing the adsorbed tissue debris at the light-emitting end to not be cleaned in time.
SUMMERY OF THE UTILITY MODEL
Can not directly erode the weak point that optic fibre light-emitting terminal surface caused optic fibre light-emitting terminal surface to adsorb the garrulous end of tissue can not in time be cleared up for the rivers that solve exist among the prior art, the utility model provides a medical optic fibre subassembly of side play water.
In order to achieve the above object, the present invention provides the following technical solutions:
a side-outlet medical optical fiber component is characterized in that:
comprises an optical fiber, an optical fiber sleeve, a water inlet pipe and a reflector; the light-emitting end of the optical fiber is provided with a protection tube, the light-emitting end of the optical fiber is fixed in the protection tube, and the optical fiber sleeve is connected with the protection tube and sleeved on the optical fiber; the position of the optical fiber sleeve far away from the light outlet end of the optical fiber is connected with the water inlet pipe; the optical fiber protection tube is characterized in that the reflector is fixed in the protection tube, the mirror surface of the reflector is opposite to the light outlet end of the optical fiber, the light path direction of the light outlet end of the optical fiber is changed through reflection of the reflector, and a through hole is formed in the protection tube corresponding to the position of the reflection light path.
Furthermore, the light-emitting end of the optical fiber is fixed in the protective tube through the connecting component.
Further, coupling assembling's radial cross-section is semicircle annular, coupling assembling's external diameter with the protection tube internal diameter matches and embeds and sets up in the protection tube, coupling assembling's internal diameter with the external diameter of optic fibre cooperatees and sets up, and optic fibre is fixed through inlaying on coupling assembling.
Furthermore, the connecting assembly is of a hollow round platform structure, a connecting sleeve is arranged at the small end of the round platform structure and is sleeved and fixed on the optical fiber, and the inner diameter of the connecting sleeve is matched with the outer diameter of the optical fiber;
the large end of the circular truncated cone structure is connected with one end, close to the optical fiber sleeve, of the protection tube;
and the side wall of the circular truncated cone structure is provided with an overflowing hole.
Furthermore, the reflector is a plane mirror and is fixed in the protective tube, and the included angle between the axis of the reflector and the axis of the optical fiber is 30-60 degrees; the reflector is hermetically connected with the inner side surface of the protection tube.
Further, the device also comprises an engagement assembly; the joint assembly is arranged at one end, far away from the optical fiber light emitting end, of the optical fiber sleeve, the end, far away from the optical fiber sleeve, of the joint assembly is provided with an optical fiber through hole and a water inlet, the joint assembly is provided with a cavity, the optical fiber through hole and the water inlet are located on the cavity, the water inlet is connected with a water inlet pipe, and the optical fiber penetrates through the optical fiber through hole.
Further, still include the handle, the handle cover is established on optic fibre and is located the joint Assembly outside, makes things convenient for handheld.
Further, the joint of the optical fiber and the optical fiber through hole is sealed by dispensing;
the water inlet pipe is connected with the water inlet in an interference fit manner;
the optical fiber sleeve and the joint component are connected in a sealing manner through heat shrinkage;
the optical fiber sleeve and the protection tube are connected in a sealing manner through thermal shrinkage;
the reflector and the inner side surface of the protection tube are sealed through glue dispensing, and one end, far away from the optical fiber sleeve, of the protection tube forms an arc-shaped end surface after being sealed through glue dispensing.
Furthermore, the optical fiber sleeve, the protection tube, the joint component, the connecting component and the glue used for sealing have biocompatibility.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model discloses a light-emitting position coincides with the outflow position of water, all through the through-hole of protection tube lateral wall, and rivers change the flow direction at light-emitting end front end, can directly erode optic fibre light-emitting end and speculum, and the reducible optic fibre of rivers light-emitting end adhesion tissue of minute-pressure is garrulous end to the cooling of light-emitting end and the garrulous end cleanness in tissue of adhesion are more thorough.
2. The utility model is provided with the connecting component, the light-emitting end of the optical fiber is fixed in the protective tube, the position of the light-emitting end relative to the reflector is ensured to be fixed, no deviation occurs in the use process, and the stability of the light path is ensured; meanwhile, the connecting assembly reduces the sectional area of a local flow passage and can increase the water outlet pressure.
3. The utility model discloses a speculum axis with the axis contained angle of optic fibre is 30-60, when the speculum contained angle was got different angles, different target location can be reachd to the outgoing light path, applicable in the service environment of more differences.
4. In the utility model, the end surface of one side of the protecting tube, which is far away from the optical fiber sleeve, forms an arc-shaped end surface after being sealed, and the touch part can not be scratched in the using process; and the materials used in the structure of the utility model have biocompatibility and no harm to human body, and are suitable for various operation environments.
5. The utility model discloses a set up the speculum and change the light path, the light-emitting that will penetrate optic fibre directly changes into the side and establishes, accomplishes the treatment to the pathological change position that the unable arrival of light-emitting, and uses the speculum need not to carry out special treatment, simple process to the optic fibre head of light-emitting.
6. The utility model discloses set up the joint Assembly and join inlet tube and optic fibre, make rivers and optic fibre pass through fiber optic sleeve simultaneously, need not the independent runner that sets up, adopt the design of integration, simple structure, convenient operation.
Drawings
Fig. 1 is a schematic cross-sectional structural view of a first embodiment of the present invention;
fig. 2 is a radial cross-sectional view of a connection assembly according to a first embodiment of the present invention;
fig. 3 is a schematic sectional structure diagram of a second embodiment of the present invention;
fig. 4 is an axial sectional view of a connection assembly according to a second embodiment of the present invention;
description of reference numerals:
1-protective tube, 11-connecting component, 111-connecting sleeve, 112-overflowing hole, 12-through hole; 2-optical fiber sleeve; 3-an optical fiber; 4-a joint assembly; 5-a reflector; 6-water inlet pipe.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and specific embodiments.
Example one
A side water outlet medical optical fiber assembly as shown in fig. 1, which comprises an optical fiber 3, an optical fiber sleeve 2, a water inlet pipe 6 and a reflector 5; the light-emitting end of the optical fiber 3 is provided with a protection tube 1, the light-emitting end of the optical fiber 3 is fixed in the protection tube 1 through a connecting assembly 11, and the optical fiber sleeve 2 and the protection tube 1 are hermetically connected through a heat-shrinkable tube and sleeved on the optical fiber 3.
As shown in fig. 2, the radial section of the connecting assembly 11 is semicircular, the outer diameter of the connecting assembly 11 is matched with the inner diameter of the protection tube 1 and is embedded in the protection tube 1, the inner diameter of the connecting assembly 11 is matched with the outer diameter of the optical fiber 3, and the optical fiber 3 is fixed by being embedded in the connecting assembly 11.
The reflecting mirror 5 is a plane mirror and is fixed in the protection tube 1, the reflecting mirror 5 is connected with the inner side surface of the protection tube 1 in a dispensing and sealing manner, and an arc-shaped end surface is formed at one end of the protection tube 1 far away from the optical fiber sleeve 2 in a dispensing and sealing manner; the mirror surface of reflector 5 sets up with the play light end of optic fibre 3 is relative, the axis of reflector 5 with the axis contained angle of optic fibre 3 is preferred 45, and the reflector 5 reflection can change the light path direction of the play light end of optic fibre 3, the position that corresponds reflection light path on the protection tube 1 lateral wall sets up through-hole 12.
One end, far away from the light outlet end of the optical fiber 3, of the optical fiber sleeve 2 is connected with a joint component 4 surrounding the optical fiber 3, the joint component 4 is provided with a cavity, an optical fiber through hole and a water inlet which are positioned on the cavity, and the optical fiber sleeve 2 is connected with the joint component 4 in a sealing mode through a heat shrinkage pipe; the water inlet pipe 6 is connected with the water inlet in an interference fit manner; the optical fiber 3 penetrates through the optical fiber through hole, and the joint of the optical fiber 3 and the optical fiber through hole at the outer side of the joint component 4 is sealed by dispensing; the engagement assembly 4 is provided with a cavity.
In order to facilitate the handheld operation, a handle 7 is arranged on the optical fiber 3, and the handle 7 is sleeved on the optical fiber 3 and is positioned outside the jointing component 4. In the using process, the far end of the water inlet pipe 6 is connected with a flushing water source, the far end of the optical fiber 3 is connected with a laser generator, the jointing component 4 converges the water inlet pipe and the optical fiber 3, the flow passage of flushing water is arranged on the inner side of the jointing component 4 and the optical fiber sleeve 2 and the outer side of the optical fiber 3, the optical fiber 3 and the flushing water are integrally arranged, and the flow passage of flushing water does not need to be independently arranged; the outlets of the flushing water and the light path outlet with changed directions are through holes 12, the flushing water changes the water flow direction at the front end of the light-emitting end of the optical fiber 3, and flows out through the through holes 12 after flushing the plane of the light-emitting end of the optical fiber 3.
The optical fiber 3, the optical fiber sleeve 2, the protection tube 1, the joint component 4 and the connecting component 11 are made of materials and are sealed by using glue, and the materials and the glue have biocompatibility.
Example two
As shown in fig. 3 and 4, the connecting assembly 11 of the side water outlet medical optical fiber assembly is a hollow circular truncated cone structure, the optical fiber 3 passes through the hollow circular truncated cone structure, the small end of the circular truncated cone structure is provided with a connecting sleeve 111, and the inner diameter of the connecting sleeve 111 is matched with the outer diameter of the optical fiber 3 and is fixed on the optical fiber 3; the large end of the circular truncated cone structure is connected with one end, close to the optical fiber sleeve 2, of the protection tube 1; the side wall of the circular truncated cone structure is provided with a through hole 112 for the flushing water to flow through.
Other structures and using methods are the same as those of the first embodiment.
In other embodiments of the present invention, the included angle between the axis of the reflector 5 and the axis of the optical fiber 3 can be selected to be other angles in the range of 30-60 degrees according to actual requirements. When the included angle is 30 degrees, the sum of the incident angle and the reflection angle of emergent light of the optical fiber 3 is 120 degrees, so that the medical optical fiber component is suitable for the condition that the space of the front end of a target position is limited, and the extending length of the medical optical fiber component can be relatively reduced; when the included angle is 60 degrees, the sum of the incident angle and the reflection angle of the emergent light of the optical fiber 3 is 60 degrees, and the reflection light path can reach a target position with a concealed inner side.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various equivalent modifications or replacements within the technical scope of the present invention, and these modifications or replacements should be covered within the protection scope of the present invention.
Claims (9)
1. A side-emitting medical fiber optic assembly, comprising:
comprises an optical fiber (3), an optical fiber sleeve (2), a water inlet pipe (6) and a reflector (5);
the light-emitting end of the optical fiber (3) is provided with a protection tube (1), the light-emitting end of the optical fiber (3) is fixed in the protection tube (1), and the optical fiber sleeve (2) is connected with the protection tube (1) and sleeved on the optical fiber (3); the position of the optical fiber sleeve (2) far away from the light outlet end of the optical fiber (3) is connected with a water inlet pipe (6);
speculum (5) are fixed in protection tube (1), and the mirror surface of speculum (5) sets up with the light-emitting end of optic fibre (3) is relative, changes the light path direction of optic fibre (3) light-emitting end through speculum (5) reflection, the position that corresponds reflection light path on protection tube (1) lateral wall sets up through-hole (12).
2. A side-issue medical optical fiber assembly according to claim 1, wherein:
the light-emitting end of the optical fiber (3) is fixed in the protection tube (1) through the connecting component (11).
3. A side-emitting optical fiber assembly for medical use according to claim 2, wherein:
the radial cross section of coupling assembling (11) is half circular, the external diameter of coupling assembling (11) with protection tube (1) internal diameter matches and embedded sets up in protection tube (1), the internal diameter of coupling assembling (11) with the external diameter of optic fibre (3) cooperatees and sets up, and optic fibre (3) are fixed through inlaying on coupling assembling (11).
4. A side-emitting optical fiber assembly for medical use according to claim 2, wherein:
the connecting assembly (11) is of a hollow circular truncated cone structure, a connecting sleeve (111) is arranged at the small end of the circular truncated cone structure, the connecting sleeve (111) is sleeved on the optical fiber (3), and the inner diameter of the connecting sleeve (111) is matched with the outer diameter of the optical fiber (3);
the large end of the circular truncated cone structure is connected with one end, close to the optical fiber sleeve (2), of the protection tube (1);
and the side wall of the circular truncated cone structure is provided with an overflowing hole (112).
5. The side-emitting optical fiber assembly of any of claims 1-4, wherein:
the reflector (5) is a plane mirror and is fixed in the protective tube (1), and the included angle between the axis of the reflector and the axis of the optical fiber (3) is 30-60 degrees; the reflector (5) is hermetically connected with the inner side surface of the protection tube (1).
6. The side-emitting optical fiber assembly of claim 5, wherein:
further comprising a joining assembly (4);
the optical fiber splicing device is characterized in that the splicing component (4) is arranged at one end, far away from the light outlet end of the optical fiber (3), of the optical fiber sleeve (2), the splicing component (4) is provided with a cavity, an optical fiber through hole and a water inlet, the optical fiber through hole and the water inlet are located in the cavity, the water inlet is connected with the water inlet pipe (6), and the optical fiber (3) penetrates through the optical fiber through hole.
7. The side-emitting optical fiber assembly of claim 6, wherein:
the optical fiber connector further comprises a handle (7), wherein the handle (7) is sleeved on the optical fiber (3) and is positioned on the outer side of the joint component (4).
8. The side-emitting optical fiber assembly of claim 7, wherein:
the joint of the optical fiber (3) and the optical fiber through hole at the outer side of the joint component (4) is sealed by adopting dispensing;
the water inlet pipe (6) is connected with the water inlet in an interference fit manner;
the optical fiber sleeve (2) and the jointing component (4) are connected in a sealing manner through heat shrinkage;
the optical fiber sleeve (2) is connected with the protection tube (1) in a sealing manner through heat shrinkage;
the reflector (5) and the inner side face of the protection tube (1) are sealed through dispensing, and one end, far away from the optical fiber sleeve (2), of the protection tube (1) forms an arc-shaped end face after being sealed through dispensing.
9. A side-issue medical optical fiber assembly according to claim 8, wherein:
the optical fiber (3), the optical fiber sleeve (2), the protection tube (1), the joint component (4), the connecting component (11) and the sealing glue have biocompatibility.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221329208.4U CN217660118U (en) | 2022-05-30 | 2022-05-30 | Medical optical fiber assembly with side water outlet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221329208.4U CN217660118U (en) | 2022-05-30 | 2022-05-30 | Medical optical fiber assembly with side water outlet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217660118U true CN217660118U (en) | 2022-10-28 |
Family
ID=83703277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221329208.4U Active CN217660118U (en) | 2022-05-30 | 2022-05-30 | Medical optical fiber assembly with side water outlet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217660118U (en) |
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2022
- 2022-05-30 CN CN202221329208.4U patent/CN217660118U/en active Active
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