CN214965285U

CN214965285U - Disposable electronic endoscope easy to assemble and disassemble

Info

Publication number: CN214965285U
Application number: CN202121136033.0U
Authority: CN
Inventors: 张向新; 王跃
Original assignee: Ruixikang Suzhou Medical Technology Co ltd
Current assignee: Ruixikang Suzhou Medical Technology Co ltd
Priority date: 2021-05-26
Filing date: 2021-05-26
Publication date: 2021-12-03
Anticipated expiration: 2031-05-26

Abstract

The utility model provides an easy disposable electronic endoscope who loads and unloads, include: the handle assembly is provided with a light source interface and a power supply interface; the connecting pipe is arranged at the far end of the handle assembly, and the far end of the connecting pipe is provided with the camera assembly and the luminous column; the cable assembly comprises an optical fiber connecting wire and a cable connecting wire, one end of the cable connecting wire is detachably plugged with the power interface, and the other end of the cable connecting wire is provided with a power plug for connecting power equipment; one end of the optical fiber connecting wire is detachably connected with the light source interface in a threaded manner, and the other end of the optical fiber connecting wire is provided with a light source plug used for being connected with light source equipment. The utility model discloses utilize the different connection demands of the connector of optic fibre and cable respectively for optic fibre connecting wire and cable connecting wire can directly dismantle with electronic endoscope respectively, consequently only need change preceding casing part when changing, and need not also change interconnecting link, thereby practiced thrift the cost, improved the utilization ratio.

Description

Disposable electronic endoscope easy to assemble and disassemble

Technical Field

The utility model relates to a medical appliance, in particular to a disposable electronic endoscope which is easy to assemble and disassemble.

Background

An endoscope is an optical instrument, mainly comprising an image acquisition assembly, an image transmission system, a screen display system and the like, in the prior art, in order to make the lens observation clearer, a lighting device is usually arranged on the image acquisition assembly at the far end of the endoscope, and in order to reduce the heat dissipation of the end part of the endoscope, a structure for guiding an external light source to the end part of the endoscope through an optical fiber is further designed in the prior art through improvement.

However, since an optical fiber is used as an illumination light source and an image pickup device to pick up an image, it is necessary to connect the optical fiber and a cable at the same time, and as disclosed in patent application No. 201680003490.8 filed by olympus corporation, a medical device, a method of operating the medical device, and an optical box body are connected to a base end side of the optical fiber to supply a laser beam to the optical fiber. Specifically, the optical box includes a blood vessel detection laser light source, a guiding laser light source, and a light detector, and the signal processing device analyzes detection laser light irradiated from the optical box and return light from the subject, estimates characteristics of the blood vessel of the subject, and controls guide light irradiated from the optical box according to the estimated characteristics of the blood vessel. In this patent, since a specific line needs to be provided, it is difficult to detachably dispose the optical fiber and the cable with the endoscope main body, and therefore, the replacement of the optical fiber and the cable is required together with the endoscope main body portion, which increases the replacement cost. Therefore, there is a need to design an endoscopic apparatus that reduces replacement costs to solve the above-described technical problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an easy disposable electronic endoscope who loads and unloads through the different connected mode that sets up optic fibre and power respectively for electronic endoscope's cable is dismantled more easily, and when being convenient for once only change electronic endoscope's handheld part, need not change the cable, thereby it needs the electronic cable together change increase cost and the loaded down with trivial details technical problem of process often to have solved among the prior art to change the endoscope.

The technical scheme of the utility model is realized like this:

an easily detachable disposable electronic endoscope comprising:

the handle assembly is provided with a light source interface and a power supply interface;

the connecting pipe is arranged at the far end of the handle assembly, the far end of the connecting pipe is provided with a camera assembly and a luminous column, the light source interface is in light guide connection with the luminous column and used for conducting illumination light, and the power source interface is in electric communication connection with the camera assembly and used for providing electric energy for the camera assembly and transmitting image signals;

the cable assembly comprises an optical fiber connecting wire and a cable connecting wire, one end of the cable connecting wire is detachably plugged with the power interface, and the other end of the cable connecting wire is provided with a power plug for connecting power equipment; one end of the optical fiber connecting wire is detachably connected with the light source interface in a threaded manner, and the other end of the optical fiber connecting wire is provided with a light source plug used for being connected with light source equipment.

Further, the cable subassembly is still including locating the optic fibre connecting wire with the outside collineation protective sheath of cable connecting wire, collineation protective sheath will optic fibre connecting wire with cable connecting wire at least part is merged into a cable, optic fibre connecting wire with one end and the other end of cable connecting wire stretch out respectively collineation protective sheath.

Furthermore, the optical fiber connecting line and the cable connecting line extend out of the bifurcation part of the collinear protective sleeve and then are connected with the handle component, and the difference value between the length from one end of the cable connecting line to the bifurcation part and the length from one end of the optical fiber connecting line to the bifurcation part is larger than the distance between the light source interface and the power source interface.

Further, a light source conducting piece is arranged in the light source interface, the light source conducting piece and the optical fiber head at one end of the optical fiber connecting wire are arranged correspondingly, a first threaded piece is arranged outside the optical fiber head, and a second threaded piece in threaded fit with the first threaded piece is arranged on the light source interface.

Further, first screw thread spare includes handheld portion and spiro union portion, spiro union portion is hollow structure and is equipped with the internal thread, the optic fibre head is located spiro union portion inner chamber, second screw thread spare is the hollow spare that has the external screw thread, be equipped with in the second spiro union piece the light source conduction piece.

Further, a clamping groove is formed outside the second screw connector, a clamping piece is arranged on the light source interface, and the clamping groove is matched with the clamping piece in a clamping mode.

Furthermore, one end of the power supply connecting wire is an electric plug connector, the plug connector is matched with the electric plug groove in the power supply interface, and a plug protection shell is arranged outside the plug connector.

Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

1) utilize the different connection demands of the connector of optic fibre and cable respectively, with the one end and the light source interface detachably threaded connection of optic fibre connecting wire, can be so that connect more firm, even rotate the threaded part and produce rotation angle's influence to the optic fibre when the installation, can not influence the propagation of optic fibre yet, and the one end and the power source interface detachably of cable connecting wire are pegged graft, can adopt the power grafting cooperation mode of technical maturity, simply and realize grafting and transmission of circuit effectively. The optical fiber connecting wire and the cable connecting wire can be directly detached from the electronic endoscope, so that only the front shell part needs to be replaced during replacement, and the connecting circuit does not need to be replaced, thereby saving the cost and improving the utilization rate;

2) the collinear protective sleeve at least partially combines the optical fiber connecting wire and the cable connecting wire into a cable, and one end and the other end of the optical fiber connecting wire and the cable connecting wire respectively extend out of the collinear protective sleeve, so that the optical fiber connecting wire and the cable connecting wire can be combined into a line at the middle position, and the problems of line winding and line loss are not easy to occur;

3) under the condition that one section of optic fibre connecting wire between light source interface and branching portion is straightened, the cable connecting wire still can have one section crooked surplus to make in the use, the pulling force that mainly received of cable subassembly acts on the optic fibre connecting wire, and the optic fibre connecting wire is owing to with light source interface detachably threaded connection, consequently compare in grafting complex cable connecting wire and can be difficult to drop more.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic structural view of a handle assembly of an embodiment of the present application with half of the housing removed;

FIG. 3 is a schematic structural view of a cable assembly according to an embodiment of the present application;

FIG. 4 is a cross-sectional view of an optical fiber connection line and a light source interface according to an embodiment of the present disclosure;

fig. 5 is a schematic diagram of the host according to the embodiment of the present application.

Corresponding reference numerals are as follows:

the light source module comprises a handle assembly 1, a light source interface 11, a light source conducting piece 111, a second threaded piece 112, a clamping piece 113, a power source interface 12, an electric plug slot 121, a connecting pipe 2, a cable assembly 3, an optical fiber connecting wire 31, an optical fiber head 311, a first threaded piece 312, a light source plug 313, a cable connecting wire 32, an electric plug 321, a power plug 322, a plug protection shell 323, a collinear protective sleeve 33, a light source host 4 and a power host 5.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

In the description of the present application, it is to be understood that the terms "upper", "lower", "top", "bottom", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.

Example (b):

in an embodiment of the present application, as shown in fig. 1 to 5, there is described an easily detachable disposable electronic endoscope including: the endoscope also comprises a connecting pipe 2, the connecting pipe 2 is arranged at the far end of the handle assembly 1, a camera assembly and a luminous column are arranged at the far end of the connecting pipe 2, and a light source interface 11 and a power source interface 12 are arranged on the handle assembly 1; the light source interface 11 is in light-conducting connection with the luminous column and used for conducting illumination light, and the power source interface 12 is in electric communication connection with the camera shooting assembly and used for providing electric energy for the camera shooting assembly and transmitting image signals; the camera shooting assembly can collect pictures or videos and transmit the pictures to an external display screen or other display devices through transmission of a line.

In this embodiment, in order to implement transmission of light and a circuit, specifically, the endoscope further includes a cable assembly 3, the cable assembly 3 includes an optical fiber connection line 31 and a cable connection line 32, one end of the cable connection line 32 is detachably plugged with the power interface 12, and the other end of the cable connection line 32 is provided with a power plug 322 for connecting a power supply device; one end of the optical fiber connecting wire 31 is detachably screwed with the light source interface 11, and the other end of the optical fiber connecting wire 31 is provided with a light source plug 313 for connecting light source equipment. In this embodiment, the power device specifically connected to the power plug 322 is the power host 5, and the light source device connected to the light source plug 313 is the light source host 4. In this application, utilize the different connection demands of the connector of optic fibre and cable respectively, with optic fibre connecting wire's one end and light source interface detachably threaded connection, can be so that connect more firm, even produce rotation angle's influence to optic fibre when installation rotation screw thread part, also can not influence the propagation of optic fibre, and cable connecting wire's one end is pegged graft with power source interface detachably, can adopt the power grafting cooperation mode of technical maturity, simply and realize grafting and the transmission of circuit effectively. And the optical fiber connecting wire and the cable connecting wire can be directly detached from the electronic endoscope respectively, so that only the front shell part needs to be replaced when the optical fiber connecting wire and the cable connecting wire are replaced, the connecting circuit does not need to be replaced, the cost is saved, and the utilization rate is improved.

Further preferably, in this embodiment, the cable assembly 3 further includes a collinear protective sleeve 33 disposed outside the optical fiber connection line 31 and the cable connection line 32, the collinear protective sleeve 33 at least partially combines the optical fiber connection line 31 and the cable connection line 32 into a cable, and one end and the other end of the optical fiber connection line 31 and the cable connection line 32 respectively extend out of the collinear protective sleeve 33, so that the optical fiber connection line and the cable connection line can be combined into a line at a middle position, and the problem of line winding and loss is not easy to occur. The light source plug 313 and the power plug 322 can respectively extend out of the collinear protective sleeve 33 and are used for connecting the light source host 4 and the power host 5.

In the present embodiment, in particular, in view of the fact that the plugging manner of the cable connection line is easy to fall off during use, in order to further improve the problem, in the present embodiment, it is preferable that the optical fiber connection line 31 and the cable connection line 32 extend out of the branching portion of the collinear protective sheath 33 and then are connected to the handle assembly 1, and a difference between a length of one end of the cable connection line 32 to the branching portion and a length of one end of the optical fiber connection line 31 to the branching portion, that is, a length difference between the two lengths, is greater than a distance between the light source interface 11 and the power source interface 12. That is to say, under the condition that a section of the optical fiber connection line 31 between the light source interface and the bifurcation part is straightened, the cable connection line 32 still can have a section of bent allowance, so that in the using process, the pulling force mainly suffered by the cable assembly acts on the optical fiber connection line 31, and the optical fiber connection line 31 can be more difficult to fall off compared with the optical fiber connection line 32 in a plugging fit manner due to the detachable threaded connection with the light source interface 11.

Further preferably, in the embodiment of the present application, the detachable threaded connection between the optical fiber connection line 31 and the light source interface 11 is in the specific form: the light source interface 11 is internally provided with a light source conducting piece 111, the light source conducting piece 111 is arranged corresponding to the optical fiber head 311 at one end of the optical fiber connecting wire 31, the outside of the optical fiber head 311 is provided with a first threaded piece 312, and the light source interface 11 is provided with a second threaded piece 112 in threaded fit with the first threaded piece 312. When the second screw 112 screwed with the first screw 312 is screwed to complete the connection, the optical fiber head 311 may be aligned with the light source conductor 111, so as to conduct the light source, and the light source conductor 111 is further connected to the light emitting pillar at the distal end of the connection tube 2.

In order to stably mount the second screw on the light source interface, in this embodiment, a clamping groove is further formed outside the second screw 112, a clamping member 113 is arranged on the light source interface 11, and the clamping groove is in clamping fit with the clamping member 113.

In addition, the specific matching relationship between the cable connection line 32 and the power interface 12 is that one end of the cable connection line 32 is an electrical plug 321, the electrical plug 321 matches with the electrical plug slot 121 in the power interface 12, and a plug protection housing 323 is arranged outside the electrical plug 321. Furthermore, the plug protection housing 323 may also be provided with a connection structure that is snap-fit with the power interface 12 or other forms of quick-plug fit, so as to further ensure the stability of the plug.

3) under the condition that one section of optic fibre connecting wire between light source interface and branching portion is straightened, the cable connecting wire still can have one section crooked surplus to make in the use, the pulling force that mainly received of cable subassembly acts on the optic fibre connecting wire, and the optic fibre connecting wire is owing to with light source interface detachably threaded connection, consequently compare in grafting complex cable connecting wire and can be difficult to drop more. As described above, the present invention has been explained in full in accordance with the gist of the present invention, but the present invention is not limited to the above-described embodiments and implementation methods, and features of the embodiments may be combined with each other without contradiction. The practitioner of the related art can make various changes and implementations within the scope permitted by the technical idea of the present invention.

Claims

1. An easily detachable disposable electronic endoscope, comprising: the handle assembly (1), the handle assembly (1) is provided with a light source interface (11) and a power interface (12); the connecting pipe (2) is arranged at the far end of the handle assembly (1), the far end of the connecting pipe (2) is provided with a camera shooting assembly and a luminous column, the light source interface (11) is in light guide connection with the luminous column and used for conducting illumination light, and the power supply interface (12) is in electric communication connection with the camera shooting assembly and used for providing electric energy for the camera shooting assembly and transmitting image signals; the cable assembly (3) comprises an optical fiber connecting wire (31) and a cable connecting wire (32), one end of the cable connecting wire (32) is detachably plugged with the power interface (12), and the other end of the cable connecting wire (32) is provided with a power plug (322) for connecting power equipment; one end of the optical fiber connecting wire (31) is detachably connected with the light source interface (11) in a threaded manner, and the other end of the optical fiber connecting wire (31) is provided with a light source plug (313) used for connecting light source equipment.

2. An easily detachable disposable electronic endoscope according to claim 1, characterized in that said cable assembly (3) further comprises a collinear protective sheath (33) arranged outside said optical fiber connection line (31) and said cable connection line (32), said collinear protective sheath (33) at least partially merging said optical fiber connection line (31) and said cable connection line (32) into one cable, one end and the other end of said optical fiber connection line (31) and said cable connection line (32) respectively extending out of said collinear protective sheath (33).

3. An easily detachable disposable electronic endoscope according to claim 2, characterized in that said optical fiber connection line (31) and said cable connection line (32) are connected to said handle assembly (1) after extending out of the bifurcation of a collinear protective sheath (33), and the difference between the length of said cable connection line (32) from one end to said bifurcation and the length of said optical fiber connection line (31) from one end to said bifurcation is larger than the distance between said light source interface (11) and said power source interface (12).

4. An easily detachable disposable electronic endoscope according to claim 1, characterized in that a light source conducting member (111) is provided in said light source interface (11), said light source conducting member (111) is disposed corresponding to a fiber head (311) of one end of said optical fiber connecting wire (31), a first screw member (312) is provided outside said fiber head (311), said light source interface (11) is provided with a second screw member (112) which is screw-engaged with said first screw member (312).

5. The disposable electronic endoscope easy to assemble and disassemble according to claim 4, wherein the first screw member (312) comprises a hand-held portion and a screw-connection portion, the screw-connection portion is a hollow structure and is provided with an internal thread, the optical fiber head (311) is arranged in the cavity of the screw-connection portion, the second screw member (112) is a hollow member with an external thread, and the light source conducting member (111) is arranged in the second screw member (112).

6. An easily detachable disposable electronic endoscope according to claim 5, characterized in that a clamping groove is arranged outside the second screw member (112), a clamping member (113) is arranged on the light source interface (11), and the clamping groove is matched with the clamping member (113) in a clamping way.

7. An easily detachable disposable electronic endoscope according to claim 1, characterized in that, one end of the cable connecting wire (32) is an electric plug (321), the electric plug (321) matches with the electric plug slot (121) in the power interface (12), and the electric plug (321) is externally provided with a plug protection shell (323).