CN220045847U - Endoscope system - Google Patents

Abstract

The utility model provides an endoscope system, which comprises a puncture needle, a Y-shaped joint and an endoscope; the puncture needle is rotated into the Y-shaped joint through the internal thread in the Y-shaped joint, so that the puncture needle is fixed in the Y-shaped joint. The endoscope comprises a cannula, a light source input end, a holding part and an output end, wherein the cannula is provided with a lens and a tube part, and the lens is arranged at the front end of the tube part and is used for capturing a plurality of images; the light source input end is used for inputting a light source and transmitting the light source into the pipe part; the holding part is communicated with the light source input end; the output end is used for outputting the image; the cannula passes through the Y-shaped connector and through the puncture needle, so that the endoscope is connected to the Y-shaped connector. Therefore, the endoscope system of the utility model replaces the working sheath by the disposable puncture needle, and the cannula can be directly injected after being arranged in the puncture needle for positioning, so that the generated wound is smaller and the recovery period can be shortened.

Description

Endoscope system

Technical Field

The present utility model relates to an endoscope system, and more particularly, to an endoscope system in which an endoscope is used in combination with a puncture needle and can be directly injected with a medicament after the endoscope is positioned.

Background

The endoscope for medical use and accessories thereof can enter the human body through various pipelines to observe the interior of the human body or be used as surgical instruments, and can be widely applied to digestive systems such as throat, stomach, intestines, gall bladder and the like of the human body and urinary systems. In the existing endoscope detection, a lens is installed at one end of a flexible pipeline, or a hard tube endoscope is used, different endoscopes are matched with various different types of endoscope lenses, when the endoscope is used, the insertion tube of the endoscope is inserted into a body, a light source is led to the front of the insertion tube and is observed through the lens, and data are transmitted back to observers and related electronic instruments so as to be beneficial to diagnosis and treatment of doctors. However, when using a hard tube endoscope, the endoscope tube is extended into the human body to find the disease source of the human body, and the position of the disease source to be injected is required to be fixed before the injection is seen, but the displacement problem may occur in such a way.

Secondly, the endoscope and the working device are arranged in the working sheath in the market, and if the injection is required, the needle head needs to be additionally arranged in the working pipeline, so that the time and the labor are wasted. Because the working sheath is large in size, a large opening is also needed to be formed in the skin and matched with the puncture cannula, the suture is needed after the operation, and the recovery period is long. Thus, there is a need for an endoscope incorporating an injection needle that overcomes the above-described problems.

In view of this, the present inventors have put into many developments in energy and spirit, and have made breakthroughs and innovations in the art, and have been able to solve the deficiencies of the prior art by means of novel techniques, and promote the development of industry in addition to bringing more improved products to society.

Disclosure of Invention

In view of the above-mentioned needs, an object of the present utility model is to provide an endoscope system, in which a disposable puncture needle is used to replace a working sheath, and a cannula of an endoscope is installed in the puncture needle, so that an injection site can be seen for direct injection without positioning when the endoscope is used; the wound made by the method is smaller, and the recovery period can be shortened without additional treatment after operation. In addition, the disposable puncture needle can save the trouble of repeated use and sterilization, and can reduce the infection risk.

In order to achieve the above objects, the present utility model provides an endoscope system, which comprises a puncture needle, a Y-shaped connector and an endoscope; the puncture needle is provided with a puncture end, a tubular part, a seat body and a connecting part, wherein the seat body is communicated with the tubular part and the connecting part, and the puncture end is positioned at the front end of the tubular part. And the Y-shaped connector is provided with a first rotating part, a second rotating part and a Y-shaped pipe body, the Y-shaped pipe body comprises a first branch and a second branch, the first branch is communicated with the second branch, the first rotating part and the second rotating part are oppositely arranged at two ends of the first branch, and the puncture needle can be screwed into a protruding block of the first rotating part along an internal thread of the first rotating part through a penetrating opening on a connecting part of the puncture needle. Furthermore, the endoscope comprises a cannula, a light source input end, a holding part and an output end; the cannula is provided with a lens and a tube part, the lens is arranged at the front end of the tube part and is used for capturing a plurality of images, and the cannula is a hose or a hard tube; the light source input end is used for inputting a light source and transmitting the light source into the pipe part; the holding part is communicated with the light source input end; the output end is arranged at one side of the holding part and communicated with the holding part. In addition, the cannula enters from an interface of the second rotating part, the cannula passes through the first branch of the Y-shaped joint, passes through the first rotating part and passes through the connecting part, the seat body and the tubular part of the puncture needle, and the lens of the cannula extends out from the puncture end.

In the endoscope system of the present utility model, the first rotating portion has a first sealing ring, so that when the first rotating portion is screwed, the first sealing ring is pressed to force the inner diameter of the first sealing ring to be reduced so as to tightly seal the tube portion of the endoscope; the second rotating part is provided with a second sealing ring, and when the second rotating part is screwed, the second sealing ring is pressed to force the inner diameter of the second rotating part to be reduced so as to tightly close the pipe part of the endoscope.

In the endoscope system of the present utility model, the puncture tip of the puncture needle is a plane, an inclined plane, a conical surface, a blunt conical surface, a circular arc shape or a conical surface.

In the endoscope system of the present utility model, the endoscope further includes a switching mechanism, the switching mechanism is connected to the output end, the switching mechanism is an optical fiber light collecting structure, an image transmission switching mechanism or a power source required by an LED light source, and the switching mechanism includes a wireless transmission module or a conventional wire transmission.

In the endoscope system of the present utility model, the second branch has an injection port for injecting a medicament from the injection port, so that the medicament is injected and then passes through the first rotating portion and is distributed between the puncture needle and the tube portion.

In the endoscope system of the present utility model, the puncture needle further comprises an optical member disposed in front of the lens.

In the endoscope system of the present utility model, the optical member has a hollow rounded triangle structure composed of a parallel plate and a semi-cylinder with an inclined plane.

In the endoscope system of the present utility model, the optical member is a solid rounded triangle structure, the inclined surface portion of the solid rounded triangle structure has a stepped processing plane, the stepped processing plane is partially or completely distributed on the inclined surface portion, and the stepped processing plane may be a micro-scale structure or a nano-scale structure.

In the endoscope system of the present utility model, the output end is respectively connected with an output device, an image reading device and an image processing device, the output device comprises a communication device, a control device and a display device, the communication device is coupled with the lens and is used for transmitting the plurality of images captured by the lens; the control device is in communication connection with the communication device and is used for receiving the plurality of images sent by the communication device and processing the plurality of images; the display device is coupled with the control device and used for receiving and displaying the processed plurality of images.

In the endoscope system of the present utility model, the output end is connected to the output device by wireless connection, and the wireless connection includes connection in a bluetooth, zigBee, wi-Fi or RF manner.

In view of the foregoing, and in order that the utility model may be further understood, a preferred embodiment is disclosed, and the following detailed description of the utility model and its advantages will be presented with reference to the drawings and figures.

Drawings

FIG. 1a is a schematic view of a lancet of the present utility model;

FIG. 1b is a schematic view of a Y-connector according to the present utility model;

FIG. 1c is a schematic view of another view of a Y-connector of the present utility model;

FIG. 1d is a schematic view of the connection of the puncture needle with the Y-connector of the present utility model;

FIG. 1e is a schematic view of the connection of the needle, Y-connector and endoscope of the present utility model;

FIG. 2 is a schematic structural diagram of embodiment 1 of the present utility model;

FIG. 3 is a schematic cross-sectional view of the structure of embodiment 1 of the present utility model;

FIG. 4 is a schematic structural diagram of embodiment 2 of the present utility model;

FIG. 5 is a schematic cross-sectional view of a structure of an embodiment 2 of the present utility model;

FIG. 6 is a schematic cross-sectional view of a structure of embodiment 3 of the present utility model;

FIG. 7a is a schematic view of a solid portion of the present utility model;

FIG. 7b is a schematic view showing the combination of the solid portion with the needle, Y-connector and the present utility model;

fig. 8a is an enlarged side perspective view of a of fig. 2.

Fig. 8b is another enlarged side perspective view of a of fig. 2.

Fig. 8c is a further enlarged side perspective view of fig. 2 a.

Fig. 8d is a further enlarged side perspective view of fig. 2 a.

Fig. 9a to 9c are schematic views of different forms of the optical fiber beam surrounding the lens according to the present utility model.

Fig. 10 is an enlarged partial cross-sectional view of the injection needle of the present utility model.

Fig. 11 is a schematic view of an endoscope of the present utility model.

Reference numerals illustrate: 1-an endoscope system; 10-puncture needle; 101-solid part; 11-piercing end; 12-a tubular portion; 13-a base; 14-connecting part; 141-a through-penetration; a 20-Y type joint; 21-a first rotating part; 211-internal threads; 212-a bump; 213-a first sealing ring; 22-a second rotating part; 221-interface; 222-a second sealing ring; 23-Y-shaped pipe body; 231-first branch; 232-a second branch; 2321-an injection interface; 2322-an agent; 30-an endoscope; 31-intubation; 311-lens; 312-tube portion; 313—an optical member; 314—a first side; 32-a light source input; 321-a light source; 33-a grip; 34-an output; 341-output means; 3411-communication means; 3412-control means; 3413-display device; 342-image reading means; 343-an image processing device; 3431-a signal amplifier; 3432-a noise remover; 35-switching mechanism.

Detailed Description

Other advantages and effects of the present utility model will become apparent to those skilled in the art from the present disclosure, when the following description of the embodiments is taken in conjunction with the accompanying drawings. In addition, the utility model may be practiced or carried out in other embodiments and modifications without departing from the spirit thereof.

Referring to fig. 1a to 3, fig. 1a is a schematic view of a puncture needle according to the present utility model; FIG. 1b is a schematic view of a Y-connector according to the present utility model; FIG. 1c is a schematic view of another view of a Y-connector of the present utility model; FIG. 1d is a schematic view of the connection of the puncture needle with the Y-connector of the present utility model; FIG. 1e is a schematic view of the connection of the needle, Y-connector and endoscope of the present utility model; FIG. 2 is a schematic structural diagram of embodiment 1 of the present utility model; fig. 3 is a schematic cross-sectional view of the structure of embodiment 1 of the present utility model.

As shown in fig. 1a to 3, the present utility model relates to an endoscope system 1, which comprises a puncture needle 10, a Y-shaped connector 20 and an endoscope 30; the puncture needle 10 has a puncture end 11, a tubular portion 12, a base 13 and a connecting portion 14, wherein the base 13 is in communication with the tubular portion 12 and the connecting portion 14, and the puncture end 11 is located at the front end of the tubular portion 12. In addition, the outer diameter of the puncture needle 10 is 1.2 to 2.5 mm stainless steel tube, and the front end of the puncture needle 10 is provided with a puncture end 11, the style of the puncture end 11 can be changed according to the requirement of the user, in this embodiment, the puncture end 11 is a plane, an inclined plane, a conical plane, a blunt conical plane, a circular arc or a conical plane, the puncture end 11 can be used as a needle head for puncturing, the length of the puncture needle 10 is 40 to 450 mm, preferably 60 to 300 mm, the puncture needle 10 is a disposable injection needle, the steps of sterilizing can be omitted, and the infection risk can be reduced. Next, the Y-shaped joint has a first rotating portion 21, a second rotating portion 22 and a Y-shaped tube 23, the Y-shaped tube 23 includes a first branch 231 and a second branch 232, the first branch 231 is communicated with the second branch 232, the first rotating portion 21 and the second rotating portion 22 are oppositely disposed at two ends of the first branch 231, and the piercing needle 10 is screwed onto a protruding block 212 of the first rotating portion 21 along an internal thread 211 of the first rotating portion 21 through a penetrating opening 141 of the connecting portion 14 of the piercing needle 10.

Furthermore, the endoscope 30 comprises a cannula 31, a light source input end 32, a holding part 33 and an output end 34; the cannula 31 has a lens 311 and a tube 312, the lens 311 is disposed at the front end of the tube 312 for capturing a plurality of images, and the cannula 31 is a tube; wherein the cannula 31 may be movably or fixedly coupled to the inside of the needle 10. The light source input end 32 is used for inputting a light source and transmitting the light source into the tube portion 312, the light source can be an optical fiber light beam or an LED light source, when the light source is an LED light source, the light source is located at the front end of the tube portion 312, and an LED power line is arranged in the tube portion 312; in this embodiment, the light source is the fiber light beam, and the light source input end 32 is used for inputting the fiber light beam and transmitting the fiber light beam into the cannula 31. The holding part 33 is communicated with the light source input end 32; the output end 34 is disposed at one side of the holding portion 33 and is in communication with the holding portion 33. In addition, the cannula 31 enters from a connector 221 of the second rotating part 22, the cannula 31 passes through the first branch 231 of the Y-shaped connector 20, passes through the first rotating part 21 and passes through the connecting part 14, the base 13 and the tubular part 12 of the puncture needle 10, and the lens 311 of the cannula 31 protrudes from the puncture end 11. In addition, the second branch 232 has an injection port 2321 for injecting a medicament from the injection port 2321, the medicament being distributed between the puncture needle 10 and the tube 312 through the first rotating portion 21 after being injected.

As shown in fig. 3, the first rotating part 21 has a first sealing ring 213, and when the first rotating part 21 is screwed, the first sealing ring 213 is pressed to reduce the inner diameter thereof so as to tightly seal the tube 312 of the endoscope 30; the second rotating part 22 has a second sealing ring 222, and when the second rotating part 22 is screwed, the second sealing ring 222 is pressed to reduce the inner diameter so as to tightly seal the tube part 312 of the endoscope 30.

Referring to fig. 4 and 5, fig. 4 is a schematic structural diagram of embodiment 2 of the present utility model; and FIG. 5 is a schematic cross-sectional view of the structure of embodiment 2 of the present utility model.

As shown in fig. 4 and 5, the endoscope system of embodiment 2 of the present utility model is substantially the same as embodiment 1, except that the cannula 31 of the endoscope 30 of embodiment 1 is a flexible tube, and the cannula 31 of the endoscope 30 of embodiment 2 is a rigid tube. The cannula 31 of the endoscope 30 is inserted through the interface 221 of the second rotating portion 22, the cannula 31 passes through the first branch 231 of the Y-shaped connector 20, passes through the first rotating portion 21 and passes through the connecting portion 14, the base 13 and the tubular portion 12 of the puncture needle 10, and the lens 311 of the cannula 31 protrudes from the puncture end 11. Next, the first rotating part 21 has the first sealing ring 213, so as to tightly seal the tube 312 of the endoscope 30; the second rotating part 22 has the second sealing ring 222, which can tightly seal the tube part 312 of the endoscope 30; medicament may be injected from the injection port 2321 of the second branch 232 so that medicament may be distributed within the needle 10.

Referring to fig. 6, fig. 6 is a schematic cross-sectional view of an embodiment 3 of the present utility model.

As shown in fig. 6; the endoscope 30 further comprises a switching mechanism 35, the switching mechanism 35 is connected with the output end 34, the switching mechanism 35 is an optical fiber light collecting structure, an image transmission switching mechanism or a power supply required by an LED light source, and the switching mechanism comprises a wireless transmission module or a traditional line transmission.

Referring to fig. 7a and 7b, fig. 7a is a schematic view of a solid portion of the present utility model; fig. 7b is a schematic diagram showing the combination of the solid portion with the puncture needle, the Y-connector and the present utility model.

As shown in fig. 7a and 7b, the puncture needle 10 further comprises a solid portion 101, wherein the solid portion 101 is movably disposed in the Y-shaped connector 20 and the puncture needle 10 before the puncture needle 10 is used, and the solid portion 101 can prevent the tissue from entering the puncture needle 10. When the puncture needle 10 is used, the solid portion 101 can be removed. Then, the first rotating portion 21 and the second rotating portion 22 of the Y-shaped connector 20 are screwed tightly, so that the inner diameters of the first sealing ring 213 and the second sealing ring 22 are compressed to be reduced, the tube portion 312 of the endoscope 30 is tightly closed, and then the injection port 2321 of the second branch 232 is used for injecting the medicament, so that the medicament can be distributed in the puncture needle 10.

Referring to fig. 8a to 8d, fig. 8a is an enlarged side perspective view of fig. 2 a; FIG. 8b is another enlarged side perspective view of A in FIG. 2; FIG. 8c is a further enlarged side perspective view of FIG. 2A; and FIG. 8d is a further enlarged side perspective view of FIG. 2A

As shown in fig. 8a, the lens 311 is disposed at the front end of the tube portion 312 of the cannula 31 for capturing a plurality of images; the lens 311 may be a CCD (Charge Coupled Device, photo-sensitive coupling device) lens or a CMOS (Complementary Metal-Oxide Semiconductor, complementary metal oxide semiconductor) lens. As shown in fig. 8b, the structures of fig. 8b and 8a are substantially the same, except that: the puncture needle 10 of fig. 8b further includes an optical member 313, wherein the optical member 313 is disposed in front of the lens 311, and the optical member 313 has a hollow rounded triangle structure formed by a parallel plate and a beveled half cylinder, and the optical member 313 can be a glass or an optical plastic, and the optical plastic can avoid the problem of optical refraction of the image captured by the lens 311. As shown in fig. 8c, fig. 8c is substantially identical to the structure of fig. 8b, except that: the optical member 313 of fig. 8c is a solid rounded triangle structure, and the inclined surface portion of the solid rounded triangle structure has a stepped processing plane, which may be a micro-scale structure or a nano-scale structure, and the stepped processing plane may be partially distributed or completely distributed on the inclined surface portion according to the requirement of the user. As shown in fig. 8d, fig. 8d is substantially the same as the structure of fig. 8a, except that: in fig. 8d, the lens 311 is disposed above in fig. 8a, and in fig. 8d, the lens 311 is disposed below, and the front end of the cannula 31 is a first surface 314, and the first surface 314 is a circular arc or a conical surface to avoid optical refraction. Further, the lens 311 may be fixed in the cannula 31, or the lens 311 may be movably disposed in the cannula 31.

Referring to fig. 9a to 9b, fig. 9a to 9c are schematic views of different forms of the optical fiber beam surrounding the lens according to the present utility model.

As shown in fig. 9a and 9b, the light source (fiber beam) 321 partially surrounds the periphery of the lens 311; alternatively, as shown in fig. 9c, the light source 321 may be entirely surrounded by the periphery of the lens 311. Next, a chip surrounding the light source 321 is disposed in the lens 311, and the chip can be used to transmit the image to the output terminal 34.

Referring to fig. 10, fig. 10 is an enlarged partial cross-sectional view of the injection needle according to the present utility model.

As shown in fig. 2 and 10, the second branch 232 has the injection port 2321 for injecting a medicament 2322 from the injection port 2321, wherein the medicament 2322 is distributed between the puncture needle 10 and the light source 321 after the medicament 2322 is injected, and the puncture needle 10 encapsulates the medicament 2322 and the light source 321.

Referring to fig. 11, fig. 11 is a schematic diagram of an image output of the endoscope of the present utility model.

As shown in fig. 11, the output end 34 may be an eyepiece, or the output end 34 may be connected to an output device 341, an image reading device 342 and an image processing device 343; the image processing device 343 may include a signal amplifier 3431 or a noise remover 3432. The output device 341 includes a communication device 3411, a control device 3412, and a display device 3413, where the communication device 3411 is coupled to the lens 311 for sending the plurality of images captured by the lens 311; the control device 3412 is a CPU, and is communicatively connected to the communication device 3411, and configured to receive the plurality of images sent by the communication device 3411, process the plurality of images, and send the processed plurality of images to the display device 3413; the display device 3413 is coupled to the control device 3412 for receiving and displaying the processed plurality of images, and the physician can observe the body through the lens 311, send data back to the communication device 3411 for further image processing and display the result on the display device 3413 for diagnosis and treatment. In an embodiment, the output terminal 34 may be connected to the output device 341 through a wireless connection, which may include bluetooth, zigBee, wi-Fi, or RF, but the present utility model is not limited thereto. Next, the output device 341 may be a display screen, a portable electronic device or a VR glasses, and the doctor can watch the image captured by the lens by wearing the VR glasses, but the utility model is not limited thereto. Next, the image reading device 342 is coupled to the lens 311 for reading the plurality of images captured by the lens 311; the image processing device 343 can be used for processing the plurality of images read by the image reading device 342.

Claims (10)

1. An endoscope system, comprising:

the puncture needle is provided with a puncture end, a tubular part, a seat body and a connecting part, wherein the seat body is communicated with the tubular part and the connecting part, and the puncture end is positioned at the front end of the tubular part;

the Y-shaped connector is provided with a first rotating part, a second rotating part and a Y-shaped pipe body, the Y-shaped pipe body comprises a first branch and a second branch, the first branch is communicated with the second branch, the first rotating part and the second rotating part are oppositely arranged at two ends of the first branch, and the puncture needle can be screwed into a protruding block of the first rotating part along an internal thread of the first rotating part through a penetrating opening on the connecting part of the puncture needle; and

an endoscope, comprising:

a cannula having a lens and a tube portion, the lens being disposed at a front end of the tube portion for capturing a plurality of images, the cannula being a hose or a hard tube;

a light source input end for inputting a light source and transmitting the light source into the tube portion;

a holding part communicated with the light source input end; a kind of electronic device with high-pressure air-conditioning system

The output end is arranged at one end of the holding part and communicated with the holding part;

the cannula enters from an interface of the second rotating part, passes through the first branch of the Y-shaped joint, passes through the first rotating part and passes through the connecting part of the puncture needle, the seat body and the tubular part, and the lens of the cannula extends out from the puncture end.

2. The endoscope system of claim 1, wherein the first rotating portion has a first sealing ring for being compressed to force the inner diameter of the first sealing ring to be reduced when the first rotating portion is screwed so as to tighten the tube portion of the endoscope; the second rotating part is provided with a second sealing ring, and when the second rotating part is screwed, the second sealing ring is pressed to force the inner diameter of the second rotating part to be reduced so as to tightly close the pipe part of the endoscope.

3. The endoscope system of claim 1, wherein the piercing end of the piercing needle is a flat surface, a beveled surface, a tapered surface, a blunt tapered surface, a rounded or a conical surface.

4. The endoscope system of claim 1, wherein the endoscope further comprises a switching mechanism, the switching mechanism is connected to the output end, the switching mechanism is a fiber optic light collecting structure, an image transmission switching mechanism or a power source required by an LED light source, and the switching mechanism comprises a wireless transmission module or a conventional wire transmission.

5. The endoscope system of claim 1, wherein the second branch has an injection port for injecting a medicament from the injection port such that the medicament is distributed between the puncture needle and the tube portion through the first rotating portion after being injected.

6. The endoscope system of claim 1, wherein the needle further comprises an optical member disposed in front of the lens.

7. The endoscope system of claim 6, wherein the optical member is a hollow rounded-tip triangle structure composed of a parallel plate and a semi-cylinder with a bevel.

8. The endoscope system of claim 6, wherein the optical member is a solid rounded-tip triangle structure, the bevel portion of the solid rounded-tip triangle structure having a stepped processing plane, the stepped processing plane being partially or fully distributed over the bevel portion, the stepped processing plane being a micro-scale structure or a nano-scale structure.

9. The endoscope system according to claim 1, wherein the output end is respectively connected with an output device, an image reading device and an image processing device, the output device comprises a communication device, a control device and a display device, and the communication device is coupled with the lens and is used for transmitting the plurality of images captured by the lens; the control device is in communication connection with the communication device and is used for receiving the plurality of images sent by the communication device and processing the plurality of images; the display device is coupled with the control device and used for receiving and displaying the processed plurality of images.

10. The endoscope system of claim 9, wherein the output is connected to the output device by a wireless connection, the wireless connection comprising a bluetooth, zigBee, wi-Fi, or RF connection.