Puncture endoscope system

Abstract

Disclosed is a puncture endoscope system, comprising a display host (1), a control handle (2), and an automatic controller (3). One end of the control handle (2) is electrically connected to the display host (1), and the other end of the control handle (2) is connected to an adapter (4). One side of the adapter (4) is connected to a hose (10), the other end of the hose (10) is connected to the automatic controller (3), and one end of the adapter (4) is connected to a protective tube sleeve (41). The puncture endoscope system further comprises an insertion tube (6), a conical joint (7), a syringe (8), and a medium tube (5). The conical joint (7) is connected to an injection channel (71) and a communication port (72). The injection channel (71) is fixed in the insertion tube (6) by means of the conical joint (7). A needle of the syringe (8) passes through the injection channel (71) and is disposed in the insertion tube (6). One end of the protective tube sleeve (41) passes through the communication port (72) and is disposed in the insertion tube (6). The medium tube (5) is disposed in the protective tube sleeve (41), and the medium tube (5) extends into the insertion tube (6) along the protective tube sleeve (41).

Description

Puncture mirror system TECHNICAL FIELD

[0001] The present application relates to the technical field of endoscopy, in particular to a puncture mirror system for small animals. BACKGROUND

[0002] In the process of new drug development, candidate drugs must be comprehensively evaluated for acute, chronic, developmental and reproductive toxicity, and carcinogenicity before entering the clinical trial stage, to ensure the effectiveness and safety of the drug after administration to the human body. Generally, experiments are conducted by injecting into the rectum of small animals, and the experimental small animals need to be dissected to confirm the symptoms, and many small animals need to be euthanized, which brings animal ethics problems, so introducing endoscopy in animal experiments can effectively reduce the number of experimental small animals.

[0003] A kind of endoscope is disclosed in Chinese patent document CN201620875799.3, comprising a head end structure, a bending part connected to the head end structure, an insertion tube connected to the bending part, a handle connected to the insertion tube and a display screen on the handle, but when it is used for small animal experiments such as mice, one hand needs to control the head end to maintain precise operation of the head, and the other hand needs to hold the handle and watch the display screen on the handle. It cannot be done simultaneously for other instrument operations on small animals, and more operating personnel are needed, which increases the complexity and difficulty of work, lengthens the test time, and increases the risk of death of small animals after anesthesia, as the amount or frequency of anesthetic is increased. Therefore, this kind of endoscope cannot adapt well to small animal experiments and cannot meet the needs of researchers to independently and quickly conduct small animal experimental research.

[0004] An endoscope is described in another Chinese patent document CN202222182308.5, which is connected to a gas source or water source at any time through the setting of an external connecting piece, an internal connecting tube and a spray head, so as to achieve the purpose of washing the camera. However, during animal endoscopy surgery, blood and dirt may flow out of the affected area, and in order to maintain a clear field of view, the endoscope needs to continuously clean the camera through its water delivery channel. However, the control handle is heavy and the structure is complex, and multiple operators are needed to complete the operation, which is complex and inefficient. SUMMARY

[0005] The present application aims to provide a puncture mirror system that is small and delicate, easy to operate, fully functional and suitable for single-person independent operation, effectively improving research quality and work efficiency.

[0006] The technical solution adopted by the puncture mirror system disclosed in the present application is:

[0007] The puncture mirror system comprises a display host, a control handle and an automatic controller, one end of the control handle is electrically connected with the display host, an adapter is connected to the other end of the control handle, a hose is connected to one side of the adapter, the other end of the hose is connected with the automatic controller, a protective sleeve is connected to one end of the adapter, and the system further comprises an insertion tube, a taper joint, a syringe and a medium tube, the taper joint is connected with an injection channel and a communication port, the injection channel is fixed in the insertion tube through the taper joint, the needle of the syringe passes through the injection channel and is arranged in the insertion tube, one end of the protective sleeve passes through the communication port and is arranged in the insertion tube, and the medium tube is arranged in the protective sleeve and extends into the insertion tube along the protective sleeve.

[0008] As a preferred solution, a cannula is connected in communication with the injection channel, the cannula is provided with a lumen extending through its length direction, the needle of the syringe is arranged in the lumen through the injection channel, and the cannula is arranged in the insertion tube.

[0009] As a preferred solution, the adapter is provided with a receiving cavity, a through hole is arranged at one end of the inner wall of the receiving cavity, one end of the medium tube is arranged in the receiving cavity and communicates with the through hole, a clamping groove is arranged at the other end of the inner wall of the receiving cavity, the control handle is connected with an aviation joint, the aviation joint is arranged in the clamping groove to form a clamping connection, and the aviation joint is provided with an inner tube which is closed.

[0010] As a preferred solution, the adapter is provided with an air inlet interface which communicates with the receiving cavity, a luer joint is connected to the air inlet interface, one end of the luer joint communicates with the medium tube, the other end of the luer joint communicates with the hose, and the hose communicates with the automatic controller.

[0011] As a preferred solution, one end of the medium tube which extends into the lumen of the insertion tube is provided with a camera module and an illumination module, the camera module is connected with a transmission wire, the other end of the transmission wire passes through the aviation joint and is connected in data communication with the control handle and the display host, and the illumination module is connected with an optical fiber wire, the other end of the optical fiber wire passes through the aviation joint and is connected in data communication with the control handle and the display host.

[0012] As a preferred solution, the automatic controller comprises a rechargeable battery, a control board and a gas volume control switch, and the gas volume control switch can also be controlled by an automatic control metering mode.

[0013] As a preferred solution, the outer diameter of the head of the insertion tube is less than or equal to 1.9 mm.

[0014] As a preferred solution, the outer diameter of the insertion tube is less than or equal to 2.5 mm.

[0015] As a preferred solution, the length of the insertion tube is less than or equal to 150mm.

[0016] As a preferred solution, the size of the camera module is less than or equal to 1mm*1mm.

[0017] The puncture mirror system disclosed in the present application has the beneficial effects that the device is fixed on a small animal, the insertion tube is correctly inserted into the rectal part, the light source brightness and angle are adjusted by using the illumination control handle, the field of view is ensured to be clear, the real-time image is observed through the display host, and the puncture operation is performed after confirming that the position is accurate. When injecting a drug or a transgenic cell tissue, the needle on the syringe is inserted into the injection channel to perform injection, and air and water supply are integrated in the insertion tube. By pressing the automatic controller, the gas flow is adjusted to maintain appropriate pressure in the channel, which is used for the insertion tube to implement the functions of air and water supply or puncture injection in a space less than or equal to 2mm, thereby increasing the versatility and greatly reducing the damage to the small animal cavity, simplifying the operation process, improving the operation efficiency and safety, and the multipurpose design meets the characteristics of single independent operation, can carry out independent experiments in different fields, and effectively improves the scientific research quality and work efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0018] Fig. 1 is a structural schematic diagram of the puncture mirror system of the present application.

[0019] Fig. 2 is a partial structural exploded view of the puncture mirror system of the present application.

[0020] Fig. 3 is a structural schematic diagram of the inside of the insertion tube in the puncture mirror system of the present application.

[0021] Fig. 4 is an exploded structural schematic diagram of the adapter in the puncture mirror system of the present application. DETAILED DESCRIPTION

[0022] The present application will be further described and explained with reference to the specific embodiments and the accompanying drawings:

[0023] Please refer to figure 1 and figure 2, a puncture mirror system, including display host 1, control handle 2 and automatic controller 3, one end of the control handle 2 and display host 1 electric connection, the other end of the control handle 2 is connected with adapter 4, one side of the adapter 4 is connected with hose 10, the other end of the hose 10 and the automatic controller 3 are connected, one end of the adapter 4 is connected with protective sleeve 41, it also includes insertion tube 6, taper joint 7, syringe 8 and medium tube 5, the taper joint 7 is connected with injection channel 71 and communication port 72, the injection channel 71 is fixed in the insertion tube 6 through the taper joint 7, the needle of the syringe 8 passes through the injection channel 71 and is arranged in the insertion tube 6, one end of the protective sleeve 41 passes through the communication port 72 and is arranged in the insertion tube 6, the medium tube 5 is arranged in the protective sleeve 41, and the medium tube 5 extends into the insertion tube 6 along the protective sleeve 41.

[0024] Wherein, the display host 1 can display images and videos, has the functions of taking pictures, recording videos, freezing, viewing, etc., and the display host 1 can also be a computer working independently; the control handle 2 contains a light brightness display and control system, which can control the brightness of the lighting system; the injection channel 71 is fixed in the insertion tube 6 through the taper joint 7, which is used for drug or transgenic cell tissue injection, and the injection channel 71 can also be used as an instrument channel, and the puncture needle on the syringe 8 can also complete the puncture operation through the instrument channel, and the protective sleeve 41 wraps the medium tube 5, which can prevent the medium tube 5 from rubbing with other objects to generate a leak hole, and plays a certain protection role.

[0025] When using an endoscope to perform a puncture operation, first fix the device on a small animal to ensure that the insertion tube 6 is correctly placed in the rectal part; start the automatic controller 3, the medium tube 5 can be used to transport liquid or gas, when transporting gas, the gas flow can be adjusted to maintain appropriate pressure in the channel for operation, and the light source brightness and angle can also be adjusted using the control handle 2 to ensure clear vision; the puncture position is confirmed to be accurate by observing the real-time picture on the display host. When injecting drugs or transgenic cell tissues, the needle of the syringe 8 passes through the injection channel 71 and then operates. The overall structure is reasonable and the functions are comprehensive, and it is suitable for rectal puncture surgery of various small animals.

[0026] Referring to figures 2 to 4, the injection channel 71 is communicated with an outer sleeve 9, the outer sleeve 9 is provided with a lumen 91 penetrating along the length direction thereof, the needle of the syringe 8 is arranged in the lumen 91 through the injection channel 71, and the outer sleeve 9 is arranged in the insertion tube 6.

[0027] When the needle of the syringe 8 penetrates into the injection channel 71 and is arranged in the lumen 91 of the outer sleeve 9, the outer sleeve 9 can correctly guide the needle to move along the outer lumen 91, prevent the needle from piercing the wall of the adjacent medium tube 5, and enhance the practicality. When the syringe 8 is pressed, the needle of the syringe 8 directly penetrates into the small animal body through the insertion tube 6, and the operation efficiency is improved.

[0028] The adapter 4 is internally provided with a containing cavity 41, one end of the inner wall of the containing cavity 41 is provided with a through hole 411, one end of the medium tube 5 is arranged in the containing cavity 41 and communicates with the through hole 411, the other end of the inner wall of the containing cavity 41 is provided with a clamping groove 412, the control handle 2 is connected with an aviation joint 21, the aviation joint 21 is arranged in the clamping groove 412 to form a clamping connection, and the aviation joint 21 is provided with an inner tube.

[0029] The outer side of the adapter 4 is provided with an air inlet interface 413 which communicates with the containing cavity 41, the air inlet interface 413 is connected with a luer joint, one end of the luer joint communicates with the medium tube 5, the other end of the luer joint communicates with the hose 10, and the hose 10 communicates with the automatic controller 3.

[0030] The end of the medium tube 5 which extends into the inner cavity of the insertion tube 6 is provided with a camera module 61 and an illumination module 62, the camera module 61 is connected with a transmission wire, the other end of the transmission wire passes through the aviation joint 21 and is connected with the control handle 2 and the display host 1 in data, and the illumination module 62 is connected with an optical fiber wire, the other end of the optical fiber wire passes through the aviation joint 21 and is connected with the control handle 2 and the display host 1 in data.

[0031] As a preferred scheme, the automatic controller 3 comprises a charging battery, a control panel and a gas volume control switch, and the gas volume control switch can also be controlled in an automatic control metering mode.

[0032] The illumination module 62 is composed of LED lights, and a light fiber guide can also be used as a light source transmission path. The light source is transmitted to the camera through the light guide fiber to illuminate the inspection area. The camera can monitor and record the conditions inside the small animal and transmit them to the display host 1, facilitating the staff to operate and observe at the same time. The interface ends of the camera module 61 and the illumination module 62 are arranged in the accommodating cavity 41 and electrically connected with the aviation connector 21. One end of the accommodating cavity 41 is connected with the medium pipe 5. One end of the transmission wire and the optical fiber wire passes through the medium pipe 5 to supply power to the LED light and the camera, and the other end is electrically connected with the aviation connector 21. The inner pipe of the aviation connector 21 is closed and only the transmission wire and the optical fiber wire are connected to the display host 1. The water and gas connected with the accommodating cavity 41 cannot flow, which enhances the safety and practicality. The display brightness can be controlled through the control handle 2, which is convenient for personnel to operate.

[0033] The control handle 2 of the small animal rectal puncture mirror is connected with the adapter 4. The bottom of the adapter 4 is connected with a luer connector. The luer connector is connected with the hose 10 on the automatic controller 3 to form a complete gas-liquid flow channel for gas-liquid delivery function. The delivered gas-liquid is transmitted into the accommodating cavity 41 and then transmitted into the insertion pipe 6 through the medium pipe 5. During the puncture operation, the flow of gas and liquid in the insertion pipe 6 is ensured to flush the inside of the small animal. The inflation button on the automatic controller 3 is used to prevent the channel from being blocked by injecting gas into the medium pipe 5 to maintain the pressure. The suction button is used to complete the water delivery function by discharging the gas in the channel to make the water flow smoothly. The water delivery function delivers water into the cavity of the insertion pipe 6 to flush the tissue to remove blood, thereby improving the visibility of diagnosis and treatment. The device realizes the comprehensive management of gas, liquid and light source through various connection modes to ensure the efficiency and safety during the operation process.

[0034] The outer diameter of the head of the insertion pipe 6 is less than or equal to 1.9 mm. The outer diameter of the insertion pipe 6 is less than or equal to 2.5 mm. The length of the insertion pipe 6 is less than or equal to 150 mm. The size of the camera module 61 is less than or equal to 1 mm*1 mm.

[0035] The outer diameter of the head of the insertion pipe 6 is less than or equal to 1.9 mm, which is beneficial to the insertion of the insertion pipe 6 into the small animal for operation. The length of the insertion pipe 6 is less than or equal to 150 mm, and the shorter insertion pipe 6 can be accurately inserted into the small animal. The medium pipe 5 and the injection channel 71 are arranged in the insertion pipe 6 to implement the functions of gas delivery or puncture and drug injection, which is convenient and efficient, and greatly reduces the implementation time compared with the traditional method.

[0036] The puncture mirror system disclosed in the application fixes the device on a small animal, ensures that the insertion tube 6 is correctly inserted in the rectal part, starts the automatic controller 3, adjusts the gas flow to maintain the appropriate pressure in the channel, adjusts the light source brightness and angle using the illumination control handle 2 to ensure clear vision, observes the real-time picture through the image display host 1, and performs injection of drugs or transgenic cell tissues after confirming that the puncture position is accurate, performs injection through the needle inserted into the injection channel 71 on the syringe 8, and the insertion tube 6 integrates the air and water supply and puncture functions, the insertion tube 6 can implement the functions of air and water supply or puncture injection in a space less than or equal to 2mm, increases the versatility, greatly reduces the damage to the small animal cavity, simplifies the operation process, improves the operation efficiency and safety, the multipurpose design meets the characteristics of single independent operation, can carry out independent experiments in different fields, and effectively improves the scientific research quality and work efficiency.

[0037] Finally, it should be noted that the above examples are only used to illustrate the technical solutions of the present application, and are not limited to the scope of the present application. Although the present application has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present application can be modified or replaced by equivalents without departing from the essence and scope of the present application.

Claims

1. A puncture mirror system comprising a display host, a control handle and an automatic controller, one end of the control handle and the display host are electrically connected, the other end of the control handle is connected with an adapter, one side of the adapter is connected with a hose, the other end of the hose is connected with the automatic controller, one end of the adapter is connected with a protective sleeve, characterized in that, The insertion tube, the taper joint, the syringe and the medium tube are also included, the taper joint is connected with an injection channel and a communication port, the injection channel is fixed in the insertion tube through the taper joint, the needle of the syringe passes through the injection channel and is arranged in the insertion tube, one end of the protective sleeve is arranged in the insertion tube through the communication port, and the medium tube is arranged in the protective sleeve and extends into the insertion tube along the protective sleeve.

2. The punctal plug system of claim 1, wherein, The injection channel is communicated with a sheath tube, the sheath tube is provided with a lumen penetrating along the length direction thereof, the needle of the syringe is arranged in the lumen through the injection channel, and the sheath tube is arranged in the insertion tube.

3. The punctal plug system of claim 1, wherein the punctum plug is configured to be inserted into the punctum of the eye. The adapter is internally provided with a containing cavity, one end of the inner wall of the containing cavity is provided with a through hole, one end of the medium tube is arranged in the containing cavity and communicated with the through hole, the other end of the inner wall of the containing cavity is provided with a clamping groove, the control handle is connected with an aviation joint, the aviation joint is arranged in the clamping groove to form a clamping connection, and the aviation joint is provided with an inner tube.

4. The punctal plug system of claim 3, wherein the punctum plug is configured to be inserted into the punctum of the eye. The adapter is externally provided with an air inlet interface communicated with the containing cavity, the air inlet interface is connected with a luer joint, one end of the luer joint is communicated with the medium tube, the other end of the luer joint is communicated with the hose, and the hose is communicated with the automatic controller.

5. The punctal plug system of claim 3, wherein the punctal plug system is configured to be inserted into the punctum of the eye. The end of the medium tube extending into the lumen of the insertion tube is provided with a camera module and an illumination module, the camera module is connected with a transmission wire, the other end of the transmission wire passes through the aviation joint and is connected with the control handle and the display host in data mode, the illumination module is connected with an optical fiber wire, and the other end of the optical fiber wire passes through the aviation joint and is connected with the control handle and the display host in data mode.

6. The punctal plug system of claim 1, wherein, The automatic controller comprises a charging battery, a control board and a gas volume control switch, and the gas volume control switch can also be controlled in an automatic control metering mode.

7. The punctal plug system of claim 1, wherein, The outer diameter of the head of the insertion tube is less than or equal to 1.9 mm.

8. The punctal plug system of claim 1, wherein, The outer diameter of the insertion tube is less than or equal to 2.5 mm.

9. The punctal plug system of claim 1, wherein, The length of the insertion tube is less than or equal to 150 mm.

10. The punctal plug system of claim 5, wherein, The size of the camera module is less than or equal to 1 mm*1 mm. The size of the camera module is less than or equal to 1 mm*1 mm.

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