Double-channel structure for endoscope and electronic thoracic cavity endoscope

Abstract

The utility model relates to the technical field of medical instruments, and particularly discloses a double-channel structure for an endoscope and an electronic thoracic cavity endoscope, which are provided with an instrument channel and a suction channel which are mutually independent, so that the suction amount is not influenced when the double-channel structure is put into the instrument, mucus is sucked, diagnosis and treatment are carried out simultaneously, the time required by an operation is shortened, and the operation efficiency is improved. Pain borne by a patient is relieved, and accuracy and safety of an operation are effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical instrument technical field, concretely relates to a double channel structure for endoscope and electronic thoracic cavity endoscope. BACKGROUND

[0002] Medical thoracic cavity endoscope is used for thoracic surgery, and by opening a small hole on the chest wall, the relatively thin and long insertion end of the thoracic cavity endoscope is inserted into the thoracic cavity, so that the image in the thoracic cavity can be transmitted out, and special instruments can be used for operation, and the medical thoracic cavity endoscope is mainly used for diagnosis of pleural effusion, diagnosis and treatment of tuberculous pleural effusion, treatment of empyema, etc. However, during the thoracoscope operation, especially during the single-hole thoracoscope or single-operation-hole thoracoscope operation, the endoscope instrument and the mirror tube often interfere with each other, which affects the operation, and when the instrument is lowered, the suction amount is insufficient, and the suction of mucus, diagnosis and treatment cannot be performed simultaneously, so it is necessary to improve. SUMMARY

[0003] To solve the above technical problems, the utility model provides a double channel structure for endoscope and electronic thoracic cavity endoscope, which has independent suction channels and instrument channels, so that the instrument can be lowered without affecting the suction amount, the suction of mucus, diagnosis and treatment can be performed simultaneously, the required operation time is shortened, the pain of the patient is reduced, and the accuracy and safety of the operation are effectively improved.

[0004] To solve the above problems, the utility model adopts the following technical scheme:

[0005] In a first aspect, the utility model provides a double channel structure for endoscope, which comprises an instrument channel, a suction channel and a tip head.

[0006] The instrument channel is used for inserting medical auxiliary instruments.

[0007] The suction channel is used for sucking mucus, dirt and gas, and the suction channel is configured to be independent of the instrument channel.

[0008] The tip head has an outlet and an inlet.

[0009] The first end of the instrument channel is configured to be connected with the outlet, and the last end of the instrument channel is configured with an instrument access pipe.

[0010] The first end of the suction channel is configured to be connected with the inlet, and the last end of the suction channel is configured with a negative pressure connection pipe.

[0011] In the double channel structure for endoscope provided by at least one embodiment of the disclosure, the instrument access pipe is vertically arranged.

[0012] The instrument channel is at least partially vertically arranged and coaxially connected with the instrument access pipe.

[0013] In the double-channel structure for endoscope provided by at least one embodiment of the present disclosure, a first insertion end matched with the outlet is arranged at the first end of the instrument channel.

[0014] The first insertion end is inserted into the outlet, and the instrument channel is connected with the outlet through the first insertion end.

[0015] In the double-channel structure for endoscope provided by at least one embodiment of the present disclosure, a second insertion end matched with the inlet is arranged at the first end of the suction channel.

[0016] The second insertion end is inserted into the inlet, and the suction channel is connected with the inlet through the second insertion end.

[0017] In the double-channel structure for endoscope provided by at least one embodiment of the present disclosure, a first compression nut is arranged between the instrument channel and the instrument access tube, and the instrument channel and the instrument access tube are fixedly connected through the first compression nut.

[0018] In the double-channel structure for endoscope provided by at least one embodiment of the present disclosure, a second compression nut is arranged between the suction channel and the negative pressure connection tube, and the suction channel and the negative pressure connection tube are fixedly connected through the second compression nut.

[0019] In a second aspect, the utility model provides a kind of electronic thoracoscope, comprising the double-channel structure for endoscope described above.

[0020] In the electronic thoracoscope provided by at least one embodiment of the present disclosure, an operating part, a holding part, an insertion part and a connector are included.

[0021] A hard part is arranged at one end of the insertion part close to the holding part, and a curved part is arranged at one end of the insertion part away from the holding part.

[0022] The beneficial effects of the utility model are as follows: the independent instrument channel and suction channel do not affect the suction amount when instruments are inserted, and the suction of mucus, diagnosis and treatment can be performed simultaneously, which shortens the required time for surgery, reduces the pain suffered by patients, and effectively improves the accuracy and safety of surgery. BRIEF DESCRIPTION OF DRAWINGS

[0023] In order to more clearly illustrate the technical solutions in the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiment description. Obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings can be obtained by those skilled in the art without creative labor.

[0024] Figure 1The utility model provides an overall structure schematic diagram of electronic thoracic cavity endoscope.

[0025] Figure 2 It is structure schematic diagram for insertion part.

[0026] Figure 3 It is structure schematic diagram for insertion part after removing leather sheath.

[0027] Figure 4 It is solid exploded view for hard part.

[0028] Figure 5 It is solid exploded view for curved part.

[0029] Figure 6 It is schematic diagram for instrument channel and suction channel.

[0030] Figure 7 It is partial sectional view of electronic thoracic cavity endoscope provided by the utility model.

[0031] Figure 8 It is structure schematic diagram for tip head shell.

[0032] In the figure:

[0033] 1, operating part, 11, angle handle, 12, angle lock, 13, instrument access pipe, 14, negative pressure connecting pipe, 15, button,

[0034] 2, holding part,

[0035] 3, insertion part, 31, hard part, 32, curved part, 311, leather sheath, 312, stainless steel insertion pipe, 313, snake bone connecting ring, 321, curved rubber, 322, net cover, 323, tip head base, 324, tip head shell, 325, snake bone, 326, camera system, 327, instrument channel, 328, suction channel, 3241, outlet, 3242, inlet, 3243, positioning port, 3271, first insertion end, 3281, second insertion end.

[0036] 4, joint, 41, side out lead, 42, electrical joint. DETAILED DESCRIPTION

[0037] The technical solutions in the embodiments will be clearly and completely described below with reference to the accompanying drawings in the embodiments. Obviously, the described embodiments are only part of the embodiments, not all embodiments.

[0038] In order to solve the problem of insufficient suction amount when the instrument is under the thoracoscope, the suction of mucus, diagnosis and treatment cannot be carried out simultaneously, a double-channel structure for the endoscope is designed, which has an instrument channel and a suction channel which are independent of each other, so that the suction amount is not affected when the instrument is under the thoracoscope, the suction of mucus, diagnosis and treatment can be carried out simultaneously, the required operation time is shortened, the pain suffered by the patient is reduced, and the accuracy and safety of the operation are effectively improved.

[0039] The final purpose of the utility model is to design a double-channel electronic thoracoscope.

[0040] As shown in Figure 1 and Figure 7 , the double-channel electronic thoracoscope mainly comprises an operation part 1, a holding part 2, an insertion part 3, a joint 4, an instrument channel 327 and a suction channel 328. The operation part 1 is arranged above the holding part 2 and is fixedly connected with the holding part 2. The holding part 2 is arranged above the insertion part 3 and is fixedly connected with the insertion part 3. The joint 4 is arranged on one side of the operation part 1 and is fixedly connected with the operation part 1.

[0041] As shown in Figure 1 , the operation part 1 of the embodiment comprises an angle handle 11, an angle lock 12, an instrument access pipe 13, a negative pressure connecting pipe 14 and a button 15.

[0042] As shown in Figure 1 , the insertion part 3 of the embodiment comprises a hard part 31 and a curved part 32. The hard part 31 is arranged above the curved part 32.

[0043] The vertical part of the instrument channel 327 is coaxially connected with the instrument access pipe 13, so that the central axis of the vertical part of the instrument channel 327 coincides with the central axis of the instrument access pipe 13. The front end of the instrument channel 327 adopts a vertical structure, which is convenient for inserting and operating auxiliary instruments.

[0044] As shown in Figure 1 , the joint 4 of the embodiment comprises a side-out lead 41 and an electrical joint 42. The side-out lead 41 is fixedly connected with the operation part 1, and the electrical joint 42 is fixedly connected with the side-out lead 41.

[0045] As shown in Figures 2 to 4 , the hard part 31 of the embodiment comprises a stainless steel insertion pipe 312, a leather sheath 311 and a snake bone connecting ring 313. The leather sheath 311 is sleeved with the stainless steel insertion pipe 312 and closely adheres to the stainless steel insertion pipe 312. The stainless steel insertion pipe 312 is fixedly connected with the snake bone connecting ring 313 and is arranged below the stainless steel insertion pipe 312.

[0046] As shown in Figure 5The bending part 32 of the present embodiment comprises a bending rubber 321, a net cover 322, a tip base 323, a tip shell 324, a snake bone 325 and a camera system 326.

[0047] The bending rubber 321 is attached to the outer surface of the net cover 322, and the net cover 322 is attached to the outer surface of the snake bone 325. One end of the snake bone 325 is fixedly connected with the snake bone connecting ring 313, and the other end is fixedly connected with the tip base 323.

[0048] As shown in Figure 1 , Figure 6 and Figure 7 , the instrument channel 327 and the suction channel 328 are arranged inside the electronic thoracoscope.

[0049] The instrument access tube 13 is fixedly connected with the instrument channel 327 by a compression nut. Similarly, the negative pressure connection tube 14 is fixedly connected with the suction channel 328 by a compression nut.

[0050] One end of the steel wire traction rope is connected with the angle hub on the operating part 1, and the other end is fixedly connected with the snake bone 325. By adjusting the angle handle 11, the snake bone 325 can be driven to bend in a specified direction. By adjusting the angle lock 12, the bent snake bone 325 can be fixed.

[0051] As shown in Figure 8 , the tip base 323 and the tip shell 324 are each provided with an outlet 3241, an inlet 3242 and a positioning port 3243.

[0052] The first end 3271 of the instrument channel 327 is provided at the leading end and is matched with the outlet 3241. The first end 3271 is inserted into the outlet 3241, and the instrument channel 327 is connected with the outlet 3241 through the first end 3271.

[0053] The second end 3281 of the suction channel 328 is provided at the leading end and is matched with the inlet 3242. The second end 3281 is inserted into the inlet 3242, and the suction channel 328 is connected with the inlet 3242 through the second end 3281.

[0054] The camera system 326 is fixed with the tip base 323 and the tip shell 324 through the positioning port 3243.

[0055] Although the embodiments of the present application have been shown and described above, the protection scope of the present application is not limited thereto, and any change or replacement not thought through with creative labor should be covered within the protection scope of the present application; unless explicitly stated, any element, action or instruction used in the present application should not be interpreted as critical or necessary.

Claims

1. A double channel structure for an endoscope, characterized by comprising: The utility model relates to a double-channel structure of endoscope, comprising: an instrument channel for passing medical auxiliary instruments; an aspiration channel for aspirating mucus, dirt and gas, the aspiration channel being configured to be independent of the instrument channel; and a tip head having an outlet and an inlet; wherein the leading end of the instrument channel is configured to be connected with the outlet, and the trailing end of the instrument channel is configured with an instrument access pipe; wherein the leading end of the aspiration channel is configured to be connected with the inlet, and the trailing end of the aspiration channel is configured with a negative pressure connection pipe.

2. The double channel structure for an endoscope according to claim 1, wherein The instrument access pipe is vertically arranged. The instrument channel is at least partially vertically arranged and coaxially connected with the instrument access pipe.

3. The double channel structure for an endoscope according to claim 1, wherein The leading end of the instrument channel is provided with a first insertion end matched with the outlet. The first insertion end is inserted into the outlet, and the instrument channel is connected with the outlet through the first insertion end.

4. The double channel structure for an endoscope according to claim 3, wherein The leading end of the aspiration channel is provided with a second insertion end matched with the inlet. The second insertion end is inserted into the inlet, and the aspiration channel is connected with the inlet through the second insertion end.

5. The double channel structure for an endoscope according to claim 4, wherein A first compression nut is arranged between the instrument channel and the instrument access pipe, and the instrument channel and the instrument access pipe are fixedly connected through the first compression nut.

6. The double channel structure for an endoscope according to claim 5, wherein A second compression nut is arranged between the aspiration channel and the negative pressure connection pipe, and the aspiration channel and the negative pressure connection pipe are fixedly connected through the second compression nut.

7. An electronic thoracoscope, characterized by The utility model relates to a double-channel structure of endoscope, comprising:

8. An electronic thoracoscope according to claim 7, wherein, an instrument channel for passing medical auxiliary instruments; an aspiration channel for aspirating mucus, dirt and gas, the aspiration channel being configured to be independent of the instrument channel; and a tip head having an outlet and an inlet; wherein the leading end of the instrument channel is configured to be connected with the outlet, and the trailing end of the instrument channel is configured with an instrument access pipe; wherein the leading end of the aspiration channel is configured to be connected with the inlet, and the trailing end of the aspiration channel is configured with a negative pressure connection pipe. The instrument access pipe is vertically arranged. The instrument channel is at least partially vertically arranged and coaxially connected with the instrument access pipe. The leading end of the instrument channel is provided with a first insertion end matched with the outlet. The first insertion end is inserted into the outlet, and the instrument channel is connected with the outlet through the first insertion end. The leading end of the aspiration channel is provided with a second insertion end matched with the inlet. The second insertion end is inserted into the inlet, and the aspiration channel is connected with the inlet through the second insertion end. A first compression nut is arranged between the instrument channel and the instrument access pipe, and the instrument channel and the instrument access pipe are fixedly connected through the first compression nut. A second compression nut is arranged between the aspiration channel and the negative pressure connection pipe, and the aspiration channel and the negative pressure connection pipe are fixedly connected through the second compression nut. The utility model relates to a double-channel structure of endoscope, comprising: an instrument channel for passing medical auxiliary instruments; an aspiration channel for aspirating mucus, dirt and gas, the aspiration channel being configured to be independent of the instrument channel; and a tip head having an outlet and an inlet; wherein the leading end of the instrument channel is configured to be connected with the outlet, and the trailing end of the instrument channel is configured with an instrument access pipe; wherein the leading end of the aspiration channel is configured to be connected with the inlet, and the trailing end of the aspiration channel is configured with a negative pressure connection pipe. The instrument access pipe is vertically arranged. The instrument channel is at least partially vertically arranged and coaxially connected with the instrument access pipe. The leading end of the instrument channel is provided with a first insertion end matched with the outlet. The first insertion end is inserted into the outlet, and the instrument channel is connected with the outlet through the first insertion end. The leading end of the aspiration channel is provided with a second insertion end matched with the inlet. The second insertion end is inserted into the inlet, and the aspiration channel is connected with the inlet through the second insertion end. A first compression nut is arranged between the instrument channel and the instrument access pipe, and the instrument channel and the instrument access pipe are fixedly connected through the first compression nut. A second compression nut is arranged between the aspiration channel and the negative

Images