CN216963258U - Suction tube and surgical device - Google Patents

Abstract

The utility model relates to a medical appliance, and discloses a suction tube. Furthermore, the utility model relates to a surgical device comprising a suction tube. Including body (1), body (1) both ends are equipped with respectively or integrated into one piece has coupling subassembly (2) and first row cigarette structure (14), be equipped with on coupling subassembly (2) and discharge fume and connect (21), body (1) inside is equipped with row and takes out passageway (11), row takes out passageway (11) and link up the both ends of body (1), just the both ends of row taking out passageway (11) respectively with discharge fume and connect (21) and first row cigarette structure (14) intercommunication. The utility model can effectively discharge and eliminate smoke generated by energy instrument in operation under the condition of not taking out surgical instruments, thereby ensuring barrier-free implementation of the operation.

Description

Suction tube and surgical device

Technical Field

The utility model relates to a medical instrument, in particular to a suction tube. Furthermore, the utility model relates to a surgical device comprising a suction tube.

Background

Compared with the traditional operation, the laparoscopic operation is popular with patients, especially has small scars after the operation and meets aesthetic requirements, young patients are more acceptable, and the minimally invasive operation is the general trend and pursuit target of surgical development. Generally, most of the general surgical operations, laparoscopic ones, can be performed. In minimally invasive surgery, an endoscope is used by a surgeon to enable remote visualization and navigation within a body cavity inside a patient. They serve as the surgeon's eye when performing surgery, tissue processing, or diagnostic investigations.

At present, most energy instruments adopt heat energy or mechanical energy of high-speed and low-frequency oscillation to denature protein, and a large amount of smoke is generated in the process. If the smoke can not be effectively eliminated in time, the operation area can be blurred, the operation visual field is obstructed, and the operation safety is influenced; after the smoke is dissipated and the operation visual field is clear, the operation needs to be suspended, the continuity of the operation is affected, and the operation time cost is increased; these fumes also pose potential hazards to the health of the patient undergoing the procedure, the doctors and nurses involved in the procedure.

Therefore, how to more effectively discharge and eliminate smoke generated by energy instrument in operation so as to ensure the safety and continuity of operation and better protect the health of patients and operation medical care teams is a difficult point and a hotspot in the field of relevant research of current surgery.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to provide a suction tube which can effectively discharge and eliminate smoke generated by energy instrument use in an operation under the condition of not taking out surgical instruments, thereby ensuring barrier-free implementation of the operation.

The utility model further aims to provide a surgical device which can automatically and synchronously start smoke exhaust and energy instruments, discharge smoke in time, ensure that the operation is continuously finished and ensure the environmental safety of an operating room.

In order to achieve the technical problem, the utility model provides, on one hand, a suction tube which comprises a tube body, wherein a tube connector assembly and a first smoke exhaust structure are respectively arranged at two ends of the tube body or are integrally formed, a smoke exhaust connector is arranged on the tube connector assembly, a smoke exhaust channel is arranged in the tube body and penetrates through two ends of the tube body, and two ends of the smoke exhaust channel are respectively communicated with the smoke exhaust connector and the first smoke exhaust structure.

Preferably, a second smoke exhausting structure communicated with the smoke exhausting channel is arranged on the side wall of one end, close to the first smoke exhausting structure, of the pipe body.

Specifically, the second smoke exhausting structure comprises a plurality of smoke exhausting holes, and the smoke exhausting holes are evenly distributed on the side wall of the pipe body.

Preferably, an instrument access passage is formed in the pipe joint assembly, an end cover is installed at one end, far away from the pipe body, of the pipe joint assembly, and a through hole for penetrating a surgical instrument is formed in the end cover.

Specifically, a first sealing gasket and a second sealing gasket are arranged between the end cover and the pipe joint assembly.

More specifically, the first sealing gasket and the second sealing gasket which are integrally formed are arranged between the end cover and the pipe joint assembly.

Further, the first sealing gasket comprises a cylinder body and a sealing edge arranged along the peripheral surface of the cylinder body, and a multi-flap sealing structure is arranged at a port of the cylinder body.

Furthermore, the second sealing gasket is provided with a through hole for passing through a surgical instrument.

Preferably, a control member is mounted on the smoke evacuation joint.

Preferably, the nozzle structure of the tube body is an outer cone structure, the inner contour of the outer cone structure is a conical surface with gradually increasing cross section perimeter from the far side to the near side, and the far end nozzle of the outer cone structure is provided with a chamfer.

Preferably, the side wall of the pipe body is provided with scale marks at the area close to the pipe joint assembly.

The utility model also discloses a surgical device which comprises the suction tube in any one of the technical schemes and a surgical smoke exhauster connected with the smoke exhausting joint.

Through the technical scheme, the utility model has the following beneficial effects:

according to the utility model, the smoke exhausting channel is arranged in the pipe body, the smoke exhausting channel penetrates through the pipe body, two ends of the smoke exhausting channel are respectively connected with the first smoke exhausting structure and the smoke exhausting joint in the pipe joint component, an energy instrument penetrates through the pipe body and extends to the outside of the pipe body to perform operation, and a large amount of smoke is generated in the operation process, so that the first smoke exhausting structure is arranged on the pipe body and is communicated with one end of the pipe body, which is far away from the pipe joint component, and smoke exhausting treatment is performed on the place where the smoke is generated by controlling the smoke exhausting joint in the pipe joint component in the operation process, so that the smoke is exhausted under the condition that the operation instrument is not taken out, and the operation is ensured to be carried out without obstacles.

In addition, in order to improve the working efficiency, the side wall of one end, close to the first smoke exhaust structure, of the tube body is also provided with a second smoke exhaust channel, and the second smoke exhaust channel is communicated with the smoke exhaust channel, so that the smoke exhaust efficiency of the suction tube in the operation process is improved.

Additional features and advantages of the utility model will be set forth in the detailed description which follows.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic view of the assembly of a suction tube according to an embodiment of the present invention;

FIG. 2 is a schematic perspective view of a suction tube according to an embodiment of the present invention;

FIG. 3 is a partial schematic view of a tubular body according to an embodiment of the present invention;

FIG. 4 is a schematic cross-sectional view taken along line A-A of FIG. 3;

FIG. 5 is a cross-sectional view of a tubular body according to an embodiment of the present invention;

FIG. 6 is a schematic perspective view of a second gasket in accordance with an embodiment of the present invention;

FIG. 7 is a schematic sectional view taken along line B-B of FIG. 6;

FIG. 8 is a schematic perspective view of a first gasket in accordance with an embodiment of the present invention;

FIG. 9 is a schematic structural view of a surgical device according to an embodiment of the present invention;

FIG. 10 is a schematic structural view of a coupling assembly according to an embodiment of the present invention;

FIG. 11 is a schematic structural view of an example of a nozzle structure of a tube according to an embodiment of the present invention;

FIG. 12 is a schematic cross-sectional view taken along line C-C of FIG. 11;

fig. 13 is a structural view of another example of the nozzle structure of the tube according to the embodiment of the present invention.

Description of the reference numerals

1 tube 11 rows of pumping channels

14 first fume exhaust structure 16 second fume exhaust structure

18 conical surface and 19 chamfer

2 pipe joint assembly 21 smoke discharging joint

3 end cap 4 first gasket

41 cylinder 42 sealing edge

43 multi-petal sealing structure 5 gasket

6 second gasket 7 energy device

81 row drawing switch

Detailed Description

In the present invention, unless otherwise specified, the terms of orientation such as "inside and outside" are used as being defined inside and outside the respective parts, and "front and rear" are defined with reference to the direction in which the suction tube is used, for example, the tube joint assembly 2 is located at the proximal end of the tube body 1; further, the terms "proximal/end" and "distal/end" refer to the distance from various structures on the surgical instrument at which the clinician manipulates the surgical instrument. "proximal" and "proximal" refer to portions closer to the clinician, and "distal" refer to portions further from the clinician, e.g., fitting assembly 2 is located proximally. The use of directional terms is based on the orientation or positional relationship shown in the drawings and is not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be considered limiting; for the orientation terms of the present invention, it should be understood in connection with the actual installation state.

Furthermore, the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, and therefore the features defined "first", "second" may explicitly or implicitly include one or more of the features described.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "provided", "connected" and "arranged" should be interpreted broadly, for example, the connection may be a direct connection, an indirect connection through an intermediate medium, a fixed connection, a detachable connection, or an integral connection; either directly or indirectly through intervening connectors, either internally or in any combination of the two or more elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The following detailed description of the present invention is provided in conjunction with the accompanying drawings, and it is to be understood that the detailed description is provided for purposes of illustration and explanation and is not intended to limit the scope of the utility model.

As shown in fig. 1 to 8, the present invention provides a suction tube, which includes a tube body 1, a tube joint assembly 2 and a first smoke exhaust structure 14 are respectively disposed at two ends of the tube body 1 or integrally formed with the tube joint assembly 2, a smoke exhaust joint 21 is disposed on the tube joint assembly 2, a smoke exhaust channel 11 is disposed inside the tube body 1, the smoke exhaust channel 11 penetrates through two ends of the tube body 1, and two ends of the smoke exhaust channel 11 are respectively communicated with the smoke exhaust joint 21 and the first smoke exhaust structure 14.

In a minimally invasive surgery, referring to fig. 9, an energy instrument 7 commonly used in the minimally invasive surgery can directly penetrate through the drainage channel 11 and extend out of the tube body 1 to perform surgical operations such as cutting and hemostasis on an affected part; the first smoke exhaust structure 14 is arranged at the front end port of the tube body 1, is close to the working end of the energy device 7, namely is close to a smoke generating source, and can exhaust smoke generated in an operation to the outside of the body at the moment of generation.

In addition, still set up second smoke exhausting structure 16 on the lateral wall of body 1, second smoke exhausting structure 16 and row take out passageway 11 intercommunication, can increase the area of discharging fume, improve the work efficiency that attracts the pipe to discharge fume.

Specifically, the second smoke exhausting structure 16 includes a plurality of smoke exhausting holes, and the plurality of smoke exhausting holes are uniformly arranged on the side wall of the pipe body 1. It should be noted that the structure of the smoke outlet may be a circular hole, a rectangular hole, etc. Meanwhile, the arrangement mode of the smoke exhaust holes can be circumferential arrangement on the outer wall of the pipe body 1, longitudinal arrangement on the outer wall of the pipe body 1 can also be formed, and the number of the smoke exhaust holes can be set according to specific environmental requirements.

As a specific embodiment, the smoke discharging joint 21 may adopt a tower-shaped anti-loosening joint with a tapered anti-loosening step structure, so that the smoke discharging joint 21 is connected with the surgical smoke exhauster through a hose, the surgical smoke exhauster may adopt a negative pressure pump or a fan to provide smoke discharging power to discharge smoke, or the smoke discharging joint 21 may also adopt other connection forms, such as a threaded structure and the like.

In some embodiments, the end of the pipe joint assembly 2 is provided with the end cap 3, and the end cap 3 and the pipe body 1 are respectively positioned at two ends of the pipe joint assembly 2; an instrument access channel is formed in the pipe joint assembly 2 and is communicated with the row pumping channel 11 in the pipe body 1, a through hole is formed in the center of the end cover 3, and surgical instruments can sequentially penetrate through the instrument access channel in the pipe joint assembly 2 and the row pumping channel 11 in the pipe body 1 through the through hole in the center of the end cover 3 and extend out of a front end port of the pipe body 1, such as an energy instrument 7 and the like, so that corresponding surgical operations can be performed.

Further, referring to fig. 1, a second gasket 6 is disposed between the end cover 3 and the pipe joint assembly 2, or a first gasket 4 and a second gasket 6 are disposed between the end cover 3 and the pipe joint assembly 2, and the first gasket 4 and the second gasket 6 may be separate structures, so as to achieve sealing between the end cover 3 and the pipe joint assembly 2. Alternatively, the first gasket 4 and the second gasket 6 may be preferably formed as an integral structure. Of course, the order of installation of the first packing 4 and the second packing 6 between the pipe joint assembly 2 and the end cap 3 may be as shown in fig. 1, or may be designed as an order of installation of the pipe joint assembly 2, the second packing 6, the first packing 4, and the end cap 3. Furthermore, a gasket 5 may be provided, for example, between the first seal gasket 4 and the second seal gasket 6, and the gasket 5 may be a hard material to facilitate fixedly supporting the first seal gasket 4 and the second seal gasket 6.

Referring to fig. 6 and 7, the second sealing gasket 6 may be a stepped shaft structure, the distal end of the second sealing gasket protrudes outward, the proximal end of the second sealing gasket is a stepped hole which is recessed inward, an extending edge is axially arranged on the outer circumferential surface of the cylinder 41 of the second sealing gasket and can seal with the inner wall of the pipe joint assembly 2, and a through hole which penetrates through the distal side and the proximal side of the second sealing gasket is axially arranged, so that medical devices such as energy devices can pass through the through hole conveniently, and the second sealing gasket can be tightly attached to the outer surfaces of the medical devices such as the energy devices to realize a sealing effect, or the second sealing gasket 6 may be another structure which can realize sealing. Further, referring to fig. 8, the first sealing gasket 4 includes a cylinder 41 and a sealing rim 42, and the sealing rim 42 may be an annular structure shown in fig. 8 and can be sealed with the inner wall of the pipe joint assembly 2, or may be an extended edge extending from the cylinder 41, or may be another structure capable of sealing with the inner wall of the pipe joint assembly 2; the sealing rim 42 is arranged along the outer circumferential surface of the cylinder 41; a multi-valve sealing structure 43 is arranged at a port of the cylinder body 41, the multi-valve sealing structure 43 can be a two-valve structure shown in fig. 8, or other multi-valve structures, and generally can be made of medical silica gel, rubber or other elastic materials, and after medical instruments such as energy instruments and the like pass through the multi-valve sealing structure 43, the valve structures can be tightly attached to each other, so that a sealing effect is realized. The gasket 5 may be a sealing gasket made of rubber or the like. That is, when no surgical instrument such as the energy instrument 7 is inserted, the multi-lobed structure of the first seal gasket 4 is bonded to each other, and the sealing action is achieved. The second seal 6 functions as a seal when a surgical instrument such as the energy device 7 is inserted.

Furthermore, a control element can be arranged on the smoke exhaust joint 21 to control the opening and closing of the smoke exhaust joint 21. Specifically, referring to fig. 10, a smoke evacuation switch 81 is provided on the smoke evacuation connector 21 for controlling the opening and closing of the smoke evacuation connector 21. In addition, the smoke evacuation connector 21 may be a three-way valve, one port of which is communicated with the smoke evacuation channel 11, the other port of which is connected with a surgical smoke ejector for evacuating smoke generated during surgery, and the other port of which is connected with a suction device for evacuating cleaning fluid generated during cleaning of the endoscope lens.

As a specific structure form of the first smoke discharge structure 14, the first smoke discharge structure 14 may be an opening, referring to fig. 11, which may be a notch formed by recessing the spout structure of the tube body 1 to the proximal side, or the opening may be another structure, such as a circular hole or a rectangular hole. Is arranged at the position close to the pipe orifice structure of the pipe body 1 so as to conveniently attract the smoke generated in the operation process. In addition, referring to fig. 12, the nozzle structure of the tube body 1 is an outer cone structure, and the outer cone structure is a structure whose outer contour is a conical surface gradually increasing from the far side to the near side as shown in fig. 13, so that the shielding of the head of the surgical instrument can be reduced, the endoscopic observation is facilitated, and the insertion of the puncture device is smoother. Wherein, the inner contour of the outer cone structure is a conical surface 18 with gradually increasing circumference from the far side to the near side, thereby facilitating the smooth insertion of surgical instruments; the distal end opening of the outer cone structure is provided with a chamfer 19, which is convenient for the surgical instrument to smoothly exit.

For convenience of operation, graduated markings may be provided on the side wall of the tubular body 1 in the region adjacent to the coupling assembly 2. In minimally invasive surgery, it is convenient for the surgeon to quickly locate the second smoke evacuation structure 16. Graduated markings can also be provided on the proximal end of the tube body 1, i.e., the outer surface of the area near the tube connector assembly 2, to facilitate prompting the surgeon of the insertion depth of the aspiration tube.

The suction tube of the present invention is described above through the specific embodiments, it is understood that the structural body and the size of the suction tube of the present invention are not limited to the specific structural form described in the above embodiments, and may be other structural forms as long as the suction channel 11 is disposed in the tube body 1, the suction channel 11 penetrates through the tube body 1, the first smoke exhaust structure 14 and the tube connector assembly 2 are disposed at two ends of the tube body 1, and the second smoke exhaust structure 16 is disposed on the sidewall of the tube body 1, and meanwhile, the suction tube of the present invention can effectively exhaust and eliminate smoke generated by energy instruments used in surgery without taking out surgical instruments, thereby ensuring barrier-free implementation of surgery, and having better installation reliability.

In order to better understand the technical solution of the present invention, preferred embodiments are described below with reference to relatively comprehensive preferred technical features.

As shown in fig. 1 to 8, the present invention provides a suction tube, which comprises a tube body 1, a tube joint assembly 2 and an end cap 3; the exhaust passage 11 is arranged in the pipe body 1, the exhaust passage 11 is communicated with the front end port of the pipe body 1, the front end port of the pipe body 1 is provided with a first exhaust structure 14, the position, close to the front end port, on the side wall of the pipe body 1 is provided with a second exhaust structure 16, and the second exhaust structure 16 is communicated with the exhaust passage 11. One end of the pipe joint component 2 is hermetically sleeved on the pipe body 1, a smoke exhaust joint 21 is arranged on the pipe joint component 2, and the smoke exhaust joint 21 is communicated with the smoke exhaust channel 11; an end cover 3 is installed at the other end of the pipe joint assembly 2, and a first sealing gasket 4, a gasket 5 and a second sealing gasket 6 are sequentially installed between the pipe joint assembly 2 and the end cover 3.

Referring to fig. 9, when the surgical device of the present invention is used in a minimally invasive surgery, the smoke evacuation connector 21 is connected to a surgical smoke ejector, the energy device 7 sequentially passes through the end cap 3, the pipe joint assembly 2 and the smoke evacuation channel 11 in the pipe body 1 to extend out of the pipe body 1, and is aligned with the position of a patient to perform operations such as cutting and hemostasis, and smoke is generated along with the operation, because the first smoke evacuation structure 14 is located at the front end port of the pipe body 1 and is close to a smoke generation source, the generated smoke can flow from the smoke evacuation connector 21 to the surgical smoke ejector at the moment of generation, and can be timely evacuated under the action of the smoke evacuation power device. The energy apparatus 7 is connected with the energy generator, a sensor such as a hall sensor is usually arranged on a power input line of the energy generator and used for monitoring current, voltage or power supplied to the energy apparatus 7, a starting signal of the energy apparatus 7 is transmitted to the controller, and the controller controls a negative pressure pump or a fan in the operation smoke exhauster to be synchronously started according to the starting signal, so that automatic synchronous starting of smoke exhausting and the energy apparatus is realized, smoke exhausting is automatically and timely carried out outside a patient body for filtration and purification and other treatment, uninterrupted completion of an operation is ensured, and environmental safety of an operating room is ensured; the energy apparatus can freely enter and exit the apparatus channel, thereby realizing the conversion of different surgical apparatuses, and the apparatus can still discharge smoke when being replaced.

In the description of the present invention, reference to the description of "one embodiment," "some embodiments," "a specific implementation," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In the present disclosure, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention.

It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the utility model. The utility model is not described in detail in order to avoid unnecessary repetition.

In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.

Claims (12)

1. The utility model provides a attract pipe, its characterized in that, includes body (1), body (1) both ends are equipped with respectively or integrated into one piece has coupling subassembly (2) and first row cigarette structure (14), be equipped with on coupling subassembly (2) and discharge fume and connect (21), body (1) inside is equipped with row and takes out passageway (11), row takes out passageway (11) and link up the both ends of body (1), just the both ends of row taking out passageway (11) respectively with discharge fume connect (21) with first row cigarette structure (14) intercommunication.

2. The suction tube according to claim 1, characterized in that the side wall of the tube body (1) near the end of the first smoke evacuation structure (14) is provided with a second smoke evacuation structure (16) communicating with the smoke evacuation channel (11).

3. The suction tube according to claim 2, characterized in that the second fume evacuation structure (16) comprises a plurality of fume evacuation holes, and the plurality of fume evacuation holes are evenly arranged on the side wall of the tube body (1).

4. The suction tube according to claim 1, wherein an instrument access channel is formed in the tube joint assembly (2), an end cap (3) is installed at one end of the tube joint assembly (2) far away from the tube body (1), and a through hole for passing through a surgical instrument is formed in the end cap (3).

5. The suction tube according to claim 4, characterized in that a first gasket (4) and a second gasket (6) are provided between the end cap (3) and the pipe joint assembly (2).

6. The suction tube according to claim 5, wherein the first sealing gasket (4) and the second sealing gasket (6) are integrally formed between the end cap (3) and the pipe joint assembly (2).

7. The suction tube according to claim 5, wherein the first sealing gasket (4) comprises a cylinder body (41) and a sealing edge (42) arranged along the outer circumferential surface of the cylinder body (41), and the port of the cylinder body (41) is provided with a multi-flap sealing structure (43).

8. The suction tube according to claim 5, characterized in that the second sealing gasket (6) is provided with a through hole for passing a surgical instrument.

9. The suction tube according to any one of claims 1 to 8, characterized in that a control is mounted on the smoke evacuation joint (21).

10. The suction tube according to any one of claims 1 to 8, characterized in that the nozzle structure of the tube body (1) is an outer cone structure, the inner contour of which is a conical surface (18) with a gradually increasing cross-sectional circumference from the distal side to the proximal side, and the distal end nozzle of which is provided with a chamfer (19).

11. The suction tube according to any one of claims 1 to 8, wherein the side wall of the tube body (1) is provided with scale marks in the area close to the coupling assembly (2).

12. Surgical device, characterized in that it comprises a suction tube according to any one of claims 1 to 11 and a surgical extractor connected to the extractor fume connector (21).

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