CN218960920U - Laser optical fiber manipulator - Google Patents

Abstract

The utility model provides a laser fiber manipulator, which comprises a first pipe sleeve, wherein the front end of the first pipe sleeve is provided with a first guide pipe; the front end of the second pipe sleeve is provided with a second guide pipe; the second pipe sleeve is connected to the rear end of the first pipe sleeve, and the second guide pipe extends to the inner side of the first guide pipe, wherein the second guide pipe and the first guide pipe are coaxially arranged; the side wall of the first pipe sleeve is provided with a first control valve; the side wall of the second pipe sleeve is provided with a second control valve; the third pipe sleeve is connected with the rear end of the second pipe sleeve in a sealing way. The utility model has the beneficial effects that the first pipe sleeve, the second pipe sleeve and the third pipe sleeve are mutually inserted, the first guide pipe is arranged at the front end of the first pipe sleeve, the second guide pipe is arranged at the front end of the second pipe sleeve, the optical fibers are movably inserted and arranged in the second guide pipe, the second pipe sleeve and the third pipe sleeve, the distance that the front end of the optical fibers extends out of the front end of the second guide pipe can be adjusted at the rear end of the third pipe sleeve, a doctor of a main knife can quickly flush and absorb smoke by one single hand, and the operation efficiency is improved.

Description

Laser optical fiber manipulator

Technical Field

The utility model relates to the field of laser operation equipment, in particular to a laser fiber manipulator.

Background

The laser can be used for cutting body surface skin, tumor and the like due to high efficiency, accuracy and good cutting hemostatic effect, and is gradually used in laparoscopic internal organ cutting operation in recent years. Because of the good operation effect, the traditional surgical knife is gradually replaced for operation, and the application range of laser medicine in clinic in the future is wider along with the development and application of laser optical fibers with different wavelengths.

However, at present, there is no special laser fiber operation apparatus in laparoscopic surgery, and only some temporary operation rods can be used to operate the laser fiber, but the use is very inconvenient, and there are a plurality of disadvantages:

1. the temperature of the end part of the optical fiber is higher when the laser optical fiber works, and the laser optical fiber needs to be continuously cooled by water in operation so as to reduce the formation of wound eschar;

2. when the laser optical fiber cuts off human tissues or performs hemostasis, a large amount of smoke can be generated, the operation vision of doctors is affected, and the laser optical fiber needs to be discharged in time; however, the laparoscopic surgery requires pneumoperitoneum pressure to be built in the patient, air leakage or untimely suction is performed, the suction position is inaccurate, and the suction is realized while the redundant air is sucked. The pneumoperitoneum pressure is unstable, and the operation space is affected;

3. based on the above, in order to achieve the technical effects of suction and irrigation, 2 incisions are additionally formed on the skin of the patient, and 2 operation stamping cards under the laparoscope are added, so that the postoperative recovery of the patient is affected and the operation cost is increased.

Therefore, in view of the above problems, a laser fiber manipulator is designed.

Disclosure of Invention

The utility model aims to solve the technical problems that: solves the problems that when the current laparoscopic surgery adopts laser optical fiber cutting, the optical fiber is inconvenient to control and a plurality of operation channels are needed to carry out auxiliary flushing and suction in the operation process.

The technical scheme adopted for solving the technical problems is as follows:

there is provided a laser fiber manipulator comprising

The front end of the first pipe sleeve is provided with a first guide pipe;

the front end of the second pipe sleeve is provided with a second guide pipe, and a second channel is formed on the inner side of the second pipe sleeve;

the second pipe sleeve is connected to the rear end of the first pipe sleeve, and the second guide pipe extends to the inner side of the first guide pipe, wherein the second guide pipe and the first guide pipe are coaxially arranged, and a first channel is formed between the second guide pipe and the first guide pipe;

a first control valve communicated with the first channel is arranged on the side wall of the first pipe sleeve; a second control valve communicated with the second channel is arranged on the side wall of the second pipe sleeve;

and the third pipe sleeve is connected with the rear end of the second pipe sleeve in a sealing way.

Preferably, the front end of the second guide tube protrudes out of the first guide tube.

Preferably, the manipulator is further provided with a connecting piece, the third pipe sleeve is connected with the second pipe sleeve through the connecting piece, wherein a first sealing piece is arranged at the front end of the connecting piece, and a second sealing piece is arranged at the rear end of the connecting piece.

Preferably, the first sealing member is a silica gel/latex gasket, and the second sealing member is a silica gel/latex sleeve, wherein the second sealing member is sandwiched between the third sleeve and the connecting member.

Preferably, the connecting piece is in threaded connection with the rear end of the second pipe sleeve, and the third pipe sleeve is in threaded connection with the rear end of the connecting piece.

Preferably, the first guide tube and the second tube sleeve are respectively in threaded connection or tight fit with the first tube sleeve.

Preferably, through holes are formed in the peripheral wall of the front end of the first guide tube and the peripheral wall of the front end of the second guide tube.

Preferably, an operation opening for allowing a thumb to be put in is formed in the side wall of the third pipe sleeve, and the operation opening penetrates through the shaft hole of the third pipe sleeve for penetrating the optical fiber.

The utility model has the beneficial effects that the first pipe sleeve, the second pipe sleeve and the third pipe sleeve are mutually inserted, the first guide pipe is arranged at the front end of the first pipe sleeve, the second guide pipe is arranged at the front end of the second pipe sleeve, the optical fibers are movably inserted and arranged in the second guide pipe, the second pipe sleeve and the third pipe sleeve, and the distance that the front end of the optical fibers extends out of the front end of the first guide pipe and the front end of the second guide pipe can be adjusted at the rear end of the third pipe sleeve, so that a doctor can operate more flexibly when performing an operation, and the operation efficiency is improved;

in addition, the first control valve is connected and arranged on the first pipe sleeve, the second control valve is connected and arranged on the second pipe sleeve, and the first control valve is used for controlling the first channel to suck smoke and the second control valve is used for controlling the second channel to be filled with water for flushing and cooling, so that a doctor of a main knife can quickly flush and suck the smoke by one single hand, a better operation visual field is provided for the doctor, the operation difficulty is reduced, and the operation efficiency is further improved;

in addition, because the suction port is closer to the working end of the optical fiber, the rapid suction can be realized, and the flattening and stabilizing change of the pneumoperitoneum can be ensured.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of an operator according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a front view of an operator according to an embodiment of the present utility model;

FIG. 3 is a schematic view of the overall cross-section of an operator provided by an embodiment of the present utility model;

in the figure: 1-first pipe sleeve, 1.1-first guide pipe, 1.2-first control valve, 2-second pipe sleeve, 2.1-second guide pipe, 2.2-second control valve, 3-third pipe sleeve, 3.1-operation port, 4-connecting piece, 4.1-first sealing piece, 4.2-second sealing piece, P1-first channel, P2-second channel and a-optical fiber.

Detailed Description

The above-described aspects are further described below in conjunction with specific embodiments. It is to be understood that these examples are illustrative of the utility model and are not intended to limit the scope of the utility model. The implementation conditions used in the examples may be further adjusted according to the conditions of the specific manufacturer, and the implementation conditions not specified are generally those in routine experiments.

In a specific embodiment, a laser fiber manipulator is provided, which comprises a first pipe sleeve 1, a second pipe sleeve 2 and a third pipe sleeve 3, wherein a first guide pipe 1.1 is arranged at the front end of the first pipe sleeve 1, a second guide pipe 2.1 is arranged at the front end of the second pipe sleeve 2, and a second channel P2 is formed inside the second guide pipe 2.1; the specific arrangement forms of the first pipe sleeve 1 and the second pipe sleeve 2 are as follows:

the second pipe sleeve 2 is connected to the rear end of the first pipe sleeve 1, and the second guide pipe 2.1 extends to the inner side of the first guide pipe 1.1, wherein the second guide pipe 2.1 is coaxially arranged with the first guide pipe 1.1, and a first channel P1 is formed between the first guide pipe 1.1 and the second guide pipe 2.1. The third pipe sleeve 3 is connected with the rear end of the second pipe sleeve 2 in a sealing way. The first sleeve 1, the second sleeve 2 and the third sleeve 3 are coaxially arranged to form a tubular structure together, the first guide tube 1.1 and the second guide tube 2.1 extend towards the front end, and the optical fiber a is movably arranged and penetrates through the third sleeve 3, the second sleeve 2 and the second guide tube 2.1 and extends out of the front end of the second guide tube 2.1.

As described above, in the specific embodiment of the connection manner of the first guide tube 1.1 and the second tube sleeve 2 with the first tube sleeve 1, the first guide tube 1.1 and the second tube sleeve 2 are respectively screwed or tightly inserted into the first tube sleeve 1. Because the first guide tube 1.1 is longer, in order to avoid falling off during use, the first guide tube is in threaded connection with the second sleeve 2, so that the first guide tube is stable.

Wherein, a first control valve 1.2 communicated with the first channel P1 is arranged on the side wall of the first pipe sleeve 1; the second control valve 2.2 communicated with the second channel P2 is arranged on the side wall of the second pipe sleeve 2, and the first control valve 1.2 and the second control valve 2.2 are arranged in opposite directions, so that confusion of the two in use is avoided, and the situation that when one of the two is operated, the other is touched by mistake, and the operation of a doctor is influenced is avoided.

When the device is specifically used, the rear end of the optical fiber a is connected with the laser generator, the front end of the optical fiber a is provided with the pen-shaped manipulator formed by the sleeves, and the pen-shaped manipulator is introduced into the abdomen through the skin opening to cut tissues, so that the optical fiber a can be well fixed and clamped through the manipulator, the optical fiber a is convenient to take, the control of the operation of the optical fiber a is improved, and the operation precision is improved. In addition, the first control valve 1.2 is communicated with the negative pressure device through a pipeline, and smoke generated in the operation is sucked and removed through the first channel P1 by controlling the opening of the valve of the first control valve 1.2; the second control valve 2.2 is communicated with the water injection pipeline, and the flushing fluid is flushed through the second channel P2 by controlling the opening of the valve of the second control valve 2.2, so that the blood oozing out of the wound is flushed, and the cutting position of the optical fiber a is cooled. Therefore, the channel for flushing and the channel for sucking are arranged on the same manipulator, cutting, flushing and smoking can be realized only by single-person operation, matching errors are reduced, quick suction and quick flushing can be realized, blood and smoke are removed, the influence of the smoke on the operation vision of a doctor is eliminated, single-person operation is convenient, operation difficulty is reduced, and operation efficiency is improved. This arrangement also reduces the creation of openings in the skin and reduces surgical trauma to the patient.

In order to further facilitate the sucking and flushing operations, in this embodiment, the first control valve 1.2 and the second control valve 2.2 are both push-type control valves, and in this embodiment, by pushing the valve rod outside the control valves, the valve core and the valve seat are opened, so that the valve is conducted, and the first channel P1 or the second channel P2 is further communicated with the outside; when the valve is shut off, the valve rod arranged outside the control valve is loosened, the valve core and the valve seat are closed through the elastic force of the spring, the valve is closed, the first channel P1 is further controlled to stop sucking, and the second channel P2 is controlled to stop water injection. Therefore, the on-off of the valve can be controlled in a pressing touch mode, so that the flushing and suction can be accurately controlled in operation, especially in the aspect of controlling suction, the rapid on-off of the valve can be realized, the point-off type control can be realized, and the defect that the pneumoperitoneum pressure is rapidly reduced due to continuous suction is avoided. And the first control valve 1.2 and the second control valve 2.2 are arranged in a relatively short distance, so that one-hand operation is facilitated, and the operation is relatively quick.

As a specific embodiment of the arrangement form of the first guide tube 1.1 and the second guide tube 2.1, the front end of the second guide tube 2.1 is arranged to protrude from the first guide tube 1.1. Since the front end parts of the first guide tube 1.1 and the second guide tube 2.1 need to be extended when the optical fiber a is used for operation, the front end of the second guide tube 2.1 is protruded out of the first guide tube 1.1, so that the front end of the second guide tube 2.1 is close to the front end part of the optical fiber a, and the front end part of the optical fiber a can be cooled in time. Meanwhile, the smoke has diffusivity, the caliber of the first guide tube 1.1 is larger than that of the second guide tube 2.1, and the smoke can be sucked as far as possible when the later point is arranged.

Because the second sleeve pipe 2 and the second control valve 2.2 are communicated, the second channel P2 is a water injection channel, and the situation that the joint of the second sleeve pipe 2 and the third sleeve pipe 3 at the tail end of the second channel P2 leaks out when the flushing operation is carried out, so that the use of doctors is influenced is avoided. The manipulator is therefore also provided with a connecting piece 4, via which connecting piece 4 the third pipe sleeve 3 is connected to the second pipe sleeve 2, wherein a first sealing piece 4.1 is provided at the front end of the connecting piece 4 and a second sealing piece 4.2 is provided at the rear end of the connecting piece 4. By providing the connection piece 4 to connect the second sleeve 2 and the third sleeve 3 and providing the first sealing piece 4.1 and the second sealing piece 4.2 thereon, flushing liquid is prevented from leaking out of the connection of the second sleeve 2 and the third sleeve 3.

As a specific embodiment of the first seal 4.1 and the second seal 4.2 described above, the first seal 4.1 is a silicone/latex gasket and the second seal 4.2 is a silicone/latex sleeve, wherein the second seal 4.2 is sandwiched between the third sleeve 3 and the connecting member 4. The silica gel/latex has certain elasticity, can be wrapped on the optical fiber a, and has a good sealing effect.

In the prior art, in the specific embodiment of the setting position of the connecting piece 4, the connecting piece 4 is screwed to the rear end of the second pipe sleeve 2, and the third pipe sleeve 3 is screwed to the rear end of the connecting piece 4. The second sleeve 2 and the third sleeve 3 are arranged on the connecting piece 4 through threads, and can clamp the first sealing piece 4.1 and the second sealing piece 4.2 while being firmly connected, so that the sealing effect is further enhanced.

Preferably, through holes are also formed in the peripheral wall of the front end of the first guide tube 1.1 and the peripheral wall of the front end of the second guide tube 2.1. Through holes are formed in the peripheral wall of the front end of the first guide tube 1.1, so that the area for absorbing smoke can be increased, and the situation that softer human tissues are mistakenly absorbed when smoke is absorbed can be avoided, and damage is caused to a human body. Through holes are formed in the peripheral wall of the front end of the second guide tube 2.1, so that the flushing range of flushing liquid can be enlarged.

The side wall of the third pipe sleeve 3 is also provided with an operation port 3.1 which can be used for putting a thumb in, the operation port 3.1 penetrates through the shaft hole of the third pipe sleeve 3 for penetrating the optical fiber a, and a part of the optical fiber a can be exposed. Because the operation mouth 3.1 has been seted up to third pipe box 3 one side to when using, third pipe box 3 is handheld region, can promote optic fibre a through the finger this moment, adjusts optic fibre a and stretches out the length of first guide tube 1.1 and second guide tube 2.1 front end portion, so that use optic fibre a excision different tissues, the use is nimble.

With the above-described preferred embodiments according to the present utility model as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.

Claims (8)

1. A laser fiber manipulator, comprising

The front end of the first pipe sleeve (1) is provided with a first guide pipe (1.1);

a second pipe sleeve (2), the front end of which is provided with a second guide pipe (2.1), and the inner side of which forms a second channel (P2);

the second pipe sleeve (2) is connected to the rear end of the first pipe sleeve (1), and the second guide pipe (2.1) extends to the inner side of the first guide pipe (1.1), wherein the second guide pipe (2.1) is coaxially arranged with the first guide pipe (1.1), and a first channel (P1) is formed between the second guide pipe and the first guide pipe;

a first control valve (1.2) communicated with the first channel (P1) is arranged on the side wall of the first pipe sleeve (1); a second control valve (2.2) communicated with the second channel (P2) is arranged on the side wall of the second pipe sleeve (2);

and the third pipe sleeve (3) is connected with the rear end of the second pipe sleeve (2) in a sealing way.

2. A laser fiber manipulator according to claim 1, characterized in that the front end of the second guide tube (2.1) is arranged protruding from the first guide tube (1.1).

3. A laser fiber manipulator according to claim 1, characterized in that the manipulator is further provided with a connecting piece (4), the third tube socket (3) being connected to the second tube socket (2) by means of the connecting piece (4), wherein a first sealing piece (4.1) is provided at the front end of the connecting piece (4) and a second sealing piece (4.2) is provided at the rear end of the connecting piece (4).

4. A laser fiber manipulator according to claim 3, characterized in that the first sealing member (4.1) is a silica gel/latex gasket and the second sealing member (4.2) is a silica gel/latex sleeve, wherein the second sealing member (4.2) is sandwiched between the third sleeve (3) and the connecting member (4).

5. A laser fiber manipulator according to claim 4, wherein the connector (4) is screwed to the rear end of the second ferrule (2) and the third ferrule (3) is screwed to the rear end of the connector (4).

6. A laser fiber manipulator according to claim 1, characterized in that the first guide tube (1.1) and the second tube sleeve (2) are arranged in a threaded or tight-fitting manner in the first tube sleeve (1), respectively.

7. A laser fiber manipulator according to claim 1, characterized in that through holes are provided in both the front end peripheral wall of the first guide tube (1.1) and the front end peripheral wall of the second guide tube (2.1).

8. A laser fiber manipulator according to claim 1, characterized in that the side wall of the third tube sleeve (3) is provided with an operation opening (3.1) for placing a thumb, and the operation opening (3.1) penetrates through the shaft hole of the third tube sleeve (3) for penetrating the optical fiber (a).

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