阅读说明：本技术 一种带电凝功能的吸引器 (Aspirator with electric coagulation function ) 是由 廖佳奇 许金仙 于 2020-12-23 设计创作，主要内容包括：本发明属于医疗器械技术领域,公开了一种带电凝功能的吸引器,包括吸引器外管、吸引器内管、电凝头、绝缘电线、管盖、固定手柄和转动手柄,吸引器外管和吸引器内管均为软管,吸引器内管套接在吸引器外管的内侧,吸引器内管的下端穿出吸引器外管,绝缘电线设于吸引器外管与吸引器内管之间,电凝头与吸引器外管的下端连接,吸引器外管的内壁开设有环形槽,环形槽滑动连接有滑块,滑块转动连接有转动板,转动板的下端与吸引器内管的外壁抵接,绝缘电线设有两个打结点,绝缘电线同时穿设于转动板和转动手柄,两个打结点分别设于转动板和转动手柄的下侧；本发明解决了现有技术吸引器吸引端和电凝头的角度无法调节的问题,适用于神经外科。(The invention belongs to the technical field of medical instruments and discloses an aspirator with an electrocoagulation function, which comprises an aspirator outer tube, an aspirator inner tube, an electrocoagulation head, an insulated wire, a tube cover, a fixed handle and a rotating handle, wherein the aspirator outer tube and the aspirator inner tube are both hoses; the invention solves the problem that the angle between the suction end of the aspirator and the electrocoagulation head in the prior art can not be adjusted, and is suitable for neurosurgery.)

1. An aspirator with an electrocoagulation function is characterized in that: comprises an aspirator outer tube (1), an aspirator inner tube (2), an electrocoagulation head (3), an insulated wire (4) and a tube cover (7), wherein the aspirator outer tube (1) and the aspirator inner tube (2) are hoses, the aspirator inner tube (2) is sleeved on the inner side of the aspirator outer tube (1), the lower end of the aspirator inner tube (2) penetrates out of the aspirator outer tube (1), the insulated wire (4) is arranged between the aspirator outer tube (1) and the aspirator inner tube (2), the insulated wire (4) is in wire connection with the electrocoagulation head (3), the electrocoagulation head (3) is fixedly connected with the lower end of the aspirator outer tube (1), the tube cover (7) is rotatably connected with the upper end of the aspirator outer tube (1), an annular groove (10A) is formed in the inner wall of the aspirator outer tube (1), and a sliding block (11) is connected with the annular groove (10A), the slider (11) rotates and is connected with rotor plate (12), the free end of rotor plate (12) with the outer wall butt of aspirator inner tube (2), slider (11) still fixedly connected with connecting plate (13), the free end of connecting plate (13) with tube cap (7) fixed connection, insulated wire (4) with rotor plate (12) fixed connection.

2. An electrocoagulation aspirator according to claim 1, wherein: the upper side of the aspirator outer tube (1) is connected with a fixed handle (8), the fixed handle (8) is rotatably connected with a rotating handle (9), and the insulated wire (4) is fixedly connected with the rotating handle (9).

3. An electrocoagulation aspirator according to claim 2, wherein: the insulated wire (4) is provided with two knotting points, the insulated wire (4) penetrates through the rotating plate (12) and the rotating handle (9), and the two knotting points are arranged on the lower sides of the rotating plate (12) and the rotating handle (9) respectively.

4. An electrocoagulation aspirator according to claim 1, wherein: the pipe cover (7) is provided with an angle mark (14).

5. An electrocoagulation aspirator according to claim 1, wherein: the lower end of the inner tube (2) of the aspirator is provided with a side hole (15).

Technical Field

The invention relates to the technical field of medical instruments, in particular to a suction apparatus with an electric coagulation function.

Background

With the development of neuroendoscopy, more and more cranial-base nerve operations are completed through nasal endoscopy. Compared with the traditional craniotomy microsurgery, the neuroendoscopy transnasal operation has the advantages of small wound, capability of closely observing pathological changes, light disturbance to brain tissues after the transnasal operation, beauty, quick postoperative rehabilitation, short hospitalization time and the like, and is accepted by more and more neurosurgeries and patients; the limitations existing in the operation process include that the nasal cavity space is narrow, a plurality of surgical instruments including endoscopes cannot be accommodated at the same time, and the nasal mucosa is easily damaged when the surgical instruments frequently enter or exit the nasal cavity; when the nasal mucosa or the operation area bleeds and needs to be sucked and electrocoagulated at the same time, the endoscope, the aspirator and the electrocoagulation are mutually interfered in the nasal cavity and cannot accurately reach a bleeding point; and the operation person holds the scope in one hand in both hands and keeps lighting the art field, and another hand can only select a surgical instruments, because two operations of attraction and electrocoagulation can not be accomplished simultaneously to surgical instruments function singleness, even quick exchange aspirator and bipolar coagulation, the hemorrhage of art district still makes the art field unclear, and electrocoagulation can not reach hemostatic effect in blood, is unfavorable for bleeding control.

In order to solve the problems, Chinese patent (patent publication No. CN202061222U) discloses a suction apparatus with an electrocoagulation head, which comprises the electrocoagulation head and a suction tube, wherein the electrocoagulation head is positioned inside the suction tube, the top end of the electrocoagulation head extends out of the suction tube, the electrocoagulation head is insulated with the suction tube, an electrocoagulation switch is arranged on the suction tube, anti-skid grains are arranged at the rear part of the suction tube, and a button switch is arranged on the suction tube.

The electric coagulation head and the aspirator are combined into a whole in the scheme, the operation can be carried out by one hand, and the suction and the electric coagulation operation are carried out synchronously; however, the angle between the suction end of the suction apparatus and the electrocoagulation head of the device cannot be adjusted in the using process, the suction and electrocoagulation effects are not good, and the operation is not facilitated to be effectively carried out, so that a surgical instrument with the angle adjustment of the suction end of the suction tube and the angle adjustment of the electrocoagulation head can be needed.

Disclosure of Invention

The invention aims to provide a suction apparatus with an electrocoagulation function, and solves the problem that the angle between a suction end of the suction apparatus and an electrocoagulation head in the prior art cannot be adjusted.

In order to achieve the above purpose, the invention provides the following technical scheme:

the basic technical scheme provided by the invention is as follows: an aspirator with an electrocoagulation function comprises an aspirator outer tube, an aspirator inner tube, an electrocoagulation head, an insulated wire and a tube cover, wherein the aspirator outer tube and the aspirator inner tube are hoses, the aspirator inner tube is sleeved on the inner side of the aspirator outer tube, the lower end of the aspirator inner tube penetrates out of the aspirator outer tube, the insulated wire is arranged between the aspirator outer tube and the aspirator inner tube, the insulated wire is in wire connection with the electrocoagulation head, the electrocoagulation head is fixedly connected with the lower end of the aspirator outer tube, the tube cover is rotatably connected with the upper end of the aspirator outer tube, an annular groove is formed in the inner wall of the aspirator outer tube, a sliding block is slidably connected with the annular groove, a rotating plate is rotatably connected with the sliding block, the free end of the rotating plate is abutted against the outer wall of the aspirator inner tube, and the sliding block is further fixedly connected with a connecting plate, the free end of the connecting plate is fixedly connected with the pipe cover, and the insulated wire is fixedly connected with the rotating plate.

The principle of the basic technical scheme is as follows: the inner tube of the aspirator is used as the suction tube of the aspirator to suck out liquid and smoke in an operation area, the insulated wire is used as the conductive wire of the electrocoagulation head, the insulated wire is arranged between the inner tube of the aspirator and the outer tube of the aspirator, the electrocoagulation head is fixedly connected with the lower end of the outer tube of the aspirator, the upper end of the outer tube of the aspirator is rotated with a tube cap, the tube cap seals the upper end of the outer tube, and the suction function and the electrocoagulation function are combined in the same surgical instrument; the inner wall of the outer tube of the aspirator is provided with an annular groove, a sliding block slides in the annular groove, a connecting plate connects the sliding block with a tube cover, the sliding block can slide in the annular groove by rotating the tube cover, the sliding block is also rotatably connected with a rotating plate, the free end of the rotating plate is abutted against the outer wall of the inner tube of the aspirator, meanwhile, an insulated wire is fixedly connected with the rotating plate, the insulated wire is pulled upwards, the rotating plate rotates upwards, when the rotating plate rotates upwards, the free end of the rotating plate exerts a force which is not perpendicular to the axis of the inner tube of the aspirator on the inner tube of the aspirator, the outer tube of the aspirator and the inner tube of the aspirator are both hoses, the inner tube of the aspirator is bent under the action of the rotating plate, the outer tube of the aspirator is bent under the action of the inner tube of the aspirator and the annular groove, the length of the, namely, the adjustment of the bending angle and the bending direction of the suction end of the suction device and the electrocoagulation head is realized.

The beneficial effects of the basic technical scheme are as follows: in the operation process, the angles of the suction end and the electrocoagulation head of the suction device can be adjusted according to actual needs, so that the range of suction and electrocoagulation of the operation area in a single operation is enlarged, the surgical instruments are prevented from frequently entering and exiting the sleeve, the possibility of mistaken contact between the surgical instruments and the operation area is reduced, and the operation safety is improved; the insulated wire is used as the pull wire for angle adjustment, so that the outer pipe and the inner pipe of the suction apparatus are simpler, the mutual winding of a plurality of wires is avoided, and the adjustment precision is improved.

Preferably, the upper side of the outer tube of the aspirator is connected with a fixed handle, the fixed handle is rotatably connected with a rotating handle, and the insulated wire is fixedly connected with the rotating handle.

Through the arrangement, the fixed handle is convenient for taking the whole aspirator, the rotating handle is rotated to adjust the angles of the suction end and the electric coagulation head, and the operation is simple and rapid.

Preferably, the insulated wire is provided with two knotting points, the insulated wire penetrates through the rotating plate and the rotating handle simultaneously, and the two knotting points are arranged on the lower sides of the rotating plate and the rotating handle respectively.

Through the arrangement, the insulated conducting wire and other parts are prevented from being wound with each other, and the angle adjusting performance of the suction apparatus is further ensured.

Preferably, the tube cover is provided with angle marks.

Through the arrangement, the relation between the angle mark and the rotating plate is uniquely determined during manufacturing, the direction of the angle adjustment is conveniently determined and specifically quantified by means of the angle mark, and the angle adjustment precision is guaranteed.

Preferably, the lower end of the inner tube of the aspirator is provided with a side hole.

Through the arrangement, the suction efficiency is improved, and meanwhile, the blockage of the suction tube can be effectively avoided.

Drawings

FIG. 1 is a front view of an aspirator with electrocoagulation function according to the present invention;

FIG. 2 is an enlarged partial view of the annular groove at A in FIG. 1;

FIG. 3 is an enlarged partial view of the annular projection at A of FIG. 1;

FIG. 4 is an enlarged partial view of the annular groove at B in FIG. 1;

FIG. 5 is a top view of an aspirator with electrocoagulation functionality of the present invention;

the names of corresponding labels in the drawings are:

the device comprises an outer aspirator tube 1, an inner aspirator tube 2, an electrocoagulation head 3, an insulated wire 4, a negative pressure generator 5, a power supply 6, a tube cover 7, a fixed handle 8, a rotary handle 9, an annular groove 10A, an annular protrusion 10B, a slide block 11, a rotary plate 12, a connecting plate 13, an angle mark 14 and a side hole 15.

Detailed Description

The invention is described in further detail below with reference to the following figures and embodiments:

example 1, as shown in fig. 1, 2, 4 and 5, an aspirator with electrocoagulation function includes an outer aspirator tube 1, an inner aspirator tube 2, an electrocoagulation head 3, an insulated wire 4 and a tube cover 7, wherein the outer aspirator tube 1 and the inner aspirator tube 2 are both flexible tubes, the inner aspirator tube 2 is sleeved inside the outer aspirator tube 1, the lower end of the inner aspirator tube 2 penetrates through the outer aspirator tube 1, the lower end of the inner aspirator tube 2 is provided with a side hole 15, the insulated wire 4 is arranged between the outer aspirator tube 1 and the inner aspirator tube 2, the insulated wire 4 is in wire connection with the electrocoagulation head 3, the electrocoagulation head 3 is fixedly bonded with the lower end of the outer aspirator tube 1, the inner wall of the outer aspirator tube 1 is provided with an annular groove 10A, the annular groove 10A is slidably connected with a sliding block 11, the sliding block 11 is rotatably connected with a rotating plate 12 through a pin shaft, the lower end of the rotating plate 12 is abutted against the outer wall of the inner aspirator tube 2, the, the upper end and the tube cap 7 of connecting plate 13 are fixed to be bonded, angle mark 14 is carved with to the upside of tube cap 7, tube cap 7 rotates with the upper end of aspirator outer tube 1 to be connected, the upper end of aspirator outer tube 1 still is fixed to be bonded has fixed handle 8, fixed handle 8 rotates through the round pin axle and is connected with turning handle 9, insulated wire 4 is equipped with two knot points, insulated wire 4 wears to locate rotor plate 12 and turning handle 9 simultaneously, the downside of rotor plate 12 and turning handle 9 is located respectively to two knot points.

The specific implementation process is as follows:

the upper end of the inner tube 2 of the aspirator is connected with a negative pressure generator 5, the free end of the insulated wire 4 is connected with a power supply 6, the lower end of the aspirator passes through the sleeve to contact an operation area, the negative pressure generator 5 and the power supply 6 are opened, accumulated liquid and smoke in the operation area are sucked out by the inner tube 2 of the aspirator, a side hole 15 is formed in the side wall of the lower end of the inner tube 2 of the aspirator, the suction efficiency is improved, meanwhile, the suction port is prevented from being blocked by a solid-state aspirator, and the electrocoagulation head 3 performs electrocoagulation hemostasis on the; when the position of an operation point and an aspirator needs to be adjusted, the tube cover 7 is rotated to adjust the angle direction of the suction end of the aspirator and the electrocoagulation head 3, the angle mark 14 is used for facilitating the rapid angle adjustment, the angle adjustment is more accurate, the lower side of the rotating plate 12 is coiled with the surplus insulated wires 4, the phenomenon that the insulated wires 4 are subjected to unrecoverable plastic deformation due to the fact that the insulated wires 4 are wound with the aspirator inner tube 2 in the process of rotating the tube cover 7 is avoided, so that the reasonable service life of the insulated wires 4 is ensured, then the rotating handle 9 is rotated downwards, the rotating plate 12 enables the aspirator outer tube 1 and the aspirator inner tube 2 to be bent under the action of two knotting points on the insulated wires 4, the adjustment of the angle is realized, and the angle size of the suction end of the aspirator and the electrocoagulation head 3 is controlled by controlling the rotating angle of the rotating handle 9; through adjusting the angle of aspirator suction end and electricity congeals head 3, the aspirator once penetrates the sleeve and has enlarged the attraction to operation district hydrops and smog and the electricity congeals to the operation point, has avoided the aspirator frequently to come in and go out the sleeve, has reduced the secondary damage that the maloperation brought for the patient among the operation process, has still reduced the number of times that aspirator and air contacted simultaneously, has reduced the risk that the operation district is infected.

Example 2, as shown in fig. 3, this example is different from example 1 in that: the inner wall of the outer tube 1 of the suction apparatus is not provided with an annular groove 10A, but is integrally formed with an annular bulge 10B, and the slide block 11 is connected with the inner wall of the outer tube 1 of the suction apparatus in a sliding way. The slider 11 is provided on the lower side of the annular projection 10B, and the rest is the same as in embodiment 1.

The above description is only an example of the present invention, and the common general knowledge of the technical solutions or characteristics known in the solutions is not described herein too much. It should be noted that, for those skilled in the art, without departing from the technical solution of the present invention, several variations and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.