CN101084833B

CN101084833B - Dilating forceps for tracheotomy operation

Info

Publication number: CN101084833B
Application number: CN200610091492A
Authority: CN
Inventors: 陈仕林
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-06-11
Filing date: 2006-06-11
Publication date: 2010-05-12
Anticipated expiration: 2026-06-11
Also published as: CN101084833A

Abstract

The invention relates to the improvement of dilating forceps used in percutaneous dilatation tracheotomy. A dilating forceps used in tracheotomy comprises a nippling lever composed of elbow and handle, a mechanism used for controlling the opening width of the elbow, and thread guide groove on the elbow. Under the action of the mechanism for controlling the opening width of the elbow, formed tracheostoma will not be two large, which can not only prevent wound caused by over sized tracheostoma, but also is in favor of rapid formation of tracheostoma and shortens operation time.

Description

A kind of stretching pliers that is used for bronchotomu

Technical field

The present invention relates to the apparatus that surgical operation uses, more particularly, relate to the stretching pliers that is used for percutaneous expansion tracheotomy and improve.

Background technology

The percutaneous tracheotomy grew up in nineteen fifty-three, but because apparatus at that time is difficult to use, and important structure causes death and few people's application around repeatedly puncturing trachea.Through a lot of scholars' effort, invented new apparatus, since 1985, the percutaneous tracheotomy just was applied to complication and the danger that clinical, new apparatus greatly reduces tracheotomy.Because this apparatus is the different tissue expanders of a plurality of diameters, begins to expand the throat tissue successively from ting model, it is time-consuming longer to finish the expansion incision of trachea.For solve the problem that prior art exists, in recent years, people have invented the elbow stretching pliers of single bore, just the tracheostoma expansion is once finished, and shortened operating time.Though existing elbow stretching pliers head is provided with the seal wire groove that holds seal wire, also can insert the seal wire groove to seal wire in actual mechanical process, and elbow stretching pliers head can successfully stretch into trachea along seal wire.But the seal wire groove on the existing elbow stretching pliers is crooked, and crooked seal wire slot length long (above 25 millimeters), and the case of bending of seal wire is uncertain, executes the patient to be difficult to fast seal wire be inserted in the crooked seal wire groove when operation; In addition, existing elbow stretching pliers only can resemble the head that pins pliers the vascular forceps, after the elbow stretching pliers struts trachea, execute the degree of strutting of the strength control elbow stretching pliers that the patient can only armrest refers to, this control action tends to influence executes concentrating of patient's attention, even might influence the operation of next step operation.

Summary of the invention

At the deficiencies in the prior art, the purpose of this invention is to provide a kind of stretching pliers that is used for bronchotomu, it not only can be inserted seal wire in the seal wire groove easily, but also can lock open pliers head.

The object of the present invention is achieved like this: a kind of stretching pliers that is used for bronchotomu, comprise 2 claw beams that connect by pivot pin, claw beam is made of pliers elbow and pliers handle, and the mechanism of control pliers elbow opening width is arranged on the claw beam, and the pliers elbow has the seal wire groove.

On the basis of technique scheme, the present invention also has following further scheme:

The mechanism of described control pliers elbow opening width is made of left sleeve pipe, right sleeve pipe, positive stop strip and locking mechanism; Left side sleeve pipe and right sleeve pipe kink respectively have spring between 2 claw beams on 2 claw beams; Left side sleeve pipe and right sleeve pipe constitute spacing syndeton by positive stop strip.

Seal wire slot length on the pliers elbow is 2 millimeters-12 millimeters.

On the described pliers elbow postive stop baffle is arranged.

There is the groove of running through described seal wire groove top.

Described claw beam is provided with light fixture.

Described pliers elbow end has the mouth of attraction, attracts a mouthful connection suction pump.

Advantage of the present invention is as follows:

Because, claw beam is provided with the mechanism of control pliers elbow opening width, so and the pliers elbow has the seal wire groove., execute the patient in the process of implementing operation, can entangle seal wire, allow the pliers elbow enter patient's trachea along seal wire by the seal wire groove on the pliers elbow, when after the pliers elbow enters patient's trachea, opening, the mechanism of control pliers elbow opening width can control open pliers elbow, thereby the finger of executing the patient is loosened, and concentrates one's energy to carry out next step operation; Because mechanism's effect of control pliers elbow opening width, the tracheostoma that forms can be not excessive. not only can prevent the excessive wound that causes of tracheostoma, and help forming rapidly tracheostoma, shortened operating time greatly. in addition, the present invention also helps the percutaneous tracheotomy operant level that generally improves the doctor.

The present invention takes to also have following advantage behind the further step:

The mechanism of described control pliers elbow opening width is made of left sleeve pipe, right sleeve pipe, positive stop strip and locking mechanism; Left side sleeve pipe and right sleeve pipe kink respectively have spring between 2 claw beams on 2 claw beams; When left side sleeve pipe and right sleeve pipe constitute spacing syndeton by positive stop strip, execute the patient and only need unclamp the pliers handle, the pliers elbow can open according to the opening width that sets in advance under the effect of spring.

When the seal wire slot length on the pliers elbow is 2 millimeters-12 millimeters, is easy to coincide owing to the seal wire slot length is short, and entangles seal wire with seal wire.

When there is the groove of running through described seal wire groove top, can make seal wire wide-angle enter the pliers elbow.

When on the described pliers elbow postive stop baffle being arranged, can prevent that pliers from excessively going deep into trachea and damaging tracheal tissue.

When described claw beam is provided with light fixture, can remedy the illumination deficiency of shadowless lamp.

Described pliers elbow end has the mouth of attraction, when attracting mouth to connect suction pump, can absorb the blood at operative incision place easily.

Description of drawings

Accompanying drawing 1 is the structural representation of spring;

Accompanying drawing 2 is structural representations of the present invention;

Accompanying drawing 3 is that control pliers elbow opens the sketch map of mechanism;

Accompanying drawing 4 is enlarged drawings of pliers elbow;

Accompanying drawing 5 is the pliers elbow ends that amplify on Fig. 4 basis;

Accompanying drawing 6 is structural representations that baffle plate is set on the pliers elbow.

The specific embodiment

Below in conjunction with accompanying drawing in detail embodiments of the present invention are described in detail:

Referring to Fig. 2. a kind of stretching pliers that is used for bronchotomu, claw beam 6 is similar with existing elbow stretching pliers, claw beam 6 also is made of pliers elbow 1 and pliers handle, and 2 claw beams 6 constitute by pivot pin and are rotatably connected. and the pliers handle is the circle that claw beam 6 afterbodys can stretch into finger. and inventive point of the present invention is: have the mechanism 4 of mechanism's 4. control pliers elbows, 1 opening width of control pliers elbow 1 opening width that a variety of embodiments are arranged on the claw beam 6, in this measure one example: the mechanism of described control pliers elbow 1 opening width is by left sleeve pipe 300, right sleeve pipe 301, positive stop strip 304 and locking mechanism constitute; Left side sleeve pipe 300 and right sleeve pipe 301 kink respectively have spring 01 between 2 claw beams 6 on 2 claw beams 6; Left side sleeve pipe 300 and right sleeve pipe 301 are by being equipped with spring 01. referring to Fig. 1 between the spacing syndeton .2 root claw beam 6 of positive stop strip 304 formations. and spring 01 can be made the U-shaped structure, it is enough big that the elastic force of spring 01 is wanted, its elastic force is can strut tracheostoma degree of being. left sleeve pipe 300 and right sleeve pipe 301 respectively kinks on 2 claw beams 6 and can before and after slide, control the opening width of pliers elbow 1 in the front and back slip scalable on the claw beam 6 by left sleeve pipe 300 and right sleeve pipe 301. referring to Fig. 2 and Fig. 3. described locking mechanism is mounted in the fixed screw 302 on the right sleeve pipe 301, when fixed screw 302 is tightened, the head of fixed screw 302 may be locked on the claw beam 6 and right sleeve pipe 301 is slided. and an end of positive stop strip 304 constitutes by bearing pin 305 and left sleeve pipe 300 and flexibly connects, the other end of positive stop strip 304 by elongated slot kink on the positive stop strip 304 on the pin 303 on the right sleeve pipe 301, be that left sleeve pipe 300 has the effect of hook 5. claw beams 6 afterbody hooks 5 identical with the mutual interlocking gear on the vascular forceps with right sleeve pipe 301 by the afterbody that positive stop strip 304 constitutes spacing syndeton .2 root claw beam 6, when 2 claw beams 6 merge, 2 claw beams 6 are together interlockable, thereby 2 pliers elbows 1 are combined. pliers elbow 1 has seal wire groove 401, when 2 pliers elbows 1 combine, seal wire groove 401 can form the pipeline of a sealing, and seal wire groove 401 merges the closed conduct diameter of back formation 1.5 millimeters-3 millimeter.

Referring to Fig. 4 and Fig. 5.Seal wire groove 401 on the pliers elbow 1 is very short, seal wire groove 401 length on the pliers elbow 1 are 2 millimeters-12 millimeters, seal wire groove 401 merge closed conduct that the back forms be straight pipeline length also at 2 millimeters-12 millimeters, straight pipeline length 6 millimeters more suitable, easier like this seal wire is sandwiched wherein.

Pliers elbow 1 end is done forr a short time as far as possible, and makes the pure head of circle, and such structure is difficult for injuring tissue.

Referring to Fig. 4 and Fig. 5.There is the groove of running through 400 described seal wire groove 401 tops, run through groove 400 and are being close to seal wire groove 401, run through groove 400 and be the depression position on the pliers elbow 1, and when 2 pliers elbows 1 merged, groove 400 was promptly run through in the gap of intermediate formation.The width that runs through groove 400 runs through the length 20-40 millimeter of groove 400 in the 2-3 millimeter.Run through groove 400 and hold seal wire.

Referring to Fig. 6.On the described pliers elbow 1 postive stop baffle 600 is arranged.The flexibility of the postive stop baffle 600 of pliers elbow 1 is corresponding to neck, and postive stop baffle 600 is unsuitable long, and its length is advisable not influence operation technique.

Described claw beam 6 is provided with light fixture 2.Light fixture 2 can be fixed on by the mode of clamping on the claw beam 6, and light fixture 2 is just installed where necessary.Light fixture 2 is high brightness LEDs, and battery and switch can be installed on the claw beam 6.

Referring to Fig. 2.Described pliers elbow 1 end has the mouth of attraction, attracts a mouthful connection suction pump 3.Described suction pump 3 can be electrodynamic pumps such as electromagnetic pump.The attraction mouth of pliers elbow 1 end can be the pipeline opening on pliers elbow 1 end, and the pipeline opening diameter is in 1 millimeter, and pipeline opening can connect suction pump 3 by the passage of claw beam 6 inside.In addition, the pipeline opening on pliers elbow 1 end can be the plastic conduit of diameter 1 millimeter, and plastic tube is bonded on the pliers elbow 1, and plastic conduit one end is at pliers elbow 1 end, and the other end of plastic conduit connects suction pump 3.

Claims

1. stretching pliers that is used for bronchotomu, comprise 2 claw beams (6) that connect by pivot pin, claw beam (6) is made of pliers elbow (1) and pliers handle, it is characterized in that, the mechanism that control pliers elbow (1) opening width is arranged on the claw beam (6), pliers elbow (1) has seal wire groove (401), and seal wire groove (401) length on the pliers elbow (1) is 2 millimeters-12 millimeters, and there is the groove of running through (400) described seal wire groove (401) top.

2. a kind of stretching pliers that is used for bronchotomu according to claim 1 is characterized in that, the mechanism of described control pliers elbow (1) opening width is made of left sleeve pipe (300), right sleeve pipe (301), positive stop strip (304) and locking mechanism; Left side sleeve pipe (300) and right sleeve pipe (301) kink respectively have spring (01) between 2 claw beams (6) on 2 claw beams (6); Left side sleeve pipe (300) constitutes spacing syndeton with right sleeve pipe (301) by positive stop strip (304).

3. a kind of stretching pliers that is used for bronchotomu according to claim 1 is characterized in that, postive stop baffle (600) is arranged on the described pliers elbow (1).

4. a kind of stretching pliers that is used for bronchotomu according to claim 1 is characterized in that described claw beam (6) is provided with light fixture (2).

5. a kind of stretching pliers that is used for bronchotomu according to claim 1 is characterized in that, described pliers elbow (1) end has the mouth of attraction, attracts a mouthful connection suction pump.