CN2046389U - Drainage-ventilation tube setting instrument for use in tympanic membrance operation - Google Patents

Abstract

The utility model discloses an improved drainage-ventilation tube arranging instrument for use in tympanic membrane operation, comprising the improvements of a drilling part and a mounting part. The drainage-ventilation tube arranging instrument for use in tympanic membrane is characterized in that an arched lip-shaped bulge is arranged at the front port of a through needle tube, so that a through needle can be left with a proper length after the through needle tube is arranged; a specially made tapered driller with a tip is adopted, so that the diameter of a tympanic membrane incised hole can be moderate. When a patient is operated by using the drainage-ventilation tube arranging instrument for use in tympanic membrane operation, and tubes for operation can be prepared safely, conveniently and accurately in a very short period (only a plurality of seconds).

Description

Drainage-ventilation tube setting instrument for use in tympanic membrance operation

The invention belongs to a kind of medical apparatus and instruments, the drain breather medical operation apparatus of (also claiming the ventilation button) is installed in particularly a kind of otology tympanum boring back that is used for.

At present, it is increasing that middle ear effusion need be installed the patient of tympanum drain breather, but most of hospitals still use traditional tube adapter for drum membrane method, promptly before tubulature, cut a hole with myringotome lower quadrant before or after the tympanum earlier, living hard insertion of breather with the sub-tweezer of aural forceps cuts in the hole, pipe be difficult for to insert, often patient's pain unbearably, drenched with blood, this pipe method of putting on average need be made an appointment with half an hour, and the hospital that has must operate at the operating room microscopically.Since 1980, once introduced the new technique of several drain breather placing devices on the Chinese hals,Nasen und Ohrenheilkunde magazine.The technology that has is the plastic tube with a finer wire overcoat one transfusion usefulness, because the plastic tube front port does not have lip shape evagination, and the internal diameter of breather is many and transfusion plastic tube sizableness, when putting pipe, because of firmly in tympanum is cut the hole, pushing, be easy to breather is inserted on the transfusion plastic tube, when withdrawing from placing device, breather extracted made the tubulature failure again.By breather placing device technology form by three parts: the front end that the arm main part is cut at placing device by first welds a cleansing pin pipe, and triangularity point projection (high about 1.5-2mm) is done in the port of cleansing pin pipe top.Second portion is that placing device is cut the arm adnexa, be to be used for the transmission cleansing pin, cleansing pin is moved forward and backward in the cleansing pin pipe, third part is a cleansing pin, it and cut the arm adnexa and link together, when cut the arm master, when adnexa is closed, cleansing pin stretches out about cleansing pin pipe port 4mm, and when opening, cleansing pin moves backward and is retracted in the cleansing pin pipe.More than the grommet placing device of Jie Shaoing exists following shortcoming: do not have lip shape projection at cleansing pin pipe front port, what have only makes triangle point projection, breather is aimed at tympanum cut the hole when sending into tympanum, can only push away firmly, or only depend on the triangled tip projection of cleansing pin mouth of pipe top to promote, because of not having motive force in other aspects, so it is firmly uneven, make breather in the propelling movement process, deflection take place, when patient's head was not intended to rotate, very easy external auditory meatus being hooked by the projection of triangle point caused skin injury; Cleansing pin exposes at cleansing pin pipe front port and has only about 4mm, exposed portions serve is short partially, after refilling breather, because of the general length of breather just has 3-4mm, with regard to few of remaining length, so just can't stretch into tympanum and cut that the indoor sidewall of contact drum plays the guide effect in the hole, it is difficult to put the disposable success of pipe; In the hole that diaphragm-operated front or rear lower quadrant is cut, this size of cutting the hole is difficult to grasp with myringotome, and during tubulature, if Kong Taida, pipe easily embedding also easily comes off, if cut Kong Taixiao, pipe is difficult for embedding, and often makes patient's pain unbearably, and is drenched with blood.

Task of the present utility model is that a kind of improved otology tympanostomy tube placing device will be provided, it comprises boring part and mounting portion, can make the doctor when performing an operation on a patient, can be in the extremely short time (generally need only several seconds), fool proof, easy, carry out the tubulature operation exactly.

Task of the present utility model is achieved in that its mounting portion is to be processed with an above arc lip shape projection at least at cleansing pin pipe front port, also can be processed into rounded lip shape projection, like this when pushing breather, all directions are deflection more not firmly, allow the external diameter of lip shape projection greater than the breather internal diameter simultaneously, when pushing breather, can be because of firmly greatly breather being inserted on the cleansing pin pipe; After cleansing pin put breather, it is long that its front end should expose 2-8mm, when putting pipe, can stretch into and cut the hole and contacted probe guide effect with the tympanum medial wall, makes accurately deflection not of tubulature position.Moderate in order to make tympanum cut bore dia, use special special tympanum borer instead in the boring part, (or claiming perforator), the drill-shape of borer is sharp cone distal, and the diameter of borer should be identical with the external diameter of breather.

Use this utility model erector to settle breather (button), can under the situation that guarantees the operation quality, greatly improve tubulature efficient, the tubulature time is shortened greatly, general needs the several seconds, the tympanum damage less, patient is painful lacks, and less demanding to tympanum anesthesia, only need obey tranquilizer to uncooperative child and get final product tubulature, the disposable success of operation multipotency.

Below in conjunction with drawings and Examples this utility model is described further.

Fig. 1 is the structural representation of first embodiment of this utility model.Fig. 2 is the partial enlarged drawing of placing device part parts.

Wherein: 1-1, cleansing pin, 1-2, breather, 1-3, lip shape projection, 1-4, cleansing pin pipe, 1-5, holding screw, 1-6, hands button, 1-7, hands button, 1-8, clasp, 1-9, clasp principal arm, 1-10, borer.

See figures.1.and.2, all easily breather 1-2 is embedded tympanum when making seat and clinostatism and cut in the hole, can do a groove at cleansing pin 1-1 front end and be a spill cervical region, during operation, allow breather 1-2 be stuck in spill cervical region difficult drop-off, make and put the easy one-tenth of tube side.If because of the processing technique complexity, this groove also can be processed, and notes in the operation not allowing breather 1-2 come off just.Cleansing pin 1-1 should have enough length, put breather 1-2 after, front end should expose the length of 2-8mm, puts when pipe, stretches into to cut the hole and contacted probe guide effect with the tympanum medial wall.Cleansing pin 1-1 is enclosed in the cleansing pin pipe 1-4, and its other end is fixed on the hands button 1-6 with holding screw 1-5.The front port of cleansing pin pipe 1-4 has rounded lip shape projection 1-3, it also can be at least more than one curved lip shape projection, and external diameter is greater than the internal diameter of breather 1-2, and lip shape projection 1-3 and cleansing pin pipe 1-4 can make all-in-one-piece, also can be separate assemblings.The other end of cleansing pin pipe 1-4 is fixed on the clasp principal arm 1--9 with holding screw 1-5, and hands button 1-6 is sleeved on the clasp principal arm 1-9, and it can be free to slide on clasp principal arm 1-9.Moderate for making tympanum cut the diameter in hole, adopted special tympanum borer 1-10 to replace myringotome, it is conical that the head of borer 1-10 is point, it also can be the cusped edge taper, the diameter of borer 1-10 is pressed the external diameter design of breather 1-2, should be consistent with the external diameter of various different size breathers respectively.Do when putting the pipe operation, allow the patient get seat or clinostatism, the tympanum borer 1-10 moderate with diameter stings a hole on tympanum, breather 1-2 is enclosed within on the groove of cleansing pin 1-1 front end, finger-stall on hands button 1-7 and clasp 1-8, is aimed at tympanum with cleansing pin 1-1 and cut the hole, slightly firmly tighten up hands button and clasp, breather 1-2 can be pushed into tympanum, and its recess is embedded on the tympanum.Do not hide sight line when performing the operation, cleansing pin pipe 1-4 pipe shaft part slight curvature can be made arc shape yet in order to make.

Fig. 3 is the parts sketch map of second embodiment of the present utility model, wherein: 2-1, cleansing pin, 2-2, breather, 2-3, lip shape projection, 2-4, cleansing pin pipe, 2-5, cleansing pin base, 2-6, cleansing pin seat (borer slightly).

Cleansing pin 2-1 and cleansing pin seat 2-6 fuse as can be seen with reference to Fig. 3, cleansing pin pipe 2-4 and cleansing pin base 2-5 fuse, during operation, cleansing pin 2-1 is inserted in the cleansing pin pipe 2-4, putting breather 2-2 can use, easy to operate for making, on cleansing pin base 2-5 and cleansing pin seat 2-6,, also can make short staight shank into clasp.

Fig. 4 is the structural representation of the 3rd embodiment of the present utility model, wherein: 3-1, cleansing pin, 3-2, breather, 3-3, lip shape projection, 3-4, cleansing pin pipe, are cut arm at 3-5,3-6, cut arm (borer is slightly).

With reference to Fig. 4, total latter half of resembles a shears, its Center Vent tube 3-4 is welded on and cuts on the arm 3-5, cleansing pin 3-1 and another are cut arm 3-6 and are linked together, cutting arm 3-6 is to be used for transmission cleansing pin 3-1, and during operation, making two, to cut arm spare closed or open, can make cleansing pin 3-1 in cleansing pin pipe 3-4, move forward and backward certain distance, thereby realize putting the required action of pipe.

Fig. 5 is the structural representation of the 4th embodiment of the present utility model.

Fig. 6 is the enlarged drawing of cleansing pin, cleansing pin pipe fore-end.

Wherein: 4-1, cleansing pin, 4-2, breather, 4-3, lip shape projection, 4-4, cleansing pin pipe, are cut arm at 4-5,4-6, cut arm, the cleansing pin 4-1 of this embodiment is enclosed within (also can not overlapping) the lip shape projection 4-3, but is not enclosed within the cleansing pin pipe 4-4, when making two to cut that arm spare opens or when closed, move forward and backward mutually between cleansing pin 4-1 and the cleansing pin pipe 4-4, thereby realized putting the required action of pipe operation.

Annotate: the first digit in the digital sequence number of above four embodiment parts is represented the sequence number of embodiment, and second digit is represented component serial number.

Claims (5)

1, a kind of tympanum drain breather placing device that is used for the otology operation, it comprises cleansing pin 1, cleansing pin pipe 4 and boring part, it is characterized in that: have an above arc lip shape projection 3 (also can be a kind of garden shape lip shape projection) at least at cleansing pin pipe 4 front ports, the external diameter of this lip shape projection 3 is greater than the internal diameter of breather 2; After cleansing pin 1 put breather 2, the length that its front end exposes was 2-8 ^MmThe boring part has been used tympanum borer 10 instead, and the drill-shape of borer 10 is sharp cone distal, and the diameter of borer 10 is identical with the external diameter of breather 2.

2, according to the described breather placing device of claim 1, it is characterized in that lip shape projection 3 and cleansing pin pipe 4 can make all-in-one-piecely, also can be separate assembling.

3, according to the described breather placing device of claim 1, it is characterized in that the bit part of borer 10 is the point taper shape, also can be the cusped edge taper.

4, according to the described breather placing device of claim 1, it is characterized in that the front end of cleansing pin 1 can be done a groove, be a spill cervical region.

5,, the pipe shaft part slight curvature of cleansing pin pipe 4 can be made arc shape according to the described breather placing device of claim 1.

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