CN2557084Y

CN2557084Y - Rotary suction multi-guide intracranial hematoma remover

Info

Publication number: CN2557084Y
Application number: CN 02238870
Authority: CN
Inventors: 许远海
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-06-15
Filing date: 2002-06-15
Publication date: 2003-06-25
Anticipated expiration: 2012-06-15

Abstract

A multidirectional rotating-sucking device for intracranial hematoma consists of an outer sleeve, a rotating suction pipe, a guide pipe and a jet pipe, and the utility model is applicable to various intracranial hematoma with the need of treatment by minimally invasive surgery. The outer sleeve is matched with the rotating suction pipe, the liquid and semi-solid hematoma components can be removed by gentle rub, rotation and suction, the utility model can also remove the solid blood clots around the pipe end, ease the space occupying pressure which is formed by the hematoma rapidly and form a good gap to be acted by hematoma liquefier. The guide pipe can arbitrarily guide the jet pipe to the hematoma part which is far from the rotating suction pipe and is difficult to suck, so as to carry out the washing and jetting of the hematoma liquefier, implement the comprehensive hematoma liquefying and achieve the purposes of rapid removing the intracranial hematoma, thus improving the illness of the patients and accelerating the rehabilitation.

Description

Intracranial hematoma is revolved and is inhaled many guiding scavenge units

Affiliated technical field

This utility model relates to a kind of intracranial hematoma and revolves the medical apparatus and instruments of inhaling many guiding removings.

Background technology

The intracranial hematoma that a variety of causes forms as long as reach certain volume, all can cause patient weight person death, the consequence that the lighter is seriously disabled because of the toxicity of occupy-place effect and hematoma.The hematoma occupy-place persistent period is long more, and is heavy more to the infringement of brain.Therefore in time removing intracranial hematoma is to reduce death, reduces the active treatment measure of maimed Cheng Du.At present, traditional operation is removed the method for hematoma because of the requirement condition height, and wound is big, and is not high and replaced by Wicresoft's cephalophyma clearance technique gradually to hypertensive cerebral hemorrhage patient's curative effect.In the multinomial The Application of Technology process that Wicresoft's cephalophyma is removed, find that gradually the big portion of cephalophyma is made up of firm blood clotting and small part semisolid, liquid blood constituent, liquid parts can be removed through the suction that kicks the beam, semi-solid composition can partly be removed through the strong pumping flushing, and firm blood clotting can only be removed by liquefaction and the suction of mechanicalness strand.The mechanicalness strand is inhaled and is caused hemorrhage and brain tissue impairment easily again, and complicated operation, seldom adopts.What application was more now is that a kind of intracranial hematoma by a plurality of micropores injection of needle section enzyme liquefaction hematoma is pulverized puncture needle, and this puncture needle can make the liquefier active area increase than the single hole syringe needle, but acts on limited.With this many micropores syringe needle at external puncture blood clot, penetrate syringe needle in distance blood clot surface 3mm and parallel surfaces and carry out the jet test, jet power makes the blood clot surface elevation and is not penetrated, illustrate because the fibrinous elastic reaction of blood clot, similar to blood clot jet impulse hematoma to the rubber bulb gas injection, can only limited increase liquefier and the active area of blood clot, can not comprehensive arrival hematoma each several part, very big work blind area is arranged, liquefier can only act on the hematoma around the syringe needle, and the speed of the liquefier that uses now liquefaction hematoma is slow, needs the maximum liquefaction of competence exertion in 6 hours, and each liquefaction amount is limited, need repeatedly to inject newly to join liquefier, make the liquefaction removing of a moderate hematoma need several days time, this does not obviously reach the purpose of quick removing intracranial hematoma, unfavorable rapid mitigate the disease.

Summary of the invention

Can remove the easy damaged cerebral tissue of hematoma fast in order to overcome existing mis instruments, the slow-footed deficiency of removing hematoma of injured brain tissue not, this utility model provides a kind of mis instruments, this apparatus is light to brain tissue impairment, be difficult for causing again hemorrhage, liquid state, semisolid hematoma can be removed first, the firm blood clot of part can be removed in right amount again.Can remove a certain amount of hematoma so fast and in hematoma, form one, the liquefier and the blood clot that spray injection are had than large contact surface, quicken hematoma liquefaction than large space.This apparatus can also make jet hose affact apart from hematoma puncture center part far away in addition, the irregular bigger hematoma of being convenient to liquefy.

The technical scheme in the invention for solving the technical problem is: by trocar sheath, revolve suction pipe, guide pipe and playpipe and constitute this device jointly.Trocar sheath is a hollow tubular, is made by the rustless steel or the plastic material that can use in tissue, and external diameter of pipe generally is not more than 4mm, and the length of pipe has 20～70mm plurality of specifications, so that select suitable length according to the degree of depth of inserting intracranial.The front end mouth of pipe of trocar sheath is open, continuing backward from mouth of pipe edge has 2～3 side openings on 5～10mm interior tube body, the vertical path length of side opening is greater than corresponding a plurality of apertures sum of revolving suction pipe with it, transverse diameter is wider than the aperture, single suction hole of revolving suction pipe, guarantees to revolve suction pipe and inhales when the hole has blood clot to stop up and can be shredded by side opening.Outer tube back-end links to each other with pipe cap, and pipe cap is made by rustless steel or plastics, its front end embedding trocar sheath, and built-in rubber seal ring of center fixed plays the hermetically sealed case pipe and revolves gap between the suction pipe.A side pipe that communicates with trocar sheath is arranged in the pipe cap, play the aspiration drainage effect; The pipe cap open rearward end with revolve suction pipe, lead suction pipe coupling, pipe cap rear end and side pipe all have seal cover.Revolving suction pipe is hollow tubular, its material is identical with trocar sheath, the internal diameter of external diameter of pipe coupling trocar sheath, bore is greater than 1.5mm, about the total length 10mm of length greater than trocar sheath, front end is the ball-type cecum, have after a while more than a suction hole corresponding with the trocar sheath side opening, the aperture is not less than 1.5mm, and inhaling the hole for one group that vertically arranges should be less than side opening, the blood clot in energy suction pipe week when inhaling is revolved in assurance, is shredded blood clot sucking-off by the rotatable again suction pipe that revolves of clottage by side opening in case inhale the hole.Revolve the hose coupling coupling that the suction pipe open rearward end is connected with syringe, revolve configuration tube core in the suction pipe.The guide pipe material is identical with trocar sheath, and external diameter is less than trocar sheath internal diameter 1mm at least, and bore should hold playpipe to be passed through, and length is greater than trocar sheath.Playpipe is selected general epidural catheter for use, also can select other flexible pipe for medical purpose for use, and pipe is outer scale, and the pipe front end is a cecum, and 10mm is interior by a plurality of multi-direction micropores after a while, and this pipe can reach the hematoma arbitrary portion via the guide pipe guiding.

The beneficial effects of the utility model are, instrumentarium can be standby by disposable instructions for use sealing sterilization, can be at any time under bedside, CT, operating room and other emergent place use, have suction, broken suction, the function of the remote steam ejection liquefaction agent of leading more, reduce the work blind area, can effectively remove intracranial hematoma fast.During clinical use, in the deep boring of predetermined point of puncture, revolving suction pipe then matches as tube core insertion trocar sheath, insert to the hematoma center through the bone hole, the visible blood in back that puts in place is gushed out, and can softly aspirate out liquid hematoma from revolving suction pipe, remains solid-state hematoma and can not be drawn out of because of blocking the suction hole, this moment, then the suction of suction pipe limit was revolved on the limit, and blocking the blood clot of inhaling the hole can be by trocar sheath side opening chopping sucking-off.Aspiration is controlled at about 50% of quantity of hematoma and just can reaches the purpose that alleviates hematoma occupy-place effect rapidly first, should not take out, in order to avoid cause hemorrhage more again.Then extract and revolve suction pipe, trocar sheath is fixed in that the bone hole is motionless, and guide pipe is inserted hematoma through trocar sheath, as required with playpipe to the multi-direction importing in hematoma deep, the multi-point injection liquefier fully contacts liquefier with hematoma, quicken hematoma liquefaction.After injecting liquefier, extract guide pipe, with seal cover closed outer casing pipe rear end, side pipe connects the drain of drainage bag timing open.Need inject liquefier liquefaction repeatedly for big hematoma, the elastic packing hole of playpipe through seal cover central authorities can be continued to be retained in the hematoma, so that at any time to hematoma spray liquefier.Because many steering capabilities of this apparatus can also be used for that intracranial tumor is implemented multidigit point and inject chemotherapeutics, improve curative effect.The application of this apparatus is disposable inserting, later operations is all carried out in trocar sheath, avoided repeatedly interspersed infringement to cerebral tissue, painful little, damage is light, be not subjected to the restriction of age body constitution, about half an hour, stable curative effect is rescue patient life approximately in each operation, reduce death, alleviate the degree of disablement and play good action.

Description of drawings further specifies this utility model below in conjunction with drawings and Examples.

Fig. 1 is the trocar sheath sketch map.

Fig. 2 revolves suction pipe to insert the trocar sheath sketch map.

Fig. 3 is that the guide pipe that has playpipe inserts the trocar sheath sketch map.

1. trocar sheaths among the figure, 2. side opening, 3. side pipe, 4. sleeve cap, 5. sealing ring 6. revolves suction pipe, 7. inhales the hole, 8. guide pipe, 9. playpipe, 10. pilot hole, 11. spray-holes.

The specific embodiment

In Fig. 1, trocar sheath (1) is the trocar sheath front portion, and its front end has the side opening (2) more than, and the side opening longitudinal area is greater than revolving a plurality of suctions hole (7) sum that suction pipe (6) front end is vertically arranged, horizontal area is inhaled the hole not by side opening resistance shelves greater than single suction hole when guaranteeing suction.The outer casing tube body rear portion is sleeve cap (4), and side pipe (3) and sealing ring (5) are arranged therebetween, and side pipe communicates with trocar sheath, and side pipe can be connected with plastic hose, when the opening of trocar sheath rear sleeve pipe cap is airtight, can inject liquid or drain from side pipe.

In embodiment illustrated in fig. 2, revolving suction pipe (6) inserts in the trocar sheath (1), revolve the suction pipe total length greater than trocar sheath, be positioned between the side opening (2) by a plurality of multidirectional suctions holes (7), front end has revolving of ball-type cecum to revolve suction pipe when cerebral tissue is inserted in suction pipe (6) and trocar sheath (1) coupling back to play the tube core effect simultaneously; Back-end closure ring (5) makes two ligaments airtight, and gas can not enter intracranial through this gap.The rear end of revolving suction pipe with aspirate after flexible pipe or syringe are connected, suction pipe is revolved in turn during suction, the blood clot that blocks pore (7) is promptly by the chopping of the peritreme of side opening (2), bilayer sleeve forms a kind of bullate machinery of can brokenly sucking blood.

In another embodiment shown in Figure 3, guide pipe (8) is in trocar sheath (1) chamber, constitute pilot hole (10) about crooked 90 degree in the front opening place of guide pipe, guide pipe (8) can be made any direction and rotate in trocar sheath (1), playpipe (9) also can import the hematoma deep in any direction through guide pipe (8).The playpipe front end is a cecum, around it a plurality of multidirectional spray-holes (11) is arranged, and a plurality of directions of liquid in hematoma of injecting through playpipe are sprayed.Broken suck blood swollen and inject liquefier after, playpipe (9) can also continue to be retained in the hematoma through trocar sheath (1), is convenient to through this pipe spray liquefier in hematoma repeatedly.

Claims

1. an intracranial hematoma is revolved and is inhaled many guiding scavenge units, comprise trocar sheath (1), revolve suction pipe (6), guide pipe (8), playpipe (9), it is characterized in that: trocar sheath (1) hollow tubular, its front end has one with upper-side hole (2), the rear end is sleeve cap (4) embedding, and the side pipe (3) and the sealing ring (5) that can be connected with flexible rubber hose are arranged in the sleeve cap.

2. the intracranial hematoma according to claim 1 scavenge unit that leads more, it is characterized in that: revolving suction pipe (6) front end is spherical cecum, inhale hole (7) on the front end body after a while again more than 1, when revolving suction pipe (6) with trocar sheath (1) coupling, inhale hole (7) and be positioned at side opening (2), revolving between suction pipe (6) and the trocar sheath (1) gap is sealing ring (5) sealing, and the open rearward end of revolving suction pipe can be connected with syringe or plastic cement pipe.

3. the intracranial hematoma according to claim 1 scavenge unit that leads more, it is characterized in that: the front end of guide pipe (8) has the opening approximately perpendicular to body 90 degree to constitute pilot hole (10), guide pipe (8) can pass the leading edge that trocar sheath (1) and pilot hole (11) surpass trocar sheath (1), and guide pipe (8) can rotate to all directions in trocar sheath (1).

4. the intracranial hematoma according to claim 1 scavenge unit that leads more, it is characterized in that: the front end of playpipe (9) is a cecum, a plurality of multidirectional spray-holes (11) are arranged after a while, the liquid that injects from playpipe (9) sprays from spray-hole (11), on the body of playpipe (9) scale is arranged, body can import from guide pipe (8), is subjected to the effect of pilot hole (10), the front end of playpipe (9) is the approximate right angle bending, thereby can be admitted to any part of hematoma.