CN108671376A

CN108671376A - A kind of dept. of dermatology's anti-return medicator

Info

Publication number: CN108671376A
Application number: CN201810551839.2A
Authority: CN
Inventors: 孙亚娟
Original assignee: Individual
Current assignee: Guo Tian
Priority date: 2018-05-31
Filing date: 2018-05-31
Publication date: 2018-10-19
Anticipated expiration: 2038-05-31
Also published as: CN108671376B

Abstract

The present invention relates to a kind of dept. of dermatology's anti-return medicators, including horizontally disposed piston cylinder, piston, the piston push rod and applying head being placed on the right side of piston, the left end of the piston cylinder has horizontally disposed extrusion cavities, there is the ball valve that control extrusion cavities are opened and are closed on piston cylinder, there is the gear that the valve rod with ball valve rotates coaxially on piston cylinder, it is wound with scroll spring on the valve rod, one end of scroll spring is connect with valve rod, the other end of scroll spring is connect with piston cylinder, and valve rod rotates under the twisting force of scroll spring makes ball valve be in closed state；There are the horizontally disposed rack being placed on the right side of applying head, the left side of piston cylinder to offer the jack to match with rack on the applying head, a part of gear teeth of gear are placed in jack, there is horizontally disposed medicine outlet hole corresponding with extrusion cavities on applying head.

Description

A kind of dept. of dermatology's anti-return medicator

Technical field

The present invention relates to dept. of dermatology's medical instrument technical field, especially a kind of dept. of dermatology's anti-return medicator.

Background technology

During treating skin disease, drug can be directly applied to the affected area of patient by external used medicine therapy, because And its therapeutic effect highly significant, it is the main means for the treatment of skin disease；But since most external used medicines are generally hose package The paste or liquid of dress, when use, need to squeeze out and smeared from the package, therefore, during smearing, work as medicine outlet After with the finger of operating personnel or directly being contacted with the lesions position of patient, the medicine outlet of drug and drug packages can be made by two Secondary pollution easily generates cross-infection when the later stage reuses with other patients, is unfavorable for the treatment of disease and thorough rehabilitation.

Simultaneously as the dosage of such drug, depending on the state of an illness, drug will not be disposably finished under normal circumstances, remaining Drug needs are sealed for future use；And during preservation, it on the one hand there is above-mentioned secondary pollution, another party Face may be such that drug is extruded, cause medical resource after drug storage because of influences such as various external factor such as weight, temperature Serious waste.

Further, since ointment, which smears treatment, has great convenience, therefore general skin disease is not required to hospitalization, Patient can voluntarily smear according to doctor's advice；But it is different from professional medical environment, the preservation of drug is more random when family uses, and appoints Who may generate with drug and contact, and be easy to cause disease infection；In addition, external used medicine is to forbid to be used under normal conditions Oral, once someone swallows drug due to eating by mistake, it will and it brings and is difficult to expect safety accident.

In conclusion existing externally applied drug occupation mode not only easily makes to generate disease between patient, medical staff and family members Propagation and cross-infection, there is also the danger easily eaten, and have larger medical security risks.

Invention content

For the above situation, to make up the technical deficiency present in the prior art, a kind of dept. of dermatology of present invention offer prevents back Medicator is flowed, secondary pollution and medical security risks existing for solve the problems, such as in a manner of existing externally applied drug smearing.

Its solve technical solution be：Including horizontally disposed piston cylinder, the horizontal sliding being placed in piston cylinder piston, Be placed on the right side of piston and with the piston push rod that piston is connect and the applying head being placed on the left of piston cylinder, the left end of the piston cylinder There are horizontally disposed extrusion cavities, has the ball valve that control extrusion cavities are opened and are closed on piston cylinder, there is the valve with ball valve on piston cylinder The gear that bar rotates coaxially is wound with scroll spring on the valve rod, and one end of scroll spring is connect with valve rod, scroll spring The other end is connect with piston cylinder, and valve rod rotates under the twisting force of scroll spring makes ball valve be in closed state；The painting There is the horizontally disposed rack being placed on the right side of applying head on turning round, the left side of piston cylinder is offered inserts with what rack matched A part of gear teeth in hole, gear are placed in jack, there is horizontally disposed medicine outlet hole corresponding with extrusion cavities on applying head；Work as painting It turns round when moving right, rack enters in jack and generates engaged transmission with gear, and ball valve is rotated with gear and will gradually be squeezed out Hole is opened, while medicine outlet hole is moved closer to extrusion cavities.

The present invention is easy to operate, only applying head and piston cylinder need to link together, you can realize extrusion and the painting of drug It smears, and does not have to concern mutual infection or cross-infection between patient, medical staff and family members；Meanwhile it only being mounted with to apply Drug when turning round in piston cylinder can be just extruded, and therefore, in drug storage or transportational process, drug can be prevented to be squeezed Go out, drug will not occur and be extruded the case where eating.

Description of the drawings

Fig. 1 is the front view of the present invention.

Fig. 2 is the A-A sectional views of the present invention.

Fig. 3 is the front view when present invention uses.

Fig. 4 is the isometric cutaway view of the present invention.

Specific implementation mode

The specific implementation mode of the present invention is described in further detail below in conjunction with attached drawing.

It is provided by Fig. 1 to Fig. 4, the present invention includes horizontally disposed piston cylinder 1, the horizontal sliding that is placed in piston cylinder 1 Piston 2, the applying head 4 for being placed in the piston push rod 3 connecting on the right side of piston 2 and with piston 2 and being placed in 1 left side of piston cylinder, it is described The left end of piston cylinder 1 has horizontally disposed extrusion cavities 5, there is the ball valve 6 that control extrusion cavities 5 are opened and are closed, piston on piston cylinder 1 There is the gear 7 that the valve rod with ball valve 6 rotates coaxially on cylinder 1, scroll spring 8, one end of scroll spring 8 are wound on the valve rod It is connect with valve rod, the other end of scroll spring 8 is connect with piston cylinder 1, and valve rod rotates under the twisting force of scroll spring 8 makes ball Valve 6 is in closed state；There are the horizontally disposed rack 9 for being placed in 4 right side of applying head, a left side for piston cylinder 1 on the applying head 4 End face offers the jack 10 to match with rack 9, and a part of gear teeth of gear 7 are placed in jack 10, have and squeeze on applying head 4 Portal 5 corresponding horizontally disposed medicine outlet holes 11；When applying head 4 moves right, rack 9 enters in jack 10 and and gear 7 generate engaged transmission, and the spool of ball valve 6 rotates with gear 7 through valve rod and gradually opens extrusion cavities 5, at the same medicine outlet hole 11 with Extrusion cavities 5 move closer to.

Preferably, having the cavity 12 for being placed in 11 left side of medicine outlet hole on the applying head 4 and being placed in 12 left side of cavity Multiple tap holes 13, medicine outlet hole 11 are connected to cavity 12, and multiple tap holes 13 are connected to simultaneously with cavity 12.

Preferably, there is the card slot 14 of the circumference setting along extrusion cavities 5 on the piston cylinder 1, have on applying head 4 With the matched buckle 15 of card slot 14, when buckle 15 buckles into card slot 14, ball valve 6 fully opens, the left side of piston cylinder 1 and painting Turn round 4 right side fitting, extrusion cavities 5 are connected with medicine outlet hole 11.

Preferably, there is pull handle 16 on the buckle 15, pull pull handle 16 that buckle 15 can be made to turn up, so with card slot 14 Separation.

Preferably, there is the push handle 17 for being placed in 1 right side of piston cylinder on the piston push rod 3.

For the present invention in use, pulling push handle 17 that piston 2 is pulled out piston cylinder 1 to the right, drug is filled into will after piston cylinder 1 Piston 2 is again pushed into, and refering to attached drawing 1 and attached drawing 3, rack 9 and jack 10 are corresponded, and move right applying head 4, rack 9 It being inserted into jack 10 and generates engaged transmission with gear 7, the spool of ball valve 6 rotates with gear 7 and gradually opens extrusion cavities 5, Medicine outlet hole 11 is moved closer to extrusion cavities 5 simultaneously；After applying head 4 is bonded with piston cylinder 1, medicine outlet hole 11 is complete with extrusion cavities 5 Connection, the spool of ball valve 6 turn over 90 degree, and extrusion cavities 5 fully open.

The left end of applying head 4 is contacted with patient's affected area, push push handle 17, piston 2 slide to the left and by drug successively It is pushed into extrusion cavities 5 and medicine outlet hole 11, the drug in medicine outlet hole 11 is on the increase and is entered in cavity 12, and then by tap hole 13 Flow out to the outside of applying head 4；Mobile piston cylinder 1 makes applying head 4 in affected area Frictional Slipping, then the drug being extruded is smeared To affected area, completes drug and smear operation.

It after the completion of smearing, pulls pull handle 16 that buckle 15 is made to turn up, detaches, be moved to the left with card slot 14 to which 15 will be buckled Applying head 4, rack 9 slide to the left in jack 10, and the generation of gear 7 rotates backward and drives the spool of ball valve 6 while rotating, ball Extrusion cavities 5 are gradually closed by valve 6；When rack 9 is completely disengaged from jack 10, the spool of ball valve 6 reversely turns over 90 degree, squeezes out Hole 5 is closed by ball valve 6 again, and the drug in piston cylinder 1 can not be extruded, it is possible to prevente effectively from drug by external environmental with And maloperation the case where squeezing out drug.

In addition, when rack 9 engages end with gear 7 and completely disengages, due to the storage power effect of scroll spring 8, ball valve 6 Spool remain at closed state under the twisting force of scroll spring 8, it can be ensured that applying head 4 be detached from piston cylinder 1 In the case of, extrusion cavities 5 will not be opened surprisingly.

When the drug whole extrusion or storage deficiency in piston cylinder 1, piston 2 can be pulled out, be pushed away again after drug is supplemented Enter, thus the present invention can recycle, and save medical resource.

Structure of the invention is exquisite, using simple, only applying head and piston cylinder need to link together, you can realize drug It squeezes out and smears, and different patients are can be used to by replacing applying head, it is not necessary to worry between patient, medical staff and family members Mutually infection or cross-infection greatly facilitate dermopathic external medication operation；Simultaneously as being only mounted with Drug when applying head in piston cylinder can be just extruded, and therefore, in drug storage or transportational process, can prevent drug quilt It squeezes out, drug will not occur and be extruded the case where eating, improve safety in utilization.

Claims

1. a kind of dept. of dermatology's anti-return medicator, including horizontally disposed piston cylinder（1）, piston（2）, be placed in piston（2）Right side Piston push rod（3）And applying head（4）, which is characterized in that the piston cylinder（1）Left end have horizontally disposed extrusion cavities （5）, piston cylinder（1）On have control extrusion cavities（5）The ball valve opened and be closed（6）, piston cylinder（1）On have and ball valve（6）Valve The gear that bar rotates coaxially（7）, scroll spring is wound on the valve rod（8）, scroll spring（8）One end connect with valve rod, Scroll spring（8）The other end and piston cylinder（1）Connection, valve rod is in scroll spring（8）Twisting force under rotation make ball valve（6） In closed state；The applying head（4）On be placed in applying head（4）The horizontally disposed rack on right side（9）, piston cylinder （1）Left side offer and rack（9）The jack to match（10）, gear（7）A part of gear teeth be placed in jack（10）It is interior, Applying head（4）On have and extrusion cavities（5）Corresponding horizontally disposed medicine outlet hole（11）；Work as applying head（4）When moving right, tooth Item（9）Into jack（10）Interior and and gear（7）Generate engaged transmission, ball valve（6）Spool through valve rod with gear（7）Rotation and Gradually by extrusion cavities（5）It opens, while medicine outlet hole（11）With extrusion cavities（5）It moves closer to.

2. a kind of dept. of dermatology's anti-return medicator according to claim 1, which is characterized in that applying head（4）On be placed in Medicine outlet hole（11）The cavity in left side（12）Be placed in cavity（12）Multiple tap holes in left side（13）, medicine outlet hole（11）With cavity （12）Connection, multiple tap holes（13）With cavity（12）It is connected to simultaneously.

3. a kind of dept. of dermatology's anti-return medicator according to claim 1, which is characterized in that piston cylinder（1）On have along squeeze Portal（5）Circumference setting card slot（14）, applying head（4）On have and card slot（14）Matched buckle（15）.

4. a kind of dept. of dermatology's anti-return medicator according to claim 3, which is characterized in that buckle（15）On have pull handle （16）.

5. a kind of dept. of dermatology's anti-return medicator according to claim 1, which is characterized in that piston push rod（3）On set In piston cylinder（1）The push handle on right side（17）.