CN208678154U - Spray equipment suitable for disposable stem cell injection liquid - Google Patents

Abstract

The utility model relates to a kind of spray equipments suitable for disposable stem cell injection liquid, scientific structure design is reasonable, turnover injection needle is arranged in innovation on the outer tube of stem cell suspension spraying equipment, disposable stem cell injection liquid ampoule bottle need to be only inserted on the injection needle when use, stem cell suspension is become into small molecule spray form form by air pressure, gas flow is controlled by air pressure valve, be conducive to uniformly spray stem cell suspension Tu on wound face, injection needle overturning is put into rectangular channel and sealed fixation when not in use, facilitate storage and carrying, meet the use demand of a tractor serves several purposes, save the cost, improve service efficiency.

Description

Spray equipment suitable for disposable stem cell injection liquid

Technical field

The utility model belongs to stem-cell therapy field, is related to stem-cell therapy instrument, especially a kind of to be suitable for once The spray equipment of property stem cell injection liquid.

Background technique

Stem cells technology is the third class medical technology after drug therapy, operative treatment, have wound it is small, without rejection Reaction does not increase the features such as lesions of liver and kidney, in the therapeutic intervention of vascular lesion, system retrogression pathological changes and autoimmune disease In have extraordinary effect, be a most important branch in regenerative medicine.

Stem-cell therapy has wide application in burn rehabilitation, dermatoplastic treatment, how that stem cell suspension is uniformly fixed To be distributed on untargeted skin tissue region be current domestic main method since this field is consistent It is the progress stem cell gel smearing on wound face, there is smearing unevenly, the problem of specific aim difference had both increased the pain of sufferer It is bitter to cause the waste of stem cell again.

In order to solve the above-mentioned technical problem the present inventor has invented a kind of stem cell suspension spraying equipment, will be done using air pressure Cell suspension is converted into small molecule mist and is sprayed on the wound face of patient, but the equipment has a problem that, i.e. injection-tube It is detachable structure setting, and most of existing disposable stem cell injection liquid is the ampoule bottle being sealed, it is easy with the equipment Secondary pollution is caused, and there is a problem of that equipment is stored, is inconvenient to carry.

Utility model content

The purpose of the utility model is to overcome in place of the deficiencies in the prior art, provide a kind of facilitate storage and carrying, have Effect increases that stem cell suspension spraying effect, to be especially adapted for use in disposable injection ampoule bottle, surgical procedure simple controllable dry thin The spray equipment of born of the same parents' injection.

The utility model solves above-mentioned technical problem and adopts the following technical solutions to achieve:

A kind of spray equipment suitable for disposable stem cell injection liquid, including shell, outer sleeve, spray head and appendix, The housing forward end installs outer sleeve, and the front end of the outer sleeve is arranged in spray head, and the appendix successively installed spray head, housing Cylinder and shell, the front that the front end of the appendix is against spray head are set as gas outlet, and the rear end of the appendix passes through the shell Tail end connect with gas transmission interface and be set as air inlet, the gas transmission interface is connect with external gas generating unit, in the shell Air valve is installed on internal appendix, which connects control by the trigger that the hull outside is arranged in, in the outer tube It is upper integrally to have produced rectangular enclosure block, it is provided with square groove on the rectangular enclosure block, activity is embedded with one in the square groove A ball is vertically fitted with an injection needle in the ball, offers the first rectangular channel in the side of the square groove, It is corresponding with first rectangular channel to offer the second rectangular channel on the bottom plate of the rectangular enclosure block, in the rectangular enclosure On the bottom plate of block, the two sides of second rectangular channel are provided with hinge lock, and the injection needle may be reversed level and be placed on In first rectangular channel and the second rectangular channel, and fixed using hinge lock.

Moreover, L-type perfusion tube is arranged in the outer tube, the upper end infusion entrance of the L-type perfusion tube with it is described Outer tube vertically installed the rectangular enclosure block, square groove, was connected to the injection needle in the ball, lower end infusion Outlet is co-axially located in the appendix and is arranged in parallel with the outer tube, and the infusion outlet and the gas outlet of appendix are flat Together.

Moreover, being provided with level board for fixing in the lower part of the shell, which can be fixed by screws in On station.

It the advantages of the utility model and has the beneficial effect that

1, rectangular enclosure block has integrally been produced on the outer tube of the present apparatus, it is movable in the square groove of the rectangular enclosure block Embedded with a ball, it is vertically fitted with an injection needle in the ball, which may be reversed, when not in use can be with It preventing in the first rectangular channel and the second rectangular channel, and is fixed using hinge lock, when use, only needs turning vertical in outer tube, Facilitate the disposable injection ampoule bottle of various dose to use, it is convenient and healthy, and store and it is easy to carry.

2, L-type perfusion tube is provided in the outer tube of the present apparatus, the upper end of L-type perfusion tube infusion entrance and described outer Casing vertically installed the rectangular enclosure block, square groove, was connected to the injection needle in the ball, lower end is infused out Mouth is co-axially located in the appendix and is arranged in parallel with the outer tube, and the infusion outlet and the gas outlet of appendix are flat Together, the stem cell suspension in disposable stem cell injection liquid is injected in wound surface in the form of spray form using air pressure, effectively Increase spray area, so that stem cell is uniformly distributed in wound face, improves therapeutic effect.

3, the utility model scientific structure design is reasonable, and setting can on the outer tube of stem cell suspension spraying equipment for innovation Disposable stem cell injection liquid ampoule bottle need to be only inserted on the injection needle by the injection needle of overturning, when use, will be dry thin Born of the same parents' suspension becomes small molecule spray form form by air pressure, controls gas flow by air pressure valve, is conducive to stem cell suspension Injection needle overturning is put into rectangular channel and sealed fixation when not in use on wound face, facilitates storage and take by uniform spray Tu Band, meets the use demand of a tractor serves several purposes, and save the cost improves service efficiency.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the portion A enlarged front view (partial cutaway) in Fig. 1；

Fig. 3 is the portion A enlarged plan view in Fig. 1；

Fig. 4 is the usage state diagram of the utility model.

Specific embodiment

Below by specific embodiment, the utility model is described in further detail, following embodiment be it is descriptive, no It is restrictive, protection scope of this utility model cannot be limited by this.

A kind of spray equipment suitable for disposable stem cell injection liquid, as shown in Figure 1, including shell 8, outer sleeve 2, spray First 1 and appendix 6, the housing forward end installs outer sleeve, and the front end of the outer sleeve is arranged in spray head, and the appendix is successively worn Spray head, outer sleeve and shell were filled, the front that the front end of the appendix is against spray head is set as gas outlet, the rear end of the appendix It is connect across the tail end of the shell with gas transmission interface 9 and is set as air inlet, the gas transmission interface and external gas generating unit (not shown) is connected, air valve 7 is installed in the shell, the air valve is by being arranged in the hull outside on appendix The connection control of trigger 12.

The innovative point of the utility model is:

1, rectangular enclosure block 5 has integrally been produced on the outer tube, such as Fig. 2, the side of being provided on the rectangular enclosure block Shape slot 4, activity is embedded with a ball 14 in the square groove, and an injection needle 13 is vertically fitted in the ball, Such as Fig. 3, the first rectangular channel 17 is offered in the side of the square groove, on the bottom plate of the rectangular enclosure block, with described One rectangular channel correspondence offers the second rectangular channel 15, on the bottom plate of the rectangular enclosure block, the two sides of second rectangular channel It is provided with hinge lock 16, the injection needle may be reversed level and be placed in first rectangular channel and the second rectangular channel, And fixed using hinge lock, a L-type perfusion tube 3 is arranged in the outer tube, the upper end infusion entrance of the L-type perfusion tube It is vertical with the outer tube to install the rectangular enclosure block, square groove, it is connected to the injection needle in the ball, under End infusion outlet is co-axially located in the appendix to be arranged in parallel with the outer tube, and the infusion outlet goes out with appendix Port is concordant.

2, the lower part of the shell is provided with level board 11 for fixing, which can be fixed on by screw 10 On station.

Working principle of the utility model is:

Such as Fig. 4, in use, injection needle is dug from rectangular channel, so that injection needle, perpendicular to outer sleeve, syringe needle is inserted into band In the rubber pad 18 of graduated disposable 19 bottleneck of stem cell injection liquid, push piston 20 that stem cell suspension is injected the present apparatus Injection-tube in, cocking, so that stem cell suspension is sprayed in a manner of spraying, it is spraying to form stem cell medicine, facilitates one The use of secondary property stem cell medicine effectively improves the using effect of small molecule stem cell medicine spraying.

After the completion of use, injection needle is overturn into parallel outer sleeve and is placed in rectangular channel, and latched and fixed with hinge, it is convenient Storage and carrying can select the disposable stem cell suspension injection of various dose according to dosage, facilitate operation and sight Spraying dosage is examined, avoids wasting, and easy to carry.

Claims (3)

1. a kind of spray equipment suitable for disposable stem cell injection liquid, including shell, outer sleeve, spray head and appendix, institute Housing forward end installation outer sleeve is stated, the front end of the outer sleeve is arranged in spray head, and the appendix successively installed spray head, outer sleeve And shell, the front that the front end of the appendix is against spray head are set as gas outlet, the rear end of the appendix passes through the shell Tail end connect with gas transmission interface and is set as air inlet, and the gas transmission interface is connect with external gas generating unit, in the shell Air valve is installed on interior appendix, which connects control by the trigger that the hull outside is arranged in, it is characterised in that: in institute It states and has integrally produced rectangular enclosure block on outer sleeve, be provided with square groove on the rectangular enclosure block, it is movable in the square groove Embedded with a ball, it is vertically fitted with an injection needle in the ball, offers in the side of the square groove One rectangular channel, it is corresponding with first rectangular channel to offer the second rectangular channel on the bottom plate of the rectangular enclosure block, described On the bottom plate of rectangular enclosure block, the two sides of second rectangular channel are provided with hinge lock, and level may be reversed in the injection needle It is placed in first rectangular channel and the second rectangular channel, and is fixed using hinge lock.

2. a kind of spray equipment suitable for disposable stem cell injection liquid according to claim 1, it is characterised in that: one Root L-type perfusion tube is arranged in the outer sleeve, and the upper end of the L-type perfusion tube is infused, and entrance is vertical with the outer sleeve to be installed The rectangular enclosure block, square groove, are connected to the injection needle in the ball, and lower end infusion outlet is co-axially located at institute It states and is arranged in parallel in appendix with the outer sleeve, the infusion outlet is concordant with the gas outlet of appendix.

3. a kind of spray equipment suitable for disposable stem cell injection liquid according to claim 1, it is characterised in that: The lower part of the shell is provided with level board for fixing, which can be fixed by screws on station.