CN1046272A - Toothbrush - Google Patents

Abstract

Packing material or analog that the bristle of a toothbrush partly has a kind of tooth powder composition are received in wherein.Filler can contact running water or saliva and dissolving in bristle enters user's mouth when using toothbrush.Filler is consumed the elapsed time lentamente and allows this toothbrush repeatedly to be used through long service life.

Description

Toothbrush

The present invention relates to a kind of new, useful toothbrush, this toothbrush has a kind of filler of teeth caring.

Usually, toothbrush adopts any in two kinds of basic structures.In a kind of structure, toothbrush partly is made up of a bristle part and a handgrip that is made of one.In another kind of structure, toothbrush comprises a handgrip part, is stationarily fixed to a rod and a bristle part on the handgrip part, and bristle partly has a centre bore, and rod can insert it just.

When this toothbrush is used, always one section toothpaste to be squeezed on the brush part that bristle forms.Owing to this reason, in case toothpaste is not just the user on hand, will bring very big inconvenience to the user, such as going out to travel, the user left behind toothpaste.For fear of this inconvenience, disposable, the toothbrush that carries easily is fit to, and this toothbrush has many tooth powder or toothpaste, has been full of the space in the bristle.But this makeshift is uneconomic, and this is that the meaning is must change toothbrush every day because tooth powder or toothpaste only can be kept one day.

In addition, when bristle loses self elastic force, toothbrush has just lost the function that cleans one's teeth, and at this moment, this toothbrush just needs with new changing.If a people's tooth brushes twice every day, as in drought morning and evening, as situation, need in the service time more a little less, change toothbrush usually than one month.

Therefore, an object of the present invention is to provide a kind of toothbrush with a kind of teeth caring filler that cleans one's teeth, this filler makes toothbrush not need to use toothpaste when each the use, directly uses bristle and follows the string; Therefore, needn't every day jettisoning one toothbrush.

And especially, the inventor has designed a kind of toothbrush, and such fact considered in theme of the present invention, that is: one toothbrush usually after one period short time interval, will be changed in one month for example above-mentioned on time.The inventor finds that by a kind of toothbrush with a kind of filling material is provided, this material is useful to teeth caring, and tooth just can be supplied with by filler, till bristle loses its elastic force.Therefore tooth-paste supply just becomes unnecessary to toothbrush, along with each use also allows can use in the normal time interval same as toothbrush.

According to the present invention, by a kind of toothbrush is provided, this toothbrush comprises a bristle part, this bristle partly has many cavitys, insert bristle in these cavitys, and a kind of teeth caring filler is received in those cavitys on the corresponding basis of bristle part, above-mentioned purpose just can reach.

By this situation of the present invention, filler by or enter oral area along bristle and dissolve and play and clean one's teeth and purify the inner two kinds of effects in oral cavity.

In another kind of situation of the present invention, one type toothbrush is provided, this toothbrush has a handgrip part, inserts interior rod and the bristle part of handgrip part regularly, and bristle partly has bristle and centre bore that is inserted into, and rod is inserted in the centre bore.According to this feature of the present invention, centre bore is lengthened to the lower part of bristle forming an elongated pore, and elongated pore has been filled a kind of teeth caring filler.

In this situation of the present invention, filler is not only between bristle, and a groove from be formed on the bristle retaining part enters the mouth.

The filler that uses in the toothbrush of the present invention can be powder, thin slice, pastel or the liquid be made up of a kind of mixture of a kind of material or following material: a kind of common tooth powder material, a kind of abrasive material, hydroxyapatite, zeolite, silica, aluminium oxide, cellulose, carboxymethyl cellulose, a kind of bactericide, a kind of medicine, a kind of vestige freshener, fluorine and tartar test agent that resembles calcium carbonate or sodium phosphate.

When all fillers are consumed because of dissolution, the bristle of toothbrush has also lost their elasticity.Thereby the consumption of filler is known the user to be now to be changed toothbrush or only is when changing removable toothbrush head.The toothbrush that adds dissimilar filler compositions also may be provided.No matter when change toothbrush, so all will allow the user to select a toothbrush, this toothbrush has a kind of filler composition that is suitable for the oral area condition of individual mouth most.

When filler contains a kind of bactericide, as isopropyl methyl phenol, chloroacetylene glyconate, dequaline chloride (dequalinium chloride), hyamine 1622 (benzethonium chloride), benzalkonium chloride (benzalhonium chloride), hinokitiol, contain phenol-formaldehyde resin brown paper-51, benzoic acid, Sodium Benzoate, sorbic acid, potassium sorbate, metagin, when clove tree and the similar substance that is used, after washing toothbrush with water, bactericide just dissolves from filler, and this bactericide enters bristle.Then, bactericide is penetrated into the top of bristle under the effect of capillarity.The all surface of bristle is covered by described bactericide and bacterium can't grow on bristle.In addition, toothbrush also keeps clean.

Other features and advantages of the present invention will become obvious from the description below in conjunction with accompanying drawing.Reference character same in the accompanying drawing is indicated same or similar parts by its numeral.

Fig. 1 is a width of cloth longitudinal cross-section view, this view specification according to of the present invention one one first embodiment of toothbrush.

Fig. 2 is a width of cloth vertical view of the toothbrush of presentation graphs 1.

Fig. 3 is a width of cloth side view, illustrates by of the present invention one one second embodiment of toothbrush.

Fig. 4 is a width of cloth vertical view of the toothbrush of presentation graphs 3.

Fig. 5 is a width of cloth longitudinal cross-section view, and its explanation is by another embodiment of a kind of toothbrush of the present invention.

One first embodiment by toothbrush of the present invention will be described according to Fig. 1 and 2 now.

A toothbrush 1 comprises a bristle part 2, and this bristle partly has a head 3 that is equipped with the cavity 4 at many intervals.Cavity 4 has one than the much bigger degree of depth of the sort of cavity in traditional toothbrush.The bottom of each cavity 4 is filled with a kind of teeth caring packing material 5, and wherein the common method of bristle 6 usefulness is inserted.Bristle part 2 is formed and comprises groove 7,7 ' and centre bore 8, is inserted with the rod that is fixed on the handgrip part in the hole, and neither one is expressed out and is inserted among both.If handgrip part and bristle partly are made of one, centre bore 8 is just unnecessary.

Best, although be not absolutely necessary, adhere between the ditch 4 of head 3 with the sort of filler 9 of thin slice or paste form.

When toothbrush being put in the mouth when brushing teeth with traditional approach, at this moment, saliva or running water contact with filler 5 through bristle 6, make filler 5 dissolvings and enter inside, oral cavity along bristle 6.The filler of dissolving makes simultaneously and oneself is attached on the tooth, has realized cleaning and polishing function whereby and has removed denude, prevents pyorrhea and kills oral bacteria.Filler 9 appends on the head 3 and directly contacts with saliva, and same function described above is implemented in the inside that dissolved filler partly enters the oral cavity.

Fig. 3 and Fig. 4 have illustrated one second embodiment by toothbrush of the present invention, wherein represent with identical label with the similar parts of Fig. 1 and Fig. 2.Here, the elongated pore 10 of bottom to provide one to communicate with groove 7 of bristle 6 is provided socket joint the centre bore here 8 that is fixed on the rod on the handgrip part (not shown).Best, this elongated pore 10 is suitable for communicating with cavity 4 on the direction of its lengthwise along head 3.Elongated pore 10 has been full of a kind of filler 11.Although filler 5,9 is not absolutely necessary in this embodiment, they are retained as described at Fig. 3 and Fig. 4.Filler 11 dissolves by contacting with running water or from the groove 7 interior saliva that held, and the filler of dissolving enters the inside in oral cavity through groove 7, remove denude from tooth whereby, prevent pyorrhea and kill the bacterium of oral area, as the above-mentioned filler relevant 5,9 with first embodiment.

Although the cavity in the foregoing description 4 arrives the bottom, the layout that if can adopt is such, and ditch wherein passes the head 3 of toothbrush.In this situation, filler 5 will dissolve, and the opening from cavity 4 also just in time directly enters the inside in oral cavity along bristle 6.Also may thin slice or pasty state-get in side that the material that resembles filler 9 appends to the head 3 on bristle 6 opposites.Head 3 can be made so that filler 5,9 and 11 can be seen from the outside of transparent material.

Fig. 5 has represented one the 3rd embodiment by toothbrush of the present invention, and wherein bristle part and handgrip part are made equably.

As many come outwardly as if embodiments of the invention inequality far away can not break away from it spirit and scope and manufactured, know that very the present invention is not limited to above-mentioned its specific embodiments, except as additional claim defined in content.

(reference example)

The hydroxyapatite powder that contains 0.15% aethyl parabenum and nipasol 0.05% is inserted in the hole under the bottom of the bristle on the toothbrush.Above-mentioned toothbrush use respectively a week and all around after, calculate the number of bacteria stick on the bristle.Bacterial number on the bristle is measured by following method.

Put in the normal saline solution of 10ml with the bristle of crossing, the hesive material on the bristle will be dropped into described solution.Above-mentioned solution is diluted to 10,100,1000,10000 and 100000 times, and described diluted solution was cultivated 48 hours with 37 ℃ on agar medium, calculate the total number of bacteria in each medium then.As a kind of comparative test, one is used to control real examination to ordinary toothbrush.The object of this experiment is respectively 20 people.

When toothbrush used for 1 week, the total number of bacteria that is calculated in test group was less than 300, and the described total number of bacteria in comparative group is 70000～80000.Equally, when toothbrush was used for 4 weeks, the bacterial population in the test group was less than 500, and the described number in the comparative group is 1500000～13700.The huge difference of the bacterial population seen in comparative group is because due to service time.

Significant difference between experimental group and comparative group has been realized.

Claims (4)

1, a kind of toothbrush comprises a bristle part with many cavitys, plugs bristle in cavity, and among a kind of first teeth caring filler of its relative bottom is received into described cavity.

2, according to the toothbrush of claim 1, further comprise a kind of teeth caring filler of solid form, this teeth caring filler appends to the described bristle part between the many groups of described cavitys near each other.

3, have in the handgrip toothbrush partly at one, a rod is installed on the handgrip part, and a bristle partly has bristle and centre bore that is inserted in wherein, a rod is inserted into this centre bore, improvement here is the described centre bore bottom that is lengthened to bristle forming an elongated pore, and described elongated pore has been filled a kind of teeth caring filler.

4, according to the improvement of claim 3, wherein a kind of second teeth caring filler of solid form is affixed on the described bristle part between the many groups of approaching mutually described bristles.