CN1019376B - Blade removal and/or manting mechanism and dispenser, extractor-disposal a apparatus - Google Patents

Abstract

The present invention relates to a mechanism for assembling and disassembling a blade with a slim hole on or from a cutter handle with an installing convex table, which is provided with a cutter handle guiding component used for the insertion of the cutter handle and forming one side of a passage. The part of a flexible body of the cutter handle guiding component can be used for deviating the cutter handle from the cutter blade. An assembling and disassembling device used for the cutter blade and forming the second side of the passage is arranged. An extending part keeping the cutter blade is arranged on the part contiguous to the passage, and can be motivated to prevent the cutter blade from being drawn out from the passage. A motivating device is also arranged, and motivates the assembling and disassembling device to disassemble the convex table from the slim hole with the deviation of the cutter handle. When the cutter handle is drawn out from the cutter handle, the cutter blade can be disassembled. The mechanism and the cutter blade keep and/or treat a device made by the assembling of inserting holes. The mechanism can be used for distributing the cutter blade and/or treating the device.

Description

Blade removal and/or manting mechanism and dispenser, extractor-disposal a apparatus

The present invention relates to the granting and the disposal technology of cutting blade, specifically, relate to a kind of blade removal and/or installing mechanism, be used to store with providing convenience, provide and dispose the apparatus of cutting blade, this cutting blade can lean on the elongated slotted apertures of cooperation and boss to be installed on the handle of a knife.

Well-known in the cutting technique field, can provide such as disposable use blades such as surgery dissecting blades, they can be by some size supplies, sterilization or sterilization wrap not can be arranged, they are suitable for cooperating with the conventional metals scalpel handle of various sizes and constitute various cuttves, are applied to various purposes in scientific research department of hospital, research laboratory, school and university etc.About the application in hospital, this blade be used for operation, Pathology Lab, or the like.Generally, commercially availabie surgical blade has the pinnacle, cuts the sword partial sum from the rearward extending shank of blade.The blade shank has elongated hole, and there is definite shape in the hole, is suitable for laying the scalpel handle front end or connects the elongated cooperation boss of coming out that is shaped on the top.

Generally speaking, blade with handle of a knife ingear elongated hole the rear portion that broadens and the front portion of constriction can be arranged, wide rear is just held the engagement boss of scalpel handle, with the boss constriction front portion of entrance hole forward.Boss has the side recess, and the edge of the constriction front portion in hole is engaged between the side recessed surfaces of scalpel handle and boss.When boss inserts in the blade aperture fully, the blade aperture lagging dege can be detained the rear portion of engagement boss, formed the locking engagement like this between blade and scalpel handle.

For this blade is unloaded from scalpel handle, blade rear end must be separated with handle of a knife,, then blade can be pushed away forward so that blade aperture rear end and boss rear end are thrown off, leave the constriction front portion of blade aperture until the boss that the side recess is arranged, thereby make blade can leave handle of a knife.

When carrying out surgical procedure, sharp sword is indispensable.But in this surgical procedure, blade can lose its sharp sword (becoming pure) very soon, needs to use several blades usually in a surgical procedure.Therefore, in surgical procedures, used blade is unloaded and the sterile blade that more renews will frequently take place from handle of a knife.

Structure and operation existing problems thereof that scalpel blade is installed in handle of a knife and dismantles from handle of a knife make the operator injured during this sharp knife blade of Assembly ﹠Disassembly easily.Therefore, the past people have known provides the device that does not need to touch with hand the removal of inserts of blade.

For instance, the US Patent us 3,172,316 that is presented to Ge Lisi Haber (Gries haber) proposes a kind of blade removal instrument, is made by pipe, has elongate handle.The one end is done into flat a little, so that two relative flat horizontal surfaces are provided, makes two relative passage shape grooves thereon, and when fitter's tools and scalper projection section, groove plays guide rail to the projection section of scalpel handle.What extended longitudinally by a flat horizontal surface of handle flat end is two jaws that separate (prong), and they are inclined upwardly a little.Interval between two jaws should make the elongated projection section of scalpel handle pass through, and the free end of each jaw is by upwards eccentric.Originally the blade end of scalpel handle can longitudinally be inserted between passage shape flute by the flat open end of pipe.The eccentric end of instrument jaw and blade bottom surface slide joint are until the inner terminal back engagement of the handle of a knife of the vicinity of they and blade.The inclination of two jaws upwards is offset the inner terminal part of the blade of cooperation, therefore, when scalper when the flat end of instrument is vertically extracted out, make each end of blade leave the elongated projection section of scalpel handle.The blade of scalpel handle is held in place by the eccentric end of jaw when handle of a knife is drawn out of.

Be presented to the U.S. Pat 4 of Makeni (Magney), 180, chuck (Cartidge) is disposed in the granting one of the combination that a kind of confession of 162 propositions surgical blade is used, wherein comprise elongated top box of opening, be equipped with and lay blade and blade is placed on device on the bending position, so that accept the engagement boss of scalpel handle.Box also comprises to be dismantled used blade and remain in the box so that the device of disposing from handle of a knife.Blade is contained in the box, and blade is stretched to the distal end bending from front end, helps the handle of a knife boss to be inserted in the elongated slot, then it is moved forward, and extracts out together with the blade that is installed on the handle of a knife.With blade when handle of a knife unloads, handle of a knife is inserted the nose end of box, until insert tip be engaged on sidewall and by cartridge top under between the extension stretched, on this position, handle of a knife is moved right, make blade rear end lean on engagement with the blade removal extension of box base plate setting in aggregates, and unload from the narrow front portion of handle of a knife.The granting of Makeni-disposal combination chuck lost efficacy sometimes in use, and surgeon or assistant was appealed to hand blade is unloaded from handle of a knife.

Comprise the U.S. Pat 4 of other device of scalpel blade stripper at Green's root Burger (Klingenberg), 378, propose in 624, wherein include permanent seat,, between two groove is arranged with the combination of second sliding seat, sliding seat is provided with projection, blade one end is engaged, and it is moved relative to cutter hub, it is unloaded from handle of a knife.Two are installed on the areal of support, and the disposal case of sterilization is equipped with in the areal of support below.

Be presented to the U.S. Pat 4 of Sang Deer (Sandel), 318,743 have proposed a kind of knife blade dismounting and disposal plant, the handle of a knife that during operation blade will be housed inserts by guide piece, the blade rear portion is configured on the shoulder that separates, handle of a knife is pressed down attempt with the blade bending afterwards, like this handle of a knife insertion portion rear portion is thrown off from the lagging dege of insert groove, but handle of a knife phase blade is moved.Because have friction force between blade and the handle of a knife, blade is attempted to move with handle of a knife, run into the antetheca of backstop until blade, backstop stops blade further to move backward.One of problem that the Sang Deer blade disassembled equipment is run into is to be engaged on the shoulder that separates with blade guiding back backstop the time when blade, and blade is subjected to serious bending.This causes very big friction drag between insert groove and handle of a knife boss, make the dismounting of blade become very difficult.

Be presented to Ai Erde Ritchie (Eldridge, people's U.S. Pat 4 such as Jr.), 344,532 disclose a kind of knife blade stripper, the wedge shape strut member is wherein arranged, to the rear side tapering, this strut member has one or more latitude direction grooves parallel to each other opening at one end from its front side, the length from the strut member front side along them, towards its inboard extension.The size of groove is made into the tang that can hold blade drive rotaining device, but stops blade itself from passing through therebetween, answers with lining cement with the surface of each strut member of groove adjacency, hold the blade in the position, and handle of a knife is rotated in groove, moves apart blade.In certain embodiments, the vicissitudinous contour shape of shown groove with supporting with the shape of blade, and/or be provided with otch, holds the part of handle of a knife, with the dismounting of assist blade.

Be presented to the U.S. Pat 4,120 of Newman (Neumann), but 397 propose a kind of device that puts disposed blade shape goods, the blade bottom side such as scalpel blade wherein is with the elasticity tab element slide joint of deviation upwards.Cam gear is housed on the tab element, and the surface of cam gear can be pushed to blade, and the blade rear portion is lifted from the handle of a knife boss slightly.In case tab element is fully depressed, so the blade rear portion is offset downward, scalpel handle can be unloaded, and the blade rear portion is leaned the inside face of wallboard, like this blade is lifted slightly from boss, and blade is unloaded from handle of a knife.

Be presented to Bu Limo people's such as (Brimmer) U.S. Pat 4,106,620 propose a kind of knife blade granting and dispose assembly, it comprises a lot of blades, place separately and be bearing in the box, between the slotted eye of the slotted eye of antetheca and rear wall, rear wall is with blade clamping in such a way, so that blade distortion a little by cross bending is used for the boss of knife handle is placed in the elongated hole of cutter blade.The handle of a knife of supporting blade is inserted in the hole, and lean lug wedge backward, just blade can be unloaded.Then that handle of a knife is traversing, the blade rear portion is separated from boss, and handle of a knife is unloaded from blade fully.It is inconvenient that this device has been proved to be, and disconnecting apparatus and disengaging gear can not provide effective dismounting of blade.

Therefore, an object of the present invention is to provide a kind of scalpel blade sending trap, scalpel blade can be installed on the scalpel handle rapidly easily.

Another object of the present invention provides a kind of scalpel blade stripper, helps blade is unloaded from handle of a knife at an easy rate.

Another object of the present invention provides a kind of scalpel blade sending trap install bin, and it can be rapidly and easily near various scalpel blades.

Corresponding with aforesaid purpose of the present invention, also have a purpose to provide a kind of device that can be easy to distinguish the blade of depositing.

Another object of the present invention is the safe storage that scalpel blade is provided in the surgical operation process.

Another object of the present invention is the safe disposal that promotes used pollution scalpel blade.

Another object of the present invention is that the work of checking that operation is at the end carried out usually can be finished rapidly accurately.

Other purpose of the present invention, for the professional and technical personnel, because following of the present invention open, it is clearer to become.

The present invention comprises a kind of mechanism, is used for having the blade of elongated slotted apertures erecting device, installs and dismantles from handle of a knife to the handle of a knife with the installation base that inserts elongated slotted apertures.This mechanism includes the handle of a knife guide, and it constitutes a side of passage, so that handle of a knife is inserted.The handle of a knife guide has the flexible body part, and its flexible foot is so that handle of a knife skew, so that boss is extracted out and jump out of mesh from the blade elongated slotted apertures.Another element of this mechanism is a blade disassembled equipment, and it is installed in the offside of handle of a knife guide, has constituted second side of passage.Stripping assembly has blade and keeps extension, is configured near the passage, can be actuated, and is drawn out of from passage to prevent blade.This mechanism also includes actuation gear, and its installation is used for actuating blade disassembled equipment according to the skew of handle of a knife, is enough to boss jump out of mesh relation from elongated slotted apertures.Its result, when handle of a knife when passage is extracted out, stripping assembly is actuated, the blade that is installed on the handle of a knife just can unload from handle of a knife.

Mechanism of the present invention can also comprise blade jack, is used to hold the blade in the position so that be installed in handle of a knife, and is used to lay blade after blade uses.In addition, when mechanism only was used as blade removal mechanism, this jack can be as disposing storage.When planning to provide blade to provide a treatment instrument, jack also can comprise blade supporting member, to hold the blade in the installation site, simultaneously blade is cut the sword preservation.

The discrete-component of reference mechanisms, blade disassembled equipment comprises flexing arm, is begun by the position of passage one end, extends to an operating side along passage.Blade keeps extension to be installed in the operating side, makes it not be in the position of leaving passage under the activated state, and when being actuated, can be pulled through passage.Actuation gear comprises latch hook device, for example is fixed on the handle of a knife guide, and latch hook device comprises york piece that extends around passage and the york piece projection of extending around blade removal hook arm.Therefore, when the handle of a knife guide departs from when removing from blade disassembled equipment, projection is pulled, with this arm contact.In addition, latch hook device can be fixed on the blade removal arm, and york piece extends around passage simultaneously, and the york piece projection is extended around the handle of a knife guide.The york piece projection is extended around arm or handle of a knife guide, and distance therebetween is enough to make handle of a knife insertion passage and need not actuates actuation arm.

This mechanism can comprise in the enclosure, so that the combined apparatus of a kind of blade granting and disposal to be provided.Each shell can be equipped with this mechanism more than.Shell can be sterilizable transparent vessel, and blade can be encapsulated in wherein visibly, and can sterilize.The cover plate that can repeat to close can form in whole blade perforate, weakens part with one and connecting on shell one side, and the perforate on its opposite side is used for that movable joint moves on blade.Apparatus preferably comprises at least four blades, so that use in the operation occasion.

Have found that preferably the height of this apparatus is about 2 to 2 3/4 inches, length is about 3 to 4 inches, and bottom width is about 1 3/4 to 2 3/4 inches.Its bottom surface provides lining cement, so that apparatus is fixing on the throne when using.

By the present invention, the various scalpel blades of curative activity team in can apparatus rapid and easy to use, this apparatus utilizes mechanical Assembly ﹠Disassembly, as required the safe manoeuvring blade.It is new or used that blade can be distinguished, apparatus can carry out the operation blade work of checking at the end quickly and accurately, can will use scalpel blade safe storage and disposal simultaneously.

In another embodiment, the present invention can be used to provide the blade disposal container, and this container is equipped with above-mentioned mechanism, so that blade is unloaded from handle of a knife.

Understand the present invention and other purpose for clearer, please in conjunction with the accompanying drawings with reference to following explanation.Scope of the present invention will indicate in claims.

For purpose of description, to have selected optimum implementation of the present invention, and shown in the accompanying drawings, the accompanying drawing drawing is described as follows:

Fig. 1 is the transparent view according to blade granting of the present invention and treatment instrument;

Fig. 2 is the transparent view that the handle of a knife of blade is housed;

Fig. 3 is presented at the relation of disassembly status bottom knife and handle of a knife;

Fig. 4 is the transparent view of operating mechanism of the present invention, and scalpel blade wherein is represented by dotted lines, so that demonstrate the interrelation of blade and mechanism;

Fig. 5 is the sectional view along the 5-5 line of apparatus shown in Figure 1;

Fig. 6 is the handle of a knife guide of operating mechanism and the exploded isometric view of lock hook assembly;

Fig. 7 is the exploded isometric view that the blade of mechanism hooks components;

Fig. 8 is the transparent view of the another embodiment of operating mechanism of the present invention;

Fig. 9 is the side partial cross-sectional of apparatus shown in Figure 1, shows that cover plate and blade use the operational circumstances of indicating device thin slice;

Figure 10 and 11 shows the step that blade is installed on the handle of a knife to be comprised;

Figure 12 shows the operational circumstances of blade from the mechanism that handle of a knife is dismantled;

Figure 13 is another embodiment that is used as the apparatus of blade removal and disposal of the present invention;

Figure 14 is the cutaway view of embodiment shown in Figure 13 along the intercepting of 14-14 line.

Within the bounds of possibility, in each accompanying drawing, represent identical part with same label.Can see with reference to figure 1, made in accordance with the present invention, packing such as the apparatus of one group of blade such as scalpel blade, be used for blade is installed in scalpel handle, and be used for blade is unloaded and disposes from handle of a knife after use.Apparatus shown in Figure 1 has five blades, and these blades can be packaged, sterilize and be transported to the workplace, selects for use for working party.Sending trap can have transparent shell 11, makes sawbones or assistant can see the different size and the type of blade easily.

Fig. 2 and 3 shows the interrelation of scalpel blade and handle of a knife, and Fig. 2 is its confined state, and Fig. 3 is its disassembly status.Can see that with reference to these accompanying drawings the elongated hole 51 of blade 50 has size to reduce part 53 and enlarged 52.People know that also the hole dimension of elongated hole can have three sections variations, rather than as two sections variations shown in Figure 3.

The elongate front portion 57 of shown handle of a knife 55 is provided with peripheral mounting groove 59.Periphery mounting groove 59 can form by the structure of the height boss 56 that has the recessed circumferential groove 59 in side.Boss 56 is protruding by leading section 57.Specifically with reference to Fig. 3, partly cut-away's part of boss shown in the figure 56.For blade 50 is installed on the handle of a knife 55, the enlarged 52 that height must be played boss part 56 aligning elongated hole 51 pushes away forward, and the high integral body that plays boss 56 is inserted in the elongated hole 51.The narrowed portion 53 and the circumferential groove 59 of elongated hole 51 are intermeshed, and blade 50 is fixed on the handle of a knife 55.Should be noted that crossing high rear portion of playing boss 56 when the back of elongated hole 51 enlarged 52 descends and work in coordination when biting, blade just is fixed on the handle of a knife.

With reference to figure 4, operating mechanism of the present invention shown in the figure, promptly in the actuation gear, blade 50 dots.With reference to figure 6 and 7, represent the different elements of operating mechanism with exploded isometric view simultaneously.Specifically, operating mechanism comprises handle of a knife guidance set 20, and it can be the underframe 21 of a molded bottom part and the last handle of a knife guide 22 that spigot surface 26 is arranged that assembly 20 has.Handle of a knife guidance set 20 is fixed in the shell 11, and to hook disconnect assembly 30 relative with blade, has formed a side of blade and handle of a knife passage.

Blade hooks disconnect assembly 30 and comprises shell support section 31 and shank 32, and shank stretches upwards on the blade removal hook 37 with blade removal surface 34.

The third part of operating mechanism of the present invention is the lock structure device such as lock hook assembly 40, and it is rigidly connected by york piece and the handle of a knife guide 22 such as locking bar 41, and by lock bolt extension 42 continued circling blade passages.One end of lock bolt extension 42 is the york piece projections such as latch hook 43, and latch hook 43 extends around shank 32, with shank 32 certain distance " f " is arranged, and makes handle of a knife guidance set 20 that the side-play amount of certain distance can be arranged, and is enough to make the handle of a knife top to insert passage so that blade is installed.

Figure 8 shows that another embodiment of the present invention, its lock hook assembly 40 ' be rigidly connected with blade removal hook 30, rather than be connected with handle of a knife guidance set 20.These parts that reconfigure of structure shown in Figure 8 are represented with the label of band apostrophe, show that they have identical functions, but have different configurations.

With reference to figure 5, the function part of mechanism and the interrelation of shell have been shown along the sectional view of the 5-5 line of apparatus shown in Figure 1 intercepting.This figure shows that blade rests on the blade platform 18, and blade platform 18 includes insert supporting extension 19.The position of supporting extension 19 on platform 18 makes blade lean on thereon with position " s " (see figure 4).Does not use in surgical procedure basically at position " s ", for example, and usually between blade cusp and cutting " belly ".

Further feature of the present invention is embodied in the optimal mode.Cover plate 12 is preferably with chain 13 alive, and cover plate can promote (see figure 9) backward, uses indicating device thin slice 14 to come out with the blade above the blade that will be located immediately at encapsulation.In operation, when handle of a knife being inserted so that blade to be installed, blade uses indicating device thin slice 14 to be pushed downwards, is booked between the set convergence shoulder 15 of shell, and therefore, in case be depressed, the thin slice that the condition of service of blade is just kept is downwards remembered.

Figure 10 and 11 shows blade is installed in operational circumstances on the handle of a knife.Specifically, in Figure 10, the front portion 57 of handle of a knife 55 is pushed downwards, and the pushing blade uses indicating device thin slice 14, enters between handle of a knife guidance set 20 and blade and hooks passage between the disconnect assembly 30.With reference now to Figure 11,, can see that handle of a knife is meshed with the elongated hole 51 of blade 50.The thin slice 14 that is depressed remains on the state of depressing by assembling the frictional fit between the shoulder 15.Because distance " f " is arranged between shank 32 and latch hook 43, the handle of a knife guidance set can be offset certain limit and need not actuate blade and hook disconnect assembly 30.In case blade has been fixed to the front portion 57 of handle of a knife 55, whole handle of a knife and blade assembly just can be from mechanism vertical shifting out.

Blade is dismantled from handle of a knife, illustrates with reference to Figure 12.Handle of a knife and blade assembly can be depressed the opening that thin slice 14 is provided by permanent, are inserted into once more between handle of a knife guidance set 20 and blade and hook passage between the disconnect assembly 30.In case blade is fully inserted in the passage, handle of a knife 55 can be left that blade hooks disconnect assembly 30 and towards the direction of handle of a knife guidance set 20, i.e. right-hand skew in Figure 12.The out-of-position result, guide 22 is gone up in handle of a knife 55 collision, thereby the handle of a knife guidance set is pushed away passage together with rigidly connected lock hook assembly 40 with it.So latch hook 43 moves past distance " f " and runs into shank 32 back that blade hooks disconnect assembly 30, it is pushed away passage, as shown in figure 12.When handle of a knife during by offset passageway, the rear portion of elongated hole 51 is left at high rear portion of playing convex 56 simultaneously, like this, handle of a knife can be thrown off from blade.In this mechanism, disengagement is meant handle of a knife is pulled away from passage vertically upward, under condition shown in Figure 12, causes the top of blade 50 and blade removal surface 34 to be collided, thereby prevent that blade is raised up from passage.Should note, for with boss 56 with hole 51 jump out of meshs and actuate the blade removal assembly simultaneously, only handle of a knife need be offset blade slightly, therefore only between recessed all grooves 59 of the narrowed portion 53 of blade elongated hole 51 and boss 56, increase the friction drag of minimum.Like this, because the actuating and the result of the low frictional fit state of blade 50 on installation base 56 of blade removal assembly 30, handle of a knife can be extracted out and unload from blade at an easy rate, and need not touch blade self.

With reference to Figure 13, shown in the figure another embodiment of the present invention, it only can be used as dismounting and deposits the treatment instrument that used blade.Specifically, apparatus shown in the figure 70 has cover plate 71, and is such as shown in phantom in Figure 14, and cover plate 71 can rotate backward from the top of apparatus 70.Cover plate one is opened, and handle of a knife and blade assembly just can be whole be as shown in Figure 13 operated in the insertion mechanism, and blade is unloaded.In addition, in the structure shown in Figure 13 and 14, blade can be set in receiving jack 74 keep post 72, so that preserve blade by the driving fit stack manner within it.

In each optimum implementation, when shell is when being made by transparent material, the blade of being disposed is easy to check so that do accounts after surgical operation.In addition, as mentioned above, in embodiments, the combination case member can toughness bottom 16, in the process that blade and removal of inserts are installed, case member is firmly held in the position.The granting apparatus that new blade is housed can selectively cover the masking material with sterilization, and can use epoxyethane (ethylene oxide), the width of cloth to penetrate to wait and carry out disinfection.

Though above described the embodiment that is considered to the best of the present invention at present, those of ordinary skill will be understood that, this embodiment can be changed and retrofit, and can not break away from spirit of the present invention.Therefore requirement is carried out the claim protection with these all various variations and remodeling that fall in the true scope of the present invention.

Claims (14)

1, a kind of with a slice have the blade of elongated slotted apertures erecting device, to the mechanism that a handle of a knife with the installation base that inserts above-mentioned elongated slotted apertures is installed and blade dismantled from the handle of a knife, it is characterized in that it comprises:

Blade jack is held in place above-mentioned blade so that be installed on the above-mentioned handle of a knife, and puts above-mentioned blade at blade after above-mentioned handle of a knife unloads;

The handle of a knife guide, constitute a side of the passage that enters above-mentioned jack, so that above-mentioned handle of a knife is inserted, above-mentioned handle of a knife guide has the flexible body part, its flexible foot so that above-mentioned handle of a knife be offset by above-mentioned blade, intermesh so that above-mentioned boss is inserted above-mentioned elongated slotted apertures, perhaps with above-mentioned boss by extracting jump out of mesh out in the above-mentioned elongated slotted apertures

Blade disassembled equipment, be installed in the offside of above-mentioned handle of a knife guide, it has formed second side relative with above-mentioned handle of a knife guide of above-mentioned passage, above-mentioned stripping assembly has the blade that is close to above-mentioned passage and disposes and keeps extension, this extension can be actuated, to prevent that blade is drawn out of in above-mentioned jack

Actuation gear, its installation are used for actuating above-mentioned blade disassembled equipment according to the skew of above-mentioned handle of a knife, be enough to above-mentioned boss jump out of mesh relation from above-mentioned elongated slotted apertures,

Therefore, when above-mentioned handle of a knife when above-mentioned passage is extracted out, the blade that is installed on the above-mentioned handle of a knife is just kept extension to bite so that dismantle by above-mentioned blade.

2, according to the mechanism of claim 1, it is characterized in that above-mentioned blade disassembled equipment also comprises flexing arm, position by contiguous above-mentioned jack begins, extend to an operating side along above-mentioned passage, above-mentioned blade keeps extension to be installed in the aforesaid operations end making it be in the position of leaving above-mentioned passage not actuating under the dress attitude, and make it when being actuated, can be pulled through above-mentioned passage, thereby prevent that above-mentioned blade from being removed from above-mentioned passage.

3, according to the mechanism of claim 2, it is characterized in that above-mentioned actuation gear comprises latch hook device, be connected with one of them of above-mentioned handle of a knife guide and above-mentioned blade disassembled equipment, above-mentioned latch hook device comprises the york piece that extends around above-mentioned passage and around the york piece projection of wherein one the extension of above-mentioned blade removal hook arm and above-mentioned handle of a knife guide, therefore, when above-mentioned handle of a knife guide during from the skew of above-mentioned blade disassembled equipment, above-mentioned projection is pulled, and contacts with above-mentioned arm one of them with above-mentioned handle of a knife guide.

4, according to the mechanism of claim 3, it is characterized in that above-mentioned york piece projection around the extension of one of above-mentioned arm and above-mentioned handle of a knife guide, has a distance therebetween, be enough to make above-mentioned handle of a knife insertion and can not actuate above-mentioned arm by above-mentioned passage.

5, according to the mechanism of claim 1, it is characterized in that above-mentioned jack comprises blade supporting member, supporting member along a position of above-mentioned blade with insert supporting one for the erection position of installing, and usefulness the part of cutting sword of above-mentioned blade is hidden firmly.

6,, it is characterized in that this mechanism's installation is in the enclosure to provide blade granting and treatment instrument according to the mechanism of claim 1.

7,, it is characterized in that above-mentioned shell is transparent, wherein has more than one said mechanism according to the mechanism of claim 6.

8,, it is characterized in that this mechanism is crested and sterilization according to the mechanism of claim 7.

9, a kind of blade that a slice is had an elongated slotted apertures erecting device has the mechanism that dismantles for the handle of a knife of the installation base that inserts above-mentioned long slot bore from one, it is characterized in that it comprises:

The handle of a knife guide, a side of the passage of above-mentioned handle of a knife is inserted in formation, and above-mentioned handle of a knife guide has the flexible body part, and its flexible foot is so that above-mentioned handle of a knife offsets above-mentioned blade, and jump out of mesh concerns so that above-mentioned boss is extracted out by above-mentioned elongated slotted apertures,

Blade disassembled equipment, be installed in the offside of above-mentioned handle of a knife guide, formed second side relative of above-mentioned passage with above-mentioned handle of a knife guide, above-mentioned stripping assembly has the blade that is close to above-mentioned passage and disposes and keeps extension, this extension can be actuated, to prevent that blade is drawn out of in above-mentioned passage

Actuation gear, its connection are used for actuating above-mentioned blade disassembled equipment according to the skew of above-mentioned handle of a knife, be enough to above-mentioned boss jump out of mesh relation from above-mentioned elongated slotted apertures,

Therefore, when above-mentioned handle of a knife when above-mentioned passage is extracted out, the blade that is installed on the above-mentioned handle of a knife is nibbled so that dismantle by above-mentioned maintenance extension.

10, according to the mechanism of claim 9, it is characterized in that above-mentioned blade disassembled equipment also comprises flexing arm, position by contiguous above-mentioned jack begins, extend to an operating side along above-mentioned passage, above-mentioned blade keeps extension to be connected the aforesaid operations end, make it not be in the position of leaving above-mentioned passage under the activated state, and make it when being actuated, can be pulled through above-mentioned passage, thereby prevent that above-mentioned blade from being removed from above-mentioned passage.

11, according to the mechanism of claim 10, it is characterized in that above-mentioned actuation gear comprises latch hook device, be connected with one of them of above-mentioned handle of a knife guide and above-mentioned blade disassembled equipment, above-mentioned latch hook device comprises york piece that extends around above-mentioned passage and the york piece projection of dismantling one of them extension of hook arm and above-mentioned handle of a knife guide around above-mentioned cutter, therefore, when above-mentioned handle of a knife guide is offseted by above-mentioned blade disassembled equipment, above-mentioned projection is pulled, and contacts with above-mentioned arm one of them with above-mentioned handle of a knife guide.

12, according to the mechanism of claim 11, it is characterized in that above-mentioned york piece projection around the extension of one of above-mentioned arm and above-mentioned handle of a knife guide, has a distance therebetween, be enough to make above-mentioned handle of a knife insertion and need not actuate above-mentioned arm by above-mentioned passage.

13,, it is characterized in that this mechanism is mounted in the enclosure, so that the blade granting and the treatment instrument of combination to be provided according to the mechanism of claim 9.

14,, it is characterized in that above-mentioned shell is transparent, wherein has more than one said mechanism according to the mechanism of claim 13.

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