CN201870693U

CN201870693U - Disposable safety telescopic surgical knife handle

Info

Publication number: CN201870693U
Application number: CN2010206291830U
Authority: CN
Inventors: 邹绚; 沈荐
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-11-29
Filing date: 2010-11-29
Publication date: 2011-06-22
Anticipated expiration: 2020-11-29

Abstract

The utility model discloses a disposable safety telescopic surgical knife handle which can prevent an exposing surgical blade from injuring people. The disposable safety telescopic surgical knife handle comprises a shell, a knife handle body and a sliding plate, wherein a spring is arranged on the knife handle body, surgical blades of different specifications can be arranged at the head end of the knife handle body, and the knife handle body is retracted in the shell and not exposed under a standby state. In use, the sliding plate outside the shell is slightly pushed forwards, and the blade is entirely exposed for use when a reverse hook on the sliding plate and a lock hook on the shell are hooked together. When the knife handle is not used, the sliding plate is pushed and pulled backwards under the standby state, and a spring lock at the inner tail end of the shell is inserted in a spring lock slot at the tail part of the knife handle body so as to be in a locking state. At the locking state, the surgical blade can not be exposed again for use. With the disposable safety telescopic surgical knife handle, the surgical knife can be used more safely and can not cause injury accident.

Description

The disposable safe blade holder that stretches

One, affiliated technical field

This utility model relates to a kind of medical surgical instrument, especially relates to a kind of knife blade that prevents and exposes the flexible blade holder of the disposable safe of hurting sb.'s feelings.

Two, background technology

Scalpel is the surgical operation necessary tool, and its knife blade by the blade holder loading different size is formed.Traditional blade holder is the reusable apparatus that metal material is made, and the knife blade that loads thereon is exposed outside, in use, and the accident of very easily hurting sb.'s feelings.Along with spreading day by day through blood is pathophorous, the scuffing meeting of scalpel causes serious injury to medical personnel's body and mind.Consider from security standpoint, use flexible blade holder more reliable.Though existing flexible blade holder can in use provide certain guarantee, after use, dismounting and the transport process that is loaded in knife blade on it existed the risk of hurting sb.'s feelings too.

Three, summary of the invention

In order to overcome the deficiency that existing blade holder lacks safety, this utility model provides a kind of disposable safe blade holder that stretches, this blade holder can effectively prevent to load thereon knife blade and expose under non-working condition and hurt sb.'s feelings, and back locking self-destruction can stopped using, hide the knife blade that loads on it, it can not exposed once more, reach the purpose that real disposable safe uses.

The technical scheme that its technical problem that solves this utility model adopts is: the flexible blade holder of disposable safe is made up of shell, toolholder body, sliding panel.There is baffle plate at the middle part in the shell, and tail end has spring lock, and one side rectangular aperture is a sliding window, and outside head end has latch hook.Toolholder body is positioned at shell, is made up of handle of a knife head, handle of a knife neck, connecting rod, handle of a knife tail.Connecting rod sleeve has spring, and both ends of the spring is separately fixed on baffle plate and the handle of a knife tail.Handle of a knife tail tail end caves in and forms the spring lock groove, and respectively there is a spring lock hook spring lock groove both sides, and handle of a knife tail one side is connected in the outer sliding panel of shell by connecting knob by sliding window.There is skidding the sliding panel inboard, and outside head end has anti-hook, and preceding handrail is arranged thereafter, and tail end has back bar.The flexible blade holder of disposable safe is except that spring is metal material, and remaining part is plastic material.

That the flexible blade holder of disposable safe has is standby, use, three kinds of states of locking, in a single day resting state and user mode can be changed mutually, and after being in the lock state, just can not reuse.The handle of a knife head becomes forked, and the knife blade of different size can be installed.Under the resting state, relaxing of spring, knife blade shrinks in the enclosure, can not expose and hurt sb.'s feelings.When needing to use blade, touch the preceding handrail on the sliding panel forward, the spring compression, blade exposes gradually.After blade exposed fully, the latch hook on the shell colludes with anti-hook on the sliding panel was in the same place, and blade position is fixed.Use when suspending, when needing to hide blade, descend the preceding handrail of flicking forward, latch hook and anti-hook release, spring restores, and blade shoots back in the shell, recovers resting state.When no longer needing to use scalpel, the back bar on the push-and-pull sliding panel backward under resting state, spring stretches, and the spring lock of tail end is inserted in the spring lock groove of handle of a knife tail in the shell, colludes with the spring lock hook and is in the same place, and becomes lock-out state.Under this state, the combination of spring lock and spring lock hook is irreversible, is used so knife blade can not appear once more.

The beneficial effects of the utility model are: make the use of scalpel safer, not the accident that can occur hurting sb.'s feelings.

Four, description of drawings

Below in conjunction with drawings and Examples this utility model is further specified.

Fig. 1 is the side view under this utility model resting state.

Fig. 2 is the longitudinal section structural map under this utility model resting state.

Fig. 3 is the cross section structural map under this utility model resting state.

Fig. 4 is the cross section structural map under this utility model lock-out state.

Fig. 5 is the side view under this utility model user mode.

Fig. 6 is the longitudinal section structural map under this utility model user mode.

Fig. 7 is the cross section structural map under this utility model user mode.

1. shells among the figure, 2. handle of a knife head, 3. handle of a knife neck, 4. connecting rod, 5. handle of a knife tail, 6. spring, 7. spring lock groove, 8. the spring lock hook 9. connects knob, 10. baffle plate, 11. spring locks, 12. sliding windows, 13. latch hooks, 14. sliding panels, 15. skidding, 16. anti-hooks, handrails before 17., 18. back bars.

Five, the specific embodiment

Shown in Fig. 1-7, the disposable safe described in the utility model blade holder that stretches is made up of shell (1), toolholder body, sliding panel (14).There is baffle plate (10) at the middle part in the shell (1), and tail end has spring lock (11), and one side rectangular aperture is sliding window (12), and outside head end has latch hook (13).Toolholder body is positioned at shell (1), is made up of handle of a knife head (2), handle of a knife neck (3), connecting rod (4), handle of a knife tail (5).Connecting rod (4) is outer to be with spring (6), and spring (6) two ends are separately fixed on baffle plate (10) and the handle of a knife tail (5).Handle of a knife tail (5) tail end caves in and forms spring lock groove (7), and respectively there is a spring lock hook (8) spring lock groove (7) both sides, and handle of a knife tail (5) one sides are connected in the outer sliding panel (14) of shell (1) by connecting knob (9) by sliding window (12).There is skidding (15) sliding panel (14) inboard, and outside head end has anti-hook (16), and preceding handrail (17) is arranged thereafter, and tail end has back bar (18).The flexible blade holder of disposable safe is that remaining part is plastic material the metal material except that spring (6).

That the flexible blade holder of disposable safe has is standby, use, three kinds of states of locking, in a single day resting state and user mode be co-conversion mutually, and after being in the lock state, just can not reuse.

The handle of a knife head (2) of the flexible blade holder of disposable safe becomes forked, and the knife blade of different size can be installed.Under the resting state, spring (6) is lax, and toolholder body is contracted in the shell (1), and as Figure 1-3, the knife blade that handle of a knife head (2) is upward installed can not expose and hurt sb.'s feelings.When need using scalpel, touch preceding handrail (17) on the sliding panel (14) with thumb, head-end pushes away closely, and the interior handle of a knife head (2) of shell (1) exposes gradually.After handle of a knife head (2) exposes fully, the anti-hook (16) of sliding panel (14) head end will with latch hook (13) joining of shell (1) outside head end after collude together, become user mode, shown in Fig. 5-7, this state lower spring (6) is compressed.The size of handle of a knife neck (3) and handle of a knife tail (5) is consistent with the internal diameter of shell (1), has guaranteed handle of a knife stablizing under user mode.Shell (1) outer wall is close in the inboard skidding (15) of sliding panel (14), makes sliding panel (14) parallel with shell (1), has guaranteed that anti-hook (16) and latch hook (13) can accurately collude to lock together.Finish using, when needing to regain scalpel, descend the preceding handrail (17) of flicking forward, untie the lock that colludes between latch hook (13) and the anti-hook (16), the spring of compression (6) resets, and handle of a knife head (2) is retracted in the shell (1).Operation finishes, when no longer needing to use scalpel, needn't take off handle of a knife head (2) and go up the knife blade of installing, directly under resting state, back bar (18) on the push-and-pull sliding panel (14) backward, the spring lock (11) of shell (1) tail end can be inserted in the spring lock groove (7) that handle of a knife tail (5) tail end caves in, and colludes with the spring lock hook (8) of spring lock groove (7) both sides to lock together, as shown in Figure 4.Colluding lock construction and can not loosen between spring lock (11) and the spring lock hook (8) guaranteed that handle of a knife head (2) goes up the knife blade of installing and can not expose once more, reached the purpose that disposable safe uses.

Claims

1. the flexible blade holder of a disposable safe, by shell, toolholder body, sliding panel is formed, it is characterized in that: there is baffle plate at the middle part in the shell, tail end has spring lock, one side rectangular aperture is a sliding window, and outside head end has latch hook, and toolholder body is positioned at shell, by the handle of a knife head, the handle of a knife neck, connecting rod, the handle of a knife tail is formed, connecting rod sleeve has spring, and both ends of the spring is separately fixed on baffle plate and the handle of a knife tail, and handle of a knife tail tail end caves in and forms the spring lock groove, respectively there is a spring lock hook spring lock groove both sides, handle of a knife tail one side is connected in the outer sliding panel of shell by connecting knob by sliding window, and there is skidding the sliding panel inboard, and outside head end has anti-hook, preceding handrail is arranged thereafter, and tail end has back bar.

2. the disposable safe according to claim 1 blade holder that stretches, it is characterized in that: except that spring was metal material, remaining part was plastic material.