CN202235511U - Double-hook minimally invasive nerve retractor - Google Patents

Abstract

The utility model discloses a double-hook minimally invasive nerve retractor. The double-hook minimally invasive nerve retractor comprises a handle, an extension handle fixedly connected with the handle and a retractor arranged at the other end of the extension handle; wherein, the drag hook is 2 drag hooks that set up side by side. The utility model has simple structure and low cost; meanwhile, the spinal nerve traction device is simple and convenient to use, and is suitable for safely and undamaged traction of spinal nerves when the spinal nerves are clinically operated.

Description

A kind of double hook Wicresoft nerve hook

Technical field

This utility model relates to a kind of medical apparatus, especially a kind of double hook Wicresoft nerve hook.

Background technology

Usually, when the doctor carries out the minimally invasive spine operation to the patient who suffers from spinal disease, need aid be stretched into from cutter, spinal nerves is retracted gently, carry out discectomy and spinal nerves again and cause pressure thing resection operation.

But not having suitable utensil now therefore can, not only increase the tractive of spinal nerves safety the difficulty and the danger of operation, and may cause irreversible damage to patient's spinal nerves.

Therefore, need a kind of new instrument to solve safe problem of spinal nerves being carried out tractive.

Summary of the invention

In view of this, how this utility model is devoted to better to solve in clinical operation the problem with the spinal nerves tractive of safety, has proposed a kind of double hook Wicresoft nerve hook.

The technical scheme that this utility model adopts is:

A kind of double hook Wicresoft nerve hook comprises handle and the extension stem that is fixedly connected with handle and is arranged on the drag hook of the extension stem other end; Wherein, said drag hook is 2 drag hooks that are set up in parallel.

Be provided with arc groove on the above-mentioned drag hook.

Above-mentioned extension stem is the arc extension stem.

The edge of above-mentioned extension stem and drag hook is fillet.

Above-mentioned handle is provided with anti-skidding stricture of vagina.

The beneficial effect of this utility model is:

This utility model is simple in structure, but efficiently solves in the clinical operation the problem of spinal nerves safety tractive, and simultaneously, cost is lower, and is easy to use.

Description of drawings

Below with reference to accompanying drawings the specific embodiments of this utility model is explained in more detail, wherein:

Fig. 1 is the structure drawing of device of this utility model;

Fig. 2 is the enlarged drawing of drag hook in this utility model.

The specific embodiment

In order to solve in the clinical operation problem of how spinal nerves safety being carried out tractive, this utility model provides a kind of double hook Wicresoft nerve hook.Next specify this double hook Wicresoft nerve hook.

Fig. 1 illustrates the structure drawing of device of this utility model.This double hook Wicresoft nerve hook compriseshandle 1 and theextension stem 3 that is fixedly connected withhandle 1 and is arranged on thedrag hook 2 ofextension stem 3 other ends; Wherein, 2drag hook 4 and 5 of saiddrag hook 2 for being set up in parallel; During clinical operation, the operator hands handle 1, catches on spinal nerves gently withdrag hook 4 and 5, and its tractive is opened, and can carry out related surgical.

Be provided with arc groove on the above-mentioneddrag hook 4 and 5, as shown in Figure 2, be provided with arc groove, to the spinal nerves tractive time, can effectively protect spinal nerves, prevent spinal nerves is caused irreversible damage.

Above-mentionedextension stem 3 is the arc extension stem, effectively prevents to block operator's the visual field.

The edge of above-mentionedextension stem 3 anddrag hook 4 and 5 is fillet, prevents in operating process, to damage surrounding tissue.

Above-mentionedhandle 1 is provided with anti-skidding stricture of vagina, prevents that this double hook Wicresoft nerve hook comes off in operating process from operator's hands, in order to avoid cause malpractice.

More than the specific descriptions of this utility model are intended to explain the implementation of specific embodiments can not be interpreted as it is restriction this utility model.Those of ordinary skills can make various variants on the basis of the embodiment that details under the instruction of this utility model, these variants all should be included within the design of this utility model.This utility model scope required for protection is only limited by described claims.

Claims (5)

1. double hook Wicresoft nerve hook is characterized in that:

Comprise handle and the extension stem that is fixedly connected with handle and be arranged on the drag hook of the extension stem other end;

Wherein, said drag hook is 2 drag hooks that are set up in parallel.

2. double hook as claimed in claim 1 Wicresoft nerve hook is characterized in that:

Be provided with arc groove on the said drag hook.

3. double hook as claimed in claim 2 Wicresoft nerve hook is characterized in that:

Said extension stem is the arc extension stem.

4. like claim 2 or 3 described double hook Wicresoft nerve hooks, it is characterized in that:

The edge of said extension stem and drag hook is fillet.

5. double hook as claimed in claim 4 Wicresoft nerve hook, it is characterized in that: said handle is provided with anti-skidding stricture of vagina.

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