CN202637052U

CN202637052U - Finger-sleeved safety hooked knife

Info

Publication number: CN202637052U
Application number: CN 201220057849
Authority: CN
Inventors: 赵斌修; 郑志敏; 王萍
Original assignee: Shijiazhuang No1 Hospital
Current assignee: Shijiazhuang No1 Hospital
Priority date: 2012-02-22
Filing date: 2012-02-22
Publication date: 2013-01-02
Anticipated expiration: 2022-02-22

Abstract

A finger-sleeved safety hooked knife comprises a finger stall, a hooked knife, a hooked knife head safety sheath, and a knife handle guiding sheath (or a sliding chute), wherein the finger stall is integrated with the hooked knife through the hooked knife head safety sheath and the knife handle guiding sheath (or the sliding chute) which are attached to the finger stall. A user wears the finger stall on (a) finger(s), and pulls and pushes the knife handle to make the blade of the hooked knife go out and in the knife sheath with other fingers. States of separating from and entering into the safety sheath of the blade of the hooked knife can be used to perform accurate surgical operations to target tissues and to prevent other tissues from being injured respectively.

Description

A kind of cover refers to insure billhook

Technical field

This utility model relates to a kind of cover and refers to insure billhook, belongs to medical instruments field.

Background technology

At present, to add front end by shaft-like handle of a knife be that the billhook head of circular arc forms for commonly used billhook in the surgical operation, and billhook head nearside has the arc shaped hook blade, in use, with the tissue of arc shaped hook blade contrectation cutting, the patient holds handle of a knife and pulls back, and tissue is cut.In operating some situation, need to move under water under non-direct-view cuts and organizes, and moves under water in the lacuna if use this moment traditional existing billhook to stretch into tissue, is difficult for accurately operation because can not look at straight, and the risk of accidentally injuring other tissues is arranged.Billhook in the existing medical apparatus and instruments improves type, not yet solves the problem of accurately cutting destination organization and being difficult for accidentally injuring surrounding tissue in human body moves under water lacuna.

Summary of the invention

In order to make things convenient for patient accurate cutting or chorista and the difficult surrounding tissue of accidentally injuring in human body moves under water lacuna, the technical program provides a kind of cover to refer to insure billhook, make in surgical operation, solve billhook and in non-direct-view situation, stretch into to move under water and organizes the problem that is difficult for accurate cutting destination organization in the lacuna and easily accidentally injures surrounding tissue, thereby make this step safety and quick more in the surgical operation.

The technical scheme that its technical problem that solves this utility model adopts is: this utility model comprises 6 parts: fingerstall 1., the billhook head 2., the billhook sword 3., handle of a knife 4., billhook head insurance sheath 5., handle of a knife guiding sheath 6..This utility model is take fingerstall combination billhook as body design, the billhook head of the place ahead buckle blade (do not limit by the cutting edge shape of billhook head, can be circular arc, dihedral, oblique or craspedodrome etc.) form billhook with handle of a knife, billhook head insurance sheath all is connected with fingerstall with handle of a knife guiding sheath.During use, operator partly is placed in the fingerstall in this utility model on the finger, other finger pull handle of a knifes slide it backward in handle of a knife leads sheath (or chute), until the billhook head enters billhook head insurance sheath, stretching into human body with the finger of fingerstall moves under water and organizes in the lacuna, finger tip touches searching perception destination organization with referring to abdominal part, at finger tip or after referring to abdominal part contact target tissue, move slightly finger, make the billhook head near destination organization, other fingers promote forward handle of a knife, make the billhook head deviate from billhook head insurance sheath, and the billhook sword is insured between the sheath with the billhook head certain interval occurs, mobile billhook makes this gap hold destination organization, other finger pull handle of a knifes make billhook sword cutting destination organization, cut completely, it is terminal that other fingers pull on the moving knife handle, makes the billhook head enter billhook head insurance sheath, withdraw to move under water with the finger of fingerstall and organize lacuna, this utility model is also withdrawn from finger.Reach like this under finger stereognosis guiding billhook is accurately operated destination organization, and entering or withdrawing from the purpose that is difficult for surrounding tissue is caused accidental injury when moving under water interstice.

The beneficial effects of the utility model are, can guarantee to be difficult for accidentally injuring in the situation of its hetero-organization, accurately and quickly destination organization are carried out cutting operation, and are easy to use, simple in structure.

Description of drawings

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

Accompanying drawing is the cutaway view of an embodiment of this utility model.

Fig. 1 is the anterior view view, and Fig. 2 is that reverse side is seen view, and Fig. 3 is that view is seen in the side, and Fig. 4 is top sight view, and Fig. 5 is the norma basilaris view;

Each parts among each figure: 1.. fingerstall; 2.. the billhook head; 3.. the billhook sword; 4.. handle of a knife; 5.. billhook head insurance sheath; 6.. handle of a knife guiding sheath.

The specific embodiment

In accompanying drawing utility model embodiment, 1. fingerstall is gone up with the billhook head insurance sheath of billhook and 5. 6. is connected with handle of a knife guiding sheath, user is placed in fingerstall on the finger, other finger pull handle of a knifes of user are 4.. and make it at handle of a knife guiding sheath 6.. interior backward slip, until 5. 2. the billhook head enter billhook head insurance sheath, stretching into human body with the finger of fingerstall moves under water and organizes in the lacuna, finger tip touches searching perception destination organization with referring to abdominal part, at finger tip or when referring to that the abdominal part contact target is organized, move slightly finger, make the billhook head 2. near destination organization, 4. other fingers promote forward handle of a knife, make billhook head billhook sword 2. 3. deviate from billhook head insurance sheath 5., and make the billhook sword 3. and billhook head insurance sheath certain interval appears between 5., mobile billhook makes this gap hold destination organization, other finger pull handle of a knifes 4. tail end make the billhook sword 3. cut destination organization, cut complete, it is 4. terminal that other fingers pull on the moving knife handle, make the billhook head 2. enter billhook head insurance sheath 5., withdraw to move under water with the finger of fingerstall and organize lacuna, this utility model is also withdrawn from finger.Can guarantee that so billhook accurately operates destination organization under the guiding of finger stereognosis, and surrounding tissue is difficult for causing accidental injury.

Claims

1. a cover refers to insure billhook, is comprised of fingerstall and billhook, billhook head insurance sheath, handle of a knife guiding sheath, it is characterized in that: have the fingerstall that can wear on operator's finger.