CN202844336U

CN202844336U - Oral cavity restoration expanding supporting device

Info

Publication number: CN202844336U
Application number: CN 201220571070
Authority: CN
Inventors: 贾方
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-10-22
Filing date: 2012-10-22
Publication date: 2013-04-03
Anticipated expiration: 2022-10-22

Abstract

The utility model provides to an oral cavity restoration expanding supporting device and belongs to the technical field of medical instruments. The oral cavity restoration expanding supporting device comprises an outer casing pipe, an inner casing pipe, an upper jaw support, a lower jaw support, a screw and a hand wheel. The oral cavity restoration expanding supporting device is characterized in that a handle is arranged on the outer wall of the square outer casing pipe, the inner casing pipe which is matched with an inner cavity of the inner casing pipe is installed at the inner portion of the outer casing pipe in a sliding and sleeved mode, the upper jaw support is fixedly connected with one side of the outer wall of the upper end of the inner casing pipe, the lower jaw support is fixedly connected with the same side of the outer wall of the lower end of the outer casing pipe, the upper jaw support is symmetrical to the lower jaw support, a bearing is fixedly connected with the inner wall of the lower end of the outer casing pipe, the hand wheel is arranged at the outer end of the screw which is fixedly connected with the inner portion of an inner sleeve of the bearing, and threads in the upper section of the screw are connected with the inner portion of the inner sleeve. When a surgery of oral cavity restoration for a patient is conducted, the oral cavity restoration expanding supporting device has the advantages of being simple in operation, convenient to operate, capable of saving time and labor and effectively supporting and expanding an oral cavity of the patient, and capable of conveniently and smooth conducting the surgery and reducing work difficulty of medical staff.

Description

Oral cavity extension device for repairing

Technical field: this utility model belongs to the medical instruments technical field, is a kind of oral cavity extension device for repairing specifically.

Background technology: at present, when carrying out in the oral cavity prosthesis to patient, be to retract patient's oral area by the medical worker with surgery tractor mostly clinically, operation extremely bothers, wastes time and energy like this, has increased work difficulty to the medical worker.

Summary of the invention: the purpose of this utility model is to overcome above-mentioned deficiency, provides a kind of easy and simple to handle, time saving and energy saving when carrying out in the oral cavity prosthesis to patient, the oral cavity extension device for repairing that can effectively support and expand the oral cavity.

The technical solution of the utility model is: this oral cavity extension device for repairing comprises trocar sheath, inner sleeve, upper jaw holder, Lower jaw support, screw rod, handwheel, outer wall is established handled square trocar sheath slides within and is being set with the inner sleeve that adapts with its inner chamber, and inner sleeve upper end outer wall and trocar sheath lower end outer wall homonymy are being connected and fixed respectively symmetrical upper jaw holder and Lower jaw support; Trocar sheath lower end inwall is being connected and fixed bearing, is being connected and fixed the screw rod that the outer end is provided with handwheel in the bearing inner sleeve, and the screw rod epimere is threaded in the inner sleeve.

When carrying out in the oral cavity prosthesis to patient, rotate handwheel after respectively upper jaw holder and Lower jaw support being placed patient's upper jaw and lower jaw, upper jaw holder and Lower jaw support can effectively support and expand patient's mouth.

Advantage of the present utility model: easy and simple to handle, time saving and energy saving when carrying out in the oral cavity prosthesis to patient, can be to the effective support of patient's mouth and expansion, carrying out smoothly of convenient operation alleviated medical worker's work difficulty.

Description of drawings: Fig. 1 is structure cutaway view of the present utility model.

The specific embodiment: this utility model is described in further detail below in conjunction with Fig. 1: this oral cavity extension device for repairing comprises trocar sheath 1, inner sleeve 2, upper jaw holder 3, Lower jaw support 4, screw rod 5, handwheel 6, square trocar sheath 1 slides within that outer wall is provided with handle 7 is being set with the inner sleeve 2 that adapts with its inner chamber, and inner sleeve 2 upper end outer walls and trocar sheath 1 lower end outer wall homonymy are being connected and fixed respectively symmetrical upper jaw holder 3 and Lower jaw support 4; Trocar sheath 1 lower end inwall is being connected and fixed bearing 8, is being connected and fixed the screw rod 5 that the outer end is provided with handwheel 6 in bearing 8 inner sleeves, and screw rod 5 epimeres are threaded in the inner sleeve 2.

Claims

1. oral cavity extension device for repairing, comprise trocar sheath (1), inner sleeve (2), upper jaw holder (3), Lower jaw support (4), screw rod (5), handwheel (6), it is characterized in that square trocar sheath (1) slides within that outer wall is provided with handle (7) is being set with the inner sleeve (2) that adapts with its inner chamber, inner sleeve (2) upper end outer wall and trocar sheath (1) lower end outer wall homonymy are being connected and fixed respectively symmetrical upper jaw holder (3) and Lower jaw support (4); Trocar sheath (1) lower end inwall is being connected and fixed bearing (8), is being connected and fixed the screw rod (5) that the outer end is provided with handwheel (6) in bearing (8) inner sleeve, and screw rod (5) epimere is threaded in the inner sleeve (2).