CN2362445Y

CN2362445Y - Urethra cervial externum sampling bar

Info

Publication number: CN2362445Y
Application number: CN 99203552
Authority: CN
Inventors: 于建斌; 尹光文
Original assignee: Individual
Current assignee: Wang Hongjin; Yin Guangwen; Yu Jianbin
Priority date: 1999-02-09
Filing date: 1999-02-09
Publication date: 2000-02-09
Anticipated expiration: 2009-02-09

Abstract

The utility model relates to a urethra cervical canal material sampling bar which is used for leaving and taking secretions or epithelial cells for males'and females' urethras and females' cervical canals. The material sampling bar is composed of a bar stick and a bar head, wherein, an enlarged cross section in the middle of the bar head form a circular shape, the lower part is provided with the bar stick, and the upper part forms a warhead shape. The bar head is also provided with a cylinder-shaped material leaving hole, the surface is composed of a concave structure and a convex structure in an alternative way, and a material leaving hole core is connected with a material sampling bar piston. The utility model has the advantages of delicate design, high safety, less wound caused by sampling and good test effect. The utility model is suitable for medical test and diagnoses.

Description

A kind of urethra cervical canal rod of drawing materials

This utility model relates to a kind of male urethra, female urethra and women's cervical canal is left and taken secretions or the epithelial cell that comes off is used for medical test and laboratory diagnosis urethra cervical canal rod of drawing materials that is.

Over past ten years, because being widely current of sexually transmitted disease (STD), by gonococcus, chlamydia, mycoplasma, infusorian, mycete and pathogen such as other enterobacteria and coccus separately or mixed infection and the simple property of various male or plyability urethritis, female urethra inflammation and the cervicitis that cause day by day increase, when carrying out the comprehensive diagnos of above-mentioned disease, all need necessary medical laboratory's check and check that it is indispensable prerequisite that male urethra, female urethra and women's cervical canal secretions or the epithelial cell that comes off are drawn materials.But the apparatus of drawing materials at present adopts medical aseptic defat cotton swab usually, the special use of still not having male urethra, female urethra and the cervical canal apparatus of drawing materials.Cotton swab following some deficiency of having drawn materials: (1) cotton swab plucked, the effect of drawing materials can not ensure; (2) when male urethra, female urethra or cervical canal secretions more after a little while, cotton swab can be adsorbed on only a small amount of secretions in the cotton-wool, the content that causes drawing materials further reduces, or gets less than secretions; (3) get above-mentioned three positions when coming off epithelial cell, under the many situations of secretions amount when needs, cotton swab is easily wrapped up by secretions, makes its surface become smooth, and coefficient of friction obviously reduces, and epithelial cell is difficult to get and assay is gone wrong; Few or when not having the visible secretions of naked eyes, the epithelial cell that comes off on a small quantity that cotton swab is got very easily is adsorbed on the cotton-wool again at secretions, cause the secretions smear seldom can't carry out the result and judge because of content; (4) secretions is few or use cotton swab when not having secretion and draw materials and can cause the wound of drawing materials because of friction urethra or cervical canal, the back local pain that occurs drawing materials, uncomfortable performance such as scorching hot; (5) pain that causes because of the wound of drawing materials is feared the patient to draw materials, increased psychologically clinical difficulty of drawing materials, cause trouble to clinical diagnosis.

The purpose of this utility model is to overcome the deficiencies in the prior art and provides a kind of, amount many in the secretions amount less or do not have and all can ensure men and women's urethra, women's cervical canal secretions and the epithelial cell that the comes off urethra cervical canal finished the smoothly rod of drawing materials of drawing materials under the situation of the visible secretions of naked eyes, can satisfy the various demands of medical test, reduce the wound of drawing materials simultaneously, increase the psychological compliance that patient's acceptance is drawn materials.

The purpose of this utility model is achieved in that by draw materials rod and material preserving tunnel core two parts and constitutes, the rod of drawing materials is made up of rod stalk and caput, the rod stalk is a kind of club shaped structure of caput lower elongate, the terminal excellent tail of rod stalk for slightly expanding, its rough surface can be ground-glass-like or fine particle shape, and is provided with indication on excellent tail surface and stays material hole major axis to be the labelling of horizontal level, this labelling can be for a kind of color, and is raised or sunken; Caput is that expand a kind of centre, its transverse section is positive circular, the below dwindles gradually develops into elongated rod stalk, the top dwindles gradually and is bullet-shaped, on the greatest cross-section diameter that in the middle of caput, expands, the cylindric material hole of staying that one inner wall smooth is arranged, be the fusiformis sunk structure on the caput surface of staying place, material hole along the caput long axis direction, be the rectangle sunk structure on the caput surface of staying place, material hole along the caput short-axis direction, what adjoin with sunk structure is bulge-structure, and the bulge-structure surface is made into ground-glass-like; And the like, the caput remaining surface alternately is made up of rectangle sunk structure and trapezoidal recess structure and bulge-structure, material preserving tunnel core is made up of hole core and handle, rod is connected for piston type with drawing materials, material preserving tunnel core is that a kind of external diameter is slightly less than the cylindrical-shaped structure that stays material hole internal diameter, the one end inserts and stays the length in material hole long greater than the hole of staying the material hole, and the other end is a handle.

This utility model can overcome the various deficiencies that present cotton swab is drawn materials and existed,, amount many in the secretions amount less or do not have under the situation of the visible secretions of naked eyes and all can ensure men and women's urethra, the women's cervical canal secretions and the epithelial cell that comes off are drawn materials and are finished smoothly, satisfy the various demands of medical test, therefore have simple in structurely, design meticulous, safe and reliable, obviously reduce the wound of drawing materials, increase the patient and accept the psychological compliance of drawing materials, the advantage that test effect is good.

The utility model is described in further detail below in conjunction with accompanying drawing.

Fig. 1 is a structural representation of the present utility model.

Fig. 2 is a material preserving tunnel core sketch map of the present utility model.

As shown in Figure 1, 2, this utility model is made of draw materials rod 1 and 2 liang of parts of material preserving tunnel core, the rod 1 of drawing materials is made up of rod stalk 3 and caput 4, the rod stalk is a kind of club shaped structure of caput lower elongate, and rod obstructs terminal excellent tail 5 for slightly expanding, and is the finger and the excellent contact portion of drawing materials, its rough surface, can be ground-glass-like or fine particle shape, purpose is the frictional force of increase and hands contact site, the operation that is easy to point; Also be provided with indication on the surface of excellent tail and stay material hole major axis to be the labelling of horizontal level, this labelling can be for a kind of color, and is raised or sunken, and caput stays the major axis in material hole to be horizontal level and do not make and stay the content loss of material hole when guaranteeing to draw materials rod.Caput is that expand a kind of centre, its transverse section is positive circular, the below dwindles gradually develops into elongated rod stalk, the top dwindles gradually and is bullet-shaped, on the greatest cross-section diameter that in the middle of caput, expands, have a diameter to account for the cylindric material hole 6 of staying of its inner wall smooth of 1/3rd, its major axis centrage crosses with caput major axis centrage and is vertical, makes caput stay other surface texture symmetry of both sides, material hole.Be fusiformis sunk structure 7 on the caput surface of staying place, material hole along the caput long axis direction, be rectangle sunk structure 8 on the caput surface of staying place, material hole along the caput short-axis direction, what adjoin with sunk structure is bulge-structure 9, and the like, the caput remaining surface alternately is made up of with bulge-structure rectangle sunk structure and trapezoidal recess structure 10.Bulge-structure 9 surfaces are made into ground-glass-like, so that can collect the epithelial cell that comes off by its skin-friction force; Sunk structure retains the position of specimen for the caput surface, and its secretions that is retained can be not standard by sticking the going of the mucosal tissue of periphery when cup depth was drawn materials rod to withdraw from.When the secretions amount for a long time, except that caput surface depressions branch is left and taken a certain amount of secretions, the two-way rotation by caput makes stays the specimen of also leaving and taking capacity in the material hole, in order to check; Few or when not having the visible secretions of naked eyes when the secretions amount, the rotation by caput makes the epithelial cell that caput surface depressions fractionation is got secretions as much as possible and come off, so this structure can guarantee to leave and take to greatest extent the specimen of examining fully as much as possible.Material preserving tunnel core is made up of hole core 11 and handle 12, and rod is connected for piston type with drawing materials.Material preserving tunnel core is that a kind of external diameter is slightly less than the cylindrical-shaped structure that stays material hole internal diameter, and the one end inserts and stays the length in material hole long greater than the hole of staying the material hole, and the other end is a handle.The effect of material preserving tunnel core is to stay the material hole so that test with staying the secretions that retains in the material hole to release.This utility model is made of two parts, and the rod of drawing materials is integrated, and is disposable product.

Claims

1, a kind of urethra cervical canal rod of drawing materials, by rod of drawing materials (1) and material preserving tunnel core (2) two parts constitute, the rod of drawing materials (1) is made up of rod stalk (3) and caput (4), it is characterized in that:

A, rod stalk are a kind of club shaped structures of caput lower elongate, the terminal excellent tail (5) of rod stalk for slightly expanding,

B, caput is that expand a kind of centre, its transverse section is positive circular, the below dwindles gradually develops into elongated rod stalk, the top dwindles gradually and is bullet-shaped, on the greatest cross-section diameter that in the middle of caput, expands, the cylindric material hole (6) of staying that one inner wall smooth is arranged, be fusiformis sunk structure (7) on the caput surface of staying place, material hole along the caput long axis direction, be rectangle sunk structure (8) on the caput surface of staying place, material hole along the caput short-axis direction, what adjoin with sunk structure is bulge-structure (9), and the like, the caput remaining surface alternately is made up of with bulge-structure rectangle sunk structure and trapezoidal recess structure (10)

C, material preserving tunnel core are made up of hole core (11) and handle (12), and rod is connected for piston type with drawing materials.

2, a kind of urethra cervical canal according to claim 1 draw materials rod, it is characterized in that: described excellent tail (5) rough surface can be ground-glass-like or fine particle shape.

3, a kind of urethra cervical canal according to claim 1 rod of drawing materials is characterized in that: described excellent tail (5) surface is provided with indication and stays material hole major axis to be the labelling of horizontal level, and this labelling can be a kind of color, raised or sunken.

4, a kind of urethra cervical canal according to claim 1 rod of drawing materials, it is characterized in that: bulge-structure (9) surface on described caput surface is made into ground-glass-like.

5, a kind of urethra cervical canal according to claim 1 rod of drawing materials, it is characterized in that: described material preserving tunnel core is that a kind of external diameter is slightly less than the cylindrical-shaped structure that stays material hole internal diameter, the one end inserts and stays the length in material hole long greater than the hole of staying the material hole, and the other end is a handle.