CN101496729B - Device for collecting parotid sputum - Google Patents
Device for collecting parotid sputum Download PDFInfo
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- CN101496729B CN101496729B CN2009100802995A CN200910080299A CN101496729B CN 101496729 B CN101496729 B CN 101496729B CN 2009100802995 A CN2009100802995 A CN 2009100802995A CN 200910080299 A CN200910080299 A CN 200910080299A CN 101496729 B CN101496729 B CN 101496729B
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- negative pressure
- mozzle
- absorption
- medicated cap
- extracting device
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Abstract
The invention provides a device for collecting parotid saliva, which is capable of collecting the parotid saliva conveniently and efficiently, thereby contributing to realizing the accurate measurement of saliva flow rate of single salivary gland. The device is characterized by comprising a flow guide tube, wherein one end of the flow guide tube is connected with an absorption and collection cavity of an absorption cap, and the other end of the flow guide tube is provided with a connecting head which is used for connecting a negative pressure withdrawal device.
Description
Technical field
The present invention relates in the medical field saliva flow rate measuring technique about the single salivary gland of the parotid gland, described saliva flow rate is the important indicator of assessment salivary gland function, designs a kind of special device that is used for collecting parotid sputum.
Background technology
The measurement of saliva flow rate is the important indicator of assessment salivary gland function.Saliva flow rate is divided into again and mixes saliva flow rate and single salivary gland saliva flow rate.It is easy to mix saliva collection, relatively poor for the specific aim of body of gland function, though and single salivary gland saliva flow rate can accurately reflect salivary gland function, but collection is very difficult.The parotid duct mouth is positioned at maxillary second molar level relatively, and surrounding space is narrow and small, and it is very difficult to use non-invasive methods to collect parotid sputum.
The parotid sputum gathering-device that present Global Access is used is Carlson-Crittenden Device.This device adopts the dicyclo design, and outer shroud is realized adsorption function, needs continuous negative pressure to keep absorption affinity; Internal ring is realized the saliva collection function.Outer shroud in this device connects foot blower or claims the skin valve by airway, to control outer intra-annular air pressure.Internal ring in this device connects catheter, and the parotid sputum that makes internal ring collect can flow in the parotid sputum collection container by catheter.
In use, mainly there is following shortcoming in this dicyclo double-tube type device:
1. because negative pressure trough and saliva collection groove are too approaching, negative pressure usually is difficult to keep in the use, causes device to come off, the saliva collection failure.
2. saliva can be flowed out through negative pressure trough in the collection process, causes saliva leakage, and operate miss is bigger.
3. because fixing device edge area is less, the negative pressure pressure action usually causes mucosa injury at mucomembranous surface.
4. this device can only rely on continuous negative pressure just can finish, and has high requirement for the field of employment.
For these reasons, need traditional parotid sputum gathering-device be improved.For this reason, the inventor has proposed new technical scheme.
Summary of the invention
The present invention is directed to the defective or the deficiency that exist in the prior art, a kind of device that is used for collecting parotid sputum is provided, use described harvester to gather parotid sputum easily and effectively, thereby help realizing the accurate measurement of single salivary gland saliva flow rate.
Technical conceive of the present invention is: adopt mozzle one end to connect the mode of absorption acquisition cavity, other end connection negative pressure extracting device, make the absorption medicated cap have absorption and collecting parotid sputum function concurrently, and the negative pressure extracting device can have negative pressure extracting and measurement function concurrently with the piston structure of its syringe-like, thereby realize the accurate measurement of single salivary gland saliva flow rate.
Technical scheme of the present invention is as follows:
A kind of device that is used for collecting parotid sputum is characterized in that: comprise absorption medicated cap, mozzle and negative pressure extracting device, an end of described mozzle is communicated with the absorption acquisition cavity of described absorption medicated cap, and the other end has the union joint that is used to connect the negative pressure extracting device; Described union joint is connecting described negative pressure extracting device; Described negative pressure extracting device comprises the negative pressure surge drum and is positioned at the pull bar piston of negative pressure surge drum inner chamber; Described negative pressure surge drum surface indicates negative pressure scale and volume markings; Described mozzle adopts flexible pipe; Described absorption medicated cap has a tapered portion and a cylindricality top, the collar extension diameter range of described tapered portion is 5mm～20mm, the angle of taper scope is 30 °～180 °, the tapered portion altitude range is for being not more than 10mm, the diameter range at described cylindricality top is 2mm～10mm, and cylindricality overhead height scope is 2mm～10mm.
Described negative pressure extracting device adopts syringe.
Described mozzle is marked with volume markings.
Described absorption medicated cap adopts silica gel, rubber or plastics.
Technique effect of the present invention is as follows:
A kind of device that is used for collecting parotid sputum of the present invention owing to adopted mozzle to be communicated with this version of absorption acquisition cavity of absorption medicated cap, makes the absorption medicated cap have absorption and collecting parotid sputum function concurrently.The present invention compares with dicyclo double-tube type device of the prior art, has simple in structure, convenience operation.
The present invention is a kind of improved portable parotid sputum gathering-device, can reach the purpose of noinvasive maintenance and collection tranquillization saliva flow rate by the simple device of being made up of the absorption medicated cap and the negative pressure extracting device of the distribution connection of mozzle two ends.Traditional double plate design is united two into one, and the vacuum magnitude by the strict control of negative pressure extracting device sucker structure edge can be attached on the mucosa of buccal it fully, reaches good maintenance effect.Can have enough spaces between the inlet of the parotid gland and mozzle, the inlet of avoiding mozzle is by negative-pressure sealed, and saliva can enter mozzle by inlet, can also be on mozzle direct reading, the error that causes when avoiding saliva to shift.Mozzle, absorption medicated cap, also have negative pressure extracting device etc. that certain transparency is all arranged, so that observe and reading during operation.The negative pressure extracting device can have negative pressure extracting and measurement function concurrently with the piston structure of its syringe-like, thereby realizes the accurate measurement of single salivary gland saliva flow rate.
Description of drawings
Fig. 1 implements a kind of structural representation that is used for the device of collecting parotid sputum of the present invention.
Reference numeral lists as follows:
1-adsorbs acquisition cavity, and 2-adsorbs medicated cap, 3-mozzle, the union joint of 4-negative pressure extracting device.
The specific embodiment
The invention will be further described below in conjunction with accompanying drawing (Fig. 1).
Fig. 1 implements a kind of structural representation that is used for the device of collecting parotid sputum of the present invention.As shown in Figure 1, be used for the device of collecting parotid sputum, comprise mozzle 3, an end of mozzle 3 is communicated with the absorption acquisition cavity 1 of absorption medicated cap 2, and the other end has the union joint 4 that is used to connect the negative pressure extracting device.
The parameter that structure is gathered in the head absorption that is used for the device of collecting parotid sputum is as follows: the collar extension diameter range of absorption medicated cap 2 is 5mm～20mm, the angle of taper scope of absorption medicated cap 2 is 30 °～180 °, the tapered portion altitude range of absorption medicated cap 2 is for being not more than 10mm, the cylindricality top diameter scope of absorption medicated cap 2 is 2mm～10mm, and the cylindricality overhead height scope of absorption medicated cap 2 is 2mm～10mm.Those skilled in the art can select to use for example syringe etc. of mozzle 3 and negative pressure extracting device according to the parameter that structure is gathered in head absorption.
The cylindricality top of the tapered portion of absorption medicated cap 2 and absorption medicated cap 2 both can be integrated, and can be fabricated structure again.Absorption medicated cap 2 both can be indirect connection again for directly being connected with mozzle 3.The union joint 4 of negative pressure extracting device both can be indirect connection again for directly being connected with mozzle 3.The union joint 4 and the mozzle 3 of negative pressure extracting device can be integrated.
A kind of operating process that is used for the device of collecting parotid sputum is briefly described below: at first connect together by union joint with negative pressure extracting device or negative pressure measuring device (for example common syringe that has volume markings) having the mozzle that adsorbs medicated cap, will adsorb medicated cap then and attach to the parotid duct mouth.After attaching was stable, the pitch brace of beginning pull negative pressure measuring device made generation negative pressure in the absorption acquisition cavity that adsorbs medicated cap, finally causes saliva to be flowed out from the parotid gland.Saliva is drawn onto in the collecting vessel of negative pressure measuring device by mozzle then.Can carry out actions such as reading, collection at last.
Should be pointed out that the above specific embodiment can make those skilled in the art more fully understand the present invention, but do not limit the present invention in any way.Therefore, although this description has been described in detail the present invention with reference to drawings and Examples,, it will be appreciated by those skilled in the art that still and can make amendment or be equal to replacement the present invention; And all do not break away from the technical scheme and the improvement thereof of the spirit and scope of the present invention, and it all should be encompassed in the middle of the protection domain of patent of the present invention.
Claims (3)
1. a device that is used for collecting parotid sputum is characterized in that, comprises absorption medicated cap, mozzle and negative pressure extracting device, and an end of described mozzle is communicated with the absorption acquisition cavity of described absorption medicated cap, and the other end has the union joint that is used to connect described negative pressure extracting device; Described union joint is connecting described negative pressure extracting device; Described negative pressure extracting device comprises the negative pressure surge drum and is positioned at the pull bar piston of negative pressure surge drum inner chamber; Described negative pressure surge drum surface indicates negative pressure scale and volume markings; Described mozzle adopts flexible pipe;
Described absorption medicated cap has a tapered portion and a cylindricality top, the collar extension diameter range of described tapered portion is 5mm～20mm, the angle of taper scope is 30 °～180 °, the tapered portion altitude range is for being not more than 10mm, the diameter range at described cylindricality top is 2mm～10mm, and cylindricality overhead height scope is 2mm～10mm.
2. the device that is used for collecting parotid sputum according to claim 1 is characterized in that described mozzle is marked with volume markings.
3. the device that is used for collecting parotid sputum according to claim 1 is characterized in that, described absorption medicated cap adopts silica gel, rubber or plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100802995A CN101496729B (en) | 2009-03-17 | 2009-03-17 | Device for collecting parotid sputum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100802995A CN101496729B (en) | 2009-03-17 | 2009-03-17 | Device for collecting parotid sputum |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101496729A CN101496729A (en) | 2009-08-05 |
| CN101496729B true CN101496729B (en) | 2010-09-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100802995A Expired - Fee Related CN101496729B (en) | 2009-03-17 | 2009-03-17 | Device for collecting parotid sputum |
Country Status (1)
| Country | Link |
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| CN (1) | CN101496729B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104749382B (en) * | 2015-04-20 | 2016-04-27 | 南昌大学第二附属医院 | Without the real-time glomerular filtration rate(GFR fast detector of wound |
| CN114271869A (en) * | 2022-01-05 | 2022-04-05 | 成都泰盟软件有限公司 | Parotid gland saliva collecting device, saliva secretion recording system and method |
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2009
- 2009-03-17 CN CN2009100802995A patent/CN101496729B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN101496729A (en) | 2009-08-05 |
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Owner name: WEIGAO GROUP CO., LTD. Free format text: FORMER OWNER: PEKING UNIVERSITY SCHOOL OF STOMATOLOGY Effective date: 20131115 |
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Free format text: CORRECT: ADDRESS; FROM: 100081 HAIDIAN, BEIJING TO: 264200 WEIHAI, SHANDONG PROVINCE |
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Effective date of registration: 20131115 Address after: 312 No. 264200 Shandong city of Weihai province Shichang Road Patentee after: WEGO Group Co., Ltd. Address before: 100081 Beijing, Zhongguancun, South Street, No. 22, No. Patentee before: Peking University School of Stomatology |
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100915 Termination date: 20140317 |