CN106037763B - A kind of fibre optical sensor syringe - Google Patents
A kind of fibre optical sensor syringe Download PDFInfo
- Publication number
- CN106037763B CN106037763B CN201610515281.3A CN201610515281A CN106037763B CN 106037763 B CN106037763 B CN 106037763B CN 201610515281 A CN201610515281 A CN 201610515281A CN 106037763 B CN106037763 B CN 106037763B
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- Prior art keywords
- inner sleeve
- syringe
- optical sensor
- fibre optical
- needle assembly
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
- A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
- A61B5/1459—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters invasive, e.g. introduced into the body by a catheter
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
- A61B5/14532—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue for measuring glucose, e.g. by tissue impedance measurement
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6846—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
- A61B5/6847—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive mounted on an invasive device
- A61B5/6848—Needles
- A61B5/6849—Needles in combination with a needle set
Abstract
The present invention discloses a kind of fibre optical sensor syringe, including inner sleeve, outer sleeve, needle assembly and elastic parts；Outer sleeve can be sleeved on outside inner sleeve with moving relative to inner sleeve；Needle assembly being capable of being axially slidably disposed in inner sleeve along inner sleeve；Needle assembly is pierced into human skin for carrying fibre optical sensor, and so that the fibre optical sensor is stayed in human skin or less when it exits human skin；Elastic parts is arranged in inner sleeve；After outer sleeve does the first movement relative to inner sleeve, elastic parts makes needle assembly pierce out inner sleeve and is pierced into human skin；After outer sleeve does the second movement relative to inner sleeve, elastic parts makes needle assembly exit human skin and retracts inner sleeve.In the fibre optical sensor syringe, elastic parts makes needle assembly successively be pierced into and exit human skin, so that the fibre optical sensor injection human skin for carrying needle assembly utilizes fibre optical sensor real-time monitoring blood glucose level data hereinafter, realizing, it is advantageous to clinical diagnosis.
Description
Technical field
The present invention relates to the field of medical instrument technology, more specifically to a kind of fibre optical sensor syringe.
Background technique
Measurement blood sugar for human body first punctures human skin before test, then use by the way of test paper test in the prior art
Blood sugar concentration in disposable test paper measurement blood of human body.But which only can be realized interval detection human blood glucose concentration, no
Conducive to clinical diagnosis, therefore the prior art tends to continuously measure human blood glucose concentration using fiber sensor measuring mode, with real-time
It is continuous to read blood glucose level data, improve hypoglycemia warning function.
But fibre optical sensor need to be injected to human body when continuously measuring blood glucose using fibre optical sensor, how to make light at present
It is those skilled in the art's technical problem urgently to be resolved that fiber sensor, which injects human body,.
Summary of the invention
In view of this, the present invention provides a kind of fibre optical sensor syringe, the optical fiber for being used to measure blood glucose can be passed
Sensor injects human body, can realize in clinical medicine and utilize fibre optical sensor real-time monitoring blood glucose level data.
To achieve the above object, the invention provides the following technical scheme:
A kind of fibre optical sensor syringe, comprising:
Inner sleeve；
Outer sleeve, the outer sleeve can be sleeved on outside the inner sleeve with moving relative to the inner sleeve；
Needle assembly, the needle assembly being capable of being axially slidably disposed in the inner sleeve along the inner sleeve；
The needle assembly is pierced into human skin for carrying fibre optical sensor, and makes the Fibre Optical Sensor when it exits human skin
Device stays in human skin or less；
Elastic parts, the elastic parts are arranged in the inner sleeve；
Wherein, after the outer sleeve does the first movement relative to the inner sleeve, the elastic parts makes the syringe needle
Component pierces out the inner sleeve and is pierced into human skin；
After the outer sleeve does the second movement relative to the inner sleeve, the elastic parts moves back the needle assembly
Human skin and retract the inner sleeve out.
Preferably, in above-mentioned fibre optical sensor syringe, the elastic parts includes:
Upper spring, the upper spring are set in the upper end of the needle assembly；
Lower spring, the lower spring pocket are loaded on the lower end of the needle assembly；
After the outer sleeve does the first movement relative to the inner sleeve, the upper spring discharges downwards, and drives institute
It states needle assembly to slide to the open end of the inner sleeve, so that the needle assembly pierces out outside the inner sleeve and is pierced into human body
Skin；Meanwhile the needle assembly constantly squeezes the lower spring；
After the relatively described inner sleeve of the outer sleeve does the second movement, the upper spring and lower spring discharge upwards,
And the lower spring drives the needle assembly to retract in the inner sleeve, and the fibre optical sensor is stayed in human skin
Below.
Preferably, in above-mentioned fibre optical sensor syringe, the inner sleeve is equipped with lower hook and upper clamping hook, the upper card
The upper end for compressing the upper spring is hooked, the lower hook makes the upper spring by institute for needle assembly described in clamping
It states needle assembly and the upper clamping hook compresses；
After the outer sleeve does the first movement relative to the inner sleeve, the lower hook is flicked, so that the upper bullet
Spring discharges downwards；
After the outer sleeve does the second movement relative to the inner sleeve, the upper clamping hook is flicked, and makes the upper spring
With lower spring release upwards respectively.
Preferably, in above-mentioned fibre optical sensor syringe, first with upper clamping hook cooperation is provided on the outer sleeve
Open-work and the second open-work cooperated with the lower hook；When the outer sleeve does the first movement relative to the inner sleeve, institute
State the second open-work gradually move to it is corresponding with the lower hook；When the outer sleeve does the second movement relative to the inner sleeve,
First open-work gradually moves to corresponding with the upper clamping hook.
Preferably, in above-mentioned fibre optical sensor syringe, the inner wall of the inner sleeve is equipped with limited step, for limiting
The needle assembly is excessively pierced into human skin.
Preferably, in above-mentioned fibre optical sensor syringe, the needle assembly includes:
Syringe, the syringe being axially slidably disposed in the inner sleeve along the inner sleeve, and it is described
Syringe needle is fixed on syringe；
Syringe mandril, the syringe mandril are equipped with limited block, and the limited block can be slidably arranged in it is described
In the sliding slot of syringe, and one end of the syringe mandril is protruded into the syringe needle；
After the outer sleeve is relative to the inner sleeve cylinder base first movement, the upper end of the limited block and sliding slot offsets,
And the syringe is driven by the limited block and is pierced out outside the syringe mandril one inner sleeve in the same direction；In the outer sleeve
After doing the second movement relative to the inner sleeve, the syringe retracts into the inner sleeve, and the syringe mandril value preserving is in situ
It sets constant and resists the fibre optical sensor, to ensure that the fibre optical sensor can stay below human skin, it is ensured that light
Fiber sensor can reliably indwelling below human skin；When the lower end of the sliding slot and the limited block offset, the light
Fiber sensor progressively disengages the syringe needle because of syringe needle rollback and stays in human skin hereinafter, the syringe takes the syringe mandril
Continue to slide into the inner sleeve.
It preferably, further include the opening that the inner sleeve can be releasably set in above-mentioned fibre optical sensor syringe
The pedestal at place, the pedestal is for making the fibre optical sensor be fixed on human skin；
After the outer sleeve does the first movement relative to the inner sleeve, the needle assembly pierces through the pedestal and pierces
Enter human skin；
After the outer sleeve does the second movement relative to the inner sleeve, the needle assembly retracts institute by the pedestal
Inner sleeve is stated, and the end card for making exposing human skin on the fibre optical sensor is on the base, realizes and the pedestal
It is fixedly connected.
Preferably, in above-mentioned fibre optical sensor syringe, mutual cooperation is respectively equipped on the pedestal and the inner sleeve
Buckle and card slot, after the outer sleeve does the second movement relative to the inner sleeve, mandril on the outer sleeve is by institute
It states buckle to eject outside the card slot, enables the pedestal by dismantling on the inner sleeve.
Preferably, in above-mentioned fibre optical sensor syringe, the pedestal is TPE pedestal.
It preferably, further include protection cap, the protection cap is installed on the inner sleeve in above-mentioned fibre optical sensor syringe
On, and be clamped with the outer sleeve, for preventing the outer sleeve and the inner sleeve from relative motion occurs.
The present invention provides a kind of fibre optical sensor syringe comprising inner sleeve, outer sleeve, needle assembly and elastic group
Part；Outer sleeve can be sleeved on outside inner sleeve with moving relative to inner sleeve；Needle assembly being capable of sliding axially along inner sleeve
Ground is arranged in inner sleeve；Needle assembly is pierced into human skin for carrying fibre optical sensor, and when it exits human skin
The fibre optical sensor is set to stay in human skin or less；Elastic parts is arranged in inner sleeve；Wherein, in outer sleeve relative to interior
After sleeve does the first movement, elastic parts makes needle assembly pierce out inner sleeve and is pierced into human skin；In outer sleeve relative to interior
After sleeve does the second movement, elastic parts makes needle assembly exit human skin and retracts inner sleeve.
In fibre optical sensor syringe provided by the invention, elastic parts makes needle assembly successively be pierced into and exit human body skin
Skin, so that the fibre optical sensor injection human skin for carrying needle assembly utilizes fibre optical sensor real-time monitoring hereinafter, realizing
Blood glucose level data, it is advantageous to clinical diagnosis.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the explosive view of fibre optical sensor syringe provided in an embodiment of the present invention；
Fig. 2 is the structural representation of fibre optical sensor syringe provided in an embodiment of the present invention needle assembly in the initial state
Figure；
Fig. 3 is the enlarged drawing of part A shown in Fig. 2；
Fig. 4 does the second movement relative to inner sleeve for outer sleeve in fibre optical sensor syringe provided in an embodiment of the present invention
The structural schematic diagram of needle assembly afterwards；
Fig. 5 is the enlarged drawing of part B in Fig. 4；
Fig. 6 is the structural schematic diagram of fibre optical sensor syringe provided in an embodiment of the present invention in the initial state；
Fig. 7 does the first movement relative to inner sleeve for outer sleeve in fibre optical sensor syringe provided in an embodiment of the present invention
Structural schematic diagram when needle assembly gradually pierces out outward afterwards；
Fig. 8 does the first movement relative to inner sleeve for outer sleeve in fibre optical sensor syringe provided in an embodiment of the present invention
Structural schematic diagram when needle assembly piercing human skin afterwards；
Fig. 9 does the second movement relative to inner sleeve for outer sleeve in fibre optical sensor syringe provided in an embodiment of the present invention
Structural schematic diagram when needle assembly retracts inner sleeve afterwards；
Wherein, in Fig. 1-9:
Mounting cap 101；Outer sleeve 102；First open-work 121；Second open-work 122；Syringe mandril 103；Limited block 131；On
Spring 104；Syringe 105；Lower spring 106；Inner sleeve 107；Lower hook 171；Upper clamping hook 172；Protection cap 108；Pedestal 109；Light
Fiber sensor 200.
Specific embodiment
The embodiment of the invention discloses a kind of fibre optical sensor syringes, will can be used to measure the Fibre Optical Sensor of blood glucose
Device injects human body, can realize in clinical medicine and utilize fibre optical sensor real-time monitoring blood glucose level data.
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-Fig. 9 is please referred to, the embodiment of the present invention provides a kind of fibre optical sensor syringe comprising inner sleeve 107, outer
Sleeve 102, needle assembly and elastic parts；Outer sleeve 102 can be sleeved on inner sleeve 107 with moving relative to inner sleeve 107
Outside；Needle assembly being capable of being axially slidably disposed in inner sleeve 107 along inner sleeve 107；Needle assembly is for carrying optical fiber
Sensor 200 is pierced into human skin, and make when it exits human skin the fibre optical sensor 200 stay in human skin with
Under；Elastic parts is arranged in inner sleeve 107；Wherein, after outer sleeve 102 does the first movement relative to inner sleeve 107, elasticity
Component makes needle assembly pierce out inner sleeve 107 and is pierced into human skin；The second fortune is done relative to inner sleeve 107 in outer sleeve 102
After dynamic, elastic parts makes needle assembly exit human skin and retracts inner sleeve 107.
In fibre optical sensor syringe provided in an embodiment of the present invention, elastic parts makes needle assembly successively be pierced into and exit
Human skin, so that the fibre optical sensor 200 for carrying needle assembly, which injects human skin, utilizes fibre optical sensor hereinafter, realizing
200 real-time monitoring blood glucose level datas, it is advantageous to clinical diagnosis.
Above-mentioned elastic parts is set as
Upper spring 104, upper spring 104 are set in the upper end of needle assembly；
Lower spring 106, lower spring 106 are set in the lower end of needle assembly；
After outer sleeve 102 does the first movement relative to inner sleeve 107, upper spring 104 discharges downwards, and drives syringe needle group
Part is slided to the open end of inner sleeve 107, so that needle assembly pierces out outside inner sleeve 107 and is pierced into human skin；Meanwhile syringe needle
Component constantly squeezes dead spring 106；
After outer sleeve 102 does the second movement with respect to inner sleeve 107, upper spring 104 and the release upwards of lower spring 106,
And lower spring 106 drives needle assembly to retract inner sleeve 107, so that fibre optical sensor 200 is stayed in human body skin by needle assembly
In skin.
In technical solution provided in this embodiment, elastic component is set as including upper and lower two springs, and structure is simple, is convenient for
Assembly, and function is reliable, it can be ensured that so that needle assembly is successively pierced into and exit human skin, by 200 note of fibre optical sensor
Enter human skin or less.
In order to discharge two springs above and below in above-mentioned elastic parts successively, to realize to human body injection fibre sensor 200,
Lower hook 171 and upper clamping hook 172 are set in above-mentioned fibre optical sensor syringe, on inner sleeve 107, and upper clamping hook 172 is for compressing
The upper end of upper spring 104, lower hook 171 is used for clamping needle assembly, and makes upper spring 104 by needle assembly and upper clamping hook 172
It compresses；
After outer sleeve 102 does the first movement relative to inner sleeve 107, lower hook 171 is flicked so that upper spring 104 to
Lower release；
When outer sleeve 102 does the second movement relative to inner sleeve 107, upper clamping hook 172 is flicked, and makes upper spring 104 under
The release upwards respectively of spring 106.
Specifically, being provided with first cooperated with upper clamping hook 172 on outer sleeve 102 thoroughly in above-mentioned fibre optical sensor syringe
Hole 121 and the second open-work 122 cooperated with lower hook 171；When outer sleeve 102 does the first movement relative to inner sleeve 107, the
Two open-works 122 gradually move to it is corresponding with lower hook 171 so that lower hook 171 under the squeezing action of needle assembly it is outer play it is supreme
It states in the second open-work 122, so that upper spring 104 be made to discharge downwards；The second movement is done relative to inner sleeve 107 in outer sleeve 102
When, the first open-work 121 gradually move to it is corresponding with upper clamping hook 172 so that upper clamping hook 172 is outer under the squeezing action of upper spring 104
It in bullet to above-mentioned first open-work 121, and discharges upper spring 104 upwards, is discharged upwards with spring 106 at present, and then lower spring
106 drive needle assemblies are retracted in inner sleeve 107, and needle assembly is made to be exited by human skin and be stayed in fibre optical sensor 200
Below human skin.
Further, spring and needle assembly, fibre optical sensor syringe provided by the above embodiment are assembled for convenience
In, inner sleeve 107 is set as both ends and is open；It is excellent in order to facilitate assembling outer sleeve 102 and inner sleeve 107, above-mentioned outer sleeve 102
Choosing is set as both ends open.After doing the second movement relative to inner sleeve 107 due to outer sleeve 102, upper spring 104 and lower spring
106 releases upwards respectively, in order to avoid needle assembly pops up inside and outside sleeve, in above-mentioned fibre optical sensor syringe, outer sleeve 102
Upper end corresponding with the ejection direction of needle assembly is equipped with mounting cap 101, and mounting cap 101 is equipped with convex block, and convex block protrudes into outer
In sleeve 102 and in the open-work that is caught on 102 side wall of outer sleeve, to prevent needle assembly under the effect of lower spring 106 upward elastic force
It is larger and rush fall mounting cap 101, it is ensured that the personal safety of user.
Preferably, in fibre optical sensor syringe provided by the above embodiment, the inner wall of inner sleeve 107 is equipped with limiting stand
Rank, after outer sleeve 102 does the first movement relative to inner sleeve 107, needle assembly is only capable of acting on lower slider extremely in upper spring 104
At above-mentioned limited step, which prevents needle assembly to be excessively pierced into for limiting the size that needle assembly pierces out outward
Human skin protects the user from needle assembly injury.
Specifically, the first open-work 121 and the second open-work 122 are respectively along outer sleeve in above-mentioned fibre optical sensor syringe
102 strip hole being axially arranged, the first movement refer to outer sleeve 102 along it axially with respect to 107 slide downward of inner sleeve the
One pre-determined distance, the second movement refer to outer sleeve 102 along it axially with respect to 107 the second pre-determined distance of slide downward of inner sleeve.
Certainly, above-mentioned first open-work 121 and the second open-work 122 may also be configured to the circumferential direction setting along outer sleeve 102 respectively, correspondingly,
Above-mentioned first movement and the second movement refer respectively to outer sleeve 102 and circumferentially rotate different preset angles relative to inner sleeve 107
Degree, the present embodiment to the set-up mode of the first open-work 121 and the second open-work 122 without limitation, but in outer sleeve 102 relative to interior
When sleeve 107 is to the second movement, lower hook 171 need to be always in the second open-work 122, to ensure that needle assembly can be in lower bullet
Spring 106 retracts inner sleeve 107 under acting on.
Specifically, needle assembly includes: in fibre optical sensor syringe provided by the above embodiment
Syringe 105, syringe 105 being axially slidably disposed in inner sleeve 107 along the inner sleeve 107, and
Syringe needle is fixed on syringe 105；
Syringe mandril 103, syringe mandril 103 has limited block 131, and limited block 131 can be slidably arranged in
In the sliding slot of syringe, one end of syringe mandril 103 is protruded into syringe needle；
After outer sleeve 102 does the first movement relative to inner sleeve 107, limited block 131 and the upper end of sliding slot offset, and
Syringe 105 by limited block 131 drive syringe mandril 103 together (this refer to together and meanwhile with identical speed in same direction
Movement) it is pierced out to outside inner sleeve 107；
After outer sleeve 102 does the second movement relative to inner sleeve 107, syringe 105 retracts into inner sleeve 107, syringe
Mandril 103 keeps original position constant (i.e. syringe mandril 103 is static relative to inner sleeve 107) and resists fibre optical sensor 200, when
When the lower end of sliding slot and limited block 131 offset, fibre optical sensor 200 progressively disengages syringe needle because of syringe needle rollback and stays in human body skin
Skin hereinafter, later syringe 105 take syringe mandril 103 continue into inner sleeve 107 slide (syringe 105 and syringe mandril 103 at this time
It is opposing stationary), as illustrated in figures 4-5.
More specifically, in the embodiment above, upper spring 104 is set in syringe 105, and upper spring in the initial state
104 both ends offset with upper clamping hook 172 and syringe 105 respectively；Lower spring 106 is set in syringe needle, and opposite in outer sleeve 102
After inner sleeve 107 does the first movement, the both ends of lower spring 106 offset with syringe 105 and inner sleeve 107 respectively, in syringe needle
Continuous compressed and energy accumulation when component pierces out to outside inner sleeve 107.
It is connect for the ease of fibre optical sensor 200 with extraneous electronic equipment, above-mentioned fibre optical sensor 200 needs to stay after injecting
There is end to expose body surface, causes fibre optical sensor 200 easy to fall off, thus it is preferred, further include in above-mentioned fibre optical sensor syringe
The pedestal 109 of the opening of inner sleeve 107 can be releasably set, and pedestal 109 is for making fibre optical sensor 200 be fixed on people
Body skin；
After outer sleeve 102 does the first movement relative to inner sleeve 107, needle assembly pierces through pedestal 109 and is pierced into human body
Skin；
After outer sleeve 102 does the second movement relative to inner sleeve 107, needle assembly retracts inner sleeve by pedestal 109
107, and it is stuck in the end exposed outside human skin on fibre optical sensor 200 on pedestal 109, it realizes and the fixed company of pedestal 109
It connects.Using when so that above-mentioned pedestal 109 is fixed on patient body-surface.
Above-mentioned pedestal 109 is set as being clamped with inner sleeve 107, specifically, the end of inner sleeve 107 is provided with circumferential card
Slot, pedestal 109 are equipped with fixture block, and when assembly first makes fixture block be caught in inner sleeve 107 by the indentation, there of inner sleeve 107, then rotates bottom
Seat 109 slides into fixture block in card slot.
Further, pedestal 109 is undesirably fallen off with inner sleeve 107 in order to prevent, and it is convex that above-mentioned pedestal 109 is equipped with elasticity
Block, inner sleeve 107 are equipped with card hole, are caught in the notch of inner sleeve 107 in the fixture block of pedestal 109 and screw in the card of inner sleeve 107
During slot, inner sleeve 107 squeezes above-mentioned elastic projection, until above-mentioned buckle is opposite with elastic projection, elastic projection is bounced
And be caught in above-mentioned card hole, pedestal 109 is fixed on inner sleeve 107.
Further, pedestal 109 is dismantled after injection fibre optical sensor 200 for convenience, above-mentioned outer sleeve 102 is equipped with
Mandril does in the card hole that above-mentioned mandril protrudes into inner sleeve 107 after the second movement and is incited somebody to action relative to inner sleeve 107 in outer sleeve 102
Elastic projection ejects card hole, and user's rotary sleeve cylinder 102 makes outer sleeve 102 drive the synchronous rotation of inner sleeve 107 by above-mentioned mandril
Turn that the fixture block of pedestal 109 can be made to be deviate from by the notch of inner sleeve 107, to make pedestal 109 by removing on inner sleeve 102.
Specifically, pedestal 109 is TPE (Thermoplastic in fibre optical sensor syringe provided by the above embodiment
Elastomer, thermoplastic elastomer (TPE)) pedestal.
Above-mentioned fibre optical sensor syringe is unexpected due to by external force during transport or storage in order to prevent fires syringe needle
Component is additionally provided with protection cap 108.Protection cap 108 is used to that above-mentioned fibre optical sensor syringe to be made to be maintained at original state,
It is installed on inner sleeve 107, and is clamped with outer sleeve 102, can prevent outer sleeve 102 and inner sleeve 107 from relative motion occurs,
Using when by protection cap 108 by being removed on inner sleeve 107 and outer sleeve 102.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.In addition, in above-mentioned each embodiment
Occur the noun that the types such as upper clamping hook and lower hook, upper spring and lower spring, top and bottom have orientation in component, it is above-mentioned each
In noun, upper finger fibre optical sensor syringe one end far from human skin, lower finger fibre optical sensor syringe in application exist
Using when close to one end of human skin.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (9)
1. a kind of fibre optical sensor syringe characterized by comprising
Inner sleeve；
Outer sleeve, the outer sleeve can be sleeved on outside the inner sleeve with moving relative to the inner sleeve；
Needle assembly, the needle assembly being capable of being axially slidably disposed in the inner sleeve along the inner sleeve；It is described
Needle assembly is pierced into human skin for carrying fibre optical sensor, and stays the fibre optical sensor when it exits human skin
Below human skin；
Elastic parts, the elastic parts are arranged in the inner sleeve；The elastic parts includes: upper spring and lower spring,
The upper spring is set in the upper end of the needle assembly, and the lower spring pocket is loaded on the lower end of the needle assembly；
Wherein, after the outer sleeve does the first movement relative to the inner sleeve, the upper spring discharges downwards, and drives institute
It states needle assembly to slide to the open end of the inner sleeve, so as to make the needle assembly pierce out the inner sleeve and be pierced into human body
Skin；Meanwhile the needle assembly constantly squeezes the lower spring；
After the outer sleeve does the second movement relative to the inner sleeve, the upper spring and lower spring discharge upwards, and
And the lower spring drives the needle assembly to exit human skin and retract the inner sleeve, and the fibre optical sensor is stayed
Below human skin.
2. fibre optical sensor syringe according to claim 1, which is characterized in that the inner sleeve be equipped with lower hook and
Upper clamping hook, the upper clamping hook are used to compress the upper end of the upper spring, and the lower hook makes for needle assembly described in clamping
The upper spring is compressed by the needle assembly and the upper clamping hook；
After the outer sleeve does the first movement relative to the inner sleeve, the lower hook is flicked so that the upper spring to
Lower release；
After the outer sleeve does the second movement relative to the inner sleeve, the upper clamping hook is flicked, and makes the upper spring and institute
State the release upwards respectively of lower spring.
3. fibre optical sensor syringe according to claim 2, which is characterized in that be provided on the outer sleeve with it is described on
First open-work of hook cooperation and the second open-work cooperated with the lower hook；It is done in the outer sleeve relative to the inner sleeve
When the first movement, second open-work gradually moves to corresponding with the lower hook；In the outer sleeve relative to the inner sleeve
When doing the second movement, first open-work gradually moves to corresponding with the upper clamping hook.
4. fibre optical sensor syringe according to claim 1, which is characterized in that the inner wall of the inner sleeve is equipped with limit
Position step, is excessively pierced into human skin for limiting the needle assembly.
5. fibre optical sensor syringe according to claim 1, which is characterized in that the needle assembly includes:
Syringe, the syringe being axially slidably disposed in the inner sleeve along the inner sleeve, and the syringe
On be fixed with syringe needle；
Syringe mandril, the syringe mandril is equipped with limited block, and the limited block can be slidably arranged in the syringe
Sliding slot in, and one end of the syringe mandril is protruded into the syringe needle；
After the outer sleeve does the first movement relative to the inner sleeve, the upper end of the limited block and sliding slot offsets, and
The syringe is driven by the limited block and is pierced out outside the syringe mandril one inner sleeve in the same direction；It is opposite in the outer sleeve
After the inner sleeve does the second movement, the syringe retracts into the inner sleeve, and the syringe mandril value preserving original position is not
Become and resist the fibre optical sensor, when the lower end of the sliding slot offsets with the limited block, the fibre optical sensor is because of needle
Head retracts and progressively disengages the syringe needle and stay in human skin hereinafter, the syringe takes the syringe mandril continues to described interior
Sliding in sleeve.
6. fibre optical sensor syringe according to claim 1, which is characterized in that further include that institute can releasably be arranged in
The pedestal of the opening of inner sleeve is stated, the pedestal is for making the fibre optical sensor be fixed on human skin；
After the outer sleeve does the first movement relative to the inner sleeve, the needle assembly pierces through the pedestal and is pierced into people
Body skin；
After the outer sleeve does the second movement relative to the inner sleeve, the needle assembly is retracted in described by the pedestal
Sleeve, and the end card for making exposing human skin on the fibre optical sensor is on the base, realizes and fixes with the pedestal
Connection.
7. fibre optical sensor syringe according to claim 6, which is characterized in that divide on the pedestal and the inner sleeve
Not She You mutually matched buckle and card slot, after the outer sleeve does the second movement relative to the inner sleeve, the housing
Mandril on cylinder ejects the buckle outside the card slot, enables the pedestal by dismantling on the inner sleeve.
8. fibre optical sensor syringe according to claim 6, which is characterized in that the pedestal is TPE pedestal.
9. fibre optical sensor syringe according to claim 1, which is characterized in that it further include protection cap, the protection cap
It is installed on the inner sleeve, and is clamped with the outer sleeve, it is opposite for preventing the outer sleeve and the inner sleeve from occurring
Movement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610515281.3A CN106037763B (en) | 2016-07-04 | 2016-07-04 | A kind of fibre optical sensor syringe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610515281.3A CN106037763B (en) | 2016-07-04 | 2016-07-04 | A kind of fibre optical sensor syringe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106037763A CN106037763A (en) | 2016-10-26 |
| CN106037763B true CN106037763B (en) | 2019-01-25 |
Family
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| CN201610515281.3A Active CN106037763B (en) | 2016-07-04 | 2016-07-04 | A kind of fibre optical sensor syringe |
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| CN108209937A (en) * | 2018-01-12 | 2018-06-29 | 巨翊科技（上海）有限公司 | Full automatic solid sensor body inner injector |
| US11291389B2 (en) | 2018-03-13 | 2022-04-05 | Phc Holdings Corporation | Sensor insertion device |
| JP2022546039A (en) * | 2019-08-26 | 2022-11-02 | サノフイ | sensor assembly |
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| CN101304697A (en) * | 2005-11-11 | 2008-11-12 | 爱森斯有限公司 | Method and apparatus for insertion of a sensor |
| CN101947115A (en) * | 2010-10-14 | 2011-01-19 | 天津大学 | Implantable human blood glucose concentration continuous monitoring system based on optical fiber attenuation total reflection |
| CN103648559A (en) * | 2011-05-31 | 2014-03-19 | L.O.M.实验室股份有限公司 | Modular gas-actuated retractable needle assembly |
| CN103750818A (en) * | 2013-12-25 | 2014-04-30 | 浙江凯立特医疗器械有限公司 | Quick implant used for implantable biosensor |
| CN105688313A (en) * | 2016-01-15 | 2016-06-22 | 无锡市人民医院 | Hand-held automatic hypodermic fixator |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US6607509B2 (en) * | 1997-12-31 | 2003-08-19 | Medtronic Minimed, Inc. | Insertion device for an insertion set and method of using the same |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101304697A (en) * | 2005-11-11 | 2008-11-12 | 爱森斯有限公司 | Method and apparatus for insertion of a sensor |
| CN101947115A (en) * | 2010-10-14 | 2011-01-19 | 天津大学 | Implantable human blood glucose concentration continuous monitoring system based on optical fiber attenuation total reflection |
| CN103648559A (en) * | 2011-05-31 | 2014-03-19 | L.O.M.实验室股份有限公司 | Modular gas-actuated retractable needle assembly |
| CN103750818A (en) * | 2013-12-25 | 2014-04-30 | 浙江凯立特医疗器械有限公司 | Quick implant used for implantable biosensor |
| CN105688313A (en) * | 2016-01-15 | 2016-06-22 | 无锡市人民医院 | Hand-held automatic hypodermic fixator |
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| CN106037763A (en) | 2016-10-26 |
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| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20161026 Assignee: Pule (Guangzhou) Pharmaceutical Co., Ltd. Assignor: Pharmaceutical Co., Ltd. Contract record no.: 2019990000209 Denomination of invention: Optical fiber sensor syringe Granted publication date: 20190125 License type: Common License Record date: 20190627 |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200717 Address after: Room 503, 5 / F, zone a, No.1, meidesan Road, Zhujiang Industrial Park, Nansha District, Guangzhou City, Guangdong Province Patentee after: Pule (Guangzhou) Pharmaceutical Co.,Ltd. Address before: Room g01-03, g / F, radio centre, Shatin Science Park, Hong Kong, China Patentee before: Powder Pharmaceuticals Inc. |