CN102178989B - Novel disposable spiral injector and application thereof - Google Patents
Novel disposable spiral injector and application thereof Download PDFInfo
- Publication number
- CN102178989B CN102178989B CN 201110081315 CN201110081315A CN102178989B CN 102178989 B CN102178989 B CN 102178989B CN 201110081315 CN201110081315 CN 201110081315 CN 201110081315 A CN201110081315 A CN 201110081315A CN 102178989 B CN102178989 B CN 102178989B
- Authority
- CN
- China
- Prior art keywords
- scale
- capacity tube
- syringe
- rotation
- capacity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000002347 injection Methods 0.000 claims abstract description 48
- 239000007924 injection Substances 0.000 claims abstract description 48
- 238000000034 method Methods 0.000 claims abstract description 12
- 239000004033 plastic Substances 0.000 claims abstract description 7
- 229920003023 plastic Polymers 0.000 claims abstract description 7
- 239000003814 drug Substances 0.000 claims abstract description 5
- 230000000694 effects Effects 0.000 claims description 25
- 241000669069 Chrysomphalus aonidum Species 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 4
- 239000000243 solution Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 2
- 238000007789 sealing Methods 0.000 description 5
- 230000001105 regulatory effect Effects 0.000 description 4
- 239000012984 antibiotic solution Substances 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 206010012601 diabetes mellitus Diseases 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
Images
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses a disposable spiral injector. The injector comprises a volumetric tube connected with an injection needle, a spiral pressure device, a piston, a movable scale and a rotating stop handle, wherein the volumetric tube is connected with the tail end of the injection needle by an internal thread adapter, the spiral pressure device is connected with the volumetric tube by a pressure thread and also fixedly connected with the piston, the movable scale is smoothly and movably connected with the volumetric tube and also fixedly connected with the spiral pressure device, and the rotating stop handle is used for stopping the rotation of the volumetric tube. The injector disclosed by the invention is made of plastics, has high accuracy which is 50 times that of a common injector, also has low cost, is convenient to operate, and can be used as a disposable injector. The injector disclosed by the invention can be applied to the fields of biomedical research and clinical medicine. The invention also discloses an application method of the disposable spiral injector.
Description
Technical field
The present invention relates to the medical syringe field, is specifically related to a kind of disposable syringe with the screw press device.Described syringe can be used for clinical medicine domain and biomedical research field.
Background technology
Disposable syringe has widely in the treatment clinical, ophthalmic diseases for the treatment of, the department of obstetrics and gynecology of biomedical scientific research field, diabetes to be used.
Fig. 1 is the ideograph of known ordinary syringe.Known ordinary syringe is comprised of push rod 1, urceolus 2, piston 3 and scale 4.Push rod 1 within urceolus 2, and with urceolus 2 close contacts.Piston 3 is comprised of softer material, and piston 3 is also combined closely with the inwall of urceolus 2 in the bottom of push rod 1.Scale 4 is at the outside of urceolus 2 mark.
The shortcoming of ordinary syringe shown in Figure 1 is: push rod 1 can obtain corresponding injected dose through promoting the graduation mark along scale 4, and the accurate control of push rod 1 has problems, and the phenomenon of set scale may occur pushing through; The graduation mark of scale 4 is limited, and precision is not high enough.The precision that above-mentioned two reasons have determined ordinary syringe is relatively poor.
Shown in Figure 2 is the higher syringe of precision.This syringe is comprised of injecting systems 5 and regulating system, and advantage is that precision is higher.But the shortcoming of syringe shown in Figure 2 is: syringe is complicated, and manufacturing cost is high, is not suitable for use in disposable syringe.
At present disposable precision of firmly penetrating device is generally lower, and for this reason in medical field and biomedical research field, exploitation easy, cheaply disposable syringe has great importance, and the present invention has explored a kind of novel disposable spiral syringe.
Summary of the invention
The invention provides a kind of disposable spiral syringe and manufacture method thereof.
Disposable spiral syringe of the present invention comprises capacity tube, screw press device, piston, the movable scale that links to each other with entry needle and ends swing handle.The afterbody of capacity tube and entry needle connects with the female thread connecting device; Screw press device and capacity tube connect by pressurized screw; Screw press device and piston fixed connection; Movable scale and capacity tube are by smooth link joint, movable scale and screw press device fixed connection; Prevent the capacity tube rotation to end swing handle.
Described capacity tube has the pressurized screw device.
Described screw press device adds pressure handle, vasopressing injection bolt, injection rod pressurized screw and injection rod by rotation and forms.Injection rod and piston are fixedly linked.
Described movable scale is the wedge shape scale, described movable scale can with capacity tube by smooth link joint, the scale that can read with the common composition of capacity tube main scale in the capacity tube outside.The vasopressing injection bolt fixed connection of described movable scale and screw press device.
The described swing handle that ends is positioned at the capacity tube outside.Only swing handle plays when the rotation pressurization and only revolves fixation.
Described syringe is as disposable syringe, and used material is plastics.
Described syringe can be applied to biomedical scientific research field and clinical medicine domain.
The invention also discloses a kind of using method of disposable spiral syringe, comprising:
1) rotation adds pressure handle, regulates scale, and the circular scale line on the activity wedge shape scale is overlapped with the initial vertical line of capacity tube main scale.
2) entry needle is stretched into solution, rotation adds pressure handle, makes the circular scale line reach the specific scale of capacity tube main scale place, continues rotation, and the specific scale of activity wedge shape scale is overlapped with the horizontal line that runs through the capacity tube main scale.
3) by utilizing rotation to add pressure handle, the liquid in the syringe is released through entry needle.
Syringe of the present invention adopts plastic material, and the ratio of precision ordinary syringe is high 50 times, and cost is lower, and is easy and simple to handle, can be used as disposable syringe.
Description of drawings
Fig. 1 is the ordinary syringe ideograph.1 is injector push-rod, and 2 is the syringe urceolus, and 3 is syringe piston, and 4 is syringe graduation.
Fig. 2 is the side view of microsyringe.5 is the injecting systems of microsyringe, and 6 is the regulating system of microsyringe.
Fig. 3 is disposable spiral syringe ideograph of the present invention.Comprise following assembly: female thread connecting device 7, capacity tube pressurized screw 8, injection rod pressurized screw 9, end swing handle 10, rotation adds pressure handle 11, injection rod 12, capacity tube main scale 13, activity wedge shape scale 14, capacity tube A, vasopressing injection bolt B and rubber injection bolt sealing C.Wherein sectional view is respectively: female thread connecting device sectional view (clockwise precession) 15, end swing handle cross section Figure 16, capacity tube pressurized screw sectional view (clockwise precession) 17, injection rod cross section Figure 18, injection rod pressurized screw sectional view (clockwise precession) 19, rotation and add pressure handle sectional view 20.
The spiral syringe of embodiment 1 10ml specification
1. the ultimate principle of survey measurements
As shown in Figure 3, activity wedge shape scale 14 is pushed ahead, and rotation adds pressure handle 11 whenever revolves and turn around, at capacity tube main scale 13 0.5ml that advances.Utilize the principle of micrometer caliper, the scale Further Division that is equivalent to 0.5ml is 50 parts, and the scale of activity wedge shape scale 14 is respectively 5,10,15,20,25,30,35,40,45,50, and its degree of accuracy is increased to 0.01ml.The scale of capacity tube main scale 13 is 1,2,3,4,5,6,7,8,9,10, and there is short vertical line the centre, and every lattice represent 0.5ml.Read first the scale on the capacity tube main scale 13 during reading, do not have scale and then read the scale of moving rotary scale, the numeral of total capacity reading=main scale scale+movable scale * 0.01 (ml).
2. firmware connects requirement
As shown in Figure 3, capacity tube A and backshank connect with female thread connecting device 7; Vasopressing injection bolt B and capacity tube A connect by pressurized screw; Vasopressing injection bolt B and rotation add pressure handle 11 and are fixed connection; Activity wedge shape scale 14 passes through smooth link joint with capacity tube A in interior survey, activity wedge shape scale 14 and vasopressing injection bolt B fixed connection; Prevent capacity tube A rotation to end swing handle 10, utilize simultaneously rotation to add pressure handle 11 and carry out vasopressing injection;
3. calibration operation
The calibration of this device need to be when full scale, and 50 graduation marks of movable scale overlap with the below horizontal line that runs through capacity tube main scale 13 just, and the boundary line, the left side of movable scale 10ml groove lucky and on the main scale overlaps; This calibration process need to be regulated and rotate the spiral tightness that adds between pressure handle 10 and the vasopressing injection bolt B.Need before the per injection calibration procedure of device is verified.
Technical specification
As shown in Figure 3,360 ° of every precessions, injection volume=0.5ml; Capacity tube A must can bear enough large injection pressure (unlikely breaking); Injection rod 12 has enough vertical counter-bending and anti-torsions; The cooperation of pressurized screw device can be resisted to push away and be helped the pressure in the process and do not thread off.
1) activity wedge shape scale 14 scales are determined
The scale end is plastic material, and scale marks in cylinder and surveys, and delineation is 50 scales.
2) capacity tube main scale 13 scales determines
When reaching the close entry needle bottom of capacity tube A with rubber injection bolt sealing C, the annular groove of activity wedge shape scale 14 overlaps with 0 groove of capacity tube main scale 13 just; When rubber injection bolt sealing C to capacity tube A away from the entry needle top time, the annular groove of activity wedge shape scale 14 overlaps with the 10ml groove of capacity tube main scale 13 just.The connected mode that rotation adds pressure handle 11 and vasopressing injection bolt B is that screw thread closely links, and increases the spiral limits valve in activity place, in order to fixing helical position, must rotate limiting valve after calibration is finished and fix and rotate the position that adds pressure handle 11 and vasopressing injection bolt B.Rotation adds increases the spiral limits valve between pressure handle 11 and the vasopressing injection bolt B, size is less, and movement in vertical direction is in order to the rotation between locking rotation pressurization handle 11 and the vasopressing injection bolt B.
4. the injecting method of limiting dose 3.55ml antibody-solutions
Plug syringe needle, rotation adds pressure handle, regulates scale, and the circular scale line on the activity wedge shape scale 14 is overlapped with the initial vertical line of capacity tube main scale 13.Prepare to draw antibody-solutions, rotation adds pressure handle, makes the circular scale line reach the 3.5ml scale place of capacity tube main scale 13, continues rotation, and the scale 5 of activity wedge shape scale 14 is overlapped with the below horizontal line that runs through capacity tube main scale 13.3.55ml antibody has been drawn in i.e. expression.By utilizing rotation to add pressure handle, the liquid in the syringe is released through entry needle.
The described 10ml spiral syringe of the present embodiment precision is high, can reach 0.01ml, and described syringe can through sterilization, repeatedly use; And can be used as disposable syringe uses.
The disposable spiral syringe of embodiment 2 1ml specifications
1. the ultimate principle of survey measurements
Activity wedge shape scale is pushed ahead, and rotation adds pressure handle whenever revolves and turn around, at the capacity tube main scale 0.05ml that advances.Utilize the principle of micrometer caliper, the scale Further Division that is equivalent to 0.05ml is 50 parts, and the scale of activity wedge shape scale is respectively 5,10,15,20,25,30,35,40,45,50, and its degree of accuracy is increased to 0.001ml.The scale of capacity tube main scale is 1,2,3,4,5,6,7,8,9,10, and there is short vertical line the centre, and every lattice represent 0.05ml.Read first the scale on the capacity tube main scale during reading, do not have scale and then read the scale of moving rotary scale, the numeral of total capacity reading=main scale scale+movable scale * 0.001 (ml).
2. firmware connects requirement
Capacity tube and backshank connect with the female thread connecting device; Vasopressing injection bolt and capacity tube connect by pressurized screw; Vasopressing injection bolt and rotation add pressure handle and are fixed connection; Activity wedge shape scale and capacity tube pass through smooth link joint, activity wedge shape scale and vasopressing injection bolt fixed connection in interior survey; Prevent the capacity tube rotation to end swing handle, utilize simultaneously rotation to add pressure handle and carry out vasopressing injection;
3. calibration operation
The calibration of this device need to be when full scale, and 50 graduation marks of movable scale overlap with the below horizontal line that runs through the capacity tube main scale just, and the boundary line, the left side of movable scale 1ml groove lucky and on the main scale overlaps; This calibration process need to be regulated and rotate the spiral tightness that adds between pressure handle and the vasopressing injection bolt.Need before the per injection calibration procedure of device is verified.
Technical specification
360 ° of every precessions, injection volume=0.05ml; Capacity tube must can bear enough large injection pressure (unlikely breaking); Injection rod has enough vertical counter-bending and anti-torsions; The cooperation of pressurized screw device can be resisted to push away and be helped the pressure in the process and do not thread off.
1) activity wedge shape scale label is determined
The scale end is the plastic, transparent material, and scale marks in cylinder and surveys, and delineation is 50 scales.
2) capacity tube main scale scale determines
When reaching the close entry needle bottom of capacity tube with rubber injection bolt sealing, the annular groove of activity wedge shape scale overlaps with 0 groove of capacity tube main scale just; When rubber injection bolt sealing to capacity tube away from the entry needle top time, the annular groove of activity wedge shape scale overlaps with the 10ml groove of capacity tube main scale just.The connected mode that rotation adds pressure handle and vasopressing injection bolt is that screw thread closely links, and increases the spiral limits valve in activity place, in order to fixing helical position, must rotate limiting valve after calibration is finished and fix and rotate the position that adds pressure handle and vasopressing injection bolt.Rotation adds increases the spiral limits valve between pressure handle and the vasopressing injection bolt, size is less, and movement in vertical direction is in order to the rotation between locking rotation pressurization handle and the vasopressing injection bolt.
4. the injecting method of limiting dose 0.678ml antibiotic solution
Plug syringe needle, rotation adds pressure handle, regulates scale, and the circular scale line on the activity wedge shape scale is overlapped with the initial vertical line of capacity tube main scale.Prepare to draw antibiotic solution, rotation adds pressure handle, makes the circular scale line reach the 0.65ml scale place of capacity tube main scale, continues rotation, and the scale 28 of activity wedge shape scale is overlapped with the below horizontal line that runs through the capacity tube main scale.The 0.678ml antibiotic solution has been drawn in i.e. expression.By utilizing rotation to add pressure handle, the liquid in the syringe is released through entry needle.
The disposable micro spiral syringe of the described 1ml specification of the present embodiment, the disposable syringe of the more common 1ml of precision has improved 50 times, and the material that adopts is plastics, and cost is low, it is comparatively convenient to operate, and will larger application prospect be arranged in life medical research field and clinical medicine domain.
Claims (6)
1. a disposable spiral syringe comprises capacity tube, screw press device, piston, the movable scale that links to each other with entry needle and ends swing handle, and the afterbody of capacity tube and entry needle connects with the female thread connecting device; Screw press device and capacity tube connect by pressurized screw; Screw press device and piston fixed connection; Movable scale and capacity tube are by smooth link joint, movable scale and screw press device fixed connection; Prevent the capacity tube rotation to end swing handle; Described capacity tube has the pressurized screw device; Described screw press device adds pressure handle, vasopressing injection bolt, injection rod pressurized screw and injection rod by rotation and forms, and injection rod and piston are fixedly linked.
2. syringe according to claim 1, it is characterized in that, described movable scale is the wedge shape scale, described movable scale can pass through smooth link joint with capacity tube, with the scale that the common composition of capacity tube main scale in the capacity tube outside can be read, the vasopressing injection bolt fixed connection of described movable scale and screw press device.
3. syringe according to claim 1 is characterized in that, the described swing handle that ends is positioned at the capacity tube outside, and only swing handle plays when the rotation pressurization and only revolves fixation.
4. syringe according to claim 1 is characterized in that, described syringe is as disposable spiral syringe, and used material is plastics.
5. syringe according to claim 1 is characterized in that, described syringe can be applied to biomedical scientific research field and clinical medicine domain.
6. the using method of a disposable spiral syringe comprises:
1) rotation adds pressure handle, regulates scale, and the circular scale line on the activity wedge shape scale is overlapped with the initial vertical line of capacity tube main scale;
2) entry needle is stretched into solution, rotation adds pressure handle, makes the circular scale line reach the specific scale of capacity tube main scale place, continues rotation, and the specific scale of activity wedge shape scale is overlapped with the horizontal line that runs through the capacity tube main scale;
3) by utilizing rotation to add pressure handle, the liquid in the syringe is released through entry needle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110081315 CN102178989B (en) | 2011-04-01 | 2011-04-01 | Novel disposable spiral injector and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110081315 CN102178989B (en) | 2011-04-01 | 2011-04-01 | Novel disposable spiral injector and application thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102178989A CN102178989A (en) | 2011-09-14 |
| CN102178989B true CN102178989B (en) | 2013-03-06 |
Family
ID=44565392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110081315 Expired - Fee Related CN102178989B (en) | 2011-04-01 | 2011-04-01 | Novel disposable spiral injector and application thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102178989B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102499740B (en) * | 2011-10-28 | 2014-01-29 | 周建明 | Centrum balloon dilation forming system |
| CN108420728B (en) * | 2018-03-19 | 2020-11-24 | 王常荣 | Syringe for dispensing |
| CN110237358A (en) * | 2019-06-27 | 2019-09-17 | 张艳琳 | A kind of high-precision insulin syringe and its application |
| CN112569431A (en) * | 2020-12-10 | 2021-03-30 | 易舒康(山东)生物科技有限公司 | Safe needleless injector with external dose display function |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2817869Y (en) * | 2005-08-12 | 2006-09-20 | 周莉 | Two-purpose rotary and propelling syringe |
| CN101172177A (en) * | 2006-11-02 | 2008-05-07 | 贺长军 | Continuous injector injection regulating mechanism |
| CN201150561Y (en) * | 2007-11-30 | 2008-11-19 | 叶立民 | Bone cement injection syringe |
| CN202161637U (en) * | 2011-04-01 | 2012-03-14 | 杨祚璋 | Novel disposal spiral syringe |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6562007B1 (en) * | 2000-09-28 | 2003-05-13 | Bayer Healthcare Llc | Adjustable dosage syringe |
-
2011
- 2011-04-01 CN CN 201110081315 patent/CN102178989B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2817869Y (en) * | 2005-08-12 | 2006-09-20 | 周莉 | Two-purpose rotary and propelling syringe |
| CN101172177A (en) * | 2006-11-02 | 2008-05-07 | 贺长军 | Continuous injector injection regulating mechanism |
| CN201150561Y (en) * | 2007-11-30 | 2008-11-19 | 叶立民 | Bone cement injection syringe |
| CN202161637U (en) * | 2011-04-01 | 2012-03-14 | 杨祚璋 | Novel disposal spiral syringe |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102178989A (en) | 2011-09-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102178989B (en) | Novel disposable spiral injector and application thereof | |
| CN103313741B (en) | Syringe type pump | |
| CN202161637U (en) | Novel disposal spiral syringe | |
| CN106139311A (en) | A kind of drug-supplying system comprising position detection unit | |
| CN107308523A (en) | Finely tune injection pen | |
| CN103040537A (en) | Trace drug delivery and changing device utilizing electroosmosis/pressure technology and application and manufacturing method of trace drug delivery and changing device | |
| CN110237358A (en) | A kind of high-precision insulin syringe and its application | |
| CN215231085U (en) | Drug delivery device for medical oncology | |
| CN202637622U (en) | Novel anesthesia hypodermic syringe | |
| CN202490269U (en) | Special quantitative insulin syringe | |
| CN201320331Y (en) | Pre-encapsulation syringe | |
| CN213284383U (en) | Skin test solution preparation device | |
| CN202699777U (en) | Adjustable injection pen | |
| CN109966581A (en) | A kind of multisection type promotion insulin pump propulsive mechanism | |
| CN215822097U (en) | Cervical multiple spot immune cell preparation quantitative control device for injection | |
| CN104474609A (en) | Injection pen | |
| CN204910339U (en) | Percussive medicine syringe based on improvement pyonex | |
| CN205411671U (en) | Low resistance syringe that makes up a prescription | |
| CN215608305U (en) | Syringe propeller is used in department of neurology nursing | |
| CN211272881U (en) | Angiocardiography injector | |
| CN210785945U (en) | Gynecological medicine applicator with scales | |
| CN201439004U (en) | Inner package of paclitaxel injection solution | |
| CN204017030U (en) | A kind of injection with low resistance with anti-skid structure | |
| CN208741660U (en) | A kind of angiocardiography infusing device | |
| CN203852674U (en) | Novel syringe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130306 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |