CN106618748B - One kind being mostly used anti-needle and stabs instrument and its application method - Google Patents

One kind being mostly used anti-needle and stabs instrument and its application method Download PDF

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Publication number
CN106618748B
CN106618748B CN201611235835.0A CN201611235835A CN106618748B CN 106618748 B CN106618748 B CN 106618748B CN 201611235835 A CN201611235835 A CN 201611235835A CN 106618748 B CN106618748 B CN 106618748B
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instrument
sharp portion
sleeve
needle
mostly used
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CN106618748A (en
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李灏来
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Sichuan University
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李灏来
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  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

The present invention relates to medical instruments field, discloses one kind and be mostly used anti-needle and stab instrument and its application method.It is described to be mostly used anti-needle to stab instrument to include sharp portion clamping piece, sleeve, helical spring and pedestal, wherein, if the sharp portion clamping piece is made of the dry plate clamping valve body of shank and the connection shank, all clamping valve bodies are circumferentially disposed and surround one of sharp portion insertion hole.It controls sharp portion clamping piece by the mechanical engagement of sleeve, spring and pedestal to the clamping force of a variety of instrument sharp portions such as syringe needle, dental sewing machine needle, machine filing expanding needle, it not only can be convenient the installation or removal for carrying out instrument sharp portion, prick into human body can also be prevented because instrument sharp portion is clamped due to part wraps, ensure that the secure connection of the components such as sharp instruments and consumptive material, instrument, equipment uses.In addition, it is described be mostly used anti-needle stab instrument also and have many advantages, such as instrument sharp portion can be cleaned, structure is simple, convenient for disassembly and assembly and at low cost, be convenient for practical promotion and application.

Description

One kind being mostly used anti-needle and stabs instrument and its application method
Technical field
The present invention relates to medical instruments fields, and in particular, to one kind is mostly used anti-needle and stabs instrument and its application method.
Background technique
Needle stab be it is a kind of in skin deep part and be enough to make the unexpected injury of victim's bleeding, be current medical worker institute One of occupational risk factor of the most serious faced, medical worker are general because of the risk of occupational infection hematogenous infectious disease 2~19 times of logical crowd, and 80% is attributed to needle and stabs, and it not only damages the body and mind of medical worker, can also be to doctor It treats unit and causes huge medical expense situations such as (such as occur medical worker because needle, which is stabbed, causes AIDS to infect).It is domestic at present The outer Protection Product only stabbed for certain class needle, such as a kind of anti-safety of acupuncture blood taking needle, anti-needle stabs infusion bag, anti-needle is stabbed Syringe etc., there has been no the protection instrument that can be directed to when a variety of aciculiform sharp instruments use, therefore sharp keen for aciculiform Instrument is many kinds of and uses frequent medical institutions, is difficult popularization and application.
Summary of the invention
For aforementioned problem of the prior art, anti-needle is mostly used the present invention provides one kind and stabs instrument and its application method, It is controlled sharp portion clamping piece by the mechanical engagement of sleeve, spring and pedestal and expands file to such as syringe needle, dental sewing machine needle, machine The clamping force of a variety of instrument sharp portions such as needle not only can be convenient the installation or removal for carrying out instrument sharp portion, can also be because Instrument sharp portion is clamped part and wraps and prevent prick into human body, ensures the peace of the components such as sharp instruments and consumptive material, instrument, equipment Full connection uses.In addition, it is described be mostly used anti-needle stab instrument also and have instrument sharp portion can be cleaned, structure is simple, tears open The advantages that dress is convenient and at low cost is convenient for practical promotion and application.
On the one hand the technical solution adopted by the present invention provides one kind and is mostly used anti-needle and stabs instrument, including sharp portion clamping Part, sleeve, helical spring and pedestal, wherein if the sharp portion clamping piece is by the dry plate clamping valve of shank and the connection shank Body is constituted, and all clamping valve bodies are circumferentially disposed and surround one of sharp portion insertion hole;The shank of the sharp portion clamping piece exists It sequentially passes through the sleeve and connects the pedestal with the helical spring rear thread;The both ends bore of the sleeve is of different sizes, The both ends of the helical spring offset with the small-caliber end inner wall of the sleeve and the pedestal respectively, so that the sleeve is small Bore end can be squeezed under the driving of the helical spring by all clamping valve bodies of its inner sleeve, inserted with tightening the sharp portion Enter hole.
Optimization, push handle is equipped in the outside wall surface of the sleeve.
Optimization, the gear for offseting with the end of the helical spring is equipped on the small-caliber end inner wall of the sleeve Block.
Optimization, the small-caliber end of the sleeve to the squeezing action face of the clamping valve body be tilt angle between 40~ Circumferential inclined surface between 50 degree.
Optimization, the ripple knot to extend along hole direction of axis line is equipped on the input end inner wall in sharp portion insertion hole Structure.
Optimization, sharp portion insertion hole is round hole or square hole.
Optimization, the sharp portion clamping piece is made of high-temperature and high-presure resistent plastics, high-toughness metal or memorial alloy.
On the other hand the technical solution adopted by the present invention provides a kind of aforementioned user for being mostly used anti-needle and stabbing instrument Method includes the following steps:
S101. it anti-needle will be mostly used stabs instrument to be vertically put in operating table surface, and make its pedestal under;
S102. the insertion of the sharp portion of instrument to be removed is mostly used anti-needle and stabs the sharp portion of instrument to insert in the hole;
S103. sleeve is pushed down on, disengages the small-caliber end of sleeve with by all clamping valve bodies of its inner sleeve, so The sharp portion of instrument to be removed is inserted in place afterwards;
S104. sleeve is unclamped, move up the small-caliber end of sleeve automatically under the driving of helical spring and is squeezed by it All clamping valve bodies of set grip the sharp portion of instrument to be removed by tightening sharp portion insertion hole;
Alternatively, unclamping and pressing upwards on sleeve, move up the small-caliber end of sleeve and squeeze by all clampings of its inner sleeve Valve body grips the sharp portion of instrument to be removed by tightening sharp portion insertion hole;
S105. the sharp portion of instrument to be removed is removed from instrument to be removed.
On the other hand the technical solution adopted by the present invention additionally provides another aforementioned use for being mostly used anti-needle and stabbing instrument Method includes the following steps:
S201. it anti-needle will be mostly used stabs instrument to be vertically put in operating table surface, and make its pedestal under;
S202. the insertion of the sharp portion of instrument to be installed is mostly used anti-needle and stabs the sharp portion of instrument to insert in the hole;
S203. sleeve is pushed down on, disengages the small-caliber end of sleeve with by all clamping valve bodies of its inner sleeve, so The sharp portion of instrument to be installed is inserted in place afterwards;
S204. sleeve is unclamped, move up the small-caliber end of sleeve automatically under the driving of helical spring and is squeezed by it All clamping valve bodies of set grip the sharp portion of instrument to be installed by tightening sharp portion insertion hole;
Alternatively, unclamping and pressing upwards on sleeve, move up the small-caliber end of sleeve and squeeze by all clampings of its inner sleeve Valve body grips the sharp portion of instrument to be installed by tightening sharp portion insertion hole;
S205. the sharp portion of instrument to be installed is installed on instrument to be installed.
On the other hand the technical solution adopted by the present invention additionally provides another aforementioned use for being mostly used anti-needle and stabbing instrument Method includes the following steps:
S301. it anti-needle will be mostly used stabs instrument to be vertically put in operating table surface, and make its pedestal under;
S302. instrument sharp portion insertion to be cleaned is mostly used anti-needle and stabs the sharp portion of instrument to insert in the hole;
S303. sleeve is pushed down on, disengages the small-caliber end of sleeve with by all clamping valve bodies of its inner sleeve, so Instrument sharp portion to be cleaned is inserted in place afterwards;
S304. sleeve is unclamped, move up the small-caliber end of sleeve automatically under the driving of helical spring and is squeezed by it All clamping valve bodies of set clamp the sharp portion of instrument to be cleaned by tightening sharp portion insertion hole;
Alternatively, unclamping and pressing upwards on sleeve, move up the small-caliber end of sleeve and squeeze by all clampings of its inner sleeve Valve body clamps instrument sharp portion to be cleaned by tightening sharp portion insertion hole;
S305. left-right rotation instrument sharp portion to be cleaned, and to draw outside the power slightly larger than holding position kinetic force of friction to clear Clean instrument sharp portion, is extracted until by instrument sharp portion.
To sum up, anti-needle is mostly used using one kind provided by the present invention and stabs instrument and its application method, had following beneficial Effect: (1) instrument controls sharp portion clamping piece by the mechanical engagement of sleeve, spring and pedestal to such as syringe needle, dentistry The clamping force of a variety of instrument sharp portions such as vehicle needle, machine filing expanding needle, not only can be convenient carry out instrument sharp portion installation or Disassembly can also prevent prick into human body because instrument sharp portion is clamped due to part wraps, ensure sharp instruments and consumptive material, instrument, The secure connection of the components such as equipment uses;(2) can be adapted for injection needle, dental sewing machine needle, type dental machine expansion frustrate needle, medical seam A variety of aciculiform sharp instruments such as needle and dentistry sharp instruments, and use many kinds of particularly suitable for aciculiform sharp instruments are frequent Medical institutions;(3) sharp portion of aciculiform sharp instruments can be cleaned, strikes off the material being attached on sharp portion, dirt Equal impurity;(4) described to be mostly used anti-needle and stab instrument also to have many advantages, such as that structure is simple, convenient for disassembly and assembly and at low cost, convenient for practical Promotion and application.
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 structure cut-away view provided by the invention for being mostly used anti-needle and stabbing instrument.
Fig. 2 is the front view provided by the invention for being mostly used anti-needle and stabbing sharp portion clamping piece in instrument.
In above-mentioned attached drawing: 1, sharp portion clamping piece 101, shank 102, clamping valve body 103, sharp portion insertion hole 2, set Cylinder 201, push handle 202, block 3, helical spring 4, pedestal 5, sharp portion.
Specific embodiment
Hereinafter reference will be made to the drawings, by way of example describe in detail it is provided by the invention be mostly used anti-needle stab instrument and Its application method.It should be noted that the descriptions of the manners of these embodiments are used to facilitate the understanding of the present invention, but not Constitute limitation of the invention.
The terms "and/or", only a kind of incidence relation for describing affiliated partner, indicates that there may be three kinds of passes System, for example, A and/or B, can indicate: individualism A, individualism B exist simultaneously tri- kinds of situations of A and B, the terms "/and " it is to describe another affiliated partner relationship, indicate may exist two kinds of relationships, for example, A/ and B, can indicate: individually depositing In A, two kinds of situations of individualism A and B, in addition, character "/" herein, typicallying represent forward-backward correlation object is a kind of "or" pass System.
Embodiment one
Fig. 1 shows the structure cut-away view provided by the invention for being mostly used anti-needle and stabbing instrument, and Fig. 2 shows offers of the present invention The front view for being mostly used anti-needle and stabbing sharp portion clamping piece in instrument.
It is provided in this embodiment described to be mostly used anti-needle and stab instrument, including sharp portion clamping piece 1, sleeve 2, helical spring 3 With pedestal 4, wherein if the sharp portion clamping piece 1 is by dry plate clamping 102 structure of valve body of shank 101 and the connection shank 101 At all clamping valve bodies 102 are circumferentially disposed and surround one of sharp portion insertion hole 103;The shank of the sharp portion clamping piece 1 101 connect the pedestal 4 with 3 rear thread of helical spring sequentially passing through the sleeve 2;The both ends bore of the sleeve 2 Of different sizes, the both ends of the helical spring 3 offset with the small-caliber end inner wall of the sleeve 2 and the pedestal 4 respectively, so that The small-caliber end of the sleeve 2 can be squeezed under the driving of the helical spring 3 by all clamping valve bodies 102 of its inner sleeve, To tighten sharp portion insertion hole 103.
As shown in Figure 1 to Figure 2, in the structure of the multi-purpose Anti-stabbing instrument, the head end of the sharp portion clamping piece 1 Face to form four clamping valve bodies 102, and is centrally formed by cross-shaped aperture to the shank 101 in head end Hole 103 is inserted by the sharp portion that all clamping valve bodies 102 surround, can be, but not limited to by high-temperature and high-presure resistent plastics, high-ductility Property metal or memorial alloy etc. there is the material of deformation recovery characteristics to be made, so as to can when loosening the clamping valve body 102 Automatically expand the aperture in sharp portion insertion hole 103.Helical spring 3 described in 2 inner sleeve of sleeve and sharp portion clamping The root of the shank 101 of part 1 and the clamping valve body 102, can be, but not limited to by high-temperature and high-presure resistent plastics or made of metal At.The helical spring 3 can be, but not limited to be made of the metal of high-tension, be in compressive state always, and can pass through Its deformation generated to the small-caliber end inner wall of the sleeve 2 restores elastic force and drives the sleeve 2 to the side far from the pedestal 4 To movement, to drive the small-caliber end of the sleeve 2 to generate squeezing action to by all clamping valve bodies 102 of its inner sleeve, into And sharp portion insertion hole 103 is tightened, so as to the sharp portion 5 for being inserted into the hole that is clamped.Work as simultaneously to 4 side of pedestal To the promotion sleeve 2, and makes the small-caliber end of the sleeve 2 and disengage (this by all clamping valve bodies 102 of its inner sleeve Shi Suoshu helical spring 3 is further compressed) when, the clamping valve body 102 can be loosened, so that sharp portion 5 can be inserted smoothly Enter the expandable sharp portion insertion hole 103 in aperture.The pedestal 4 can be, but not limited to by high-temperature and high-presure resistent plastics or gold Category is made, and the cylindrical body that is equipped with a concave and can be threadedly coupled with the shank 101.
The multi-purpose Anti-stabbing instrument can be used for removing sharp portion from removable instrument, specifically can be, but not limited to Include the following steps: that S101. will be mostly used anti-needle and stab instrument to be vertically put in operating table surface, and makes its pedestal under;
S102. the insertion of the sharp portion of instrument to be removed is mostly used anti-needle and stabs the sharp portion of instrument to insert in the hole;
S103. sleeve is pushed down on, disengages the small-caliber end of sleeve with by all clamping valve bodies of its inner sleeve, so The sharp portion of instrument to be removed is inserted in place afterwards;
S104. sleeve is unclamped, move up the small-caliber end of sleeve automatically under the driving of helical spring and is squeezed by it All clamping valve bodies of set grip the sharp portion of instrument to be removed by tightening sharp portion insertion hole;
Alternatively, unclamping and pressing upwards on sleeve, move up the small-caliber end of sleeve and squeeze by all clampings of its inner sleeve Valve body grips the sharp portion of instrument to be removed by tightening sharp portion insertion hole;
S105. the sharp portion of instrument to be removed is removed from instrument to be removed.Wherein, the sharp portion and removable device Tool can be, but not limited to respectively syringe needle and syringe, the head of dental sewing machine needle and dental handpiece and type dental machine expansion frustrate needle and tooth The head etc. of section's mobile phone.
The multi-purpose Anti-stabbing instrument can be also used for being installed to sharp portion on removable instrument, specifically can with but it is unlimited In including the following steps:
S201. it anti-needle will be mostly used stabs instrument to be vertically put in operating table surface, and make its pedestal under;
S202. the insertion of the sharp portion of instrument to be installed is mostly used anti-needle and stabs the sharp portion of instrument to insert in the hole;
S203. sleeve is pushed down on, disengages the small-caliber end of sleeve with by all clamping valve bodies of its inner sleeve, so The sharp portion of instrument to be installed is inserted in place afterwards;
S204. sleeve is unclamped, move up the small-caliber end of sleeve automatically under the driving of helical spring and is squeezed by it All clamping valve bodies of set grip the sharp portion of instrument to be installed by tightening sharp portion insertion hole;
Alternatively, unclamping and pressing upwards on sleeve, move up the small-caliber end of sleeve and squeeze by all clampings of its inner sleeve Valve body grips the sharp portion of instrument to be installed by tightening sharp portion insertion hole;
S205. the sharp portion of instrument to be installed is installed on instrument to be installed.Wherein, the sharp portion and removable device Tool can be, but not limited to respectively syringe needle and needle and tooth are frustrated in syringe, the head of dental sewing machine needle and dental handpiece, type dental machine expansion The head of section's mobile phone and Medical needle and suture etc..
The multi-purpose Anti-stabbing instrument can be also used for cleaning the sharp portion of medical instrument, specifically can with but it is unlimited In including the following steps:
S301. it anti-needle will be mostly used stabs instrument to be vertically put in operating table surface, and make its pedestal under;
S302. instrument sharp portion insertion to be cleaned is mostly used anti-needle and stabs the sharp portion of instrument to insert in the hole;
S303. sleeve is pushed down on, disengages the small-caliber end of sleeve with by all clamping valve bodies of its inner sleeve, so Instrument sharp portion to be cleaned is inserted in place afterwards;
S304. sleeve is unclamped, move up the small-caliber end of sleeve automatically under the driving of helical spring and is squeezed by it All clamping valve bodies of set clamp the sharp portion of instrument to be cleaned by tightening sharp portion insertion hole;
Alternatively, unclamping and pressing upwards on sleeve, move up the small-caliber end of sleeve and squeeze by all clampings of its inner sleeve Valve body clamps instrument sharp portion to be cleaned by tightening sharp portion insertion hole;
S305. left-right rotation instrument sharp portion to be cleaned, and to draw outside the power slightly larger than holding position kinetic force of friction to clear Clean instrument sharp portion, is extracted until by instrument sharp portion.Wherein, the instrument sharp portion to be cleaned can be, but not limited to for The sharp tip of the instruments such as cement plugger, the willow leaf wax spatula polluted by the dental materials such as resin and all kinds of cements.
To sum up, the instrument controlled by the mechanical engagement of sleeve, spring and pedestal sharp portion clamping piece to such as syringe needle, The clamping force of a variety of instrument sharp portions such as dental sewing machine needle, machine filing expanding needle not only can be convenient the peace for carrying out instrument sharp portion Dress or disassembly can also prevent prick into human body because instrument sharp portion is clamped due to part wraps, ensure sharp instruments and consumptive material, instrument The secure connection of the components such as device, equipment uses.In addition, described be mostly used anti-needle and stab instrument also and have to be applicable in miscellaneous aciculiform The advantages that sharp instruments are installed and dismantle, cleaned to instrument sharp portion, structure is simple, convenient for disassembly and assembly and at low cost, is convenient for Practical promotion and application.
Optimization, push handle 201 is equipped in the outside wall surface of the sleeve 2.As shown in Figure 1, due to the push handle 201 tilt to 4 direction of pedestal, can be convenient labour-saving by the push handle 201 and push institute to 4 direction of pedestal It states sleeve 2 or pushes the sleeve 2 to 4 opposite direction of pedestal.
Optimization, it is equipped on the small-caliber end inner wall of the sleeve 2 for offseting with the end of the helical spring 3 Block 202.As shown in Figure 1, by the way that the block 202 is arranged the end can be prevented with the end of helical spring 3 described in backstop It is squeezed and deformed by the small-caliber end inner wall of the sleeve 2, ensures the service life of the helical spring 3.
Optimization, the small-caliber end of the sleeve 2 to the squeezing action face of the clamping valve body 102 be tilt angle between Circumferential inclined surface between 40~50 degree.As shown in Figure 1, the tilt angle by aforementioned squeezing action face is arranged, it can be according to power Decomposition principle, the component for making to act on the clamping valve body 102 and for tightening sharp portion insertion hole 103 is larger Change, to improve the clamping stiction to sharp portion 5, ensures firm effect.As an optimization, as described in Figure 1, in the present embodiment In the tilt angle in aforementioned squeezing action face be set as 45 degree.
Optimization, the wave to extend along hole direction of axis line is equipped on the input end inner wall in sharp portion insertion hole 103 Line structure.It, can be to attached on the sharp portion in instrument to be cleaned using the ripple struction (not shown) of aforementioned setting Impurity play the role of one and strike off, further promote cleaning effect.
Optimization, sharp portion insertion hole 103 is round hole or square hole.Since most of sharp portions are circle, because This as an example, as shown in Fig. 2, sharp portion insertion hole 103 is set as round hole in the present embodiment.
To sum up, it is mostly used anti-needle provided by the present embodiment and stabs instrument and its application method, have the following beneficial effects: (1) instrument controlled by the mechanical engagement of sleeve, spring and pedestal sharp portion clamping piece to such as syringe needle, dental sewing machine needle, The clamping force of a variety of instrument sharp portions such as machine filing expanding needle not only can be convenient the installation or removal for carrying out instrument sharp portion, Prick into human body can also be prevented because instrument sharp portion is clamped due to part wraps, ensure sharp instruments and consumptive material, instrument, equipment etc. The secure connection of component uses;(2) can be adapted for injection needle, dental sewing machine needle, type dental machine expansion frustrate needle, Medical needle and tooth A variety of aciculiform sharp instruments such as section's sharp instruments, it is many kinds of particularly suitable for aciculiform sharp instruments and single using frequent medical treatment Position;(3) sharp portion of aciculiform sharp instruments can be cleaned, strikes off the impurity such as the material being attached on sharp portion, dirt; (4) described to be mostly used anti-needle and stab instrument also to have many advantages, such as that structure is simple, convenient for disassembly and assembly and at low cost, convenient for actually promoting and answering With.
As described above, the present invention can be realized preferably.For a person skilled in the art, religion according to the present invention It leads, designs and various forms of be mostly used that anti-needle stabs instrument and its application method does not need creative labor.It is not departing from These embodiments are changed in the case where the principle and spirit of the invention, are modified, are replaced, are integrated and modification still falls within this hair In bright protection scope.

Claims (9)

1. one kind is mostly used anti-needle and stabs instrument, which is characterized in that including sharp portion clamping piece (1), sleeve (2), helical spring (3) With pedestal (4), wherein the sharp portion clamping piece (1) by shank (101) and connect the shank (101) if dry plate clamp valve Body (102) is constituted, and all clamping valve bodies (102) are circumferentially disposed and surround one of sharp portion insertion hole (103);
The shank (101) of the sharp portion clamping piece (1) is sequentially passing through the sleeve (2) and the helical spring (3) spiral shell afterwards Line connects the pedestal (4);
The both ends bore of the sleeve (2) it is of different sizes and on the small-caliber end inner wall of the sleeve (2) be equipped with for institute The block (202) that the end of helical spring (3) offsets is stated, the both ends of the helical spring (3) are small with the sleeve (2) respectively Bore end inner wall and the pedestal (4) offset, and enable the small-caliber end of the sleeve (2) in the helical spring (3) Driving is lower to be squeezed by all clamping valve bodies (102) of its inner sleeve, to tighten sharp portion insertion hole (103).
2. one kind as described in claim 1 is mostly used anti-needle and stabs instrument, which is characterized in that the outside wall surface in the sleeve (2) Equipped with push handle (201).
3. one kind as described in claim 1 is mostly used anti-needle and stabs instrument, which is characterized in that the small-caliber end of the sleeve (2) Squeezing action face to clamping valve body (102) is circumferential inclined surface of the tilt angle between 40~50 degree.
4. one kind as described in claim 1 is mostly used anti-needle and stabs instrument, which is characterized in that be inserted into hole in the sharp portion (103) input end inner wall is equipped with the ripple struction to extend along hole direction of axis line.
5. one kind as described in claim 1 is mostly used anti-needle and stabs instrument, which is characterized in that the sharp portion is inserted into hole (103) For round hole or square hole.
6. one kind as described in claim 1 is mostly used anti-needle and stabs instrument, which is characterized in that the sharp portion clamping piece (1) by High-temperature and high-presure resistent plastics, high-toughness metal or memorial alloy are made.
7. a kind of application method for being mostly used anti-needle as described in claim 1 to 6 any one and stabbing instrument, which is characterized in that packet Include following steps:
S101. it anti-needle will be mostly used stabs instrument to be vertically put in operating table surface, and make its pedestal under;
S102. the insertion of the sharp portion of instrument to be removed is mostly used anti-needle and stabs the sharp portion of instrument to insert in the hole;
S103. sleeve is pushed down on, disengages the small-caliber end of sleeve with by all clamping valve bodies of its inner sleeve, then will The sharp portion of instrument to be removed is inserted in place;
S104. sleeve is unclamped, move up the small-caliber end of sleeve automatically under the driving of helical spring and is squeezed by its inner sleeve All clamping valve bodies grip the sharp portion of instrument to be removed by tightening sharp portion insertion hole;
Alternatively, unclamp and press upwards on sleeve, move up the small-caliber end of sleeve and squeeze by all clamping valve bodies of its inner sleeve, The sharp portion of instrument to be removed is gripped by tightening sharp portion insertion hole;
S105. the sharp portion of instrument to be removed is removed from instrument to be removed.
8. a kind of application method for being mostly used anti-needle as described in claim 1 to 6 any one and stabbing instrument, which is characterized in that packet Include following steps:
S201. it anti-needle will be mostly used stabs instrument to be vertically put in operating table surface, and make its pedestal under;
S202. the insertion of the sharp portion of instrument to be installed is mostly used anti-needle and stabs the sharp portion of instrument to insert in the hole;
S203. sleeve is pushed down on, disengages the small-caliber end of sleeve with by all clamping valve bodies of its inner sleeve, then will The sharp portion of instrument to be installed is inserted in place;
S204. sleeve is unclamped, move up the small-caliber end of sleeve automatically under the driving of helical spring and is squeezed by its inner sleeve All clamping valve bodies grip the sharp portion of instrument to be installed by tightening sharp portion insertion hole;
Alternatively, unclamp and press upwards on sleeve, move up the small-caliber end of sleeve and squeeze by all clamping valve bodies of its inner sleeve, The sharp portion of instrument to be installed is gripped by tightening sharp portion insertion hole;
S205. the sharp portion of instrument to be installed is installed on instrument to be installed.
9. a kind of application method for being mostly used anti-needle as described in claim 1 to 6 any one and stabbing instrument, which is characterized in that packet Include following steps:
S301. it anti-needle will be mostly used stabs instrument to be vertically put in operating table surface, and make its pedestal under;
S302. instrument sharp portion insertion to be cleaned is mostly used anti-needle and stabs the sharp portion of instrument to insert in the hole;
S303. sleeve is pushed down on, disengages the small-caliber end of sleeve with by all clamping valve bodies of its inner sleeve, then will Instrument sharp portion to be cleaned is inserted in place;
S304. sleeve is unclamped, move up the small-caliber end of sleeve automatically under the driving of helical spring and is squeezed by its inner sleeve All clamping valve bodies clamp the sharp portion of instrument to be cleaned by tightening sharp portion insertion hole;
Alternatively, unclamp and press upwards on sleeve, move up the small-caliber end of sleeve and squeeze by all clamping valve bodies of its inner sleeve, Instrument sharp portion to be cleaned is clamped by tightening sharp portion insertion hole;
S305. left-right rotation instrument sharp portion to be cleaned, and it is to be cleaned to be drawn outside the power slightly larger than holding position kinetic force of friction Instrument sharp portion is extracted until by instrument sharp portion.
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CN204684364U (en) * 2015-05-28 2015-10-07 金华市中心医院 The syringe needle retracting device of anti-pricking wound
CN205672298U (en) * 2016-05-09 2016-11-09 曾涓涌 Medical needle receptacle and medical apparatus and instruments

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