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WO2024243970A1 - Seringue à protection dotée d'une butée arrière - Google Patents

Seringue à protection dotée d'une butée arrière Download PDF

Info

Publication number
WO2024243970A1
WO2024243970A1 PCT/CN2023/097847 CN2023097847W WO2024243970A1 WO 2024243970 A1 WO2024243970 A1 WO 2024243970A1 CN 2023097847 W CN2023097847 W CN 2023097847W WO 2024243970 A1 WO2024243970 A1 WO 2024243970A1
Authority
WO
WIPO (PCT)
Prior art keywords
needle
syringe
seat
head
safety sleeve
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.)
Pending
Application number
PCT/CN2023/097847
Other languages
English (en)
Chinese (zh)
Inventor
苏浩熙
游善溥
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to PCT/CN2023/097847 priority Critical patent/WO2024243970A1/fr
Priority to PCT/CN2023/132116 priority patent/WO2024244319A1/fr
Publication of WO2024243970A1 publication Critical patent/WO2024243970A1/fr
Anticipated expiration legal-status Critical
Pending legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178—Syringes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178—Syringes
    • A61M5/31—Details
    • A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles

Definitions

  • the present invention relates to an injection needle, in particular to a protective injection needle with a rearward stop.
  • One method is to install a protective sleeve on the periphery of the syringe so that after the caregiver has used the injection needle, the protective sleeve can be moved to the needle and broken off for recycling, thereby reducing the risk of caregivers or recycling personnel being stabbed by the needle when handling medical waste.
  • the needle seat and the syringe in the prior art lack a tight fit, so during operation, the needle seat and the syringe may be separated due to operational errors, causing medical harm.
  • the present invention hopes to propose a kind of brand-new tool rearward stop protection type injection needle, to solve the defect existing in the above-mentioned prior art.
  • the present invention proposes a protective injection needle with a rearward stop.
  • a fixing structure is formed on the outer surface of the body near the hand-held part and the rear end of the safety sleeve, so that when the safety sleeve is pulled back and close to the lower part of the syringe near the hand-held part, it can be fixed at this position to prevent the safety sleeve from moving forward with the injection needle pushing action during injection to achieve the requirement of safe operation.
  • the present invention In addition to adding a safety sleeve to the above-mentioned safety syringe structure, the present invention also considers the operating habits of the injection personnel and adds a fixing structure and a locking structure at the front and back of the syringe respectively, so as to achieve the purpose of completely safe operation.
  • the present invention proposes a protective injection needle with a rear stop, comprising: an injection module, comprising a syringe and a piston rod that can be pushed and pulled in the syringe, the syringe having a body and a head and a hand-held portion connected to opposite ends of the body; a needle module, comprising a needle seat and an injection needle, the needle seat having a seat body that is sleeved on the head and holds the injection needle, and a buckle portion that is integrally connected to an end of the seat body close to the body and surrounds the seat body; and a safety sleeve that is movably sleeved on the syringe between an installation position and a protection position, and has a barrel, a first end and a second end, the first end and the second end are respectively connected to opposite ends of the barrel, and in the installation position, the first end and the second end are respectively connected to opposite ends of the barrel
  • the first end protrudes from the syringe to cover the injection needle and the second end is close to the head.
  • a buckled part is formed on the inner side of the cylinder near the second end.
  • the buckled part of the cylinder can be buckled with the buckle part of the seat body, so that the safety sleeve and the needle seat are relatively fixed and separated from the syringe together, and the safety sleeve covers the injection needle; and a fixing structure is formed at the lower part of the syringe near the hand-held part and the rear end of the safety sleeve, so that when the safety sleeve is pulled back and approaches the lower part of the syringe near the hand-held part, it can be fixed at this position to prevent the safety sleeve from moving forward with the injection needle when the injection is given.
  • a fastening structure is formed at the head of the syringe and the rear end of the seat body of the needle seat, so that the seat body of the needle seat is fastened to the head of the syringe to prevent the two from being separated due to misoperation.
  • a fastening structure is formed at the rear ends of the head of the syringe and the seat body of the needle seat, so that the seat body of the needle seat is fastened to the head of the syringe to prevent the two from being separated due to misoperation.
  • first annular protrusion and a second annular protrusion are formed on the inner side of the cylinder body near the second end, protruding toward the center.
  • the second annular protrusion is spaced apart from the first annular protrusion and jointly defines an annular groove that cooperates with the snap portion.
  • the outer surface of the head of the injection barrel forms a conical portion, wherein the radial cross-section of the conical portion gradually increases, and the maximum radial distance of the conical portion is greater than the maximum radial distance of the opening of the seat body, so that when the needle seat is assembled on the head, the inner wall of the seat body can be gradually tightened to fit the conical portion of the outer surface of the head, so that the needle seat is tightly buckled on the head.
  • an external thread is formed on the outer surface of the head of the syringe, and a corresponding internal thread is formed on the inner wall of the opening of the needle seat, so that when the needle seat is assembled to the head, the seat body and the head can be locked and tightly matched with each other.
  • the head of the syringe forms a buckle portion with a flat enlarged portion at the front end
  • the buckle portion of the needle seat forms a corresponding flat opening
  • the buckle portion includes a first portion and a second portion connected between the first portion and a front end surface of the body; wherein the first portion can pass through the flat opening, and the maximum radial distance of the first portion is greater than the minimum radial distance of the flat opening, so that when the first portion is located inside the flat opening, the first portion can be limited within the flat opening with just a slight rotation; and the maximum cross-sectional radial distance of the second portion is approximately the minimum radial distance of the flat opening, so that the entire head can be fixed inside the needle seat, thereby achieving the purpose of tightly buckling the two.
  • a plurality of ribs protrude from the outer surface of the body of the syringe near the handle portion and are spaced apart along the outer circumference of the body. The ribs cooperate with the fastened portion of the safety sleeve so that the safety sleeve is tightly fitted and fixed to the syringe in the installed position.
  • a protruding portion is formed on the outer surface of the body near the hand-held portion, and the shape of the protruding portion corresponds to the fastened portion in the safety sleeve, so that when the safety sleeve is withdrawn along the outer surface of the body, the fastened portion can be fastened with the protruding portion, and the safety sleeve can be stopped at the body.
  • the protruding portion is a full-circle annular structure formed on the main body, or a partial annular structure.
  • a concave portion is formed on the outer surface of the body near the hand-held portion, and a convex portion is formed on the corresponding portion of the safety sleeve.
  • a thickened portion is formed on the outer surface of the body near the handle portion, so that when the safety sleeve is withdrawn along the outer surface of the body, the inner edge of the safety sleeve can be gradually tightened to fit the thickened portion of the outer surface of the handle portion.
  • the buckle portion has a plurality of clamping blocks and a plurality of thinning sections which are spaced apart along the periphery, and the clamping blocks and the thinning sections are arranged alternately.
  • each of the clamping blocks has a recessed portion radially inwardly recessed from the outer periphery.
  • FIG1 is a fragmentary cross-sectional view of an embodiment of a protective injection needle with a rearward stop according to the present invention in an unused state;
  • FIG2 is a perspective view of a first embodiment of the syringe
  • FIG3 is a perspective view of a needle holder of the embodiment
  • FIG4 is a rear view of the needle holder
  • FIG5 is a cross-sectional view of the needle holder
  • FIG6 is a fragmentary cross-sectional view of a safety sleeve of the embodiment.
  • FIG7 is a fragmentary cross-sectional view of the embodiment in a state of use of the safety sleeve in a protection position
  • FIG8 is an incomplete cross-sectional view of the embodiment in a state where the safety sleeve and the needle holder are relatively fixed but not yet separated from the syringe;
  • FIG9 is an incomplete cross-sectional view of the embodiment in a state where the safety sleeve is relatively fixed to the needle holder and separated from the syringe;
  • FIG10 is a perspective view of a second embodiment of the syringe, wherein the fixing structure is a partial annular structure;
  • FIG11 is a perspective view of a second embodiment of the syringe, wherein the fixing structure is a full-circle annular structure;
  • FIG12 is a fragmentary cross-sectional view of a third embodiment of the syringe.
  • FIG13 is a perspective view of a fourth embodiment of the syringe
  • FIG14 is a perspective view of the syringe and the needle holder according to the first embodiment
  • FIG15 is a perspective view of a second embodiment of the syringe and the needle holder
  • FIG. 16 is a perspective view of the syringe and the needle holder according to the third embodiment.
  • Figures 1 to 16 show the protective injection needle with rearward stop of the present invention, comprising:
  • an embodiment of a protective injection needle with a rearward stop comprises an injection module 1 , a needle module 2 , a safety sleeve 3 and a cover 4 .
  • the injection mold 1 includes a syringe 11 and a piston rod 12 that can be pushed and pulled in the syringe 11.
  • the syringe 11 has a body 111, a head 112 connected to opposite ends of the body 111, and a handle 113.
  • the piston rod 12 has a rod body 121 and a plug 122 sleeved on the front end of the rod body 121.
  • the needle module 2 includes a needle seat 21 and an injection needle 22.
  • the needle seat 21 has a seat body 211 that is sleeved on the head 112 and holds the injection needle 22.
  • the seat body 211 includes an opening 215 at the rear end of the seat body 211; and a buckle portion 212 that is integrally connected to one end of the seat body 211 close to the body 111 and surrounds the seat body 211.
  • the buckle portion 212 has a plurality of blocks 213 and a plurality of thinning sections 214 that are spaced apart along the periphery, and the blocks 213 and the thinning sections 214 are arranged alternately.
  • each block 213 is spaced apart from the adjacent thinning sections 214 on both sides.
  • each thinning section 214 is in the shape of an inclined rib, thereby making the buckle portion 212 have radially inward elasticity, that is, making the buckle portion 212 relatively soft.
  • Each block 213 has a concave portion 213a concave radially inward from the outer periphery.
  • a fastening structure 52 is formed at the rear ends of the head 112 of the syringe 11 and the seat body 211 of the needle seat 21, so that when the nursing staff uses the injection needle for injection, the seat body 211 of the needle seat 21 can be fixed on the head 112 of the syringe 11 to prevent the needle seat 21 from accidentally falling off from the head 112 of the syringe 11 during the medical operation, thereby causing medical harm.
  • FIG14 shows a first embodiment of the fastening structure 52 of the present invention, wherein a conical portion 521 is formed on the outer surface of the head portion 112 of the syringe 11, wherein the radial cross-section of the conical portion 521 gradually increases, and the maximum radial distance of the conical portion 521 is greater than the maximum radial distance of the opening 215 of the seat body 211, so that when the needle seat 21 is assembled on the head portion 112, the inner wall of the seat body 211 can be gradually fastened and tightly matched with the conical portion 521 on the outer surface of the head portion 112, so that the needle seat 21 is tightly fastened to the head portion 112 and will not be easily pulled out.
  • the operator needs to apply a certain amount of force to make the needle seat 21 detach from the head portion 112, thereby meeting the requirements of safe operation.
  • FIG15 shows a second embodiment of the fastening structure 52 of the present invention, wherein an external thread 522 is formed on the outer surface of the head 112 of the syringe 11, and a corresponding internal thread 523 is formed on the inner wall of the opening 215 of the needle seat 21. Therefore, when the needle seat 21 is assembled to the head 112, the seat body 211 and the head 112 can be locked with each other and fit tightly, thereby achieving the purpose of fastening the two.
  • FIG. 16 shows a third embodiment of the fastening structure 52 of the present invention, wherein the head 112 of the syringe 11 is a fastening portion with a flat enlarged portion at the front end, and the buckle portion 212 of the needle seat 21 forms a corresponding flat opening 54, wherein the fastening portion includes a first portion 525 and a second portion 524 connected between the first portion 525 and a front end surface 13 of the body 111.
  • the first portion 525 can pass through the flat opening 54, and the maximum radial distance of the first portion 525 is greater than the minimum radial distance of the flat opening 54, so when the first portion 525 is located inside the flat opening 54, the first portion 525 can be limited in the flat opening 54 with a slight rotation.
  • the maximum cross-sectional radial distance of the second portion 524 is approximately the minimum radial distance of the flat opening 54, so that the entire head 112 can be fixed inside the needle seat 21, and the purpose of fastening the two is achieved.
  • the safety sleeve 3 can be movably sleeved on the syringe 11 between an installation position (as shown in Fig. 1) and a protection position (as shown in Fig. 7), and the safety sleeve 3 has a barrel 31, a first end 32 and a second end 33, and the first end 32 and the second end 33 are respectively connected to opposite ends of the barrel 31.
  • a first annular protrusion 311 and a second annular protrusion 312 protruding toward the center are formed near the second end 33 on the inner side of the barrel 31, and the second annular protrusion 312 is spaced from the first annular protrusion 311 and jointly defines an annular groove 313 matched with the buckle portion 212, and the first annular protrusion 311, the second annular protrusion 312 and the annular groove 313 as a whole form a buckled portion 34 that can be buckled with the buckle portion 212.
  • FIG. 1 shows the unused state of the protective injection needle with rearward stop, the safety sleeve 3 is located in the installation position, and the cover 4 is sleeved on the needle seat 21 and covers the injection needle 22.
  • the cover 4 needs to be removed.
  • the medical staff when in use, the medical staff removes the cover 4 and draws the medicine into the syringe 11 by pulling the piston rod 12, and then moves the safety sleeve 3 to the protection position.
  • the first end 32 extends out of the syringe 11 from the injection needle 22 to cover the injection needle 22, and the second end 33 is close to the head 112, thereby preventing the injection needle 22 from stabbing the medical staff.
  • the safety sleeve 3 is moved back to the installation position.
  • the safety sleeve 3 is pulled out so that the second annular protrusion 312 passes over the buckle portion 212 and the buckle portion 212 is located correspondingly in the annular buckle groove 313.
  • the buckle portion 212 is accommodated by the annular buckle groove 313, so that the safety sleeve 3 and the needle seat 21 are relatively fixed and separated from the syringe 11, and the safety sleeve 3 covers the injection needle 22.
  • the buckle portion 212 can be elastically deformed by the thinning sections 214 so that the second annular protrusion 312 can easily pass over.
  • the clamping blocks 213 are clamped in the annular clamping groove 313, whereby the safety sleeve 3 and the needle seat 21 are relatively fixed together, and the safety sleeve 3 completely covers the injection needle 22 to block the injection needle 22 to avoid stabbing the contactor.
  • the medical staff pulls the needle seat 21 out of the head 112 together with the safety sleeve 3, so that the needle seat 21 can be separated from the syringe 11 and then discarded. In this way, the length of the discarded protective injection needle with rearward stop can be reduced, and the syringe 11 can be separated from the separated needle seat 21 and the safety sleeve 3 for discarding. If the syringe 11 is used to add liquid medicine into a fixed injection device, the needle holder 21 together with the safety sleeve 3 can be separated from the syringe 11 in the same manner before use.
  • a fixing structure 50 is formed below the syringe 11 near the hand-held portion 113 and at the rear end of the safety sleeve 3, so that when the safety sleeve 3 is pulled back and approaches the below the syringe 11 near the hand-held portion 113, it can be fixed at this position to prevent the safety sleeve 3 from moving forward with the pushing action of the injection needle 22 during injection, thereby hindering the injection operation of the nursing staff.
  • FIG2 shows a first embodiment of the fixing structure 50 of the present invention, wherein a plurality of ribs 114 protrude from the outer surface of the body 111 near the handle 113 and are spaced apart along the outer circumference of the body 111.
  • the ribs 114 cooperate with the first annular protrusion 311 and the second annular protrusion 312, so that the safety sleeve 3 is tightly fitted and fixed with the syringe 11 in the installed position, and the first end 32 is pressed against the buckle 212 of the needle seat 21 to strengthen the fixing of the needle seat 21 and prevent the needle seat 21 from being separated from the syringe 11.
  • FIG. 11 shows a second embodiment of the fixing structure 50 of the present invention, wherein the buckle structure is formed by using the concave and convex parts, so that the outer surface of the body 111 near the hand-held part 113 forms a protruding part 116, and the shape of the protruding part 116 corresponds to the annular groove 313 between the first annular protrusion 311 and the second annular protrusion 312 of the safety sleeve 3, so that when the safety sleeve 3 is withdrawn along the outer surface of the body 111, the annular groove 313 can be buckled with the protruding part 116, so that the safety sleeve 3 stops at the body 111.
  • the safety sleeve 3 When the safety sleeve 3 is in the installed position, it is tightly matched and fixed with the syringe 11, and the first end 32 is pressed against the buckle part 212 of the needle seat 21 to strengthen the fixing of the needle seat 21 and prevent the needle seat 21 from being separated from the syringe 11.
  • the protruding portion 116 may be a full-circle annular structure formed on the body 111 , or a partial annular structure, as shown in FIG. 10 , both of which are within the scope of the present invention.
  • FIG. 12 shows a third embodiment of the fixing structure 50 of the present invention.
  • a concave portion 119 is formed on the outer surface of the body 111 near the grip portion 113, and a convex portion 331 is formed on the corresponding portion of the safety sleeve 3.
  • Such a structure can also have a snap function. Any design with a snap function that allows the safety sleeve 3 to stop on the body 111 when it is at the rear side is within the scope of the present invention.
  • FIG13 shows a fourth embodiment of the fixing structure 50 of the present invention, wherein a snap-fit structure is formed by a tight fit method, and a thickened portion 118 is formed on the outer surface of the body 111 close to the handle portion 113, so that when the safety sleeve 3 is withdrawn along the outer surface of the body 111, the inner edge of the safety sleeve 3 can be gradually tightened and tightly fit the thickened portion 118 of the outer surface of the handle portion 113, so that the safety sleeve 3 stops at the body 111, so as to meet the requirements of operational safety.
  • the advantage of the present invention is that a fixing structure 50 is formed on the outer surface of the body 111 near the hand-held portion 113 and the rear end of the safety sleeve 3, so that when the safety sleeve 3 is pulled back and close to the lower part of the syringe 11 near the hand-held portion 113, it can be fixed at this position to prevent the safety sleeve 3 from moving forward with the pushing action of the injection needle 22 during injection to achieve the requirement of safe operation.
  • the present invention also considers the operating habits of the injection personnel and adds a fixing structure 50 and a fastening structure 52 at the front and back of the syringe 11 respectively, so as to achieve the purpose of completely safe operation.
  • the humanized and considerate design of the present invention is quite in line with the actual needs. It specifically improves the existing deficiencies and has obvious breakthrough advantages compared with the existing technology. It does have the improvement of efficacy and is not easy to achieve.
  • the present invention has not been published or disclosed in domestic and foreign literature and markets, and has complied with the provisions of the Patent Law.

Landscapes

  • Health & Medical Sciences (AREA)
  • Vascular Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

L'invention concerne une seringue à protection dotée d'une butée arrière. La seringue à protection comprend : un module de seringue, dont un cylindre de seringue est pourvu d'un corps, et une tête et une partie portative reliées à des extrémités opposées du corps ; un module d'aiguille, qui comprend une embase d'aiguille et une aiguille de seringue, l'embase d'aiguille étant pourvu d'un corps d'embase qui est emmanché sur la tête et configuré pour maintenir l'aiguille de seringue, et une partie d'encliquetage qui est reliée d'un seul tenant à l'extrémité du corps d'embase à proximité du corps et entoure le corps d'embase ; et un manchon de sécurité, qui est emmanché mobile sur le cylindre de seringue entre une position de montage et une position de protection et est pourvu d'un corps de manchon, d'une première partie d'extrémité et d'une seconde partie d'extrémité, la première partie d'extrémité et la seconde partie d'extrémité étant respectivement reliées à des extrémités opposées du corps de manchon, et dans la position de montage, la première partie d'extrémité étant proche de la partie d'encliquetage, et la seconde partie d'extrémité étant proche de la partie portative, une structure de fixation étant formée à une position proche de la partie portative au-dessous du cylindre de seringue et au niveau d'une extrémité arrière du manchon de sécurité. De plus, une structure de fixation est formée au niveau de la tête du cylindre de seringue et au niveau d'une extrémité arrière du corps d'embase de l'embase d'aiguille.
PCT/CN2023/097847 2023-06-01 2023-06-01 Seringue à protection dotée d'une butée arrière Pending WO2024243970A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/CN2023/097847 WO2024243970A1 (fr) 2023-06-01 2023-06-01 Seringue à protection dotée d'une butée arrière
PCT/CN2023/132116 WO2024244319A1 (fr) 2023-06-01 2023-11-16 Cylindre de seringue de protection ayant une fonction d'arrêt vers l'arrière

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2023/097847 WO2024243970A1 (fr) 2023-06-01 2023-06-01 Seringue à protection dotée d'une butée arrière

Publications (1)

Publication Number Publication Date
WO2024243970A1 true WO2024243970A1 (fr) 2024-12-05

Family

ID=93656533

Family Applications (2)

Application Number Title Priority Date Filing Date
PCT/CN2023/097847 Pending WO2024243970A1 (fr) 2023-06-01 2023-06-01 Seringue à protection dotée d'une butée arrière
PCT/CN2023/132116 Pending WO2024244319A1 (fr) 2023-06-01 2023-11-16 Cylindre de seringue de protection ayant une fonction d'arrêt vers l'arrière

Family Applications After (1)

Application Number Title Priority Date Filing Date
PCT/CN2023/132116 Pending WO2024244319A1 (fr) 2023-06-01 2023-11-16 Cylindre de seringue de protection ayant une fonction d'arrêt vers l'arrière

Country Status (1)

Country Link
WO (2) WO2024243970A1 (fr)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5019051A (en) * 1989-03-02 1991-05-28 Needlepoint Guard, Inc. Hypodermic needle guard
JP2006255272A (ja) * 2005-03-18 2006-09-28 Hsien-Tsung Wang ディスポーザブル安全注射器
TW200808397A (en) * 2006-08-11 2008-02-16 Wei-Shui Wu A safety syringe device
CN202699781U (zh) * 2012-07-02 2013-01-30 泛特生化科技股份有限公司 安全针头结构
CN104548277A (zh) * 2013-10-16 2015-04-29 吴国城 安全注射器
CN213911328U (zh) * 2020-08-24 2021-08-10 中国人民解放军东部战区总医院 连接可靠的泪囊冲洗组件
TWM625742U (zh) * 2022-01-26 2022-04-11 軒銘科技股份有限公司 安全注射器及針座
TWI765845B (zh) * 2022-01-26 2022-05-21 軒銘科技股份有限公司 安全注射器及針座

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5312370A (en) * 1988-06-28 1994-05-17 Sherwood Medical Company Combined syringe and needle shield
US5658254A (en) * 1995-03-31 1997-08-19 Becton, Dickinson And Company Syringe having safety needle shield
CN1714876A (zh) * 2004-07-01 2006-01-04 陈昌慈 注射针防护结构的改良
TWM313499U (en) * 2006-10-20 2007-06-11 Kun Shan Medsafe Medical Tech Safe and self-destroying catheter
CN102974009B (zh) * 2012-09-28 2015-02-04 林作钱 滑套式针头保护装置和安全注射器

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5019051A (en) * 1989-03-02 1991-05-28 Needlepoint Guard, Inc. Hypodermic needle guard
JP2006255272A (ja) * 2005-03-18 2006-09-28 Hsien-Tsung Wang ディスポーザブル安全注射器
TW200808397A (en) * 2006-08-11 2008-02-16 Wei-Shui Wu A safety syringe device
CN202699781U (zh) * 2012-07-02 2013-01-30 泛特生化科技股份有限公司 安全针头结构
CN104548277A (zh) * 2013-10-16 2015-04-29 吴国城 安全注射器
CN213911328U (zh) * 2020-08-24 2021-08-10 中国人民解放军东部战区总医院 连接可靠的泪囊冲洗组件
TWM625742U (zh) * 2022-01-26 2022-04-11 軒銘科技股份有限公司 安全注射器及針座
TWI765845B (zh) * 2022-01-26 2022-05-21 軒銘科技股份有限公司 安全注射器及針座
CN116492544A (zh) * 2022-01-26 2023-07-28 轩铭科技股份有限公司 安全注射器及针座

Also Published As

Publication number Publication date
WO2024244319A1 (fr) 2024-12-05

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