•1299271 九、發明說明： 【發明所屬之技術領域】 本發明係有關於一種安全靜脈 說，係有關於-種可防止遭針扎傷全更明確地 【先前技術】 王&叶。 醫療院所的醫護人員㈣用靜脈冑 注射針劑、抽血與放置導管等行為，以技子病心施予 的使用方式係_•晴前針 並把蝶翼部貼附於患者的皮膚上，以 蛋白等注射。 葡甸糖、血清 對於醫護人員來說，其經由注射針頭鱼 、八 徑傳染的危險性已是比平常人來得高，又加以 之疲累、粗心與夜間工作環境之亮度不足等因素令塑^ 遭針札傷的機率大增，根據研究顯示各類人員以；^ 員遭針扎發生率最高，每年每人針扎次數2 42 / 污染性針扎G.88次，其次為醫師針扎次數為m、 染性針扎0.38 :欠’為避免針扎所料之巨赌查與治療 費用，及提供醫護人員更安全的工作環境，安全注射 的設計乃刻不容緩。 · / “ 如使用第一圖所示之習用靜脈輸液針，待注射完畢 抽出針頭11時，必須小心謹慎地將針頭插回原内徑細小 的針蓋體1 〇中，過程中容易造成被札傷的危險。此外醫 護人員於此過程中需雙手操作，例如一隻手固定蝶翼部 1299271 12或本體13 ’另—隻手再將針蓋體 染的針頭11處，使用上較為不便利。置已遭體液污 【發明内容】 ®此，本發明的目的即 本發明之—目的在於提供技術的問題。 令使用過的針頭迅速有效地隱藏於c輸後針’以 體内’得以妥善安置針頭使之無法^=針的中空管 脈輸液針之後續處理安全性。 丹度π出，以確保靜 本發明的另一目的係在提供一入 簡易運作方S，醫護人員可使女王靜脈輪液針的 靜脈輸液針的中空管體内 可將針碩隱藏於 不便。 ㈣進而可痛去必須藉助雙手之 Α 上ΐ目本發明的安全靜脈輸液針係包 ::ΓΓ官壁一側具有一鏤空溝槽，該鏤空溝 槽及至少一個卡扣槽；-針頭單元，設置 於二吕-内，主體為一固結座，前端設有一空心針頭， 側面凸起、卡塊’該卡塊平常位於鏤空溝槽之缺口處； 以及輸液官，結合於前述固結座末端；藉此使針頭單 70在使用後經向後扳動即可將整體隱藏於尹 空管體内。 為使審查委員清楚τ解本發明之詳細流程及技術内容，本發明 人將配口Μ下之圖式及詳細之解說，以求審查委員清楚了解本發 6 1299271 明之精神所在： 【實施方式】 —钓奉發明安全靜脈輸液針的立體分解& =意圖。本發明之安全靜脈輸液針主要包含—；ϊ:1291291 IX. DESCRIPTION OF THE INVENTION: TECHNICAL FIELD OF THE INVENTION The present invention relates to a safe vein, which is related to the prevention of needle stick injuries. [Prior Art] Wang & The medical staff of the medical institution (4) use the venous fistula to inject the injection, draw blood and place the catheter. The use of the technique is to use the technique of applying the disease to the front of the patient and attaching the butterfly wing to the patient's skin. Injection with protein or the like. For the medical staff, the risk of infection by the needle fish and the eight-path is higher than that of the average person, and the fatigue, carelessness and lack of brightness of the night working environment make the plastics suffer. The chance of needle injury is greatly increased. According to the research, the incidence of needle sticking is the highest. The number of needle sticks per person per year is 2 42 / contaminated needle G.88 times, followed by the number of stitches for doctors. m, dyeing needles 0.38: owing to avoid the huge gambling check and treatment costs of needle sticking, and provide a safer working environment for medical staff, the design of safe injection is an urgent task. · / " If you use the conventional IV needle shown in the first figure, when the needle 11 is withdrawn after injection, the needle must be carefully inserted into the needle cap 1 which is small in the original inner diameter. The risk of injury. In addition, the medical staff needs to operate with both hands in this process, such as one hand to fix the butterfly wing 1929271 12 or the body 13 'the other hand - the needle 11 where the needle cover is dyed. It is not convenient to use. BACKGROUND OF THE INVENTION The object of the present invention is to provide a technical problem. The used needle can be quickly and effectively concealed in the c-inserted needle 'in vivo' to be properly The placement of the needle makes it impossible to follow the safety of the needle tube infusion needle. The Dandu π out to ensure that the other purpose of the invention is to provide a simple operation side S, the medical staff can make the queen The hollow tube of the intravenous infusion needle of the venous fluid needle can hide the needle inconvenience. (4) It can be painfully removed by the hands of the hand. The safe intravenous infusion needle bag of the present invention:: One side has a 镂The empty groove, the hollow groove and the at least one snap groove; the needle unit is disposed in the second Lu-, the main body is a fixed seat, the front end is provided with a hollow needle, the side is convex, the block is 'the block is normal Located in the gap of the hollow groove; and the infusion officer, combined with the end of the aforementioned consolidating seat; thereby allowing the needle unit 70 to be moved backwards after use to hide the whole body in the Yinkong tube body. τ explains the detailed process and technical content of the present invention, and the inventor will explain the drawings and detailed explanations of the present invention, so that the examiner can clearly understand the spirit of the present invention: [Embodiment] - Fishing for invention safety Stereoscopic decomposition of the intravenous infusion needle & = intention. The safe intravenous infusion needle of the present invention mainly comprises -;
:二：單元3及—輸液管4。其主要目的是為^ 、的叶頭31可隱藏於安全靜脈輸液針之中空管體2 針頭=可設有—可分離的針蓋體1G，於未使用前保護 該中空管體2内部空間是用於容納針頭單元3 的移動’故其貫穿孔的斷面形狀是配 口者針頭W 3的外型，在本實施财為長方型孔 可為圓型或其他不規則孔型。而於其管壁上—側具有— 鏤空溝槽2卜前端為開口 210狀，後端為封閉狀了使管 壁具^適當的彈性及允許輕微的彈性擴張變形，以便於 針頭早7L 3置入及移動，於鏤空溝槽21前方位置設有一 缺口 21卜後方位置設有至少—個卡扣槽212，中段的溝 f寬度皆小於缺口 211及卡扣槽212。另外於中空管體2 前端兩侧設有向外延伸蝶翼部22，使用時可貼附固定於 人體表皮處，其厚度較薄可被彎曲使用。 該針座單元3包括一針頭31、一固結座％與一卡 塊33。該針頭31插置並固緊於該固結座32的一端，由 此端延伸出一穿孔通道（圖中未顯示），可與中空針頭Μ 形成一連續相通空間，固結座32的外型是相對於中空 7 1299271 管體2之斷面形狀，且其侧面設有一凸起的卡塊33，組 裝時是突出於鏤空溝槽21之上，以方便手指扳動該卡塊 33而使整個針頭單元3移動。該卡塊33平常是被阻擂 在鏤空溝槽21之缺口 211内，只在針頭須縮回時，才被 卡掣於卡扣槽212内，因此缺口 211及卡扣槽212的形 狀對應於卡塊33的外型，但形狀並不須完全與其外型一 模一樣，只是該缺口 211形狀須具有在無較大外力扳動 下能阻擋卡塊33產生移動，而卡扣槽212形狀則具有防 止卡塊33再次被向前扳動的效果。另外該卡塊33的後 側可為一斜面（亦可為圓弧面），但前側寬度須大於後侧 寬度，以克服卡塊33移動時寬度較小之鏤空溝槽21所 造成的阻力。 該輸液管4為中空管體，一端套接於針頭單元3的 末端，此結合過程於產品出廠即完成，使用時為不可分 離，作為抽血時血液流出或藥劑注入的通道，其一端另 設有接頭單元41，用以配合承接輸出/輸入體液、血液及 各種針劑的管體、導管或容器。 第四圖為本發明安全靜脈輸液針使用前的俯視示 意圖，此時固結座32的凸起卡塊33定位在鏤空溝槽21 的前端缺口 211中。第五圖為本發明安全靜脈輸液針使 用時的立體示意圖，當針頭31欲插入人體處時，使用 者係以手指捏住蝶翼部22的兩側蝶翼，使之向上重合並 垂直於中空管體2,此時，該中空管體2亦會向内夾緊 針頭單元3，進而使得針頭單元3有更大的夾緊力，防 8 1299271 止在針插入皮膚的過程中發生退縮的情形。 待使用完畢後，使用者可透過單手扳動針頭單元3 的卡塊33，利用卡塊33的後端斜面而使得鏤空溝槽21 前端管壁略為向兩侧擴張變形，使得卡塊3 3藉此得以通 過，漸漸向後移動，並使針頭31漸漸沒入中空管體2内， 當卡塊33移動到形狀相對應之卡扣槽212時(如第六圖 所示），鏤空溝槽21會因其彈性而恢復其原狀，並使卡 塊33被卡掣固定而無法任意移動。如此一來，使用過的 針頭31便被隱藏固定於中空管體2中，並不會因意外滑 出而造成危險，避免醫護人員被扎傷的情形，也可免除 運用習用方式須套針蓋體而發生的扎針問題。 另外如第七圖所示，為本發明另一實施例圖，此實 施例是改良該卡塊33的結構，在本實施例中該卡塊33 頂部另設有一大面積的扳動片331，其可與固結座32及 卡塊33 —起射出成型，組裝時分佈於中空管體2頂面， 利用較大的接觸面積讓使用者在扳動時手指更容易接觸 之而使針頭單元3移動。 綜上所述，本發明所揭露之安全靜脈輸液針，係欲 降低已沾有體液的針頭扎傷且感染他人的危險機率，並 增進其使用之便利性，以符合一般醫護人員所要求的安 全性。簡言之，本發明藉由卡塊1%鏤空溝槽中之卡扣槽 的組合，使用者可用單手將使用過的針頭以向後扳動方 式來沒入於安全靜脈輸液針内。因此，本發明的安全靜 脈輸液針可妥善解決習用醫療針頭針扎及回收處理的安 1299271 全性，藉以發揮較佳功效與提高實用目的。 透過以上較佳具體實施例之詳述，係希冀能更加清 楚描述本發明之特徵與精神，並非對本發明之範疇加以 形式上限制。職是之故，凡有在相同之發明精神下所為 有關本發明的任何修飾或變更，仍應包括在本發明所欲 保護之範疇内。: 2: Unit 3 and - Infusion tube 4. The main purpose of the leaf head 31 can be hidden in the hollow body of the safe intravenous infusion needle 2 needle = can be provided - separable needle cover body 1G, protect the inside of the hollow tube body 2 before use The space is for accommodating the movement of the needle unit 3. Therefore, the cross-sectional shape of the through hole is the outer shape of the mouthpiece needle W3. In the present embodiment, the rectangular hole may be round or other irregular hole type. On the side of the tube wall - there is a hollow groove 2, the front end is open 210 shape, the rear end is closed, so that the tube wall has appropriate elasticity and allows slight elastic expansion deformation, so that the needle is 7L 3 The inlet and the movement are provided with a notch 21 in front of the hollow groove 21, and at least one locking groove 212 is disposed at the rear position, and the groove f width of the middle portion is smaller than the notch 211 and the buckle groove 212. In addition, an outwardly extending butterfly wing portion 22 is disposed on both sides of the front end of the hollow tubular body 2, and can be attached and fixed to the human skin at the time of use, and the thickness thereof can be bent and used. The hub unit 3 includes a needle 31, a fixed seat % and a block 33. The needle 31 is inserted into and fastened to one end of the fixing seat 32, and a piercing passage (not shown) extends from the end to form a continuous communication space with the hollow needle ,, and the shape of the fixing seat 32 is fixed. The cross-sectional shape of the tubular body 2 relative to the hollow 7 1299271, and a convex block 33 is arranged on the side thereof, and protrudes above the hollow groove 21 when assembled, so as to facilitate the finger to pull the block 33 and make the whole The needle unit 3 moves. The block 33 is normally blocked in the notch 211 of the hollow groove 21, and is only locked in the snap groove 212 when the needle has to be retracted, so the shape of the notch 211 and the snap groove 212 correspond to The shape of the block 33, but the shape does not have to be exactly the same as the shape, but the shape of the notch 211 must have the function of blocking the movement of the block 33 without a large external force, and the shape of the snap groove 212 is prevented. The effect that the block 33 is pulled forward again. In addition, the rear side of the block 33 may be a bevel (or a circular arc), but the width of the front side must be greater than the width of the rear side to overcome the resistance caused by the hollow groove 21 having a small width when the block 33 moves. The infusion tube 4 is a hollow tube body, and one end is sleeved at the end of the needle unit 3. The bonding process is completed when the product leaves the factory, and is inseparable when used, and serves as a passage for blood outflow or drug injection during blood drawing, one end of which is another A joint unit 41 is provided for supporting a tube, a conduit or a container for receiving and outputting body fluid, blood and various injections. The fourth figure is a top view of the safety intravenous infusion needle of the present invention, in which the convex block 33 of the consolidating seat 32 is positioned in the front end notch 211 of the hollow groove 21. The fifth figure is a schematic perspective view of the safe intravenous infusion needle of the present invention. When the needle 31 is to be inserted into the human body, the user pinches the butterfly wings on both sides of the butterfly wing 22 with their fingers, so that they are vertically retracted and vertically aligned. The hollow tube body 2, at this time, the hollow tube body 2 also clamps the needle unit 3 inwardly, thereby causing the needle unit 3 to have a larger clamping force, preventing the deflation of the needle unit 3 during the insertion of the needle into the skin. The situation. After the use, the user can pull the block 33 of the needle unit 3 by one hand, and use the rear end slope of the block 33 to make the front end wall of the hollow groove 21 slightly expand and deform toward both sides, so that the block 3 3 Thereby, it is passed, gradually moving backward, and the needle 31 is gradually immersed in the hollow tube body 2, when the block 33 is moved to the corresponding shape of the snap groove 212 (as shown in the sixth figure), the hollow groove 21 will return to its original shape due to its elasticity, and the block 33 is fixed by the cassette and cannot be moved arbitrarily. In this way, the used needle 31 is concealed and fixed in the hollow tube body 2, and does not cause danger due to accidental slippage, thereby avoiding the situation in which the medical staff is injured, and also eliminating the need for the trocar to be used in the conventional manner. The needle problem that occurs with the cover. In addition, as shown in the seventh embodiment, in another embodiment of the present invention, the structure of the card block 33 is improved. In this embodiment, a large area of the trigger piece 331 is further disposed on the top of the block 33. It can be injection molded with the fixing seat 32 and the block 33, and is distributed on the top surface of the hollow pipe body 2 during assembly. The larger contact area allows the user to easily touch the finger when the device is pulled, and the needle unit is made. 3 move. In summary, the safe intravenous infusion needle disclosed in the present invention is intended to reduce the risk of needle sticking and infecting others who have been contaminated with body fluids, and to improve the convenience of use thereof, in order to meet the safety requirements of general medical personnel. Sex. In short, the present invention utilizes a combination of the snap grooves in the 1% hollowed-out groove of the block, and the user can use the used needle to pull the used needle backwards into the safe intravenous infusion needle with one hand. Therefore, the safe intravenous infusion needle of the present invention can properly solve the needle needle sticking and recycling treatment of the conventional medical needle, thereby exerting better efficacy and improving practical purposes. The features and spirit of the present invention are more clearly described in the detailed description of the preferred embodiments. It is to be understood that any modification or alteration of the invention in the spirit of the invention may be included in the scope of the invention.
10 1299271 【圖式fa〗单說明】 第一圖為習用靜脈輸液針的立體示意圖。 第二圖為本發明安全靜脈輸液針的立體圖。 第三圖為本發明安全靜脈輸液針的立體分解結構示 意圖。 第四圖為本發明安全靜脈輸液針的使用前的俯視示 意圖，圖中輸液管的部份未繪出。 第五圖為本發明安全靜脈輸液針實施例的使用示意 圖0 第六圖為收合本發明安全靜脈輸液針之一實施例的 俯視示意圖，圖中輸液管的部份未緣出。 第七圖為本發明安全靜脈輸液針另一種實施例的前 視圖。 【主要元件符號說明】 10 針蓋體 12 蝶翼部 2 中空管體 21 鏤空溝槽 211 缺口 22 蝶翼部 3 針頭單元 31 針頭 33 卡塊 4 輸液管 11針頭 13本體 210 開口 212卡扣槽 32固結座 331扳動片 41 接頭單元 1110 1299271 [Illustration of the fa 〗 〖The first picture is a three-dimensional schematic diagram of a conventional intravenous infusion needle. The second figure is a perspective view of the safe intravenous infusion needle of the present invention. The third figure is a schematic exploded view of the safe intravenous infusion needle of the present invention. The fourth figure is a top view of the safe intravenous infusion needle of the present invention, and the portion of the infusion tube is not shown. Fig. 5 is a schematic view showing the use of the embodiment of the safe intravenous infusion needle of the present invention. Fig. 6 is a top plan view showing an embodiment of the safe intravenous infusion needle of the present invention, in which the portion of the infusion tube is not shown. Figure 7 is a front elevational view of another embodiment of a safe intravenous infusion needle of the present invention. [Main component symbol description] 10 Needle cover 12 Butterfly wing 2 Hollow tube body 21 Hollow groove 211 Notch 22 Butterfly wing 3 Needle unit 31 Needle 33 Block 4 Infusion tube 11 Needle 13 Body 210 Opening 212 Buckle groove 32 fixing seat 331 pulling piece 41 joint unit 11