CN208988985U - A kind of S type drag hook for deep tissue one-handed performance - Google Patents

Abstract

The utility model discloses a kind of S type drag hooks for deep tissue one-handed performance, including S-type drag hook ontology, the top of drag hook ontology is reclinate drag hook head end, the end of drag hook ontology is equipped with U-shaped fixed-wing, it is equipped with drag hook arm between U-shaped fixed-wing and drag hook head end, recessed portion is equipped between drag hook arm and drag hook head end.The utility model structure is simple, remain the repertoire of existing drag hook, the usage for the person that meets lateral operation, also facilitate operator's one-handed performance, utilize the U-shaped fixed-wing of recessed portion and tail portion, so that the forearm of operator and the drag hook are fixed as one, guarantee that forearm will not move left and right in longitudinal traction process, recessed portion can fit with the tiger's jaw area of operator's thumb and index finger, increase resistance, operator's palm in traction process of exerting oneself is avoided to slip, ensure stable operation in art, simultaneously, liberate another hand, facilitate in art and operates, reduction is appeared on the stage number, save manpower.

Description

A kind of S type drag hook for deep tissue one-handed performance

Technical field

The utility model relates to the field of medical instrument technology, are more particularly to a kind of S for deep tissue one-handed performance Type drag hook.

Background technique

The deep tissue drag hook of Hospitals at Present operation, generally " S " drag hook, main purpose are fixed by laterally grasping To pull tissue, exposure visual area, when operation, can occupy the space on operating table.In actual use, it not only laterally to grasp, more Longitudinally to pull use.Current drag hook, singlehanded lateral operation is difficult with large force drawing tissue, and holds when gripping with one hand Easily unstable, tail portion easily swings when especially axially using along drag hook, for example the exposure such as pelvis, abdomen, chest deep When tissue operation, it is unfavorable for assistant or patient's one-handed performance, generally requires both hands operation and be capable of fixing current S drag hook just to reach It is operated in stable art.

Utility model content

To solve the above-mentioned problems, the utility model provides a kind of structure and is simple and convenient to operate, grasps stable be used for The S type drag hook of deep tissue one-handed performance.

One aspect according to the present utility model provides a kind of S type drag hook for deep tissue one-handed performance, packet Drag hook ontology is included, drag hook ontology is S-type, and the top of drag hook ontology is reclinate drag hook head end, and the end of drag hook ontology is set There is U-shaped fixed-wing, drag hook arm is equipped between U-shaped fixed-wing and drag hook head end, recessed portion is equipped between drag hook arm and drag hook head end. This drag hook is still set as S type as a result, not only remains the usage of current lateral operation person, moreover it is possible to make singlehanded longitudinal behaviour When making, along drag hook, longitudinally drawing is exerted oneself, exposure visual area；In the end of drag hook ontology, U-shaped fixed-wing is set, it is U-shaped solid using this Determine the forearm that wing structure carrys out auxiliary operation person, prevents forearm from moving left and right in longitudinal traction process；The recessed portion of drag hook ontology It can fit with the tiger's jaw area of operator's thumb and index finger, increase resistance, operator's palm in traction process of exerting oneself is avoided to slip； By the U-shaped fixed-wing of recessed portion and tail portion, the forearm of operator and the drag hook is made to be fixed as one, is operated convenient for one-handed stable, Another hand is liberated, facilitates in art and operates, reduces number of appearing on the stage, saves manpower.

In some embodiments, the junction of U-shaped fixed-wing and drag hook ontology is equipped with arc transition section.It designs as a result, Arc transition section can avoid operator and hurt hand, also facilitates according to needing to tie up bandage in art to be auxiliarily fixed, remain mesh The tail portion function of preceding common S drag hook.

In some embodiments, the front of recessed portion is equipped with hand-held salient point.Operator's thumb and index finger pinch as a result, Position is equipped with hand-held salient point, increases friction, prevent from slipping.

In some embodiments, U-shaped fixed-wing is equipped with fixed bandage portion.U-shaped fixed-wing is openning shape as a result, is passed through Fixed bandage portion fixes the forearm of operator and drag hook, in addition, operator's arm has thickness, is made by the fixation bandage portion It obtains the drag hook and is applicable in more multi-operator.

In some embodiments, the front of drag hook head end is to widen bifurcation structure.The width of the front on drag hook head as a result, Degree is widened, and increases drag hook and holds width, greater area of exposed visual area.

In some embodiments, U-shaped fixed-wing and drag hook ontology are is flexibly connected, U-shaped fixed-wing and drag hook ontology it Between be equipped with internal messing ratchet mechanism, internal messing ratchet mechanism includes ratchet, pawl and inner retainer disc, and ratchet is fixed on drag hook ontology End, inner retainer disc is fixed on U-shaped fixed-wing, and pawl is installed on inner retainer disc and pawl acts on the interior gear teeth of ratchet.By This rotates U-shaped fixed-wing relative to drag hook arm by the internal messing ratchet mechanism, and the opening of U-shaped fixed-wing can be with Rotation can also meet the operating habit of operator downward upward, but also the drag hook applicability is wider.

Compared with prior art, the utility model has the beneficial effects that the utility model structure is simple, it is scientific and reasonable, both The repertoire of existing drag hook is remained, operator's one-handed performance is also facilitated, using the U-shaped fixed-wing of recessed portion and tail portion, is made The forearm and the drag hook for obtaining operator are fixed as one, and guarantee that forearm will not move left and right in longitudinal traction process, it is ensured that in art Stable operation, meanwhile, another hand is liberated, facilitates in art and operates, reduces number of appearing on the stage, saves manpower；U-shaped fixed-wing is designed as It is flexibly connected, so that drag hook applicability is wider.

Detailed description of the invention

Fig. 1 is that a kind of structure of an embodiment of the S type drag hook for deep tissue one-handed performance of the utility model is shown It is intended to；

Fig. 2 is a kind of structure of another embodiment of the S type drag hook for deep tissue one-handed performance of the utility model Schematic diagram；

Fig. 3 is the structural schematic diagram of internal messing ratchet mechanism.

Specific embodiment

The utility model is further described With reference to embodiment.

Embodiment 1

As shown in Figure 1, a kind of S type for deep tissue one-handed performance of an embodiment described in the utility model is drawn Hook, including drag hook ontology 100, the structure of drag hook ontology 100 are S-type.The top of drag hook ontology 100 is set as reclinate drawing Gib head end 1, the end of drag hook ontology 100 is connected with opening-like U-shaped fixed-wing 2, between U-shaped fixed-wing 2 and drag hook head end 1 For drag hook arm 3, it is equipped between drag hook arm 3 and drag hook head end 1 convenient for hand-held recessed portion 4.

In the present embodiment, S type drag hook is an integral structure, used material and deep tissue drag hook phase currently on the market Together, curvature can be adjusted according to actual needs to adapt to operator's forearm thickness, length.

The drag hook of the present embodiment is still set as S type, not only remains the usage of current lateral operation person, moreover it is possible to make When singlehanded longitudinal operation, along drag hook, longitudinally drawing is exerted oneself, exposure visual area.In the end of drag hook ontology 100, U-shaped fixed-wing is set 2, using U-shaped 2 structure of fixed-wing come the forearm of auxiliary operation person, prevent forearm from moving left and right in longitudinal traction process.It draws The recessed portion 4 of hook ontology 100 can fit with the tiger's jaw area of operator's thumb and index finger, increase resistance, operator is avoided to exert oneself Palm slips in traction process.By the U-shaped fixed-wing 2 of recessed portion 4 and tail portion, the forearm of operator and the drag hook is made to fix one Body operates convenient for one-handed stable, liberates another hand, facilitates in art and operate, and reduces number of appearing on the stage, and saves manpower.

Embodiment 2

As shown in Fig. 2, a kind of S type for deep tissue one-handed performance of an embodiment described in the utility model is drawn Hook, including S-type drag hook ontology 100, the top of drag hook ontology 100 is set as reclinate drag hook head end 1, drag hook ontology 100 end is connected with opening-like U-shaped fixed-wing 2, is drag hook arm 3, drag hook arm between U-shaped fixed-wing 2 and drag hook head end 1 Be equipped between 3 and drag hook head end 1 convenient for hand-held recessed portion 4, the front of recessed portion 4 is equipped with hand-held salient point 6, U-shaped fixed-wing 2 with The junction of drag hook ontology 100 is equipped with arc transition section 5, and U-shaped fixed-wing 2 is equipped with fixed bandage portion 7, the front of drag hook head end 1 To widen bifurcation structure 8.

By design arc transition section 5, can avoid operator hurt hand, also facilitate according to need to tie up in art bandage with It is auxiliarily fixed, remains the tail portion function of common S drag hook at present.Current drag hook, tail portion we can be according to need when perform the operation Bandage can be tied up by, which, fixes in bed, and drawing lasting for some needs and the operation not high to drawing variation can pass through benefit Tail portion is fixed with sterile bandage to liberate both hands, for example, lumbar vertebral posterior open surgery.

U-shaped fixed-wing 2 is openning shape, by fixed bandage portion 7 forearm of operator and drag hook is fixed, in addition, behaviour Author's arm has thickness, makes the drag hook be applicable in more multi-operator by the fixation bandage portion 7.In the present embodiment, fixed bandage Portion 7 is made of hasp and velcro.The position that operator's thumb and index finger pinch is equipped with hand-held salient point 6, increases friction, prevent It slips.The front on drag hook head 1 increases drag hook by widening bifurcation structure 8 and holds width, facilitates some operations, more large area Exposure visual area.

Embodiment 3

Embodiment 3 and the difference of embodiment 1 and embodiment 2 are that U-shaped fixed-wing 2 is that activity connects with drag hook ontology 100 It connects.As shown in Fig. 2, being equipped with internal messing ratchet mechanism 9 between U-shaped fixed-wing 2 and drag hook ontology 100.As shown in figure 3, internal messing Ratchet mechanism 9 includes ratchet 91, pawl 92 and inner retainer disc 93.The shape of ratchet 91 is rectangular configuration, and is fixed on drag hook sheet The end of body 100.Inner retainer disc 93 is fixed on U-shaped fixed-wing 2, and pawl 92 is installed on inner retainer disc 93 and pawl 92 acts on spine The interior gear teeth of wheel 91.

By the internal messing ratchet mechanism 9, U-shaped fixed-wing 9 is rotated relative to drag hook arm 3, U-shaped fixed-wing 2 Opening can rotate upward or downward, meet the operating habit of operator, but also the drag hook applicability is wider.

The utility model structure is simple, scientific and reasonable, has both remained the repertoire of existing drag hook, also facilitates operator single Hand operation, using the U-shaped fixed-wing 2 of recessed portion 4 and tail portion, so that the forearm of operator and the drag hook are fixed as one, before guarantee Arm will not move left and right in longitudinal traction process, it is ensured that stable operation in art, meanwhile, another hand is liberated, facilitates in art and grasps Make, reduce number of appearing on the stage, saves manpower.U-shaped fixed-wing 2 is designed as being flexibly connected, so that drag hook applicability is wider.

Above-described is only some embodiments of the utility model, it is noted that for the ordinary skill of this field For personnel, under the premise of not departing from the concept of the utility model, other modification and improvement can also be made, these are all Belong to the protection scope of the utility model.

Claims (4)

1. a kind of S type drag hook for deep tissue one-handed performance, including drag hook ontology (100), the drag hook ontology (100) are in S type, which is characterized in that the top of the drag hook ontology (100) is reclinate drag hook head end (1), the drag hook ontology (100) end is equipped with U-shaped fixed-wing (2), is equipped with drag hook arm (3) between the U-shaped fixed-wing (2) and drag hook head end (1), institute It states and is equipped with recessed portion (4) between drag hook arm (3) and drag hook head end (1), the U-shaped fixed-wing (2) is equipped with fixed bandage portion (7).

2. the S type drag hook according to claim 1 for deep tissue one-handed performance, which is characterized in that the U-shaped fixation The junction of the wing (2) and drag hook head end (1) is equipped with arc transition section (5).

3. the S type drag hook according to claim 2 for deep tissue one-handed performance, which is characterized in that the recessed portion (4) front is equipped with hand-held salient point (6).

4. the S type drag hook according to claim 3 for deep tissue one-handed performance, which is characterized in that the retractor head The front at end (1) is to widen bifurcation structure (8).