CN205964180U - Positioner - Google Patents

Abstract

The utility model relates to a positioner relates to medical instrument technical field, for solve implement the operation in -process can't accurate positioning patient tumour position, inserting needle position and direction, the unsatisfactory technical problem of surgery effect design. This positioner includes many looks parallel arrangement's transverse rib bar, and many transverse rib bar are fixed through first connecting piece, and leaves the interval between two adjacent transverse rib bar. This positioner is used for implementing the location at patient's body surface to help operation doctor improves surgery effect at the suitable point of puncture of patient's body surface mark.

Description

A kind of positioner

Technical field

The utility model is related to technical field of medical instruments, especially relates to a kind of positioner.

Background technology

Operation refers to through surgical device or surgery instrument, under the operation through surgeon or other professionals, enters Human body or other biological tissue, are excluded pathology, are changed construction or the processing procedure of implantation exotic in external force mode.

Early operation is only limitted to use simple manual method, carries out cutting, cuts, stitches in body surface, and such as abscess drainage, swollen thing are cut Remove, wound suture etc..With scientific and technical development, field of surgery constantly expands, and has enabled to carry out at any position of human body. Wherein, some operations need not carry out cutting to destroy tissue, to mitigate the misery of patient, for example：Using Argon helium freeze ablation skill Art treats the operation of tumour.

Argon helium freeze ablation technology abbreviation argon helium knife, is a kind of advanced medical treatment skill of minimally invasive superfreeze ablated tumor Art.In clinical treatment, how based on local anaesthesia, typically in CT (Computed Tomography, electronic computer tomography during treatment Scanning), punctured under guided by magnetic resonance, the overall process that real-time monitoring punctures.Specifically method of operating is：In CT orientation direction Lower accurately puncture argon helium knife enters in tumour body, starts argon gas first, produces refrigeration by argon gas in point of a knife rapid expansion and makees With pathological tissues being refrigerated to subzero 140 DEG C～170 DEG C, after continuing 15～20 minutes in 15 seconds, closing argon gas；Start helium Gas, by helium in point of a knife rapid expansion, instant heating is in the pathological tissues of ultra low temperature state, can make pathological tissues temperature from Subzero 140 DEG C rise to 20 DEG C above freezing～40 DEG C, thus implementing quick thermotherapy, continue 3～5 minutes afterwards.This kind of cold and hot reverse Therapy, the destruction to pathological tissues is particularly thorough.Its cooling and the speed heating up, time and temperature, destroy the size in region with Shape, by CT real-time monitoring, and can accurately be set and controlled by computer.More importantly due to argon helium knife refrigeration or heating only It is confined to point of a knife end, knife bar will not produce cold and hot injury to the tissue on puncture path.

In above-mentioned therapy, the position of precise positioning patient tumors and can by argon helium knife exactly under CT orientation direction Puncturing in entrance tumour body is very important operation link, there is presently no practicable device.However, generally in reality In surgical procedure, for the position of precise positioning patient tumors as much as possible, CT must be repeated to patient in operation and sweep Retouch, and repeatedly adjustment inserting needle direction and path, but, this has resulted in patient and must not be not subject to the radiation of larger dose and because anti- Puncture the misery leading to again, or even it is also possible that the postoperative complications such as pneumothorax, bleeding, pain.

Utility model content

The purpose of this utility model is to provide a kind of positioner, with solve in prior art implement operation in cannot It is accurately positioned the undesirable technical problem of patient tumors position, inserting needle position and direction, surgical effect.

The utility model is a kind of positioner, including the horizontal rib of many parallel settings, many described horizontal bars Bar is fixed by the first connector.

Further, the vertical rib of many parallel settings, every described vertical rib and each described horizontal stroke are also included All vertically affixed to rib, and many described vertical ribs and many described horizontal ribs constitute cancellated location grid.

Further, many described horizontal rib places plane vertical rib place described with many plane be arranged in parallel；

Or, the coplanar setting of many described horizontal ribs vertical rib described with many, every described vertical rib is successively It is horizontally through many described horizontal ribs.

Further, many described horizontal rib places plane vertical rib place described with many plane parallel sets Put, many described horizontal ribs vertical rib described with many is thread；

The coplanar setting of many described horizontal ribs vertical rib described with many, many described horizontal ribs are strip.

Further, described location grid is multigroup, and being provided between location grid described in two adjacent groups to make both phases The second connector folding.

Further, described second connector includes two adapter sleeves and a connecting rod, and two described adapter sleeves are solid It is connected to the two ends of described connecting rod；

One described adapter sleeve is socketed on a described horizontal rib of location grid described in a group, another described company Female connector is socketed on a described horizontal rib of location grid described in another group.

Further, described positioner also includes the support frame for stationary positioned grid.

Further, the relative two side of described support frame is connected with fixed cover；

Or, described support frame has through hole on relative two side.

Further, the upper surface on the adjacent both sides of described support frame is provided with graduation mark.

Further, described first connector be adhesive tape, rope yarn, any one in iron wire.

Positioner provided by the utility model can produce following beneficial effect：

This positioner includes the horizontal rib of many parallel settings, and many horizontal ribs are fixed with each other, When implementing operation to patient, this positioner is fixed on patient body-surface by the Position Approximate according to patient tumors, then fixed in CT Under the guiding of position, suitable point of puncture is marked in patient body-surface using coloured pencil or other marking tools.

Due to leaving certain interval between adjacent transverse rib, and the size being spaced is according to thick, the thin setting of pricker, often Individual point of puncture be all be marked between two neighboring horizontal rib so that mark point of puncture will not excessive or too small and The accuracy of impact positioning, thus realize patient tumors position is accurately positioned.

Secondly as realizing patient tumors position is accurately positioned, therefore patient need not be entered repeatedly in implementing operation Row CT scan, without multiple adjustment inserting needle direction and path, thus decreasing radiation and the misery of patient, reduce pneumothorax, The risk of the postoperative complications such as bleeding, pain, makes therapeutic effect more preferable.

Additionally, this positioner can not only be applied to patient body-surface be carried out, in pinpoint tumor operation, also may be used Need in the operation that patient body-surface is positioned for other, its range of application is relatively wide, practicality is stronger.

Brief description

In order to be illustrated more clearly that the utility model specific embodiment or technical scheme of the prior art, below will be right In specific embodiment or description of the prior art the accompanying drawing of required use be briefly described it should be apparent that, below describe In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.

Fig. 1 is the perspective view of the utility model embodiment one positioner；

Fig. 2 is the perspective view being provided with Fig. 1 positioner during vertical rib；

Fig. 3 is the perspective view that in Fig. 2 positioner, vertical rib is during strip；

Fig. 4 is the perspective view of the utility model embodiment two positioner；

Fig. 5 is the perspective view of the utility model embodiment three positioner；

Fig. 6 is the perspective view that in Fig. 5 positioner, vertical rib is during strip；

Fig. 7 is the perspective view of the support frame of setting in Fig. 5 positioner.

Reference：

The horizontal rib of 1-；The vertical rib of 2-；

3- location grid；4- support frame；

5- second connector；6- fixed cover；

7- through hole；8- graduation mark；

9- adhesive tape；

51- adapter sleeve；52- connecting rod；

81- transverse axis；82- vertical pivot.

Specific embodiment

Below in conjunction with accompanying drawing, the technical solution of the utility model is clearly and completely described it is clear that described Embodiment is a part of embodiment of the utility model, rather than whole embodiments.Based on the embodiment in the utility model, this The every other embodiment that field those of ordinary skill is obtained under the premise of not making creative work, broadly falls into this practicality Novel protected scope.

In description of the present utility model, " " center ", " on ", D score, "left", "right", " perpendicular it should be noted that term Directly ", the orientation of instruction such as " level ", " interior ", " outward " or position relationship are based on orientation shown in the drawings or position relationship, are only For the ease of description the utility model with simplify description, rather than instruction or the hint device of indication or element must have specific Orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " the One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that indicating or hint relative importance.

In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace Dress ", " being connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or integratedly Connect；Can be to be mechanically connected or electrically connect；Can be to be joined directly together it is also possible to be indirectly connected to by intermediary, It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition Concrete meaning in the utility model for the language.

The utility model provides a kind of positioner, to ensure implementing to be accurately positioned patient tumors position in operation Put, inserting needle position and direction, improve surgical effect.Wherein, this positioner can have multiple ways of realization, and the utility model is given Go out following several specific embodiments, but be not limited only to following several.

Embodiment one

The present embodiment provides a kind of positioner, as shown in figure 1, including the horizontal rib 1 of many parallel settings, many Laterally rib 1 is fixed by the first connector.

This positioner includes the horizontal rib 1 of many parallel settings, and many horizontal ribs 1 are fixed with each other, When implementing operation to patient, this positioner is fixed on patient body-surface by the Position Approximate according to patient tumors, then in CT Under orientation direction, suitable point of puncture is marked in patient body-surface using coloured pencil or other marking tools.Due to adjacent transverse rib 1 Between leave certain interval, and the size being spaced is according to thick, the thin setting of pricker, and each point of puncture is all in two neighboring horizontal stroke Being marked between rib 1 so that the point of puncture of mark will not be excessive or too small and affect the accuracy positioning, thus real Now patient tumors position is accurately positioned.

On the basis of patient tumors position is realized being accurately positioned, CT need not be repeated to patient in implementing operation Scanning, without multiple adjustment inserting needle direction and path, thus decreasing radiation and the misery of patient, reduce pneumothorax, bleeding, The risk of the postoperative complications such as pain, makes therapeutic effect more preferable.

Additionally, this positioning device structure is simple, and comparison is easily, need not be particularly customized for medical personnel, Can self manufacture, cost is relatively low.

It should be noted that this positioner can not only be applied to carry out pinpoint tumor operation to patient body-surface In, it may also be used in other operations needing to position, its range of application is relatively wide, practicality is stronger.

In the present embodiment, horizontal rib is any one in cylindrical thin wire or steel wire, and horizontal rib has necessarily Diameter, to ensure that it will not deform in use easily.

Wherein, the first connector can be any one in adhesive tape 9, rope yarn, iron wire.In Fig. 1, give and use adhesive tape Connected mode when 9.The rope yarn being adopted can be the rope yarn of medical sutures wound, will through multiple winding using this rope yarn Many horizontal ribs 1 are connected as an entirety；It is same as using the connected mode during rope yarn when being connected using iron wire, or adopt two Root iron wire, in one end of each horizontal rib 1, another iron wire vertical welding is in each horizontal rib 1 for an iron wire vertical welding The other end, plays fixing effect.

In addition, when using this positioner, this positioner is directly bonded to patient body-surface by medical adhesive tape；Or It is to be provided for being fixed to cord line, elastic rubber band of patient body-surface etc. on this positioner.

On the basis of the present embodiment, as shown in Fig. 2 this positioner also includes the vertical rib of many parallel settings 2, every vertical rib 2 is all vertical affixed with each horizontal rib 1, and many vertical ribs 2 constitute net with many horizontal ribs 1 The location grid 3 of shape structure.

Wherein, can as needed (thickness of pricker) adjusting the size of location grid 3 grid.Preferably, using pros Shape grid.On the one hand so that overall deformation, the stability of being not susceptible to is preferable；On the other hand, because each point of puncture is all in tool Have being marked in a certain size grid so that the grid that sets without departing from this of the point of puncture of mark, worn During thorn, pricker also will not occur deviation, thus realizing patient tumors position is more precisely located.

Specifically, location grid 3 can have multiple structural forms, for example：The first version is with reference to shown in Fig. 2, many The horizontal rib of root 1 place plane is be arranged in parallel with many vertical rib 2 place planes, many horizontal ribs 1 and many vertical muscle Bar 2 is thread.Wherein, horizontal rib 1 and vertical rib 2 are all from any one in cylindrical thin wire or steel wire.

Additionally, horizontal rib 1 has multiple fixed forms, such as with vertical rib 2：Both are fixed on by way of welding Together, this kind of mode is more stable, but because this kind of mode complex manufacturing technology, size of mesh opening are fixed, therefore reuses Property is poor；And for example：By cord line, both are bundled, this kind of mode is comparatively laborious, but also enables to a certain extent Fixing, can again dismount reuse.

The second version of location grid 3：With reference to shown in Fig. 3, many horizontal ribs 1 are with many vertical ribs 2 altogether Face is arranged, and every vertical rib 2 is horizontally through many horizontal ribs 1 successively, and horizontal rib 1 is strip.

Wherein, horizontal rib 1 selects the thin plate of strip, and thin plate is steel plate or iron plate.Due to strip thin plate with respect to More it is unlikely to deform for thread cylindrical thin wire or steel wire, thus, location grid 3 adopts this kind of version protecting On the basis of card positioning precision, its stablizing effect is more preferably.

Embodiment two

On the basis of above-described embodiment one, there is provided embodiment two is also a kind of positioner, and its difference is such as Lower described.

It should be noted that in the present embodiment, the structure of location grid 3 is the first the structure shape in above-described embodiment Formula and/or second version.

It is the three-dimensional knot that in embodiment one, location grid 3 is the first version with reference to shown in Fig. 4, be given in Fig. 4 Structure schematic diagram.

Wherein, location grid 3 is multigroup, is provided with can make that both mutually fold second between two adjacent groups location grid 3 Connector 5.

Specifically, second connector 5 includes two adapter sleeves 51 and a connecting rod 52, and two adapter sleeves 51 are fixed in The two ends of connecting rod 52；One adapter sleeve 51 is socketed on a horizontal rib 1 of one group of location grid 3, another adapter sleeve 51 It is socketed on a horizontal rib 1 of another group of location grid 3.

Positioner in the present embodiment has preferable stability, and positioning precision is also more accurate, due to two adjacent groups It is provided with the second connector 5 that both can be made mutually to fold, when being positioned using this device, for not between location grid 3 Same patient, the knub position of different parts can suitably adjust the angle between two groups of location grids 3, and its adaptability is higher.

Embodiment three

On the basis of above-described embodiment one, there is provided embodiment three is also a kind of positioner, and its difference is such as Lower described.

In the present embodiment, as shown in Figure 5 and Figure 6, this positioner also includes the support frame for stationary positioned grid 3 4.

Wherein, as shown in fig. 7, being connected with fixed cover 6 on the relative two side of support frame 4；Or, support frame 4 phase To two side on have through hole 7.To facilitate, this positioner is fixed on by patient's body by cord line or elastic rubber band On body, and fix firm, effect more preferable.

In addition, the upper surface on the adjacent both sides of support frame 4 is provided with graduation mark 8.The graduation mark 8 on one side is transverse axis 81, another Side graduation mark 8 is vertical pivot 82.

Mark A, B, C ... in every graduation mark of corresponding transverse axis 81 from left to right successively, at every of corresponding vertical pivot 82 Graduation mark from top to bottom marks 1,2,3 ... successively, and to facilitate mark, the point of puncture of such as certain mark can be designated as B3, C5 etc..

It should be noted that in embodiment 1-3 any embodiment, the horizontal rib 1 of many parallel settings is equidistant Setting and/or unequal-interval setting, can be arranged as required to.Can set respectively in the top of same positioner, middle part, bottom Put the horizontal rib 1 of different interval, during the benefit of this design, when changing various sizes of pricker (bodkin, fine needle), need not be more Change positioner, convenient use.

Wherein, be given in Fig. 1 is the situation of horizontal rib 1 spaced set, be given in Fig. 2-6 be horizontal rib 1, The situation of vertical rib 2 difference spaced set.

Except above-mentioned several enforcement exceptions, positioner also includes other versions, for example：Positioner includes being flat The main body of hardened structure, has a plurality of be arrangeding in parallel and equidistant strip through-hole thereon；And for example：Positioner includes upper and lower end Face is the main body of arcwall face, have thereon a plurality of be arranged in parallel and equidistant strip through-hole (specific constructive form is not given Accompanying drawing).

Specifically, taking Argon helium freeze ablation therapy as a example, illustrate to implement operating process during operation using this positioner.

When operation is implemented using this therapy, following preparation need to be made before surgery, according to the shadow being done before corrective surgery As (such as：CT, rabat, nuclear magnetic resonance) data, substantially determine point of puncture in the veutro of patient body, dorsal part or both sides, allow patient Select pleasant mode as far as possible, for example：Lie on the back, a prostrate or lateral position carries out CT scan；Wherein, sweep limits should Including pathology to be punctured wholly or largely.

Specifically, select optimal puncture aspect, motion scan bed from scan image, make scan line reach optimal aspect Position, according to actual needs, above-mentioned positioner selects most suitable one kind, usually, above-mentioned multiple positioners It is applied to multiple situations, be fixed on patient body-surface according to position shown in scan line indicator lamp, be then scanned.

Then visible body surface has the anchor point being arranged in rows, with coloured pencil (red, blue etc.) or yellowish green for this layer of scan image Cotton swab marks multiple points of puncture in patient body-surface；Set inserting needle direction and path, subsequently according to the inserting needle direction setting and path, Argon helium knife pin is made accurately to penetrate inside tumor, ice hockey covering tumour as big as possible.

Finally it should be noted that：Various embodiments above is only in order to illustrating the technical solution of the utility model, rather than it is limited System；Although being described in detail to the utility model with reference to foregoing embodiments, those of ordinary skill in the art should Understand：It still can be modified to the technical scheme described in foregoing embodiments, or to wherein some or all of Technical characteristic carries out equivalent；And these modifications or replacement, do not make the essence of appropriate technical solution depart from this practicality new The scope of type each embodiment technical scheme.

Claims (10)

1. a kind of positioner is it is characterised in that include the horizontal rib (1) of many parallel settings, many described horizontal bars Bar (1) is fixed by the first connector.

2. positioner according to claim 1 is it is characterised in that also include the vertical rib of many parallel settings (2), every described vertical rib (2) horizontal rib (1) described with each is all vertical affixed, and many described vertical ribs (2) Horizontal rib (1) described with many constitutes cancellated location grid (3).

3. positioner according to claim 2 it is characterised in that many described horizontal rib (1) place planes with many Described in root, vertical rib (2) place plane be arranged in parallel；

Or, the coplanar setting of many described horizontal ribs (1) vertical rib (2) described with many, every described vertical rib (2) It is horizontally through many described horizontal ribs (1) successively.

4. positioner according to claim 3 it is characterised in that many described horizontal rib (1) place planes with many Plane parallel setting in vertical rib (2) place described in root, many described horizontal ribs (1) and many described vertical ribs (2) It is thread；

The coplanar setting of many described horizontal ribs (1) vertical rib (2) described with many, many described horizontal ribs (1) are Strip.

5. the positioner according to any one of claim 2-4 is it is characterised in that described location grid (3) is multigroup, phase It is provided with, between location grid (3), the second connector (5) that both can be made mutually to fold described in adjacent two groups.

6. positioner according to claim 5 is it is characterised in that described second connector (5) includes two companies Female connector (51) and a connecting rod (52), two described adapter sleeves (51) are fixed in the two ends of described connecting rod (52)；

One described adapter sleeve (51) is socketed on a described horizontal rib (1) of location grid (3) described in a group, another Described adapter sleeve (51) is socketed on a described horizontal rib (1) of location grid (3) described in another group.

7. the positioner according to any one of claim 2-4 it is characterised in that described positioner also include for The support frame (4) of stationary positioned grid (3).

8. positioner according to claim 7 is it is characterised in that consolidate on the relative two side of described support frame (4) It is connected to fixed cover (6)；

Or, described support frame (4) has through hole (7) on relative two side.

9. positioner according to claim 7 is it is characterised in that the upper surface on the adjacent both sides of described support frame (4) It is provided with graduation mark (8).

10. the positioner according to claim 1-4,6,8,9 any one is it is characterised in that described first connector is Any one in adhesive tape (9), rope yarn, iron wire.